Version++

Fixes #46

.appveyor.yml

@@ -0,0 +1,52 @@
+version: 4.18.{build}
+configuration: Release
+platform: Any CPU
+environment:
+  NSISDIR: C:\Program Files (x86)\NSIS
+  matrix:
+  - QTDIR: C:\Qt\5.9\msvc2015
+    PLATFORM: x86
+    NSI: gpxsee.nsi
+    OPENSSLDIR: C:\OpenSSL-Win32\bin
+  - QTDIR: C:\Qt\5.9\msvc2015_64
+    PLATFORM: x86_amd64
+    NSI: gpxsee64.nsi
+    OPENSSLDIR: C:\OpenSSL-Win64\bin
+install:
+- cmd: >-
+    set PATH=%QTDIR%\bin;%NSISDIR%;%PATH%
+
+    call "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" %PLATFORM%
+build_script:
+- cmd: >-
+    lrelease gpxsee.pro
+
+    qmake gpxsee.pro
+
+    nmake release
+
+
+    md installer
+
+    copy release\GPXSee.exe installer
+
+    windeployqt --no-svg --release installer\GPXSee.exe
+
+    copy pkg\%NSI% installer
+
+    copy pkg\datums.csv installer
+
+    copy pkg\ellipsoids.csv installer
+
+    copy pkg\maps.txt installer
+
+    copy licence.txt installer
+
+    copy %OPENSSLDIR%\libeay32.dll installer
+
+    copy %OPENSSLDIR%\ssleay32.dll installer
+
+
+    makensis.exe installer\%NSI%
+artifacts:
+- path: installer\GPXSee-*.exe

.travis.yml

@@ -0,0 +1,18 @@
+language: c++
+
+os:
+  - linux
+  - osx
+
+before_install:
+  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then sudo apt-get -qq update; fi
+
+install:
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install qt; fi
+  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then sudo apt-get install libqt4-dev; fi
+
+script:
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then PATH=/usr/local/opt/qt/bin/:${PATH}; fi
+  - lrelease gpxsee.pro
+  - qmake gpxsee.pro
+  - make

Info.plist

@@ -5,17 +5,17 @@
 	<key>NSPrincipalClass</key>
 	<string>NSApplication</string>
 	<key>CFBundleIconFile</key>
-	<string>gpxsee.icns</string>
+	<string>@ICON@</string>
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>2.13</string>
+	<string>@SHORT_VERSION@</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleExecutable</key>
-	<string>GPXSee</string>
+	<string>@EXECUTABLE@</string>
 	<key>CFBundleIdentifier</key>
-	<string>cz.wz.tumic.GPXSee</string>
+	<string>org.gpxsee.GPXSee</string>
 
 	<key>CFBundleDocumentTypes</key>
 	<array>
@@ -35,6 +35,86 @@
 			<key>CFBundleTypeRole</key>
 			<string>Viewer</string>
 		</dict>
+		<dict>
+			<key>CFBundleTypeExtensions</key>
+			<array>
+				<string>tcx</string>
+			</array>
+			<key>CFBundleTypeMIMETypes</key>
+			<array>
+				<string>application/tcx+xml</string>
+			</array>
+			<key>CFBundleTypeIconFile</key>
+			<string>tcx.icns</string>
+			<key>CFBundleTypeName</key>
+			<string>Training Center XML</string>
+			<key>CFBundleTypeRole</key>
+			<string>Viewer</string>
+		</dict>
+		<dict>
+			<key>CFBundleTypeExtensions</key>
+			<array>
+				<string>kml</string>
+			</array>
+			<key>CFBundleTypeMIMETypes</key>
+			<array>
+				<string>application/vnd.google-earth.kml+xml</string>
+			</array>
+			<key>CFBundleTypeIconFile</key>
+			<string>kml.icns</string>
+			<key>CFBundleTypeName</key>
+			<string>Keyhole Markup Language</string>
+			<key>CFBundleTypeRole</key>
+			<string>Viewer</string>
+		</dict>
+		<dict>
+			<key>CFBundleTypeExtensions</key>
+			<array>
+				<string>fit</string>
+			</array>
+			<key>CFBundleTypeMIMETypes</key>
+			<array>
+				<string>application/vnd.ant.fit</string>
+			</array>
+			<key>CFBundleTypeIconFile</key>
+			<string>fit.icns</string>
+			<key>CFBundleTypeName</key>
+			<string>Flexible and Interoperable Data Transfer</string>
+			<key>CFBundleTypeRole</key>
+			<string>Viewer</string>
+		</dict>
+		<dict>
+			<key>CFBundleTypeExtensions</key>
+			<array>
+				<string>igc</string>
+			</array>
+			<key>CFBundleTypeMIMETypes</key>
+			<array>
+				<string>application/vnd.fai.igc</string>
+			</array>
+			<key>CFBundleTypeIconFile</key>
+			<string>igc.icns</string>
+			<key>CFBundleTypeName</key>
+			<string>Flight Recorder Data Format</string>
+			<key>CFBundleTypeRole</key>
+			<string>Viewer</string>
+		</dict>
+		<dict>
+			<key>CFBundleTypeExtensions</key>
+			<array>
+				<string>nmea</string>
+			</array>
+			<key>CFBundleTypeMIMETypes</key>
+			<array>
+				<string>application/vnd.nmea.nmea</string>
+			</array>
+			<key>CFBundleTypeIconFile</key>
+			<string>nmea.icns</string>
+			<key>CFBundleTypeName</key>
+			<string>NMEA 0183 data</string>
+			<key>CFBundleTypeRole</key>
+			<string>Viewer</string>
+		</dict>
 	</array>
 
 	<key>UTImportedTypeDeclarations</key>
@@ -60,6 +140,111 @@
 				<string>application/gpx+xml</string>
 			</dict>
 		</dict>
+		<dict>
+			<key>UTTypeIdentifier</key>
+			<string>com.garmin.tcx</string>
+			<key>UTTypeReferenceURL</key>
+			<string>http://www8.garmin.com/xmlschemas/TrainingCenterDatabasev2.xsd</string>
+			<key>UTTypeDescription</key>
+			<string>Training Center XML</string>
+			<key>UTTypeConformsTo</key>
+			<array>
+				<string>public.xml</string>
+			</array>
+			<key>UTTypeTagSpecification</key>
+			<dict>
+				<key>public.filename-extension</key>
+				<array>
+					<string>tcx</string>
+				</array>
+				<key>public.mime-type</key>
+				<string>application/tcx+xml</string>
+			</dict>
+		</dict>
+		<dict>
+			<key>UTTypeIdentifier</key>
+			<string>com.google.kml</string>
+			<key>UTTypeReferenceURL</key>
+			<string>https://developers.google.com/kml/documentation/kmlreference</string>
+			<key>UTTypeDescription</key>
+			<string>Keyhole Markup Language</string>
+			<key>UTTypeConformsTo</key>
+			<array>
+				<string>public.xml</string>
+			</array>
+			<key>UTTypeTagSpecification</key>
+			<dict>
+				<key>public.filename-extension</key>
+				<array>
+					<string>kml</string>
+				</array>
+				<key>public.mime-type</key>
+				<string>application/vnd.google-earth.kml+xml</string>
+			</dict>
+		</dict>
+		<dict>
+			<key>UTTypeIdentifier</key>
+			<string>com.thisisant.fit</string>
+			<key>UTTypeReferenceURL</key>
+			<string>https://www.thisisant.com/resources/fit</string>
+			<key>UTTypeDescription</key>
+			<string>Flexible and Interoperable Data Transfer</string>
+			<key>UTTypeConformsTo</key>
+			<array>
+				<string>public.data</string>
+			</array>
+			<key>UTTypeTagSpecification</key>
+			<dict>
+				<key>public.filename-extension</key>
+				<array>
+					<string>fit</string>
+				</array>
+				<key>public.mime-type</key>
+				<string>application/vnd.ant.fit</string>
+			</dict>
+		</dict>
+		<dict>
+			<key>UTTypeIdentifier</key>
+			<string>org.fai.igc</string>
+			<key>UTTypeReferenceURL</key>
+			<string>http://www.fai.org/gnss-recording-devices/igc-approved-flight-recorders</string>
+			<key>UTTypeDescription</key>
+			<string>Flight Recorder Data Format</string>
+			<key>UTTypeConformsTo</key>
+			<array>
+				<string>public.data</string>
+			</array>
+			<key>UTTypeTagSpecification</key>
+			<dict>
+				<key>public.filename-extension</key>
+				<array>
+					<string>igc</string>
+				</array>
+				<key>public.mime-type</key>
+				<string>application/vnd.fai.igc</string>
+			</dict>
+		</dict>
+		<dict>
+			<key>UTTypeIdentifier</key>
+			<string>org.nmea.nmea</string>
+			<key>UTTypeReferenceURL</key>
+			<string>http://www.nmea.org/content/nmea_standards/nmea_0183_v_410.asp</string>
+			<key>UTTypeDescription</key>
+			<string>NMEA 0183 data</string>
+			<key>UTTypeConformsTo</key>
+			<array>
+				<string>public.data</string>
+			</array>
+			<key>UTTypeTagSpecification</key>
+			<dict>
+				<key>public.filename-extension</key>
+				<array>
+					<string>nmea</string>
+				</array>
+				<key>public.mime-type</key>
+				<string>application/vnd.nmea.nmea</string>
+			</dict>
+		</dict>
 	</array>
 
 </dict>

README.md

@@ -1,33 +1,33 @@
 # GPXSee
-GPX viewer and analyzer.
+GPXSee is a Qt-based GPS log file viewer and analyzer that supports GPX, TCX,
+KML, FIT, IGC and NMEA files.
 
-* User-definable map sources.
+## Features
-* Track and elevation/speed/heart rate graphs.
+* User-definable online maps.
+* Offline maps (OziExplorer maps and TrekBuddy maps/atlases).
+* Elevation, speed, heart rate, cadence, power and temperature graphs.
 * Support for multiple tracks in one view.
 * Support for POI files.
-* Export to PDF.
+* Print/export to PDF.
-* Full-screen mode
+* Full-screen mode.
 * Native GUI for Windows, Mac OS X and Linux.
+* Opens GPX, TCX, FIT, KML, IGC, NMEA and Garmin CSV files.
 
-![GPXSee - Linux](https://a.fsdn.com/con/app/proj/gpxsee/screenshots/linux.png)
+![GPXSee - Linux](https://a.fsdn.com/con/app/proj/gpxsee/screenshots/linux2.png)
 
 ## Build
-### Linux/OS X
 ```shell
 lrelease gpxsee.pro
 qmake gpxsee.pro
 make
 ```
-### Windows
-```shell
-lrelease gpxsee.pro
-qmake gpxsee.pro
-nmake release
-```
 
-## Binaries
+## Download
-* Windows & OS X builds: http://sourceforge.net/projects/gpxsee
+* [Windows & OS X builds](http://sourceforge.net/projects/gpxsee)
-* Linux packages: https://build.opensuse.org/project/repositories/home:tumic:GPXSee
+* [Linux packages](http://software.opensuse.org/download.html?project=home%3Atumic%3AGPXSee&package=gpxsee)
+
+## Changelog
+[Changelog](https://build.opensuse.org/package/view_file/home:tumic:GPXSee/gpxsee/gpxsee.changes)
 
 ## Homepage
-GPXSee homepage: http://tumic.wz.cz/gpxsee
+http://www.gpxsee.org

build/env.bat

@@ -1,6 +0,0 @@
-CALL "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" 
-set PATH=C:\qt\qtbase\bin;%PATH%
-set PATH=C:\Program Files\Microsoft SDKs\Windows\v7.1\Bin;%PATH%
-set INCLUDE=C:\Program Files\Microsoft SDKs\Windows\v7.1\Include;%INCLUDE%
-set LIB=C:\Program Files\Microsoft SDKs\Windows\v7.1\Lib;%LIB%
-set CL=/D_USING_V110_SDK71_

build/env64.bat

@@ -1,6 +0,0 @@
-CALL "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" amd64 
-set PATH=C:\qt64\qtbase\bin;%PATH% 
-set PATH=C:\Program Files\Microsoft SDKs\Windows\v7.1\Bin;%PATH%
-set INCLUDE=C:\Program Files\Microsoft SDKs\Windows\v7.1\Include;%INCLUDE%
-set LIB=C:\Program Files\Microsoft SDKs\Windows\v7.1\Lib\x64;%LIB%
-set CL=/D_USING_V110_SDK71_

gpxsee.pro

@@ -1,84 +1,214 @@
 TARGET = GPXSee
-VERSION = 2.13
+VERSION = 4.18
 QT += core \
     gui \
     network
 greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 greaterThan(QT_MAJOR_VERSION, 4): QT += printsupport
+lessThan(QT_VERSION, 5.4): QT += opengl
+macx: QT += opengl
+INCLUDEPATH += ./src
 HEADERS += src/config.h \
-    src/icons.h \
+    src/common/staticassert.h \
-    src/gui.h \
+    src/common/coordinates.h \
-    src/gpx.h \
+    src/common/range.h \
-    src/parser.h \
+    src/common/rectc.h \
-    src/poi.h \
+    src/common/wgs84.h \
-    src/rtree.h \
+    src/GUI/app.h \
-    src/ll.h \
+    src/GUI/icons.h \
-    src/axisitem.h \
+    src/GUI/gui.h \
-    src/keys.h \
+    src/GUI/axisitem.h \
-    src/slideritem.h \
+    src/GUI/keys.h \
-    src/markeritem.h \
+    src/GUI/slideritem.h \
-    src/infoitem.h \
+    src/GUI/markeritem.h \
-    src/elevationgraph.h \
+    src/GUI/infoitem.h \
-    src/speedgraph.h \
+    src/GUI/elevationgraph.h \
-    src/sliderinfoitem.h \
+    src/GUI/speedgraph.h \
-    src/filebrowser.h \
+    src/GUI/sliderinfoitem.h \
-    src/map.h \
+    src/GUI/filebrowser.h \
-    src/maplist.h \
+    src/GUI/units.h \
-    src/downloader.h \
+    src/GUI/scaleitem.h \
-    src/units.h \
+    src/GUI/graphview.h \
-    src/scaleitem.h \
+    src/GUI/waypointitem.h \
-    src/nicenum.h \
+    src/GUI/palette.h \
-    src/waypoint.h \
+    src/GUI/heartrategraph.h \
-    src/trackview.h \
+    src/GUI/trackinfo.h \
-    src/track.h \
+    src/GUI/exportdialog.h \
-    src/graphview.h \
+    src/GUI/fileselectwidget.h \
-    src/trackpoint.h \
+    src/GUI/margins.h \
-    src/waypointitem.h \
+    src/GUI/temperaturegraph.h \
-    src/palette.h \
+    src/GUI/graphtab.h \
-    src/heartrategraph.h \
+    src/GUI/trackitem.h \
-    src/range.h \
+    src/GUI/tooltip.h \
-    src/cpuarch.h \
+    src/GUI/routeitem.h \
-    src/settings.h \
+    src/GUI/graphitem.h \
-    src/app.h
+    src/GUI/pathitem.h \
+    src/GUI/griditem.h \
+    src/GUI/format.h \
+    src/GUI/cadencegraph.h \
+    src/GUI/powergraph.h \
+    src/GUI/optionsdialog.h \
+    src/GUI/colorbox.h \
+    src/GUI/stylecombobox.h \
+    src/GUI/opengl.h \
+    src/GUI/timetype.h \
+    src/GUI/percentslider.h \
+    src/GUI/elevationgraphitem.h \
+    src/GUI/speedgraphitem.h \
+    src/GUI/heartrategraphitem.h \
+    src/GUI/temperaturegraphitem.h \
+    src/GUI/cadencegraphitem.h \
+    src/GUI/powergraphitem.h \
+    src/GUI/oddspinbox.h \
+    src/GUI/settings.h \
+    src/GUI/nicenum.h \
+    src/GUI/cpuarch.h \
+    src/GUI/searchpointer.h \
+    src/GUI/mapview.h \
+    src/map/projection.h \
+    src/map/ellipsoid.h \
+    src/map/datum.h \
+    src/map/mercator.h \
+    src/map/transversemercator.h \
+    src/map/latlon.h \
+    src/map/utm.h \
+    src/map/lambertconic.h \
+    src/map/lambertazimuthal.h \
+    src/map/albersequal.h \
+    src/map/map.h \
+    src/map/maplist.h \
+    src/map/onlinemap.h \
+    src/map/downloader.h \
+    src/map/tile.h \
+    src/map/emptymap.h \
+    src/map/offlinemap.h \
+    src/map/tar.h \
+    src/map/ozf.h \
+    src/map/atlas.h \
+    src/map/matrix.h \
+    src/map/misc.h \
+    src/data/graph.h \
+    src/data/poi.h \
+    src/data/waypoint.h \
+    src/data/track.h \
+    src/data/route.h \
+    src/data/trackpoint.h \
+    src/data/data.h \
+    src/data/parser.h \
+    src/data/trackdata.h \
+    src/data/routedata.h \
+    src/data/path.h \
+    src/data/rtree.h \
+    src/data/gpxparser.h \
+    src/data/tcxparser.h \
+    src/data/csvparser.h \
+    src/data/kmlparser.h \
+    src/data/fitparser.h \
+    src/data/igcparser.h \
+    src/data/nmeaparser.h \
+    src/data/str2int.h
 SOURCES += src/main.cpp \
-    src/gui.cpp \
+    src/common/coordinates.cpp \
-    src/gpx.cpp \
+    src/common/rectc.cpp \
-    src/parser.cpp \
+    src/common/range.cpp \
-    src/poi.cpp \
+    src/GUI/app.cpp \
-    src/ll.cpp \
+    src/GUI/gui.cpp \
-    src/axisitem.cpp \
+    src/GUI/axisitem.cpp \
-    src/slideritem.cpp \
+    src/GUI/slideritem.cpp \
-    src/markeritem.cpp \
+    src/GUI/markeritem.cpp \
-    src/infoitem.cpp \
+    src/GUI/infoitem.cpp \
-    src/elevationgraph.cpp \
+    src/GUI/elevationgraph.cpp \
-    src/speedgraph.cpp \
+    src/GUI/speedgraph.cpp \
-    src/sliderinfoitem.cpp \
+    src/GUI/sliderinfoitem.cpp \
-    src/filebrowser.cpp \
+    src/GUI/filebrowser.cpp \
-    src/map.cpp \
+    src/GUI/scaleitem.cpp \
-    src/maplist.cpp \
+    src/GUI/graphview.cpp \
-    src/downloader.cpp \
+    src/GUI/waypointitem.cpp \
-    src/scaleitem.cpp \
+    src/GUI/palette.cpp \
-    src/nicenum.cpp \
+    src/GUI/heartrategraph.cpp \
-    src/trackview.cpp \
+    src/GUI/trackinfo.cpp \
-    src/track.cpp \
+    src/GUI/exportdialog.cpp \
-    src/graphview.cpp \
+    src/GUI/fileselectwidget.cpp \
-    src/waypointitem.cpp \
+    src/GUI/temperaturegraph.cpp \
-    src/palette.cpp \
+    src/GUI/trackitem.cpp \
-    src/heartrategraph.cpp \
+    src/GUI/tooltip.cpp \
-    src/range.cpp \
+    src/GUI/routeitem.cpp \
-    src/app.cpp
+    src/GUI/graphitem.cpp \
+    src/GUI/pathitem.cpp \
+    src/GUI/griditem.cpp \
+    src/GUI/format.cpp \
+    src/GUI/cadencegraph.cpp \
+    src/GUI/powergraph.cpp \
+    src/GUI/optionsdialog.cpp \
+    src/GUI/colorbox.cpp \
+    src/GUI/stylecombobox.cpp \
+    src/GUI/oddspinbox.cpp \
+    src/GUI/percentslider.cpp \
+    src/GUI/elevationgraphitem.cpp \
+    src/GUI/speedgraphitem.cpp \
+    src/GUI/heartrategraphitem.cpp \
+    src/GUI/temperaturegraphitem.cpp \
+    src/GUI/cadencegraphitem.cpp \
+    src/GUI/powergraphitem.cpp \
+    src/GUI/nicenum.cpp \
+    src/GUI/mapview.cpp \
+    src/map/maplist.cpp \
+    src/map/onlinemap.cpp \
+    src/map/downloader.cpp \
+    src/map/emptymap.cpp \
+    src/map/offlinemap.cpp \
+    src/map/tar.cpp \
+    src/map/atlas.cpp \
+    src/map/ozf.cpp \
+    src/map/matrix.cpp \
+    src/map/ellipsoid.cpp \
+    src/map/datum.cpp \
+    src/map/projection.cpp \
+    src/map/mercator.cpp \
+    src/map/transversemercator.cpp \
+    src/map/utm.cpp \
+    src/map/lambertconic.cpp \
+    src/map/albersequal.cpp \
+    src/map/lambertazimuthal.cpp \
+    src/data/data.cpp \
+    src/data/poi.cpp \
+    src/data/track.cpp \
+    src/data/route.cpp \
+    src/data/path.cpp \
+    src/data/gpxparser.cpp \
+    src/data/tcxparser.cpp \
+    src/data/csvparser.cpp \
+    src/data/kmlparser.cpp \
+    src/data/fitparser.cpp \
+    src/data/igcparser.cpp \
+    src/data/nmeaparser.cpp \
+    src/data/str2int.cpp
 RESOURCES += gpxsee.qrc
-TRANSLATIONS = lang/gpxsee_cs.ts
+TRANSLATIONS = lang/gpxsee_cs.ts \
+    lang/gpxsee_sv.ts \
+    lang/gpxsee_de.ts
 macx {
     ICON = icons/gpxsee.icns
     QMAKE_INFO_PLIST = Info.plist
     APP_RESOURCES.files = icons/gpx.icns \
-        pkg/maps.txt
+        icons/tcx.icns \
+        icons/kml.icns \
+        icons/fit.icns \
+        icons/igc.icns \
+        icons/nmea.icns \
+        pkg/maps.txt \
+        pkg/ellipsoids.csv \
+        pkg/datums.csv
     APP_RESOURCES.path = Contents/Resources
     QMAKE_BUNDLE_DATA += APP_RESOURCES
 }
 win32 {
     RC_ICONS = icons/gpxsee.ico \
-        icons/gpx.ico
+        icons/gpx.ico \
+        icons/tcx.ico \
+        icons/kml.ico \
+        icons/fit.ico \
+        icons/igc.ico \
+        icons/nmea.ico
 }
 DEFINES += APP_VERSION=\\\"$$VERSION\\\"

gpxsee.qrc

@@ -2,8 +2,8 @@
     <qresource prefix="/">
         <file>icons/dialog-close.png</file>
         <file>icons/document-open.png</file>
-        <file>icons/document-save-as.png</file>
+        <file>icons/document-print.png</file>
-        <file>icons/document-save.png</file>
+        <file>icons/document-export.png</file>
         <file>icons/flag.png</file>
         <file>icons/gpxsee.png</file>
         <file>icons/application-exit.png</file>
@@ -14,6 +14,14 @@
         <file>icons/arrow-left-double.png</file>
         <file>icons/arrow-right-double.png</file>
         <file>icons/view-fullscreen.png</file>
+        <file>icons/office-chart-line.png</file>
+        <file>icons/preferences-desktop-display.png</file>
+        <file>icons/flag_48.png</file>
+        <file>icons/system-run.png</file>
+        <file>icons/document-print-preview.png</file>
+        <file>icons/view-filter.png</file>
         <file>lang/gpxsee_cs.qm</file>
+        <file>lang/gpxsee_sv.qm</file>
+        <file>lang/gpxsee_de.qm</file>
     </qresource>
 </RCC>

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+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
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+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   version="1.1"
+   id="svg3390"
+   height="185"
+   width="185">
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+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
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+  <path
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+<svg
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icons/kml.svg

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+<svg
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+  </g>
+  <text
+     xml:space="preserve"
+     style="font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;font-size:40px;line-height:100%;font-family:sans-serif;-inkscape-font-specification:'sans-serif, Bold';text-align:start;letter-spacing:0px;word-spacing:0px;writing-mode:lr;text-anchor:start;fill:#ffffff;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;"
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+     y="155.86783"
+     id="text3921"
+     transform="scale(0.9437456,1.0596076)"><tspan
+       id="tspan3429">KML</tspan></text>
+</svg>

icons/nmea.svg

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+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   version="1.1"
+   id="svg3390"
+   height="185"
+   width="185">
+  <metadata
+     id="metadata3404">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
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+     id="defs3402" />
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+    <g
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+         r="7.0209999" />
+    </g>
+    <g
+       id="g3735">
+      <circle
+         style="fill:#000000"
+         cx="60.700001"
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+      <circle
+         style="fill:none;fill-opacity:0;stroke:#000000;stroke-width:2"
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+    <g
+       id="g3741">
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+    <g
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+         style="fill:#000000"
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+         cy="151.875"
+         id="ellipse3749"
+         r="7.0209999" />
+      <circle
+         style="fill:none;fill-opacity:0;stroke:#000000;stroke-width:2"
+         cx="96"
+         cy="151.875"
+         id="ellipse3751"
+         r="7.0209999" />
+    </g>
+  </g>
+  <text
+     transform="scale(0.9437456,1.0596076)"
+     id="text3921"
+     y="155.86783"
+     x="21.076782"
+     style="font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;font-size:40px;line-height:100%;font-family:sans-serif;-inkscape-font-specification:'sans-serif, Bold';text-align:start;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:start;fill:#ffffff;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+     xml:space="preserve"><tspan
+       y="155.86783"
+       x="21.076782"
+       id="tspan3429">NMEA</tspan></text>
+</svg>

icons/tcx.svg

@@ -0,0 +1,145 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   width="185"
+   height="185"
+   id="svg3390"
+   version="1.1">
+  <metadata
+     id="metadata3404">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs3402" />
+  <path
+     d="m 128.23996,2.2548915 -95.377018,0 0,181.0580085 134.394868,0 0,-141.313567 z m 0,0 0,39.7444415 39.01785,0"
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+  <rect
+     style="fill:#ffcc00;fill-opacity:1;stroke:none;stroke-width:2;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
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+    <polyline
+       id="polyline3721"
+       points="62.3563,178.566 73.5,125.854 96,151.875 113,90.875 136.5,172.375 148.831,160.03 "
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+       id="g3723">
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+         r="7.0209999"
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+         cy="125.854"
+         cx="73.5"
+         style="fill:none;fill-opacity:0;stroke:#000000;stroke-width:2" />
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+    <g
+       id="g3729">
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+         r="7.0209999"
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+         cx="136.5"
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+         r="7.0209999"
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+         cy="172.375"
+         cx="136.5"
+         style="fill:none;fill-opacity:0;stroke:#000000;stroke-width:2" />
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+    <g
+       id="g3735">
+      <circle
+         r="7.0209999"
+         id="ellipse3737"
+         cy="186.39999"
+         cx="60.700001"
+         style="fill:#000000" />
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+         r="7.0209999"
+         id="ellipse3739"
+         cy="186.39999"
+         cx="60.700001"
+         style="fill:none;fill-opacity:0;stroke:#000000;stroke-width:2" />
+    </g>
+    <g
+       id="g3741">
+      <circle
+         r="7.0209999"
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+         cx="154.5"
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+         r="7.0209999"
+         id="ellipse3745"
+         cy="154.354"
+         cx="154.5"
+         style="fill:none;fill-opacity:0;stroke:#000000;stroke-width:2" />
+    </g>
+    <g
+       id="g3747">
+      <circle
+         r="7.0209999"
+         id="ellipse3749"
+         cy="151.875"
+         cx="96"
+         style="fill:#000000" />
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+         r="7.0209999"
+         id="ellipse3751"
+         cy="151.875"
+         cx="96"
+         style="fill:none;fill-opacity:0;stroke:#000000;stroke-width:2" />
+    </g>
+  </g>
+  <text
+     xml:space="preserve"
+     style="font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;font-size:40px;line-height:100%;font-family:sans-serif;-inkscape-font-specification:'sans-serif, Bold';text-align:start;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:start;fill:#ffffff;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+     x="35.911289"
+     y="155.86783"
+     id="text3921"
+     transform="scale(0.9437456,1.0596076)"><tspan
+       y="155.86783"
+       x="35.911289"
+       id="tspan3429">TCX</tspan></text>
+</svg>

pkg/datums.csv

@@ -0,0 +1,123 @@
+Adindan,4201,5,-162,-12,206
+Afgooye,4205,15,-43,-163,45
+Ain el Abd 1970,4204,14,-150,-251,-2
+Anna 1 Astro 1965,4708,2,-491,-22,435
+Arc 1950,4209,5,-143,-90,-294
+Arc 1960,4210,5,-160,-8,-300
+Ascension Island 1958,4712,14,-207,107,52
+Astro B4 Sorol Atoll,4707,14,114,-116,-333
+Astro Beacon 1945,4709,14,145,75,-272
+Astro DOS 71/4,4710,14,-320,550,-494
+Astronomic Stn 1952,4711,14,124,-234,-25
+Australian Geodetic 1966,4202,2,-133,-48,148
+Australian Geodetic 1984,4203,2,-134,-48,149
+Australian Geocentric 1994 (GDA94),4283,11,0,0,0 
+Austrian,4312,3,594,84,471
+Bellevue (IGN),4714,14,-127,-769,472
+Bermuda 1957,4216,4,-73,213,296
+Bogota Observatory,4218,14,307,304,-318
+Campo Inchauspe,4221,14,-148,136,90
+Canton Astro 1966,4716,14,298,-304,-375
+Cape,4222,5,-136,-108,-292
+Cape Canaveral,4717,4,-2,150,181
+Carthage,4223,5,-263,6,431
+CH-1903,4149,3,674,15,405
+Chatham 1971,4672,14,175,-38,113
+Chua Astro,4224,14,-134,229,-29
+Corrego Alegre,4225,14,-206,172,-6
+Djakarta (Batavia),4211,3,-377,681,-50
+DOS 1968,,14,230,-199,-752
+Easter Island 1967,4719,14,211,147,111
+Egypt,,14,-130,-117,-151
+European 1950,4230,14,-87,-98,-121
+European 1950 (Mean France),,14,-87,-96,-120
+European 1950 (Spain and Portugal),,14,-84,-107,-120 
+European 1979,4668,14,-86,-98,-119
+Finland Hayford,4123,14,-78,-231,-97
+Gandajika Base,4233,14,-133,-321,50
+Geodetic Datum 1949,4272,14,84,-22,209
+GGRS 87,4121,11,-199.87,74.79,246.62
+Guam 1963,4675,4,-100,-248,259
+GUX 1 Astro,4718,14,252,-209,-751
+Hartebeeshoek94,4148,20,0,0,0
+Hermannskogel,3906,3,653,-212,449
+Hjorsey 1955,4658,14,-73,46,-86
+Hong Kong 1963,4739,14,-156,-271,-189
+Hu-Tzu-Shan,4236,14,-634,-549,-201
+Indian Bangladesh,4682,6,289,734,257
+Indian Thailand,4240,6,214,836,303
+Israeli,4281,23,-235,-85,264
+Ireland 1965,4299,1,506,-122,611
+ISTS 073 Astro 1969,4724,14,208,-435,-229
+Johnston Island,4725,14,191,-77,-204
+Kandawala,4244,6,-97,787,86
+Kerguelen Island,4698,14,145,-187,103
+Kertau 1948,4245,7,-11,851,5
+L.C. 5 Astro,4726,4,42,124,147
+Liberia 1964,4251,5,-90,40,88
+Luzon Mindanao,,4,-133,-79,-72
+Luzon Philippines,4253,4,-133,-77,-51
+Mahe 1971,4256,5,41,-220,-134
+Marco Astro,4616,14,-289,-124,60
+Massawa,4262,3,639,405,60
+Merchich,4261,5,31,146,47
+Midway Astro 1961,4727,14,912,-58,1227
+Minna,4263,5,-92,-93,122
+NAD27 Alaska,,4,-5,135,172
+NAD27 Bahamas,,4,-4,154,178
+NAD27 Canada,,4,-10,158,187
+NAD27 Canal Zone,,4,0,125,201
+NAD27 Caribbean,,4,-7,152,178
+NAD27 Central,,4,0,125,194
+NAD27 CONUS,,4,-8,160,176
+NAD27 Cuba,,4,-9,152,178
+NAD27 Greenland,,4,11,114,195
+NAD27 Mexico,,4,-12,130,190
+NAD27 San Salvador,,4,1,140,165
+NAD83,4269,11,0,0,0
+Nahrwn Masirah Ilnd,,5,-247,-148,369
+Nahrwn Saudi Arbia,,5,-231,-196,482
+Nahrwn United Arab,,5,-249,-156,381
+Naparima BWI,4271,14,-2,374,172
+NGO1948,4273,27,315,-217,528
+NTF France,4275,24,-168,-60,320
+Norsk,4817,27,278,93,474
+NZGD1949,4272,14,84,-22,209
+NZGD2000,4167,20,0,0,0
+Observatorio 1966,4182,14,-425,-169,81
+Old Egyptian,4229,12,-130,110,-13
+Old Hawaiian,4135,4,61,-285,-181
+Oman,4232,5,-346,-1,224
+Ord Srvy Grt Britn,4277,0,375,-111,431
+Pico De Las Nieves,4728,14,-307,-92,127
+Pitcairn Astro 1967,4729,14,185,165,42
+Potsdam Rauenberg DHDN,4314,3,606,23,413
+Prov So Amrican 1956,4248,14,-288,175,-376
+Prov So Chilean 1963,4254,14,16,196,93
+Puerto Rico,4139,4,11,72,-101
+Pulkovo 1942 (1),4284,15,28,-130,-95
+Pulkovo 1942 (2),4284,15,28,-130,-95
+Qatar National,4285,14,-128,-283,22
+Qornoq,4287,14,164,138,-189
+Reunion,4626,14,94,-948,-1262
+Rijksdriehoeksmeting,4289,3,593,26,478
+Rome 1940,4806,14,-225,-65,9
+RT 90,4124,3,498,-36,568
+S42,4179,15,28,-121,-77
+Santo (DOS),4730,14,170,42,84
+Sao Braz,4184,14,-203,141,53
+Sapper Hill 1943,4292,14,-355,16,74
+Schwarzeck,4293,21,616,97,-251
+South American 1969,4291,16,-57,1,-41
+South Asia,,8,7,-10,-26
+Southeast Base,4615,14,-499,-249,314
+Southwest Base,4183,14,-104,167,-38
+Timbalai 1948,4298,6,-689,691,-46
+Tokyo,4301,3,-128,481,664
+Tristan Astro 1968,4734,14,-632,438,-609
+Viti Levu 1916,4731,5,51,391,-36
+Wake-Eniwetok 1960,4732,13,101,52,-39
+WGS 72,4322,19,0,0,5
+WGS 84,4326,20,0,0,0
+Yacare,4309,14,-155,171,37
+Zanderij,4311,14,-265,120,-358

pkg/ellipsoids.csv

@@ -0,0 +1,30 @@
+0,Airy 1830,6377563.396,299.3249646
+1,Modified Airy,6377340.189,299.3249646
+2,Australian National,6378160.0,298.25 
+3,Bessel 1841,6377397.155,299.1528128
+4,Clarke 1866,6378206.4,294.9786982
+5,Clarke 1880,6378249.145,293.465
+6,Everest (India 1830),6377276.345,300.8017
+7,Everest (1948),6377304.063,300.8017
+8,Modified Fischer 1960,6378155.0,298.3
+9,Everest (Pakistan),6377309.613,300.8017
+10,Indonesian 1974,6378160.0,298.247
+11,GRS 80,6378137.0,298.257222101
+12,Helmert 1906,6378200.0,298.3
+13,Hough 1960,6378270.0,297.0
+14,International 1924,6378388.0,297.0
+15,Krassovsky 1940,6378245.0,298.3
+16,South American 1969,6378160.0,298.25
+17,Everest (Malaysia 1969),6377295.664,300.8017
+18,Everest (Sabah Sarawak),6377298.556,300.8017
+19,WGS 72,6378135.0,298.26
+20,WGS 84,6378137.0,298.257223563
+21,Bessel 1841 (Namibia),6377483.865,299.1528128
+22,Everest (India 1956),6377301.243,300.8017
+23,Clarke 1880 Palestine,6378300.789,293.466 
+24,Clarke 1880 IGN,6378249.2,293.466021
+25,Hayford 1909,6378388.0,296.959263
+26,Clarke 1858,6378350.87,294.26
+27,Bessel 1841 (Norway),6377492.0176,299.1528
+28,Plessis 1817 (France),6376523.0,308.6409971
+29,Hayford 1924,6378388.0,297.0

pkg/gpxsee.nsi

@@ -1,11 +1,16 @@
 !include "MUI2.nsh"
 !include "x64.nsh"
+!include "WinVer.nsh"
 
 ; The name of the installer
 Name "GPXSee"
+; Program version
+!define VERSION "4.18"
 
 ; The file to write
-OutFile "install.exe"
+OutFile "GPXSee-${VERSION}.exe"
+; Compression method
+SetCompressor /SOLID lzma
 
 ; Required execution level 
 RequestExecutionLevel admin
@@ -13,14 +18,27 @@ RequestExecutionLevel admin
 ; The default installation directory
 InstallDir "$PROGRAMFILES\GPXSee"
 
+; Installer executable info
+VIProductVersion "${VERSION}.0.0"
+VIAddVersionKey "ProductVersion" ${VERSION}
+VIAddVersionKey "FileVersion" "${VERSION}.0.0"
+VIAddVersionKey "ProductName" "GPXSee"
+VIAddVersionKey "LegalCopyright" "GPXSee project"
+VIAddVersionKey "FileDescription" "GPXSee installer"
+
 ; Registry key to check for directory (so if you install again, it will 
 ; overwrite the old one automatically)
 InstallDirRegKey HKLM "Software\GPXSee" "Install_Dir"
 
 ; Registry key for uninstaller
 !define REGENTRY "Software\Microsoft\Windows\CurrentVersion\Uninstall\GPXSee"
-; GPX file type registry entry
+; File types registry entries
 !define REGGPX "GPXSee.gpx"
+!define REGTCX "GPXSee.tcx"
+!define REGKML "GPXSee.kml"
+!define REGFIT "GPXSee.fit"
+!define REGIGC "GPXSee.igc"
+!define REGNMEA "GPXSee.nmea"
 
 ; Start menu page configuration
 !define MUI_STARTMENUPAGE_REGISTRY_ROOT "HKLM" 
@@ -48,9 +66,15 @@ Var StartMenuFolder
 ; Languages
 !insertmacro MUI_LANGUAGE "English"
 
+Function .onInit
+  ${IfNot} ${AtLeastWin7}
+    MessageBox MB_OK "GPXSee can only be installed on Windows 7 or later."
+    Abort
+  ${EndIf}
+FunctionEnd 
 
 ; The stuff to install
-Section "GPXSee (required)" SEC_APP
+Section "GPXSee" SEC_APP
 
   SectionIn RO
   
@@ -60,18 +84,8 @@ Section "GPXSee (required)" SEC_APP
   ; Put the files there
   File "gpxsee.exe"
   File "maps.txt"
-  
+  File "ellipsoids.csv"
-  ; Write the installation path into the registry
+  File "datums.csv"
-  WriteRegStr HKLM SOFTWARE\GPXSee "Install_Dir" "$INSTDIR"
-  
-  ; Write the uninstall keys for Windows
-  WriteRegStr HKLM "${REGENTRY}" "DisplayName" "GPXSee"
-  WriteRegStr HKLM "${REGENTRY}" "Publisher" "Martin Tuma"
-  WriteRegStr HKLM "${REGENTRY}" "DisplayVersion" "2.13"
-  WriteRegStr HKLM "${REGENTRY}" "UninstallString" '"$INSTDIR\uninstall.exe"'
-  WriteRegDWORD HKLM "${REGENTRY}" "NoModify" 1
-  WriteRegDWORD HKLM "${REGENTRY}" "NoRepair" 1
-  WriteUninstaller "$INSTDIR\uninstall.exe"
 
   ; Create start menu entry and add links
   SetShellVarContext all
@@ -81,30 +95,71 @@ Section "GPXSee (required)" SEC_APP
     CreateShortCut "$SMPROGRAMS\$StartMenuFolder\GPXSee.lnk" "$INSTDIR\gpxsee.exe"
   !insertmacro MUI_STARTMENU_WRITE_END
 
-  ; Associate .gpx files
+  ; Create the uninstaller
+  WriteUninstaller "$INSTDIR\uninstall.exe" 
+
+  ; Write the installation path into the registry
+  DetailPrint "Registering application..."
+  WriteRegStr HKLM SOFTWARE\GPXSee "Install_Dir" "$INSTDIR"
+
+  ; Write the uninstall keys for Windows
+  WriteRegStr HKLM "${REGENTRY}" "DisplayName" "GPXSee"
+  WriteRegStr HKLM "${REGENTRY}" "Publisher" "Martin Tuma"
+  WriteRegStr HKLM "${REGENTRY}" "DisplayVersion" "${VERSION}"
+  WriteRegStr HKLM "${REGENTRY}" "UninstallString" '"$INSTDIR\uninstall.exe"'
+  WriteRegDWORD HKLM "${REGENTRY}" "NoModify" 1
+  WriteRegDWORD HKLM "${REGENTRY}" "NoRepair" 1
+
+  ; Associate file formats
+  DetailPrint "Associating file types..."
   WriteRegStr HKCR ".gpx" "" "${REGGPX}"
   WriteRegStr HKCR "${REGGPX}" ""  "GPS Exchange Format"
   WriteRegStr HKCR "${REGGPX}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,1"
   WriteRegStr HKCR "${REGGPX}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+  WriteRegStr HKCR ".tcx" "" "${REGTCX}"
+  WriteRegStr HKCR "${REGTCX}" ""  "Training Center XML"
+  WriteRegStr HKCR "${REGTCX}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,2"
+  WriteRegStr HKCR "${REGTCX}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+  WriteRegStr HKCR ".kml" "" "${REGKML}"
+  WriteRegStr HKCR "${REGKML}" ""  "Keyhole Markup Language"
+  WriteRegStr HKCR "${REGKML}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,3"
+  WriteRegStr HKCR "${REGKML}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+  WriteRegStr HKCR ".fit" "" "${REGFIT}"
+  WriteRegStr HKCR "${REGFIT}" ""  "Flexible and Interoperable Data Transfer"
+  WriteRegStr HKCR "${REGFIT}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,4"
+  WriteRegStr HKCR "${REGFIT}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+  WriteRegStr HKCR ".igc" "" "${REGIGC}"
+  WriteRegStr HKCR "${REGIGC}" ""  "Flight Recorder Data Format"
+  WriteRegStr HKCR "${REGIGC}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,5"
+  WriteRegStr HKCR "${REGIGC}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+  WriteRegStr HKCR ".nmea" "" "${REGNMEA}"
+  WriteRegStr HKCR "${REGNMEA}" ""  "NMEA 0183 data"
+  WriteRegStr HKCR "${REGNMEA}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,6"
+  WriteRegStr HKCR "${REGNMEA}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+
   System::Call 'shell32.dll::SHChangeNotify(i, i, i, i) v (0x08000000, 0, 0, 0)'
 
 SectionEnd
 
-Section "QT libs" SEC_QT
+Section "QT framework" SEC_QT
+
+  SectionIn RO
 
   File "Qt5Core.dll"
   File "Qt5Gui.dll"
   File "Qt5Widgets.dll"
   File "Qt5PrintSupport.dll"
   File "Qt5Network.dll"
-  File "libGLESv2.dll"
   File /r "platforms"
   File /r "imageformats"
+  File /r "printsupport"
  
 SectionEnd
 
 Section "MSVC runtime" SEC_MSVC
 
+  SectionIn RO
+
   DetailPrint "Checking whether Visual C++ 2015 Redistributable is already installed..."
   ${If} ${RunningX64}
     ReadRegDword $R0 HKLM "SOFTWARE\Wow6432Node\Microsoft\VisualStudio\14.0\VC\Runtimes\x86" "Installed"
@@ -118,12 +173,28 @@ Section "MSVC runtime" SEC_MSVC
 
   DetailPrint "Installing Visual C++ 2015 Redistributable..."
   SetOutPath $TEMP
-  File "VC_redist.x86.exe"
+  File "vcredist_x86.exe"
-  ExecWait '"$TEMP/VC_redist.x86.exe" /install /quiet /norestart'
+  ExecWait '"$TEMP\vcredist_x86.exe" /install /quiet /norestart'
+  SetOutPath $INSTDIR
 
   done:
 SectionEnd
 
+Section "OpenSSL" SEC_OPENSSL
+
+  File "libeay32.dll"
+  File "ssleay32.dll"
+
+SectionEnd
+
+Section "ANGLE" SEC_ANGLE
+
+  File "libGLESv2.dll"
+  File "libEGL.dll"
+  File "D3DCompiler_47.dll"
+
+SectionEnd
+
 ;--------------------------------
 
 ; Uninstaller
@@ -146,6 +217,16 @@ Section "Uninstall"
   ; Remove GPX file association
   DeleteRegKey HKCR "${REGGPX}"
   DeleteRegKey HKCR ".gpx"
+  DeleteRegKey HKCR "${REGTCX}"
+  DeleteRegKey HKCR ".tcx"
+  DeleteRegKey HKCR "${REGKML}"
+  DeleteRegKey HKCR ".kml"
+  DeleteRegKey HKCR "${REGFIT}"
+  DeleteRegKey HKCR ".fit"
+  DeleteRegKey HKCR "${REGIGC}"
+  DeleteRegKey HKCR ".igc"
+  DeleteRegKey HKCR "${REGNMEA}"
+  DeleteRegKey HKCR ".nmea"
   System::Call 'shell32.dll::SHChangeNotify(i, i, i, i) v (0x08000000, 0, 0, 0)'  
 
 SectionEnd
@@ -156,15 +237,21 @@ SectionEnd
 
 ;Language strings
 LangString DESC_QT ${LANG_ENGLISH} \
-  "QT Library. Unselct only if you have QT already installed!"
+  "QT cross-platform application framework."
 LangString DESC_MSVC ${LANG_ENGLISH} \
-  "Visual C++ 2015 runtime components. Unselct only if you have the runtime already installed!"
+  "Visual C++ 2015 runtime components. If already installed, will be skipped."
+LangString DESC_OPENSSL ${LANG_ENGLISH} \
+  "OpenSSL library. Required for HTTPS to work."
+LangString DESC_ANGLE ${LANG_ENGLISH} \
+  "ANGLE (OpenGL via Direct3D). Enables OpenGL on systems without native OpenGL drivers."
 LangString DESC_APP ${LANG_ENGLISH} \
   "GPXSee application"
 
 ;Assign language strings to sections
 !insertmacro MUI_FUNCTION_DESCRIPTION_BEGIN
   !insertmacro MUI_DESCRIPTION_TEXT ${SEC_QT} $(DESC_QT)
+  !insertmacro MUI_DESCRIPTION_TEXT ${SEC_OPENSSL} $(DESC_OPENSSL)
+  !insertmacro MUI_DESCRIPTION_TEXT ${SEC_ANGLE} $(DESC_ANGLE)
   !insertmacro MUI_DESCRIPTION_TEXT ${SEC_MSVC} $(DESC_MSVC) 
   !insertmacro MUI_DESCRIPTION_TEXT ${SEC_APP} $(DESC_APP)
-!insertmacro MUI_FUNCTION_DESCRIPTION_END
+!insertmacro MUI_FUNCTION_DESCRIPTION_END

pkg/gpxsee64.nsi

@@ -1,11 +1,16 @@
 !include "MUI2.nsh"
 !include "x64.nsh"
+!include "WinVer.nsh"
 
 ; The name of the installer
 Name "GPXSee"
+; Program version
+!define VERSION "4.18"
 
 ; The file to write
-OutFile "install.exe"
+OutFile "GPXSee-${VERSION}_x64.exe"
+; Compression method
+SetCompressor /SOLID lzma
 
 ; Required execution level 
 RequestExecutionLevel admin
@@ -13,14 +18,27 @@ RequestExecutionLevel admin
 ; The default installation directory
 InstallDir "$PROGRAMFILES64\GPXSee"
 
+; Installer executable info
+VIProductVersion "${VERSION}.0.0"
+VIAddVersionKey "ProductVersion" ${VERSION}
+VIAddVersionKey "FileVersion" "${VERSION}.0.0"
+VIAddVersionKey "ProductName" "GPXSee"
+VIAddVersionKey "LegalCopyright" "GPXSee project"
+VIAddVersionKey "FileDescription" "GPXSee installer (x64)"
+
 ; Registry key to check for directory (so if you install again, it will 
 ; overwrite the old one automatically)
 InstallDirRegKey HKLM "Software\GPXSee" "Install_Dir"
 
 ; Registry key for uninstaller
 !define REGENTRY "Software\Microsoft\Windows\CurrentVersion\Uninstall\GPXSee"
-; GPX file type registry entry
+; File types registry entries
-!define REGGPX "GPXSee.gpx" 
+!define REGGPX "GPXSee.gpx"
+!define REGTCX "GPXSee.tcx"
+!define REGKML "GPXSee.kml"
+!define REGFIT "GPXSee.fit"
+!define REGIGC "GPXSee.igc"
+!define REGNMEA "GPXSee.nmea"
 
 ; Start menu page configuration
 !define MUI_STARTMENUPAGE_REGISTRY_ROOT "HKLM" 
@@ -48,7 +66,12 @@ Var StartMenuFolder
 ; Languages
 !insertmacro MUI_LANGUAGE "English"
 
-Function .onInit  
+Function .onInit
+  ${IfNot} ${AtLeastWin7}
+    MessageBox MB_OK "GPXSee can only be installed on Windows 7 or later."
+    Abort
+  ${EndIf}
+  
   ${If} ${RunningX64}
     SetRegView 64
   ${Else}  
@@ -58,7 +81,7 @@ Function .onInit
 FunctionEnd 
 
 ; The stuff to install
-Section "GPXSee (required)" SEC_APP
+Section "GPXSee" SEC_APP
 
   SectionIn RO
   
@@ -68,19 +91,9 @@ Section "GPXSee (required)" SEC_APP
   ; Put the files there
   File "gpxsee.exe"
   File "maps.txt"
+  File "ellipsoids.csv"
+  File "datums.csv"
   
-  ; Write the installation path into the registry
-  WriteRegStr HKLM SOFTWARE\GPXSee "Install_Dir" "$INSTDIR"
-  
-  ; Write the uninstall keys for Windows
-  WriteRegStr HKLM "${REGENTRY}" "DisplayName" "GPXSee"
-  WriteRegStr HKLM "${REGENTRY}" "Publisher" "Martin Tuma"
-  WriteRegStr HKLM "${REGENTRY}" "DisplayVersion" "2.13"
-  WriteRegStr HKLM "${REGENTRY}" "UninstallString" '"$INSTDIR\uninstall.exe"'
-  WriteRegDWORD HKLM "${REGENTRY}" "NoModify" 1
-  WriteRegDWORD HKLM "${REGENTRY}" "NoRepair" 1
-  WriteUninstaller "$INSTDIR\uninstall.exe"
-
   ; Create start menu entry and add links
   SetShellVarContext all
   !insertmacro MUI_STARTMENU_WRITE_BEGIN Application  
@@ -89,30 +102,71 @@ Section "GPXSee (required)" SEC_APP
     CreateShortCut "$SMPROGRAMS\$StartMenuFolder\GPXSee.lnk" "$INSTDIR\gpxsee.exe"
   !insertmacro MUI_STARTMENU_WRITE_END
 
-  ; Associate .gpx files
+  ; Create the uninstaller
+  WriteUninstaller "$INSTDIR\uninstall.exe"
+  
+  ; Write the installation path into the registry
+  DetailPrint "Registering application..."
+  WriteRegStr HKLM SOFTWARE\GPXSee "Install_Dir" "$INSTDIR"
+
+  ; Write the uninstall keys for Windows
+  WriteRegStr HKLM "${REGENTRY}" "DisplayName" "GPXSee (x64)"
+  WriteRegStr HKLM "${REGENTRY}" "Publisher" "Martin Tuma"
+  WriteRegStr HKLM "${REGENTRY}" "DisplayVersion" "${VERSION}"
+  WriteRegStr HKLM "${REGENTRY}" "UninstallString" '"$INSTDIR\uninstall.exe"'
+  WriteRegDWORD HKLM "${REGENTRY}" "NoModify" 1
+  WriteRegDWORD HKLM "${REGENTRY}" "NoRepair" 1
+
+  ; Associate file formats
+  DetailPrint "Associating file types..."
   WriteRegStr HKCR ".gpx" "" "${REGGPX}"
   WriteRegStr HKCR "${REGGPX}" ""  "GPS Exchange Format"
   WriteRegStr HKCR "${REGGPX}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,1"
   WriteRegStr HKCR "${REGGPX}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+  WriteRegStr HKCR ".tcx" "" "${REGTCX}"
+  WriteRegStr HKCR "${REGTCX}" ""  "Training Center XML"
+  WriteRegStr HKCR "${REGTCX}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,2"
+  WriteRegStr HKCR "${REGTCX}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+  WriteRegStr HKCR ".kml" "" "${REGKML}"
+  WriteRegStr HKCR "${REGKML}" ""  "Keyhole Markup Language"
+  WriteRegStr HKCR "${REGKML}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,3"
+  WriteRegStr HKCR "${REGKML}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+  WriteRegStr HKCR ".fit" "" "${REGFIT}"
+  WriteRegStr HKCR "${REGFIT}" ""  "Flexible and Interoperable Data Transfer"
+  WriteRegStr HKCR "${REGFIT}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,4"
+  WriteRegStr HKCR "${REGFIT}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+  WriteRegStr HKCR ".igc" "" "${REGIGC}"
+  WriteRegStr HKCR "${REGIGC}" ""  "Flight Recorder Data Format"
+  WriteRegStr HKCR "${REGIGC}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,5"
+  WriteRegStr HKCR "${REGIGC}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+  WriteRegStr HKCR ".nmea" "" "${REGNMEA}"
+  WriteRegStr HKCR "${REGNMEA}" ""  "NMEA 0183 data"
+  WriteRegStr HKCR "${REGNMEA}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,6"
+  WriteRegStr HKCR "${REGNMEA}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+  
   System::Call 'shell32.dll::SHChangeNotify(i, i, i, i) v (0x08000000, 0, 0, 0)'
 
 SectionEnd
 
-Section "QT libs" SEC_QT
+Section "QT framework" SEC_QT
+
+  SectionIn RO
 
   File "Qt5Core.dll"
   File "Qt5Gui.dll"
   File "Qt5Widgets.dll"
   File "Qt5PrintSupport.dll"
   File "Qt5Network.dll"
-  File "libGLESv2.dll"
   File /r "platforms"
   File /r "imageformats"
+  File /r "printsupport"
  
 SectionEnd
 
 Section "MSVC runtime" SEC_MSVC
 
+  SectionIn RO
+
   DetailPrint "Checking whether Visual C++ 2015 Redistributable is already installed..."
   ReadRegDword $R0 HKLM "SOFTWARE\Wow6432Node\Microsoft\VisualStudio\14.0\VC\Runtimes\x64" "Installed"
   StrCmp $R0 "1" 0 +3
@@ -121,12 +175,28 @@ Section "MSVC runtime" SEC_MSVC
 
   DetailPrint "Installing Visual C++ 2015 Redistributable..."
   SetOutPath $TEMP
-  File "VC_redist.x64.exe"
+  File "vcredist_x64.exe"
-  ExecWait '"$TEMP/VC_redist.x64.exe" /install /quiet /norestart'
+  ExecWait '"$TEMP\vcredist_x64.exe" /install /quiet /norestart'
+  SetOutPath $INSTDIR
 
   done:
 SectionEnd
 
+Section "OpenSSL" SEC_OPENSSL
+
+  File "libeay32.dll"
+  File "ssleay32.dll"
+
+SectionEnd
+
+Section "ANGLE" SEC_ANGLE
+
+  File "libGLESv2.dll"
+  File "libEGL.dll"
+  File "D3DCompiler_47.dll"
+
+SectionEnd
+
 ;--------------------------------
 
 ; Uninstaller
@@ -147,9 +217,19 @@ Section "Uninstall"
   Delete "$SMPROGRAMS\$StartMenuFolder\*.*"
   RMDir "$SMPROGRAMS\$StartMenuFolder"
   
-  ; Remove GPX file association
+  ; Remove File associations
   DeleteRegKey HKCR "${REGGPX}"
   DeleteRegKey HKCR ".gpx"
+  DeleteRegKey HKCR "${REGTCX}"
+  DeleteRegKey HKCR ".tcx"
+  DeleteRegKey HKCR "${REGKML}"
+  DeleteRegKey HKCR ".kml"
+  DeleteRegKey HKCR "${REGFIT}"
+  DeleteRegKey HKCR ".fit"
+  DeleteRegKey HKCR "${REGIGC}"
+  DeleteRegKey HKCR ".igc"
+  DeleteRegKey HKCR "${REGNMEA}"
+  DeleteRegKey HKCR ".nmea"
   System::Call 'shell32.dll::SHChangeNotify(i, i, i, i) v (0x08000000, 0, 0, 0)'
 
 SectionEnd
@@ -160,15 +240,21 @@ SectionEnd
 
 ;Language strings
 LangString DESC_QT ${LANG_ENGLISH} \
-  "QT Library. Unselct only if you have QT already installed!"
+  "QT cross-platform application framework."
 LangString DESC_MSVC ${LANG_ENGLISH} \
-  "Visual C++ 2015 runtime components. Unselct only if you have the runtime already installed!"
+  "Visual C++ 2015 runtime components. If already installed, will be skipped."
+LangString DESC_OPENSSL ${LANG_ENGLISH} \
+  "OpenSSL library. Required for HTTPS to work."
+LangString DESC_ANGLE ${LANG_ENGLISH} \
+  "ANGLE (OpenGL via Direct3D). Enables OpenGL on systems without native OpenGL drivers."
 LangString DESC_APP ${LANG_ENGLISH} \
   "GPXSee application"
 
 ;Assign language strings to sections
 !insertmacro MUI_FUNCTION_DESCRIPTION_BEGIN
   !insertmacro MUI_DESCRIPTION_TEXT ${SEC_QT} $(DESC_QT)
+  !insertmacro MUI_DESCRIPTION_TEXT ${SEC_OPENSSL} $(DESC_OPENSSL)
+  !insertmacro MUI_DESCRIPTION_TEXT ${SEC_ANGLE} $(DESC_ANGLE)
   !insertmacro MUI_DESCRIPTION_TEXT ${SEC_MSVC} $(DESC_MSVC) 
   !insertmacro MUI_DESCRIPTION_TEXT ${SEC_APP} $(DESC_APP)
-!insertmacro MUI_FUNCTION_DESCRIPTION_END
+!insertmacro MUI_FUNCTION_DESCRIPTION_END

pkg/maps.txt

@@ -1,2 +1,5 @@
-Thunderforest	http://tile.thunderforest.com/outdoors/$z/$x/$y.png
+Open Topo Map	https://a.tile.opentopomap.org/$z/$x/$y.png	17
-Open Street Map	http://tile.openstreetmap.org/$z/$x/$y.png
+4UMaps	http://4umaps.eu/$z/$x/$y.png	15
+Open Street Map	http://tile.openstreetmap.org/$z/$x/$y.png	19
+USGS Topo	https://navigator.er.usgs.gov/tiles/tcr.cgi/$z/$x/$y.png	15
+USGS Imagery	https://navigator.er.usgs.gov/tiles/aerial_Imagery.cgi/$z/$x/$y	15

src/GUI/app.cpp

@@ -0,0 +1,109 @@
+#include <QtGlobal>
+#include <QTranslator>
+#include <QLocale>
+#include <QFileOpenEvent>
+#include <QNetworkProxyFactory>
+#include <QLibraryInfo>
+#include "map/onlinemap.h"
+#include "map/downloader.h"
+#include "map/ellipsoid.h"
+#include "map/datum.h"
+#include "opengl.h"
+#include "gui.h"
+#include "config.h"
+#include "app.h"
+
+
+App::App(int &argc, char **argv) : QApplication(argc, argv),
+  _argc(argc), _argv(argv)
+{
+	QTranslator *gpxsee = new QTranslator(this);
+	QString locale = QLocale::system().name();
+	gpxsee->load(QString(":/lang/gpxsee_") + locale);
+	installTranslator(gpxsee);
+
+	QTranslator *qt = new QTranslator(this);
+	qt->load(QLocale::system(), "qt", "_", QLibraryInfo::location(
+	  QLibraryInfo::TranslationsPath));
+	installTranslator(qt);
+
+#ifdef Q_OS_MAC
+	setAttribute(Qt::AA_DontShowIconsInMenus);
+#endif // Q_OS_MAC
+
+	QNetworkProxyFactory::setUseSystemConfiguration(true);
+	OnlineMap::setDownloader(new Downloader(this));
+	OPENGL_SET_SAMPLES(4);
+	loadDatums();
+
+	_gui = new GUI();
+}
+
+App::~App()
+{
+	delete _gui;
+}
+
+void App::run()
+{
+	_gui->show();
+
+	for (int i = 1; i < _argc; i++)
+		_gui->openFile(QString::fromLocal8Bit(_argv[i]));
+
+	exec();
+}
+
+bool App::event(QEvent *event)
+{
+	if (event->type() == QEvent::FileOpen) {
+		QFileOpenEvent *e = static_cast<QFileOpenEvent *>(event);
+		return _gui->openFile(e->file());
+	}
+
+	return QApplication::event(event);
+}
+
+void App::loadDatums()
+{
+	QString ef, df;
+	bool ok = false;
+
+	if (QFile::exists(USER_ELLIPSOID_FILE))
+		ef = USER_ELLIPSOID_FILE;
+	else if (QFile::exists(GLOBAL_ELLIPSOID_FILE))
+		ef = GLOBAL_ELLIPSOID_FILE;
+	else
+		qWarning("No ellipsoids file found.");
+
+	if (QFile::exists(USER_DATUM_FILE))
+		df = USER_DATUM_FILE;
+	else if (QFile::exists(GLOBAL_DATUM_FILE))
+		df = GLOBAL_DATUM_FILE;
+	else
+		qWarning("No datums file found.");
+
+	if (!ef.isNull() && !df.isNull()) {
+		if (!Ellipsoid::loadList(ef)) {
+			if (Ellipsoid::errorLine())
+				qWarning("%s: parse error on line %d: %s", qPrintable(ef),
+				  Ellipsoid::errorLine(), qPrintable(Ellipsoid::errorString()));
+			else
+				qWarning("%s: %s", qPrintable(ef), qPrintable(
+				  Ellipsoid::errorString()));
+		} else {
+			if (!Datum::loadList(df)) {
+				if (Datum::errorLine())
+					qWarning("%s: parse error on line %d: %s", qPrintable(df),
+					  Datum::errorLine(), qPrintable(Datum::errorString()));
+				else
+					qWarning("%s: %s", qPrintable(df), qPrintable(
+					  Datum::errorString()));
+			} else
+				ok = true;
+		}
+	}
+
+	if (!ok)
+		qWarning("Maps based on a datum different from WGS84 won't work.");
+}

src/GUI/app.h

@@ -4,7 +4,6 @@
 #include <QApplication>
 
 class GUI;
-class QTranslator;
 
 class App : QApplication
 {
@@ -19,10 +18,11 @@ protected:
 	bool event(QEvent *event);
 
 private:
+	void loadDatums();
+
 	int &_argc;
 	char **_argv;
 	GUI *_gui;
-	QTranslator *_translator;
 };
 
 #endif // APP_H

src/GUI/axisitem.cpp

@@ -5,6 +5,7 @@
 #include "axisitem.h"
 
 
+#define AXIS_WIDTH  1
 #define TICK        6
 #define PADDING     6
 #define XTICKS      15
@@ -34,6 +35,10 @@ AxisItem::AxisItem(Type type, QGraphicsItem *parent) : QGraphicsItem(parent)
 {
 	_type = type;
 	_size = 0;
+
+#ifndef Q_OS_MAC
+	setCacheMode(QGraphicsItem::DeviceCoordinateCache);
+#endif // Q_OS_MAC
 }
 
 void AxisItem::setRange(const RangeF &range)
@@ -41,6 +46,7 @@ void AxisItem::setRange(const RangeF &range)
 	prepareGeometryChange();
 	_range = range;
 	updateBoundingRect();
+	update();
 }
 
 void AxisItem::setSize(qreal size)
@@ -48,6 +54,7 @@ void AxisItem::setSize(qreal size)
 	prepareGeometryChange();
 	_size = size;
 	updateBoundingRect();
+	update();
 }
 
 void AxisItem::setLabel(const QString& label)
@@ -55,6 +62,7 @@ void AxisItem::setLabel(const QString& label)
 	prepareGeometryChange();
 	_label = label;
 	updateBoundingRect();
+	update();
 }
 
 void AxisItem::updateBoundingRect()
@@ -75,7 +83,7 @@ void AxisItem::updateBoundingRect()
 	if (_type == X) {
 		_boundingRect = QRectF(-ss.width()/2, -TICK/2,
 		_size + es.width()/2 + ss.width()/2,
-		ls.height() + es.height() - fm.descent() + TICK + 2*PADDING);
+		ls.height() + es.height() - fm.descent() + TICK + 2*PADDING + 1);
 	} else {
 		int mtw = 0;
 		QRect ts;
@@ -88,9 +96,8 @@ void AxisItem::updateBoundingRect()
 			mtw = qMax(ts.width(), mtw);
 		}
 
-		_boundingRect = QRectF(-(ls.height() + mtw + 2*PADDING
+		_boundingRect = QRectF(-(ls.height() + mtw + 2*PADDING + TICK/2),
-		  - fm.descent() + TICK/2), -(_size + es.height()/2
+		  -(_size + es.height()/2 + fm.descent()), ls.height() + mtw + 2*PADDING
-		  + fm.descent()), ls.height() -fm.descent() + mtw + 2*PADDING
 		  + TICK, _size + es.height()/2 + fm.descent() + ss.height()/2);
 	}
 }
@@ -108,9 +115,12 @@ void AxisItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 	struct Label l;
 	qreal range = _range.size();
 	qreal val;
+	QPen pen = QPen(Qt::black, AXIS_WIDTH);
 
 
+	painter->setRenderHint(QPainter::Antialiasing, false);
 	painter->setFont(font);
+	painter->setPen(pen);
 
 	ls = fm.tightBoundingRect(_label);
 
@@ -193,3 +203,16 @@ QSizeF AxisItem::margin() const
 		  + TICK/2, es.height()/2 + fm.descent());
 	}
 }
+
+QList<qreal> AxisItem::ticks() const
+{
+	struct Label l;
+	QList<qreal> list;
+
+	l = label(_range.min(), _range.max(), (_type == X) ? XTICKS : YTICKS);
+	for (int i = 0; i < ((l.max - l.min) / l.d) + 1; i++)
+		list.append(((_size/_range.size()) * ((l.min + i * l.d)
+		  - _range.min())));
+
+	return list;
+}

src/GUI/axisitem.h

@@ -2,7 +2,7 @@
 #define AXISITEM_H
 
 #include <QGraphicsItem>
-#include "range.h"
+#include "common/range.h"
 
 class AxisItem : public QGraphicsItem
 {
@@ -20,6 +20,7 @@ public:
 	void setLabel(const QString& label);
 
 	QSizeF margin() const;
+	QList<qreal> ticks() const;
 
 private:
 	void updateBoundingRect();

src/GUI/cadencegraph.cpp

@@ -0,0 +1,79 @@
+#include "data/data.h"
+#include "cadencegraphitem.h"
+#include "cadencegraph.h"
+
+
+CadenceGraph::CadenceGraph(QWidget *parent) : GraphTab(parent)
+{
+	_showTracks = true;
+
+	GraphView::setYUnits(tr("1/min"));
+	setYLabel(tr("Cadence"));
+
+	setSliderPrecision(1);
+}
+
+void CadenceGraph::setInfo()
+{
+	if (_showTracks) {
+		GraphView::addInfo(tr("Average"), QString::number(avg() * yScale()
+		  + yOffset(), 'f', 1) + UNIT_SPACE + yUnits());
+		GraphView::addInfo(tr("Maximum"), QString::number(max() * yScale()
+		  + yOffset(),  'f', 1) + UNIT_SPACE + yUnits());
+	} else
+		clearInfo();
+}
+
+void CadenceGraph::loadData(const Data &data, const QList<PathItem *> &paths)
+{
+	for (int i = 0; i < data.tracks().count(); i++) {
+		const Graph &graph = data.tracks().at(i)->cadence();
+
+		if (graph.size() < 2) {
+			skipColor();
+			continue;
+		}
+
+		CadenceGraphItem *gi = new CadenceGraphItem(graph, _graphType);
+		GraphView::addGraph(gi, paths.at(i));
+
+		_avg.append(QPointF(data.tracks().at(i)->distance(), gi->avg()));
+	}
+
+	for (int i = 0; i < data.routes().count(); i++)
+		skipColor();
+
+	setInfo();
+
+	redraw();
+}
+
+qreal CadenceGraph::avg() const
+{
+	qreal sum = 0, w = 0;
+	QList<QPointF>::const_iterator it;
+
+	for (it = _avg.begin(); it != _avg.end(); it++) {
+		sum += it->y() * it->x();
+		w += it->x();
+	}
+
+	return (sum / w);
+}
+
+void CadenceGraph::clear()
+{
+	_avg.clear();
+
+	GraphView::clear();
+}
+
+void CadenceGraph::showTracks(bool show)
+{
+	_showTracks = show;
+
+	showGraph(show);
+	setInfo();
+
+	redraw();
+}

src/GUI/cadencegraph.h

@@ -0,0 +1,29 @@
+#ifndef CADENCEGRAPH_H
+#define CADENCEGRAPH_H
+
+#include "graphtab.h"
+
+class CadenceGraph : public GraphTab
+{
+	Q_OBJECT
+
+public:
+	CadenceGraph(QWidget *parent = 0);
+
+	QString label() const {return tr("Cadence");}
+	void loadData(const Data &data, const QList<PathItem *> &paths);
+	void clear();
+	void showTracks(bool show);
+	void showRoutes(bool show) {Q_UNUSED(show);}
+
+private:
+	qreal avg() const;
+	qreal max() const {return bounds().bottom();}
+	void setInfo();
+
+	QList<QPointF> _avg;
+
+	bool _showTracks;
+};
+
+#endif // CADENCEGRAPH_H

src/GUI/cadencegraphitem.cpp

@@ -0,0 +1,26 @@
+#include "tooltip.h"
+#include "cadencegraphitem.h"
+
+CadenceGraphItem::CadenceGraphItem(const Graph &graph, GraphType type,
+  QGraphicsItem *parent) : GraphItem(graph, type, parent)
+{
+	qreal sum = 0;
+
+	for (int j = 1; j < graph.size(); j++)
+		sum += graph.at(j).y() * (graph.at(j).s() - graph.at(j-1).s());
+	_avg = sum/graph.last().s();
+
+	setToolTip(toolTip());
+}
+
+QString CadenceGraphItem::toolTip() const
+{
+	ToolTip tt;
+
+	tt.insert(tr("Maximum"), QString::number(max(), 'f', 1)
+	  + UNIT_SPACE + tr("1/min"));
+	tt.insert(tr("Average"), QString::number(avg(), 'f', 1)
+	  + UNIT_SPACE + tr("1/min"));
+
+	return tt.toString();
+}

src/GUI/cadencegraphitem.h

@@ -0,0 +1,23 @@
+#ifndef CADENCEGRAPHITEM_H
+#define CADENCEGRAPHITEM_H
+
+#include "graphitem.h"
+
+class CadenceGraphItem : public GraphItem
+{
+	Q_OBJECT
+
+public:
+	CadenceGraphItem(const Graph &graph, GraphType type,
+	  QGraphicsItem *parent = 0);
+
+	qreal max() const {return -bounds().top();}
+	qreal avg() const {return _avg;}
+
+private:
+	QString toolTip() const;
+
+	qreal _avg;
+};
+
+#endif // CADENCEGRAPHITEM_H

src/GUI/colorbox.cpp

@@ -0,0 +1,70 @@
+#include <QStylePainter>
+#include <QStyleOptionComboBox>
+#include <QMouseEvent>
+#include <QColorDialog>
+#include <QComboBox>
+#include "colorbox.h"
+
+
+ColorBox::ColorBox(QWidget *parent) : QWidget(parent)
+{
+	_color = Qt::red;
+	_alpha = true;
+
+	setSizePolicy(QSizePolicy::QSizePolicy::Minimum, QSizePolicy::Fixed);
+}
+
+QSize ColorBox::sizeHint() const
+{
+	static QSize size;
+	if (size.isValid())
+		return size;
+
+	QComboBox cb;
+	size = cb.sizeHint();
+	return size;
+}
+
+void ColorBox::paintEvent(QPaintEvent *event)
+{
+	Q_UNUSED(event);
+
+    QStylePainter painter(this);
+
+    QStyleOptionComboBox option;
+	option.initFrom(this);
+
+#if defined(Q_OS_MAC) || defined(Q_OS_WIN32)
+	painter.setBrush(_color);
+	painter.drawPrimitive(QStyle::PE_Frame, option);
+#else // Q_OS_MAC || Q_OS_WIN32
+	// Fallback for some broken QT4 styles that do not draw the background
+	painter.setBrush(_color);
+	painter.setPen(Qt::NoPen);
+	painter.drawRect(event->rect().adjusted(2, 2, -2, -2));
+	// If works (QT5 and most QT4 styles) overpaints the previous rectangle
+	option.palette.setBrush(QPalette::Base, _color);
+	painter.drawPrimitive(QStyle::PE_PanelLineEdit, option);
+	painter.drawPrimitive(QStyle::PE_FrameLineEdit, option);
+#endif // Q_OS_MAC || Q_OS_WIN32
+}
+
+void ColorBox::mousePressEvent(QMouseEvent *event)
+{
+	if (event->button() != Qt::LeftButton)
+		return;
+	QColorDialog::ColorDialogOptions options = _alpha
+	  ? QColorDialog::ShowAlphaChannel : (QColorDialog::ColorDialogOptions)0;
+	QColor color = QColorDialog::getColor(_color, this, QString(), options);
+	if (color.isValid()) {
+		_color = color;
+		update();
+		emit colorChanged(_color);
+	}
+}
+
+void ColorBox::setColor(const QColor &color)
+{
+	_color = color;
+	update();
+}

src/GUI/colorbox.h

@@ -0,0 +1,31 @@
+#ifndef COLORBOX_H
+#define COLORBOX_H
+
+#include <QWidget>
+
+class ColorBox : public QWidget
+{
+	Q_OBJECT
+
+public:
+	ColorBox(QWidget *parent = 0);
+
+	const QColor &color() const {return _color;}
+	void setColor(const QColor &color);
+	void enableAlphaChannel(bool enable) {_alpha = enable;}
+
+	QSize sizeHint() const;
+
+signals:
+	void colorChanged(const QColor &color);
+
+protected:
+	void mousePressEvent(QMouseEvent *event);
+	void paintEvent(QPaintEvent *event);
+
+private:
+	QColor _color;
+	bool _alpha;
+};
+
+#endif // COLORBOX_H

src/GUI/elevationgraph.cpp

@@ -0,0 +1,212 @@
+#include <cmath>
+#include "data/data.h"
+#include "config.h"
+#include "tooltip.h"
+#include "elevationgraphitem.h"
+#include "elevationgraph.h"
+
+
+static qreal nMin(qreal a, qreal b)
+{
+	if (!std::isnan(a) && !std::isnan(b))
+		return qMin(a, b);
+	else if (!std::isnan(a))
+		return a;
+	else if (!std::isnan(b))
+		return b;
+	else
+		return NAN;
+}
+
+static qreal nMax(qreal a, qreal b)
+{
+	if (!std::isnan(a) && !std::isnan(b))
+		return qMax(a, b);
+	else if (!std::isnan(a))
+		return a;
+	else if (!std::isnan(b))
+		return b;
+	else
+		return NAN;
+}
+
+ElevationGraph::ElevationGraph(QWidget *parent) : GraphTab(parent)
+{
+	_trackAscent = 0;
+	_routeAscent = 0;
+	_trackDescent = 0;
+	_routeDescent = 0;
+	_trackMin = NAN;
+	_trackMax = NAN;
+	_routeMin = NAN;
+	_routeMax = NAN;
+
+	_showRoutes = true;
+	_showTracks = true;
+
+	setYUnits(Metric);
+	setYLabel(tr("Elevation"));
+	setMinYRange(50.0);
+}
+
+void ElevationGraph::setInfo()
+{
+	if (std::isnan(max()) || std::isnan(min()))
+		clearInfo();
+	else {
+		GraphView::addInfo(tr("Ascent"), QString::number(ascent() * yScale(),
+		  'f', 0) + UNIT_SPACE + yUnits());
+		GraphView::addInfo(tr("Descent"), QString::number(descent() * yScale(),
+		  'f', 0) + UNIT_SPACE + yUnits());
+		GraphView::addInfo(tr("Maximum"), QString::number(max() * yScale(), 'f',
+		  0) + UNIT_SPACE + yUnits());
+		GraphView::addInfo(tr("Minimum"), QString::number(min() * yScale(), 'f',
+		  0) + UNIT_SPACE + yUnits());
+	}
+}
+
+void ElevationGraph::loadGraph(const Graph &graph, Type type, PathItem *path)
+{
+	if (graph.size() < 2) {
+		skipColor();
+		return;
+	}
+
+	ElevationGraphItem *gi = new ElevationGraphItem(graph, _graphType);
+	GraphView::addGraph(gi, path, type);
+
+	if (type == Track) {
+		_trackAscent += gi->ascent();
+		_trackDescent += gi->descent();
+		_trackMax = nMax(_trackMax, gi->max());
+		_trackMin = nMin(_trackMin, gi->min());
+	} else {
+		_routeAscent += gi->ascent();
+		_routeDescent += gi->descent();
+		_routeMax = nMax(_routeMax, gi->max());
+		_routeMin = nMin(_routeMin, gi->min());
+	}
+}
+
+void ElevationGraph::loadData(const Data &data, const QList<PathItem *> &paths)
+{
+	int p = 0;
+
+	for (int i = 0; i < data.tracks().count(); i++)
+		loadGraph(data.tracks().at(i)->elevation(), Track, paths.at(p++));
+	for (int i = 0; i < data.routes().count(); i++)
+		loadGraph(data.routes().at(i)->elevation(), Route, paths.at(p++));
+
+	setInfo();
+
+	redraw();
+}
+
+void ElevationGraph::clear()
+{
+	_trackAscent = 0;
+	_routeAscent = 0;
+	_trackDescent = 0;
+	_routeDescent = 0;
+	_trackMin = NAN;
+	_trackMax = NAN;
+	_routeMin = NAN;
+	_routeMax = NAN;
+
+	GraphView::clear();
+}
+
+void ElevationGraph::setYUnits(Units units)
+{
+	if (units == Metric) {
+		GraphView::setYUnits(tr("m"));
+		setYScale(1);
+	} else {
+		GraphView::setYUnits(tr("ft"));
+		setYScale(M2FT);
+	}
+}
+
+void ElevationGraph::setUnits(Units units)
+{
+	setYUnits(units);
+	setInfo();
+
+	GraphView::setUnits(units);
+}
+
+void ElevationGraph::showTracks(bool show)
+{
+	_showTracks = show;
+
+	setInfo();
+	showGraph(show, Track);
+
+	redraw();
+}
+
+void ElevationGraph::showRoutes(bool show)
+{
+	_showRoutes = show;
+
+	showGraph(show, Route);
+	setInfo();
+
+	redraw();
+}
+
+qreal ElevationGraph::ascent() const
+{
+	qreal val = 0;
+
+	if (_showRoutes)
+		val += _routeAscent;
+	if (_showTracks)
+		val += _trackAscent;
+
+	return val;
+}
+
+qreal ElevationGraph::descent() const
+{
+	qreal val = 0;
+
+	if (_showRoutes)
+		val += _routeDescent;
+	if (_showTracks)
+		val += _trackDescent;
+
+	return val;
+}
+
+qreal ElevationGraph::max() const
+{
+	qreal val;
+
+	if (_showRoutes && _showTracks)
+		val = nMax(_routeMax, _trackMax);
+	else if (_showTracks)
+		val = _trackMax;
+	else if (_showRoutes)
+		val = _routeMax;
+	else
+		val = NAN;
+
+	return val;
+}
+
+qreal ElevationGraph::min() const
+{
+	qreal val;
+
+	if (_showRoutes && _showTracks)
+		val = nMin(_routeMin, _trackMin);
+	else if (_showTracks)
+		val = _trackMin;
+	else if (_showRoutes)
+		val = _routeMin;
+	else
+		val = NAN;
+
+	return val;
+}

src/GUI/elevationgraph.h

@@ -0,0 +1,41 @@
+#ifndef ELEVATIONGRAPH_H
+#define ELEVATIONGRAPH_H
+
+#include "graphtab.h"
+
+class ElevationGraph : public GraphTab
+{
+	Q_OBJECT
+
+public:
+	ElevationGraph(QWidget *parent = 0);
+
+	QString label() const {return tr("Elevation");}
+	void loadData(const Data &data, const QList<PathItem *> &paths);
+	void clear();
+	void setUnits(enum Units units);
+	void showTracks(bool show);
+	void showRoutes(bool show);
+
+private:
+	enum Type {Track, Route};
+
+	qreal max() const;
+	qreal min() const;
+	qreal ascent() const;
+	qreal descent() const;
+
+	void setYUnits(Units units);
+	void setInfo();
+
+	void loadGraph(const Graph &graph, Type type, PathItem *path);
+
+	qreal _trackAscent, _trackDescent;
+	qreal _routeAscent, _routeDescent;
+	qreal _trackMax, _routeMax;
+	qreal _trackMin, _routeMin;
+
+	bool _showTracks, _showRoutes;
+};
+
+#endif // ELEVATIONGRAPH_H

src/GUI/elevationgraphitem.cpp

@@ -0,0 +1,43 @@
+#include "tooltip.h"
+#include "elevationgraphitem.h"
+
+ElevationGraphItem::ElevationGraphItem(const Graph &graph, GraphType type,
+  QGraphicsItem *parent) : GraphItem(graph, type, parent)
+{
+	_ascent = _descent = 0;
+
+	for (int j = 1; j < graph.size(); j++) {
+		qreal cur = graph.at(j).y();
+		qreal prev = graph.at(j-1).y();
+
+		if (cur > prev)
+			_ascent += cur - prev;
+		if (cur < prev)
+			_descent += prev - cur;
+	}
+
+	setToolTip(toolTip(Metric));
+}
+
+QString ElevationGraphItem::toolTip(Units units) const
+{
+	ToolTip tt;
+	qreal scale = (units == Metric) ? 1.0 : M2FT;
+	QString su = (units == Metric) ? tr("m") : tr("ft");
+
+	tt.insert(tr("Ascent"), QString::number(ascent() * scale, 'f', 0)
+	  + UNIT_SPACE + su);
+	tt.insert(tr("Descent"), QString::number(descent() * scale, 'f', 0)
+	  + UNIT_SPACE + su);
+	tt.insert(tr("Maximum"), QString::number(max() * scale, 'f', 0)
+	  + UNIT_SPACE + su);
+	tt.insert(tr("Minimum"), QString::number(min() * scale, 'f', 0)
+	  + UNIT_SPACE + su);
+
+	return tt.toString();
+}
+
+void ElevationGraphItem::setUnits(Units units)
+{
+	setToolTip(toolTip(units));
+}

src/GUI/elevationgraphitem.h

@@ -0,0 +1,27 @@
+#ifndef ELEVATIONGRAPHITEM_H
+#define ELEVATIONGRAPHITEM_H
+
+#include "graphitem.h"
+
+class ElevationGraphItem : public GraphItem
+{
+	Q_OBJECT
+
+public:
+	ElevationGraphItem(const Graph &graph, GraphType type,
+	  QGraphicsItem *parent = 0);
+
+	qreal ascent() const {return _ascent;}
+	qreal descent() const {return _descent;}
+	qreal min() const {return -bounds().bottom();}
+	qreal max() const {return -bounds().top();}
+
+	void setUnits(Units units);
+
+private:
+	QString toolTip(Units units) const;
+
+	qreal _ascent, _descent;
+};
+
+#endif // ELEVATIONGRAPHITEM_H

src/GUI/exportdialog.cpp

@@ -0,0 +1,193 @@
+#include <QVBoxLayout>
+#include <QHBoxLayout>
+#include <QFormLayout>
+#include <QGridLayout>
+#include <QDialogButtonBox>
+#include <QGroupBox>
+#include <QComboBox>
+#include <QRadioButton>
+#include <QPushButton>
+#include <QFileInfo>
+#include <QMessageBox>
+#include <QTabWidget>
+#include <QDoubleSpinBox>
+#include "fileselectwidget.h"
+#include "units.h"
+#include "exportdialog.h"
+
+
+ExportDialog::ExportDialog(Export *exp, QWidget *parent)
+  : QDialog(parent), _export(exp)
+{
+	int index;
+
+	_fileSelect = new FileSelectWidget();
+	_fileSelect->setFilter(tr("PDF files (*.pdf);;All files (*)"));
+	_fileSelect->setFile(_export->fileName);
+
+	_paperSize = new QComboBox();
+	_paperSize->addItem("A2", QPrinter::A2);
+	_paperSize->addItem("A3", QPrinter::A3);
+	_paperSize->addItem("A4", QPrinter::A4);
+	_paperSize->addItem("A5", QPrinter::A5);
+	_paperSize->addItem("A6", QPrinter::A6);
+	_paperSize->addItem("B3", QPrinter::B3);
+	_paperSize->addItem("B4", QPrinter::B4);
+	_paperSize->addItem("B5", QPrinter::B5);
+	_paperSize->addItem("B6", QPrinter::B6);
+	_paperSize->addItem("Tabloid", QPrinter::Tabloid);
+	_paperSize->addItem("Legal", QPrinter::Legal);
+	_paperSize->addItem("Letter", QPrinter::Letter);
+	if ((index = _paperSize->findData(_export->paperSize)) >= 0)
+		_paperSize->setCurrentIndex(index);
+
+	_resolution = new QComboBox();
+	_resolution->addItem("300 DPI", 300);
+	_resolution->addItem("600 DPI", 600);
+	_resolution->addItem("1200 DPI", 1200);
+	if ((index = _resolution->findData(_export->resolution)) >= 0)
+		_resolution->setCurrentIndex(index);
+
+	_portrait = new QRadioButton(tr("Portrait"));
+	_landscape = new QRadioButton(tr("Landscape"));
+	QHBoxLayout *orientationLayout = new QHBoxLayout();
+	orientationLayout->addWidget(_portrait);
+	orientationLayout->addWidget(_landscape);
+	if (_export->orientation == QPrinter::Portrait)
+		_portrait->setChecked(true);
+	else
+		_landscape->setChecked(true);
+
+	_topMargin = new QDoubleSpinBox();
+	_bottomMargin = new QDoubleSpinBox();
+	_leftMargin = new QDoubleSpinBox();
+	_rightMargin = new QDoubleSpinBox();
+	QString us = (_export->units == Imperial) ? tr("in") : tr("mm");
+	_topMargin->setSuffix(UNIT_SPACE + us);
+	_bottomMargin->setSuffix(UNIT_SPACE + us);
+	_leftMargin->setSuffix(UNIT_SPACE + us);
+	_rightMargin->setSuffix(UNIT_SPACE + us);
+	if (_export->units == Imperial) {
+		_topMargin->setValue(_export->margins.top() * MM2IN);
+		_bottomMargin->setValue(_export->margins.bottom() * MM2IN);
+		_leftMargin->setValue(_export->margins.left() * MM2IN);
+		_rightMargin->setValue(_export->margins.right() * MM2IN);
+		_topMargin->setSingleStep(0.1);
+		_bottomMargin->setSingleStep(0.1);
+		_leftMargin->setSingleStep(0.1);
+		_rightMargin->setSingleStep(0.1);
+	} else {
+		_topMargin->setValue(_export->margins.top());
+		_bottomMargin->setValue(_export->margins.bottom());
+		_leftMargin->setValue(_export->margins.left());
+		_rightMargin->setValue(_export->margins.right());
+	}
+
+	QGridLayout *marginsLayout = new QGridLayout();
+	marginsLayout->addWidget(_topMargin, 0, 0, 1, 2, Qt::AlignCenter);
+	marginsLayout->addWidget(_leftMargin, 1, 0, 1, 1, Qt::AlignRight);
+	marginsLayout->addWidget(_rightMargin, 1, 1, 1, 1, Qt::AlignLeft);
+	marginsLayout->addWidget(_bottomMargin, 2, 0, 1, 2, Qt::AlignCenter);
+
+#ifndef Q_OS_MAC
+	QGroupBox *pageSetupBox = new QGroupBox(tr("Page Setup"));
+#endif // Q_OS_MAC
+	QFormLayout *pageSetupLayout = new QFormLayout;
+	pageSetupLayout->addRow(tr("Page size:"), _paperSize);
+	pageSetupLayout->addRow(tr("Resolution:"), _resolution);
+	pageSetupLayout->addRow(tr("Orientation:"), orientationLayout);
+	pageSetupLayout->addRow(tr("Margins:"), marginsLayout);
+#ifdef Q_OS_MAC
+	QFrame *line = new QFrame();
+	line->setFrameShape(QFrame::HLine);
+	line->setFrameShadow(QFrame::Sunken);
+	pageSetupLayout->addRow(line);
+	pageSetupLayout->addRow(tr("File:"), _fileSelect);
+	pageSetupLayout->setFieldGrowthPolicy(QFormLayout::ExpandingFieldsGrow);
+#else // Q_OS_MAC
+	pageSetupBox->setLayout(pageSetupLayout);
+#endif // Q_OS_MAC
+
+#ifndef Q_OS_MAC
+	QGroupBox *outputFileBox = new QGroupBox(tr("Output file"));
+	QHBoxLayout *outputFileLayout = new QHBoxLayout();
+	outputFileLayout->addWidget(_fileSelect);
+	outputFileBox->setLayout(outputFileLayout);
+#endif // Q_OS_MAC
+
+	QDialogButtonBox *buttonBox = new QDialogButtonBox();
+	buttonBox->addButton(tr("Export"), QDialogButtonBox::AcceptRole);
+	buttonBox->addButton(QDialogButtonBox::Cancel);
+	connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
+	connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
+
+	QVBoxLayout *layout = new QVBoxLayout;
+#ifdef Q_OS_MAC
+	layout->addLayout(pageSetupLayout);
+#else // Q_OS_MAC
+	layout->addWidget(pageSetupBox);
+	layout->addWidget(outputFileBox);
+#endif // Q_OS_MAC
+	layout->addWidget(buttonBox);
+	setLayout(layout);
+
+	setWindowTitle(tr("Export to PDF"));
+	setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
+}
+
+bool ExportDialog::checkFile()
+{
+	if (_fileSelect->file().isEmpty()) {
+		QMessageBox::warning(this, tr("Error"), tr("No output file selected."));
+		return false;
+	}
+
+	QFile file(_fileSelect->file());
+	QFileInfo fi(file);
+	bool exists = fi.exists();
+	bool opened = false;
+
+	if (exists && fi.isDir()) {
+		QMessageBox::warning(this, tr("Error"), tr("%1 is a directory.")
+		  .arg(file.fileName()));
+		return false;
+	} else if ((exists && !fi.isWritable())
+	  || !(opened = file.open(QFile::Append))) {
+		QMessageBox::warning(this, tr("Error"), tr("%1 is not writable.")
+		  .arg(file.fileName()));
+		return false;
+	}
+	if (opened) {
+		file.close();
+		if (!exists)
+			file.remove();
+	}
+
+	return true;
+}
+
+void ExportDialog::accept()
+{
+	if (!checkFile())
+		return;
+
+	QPrinter::Orientation orientation = _portrait->isChecked()
+	  ? QPrinter::Portrait : QPrinter::Landscape;
+	QPrinter::PaperSize paperSize = static_cast<QPrinter::PaperSize>
+	  (_paperSize->itemData(_paperSize->currentIndex()).toInt());
+	int resolution = _resolution->itemData(_resolution->currentIndex()).toInt();
+
+	_export->fileName = _fileSelect->file();
+	_export->paperSize = paperSize;
+	_export->resolution = resolution;
+	_export->orientation = orientation;
+	if (_export->units == Imperial)
+		_export->margins = MarginsF(_leftMargin->value() / MM2IN,
+		_topMargin->value() / MM2IN, _rightMargin->value() / MM2IN,
+		_bottomMargin->value() / MM2IN);
+	else
+		_export->margins = MarginsF(_leftMargin->value(), _topMargin->value(),
+		  _rightMargin->value(), _bottomMargin->value());
+
+	QDialog::accept();
+}

src/GUI/exportdialog.h

@@ -0,0 +1,50 @@
+#ifndef EXPORTDIALOG_H
+#define EXPORTDIALOG_H
+
+#include <QDialog>
+#include <QPrinter>
+#include "margins.h"
+#include "units.h"
+
+class QComboBox;
+class QRadioButton;
+class FileSelectWidget;
+class QDoubleSpinBox;
+
+struct Export {
+	QString fileName;
+	QPrinter::PaperSize paperSize;
+	QPrinter::Orientation orientation;
+	MarginsF margins;
+	int resolution;
+
+	Units units;
+};
+
+class ExportDialog : public QDialog
+{
+	Q_OBJECT
+
+public:
+	ExportDialog(Export *exp, QWidget *parent = 0);
+
+public slots:
+	void accept();
+
+private:
+	bool checkFile();
+
+	Export *_export;
+
+	FileSelectWidget *_fileSelect;
+	QComboBox *_paperSize;
+	QComboBox *_resolution;
+	QRadioButton *_portrait;
+	QRadioButton *_landscape;
+	QDoubleSpinBox *_topMargin;
+	QDoubleSpinBox *_bottomMargin;
+	QDoubleSpinBox *_leftMargin;
+	QDoubleSpinBox *_rightMargin;
+};
+
+#endif // EXPORTDIALOG_H

src/GUI/fileselectwidget.cpp

@@ -0,0 +1,43 @@
+#include <QPushButton>
+#include <QToolButton>
+#include <QFileDialog>
+#include <QHBoxLayout>
+#include <QFileInfo>
+#include <QApplication>
+#include <QFontMetrics>
+#include "fileselectwidget.h"
+
+
+FileSelectWidget::FileSelectWidget(QWidget *parent) : QWidget(parent)
+{
+	QFontMetrics fm(QApplication::font());
+	_edit = new QLineEdit();
+	_edit->setMinimumWidth(fm.boundingRect(QDir::homePath()).width());
+#ifdef Q_OS_WIN32
+	_button = new QPushButton("...");
+	_button->setMaximumWidth(_button->sizeHint().width() / 2);
+#else // Q_OS_WIN32
+	_button = new QToolButton();
+	_button->setText("...");
+#endif // Q_OS_WIN32
+	connect(_button, SIGNAL(clicked()), this, SLOT(browse()));
+
+	QHBoxLayout *layout = new QHBoxLayout();
+	layout->setMargin(0);
+	layout->addWidget(_edit);
+	layout->addWidget(_button);
+	setLayout(layout);
+
+	QSizePolicy p(QSizePolicy::MinimumExpanding, QSizePolicy::Fixed);
+	setSizePolicy(p);
+}
+
+void FileSelectWidget::browse()
+{
+	QFileInfo fi(_edit->text());
+	QString fileName = QFileDialog::getSaveFileName(this, tr("Select file"),
+	  fi.dir().absolutePath(), _filter);
+
+	if (!fileName.isEmpty())
+		_edit->setText(fileName);
+}

src/GUI/fileselectwidget.h

@@ -0,0 +1,35 @@
+#ifndef FILESELECTWIDGET_H
+#define FILESELECTWIDGET_H
+
+#include <QWidget>
+#include <QLineEdit>
+
+class QPushButton;
+class QToolButton;
+
+class FileSelectWidget : public QWidget
+{
+	Q_OBJECT
+
+public:
+	FileSelectWidget(QWidget *parent = 0);
+
+	QString file() {return _edit->text();}
+	void setFile(const QString &file) {_edit->setText(file);}
+	void setFilter(const QString &filter) {_filter = filter;}
+
+private slots:
+	void browse();
+
+private:
+	QLineEdit *_edit;
+#ifdef Q_OS_WIN32
+	QPushButton *_button;
+#else // Q_OS_WIN32
+	QToolButton *_button;
+#endif // Q_OS_WIN32
+
+	QString _filter;
+};
+
+#endif // FILESELECTWIDGET_H

src/GUI/format.cpp

@@ -0,0 +1,57 @@
+#include <QApplication>
+#include "common/coordinates.h"
+#include "format.h"
+
+QString Format::timeSpan(qreal time, bool full)
+{
+	unsigned h, m, s;
+
+	h = time / 3600;
+	m = (time - (h * 3600)) / 60;
+	s = time - (h * 3600) - (m * 60);
+
+	if (full || h)
+		return QString("%1:%2:%3").arg(h, 2, 10, QChar('0'))
+		  .arg(m, 2, 10, QChar('0')).arg(s, 2, 10, QChar('0'));
+	else
+		return QString("%1:%2").arg(m, 2, 10, QChar('0'))
+		  .arg(s, 2, 10, QChar('0'));
+}
+
+QString Format::distance(qreal value, Units units)
+{
+	if (units == Imperial) {
+		if (value < MIINM)
+			return QString::number(value * M2FT, 'f', 0) + UNIT_SPACE
+			  + qApp->translate("Format", "ft");
+		else
+			return QString::number(value * M2MI, 'f', 1) + UNIT_SPACE
+			  + qApp->translate("Format", "mi");
+	} else {
+		if (value < KMINM)
+			return QString::number(value, 'f', 0) + UNIT_SPACE
+			  + qApp->translate("Format", "m");
+		else
+			return QString::number(value * M2KM, 'f', 1) + UNIT_SPACE
+			  + qApp->translate("Format", "km");
+	}
+}
+
+QString Format::elevation(qreal value, Units units)
+{
+	if (units == Metric)
+		return QString::number(value, 'f', 0) + UNIT_SPACE
+		  + qApp->translate("Format", "m");
+	else
+		return QString::number(value * M2FT, 'f', 0) + UNIT_SPACE
+		  + qApp->translate("Format", "ft");
+}
+
+QString Format::coordinates(const Coordinates &value)
+{
+	QChar yH = (value.lat() < 0) ? 'S' : 'N';
+	QChar xH = (value.lon() < 0) ? 'W' : 'E';
+
+	return QString::number(qAbs(value.lat()), 'f', 5) + yH + "," + QChar(0x00A0)
+	  + QString::number(qAbs(value.lon()), 'f', 5) + xH;
+}

src/GUI/format.h

@@ -0,0 +1,17 @@
+#ifndef FORMAT_H
+#define FORMAT_H
+
+#include <QString>
+#include "units.h"
+
+class Coordinates;
+
+namespace Format
+{
+	QString timeSpan(qreal time, bool full = true);
+	QString distance(qreal value, Units units);
+	QString elevation(qreal value, Units units);
+	QString coordinates(const Coordinates &value);
+}
+
+#endif // FORMAT_H

src/GUI/graphitem.cpp

@@ -0,0 +1,246 @@
+#include <QPainter>
+#include "graphitem.h"
+
+
+GraphItem::GraphItem(const Graph &graph, GraphType type, QGraphicsItem *parent)
+  : QGraphicsObject(parent)
+{
+	_id = 0;
+	_width = 1;
+
+	_pen = QPen(Qt::black, _width);
+
+	_type = type;
+	_graph = graph;
+	_sx = 1.0; _sy = 1.0;
+
+	_time = true;
+	for (int i = 0; i < _graph.size(); i++) {
+		if (std::isnan(_graph.at(i).t())) {
+			_time = false;
+			break;
+		}
+	}
+
+	setZValue(1.0);
+
+	updatePath();
+	updateShape();
+	updateBounds();
+
+	setAcceptHoverEvents(true);
+}
+
+void GraphItem::updateShape()
+{
+	QPainterPathStroker s;
+	s.setWidth(_width + 1);
+	_shape = s.createStroke(_path);
+}
+
+void GraphItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
+  QWidget *widget)
+{
+	Q_UNUSED(option);
+	Q_UNUSED(widget);
+
+	painter->setPen(_pen);
+	painter->drawPath(_path);
+
+/*
+	QPen p = QPen(QBrush(Qt::red), 0);
+	painter->setPen(p);
+	painter->drawRect(boundingRect());
+*/
+}
+
+void GraphItem::setGraphType(GraphType type)
+{
+	if (type == _type)
+		return;
+
+	prepareGeometryChange();
+
+	_type = type;
+	updatePath();
+	updateShape();
+	updateBounds();
+}
+
+void GraphItem::setColor(const QColor &color)
+{
+	if (_pen.color() == color)
+		return;
+
+	_pen.setColor(color);
+	update();
+}
+
+void GraphItem::setWidth(int width)
+{
+	if (width == _width)
+		return;
+
+	prepareGeometryChange();
+
+	_width = width;
+	_pen.setWidth(width);
+
+	updateShape();
+}
+
+qreal GraphItem::yAtX(qreal x)
+{
+	int low = 0;
+	int high = _graph.count() - 1;
+	int mid = 0;
+
+	Q_ASSERT(high > low);
+	Q_ASSERT(x >= _graph.at(low).x(_type) && x <= _graph.at(high).x(_type));
+
+	while (low <= high) {
+		mid = low + ((high - low) / 2);
+		const GraphPoint &p = _graph.at(mid);
+		if (p.x(_type) > x)
+			high = mid - 1;
+		else if (p.x(_type) < x)
+			low = mid + 1;
+		else
+			return -p.y();
+	}
+
+	QLineF l;
+	if (_graph.at(mid).x(_type) < x)
+		l = QLineF(_graph.at(mid).x(_type), _graph.at(mid).y(),
+		  _graph.at(mid+1).x(_type), _graph.at(mid+1).y());
+	else
+		l = QLineF(_graph.at(mid-1).x(_type), _graph.at(mid-1).y(),
+		  _graph.at(mid).x(_type), _graph.at(mid).y());
+
+	return -l.pointAt((x - l.p1().x()) / (l.p2().x() - l.p1().x())).y();
+}
+
+qreal GraphItem::distanceAtTime(qreal time)
+{
+	int low = 0;
+	int high = _graph.count() - 1;
+	int mid = 0;
+
+	Q_ASSERT(high > low);
+	Q_ASSERT(time >= _graph.at(low).t() && time <= _graph.at(high).t());
+
+	while (low <= high) {
+		mid = low + ((high - low) / 2);
+		const GraphPoint &p = _graph.at(mid);
+		if (p.t() > time)
+			high = mid - 1;
+		else if (p.t() < time)
+			low = mid + 1;
+		else
+			return _graph.at(mid).s();
+	}
+
+	QLineF l;
+	if (_graph.at(mid).t() < time)
+		l = QLineF(_graph.at(mid).t(), _graph.at(mid).s(), _graph.at(mid+1).t(),
+		  _graph.at(mid+1).s());
+	else
+		l = QLineF(_graph.at(mid-1).t(), _graph.at(mid-1).s(),
+		  _graph.at(mid).t(), _graph.at(mid).s());
+
+	return l.pointAt((time - l.p1().x()) / (l.p2().x() - l.p1().x())).y();
+}
+
+void GraphItem::emitSliderPositionChanged(qreal pos)
+{
+	if (_type == Time) {
+		if (_time) {
+			if (pos >= _graph.first().t() && pos <= _graph.last().t())
+				emit sliderPositionChanged(distanceAtTime(pos));
+			else
+				emit sliderPositionChanged(NAN);
+		} else
+			emit sliderPositionChanged(NAN);
+	} else
+		emit sliderPositionChanged(pos);
+}
+
+void GraphItem::hover(bool hover)
+{
+	if (hover) {
+		_pen.setWidth(_width + 1);
+		setZValue(zValue() + 1.0);
+	} else {
+		_pen.setWidth(_width);
+		setZValue(zValue() - 1.0);
+	}
+
+	update();
+}
+
+void GraphItem::setScale(qreal sx, qreal sy)
+{
+	if (_sx == sx && _sy == sy)
+		return;
+
+	prepareGeometryChange();
+
+	_sx = sx; _sy = sy;
+	updatePath();
+	updateShape();
+}
+
+void GraphItem::updatePath()
+{
+	_path = QPainterPath();
+
+	if (_type == Time && !_time)
+		return;
+
+	_path.moveTo(_graph.first().x(_type) * _sx, -_graph.first().y() * _sy);
+	for (int i = 1; i < _graph.size(); i++)
+		_path.lineTo(_graph.at(i).x(_type) * _sx, -_graph.at(i).y() * _sy);
+}
+
+void GraphItem::updateBounds()
+{
+	if (_type == Time && !_time) {
+		_bounds = QRectF();
+		return;
+	}
+
+	qreal bottom, top, left, right;
+
+	QPointF p = QPointF(_graph.first().x(_type), -_graph.first().y());
+	bottom = p.y(); top = p.y(); left = p.x(); right = p.x();
+
+	for (int i = 1; i < _graph.size(); i++) {
+		p = QPointF(_graph.at(i).x(_type), -_graph.at(i).y());
+		bottom = qMax(bottom, p.y()); top = qMin(top, p.y());
+		right = qMax(right, p.x()); left = qMin(left, p.x());
+	}
+
+	_bounds = QRectF(QPointF(left, top), QPointF(right, bottom));
+}
+
+void GraphItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
+{
+	Q_UNUSED(event);
+
+	_pen.setWidthF(_width + 1);
+	setZValue(zValue() + 1.0);
+	update();
+
+	emit selected(true);
+}
+
+void GraphItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
+{
+	Q_UNUSED(event);
+
+	_pen.setWidthF(_width);
+	setZValue(zValue() - 1.0);
+	update();
+
+	emit selected(false);
+}

src/GUI/graphitem.h

@@ -0,0 +1,67 @@
+#ifndef GRAPHITEM_H
+#define GRAPHITEM_H
+
+#include <QGraphicsObject>
+#include <QPen>
+#include "data/graph.h"
+#include "units.h"
+
+class GraphItem : public QGraphicsObject
+{
+	Q_OBJECT
+
+public:
+	GraphItem(const Graph &graph, GraphType type, QGraphicsItem *parent = 0);
+
+	QPainterPath shape() const {return _shape;}
+	QRectF boundingRect() const {return _shape.boundingRect();}
+	void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
+	  QWidget *widget);
+
+	const QRectF &bounds() const {return _bounds;}
+
+	void setScale(qreal sx, qreal sy);
+	void setGraphType(GraphType type);
+	int id() const {return _id;}
+	void setId(int id) {_id = id;}
+	void setColor(const QColor &color);
+	void setWidth(int width);
+	virtual void setUnits(Units units) {Q_UNUSED(units);}
+
+	qreal yAtX(qreal x);
+	qreal distanceAtTime(qreal time);
+
+	void redraw();
+
+signals:
+	void sliderPositionChanged(qreal);
+	void selected(bool);
+
+public slots:
+	void emitSliderPositionChanged(qreal);
+	void hover(bool hover);
+
+private:
+	void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
+	void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
+
+	void updatePath();
+	void updateShape();
+	void updateBounds();
+
+	int _id;
+	QPen _pen;
+	int _width;
+
+	Graph _graph;
+	GraphType _type;
+
+	QPainterPath _path;
+	QPainterPath _shape;
+	QRectF _bounds;
+	qreal _sx, _sy;
+
+	bool _time;
+};
+
+#endif // GRAPHITEM_H

src/GUI/graphtab.h

@@ -0,0 +1,30 @@
+#ifndef GRAPHTAB_H
+#define GRAPHTAB_H
+
+#include <QList>
+#include "graphview.h"
+#include "units.h"
+#include "timetype.h"
+
+class Data;
+class PathItem;
+
+class GraphTab : public GraphView
+{
+	Q_OBJECT
+
+public:
+	GraphTab(QWidget *parent = 0) : GraphView(parent)
+	  {setFrameShape(QFrame::NoFrame);}
+
+	virtual QString label() const = 0;
+	virtual void loadData(const Data &data, const QList<PathItem *> &paths) = 0;
+	virtual void clear() {GraphView::clear();}
+	virtual void setUnits(enum Units units) {GraphView::setUnits(units);}
+	virtual void setGraphType(GraphType type) {GraphView::setGraphType(type);}
+	virtual void setTimeType(enum TimeType type) {Q_UNUSED(type)}
+	virtual void showTracks(bool show) {Q_UNUSED(show)}
+	virtual void showRoutes(bool show) {Q_UNUSED(show)}
+};
+
+#endif // GRAPHTAB_H

src/GUI/graphview.cpp

@@ -0,0 +1,498 @@
+#include <QGraphicsScene>
+#include <QEvent>
+#include <QMouseEvent>
+#include <QPaintEngine>
+#include <QPaintDevice>
+#include "data/graph.h"
+#include "opengl.h"
+#include "config.h"
+#include "axisitem.h"
+#include "slideritem.h"
+#include "sliderinfoitem.h"
+#include "infoitem.h"
+#include "griditem.h"
+#include "graphitem.h"
+#include "pathitem.h"
+#include "format.h"
+#include "graphview.h"
+
+
+#define MARGIN 10.0
+
+GraphView::GraphView(QWidget *parent)
+	: QGraphicsView(parent)
+{
+	_scene = new QGraphicsScene(this);
+	setScene(_scene);
+
+	setBackgroundBrush(QBrush(Qt::white));
+	setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
+	setRenderHint(QPainter::Antialiasing, true);
+	setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+	setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+
+	_xAxis = new AxisItem(AxisItem::X);
+	_xAxis->setZValue(2.0);
+	_yAxis = new AxisItem(AxisItem::Y);
+	_yAxis->setZValue(2.0);
+	_slider = new SliderItem();
+	_slider->setZValue(3.0);
+	_sliderInfo = new SliderInfoItem(_slider);
+	_sliderInfo->setZValue(3.0);
+	_info = new InfoItem();
+	_grid = new GridItem();
+
+	connect(_slider, SIGNAL(positionChanged(const QPointF&)), this,
+	  SLOT(emitSliderPositionChanged(const QPointF&)));
+
+	_width = 1;
+
+	_xScale = 1;
+	_yScale = 1;
+	_yOffset = 0;
+
+	_precision = 0;
+	_minYRange = 0.01;
+
+	_sliderPos = 0;
+
+	_units = Metric;
+	_graphType = Distance;
+	_xLabel = tr("Distance");
+}
+
+GraphView::~GraphView()
+{
+	if (_xAxis->scene() != _scene)
+		delete _xAxis;
+	if (_yAxis->scene() != _scene)
+		delete _yAxis;
+	if (_slider->scene() != _scene)
+		delete _slider;
+	if (_info->scene() != _scene)
+		delete _info;
+	if (_grid->scene() != _scene)
+		delete _grid;
+
+	for (int i = 0; i < _graphs.count(); i++)
+		if (_graphs.at(i)->scene() != _scene)
+			delete _graphs[i];
+}
+
+void GraphView::createXLabel()
+{
+	_xAxis->setLabel(QString("%1 [%2]").arg(_xLabel).arg(_xUnits));
+}
+
+void GraphView::createYLabel()
+{
+	_yAxis->setLabel(QString("%1 [%2]").arg(_yLabel).arg(_yUnits));
+}
+
+void GraphView::setYLabel(const QString &label)
+{
+	_yLabel = label;
+	createYLabel();
+}
+
+void GraphView::setYUnits(const QString &units)
+{
+	_yUnits = units;
+	createYLabel();
+}
+
+void GraphView::setXUnits()
+{
+	if (_graphType == Distance) {
+		if (_units == Metric) {
+			if (bounds().width() < KMINM) {
+				_xUnits = tr("m");
+				_xScale = 1;
+			} else {
+				_xUnits = tr("km");
+				_xScale = M2KM;
+			}
+		} else {
+			if (bounds().width() < MIINM) {
+				_xUnits = tr("ft");
+				_xScale = M2FT;
+			} else {
+				_xUnits = tr("mi");
+				_xScale = M2MI;
+			}
+		}
+	} else {
+		    if (bounds().width() < MININS) {
+				_xUnits = tr("s");
+				_xScale = 1;
+			} else if (bounds().width() < HINS) {
+				_xUnits = tr("min");
+				_xScale = MIN2S;
+			} else {
+				_xUnits = tr("h");
+				_xScale = H2S;
+			}
+	}
+
+	createXLabel();
+}
+
+void GraphView::setUnits(Units units)
+{
+	_units = units;
+
+	for (int i = 0; i < _graphs.count(); i++)
+		_graphs.at(i)->setUnits(units);
+
+	setXUnits();
+
+	redraw();
+}
+
+void GraphView::setGraphType(GraphType type)
+{
+	_graphType = type;
+	_bounds = QRectF();
+
+	for (int i = 0; i < _graphs.count(); i++) {
+		_graphs.at(i)->setGraphType(type);
+		if (_graphs.at(i)->scene() == _scene)
+			_bounds |= _graphs.at(i)->bounds();
+	}
+
+	if (type == Distance)
+		_xLabel = tr("Distance");
+	else
+		_xLabel = tr("Time");
+	setXUnits();
+
+	redraw();
+}
+
+void GraphView::showGrid(bool show)
+{
+	_grid->setVisible(show);
+}
+
+void GraphView::showSliderInfo(bool show)
+{
+	_sliderInfo->setVisible(show);
+}
+
+void GraphView::addGraph(GraphItem *graph, PathItem *path, int id)
+{
+	QColor color(_palette.nextColor());
+	color.setAlpha(255);
+
+	graph->setUnits(_units);
+	graph->setId(id);
+	graph->setColor(color);
+	graph->setWidth(_width);
+
+	connect(this, SIGNAL(sliderPositionChanged(qreal)), graph,
+	  SLOT(emitSliderPositionChanged(qreal)));
+	connect(graph, SIGNAL(sliderPositionChanged(qreal)), path,
+	  SLOT(moveMarker(qreal)));
+	connect(path, SIGNAL(selected(bool)), graph, SLOT(hover(bool)));
+	connect(graph, SIGNAL(selected(bool)), path, SLOT(hover(bool)));
+
+	_graphs.append(graph);
+
+	if (!_hide.contains(id)) {
+		_visible.append(graph);
+		_scene->addItem(graph);
+		_bounds |= graph->bounds();
+		setXUnits();
+	}
+}
+
+void GraphView::removeItem(QGraphicsItem *item)
+{
+	if (item->scene() == _scene)
+		_scene->removeItem(item);
+}
+
+void GraphView::addItem(QGraphicsItem *item)
+{
+	if (item->scene() != _scene)
+		_scene->addItem(item);
+}
+
+void GraphView::showGraph(bool show, int id)
+{
+	if (show)
+		_hide.remove(id);
+	else
+		_hide.insert(id);
+
+	_visible.clear();
+	_bounds = QRectF();
+	for (int i = 0; i < _graphs.count(); i++) {
+		GraphItem* gi = _graphs.at(i);
+		if (_hide.contains(gi->id()))
+			removeItem(gi);
+		else {
+			addItem(gi);
+			_visible.append(gi);
+			_bounds |= gi->bounds();
+		}
+	}
+}
+
+QRectF GraphView::bounds() const
+{
+	QRectF br(_bounds);
+	br.moveTopLeft(QPointF(br.left(), -br.top() - br.height()));
+	return br;
+}
+
+void GraphView::redraw()
+{
+	redraw(viewport()->size() - QSizeF(MARGIN, MARGIN));
+}
+
+void GraphView::redraw(const QSizeF &size)
+{
+	QRectF r;
+	QSizeF mx, my;
+	RangeF rx, ry;
+	qreal sx, sy;
+
+
+	if (_visible.isEmpty() || _bounds.isNull()) {
+		removeItem(_xAxis);
+		removeItem(_yAxis);
+		removeItem(_slider);
+		removeItem(_info);
+		removeItem(_grid);
+		_scene->setSceneRect(QRectF());
+		return;
+	}
+
+	addItem(_xAxis);
+	addItem(_yAxis);
+	addItem(_slider);
+	addItem(_info);
+	addItem(_grid);
+
+	rx = RangeF(bounds().left() * _xScale, bounds().right() * _xScale);
+	ry = RangeF(bounds().top() * _yScale + _yOffset, bounds().bottom() * _yScale
+	  + _yOffset);
+	if (ry.size() < _minYRange)
+		ry.resize(_minYRange);
+
+	_xAxis->setRange(rx);
+	_yAxis->setRange(ry);
+	mx = _xAxis->margin();
+	my = _yAxis->margin();
+
+	r = _bounds;
+	if (r.height() < _minYRange)
+		r.adjust(0, -(_minYRange/2 - r.height()/2), 0,
+		  _minYRange/2 - r.height()/2);
+
+	sx = (size.width() - (my.width() + mx.width())) / r.width();
+	sy = (size.height() - (mx.height() + my.height())
+	  - _info->boundingRect().height()) / r.height();
+
+	for (int i = 0; i < _visible.size(); i++)
+		_visible.at(i)->setScale(sx, sy);
+
+	QPointF p(r.left() * sx, r.top() * sy);
+	QSizeF s(r.width() * sx, r.height() * sy);
+	r = QRectF(p, s);
+	if (r.height() < _minYRange * sy)
+		r.adjust(0, -(_minYRange/2 * sy - r.height()/2), 0,
+		  (_minYRange/2) * sy - r.height()/2);
+
+	_xAxis->setSize(r.width());
+	_yAxis->setSize(r.height());
+	_xAxis->setPos(r.bottomLeft());
+	_yAxis->setPos(r.bottomLeft());
+
+	_grid->setSize(r.size());
+	_grid->setTicks(_xAxis->ticks(), _yAxis->ticks());
+	_grid->setPos(r.bottomLeft());
+
+	_slider->setArea(r);
+	updateSliderPosition();
+
+	r |= _xAxis->sceneBoundingRect();
+	r |= _yAxis->sceneBoundingRect();
+	_info->setPos(r.topLeft() + QPointF(r.width()/2
+	  - _info->boundingRect().width()/2, -_info->boundingRect().height()));
+
+	_scene->setSceneRect(_scene->itemsBoundingRect());
+}
+
+void GraphView::resizeEvent(QResizeEvent *)
+{
+	redraw();
+}
+
+void GraphView::mousePressEvent(QMouseEvent *e)
+{
+	if (e->button() == Qt::LeftButton)
+		newSliderPosition(mapToScene(e->pos()));
+
+	QGraphicsView::mousePressEvent(e);
+}
+
+void GraphView::plot(QPainter *painter, const QRectF &target, qreal scale)
+{
+	QSizeF canvas = QSizeF(target.width() / scale, target.height() / scale);
+
+	setUpdatesEnabled(false);
+	redraw(canvas);
+	if (_slider->pos().x() == _slider->area().left())
+		_slider->hide();
+	_scene->render(painter, target);
+	_slider->show();
+	redraw();
+	setUpdatesEnabled(true);
+}
+
+void GraphView::clear()
+{
+	_slider->clear();
+	_info->clear();
+
+	for (int i = 0; i < _graphs.count(); i++)
+		delete _graphs[i];
+
+	_graphs.clear();
+	_visible.clear();
+	_palette.reset();
+
+	_bounds = QRectF();
+	_sliderPos = 0;
+
+	_scene->setSceneRect(0, 0, 0, 0);
+}
+
+void GraphView::updateSliderPosition()
+{
+	if (bounds().width() <= 0)
+		return;
+
+	if (_sliderPos <= bounds().right() && _sliderPos >= bounds().left()) {
+		_slider->setPos((_sliderPos / bounds().width())
+		  * _slider->area().width(), _slider->area().bottom());
+		_slider->setVisible(!_visible.isEmpty());
+	} else {
+		_slider->setPos(_slider->area().left(), _slider->area().bottom());
+		_slider->setVisible(false);
+	}
+
+	if (_slider->isVisible())
+		updateSliderInfo();
+}
+
+void GraphView::updateSliderInfo()
+{
+	qreal r, y;
+
+	if (_visible.count() > 1) {
+		r = 0;
+		y = 0;
+	} else {
+		QRectF br(_visible.first()->bounds());
+		if (br.height() < _minYRange)
+			br.adjust(0, -(_minYRange/2 - br.height()/2), 0,
+			  _minYRange/2 - br.height()/2);
+
+		y = _visible.first()->yAtX(_sliderPos);
+		r = (y - br.bottom()) / br.height();
+	}
+
+	qreal pos = (_sliderPos / bounds().width()) * _slider->area().width();
+	SliderInfoItem::Side s = (pos + _sliderInfo->boundingRect().width()
+	  > _slider->area().right()) ? SliderInfoItem::Left : SliderInfoItem::Right;
+
+	_sliderInfo->setSide(s);
+	_sliderInfo->setPos(QPointF(0, _slider->boundingRect().height() * r));
+	_sliderInfo->setText(_graphType == Time ? Format::timeSpan(_sliderPos,
+	  bounds().width() > 3600) : QString::number(_sliderPos * _xScale, 'f', 1)
+	  + UNIT_SPACE + _xUnits, (_visible.count() > 1) ? QString()
+	  : QString::number(-y * _yScale + _yOffset, 'f', _precision) + UNIT_SPACE
+	  + _yUnits);
+}
+
+void GraphView::emitSliderPositionChanged(const QPointF &pos)
+{
+	if (_slider->area().width() <= 0)
+		return;
+
+	_sliderPos = (pos.x() / _slider->area().width()) * bounds().width();
+	_sliderPos = qMax(_sliderPos, bounds().left());
+	_sliderPos = qMin(_sliderPos, bounds().right());
+	updateSliderPosition();
+
+	emit sliderPositionChanged(_sliderPos);
+}
+
+void GraphView::setSliderPosition(qreal pos)
+{
+	if (_visible.isEmpty())
+		return;
+
+	_sliderPos = pos;
+	updateSliderPosition();
+}
+
+void GraphView::newSliderPosition(const QPointF &pos)
+{
+	if (_slider->area().contains(pos))
+		_slider->setPos(pos);
+}
+
+void GraphView::addInfo(const QString &key, const QString &value)
+{
+	_info->insert(key, value);
+}
+
+void GraphView::clearInfo()
+{
+	_info->clear();
+}
+
+void GraphView::setPalette(const Palette &palette)
+{
+	_palette = palette;
+	_palette.reset();
+
+	for (int i = 0; i < _graphs.count(); i++) {
+		QColor color(_palette.nextColor());
+		color.setAlpha(255);
+		_graphs.at(i)->setColor(color);
+	}
+}
+
+void GraphView::setGraphWidth(int width)
+{
+	_width = width;
+
+	for (int i = 0; i < _graphs.count(); i++)
+		_graphs.at(i)->setWidth(width);
+
+	redraw();
+}
+
+void GraphView::useOpenGL(bool use)
+{
+	if (use)
+		setViewport(new OPENGL_WIDGET);
+	else
+		setViewport(new QWidget);
+}
+
+void GraphView::useAntiAliasing(bool use)
+{
+	setRenderHint(QPainter::Antialiasing, use);
+}
+
+void GraphView::setSliderColor(const QColor &color)
+{
+	_slider->setColor(color);
+	_sliderInfo->setColor(color);
+}

src/GUI/graphview.h

@@ -2,29 +2,20 @@
 #define GRAPHVIEW_H
 
 #include <QGraphicsView>
-#include <QGraphicsScene>
-#include <QVector>
 #include <QList>
-#include <QPointF>
+#include <QSet>
+#include "data/graph.h"
 #include "palette.h"
+#include "units.h"
 
 
 class AxisItem;
 class SliderItem;
 class SliderInfoItem;
 class InfoItem;
-
+class GraphItem;
-class Scene : public QGraphicsScene
+class PathItem;
-{
+class GridItem;
-	Q_OBJECT
-
-public:
-	Scene(QObject *parent = 0) : QGraphicsScene(parent) {}
-	void mousePressEvent(QGraphicsSceneMouseEvent *e);
-
-signals:
-	void mouseClicked(const QPointF &pos);
-};
 
 class GraphView : public QGraphicsView
 {
@@ -34,73 +25,91 @@ public:
 	GraphView(QWidget *parent = 0);
 	~GraphView();
 
-	void loadData(const QVector<QPointF> &data);
+	bool isEmpty() const {return _graphs.isEmpty();}
-
-	void redraw();
 	void clear();
 
-	int count() const {return _graphs.count();}
+	void plot(QPainter *painter, const QRectF &target, qreal scale);
 
-	const QString &xLabel() const {return _xLabel;}
+	void setPalette(const Palette &palette);
-	const QString &yLabel() const {return _yLabel;}
+	void setGraphWidth(int width);
-	const QString &xUnits() const {return _xUnits;}
+	void showGrid(bool show);
-	const QString &yUnits() const {return _yUnits;}
+	void showSliderInfo(bool show);
-	qreal xScale() const {return _xScale;}
+	void useOpenGL(bool use);
-	qreal yScale() const {return _yScale;}
+	void useAntiAliasing(bool use);
 
-	void setXLabel(const QString &label);
-	void setYLabel(const QString &label);
-	void setXUnits(const QString &units);
-	void setYUnits(const QString &units);
-	void setXScale(qreal scale);
-	void setYScale(qreal scale);
-
-	void setSliderPrecision(int precision) {_precision = precision;}
-	void setMinYRange(qreal range) {_minYRange = range;}
-
-	qreal sliderPosition() const {return _sliderPos;}
 	void setSliderPosition(qreal pos);
-
+	void setSliderColor(const QColor &color);
-	void plot(QPainter *painter, const QRectF &target);
 
 signals:
 	void sliderPositionChanged(qreal);
 
 protected:
-	const QRectF &bounds() const {return _bounds;}
+	void addGraph(GraphItem *graph, PathItem *path, int id = 0);
-	void resizeEvent(QResizeEvent *);
+
+	void showGraph(bool show, int id = 0);
+	void setGraphType(GraphType type);
+	void setUnits(Units units);
+
+	const QString &yLabel() const {return _yLabel;}
+	const QString &yUnits() const {return _yUnits;}
+	qreal yScale() const {return _yScale;}
+	qreal yOffset() const {return _yOffset;}
+	void setYLabel(const QString &label);
+	void setYUnits(const QString &units);
+	void setYScale(qreal scale) {_yScale = scale;}
+	void setYOffset(qreal offset) {_yOffset = offset;}
+
+	void setSliderPrecision(int precision) {_precision = precision;}
+	void setMinYRange(qreal range) {_minYRange = range;}
+
+	QRectF bounds() const;
+	void redraw();
 	void redraw(const QSizeF &size);
 	void addInfo(const QString &key, const QString &value);
 	void clearInfo();
-	void skipColor() {_palette.color();}
+	void skipColor() {_palette.nextColor();}
+
+	QList<GraphItem*> _graphs;
+	GraphType _graphType;
 
 private slots:
 	void emitSliderPositionChanged(const QPointF &pos);
 	void newSliderPosition(const QPointF &pos);
 
 private:
+	void setXUnits();
 	void createXLabel();
 	void createYLabel();
-	void updateBounds(const QPointF &point);
+	void updateSliderPosition();
 	void updateSliderInfo();
+	void removeItem(QGraphicsItem *item);
+	void addItem(QGraphicsItem *item);
 
+	void resizeEvent(QResizeEvent *);
+	void mousePressEvent(QMouseEvent *);
+
+	Units _units;
 	qreal _xScale, _yScale;
+	qreal _yOffset;
 	QString _xUnits, _yUnits;
 	QString _xLabel, _yLabel;
 	int _precision;
 	qreal _minYRange;
 	qreal _sliderPos;
 
-	Scene *_scene;
+	QGraphicsScene *_scene;
 
 	AxisItem *_xAxis, *_yAxis;
 	SliderItem *_slider;
 	SliderInfoItem *_sliderInfo;
 	InfoItem *_info;
+	GridItem *_grid;
 
-	QList<QGraphicsPathItem*> _graphs;
+	QList<GraphItem*> _visible;
+	QSet<int> _hide;
 	QRectF _bounds;
 	Palette _palette;
+	int _width;
 };
 
 #endif // GRAPHVIEW_H

src/GUI/griditem.cpp

@@ -0,0 +1,50 @@
+#include <QPainter>
+#include "griditem.h"
+
+
+#define GRID_WIDTH 0
+
+GridItem::GridItem(QGraphicsItem *parent) : QGraphicsItem(parent)
+{
+#ifndef Q_OS_MAC
+	setCacheMode(QGraphicsItem::DeviceCoordinateCache);
+#endif // Q_OS_MAC
+}
+
+void GridItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
+  QWidget *widget)
+{
+	Q_UNUSED(option);
+	Q_UNUSED(widget);
+	QBrush brush(Qt::gray);
+	QPen pen = QPen(brush, GRID_WIDTH, Qt::DotLine);
+
+
+	painter->setRenderHint(QPainter::Antialiasing, false);
+	painter->setPen(pen);
+
+	for (int i = 0; i < _xTicks.size(); i++)
+		painter->drawLine(_xTicks.at(i), 0, _xTicks.at(i),
+		  -_boundingRect.height());
+	for (int i = 0; i < _yTicks.size(); i++)
+		painter->drawLine(0, -_yTicks.at(i), boundingRect().width(),
+		  -_yTicks.at(i));
+
+/*
+	painter->setPen(Qt::red);
+	painter->drawRect(boundingRect());
+*/
+}
+
+void GridItem::setTicks(const QList<qreal> &x, const QList<qreal> &y)
+{
+	_xTicks = x; _yTicks = y;
+	update();
+}
+
+void GridItem::setSize(const QSizeF &size)
+{
+	prepareGeometryChange();
+
+	_boundingRect = QRectF(QPointF(0, -size.height()), size);
+}

src/GUI/griditem.h

@@ -0,0 +1,23 @@
+#ifndef GRIDITEM_H
+#define GRIDITEM_H
+
+#include <QGraphicsItem>
+
+class GridItem : public QGraphicsItem
+{
+public:
+	GridItem(QGraphicsItem *parent = 0);
+
+	QRectF boundingRect() const {return _boundingRect;}
+	void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
+	  QWidget *widget);
+
+	void setTicks(const QList<qreal> &x, const QList<qreal> &y);
+	void setSize(const QSizeF &size);
+
+private:
+	QRectF _boundingRect;
+	QList<qreal> _xTicks, _yTicks;
+};
+
+#endif // GRIDITEM_H

src/GUI/gui.h

@@ -4,7 +4,14 @@
 #include <QMainWindow>
 #include <QString>
 #include <QList>
-#include "poi.h"
+#include <QDate>
+#include <QPrinter>
+#include "data/graph.h"
+#include "data/poi.h"
+#include "units.h"
+#include "timetype.h"
+#include "exportdialog.h"
+#include "optionsdialog.h"
 
 class QMenu;
 class QToolBar;
@@ -13,20 +20,20 @@ class QActionGroup;
 class QAction;
 class QLabel;
 class QSignalMapper;
+class QPrinter;
 class FileBrowser;
-class GraphView;
+class GraphTab;
-class ElevationGraph;
+class MapView;
-class SpeedGraph;
-class HeartRateGraph;
-class TrackView;
 class Map;
+class MapList;
 
 class GUI : public QMainWindow
 {
 	Q_OBJECT
 
 public:
-	GUI(QWidget *parent = 0);
+	GUI();
+	~GUI();
 
 	bool openFile(const QString &fileName);
 
@@ -34,21 +41,24 @@ private slots:
 	void about();
 	void keys();
 	void dataSources();
-	void saveFile();
+	void printFile();
-	void saveAs();
+	void exportFile();
 	void openFile();
 	void closeAll();
 	void reloadFile();
 	void openPOIFile();
 	void closePOIFiles();
-	void showPOI(bool checked);
+	void showGraphs(bool show);
-	void showMap(bool checked);
+	void showGraphGrids(bool show);
-	void showGraphs(bool checked);
+	void showGraphSliderInfo(bool show);
-	void showToolbars(bool checked);
+	void showToolbars(bool show);
-	void showFullscreen(bool checked);
+	void showFullscreen(bool show);
-	void clearMapCache();
+	void showTracks(bool show);
+	void showRoutes(bool show);
+	void loadMap();
 	void nextMap();
 	void prevMap();
+	void openOptions();
 
 	void mapChanged(int);
 	void graphChanged(int);
@@ -59,15 +69,22 @@ private slots:
 	void last();
 	void first();
 
-	void setMetricUnits();
+	void setTotalTime() {setTimeType(Total);}
-	void setImperialUnits();
+	void setMovingTime() {setTimeType(Moving);}
+	void setMetricUnits() {setUnits(Metric);}
+	void setImperialUnits() {setUnits(Imperial);}
+	void setDistanceGraph() {setGraphType(Distance);}
+	void setTimeGraph() {setGraphType(Time);}
 
 	void sliderPositionChanged(qreal pos);
 
 private:
+	typedef QPair<QDate, QDate> DateRange;
+
 	void loadMaps();
 	void loadPOIs();
 	void closeFiles();
+	void plot(QPrinter *printer);
 
 	QAction *createPOIFileAction(int index);
 	void createPOIFilesActions();
@@ -76,57 +93,70 @@ private:
 	void createMenus();
 	void createToolBars();
 	void createStatusBar();
-	void createTrackView();
+	void createMapView();
-	void createTrackGraphs();
+	void createGraphTabs();
+	void createBrowser();
 
 	bool openPOIFile(const QString &fileName);
 	bool loadFile(const QString &fileName);
-	void saveFile(const QString &fileName);
+	void exportFile(const QString &fileName);
 	void updateStatusBarInfo();
 	void updateWindowTitle();
 	void updateNavigationActions();
 	void updateGraphTabs();
-	void updateTrackView();
+	void updateMapView();
 
-	void keyPressEvent(QKeyEvent * event);
+	TimeType timeType() const;
-	void closeEvent(QCloseEvent *event);
+	Units units() const;
+	void setTimeType(TimeType type);
+	void setUnits(Units units);
+	void setGraphType(GraphType type);
 
+	qreal distance() const;
+	qreal time() const;
+	qreal movingTime() const;
 	int mapIndex(const QString &name);
 	void readSettings();
 	void writeSettings();
 
-	QMenu *_fileMenu;
+	void keyPressEvent(QKeyEvent *event);
-	QMenu *_helpMenu;
+	void closeEvent(QCloseEvent *event);
-	QMenu *_poiMenu;
+	void dragEnterEvent(QDragEnterEvent *event);
-	QMenu *_mapMenu;
+	void dropEvent(QDropEvent *event);
-	QMenu *_settingsMenu;
-	QMenu *_unitsMenu;
-	QMenu *_poiFilesMenu;
 
 	QToolBar *_fileToolBar;
 	QToolBar *_showToolBar;
 	QToolBar *_navigationToolBar;
-	QTabWidget *_trackGraphs;
+	QMenu *_poiFilesMenu;
+	QMenu *_mapMenu;
+
 	QActionGroup *_fileActionGroup;
 	QActionGroup *_navigationActionGroup;
-
+	QActionGroup *_mapsActionGroup;
 	QAction *_exitAction;
 	QAction *_keysAction;
 	QAction *_dataSourcesAction;
 	QAction *_aboutAction;
 	QAction *_aboutQtAction;
-	QAction *_saveFileAction;
+	QAction *_printFileAction;
-	QAction *_saveAsAction;
+	QAction *_exportFileAction;
 	QAction *_openFileAction;
 	QAction *_closeFileAction;
 	QAction *_reloadFileAction;
 	QAction *_openPOIAction;
 	QAction *_closePOIAction;
 	QAction *_showPOIAction;
+	QAction *_overlapPOIAction;
+	QAction *_showPOILabelsAction;
 	QAction *_showMapAction;
 	QAction *_fullscreenAction;
+	QAction *_loadMapAction;
 	QAction *_clearMapCacheAction;
 	QAction *_showGraphsAction;
+	QAction *_showGraphGridAction;
+	QAction *_showGraphSliderInfoAction;
+	QAction *_distanceGraphAction;
+	QAction *_timeGraphAction;
 	QAction *_showToolbarsAction;
 	QAction *_nextAction;
 	QAction *_prevAction;
@@ -134,38 +164,55 @@ private:
 	QAction *_firstAction;
 	QAction *_metricUnitsAction;
 	QAction *_imperialUnitsAction;
+	QAction *_totalTimeAction;
+	QAction *_movingTimeAction;
 	QAction *_nextMapAction;
 	QAction *_prevMapAction;
+	QAction *_showTracksAction;
+	QAction *_showRoutesAction;
+	QAction *_showWaypointsAction;
+	QAction *_showWaypointLabelsAction;
+	QAction *_showRouteWaypointsAction;
+	QAction *_openOptionsAction;
+	QAction *_mapsEnd;
 	QList<QAction*> _mapActions;
 	QList<QAction*> _poiFilesActions;
 
-	QSignalMapper *_poiFilesSM;
+	QSignalMapper *_poiFilesSignalMapper;
+	QSignalMapper *_mapsSignalMapper;
 
 	QLabel *_fileNameLabel;
 	QLabel *_distanceLabel;
 	QLabel *_timeLabel;
 
-	ElevationGraph *_elevationGraph;
+	MapView *_mapView;
-	SpeedGraph *_speedGraph;
+	QTabWidget *_graphTabWidget;
-	HeartRateGraph *_heartRateGraph;
+	QList<GraphTab*> _tabs;
-	TrackView *_track;
 
-	POI _poi;
+	POI *_poi;
-	QList<Map*> _maps;
+	MapList *_ml;
+	Map *_map;
 
 	FileBrowser *_browser;
 	QList<QString> _files;
-	QString _saveFileName;
-	Map *_currentMap;
 
-	qreal _distance;
-	qreal _time;
 	int _trackCount;
+	int _routeCount;
+	int _waypointCount;
+	qreal _trackDistance;
+	qreal _routeDistance;
+	qreal _time;
+	qreal _movingTime;
+	DateRange _dateRange;
+	QString _pathName;
 
 	qreal _sliderPos;
 
 	int _frameStyle;
 	bool _showGraphs;
+
+	Export _export;
+	Options _options;
 };
 
 #endif // GUI_H

src/GUI/heartrategraph.cpp

@@ -0,0 +1,79 @@
+#include "data/data.h"
+#include "heartrategraphitem.h"
+#include "heartrategraph.h"
+
+
+HeartRateGraph::HeartRateGraph(QWidget *parent) : GraphTab(parent)
+{
+	_showTracks = true;
+
+	GraphView::setYUnits(tr("1/min"));
+	setYLabel(tr("Heart rate"));
+
+	setSliderPrecision(0);
+}
+
+void HeartRateGraph::setInfo()
+{
+	if (_showTracks) {
+		GraphView::addInfo(tr("Average"), QString::number(avg() * yScale(), 'f',
+		  0) + UNIT_SPACE + yUnits());
+		GraphView::addInfo(tr("Maximum"), QString::number(max() * yScale(), 'f',
+		  0) + UNIT_SPACE + yUnits());
+	} else
+		clearInfo();
+}
+
+void HeartRateGraph::loadData(const Data &data, const QList<PathItem *> &paths)
+{
+	for (int i = 0; i < data.tracks().count(); i++) {
+		const Graph &graph = data.tracks().at(i)->heartRate();
+
+		if (graph.size() < 2) {
+			skipColor();
+			continue;
+		}
+
+		HeartRateGraphItem *gi = new HeartRateGraphItem(graph, _graphType);
+		GraphView::addGraph(gi, paths.at(i));
+
+		_avg.append(QPointF(data.tracks().at(i)->distance(), gi->avg()));
+	}
+
+	for (int i = 0; i < data.routes().count(); i++)
+		skipColor();
+
+	setInfo();
+
+	redraw();
+}
+
+qreal HeartRateGraph::avg() const
+{
+	qreal sum = 0, w = 0;
+	QList<QPointF>::const_iterator it;
+
+	for (it = _avg.begin(); it != _avg.end(); it++) {
+		sum += it->y() * it->x();
+		w += it->x();
+	}
+
+	return (sum / w);
+}
+
+void HeartRateGraph::clear()
+{
+	_avg.clear();
+
+	GraphView::clear();
+}
+
+void HeartRateGraph::showTracks(bool show)
+{
+	_showTracks = show;
+
+	showGraph(show);
+	setInfo();
+
+	redraw();
+}

src/GUI/heartrategraph.h

@@ -1,31 +1,28 @@
 #ifndef HEARTRATEGRAPH_H
 #define HEARTRATEGRAPH_H
 
-#include "graphview.h"
+#include "graphtab.h"
-#include "units.h"
 
-class GPX;
+class HeartRateGraph : public GraphTab
-
-class HeartRateGraph : public GraphView
 {
 	Q_OBJECT
 
 public:
 	HeartRateGraph(QWidget *parent = 0);
 
-	void loadGPX(const GPX &gpx);
+	QString label() const {return tr("Heart rate");}
+	void loadData(const Data &data, const QList<PathItem *> &paths);
 	void clear();
-	void setUnits(enum Units units);
+	void showTracks(bool show);
-
-	qreal avg() const;
-	qreal max() const {return bounds().bottom();}
 
 private:
-	void setXUnits();
+	qreal avg() const;
-	void addInfo();
+	qreal max() const {return bounds().bottom();}
+	void setInfo();
 
 	QList<QPointF> _avg;
-	enum Units _units;
+
+	bool _showTracks;
 };
 
 #endif // HEARTRATEGRAPH_H

src/GUI/heartrategraphitem.cpp

@@ -0,0 +1,26 @@
+#include "tooltip.h"
+#include "heartrategraphitem.h"
+
+HeartRateGraphItem::HeartRateGraphItem(const Graph &graph, GraphType type,
+  QGraphicsItem *parent) : GraphItem(graph, type, parent)
+{
+	qreal sum = 0;
+
+	for (int j = 1; j < graph.size(); j++)
+		sum += graph.at(j).y() * (graph.at(j).s() - graph.at(j-1).s());
+	_avg = sum/graph.last().s();
+
+	setToolTip(toolTip());
+}
+
+QString HeartRateGraphItem::toolTip() const
+{
+	ToolTip tt;
+
+	tt.insert(tr("Maximum"), QString::number(max(), 'f', 0)
+	  + UNIT_SPACE + tr("1/min"));
+	tt.insert(tr("Average"), QString::number(avg(), 'f', 0)
+	  + UNIT_SPACE + tr("1/min"));
+
+	return tt.toString();
+}

src/GUI/heartrategraphitem.h

@@ -0,0 +1,23 @@
+#ifndef HEARTRATEGRAPHITEM_H
+#define HEARTRATEGRAPHITEM_H
+
+#include "graphitem.h"
+
+class HeartRateGraphItem : public GraphItem
+{
+	Q_OBJECT
+
+public:
+	HeartRateGraphItem(const Graph &graph, GraphType type,
+	  QGraphicsItem *parent = 0);
+
+	qreal max() const {return -bounds().top();}
+	qreal avg() const {return _avg;}
+
+private:
+	QString toolTip() const;
+
+	qreal _avg;
+};
+
+#endif // HEARTRATEGRAPHITEM_H

src/GUI/icons.h

@@ -0,0 +1,29 @@
+#ifndef ICONS_H
+#define ICONS_H
+
+#define APP_ICON          ":/icons/gpxsee.png"
+
+// Toolbar/menu icons
+#define OPEN_FILE_ICON    ":/icons/document-open.png"
+#define EXPORT_FILE_ICON  ":/icons/document-export.png"
+#define PRINT_FILE_ICON   ":/icons/document-print.png"
+#define CLOSE_FILE_ICON   ":/icons/dialog-close.png"
+#define SHOW_POI_ICON     ":/icons/flag.png"
+#define SHOW_MAP_ICON     ":/icons/applications-internet.png"
+#define SHOW_GRAPHS_ICON  ":/icons/office-chart-line.png"
+#define QUIT_ICON         ":/icons/application-exit.png"
+#define RELOAD_FILE_ICON  ":/icons/view-refresh.png"
+#define NEXT_FILE_ICON    ":/icons/arrow-right.png"
+#define PREV_FILE_ICON    ":/icons/arrow-left.png"
+#define LAST_FILE_ICON    ":/icons/arrow-right-double.png"
+#define FIRST_FILE_ICON   ":/icons/arrow-left-double.png"
+#define FULLSCREEN_ICON   ":/icons/view-fullscreen.png"
+
+// Options dialog icons
+#define APPEARANCE_ICON   ":/icons/preferences-desktop-display.png"
+#define POI_ICON          ":/icons/flag_48.png"
+#define SYSTEM_ICON       ":/icons/system-run.png"
+#define PRINT_EXPORT_ICON ":/icons/document-print-preview.png"
+#define DATA_ICON         ":/icons/view-filter.png"
+
+#endif /* ICONS_H */

src/GUI/infoitem.cpp

@@ -7,7 +7,9 @@
 
 InfoItem::InfoItem(QGraphicsItem *parent) : QGraphicsItem(parent)
 {
-
+#ifndef Q_OS_MAC
+	setCacheMode(QGraphicsItem::DeviceCoordinateCache);
+#endif // Q_OS_MAC
 }
 
 void InfoItem::updateBoundingRect()
@@ -40,6 +42,9 @@ void InfoItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 	QList<KV>::const_iterator i;
 	int width = 0;
 
+
+	painter->setRenderHint(QPainter::Antialiasing, false);
+
 	for (i = _list.constBegin(); i != _list.constEnd(); i++) {
 		painter->drawText(width, fm.height() - fm.descent(), i->key + ": ");
 		width += fm.width(i->key + ": ");
@@ -73,6 +78,7 @@ void InfoItem::insert(const QString &key, const QString &value)
 		_list[i] = kv;
 
 	updateBoundingRect();
+	update();
 }
 
 void InfoItem::clear()

src/GUI/infoitem.h

@@ -15,6 +15,7 @@ public:
 
 	void insert(const QString &key, const QString &value);
 	void clear();
+	bool isEmpty() {return _list.isEmpty();}
 
 private:
 	void updateBoundingRect();

src/GUI/keys.h

@@ -0,0 +1,36 @@
+#ifndef KEYS_H
+#define KEYS_H
+
+#include <Qt>
+#include <QKeySequence>
+
+#define NEXT_KEY                Qt::Key_Space
+#define PREV_KEY                Qt::Key_Backspace
+#define FIRST_KEY               Qt::Key_Home
+#define LAST_KEY                Qt::Key_End
+#define MODIFIER                Qt::ShiftModifier
+
+#define ZOOM_IN                 QKeySequence::ZoomIn
+#define ZOOM_OUT                QKeySequence::ZoomOut
+
+#define TOGGLE_GRAPH_TYPE_KEY   Qt::Key_X
+#define TOGGLE_TIME_TYPE_KEY    Qt::Key_T
+
+#define QUIT_SHORTCUT           QKeySequence(QKeySequence::Quit)
+#define OPEN_SHORTCUT           QKeySequence(QKeySequence::Open)
+#define CLOSE_SHORTCUT          QKeySequence(QKeySequence::Close)
+#define RELOAD_SHORTCUT         QKeySequence(QKeySequence::Refresh)
+#define EXPORT_SHORTCUT         QKeySequence(Qt::CTRL + Qt::Key_E)
+#define SHOW_POI_SHORTCUT       QKeySequence(Qt::CTRL + Qt::Key_P)
+#define SHOW_MAP_SHORTCUT       QKeySequence(Qt::CTRL + Qt::Key_M)
+#define NEXT_MAP_SHORTCUT       QKeySequence(QKeySequence::Forward)
+#define PREV_MAP_SHORTCUT       QKeySequence(QKeySequence::Back)
+#define SHOW_GRAPHS_SHORTCUT    QKeySequence(Qt::CTRL + Qt::Key_G)
+
+#ifdef Q_OS_MAC
+#define FULLSCREEN_SHORTCUT     QKeySequence(Qt::META + Qt::CTRL + Qt::Key_F)
+#else // Q_OS_MAC
+#define FULLSCREEN_SHORTCUT     QKeySequence(Qt::Key_F11)
+#endif // Q_OS_MAC
+
+#endif // KEYS_H

src/GUI/mapview.cpp

@@ -0,0 +1,812 @@
+#include <QGraphicsView>
+#include <QGraphicsScene>
+#include <QWheelEvent>
+#include <QApplication>
+#include <QPixmapCache>
+#include <QScrollBar>
+#include "data/poi.h"
+#include "data/data.h"
+#include "map/map.h"
+#include "opengl.h"
+#include "trackitem.h"
+#include "routeitem.h"
+#include "waypointitem.h"
+#include "scaleitem.h"
+#include "keys.h"
+#include "mapview.h"
+
+
+#define MAX_DIGITAL_ZOOM 2
+#define MIN_DIGITAL_ZOOM -3
+#define MARGIN           10.0
+#define SCALE_OFFSET     7
+
+MapView::MapView(Map *map, POI *poi, QWidget *parent)
+  : QGraphicsView(parent)
+{
+	Q_ASSERT(map != 0);
+	Q_ASSERT(poi != 0);
+
+	_scene = new QGraphicsScene(this);
+	setScene(_scene);
+	setCacheMode(QGraphicsView::CacheBackground);
+	setDragMode(QGraphicsView::ScrollHandDrag);
+	setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
+	setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+	setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+	setRenderHint(QPainter::Antialiasing, true);
+	setAcceptDrops(false);
+
+	_mapScale = new ScaleItem();
+	_mapScale->setZValue(2.0);
+	_scene->addItem(_mapScale);
+
+	_map = map;
+	_map->load();
+	connect(_map, SIGNAL(loaded()), this, SLOT(reloadMap()));
+
+	_poi = poi;
+	connect(_poi, SIGNAL(pointsChanged()), this, SLOT(updatePOI()));
+
+	_units = Metric;
+	_opacity = 1.0;
+	_backgroundColor = Qt::white;
+	_markerColor = Qt::red;
+
+	_showMap = true;
+	_showTracks = true;
+	_showRoutes = true;
+	_showWaypoints = true;
+	_showWaypointLabels = true;
+	_showPOI = true;
+	_showPOILabels = true;
+	_overlapPOIs = true;
+	_showRouteWaypoints = true;
+	_trackWidth = 3;
+	_routeWidth = 3;
+	_trackStyle = Qt::SolidLine;
+	_routeStyle = Qt::DashLine;
+	_waypointSize = 8;
+	_waypointColor = Qt::black;
+	_poiSize = 8;
+	_poiColor = Qt::black;
+
+	_plot = false;
+	_digitalZoom = 0;
+
+	_map->setBackgroundColor(_backgroundColor);
+	_scene->setSceneRect(_map->bounds());
+
+	centerOn(_scene->sceneRect().center());
+}
+
+void MapView::centerOn(const QPointF &pos)
+{
+	QGraphicsView::centerOn(pos);
+
+	/* Fix the offset caused by QGraphicsView::centerOn() approximation */
+	QPointF center = mapToScene(viewport()->rect().center());
+	QPoint offset((int)(pos.x() - center.x()), (int)(pos.y() - center.y()));
+	if (qAbs(offset.x()) == 1)
+		horizontalScrollBar()->setValue(horizontalScrollBar()->value()
+		  + offset.x());
+	if (qAbs(offset.y()) == 1)
+		verticalScrollBar()->setValue(verticalScrollBar()->value()
+		  + offset.y());
+
+	_res = _map->resolution(pos);
+	_mapScale->setResolution(_res);
+}
+
+PathItem *MapView::addTrack(const Track &track)
+{
+	if (track.isNull()) {
+		_palette.nextColor();
+		return 0;
+	}
+
+	TrackItem *ti = new TrackItem(track, _map);
+	_tracks.append(ti);
+	_tr |= ti->path().boundingRect();
+	ti->setColor(_palette.nextColor());
+	ti->setWidth(_trackWidth);
+	ti->setStyle(_trackStyle);
+	ti->setUnits(_units);
+	ti->setVisible(_showTracks);
+	ti->setDigitalZoom(_digitalZoom);
+	ti->setMarkerColor(_markerColor);
+	_scene->addItem(ti);
+
+	if (_showTracks)
+		addPOI(_poi->points(ti->path()));
+
+	return ti;
+}
+
+PathItem *MapView::addRoute(const Route &route)
+{
+	if (route.isNull()) {
+		_palette.nextColor();
+		return 0;
+	}
+
+	RouteItem *ri = new RouteItem(route, _map);
+	_routes.append(ri);
+	_rr |= ri->path().boundingRect();
+	ri->setColor(_palette.nextColor());
+	ri->setWidth(_routeWidth);
+	ri->setStyle(_routeStyle);
+	ri->setUnits(_units);
+	ri->setVisible(_showRoutes);
+	ri->showWaypoints(_showRouteWaypoints);
+	ri->showWaypointLabels(_showWaypointLabels);
+	ri->setDigitalZoom(_digitalZoom);
+	ri->setMarkerColor(_markerColor);
+	_scene->addItem(ri);
+
+	if (_showRoutes)
+		addPOI(_poi->points(ri->path()));
+
+	return ri;
+}
+
+void MapView::addWaypoints(const QList<Waypoint> &waypoints)
+{
+	for (int i = 0; i < waypoints.count(); i++) {
+		const Waypoint &w = waypoints.at(i);
+
+		WaypointItem *wi = new WaypointItem(w, _map);
+		_waypoints.append(wi);
+		_wr.unite(wi->waypoint().coordinates());
+		wi->setZValue(1);
+		wi->setSize(_waypointSize);
+		wi->setColor(_waypointColor);
+		wi->showLabel(_showWaypointLabels);
+		wi->setUnits(_units);
+		wi->setVisible(_showWaypoints);
+		wi->setDigitalZoom(_digitalZoom);
+		_scene->addItem(wi);
+
+		if (_showWaypoints)
+			addPOI(_poi->points(w));
+	}
+}
+
+QList<PathItem *> MapView::loadData(const Data &data)
+{
+	QList<PathItem *> paths;
+	qreal zoom = _map->zoom();
+
+	for (int i = 0; i < data.tracks().count(); i++)
+		paths.append(addTrack(*(data.tracks().at(i))));
+	for (int i = 0; i < data.routes().count(); i++)
+		paths.append(addRoute(*(data.routes().at(i))));
+	addWaypoints(data.waypoints());
+
+	if (_tracks.empty() && _routes.empty() && _waypoints.empty())
+		return paths;
+
+	if (mapZoom() != zoom)
+		rescale();
+	else
+		updatePOIVisibility();
+
+	centerOn(contentCenter());
+
+	return paths;
+}
+
+qreal MapView::mapZoom() const
+{
+	RectC br = _tr | _rr | _wr;
+
+	return _map->zoomFit(viewport()->size() - QSize(2*MARGIN, 2*MARGIN),
+	  br.isNull() ? RectC(_map->xy2ll(sceneRect().topLeft()),
+	  _map->xy2ll(sceneRect().bottomRight())) : br);
+}
+
+QPointF MapView::contentCenter() const
+{
+	RectC br = _tr | _rr | _wr;
+
+	return br.isNull() ? sceneRect().center() : _map->ll2xy(br.center());
+}
+
+void MapView::updatePOIVisibility()
+{
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it, jt;
+
+	if (!_showPOI)
+		return;
+
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->show();
+
+	if (!_overlapPOIs) {
+		for (it = _pois.constBegin(); it != _pois.constEnd(); it++) {
+			for (jt = _pois.constBegin(); jt != _pois.constEnd(); jt++) {
+				if (it.value()->isVisible() && jt.value()->isVisible()
+				  && it != jt && it.value()->collidesWithItem(jt.value()))
+					jt.value()->hide();
+			}
+		}
+	}
+}
+
+void MapView::rescale()
+{
+	_scene->setSceneRect(_map->bounds());
+	resetCachedContent();
+
+	for (int i = 0; i < _tracks.size(); i++)
+		_tracks.at(i)->setMap(_map);
+	for (int i = 0; i < _routes.size(); i++)
+		_routes.at(i)->setMap(_map);
+	for (int i = 0; i < _waypoints.size(); i++)
+		_waypoints.at(i)->setMap(_map);
+
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->setMap(_map);
+
+	updatePOIVisibility();
+}
+
+void MapView::setPalette(const Palette &palette)
+{
+	_palette = palette;
+	_palette.reset();
+
+	for (int i = 0; i < _tracks.count(); i++)
+		_tracks.at(i)->setColor(_palette.nextColor());
+	for (int i = 0; i < _routes.count(); i++)
+		_routes.at(i)->setColor(_palette.nextColor());
+}
+
+void MapView::setMap(Map *map)
+{
+	QPointF pos = mapToScene(viewport()->rect().center());
+	Coordinates center = _map->xy2ll(pos);
+	qreal resolution = _map->resolution(pos);
+
+	_map->unload();
+	disconnect(_map, SIGNAL(loaded()), this, SLOT(reloadMap()));
+
+	_map = map;
+	_map->load();
+	_map->setBackgroundColor(_backgroundColor);
+	connect(_map, SIGNAL(loaded()), this, SLOT(reloadMap()));
+
+	digitalZoom(0);
+
+	_map->zoomFit(resolution, center);
+	_scene->setSceneRect(_map->bounds());
+
+	for (int i = 0; i < _tracks.size(); i++)
+		_tracks.at(i)->setMap(map);
+	for (int i = 0; i < _routes.size(); i++)
+		_routes.at(i)->setMap(map);
+	for (int i = 0; i < _waypoints.size(); i++)
+		_waypoints.at(i)->setMap(map);
+
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->setMap(_map);
+	updatePOIVisibility();
+
+	centerOn(_map->ll2xy(center));
+
+	resetCachedContent();
+	QPixmapCache::clear();
+}
+
+void MapView::setPOI(POI *poi)
+{
+	disconnect(_poi, SIGNAL(pointsChanged()), this, SLOT(updatePOI()));
+	connect(poi, SIGNAL(pointsChanged()), this, SLOT(updatePOI()));
+
+	_poi = poi;
+
+	updatePOI();
+}
+
+void MapView::updatePOI()
+{
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
+
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++) {
+		_scene->removeItem(it.value());
+		delete it.value();
+	}
+	_pois.clear();
+
+	if (_showTracks)
+		for (int i = 0; i < _tracks.size(); i++)
+			addPOI(_poi->points(_tracks.at(i)->path()));
+	if (_showRoutes)
+		for (int i = 0; i < _routes.size(); i++)
+			addPOI(_poi->points(_routes.at(i)->path()));
+	if (_showWaypoints)
+		for (int i = 0; i< _waypoints.size(); i++)
+			addPOI(_poi->points(_waypoints.at(i)->waypoint()));
+
+	updatePOIVisibility();
+}
+
+void MapView::addPOI(const QList<Waypoint> &waypoints)
+{
+	for (int i = 0; i < waypoints.size(); i++) {
+		const Waypoint &w = waypoints.at(i);
+
+		if (_pois.contains(SearchPointer<Waypoint>(&w)))
+			continue;
+
+		WaypointItem *pi = new WaypointItem(w, _map);
+		pi->setZValue(1);
+		pi->setSize(_poiSize);
+		pi->setColor(_poiColor);
+		pi->showLabel(_showPOILabels);
+		pi->setVisible(_showPOI);
+		pi->setDigitalZoom(_digitalZoom);
+		_scene->addItem(pi);
+
+		_pois.insert(SearchPointer<Waypoint>(&(pi->waypoint())), pi);
+	}
+}
+
+void MapView::setUnits(enum Units units)
+{
+	_units = units;
+
+	_mapScale->setUnits(units);
+
+	for (int i = 0; i < _tracks.count(); i++)
+		_tracks[i]->setUnits(units);
+	for (int i = 0; i < _routes.count(); i++)
+		_routes[i]->setUnits(units);
+	for (int i = 0; i < _waypoints.size(); i++)
+		_waypoints.at(i)->setUnits(units);
+
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->setUnits(units);
+}
+
+void MapView::clearMapCache()
+{
+	_map->clearCache();
+	resetCachedContent();
+}
+
+void MapView::digitalZoom(int zoom)
+{
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
+
+	if (zoom) {
+		_digitalZoom += zoom;
+		scale(pow(2, zoom), pow(2, zoom));
+	} else {
+		_digitalZoom = 0;
+		resetTransform();
+	}
+
+	for (int i = 0; i < _tracks.size(); i++)
+		_tracks.at(i)->setDigitalZoom(_digitalZoom);
+	for (int i = 0; i < _routes.size(); i++)
+		_routes.at(i)->setDigitalZoom(_digitalZoom);
+	for (int i = 0; i < _waypoints.size(); i++)
+		_waypoints.at(i)->setDigitalZoom(_digitalZoom);
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->setDigitalZoom(_digitalZoom);
+
+	_mapScale->setDigitalZoom(_digitalZoom);
+}
+
+void MapView::zoom(int zoom, const QPoint &pos, const Coordinates &c)
+{
+	bool shift = QApplication::keyboardModifiers() & Qt::ShiftModifier;
+
+	if (_digitalZoom) {
+		if (((_digitalZoom > 0 && zoom > 0) && (!shift || _digitalZoom
+		  >= MAX_DIGITAL_ZOOM)) || ((_digitalZoom < 0 && zoom < 0) && (!shift
+		  || _digitalZoom <= MIN_DIGITAL_ZOOM)))
+			return;
+
+		digitalZoom(zoom);
+	} else {
+		qreal os, ns;
+		os = _map->zoom();
+		ns = (zoom > 0) ? _map->zoomIn() : _map->zoomOut();
+
+		if (ns != os) {
+			rescale();
+			centerOn(_map->ll2xy(c) - (pos - viewport()->rect().center()));
+		} else {
+			if (shift)
+				digitalZoom(zoom);
+		}
+	}
+}
+
+void MapView::wheelEvent(QWheelEvent *event)
+{
+	static int deg = 0;
+
+	deg += event->delta() / 8;
+	if (qAbs(deg) < 15)
+		return;
+	deg = 0;
+
+	Coordinates c = _map->xy2ll(mapToScene(event->pos()));
+	zoom((event->delta() > 0) ? 1 : -1, event->pos(), c);
+}
+
+void MapView::mouseDoubleClickEvent(QMouseEvent *event)
+{
+	if (event->button() != Qt::LeftButton && event->button() != Qt::RightButton)
+		return;
+
+	Coordinates c = _map->xy2ll(mapToScene(event->pos()));
+	zoom((event->button() == Qt::LeftButton) ? 1 : -1, event->pos(), c);
+}
+
+void MapView::keyPressEvent(QKeyEvent *event)
+{
+	int z;
+
+	QPoint pos = viewport()->rect().center();
+	Coordinates c = _map->xy2ll(mapToScene(pos));
+
+	if (event->matches(ZOOM_IN))
+		z = 1;
+	else if (event->matches(ZOOM_OUT))
+		z = -1;
+	else if (_digitalZoom && event->key() == Qt::Key_Escape) {
+		digitalZoom(0);
+		return;
+	} else {
+		QGraphicsView::keyPressEvent(event);
+		return;
+	}
+
+	zoom(z, pos, c);
+}
+
+void MapView::plot(QPainter *painter, const QRectF &target, qreal scale,
+  bool hires)
+{
+	QRect orig, adj;
+	qreal ratio, diff, origRes, q;
+	QPointF origScene, origPos;
+	Coordinates origLL;
+
+
+	// Enter plot mode
+	setUpdatesEnabled(false);
+	_plot = true;
+	_map->setBlockingMode(true);
+
+	// Compute sizes & ratios
+	orig = viewport()->rect();
+	origPos = _mapScale->pos();
+
+	if (orig.height() * (target.width() / target.height()) - orig.width() < 0) {
+		ratio = target.height() / target.width();
+		diff = (orig.width() * ratio) - orig.height();
+		adj = orig.adjusted(0, -diff/2, 0, diff/2);
+	} else {
+		ratio = target.width() / target.height();
+		diff = (orig.height() * ratio) - orig.width();
+		adj = orig.adjusted(-diff/2, 0, diff/2, 0);
+	}
+	q = (target.width() / scale) / adj.width();
+
+	// Adjust the view for printing
+	if (hires) {
+		origScene = mapToScene(orig.center());
+		origLL = _map->xy2ll(origScene);
+		origRes = _map->resolution(origScene);
+
+		QPointF s(painter->device()->logicalDpiX()
+		  / (qreal)metric(QPaintDevice::PdmDpiX),
+		  painter->device()->logicalDpiY()
+		  / (qreal)metric(QPaintDevice::PdmDpiY));
+		adj = QRect(0, 0, adj.width() * s.x(), adj.height() * s.y());
+		_map->zoomFit(adj.size(), _tr | _rr | _wr);
+		rescale();
+
+		QPointF center = contentCenter();
+		centerOn(center);
+		adj.moveCenter(mapFromScene(center));
+
+		_mapScale->setDigitalZoom(-log2(s.x() / q));
+		_mapScale->setPos(mapToScene(QPoint(adj.bottomRight() + QPoint(
+		  -(SCALE_OFFSET + _mapScale->boundingRect().width()) * (s.x() / q),
+		  -(SCALE_OFFSET + _mapScale->boundingRect().height()) * (s.x() / q)))));
+	} else {
+		_mapScale->setDigitalZoom(-log2(1.0 / q));
+		_mapScale->setPos(mapToScene(QPoint(adj.bottomRight() + QPoint(
+		  -(SCALE_OFFSET + _mapScale->boundingRect().width()) / q ,
+		  -(SCALE_OFFSET + _mapScale->boundingRect().height()) / q))));
+	}
+
+	// Print the view
+	render(painter, target, adj);
+
+	// Revert view changes to display mode
+	if (hires) {
+		_map->zoomFit(origRes, origLL);
+		rescale();
+		centerOn(origScene);
+	}
+	_mapScale->setDigitalZoom(0);
+	_mapScale->setPos(origPos);
+
+	// Exit plot mode
+	_map->setBlockingMode(false);
+	_plot = false;
+	setUpdatesEnabled(true);
+}
+
+void MapView::clear()
+{
+	_pois.clear();
+	_tracks.clear();
+	_routes.clear();
+	_waypoints.clear();
+
+	_scene->removeItem(_mapScale);
+	_scene->clear();
+	_scene->addItem(_mapScale);
+
+	_palette.reset();
+
+	_tr = RectC();
+	_rr = RectC();
+	_wr = RectC();
+
+	digitalZoom(0);
+}
+
+void MapView::showTracks(bool show)
+{
+	_showTracks = show;
+
+	for (int i = 0; i < _tracks.count(); i++)
+		_tracks.at(i)->setVisible(show);
+
+	updatePOI();
+}
+
+void MapView::showRoutes(bool show)
+{
+	_showRoutes = show;
+
+	for (int i = 0; i < _routes.count(); i++)
+		_routes.at(i)->setVisible(show);
+
+	updatePOI();
+}
+
+void MapView::showWaypoints(bool show)
+{
+	_showWaypoints = show;
+
+	for (int i = 0; i < _waypoints.count(); i++)
+		_waypoints.at(i)->setVisible(show);
+
+	updatePOI();
+}
+
+void MapView::showWaypointLabels(bool show)
+{
+	_showWaypointLabels = show;
+
+	for (int i = 0; i < _waypoints.size(); i++)
+		_waypoints.at(i)->showLabel(show);
+
+	for (int i = 0; i < _routes.size(); i++)
+		_routes.at(i)->showWaypointLabels(show);
+}
+
+void MapView::showRouteWaypoints(bool show)
+{
+	_showRouteWaypoints = show;
+
+	for (int i = 0; i < _routes.size(); i++)
+		_routes.at(i)->showWaypoints(show);
+}
+
+void MapView::showMap(bool show)
+{
+	_showMap = show;
+	resetCachedContent();
+}
+
+void MapView::showPOI(bool show)
+{
+	_showPOI = show;
+
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->setVisible(show);
+
+	updatePOIVisibility();
+}
+
+void MapView::showPOILabels(bool show)
+{
+	_showPOILabels = show;
+
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->showLabel(show);
+
+	updatePOIVisibility();
+}
+
+void MapView::setPOIOverlap(bool overlap)
+{
+	_overlapPOIs = overlap;
+
+	updatePOIVisibility();
+}
+
+void MapView::setTrackWidth(int width)
+{
+	_trackWidth = width;
+
+	for (int i = 0; i < _tracks.count(); i++)
+		_tracks.at(i)->setWidth(width);
+}
+
+void MapView::setRouteWidth(int width)
+{
+	_routeWidth = width;
+
+	for (int i = 0; i < _routes.count(); i++)
+		_routes.at(i)->setWidth(width);
+}
+
+void MapView::setTrackStyle(Qt::PenStyle style)
+{
+	_trackStyle = style;
+
+	for (int i = 0; i < _tracks.count(); i++)
+		_tracks.at(i)->setStyle(style);
+}
+
+void MapView::setRouteStyle(Qt::PenStyle style)
+{
+	_routeStyle = style;
+
+	for (int i = 0; i < _routes.count(); i++)
+		_routes.at(i)->setStyle(style);
+}
+
+void MapView::setWaypointSize(int size)
+{
+	_waypointSize = size;
+
+	for (int i = 0; i < _waypoints.size(); i++)
+		_waypoints.at(i)->setSize(size);
+}
+
+void MapView::setWaypointColor(const QColor &color)
+{
+	_waypointColor = color;
+
+	for (int i = 0; i < _waypoints.size(); i++)
+		_waypoints.at(i)->setColor(color);
+}
+
+void MapView::setPOISize(int size)
+{
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
+
+	_poiSize = size;
+
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->setSize(size);
+}
+
+void MapView::setPOIColor(const QColor &color)
+{
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
+
+	_poiColor = color;
+
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->setColor(color);
+}
+
+void MapView::setMapOpacity(int opacity)
+{
+	_opacity = opacity / 100.0;
+	resetCachedContent();
+}
+
+void MapView::setBackgroundColor(const QColor &color)
+{
+	_backgroundColor = color;
+	_map->setBackgroundColor(color);
+	resetCachedContent();
+}
+
+void MapView::drawBackground(QPainter *painter, const QRectF &rect)
+{
+	if (_showMap) {
+		QRectF ir = rect.intersected(_map->bounds());
+
+		if (_opacity < 1.0 || ir != rect)
+			painter->fillRect(rect, _backgroundColor);
+		if (_opacity < 1.0)
+			painter->setOpacity(_opacity);
+
+		_map->draw(painter, ir);
+	} else
+		painter->fillRect(rect, _backgroundColor);
+}
+
+void MapView::resizeEvent(QResizeEvent *event)
+{
+	QGraphicsView::resizeEvent(event);
+
+	qreal zoom = _map->zoom();
+	if (mapZoom() != zoom)
+		rescale();
+
+	centerOn(contentCenter());
+}
+
+void MapView::paintEvent(QPaintEvent *event)
+{
+	QPointF scenePos = mapToScene(rect().bottomRight() + QPoint(
+	  -(SCALE_OFFSET + _mapScale->boundingRect().width()),
+	  -(SCALE_OFFSET + _mapScale->boundingRect().height())));
+	if (_mapScale->pos() != scenePos && !_plot)
+		_mapScale->setPos(scenePos);
+
+	QGraphicsView::paintEvent(event);
+}
+
+void MapView::scrollContentsBy(int dx, int dy)
+{
+	QGraphicsView::scrollContentsBy(dx, dy);
+
+	QPointF center = mapToScene(viewport()->rect().center());
+	qreal res = _map->resolution(center);
+
+	if (qMax(res, _res) / qMin(res, _res) > 1.1) {
+		_mapScale->setResolution(res);
+		_res = res;
+	}
+}
+
+void MapView::useOpenGL(bool use)
+{
+	if (use)
+		setViewport(new OPENGL_WIDGET);
+	else
+		setViewport(new QWidget);
+}
+
+void MapView::useAntiAliasing(bool use)
+{
+	setRenderHint(QPainter::Antialiasing, use);
+}
+
+void MapView::setMarkerColor(const QColor &color)
+{
+	_markerColor = color;
+
+	for (int i = 0; i < _tracks.size(); i++)
+		_tracks.at(i)->setMarkerColor(color);
+	for (int i = 0; i < _routes.size(); i++)
+		_routes.at(i)->setMarkerColor(color);
+}
+
+void MapView::reloadMap()
+{
+	resetCachedContent();
+}

src/GUI/mapview.h

@@ -0,0 +1,137 @@
+#ifndef MAPVIEW_H
+#define MAPVIEW_H
+
+#include <QGraphicsView>
+#include <QVector>
+#include <QHash>
+#include <QList>
+#include "common/rectc.h"
+#include "data/waypoint.h"
+#include "searchpointer.h"
+#include "units.h"
+#include "palette.h"
+
+class Data;
+class POI;
+class Map;
+class Track;
+class Route;
+class TrackItem;
+class RouteItem;
+class WaypointItem;
+class ScaleItem;
+class PathItem;
+
+class MapView : public QGraphicsView
+{
+	Q_OBJECT
+
+public:
+	MapView(Map *map, POI *poi, QWidget *parent = 0);
+
+	QList<PathItem*> loadData(const Data &data);
+
+	void setPalette(const Palette &palette);
+	void setPOI(POI *poi);
+	void setMap(Map *map);
+	void setUnits(enum Units units);
+
+	void plot(QPainter *painter, const QRectF &target, qreal scale, bool hires);
+
+	void clear();
+
+	void setTrackWidth(int width);
+	void setRouteWidth(int width);
+	void setTrackStyle(Qt::PenStyle style);
+	void setRouteStyle(Qt::PenStyle style);
+	void setWaypointSize(int size);
+	void setWaypointColor(const QColor &color);
+	void setPOISize(int size);
+	void setPOIColor(const QColor &color);
+	void setMapOpacity(int opacity);
+	void setBackgroundColor(const QColor &color);
+	void useOpenGL(bool use);
+	void useAntiAliasing(bool use);
+	void setMarkerColor(const QColor &color);
+
+public slots:
+	void showMap(bool show);
+	void showPOI(bool show);
+	void setPOIOverlap(bool overlap);
+	void showWaypointLabels(bool show);
+	void showPOILabels(bool show);
+	void showTracks(bool show);
+	void showRoutes(bool show);
+	void showWaypoints(bool show);
+	void showRouteWaypoints(bool show);
+	void clearMapCache();
+
+private slots:
+	void updatePOI();
+	void reloadMap();
+
+private:
+	PathItem *addTrack(const Track &track);
+	PathItem *addRoute(const Route &route);
+	void addWaypoints(const QList<Waypoint> &waypoints);
+	void addPOI(const QList<Waypoint> &waypoints);
+	void loadPOI();
+	void clearPOI();
+
+	qreal mapZoom() const;
+	QPointF contentCenter() const;
+	void rescale();
+	void centerOn(const QPointF &pos);
+	void zoom(int zoom, const QPoint &pos, const Coordinates &c);
+	void digitalZoom(int zoom);
+	void updatePOIVisibility();
+
+	void mouseDoubleClickEvent(QMouseEvent *event);
+	void wheelEvent(QWheelEvent *event);
+	void keyPressEvent(QKeyEvent *event);
+	void drawBackground(QPainter *painter, const QRectF &rect);
+	void resizeEvent(QResizeEvent *event);
+	void paintEvent(QPaintEvent *event);
+	void scrollContentsBy(int dx, int dy);
+
+	QGraphicsScene *_scene;
+	ScaleItem *_mapScale;
+	QList<TrackItem*> _tracks;
+	QList<RouteItem*> _routes;
+	QList<WaypointItem*> _waypoints;
+	QHash<SearchPointer<Waypoint>, WaypointItem*> _pois;
+
+	RectC _tr, _rr, _wr;
+	qreal _res;
+
+	Map *_map;
+	POI *_poi;
+	Palette _palette;
+	Units _units;
+
+	qreal _opacity;
+	QColor _backgroundColor;
+	bool _showMap;
+	bool _showTracks;
+	bool _showRoutes;
+	bool _showWaypoints;
+	bool _showWaypointLabels;
+	bool _showPOI;
+	bool _showPOILabels;
+	bool _overlapPOIs;
+	bool _showRouteWaypoints;
+	int _trackWidth;
+	int _routeWidth;
+	Qt::PenStyle _trackStyle;
+	Qt::PenStyle _routeStyle;
+	int _waypointSize;
+	int _poiSize;
+	QColor _waypointColor;
+	QColor _poiColor;
+	QColor _markerColor;
+
+	int _digitalZoom;
+	bool _plot;
+};
+
+#endif // MAPVIEW_H

src/GUI/margins.cpp

@@ -0,0 +1,9 @@
+#include "margins.h"
+
+
+QDebug operator<<(QDebug dbg, const MarginsF &margins)
+{
+	dbg.nospace() << "MarginsF(" << margins.left() << ", " << margins.top()
+	  << ", " << margins.right() << margins.bottom() << ")";
+	return dbg.maybeSpace();
+}

src/GUI/margins.h

@@ -0,0 +1,30 @@
+#ifndef MARGINS_H
+#define MARGINS_H
+
+#include <QtGlobal>
+#include <QDebug>
+
+class MarginsF
+{
+public:
+	MarginsF() {_left = 0; _top = 0; _right = 0; _bottom = 0;}
+	MarginsF(qreal left, qreal top, qreal right, qreal bottom)
+	  {_left = left, _top = top; _right = right; _bottom = bottom;}
+
+	qreal left() const {return _left;}
+	qreal top() const {return _top;}
+	qreal right() const {return _right;}
+	qreal bottom() const {return _bottom;}
+
+	qreal &rleft() {return _left;}
+	qreal &rtop() {return _top;}
+	qreal &rright() {return _right;}
+	qreal &rbottom() {return _bottom;}
+
+private:
+	qreal _left, _top, _right, _bottom;
+};
+
+QDebug operator<<(QDebug dbg, const MarginsF &margins);
+
+#endif // MARGINS_H

src/GUI/markeritem.cpp

@@ -2,11 +2,12 @@
 #include "markeritem.h"
 
 
-#define SIZE 8
+#define SIZE  8
+#define WIDTH 2
 
 MarkerItem::MarkerItem(QGraphicsItem *parent) : QGraphicsItem(parent)
 {
-
+	_color = Qt::red;
 }
 
 QRectF MarkerItem::boundingRect() const
@@ -19,18 +20,17 @@ void MarkerItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option
 {
 	Q_UNUSED(option);
 	Q_UNUSED(widget);
-	bool aa;
 
-
+	painter->setRenderHint(QPainter::Antialiasing, false);
-	if ((aa = painter->testRenderHint(QPainter::Antialiasing)))
+	painter->setPen(QPen(_color, WIDTH));
-		painter->setRenderHint(QPainter::Antialiasing, false);
-
-	painter->setPen(Qt::red);
 	painter->drawLine(-SIZE/2, 0, SIZE/2, 0);
 	painter->drawLine(0, -SIZE/2, 0, SIZE/2);
 
-	if (aa)
-		painter->setRenderHint(QPainter::Antialiasing, true);
-
 //	painter->drawRect(boundingRect());
 }
+
+void MarkerItem::setColor(const QColor &color)
+{
+	_color = color;
+	update();
+}

src/GUI/markeritem.h

@@ -2,6 +2,7 @@
 #define MARKERITEM_H
 
 #include <QGraphicsItem>
+#include <QColor>
 
 class MarkerItem : public QGraphicsItem
 {
@@ -11,6 +12,11 @@ public:
 	QRectF boundingRect() const;
 	void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 	  QWidget *widget);
+
+	void setColor(const QColor &color);
+
+private:
+	QColor _color;
 };
 
 #endif // MARKERITEM_H

src/GUI/nicenum.h

@@ -0,0 +1,6 @@
+#ifndef MISC_H
+#define MISC_H
+
+double niceNum(double x, int round);
+
+#endif // MISC_H

src/GUI/oddspinbox.cpp

@@ -0,0 +1,20 @@
+#include "oddspinbox.h"
+
+OddSpinBox::OddSpinBox(QWidget *parent) : QSpinBox(parent)
+{
+	setSingleStep(2);
+	setMinimum(1);
+}
+
+QValidator::State OddSpinBox::validate(QString &text, int &pos) const
+{
+	Q_UNUSED(pos);
+	bool ok;
+	int val;
+
+	val = text.toInt(&ok);
+	if (!ok || val < 0 || val % 2 == 0)
+		return QValidator::Invalid;
+
+	return QValidator::Acceptable;
+}

src/GUI/oddspinbox.h

@@ -0,0 +1,15 @@
+#ifndef ODDSPINBOX_H
+#define ODDSPINBOX_H
+
+#include <QSpinBox>
+
+class OddSpinBox : public QSpinBox
+{
+public:
+	OddSpinBox(QWidget *parent = 0);
+
+protected:
+	QValidator::State validate(QString &text, int &pos) const;
+};
+
+#endif // ODDSPINBOX_H

src/GUI/opengl.h

@@ -0,0 +1,26 @@
+#include <QtGlobal>
+#if QT_VERSION < QT_VERSION_CHECK(5, 4, 0) || defined(Q_OS_MAC)
+#include <QGLWidget>
+#include <QGLFormat>
+#else
+#include <QOpenGLWidget>
+#include <QSurfaceFormat>
+#endif
+
+#if QT_VERSION < QT_VERSION_CHECK(5, 4, 0) || defined(Q_OS_MAC)
+#define OPENGL_WIDGET QGLWidget
+#else
+#define OPENGL_WIDGET QOpenGLWidget
+#endif
+
+#if QT_VERSION < QT_VERSION_CHECK(5, 4, 0) || defined(Q_OS_MAC)
+#define OPENGL_SET_SAMPLES(samples) \
+	{QGLFormat fmt; \
+	fmt.setSamples(samples); \
+	QGLFormat::setDefaultFormat(fmt);}
+#else
+#define OPENGL_SET_SAMPLES(samples) \
+	{QSurfaceFormat fmt; \
+	fmt.setSamples(samples);\
+	QSurfaceFormat::setDefaultFormat(fmt);}
+#endif

src/GUI/optionsdialog.cpp

@@ -0,0 +1,551 @@
+#include <QVBoxLayout>
+#include <QFormLayout>
+#include <QDialogButtonBox>
+#include <QListWidget>
+#include <QListWidgetItem>
+#include <QStackedWidget>
+#include <QTabWidget>
+#include <QSpinBox>
+#include <QGroupBox>
+#include <QCheckBox>
+#include <QComboBox>
+#include <QRadioButton>
+#include <QLabel>
+#include <QSysInfo>
+#include "config.h"
+#include "icons.h"
+#include "colorbox.h"
+#include "stylecombobox.h"
+#include "oddspinbox.h"
+#include "percentslider.h"
+#include "optionsdialog.h"
+
+
+#define MENU_MARGIN 20
+#define MENU_ICON_SIZE 32
+
+#ifdef Q_OS_MAC
+static QFrame *line()
+{
+	QFrame *l = new QFrame();
+	l->setFrameShape(QFrame::HLine);
+	l->setFrameShadow(QFrame::Sunken);
+
+	return l;
+}
+#endif
+
+QWidget *OptionsDialog::createGeneralPage()
+{
+	_alwaysShowMap = new QCheckBox(tr("Always show the map"));
+	_alwaysShowMap->setChecked(_options->alwaysShowMap);
+	_alwaysShowMap->setToolTip("<p>" +
+	  tr("Show the map even when no files are loaded.") + "</p>");
+
+	QFormLayout *showMapLayout = new QFormLayout();
+	showMapLayout->addWidget(_alwaysShowMap);
+
+	QWidget *generalTab = new QWidget();
+	QVBoxLayout *generalTabLayout = new QVBoxLayout();
+	generalTabLayout->addLayout(showMapLayout);
+	generalTabLayout->addStretch();
+	generalTab->setLayout(generalTabLayout);
+
+	QTabWidget *generalPage = new QTabWidget();
+	generalPage->addTab(generalTab, tr("General"));
+
+	return generalPage;
+}
+
+QWidget *OptionsDialog::createAppearancePage()
+{
+	// Paths
+	_baseColor = new ColorBox();
+	_baseColor->setColor(_options->palette.color());
+	_colorOffset = new QDoubleSpinBox();
+	_colorOffset->setMinimum(0);
+	_colorOffset->setMaximum(1.0);
+	_colorOffset->setSingleStep(0.01);
+	_colorOffset->setValue(_options->palette.shift());
+	QFormLayout *paletteLayout = new QFormLayout();
+	paletteLayout->addRow(tr("Base color:"), _baseColor);
+	paletteLayout->addRow(tr("Palette shift:"), _colorOffset);
+#ifndef Q_OS_MAC
+	QGroupBox *colorBox = new QGroupBox(tr("Colors"));
+	colorBox->setLayout(paletteLayout);
+#endif // Q_OS_MAC
+
+	_trackWidth = new QSpinBox();
+	_trackWidth->setValue(_options->trackWidth);
+	_trackWidth->setMinimum(1);
+	_trackStyle = new StyleComboBox();
+	_trackStyle->setValue(_options->trackStyle);
+	QFormLayout *trackLayout = new QFormLayout();
+#ifdef Q_OS_MAC
+	trackLayout->addRow(tr("Track width:"), _trackWidth);
+	trackLayout->addRow(tr("Track style:"), _trackStyle);
+#else // Q_OS_MAC
+	trackLayout->addRow(tr("Width:"), _trackWidth);
+	trackLayout->addRow(tr("Style:"), _trackStyle);
+	QGroupBox *trackBox = new QGroupBox(tr("Tracks"));
+	trackBox->setLayout(trackLayout);
+#endif // Q_OS_MAC
+
+	_routeWidth = new QSpinBox();
+	_routeWidth->setValue(_options->routeWidth);
+	_routeWidth->setMinimum(1);
+	_routeStyle = new StyleComboBox();
+	_routeStyle->setValue(_options->routeStyle);
+	QFormLayout *routeLayout = new QFormLayout();
+#ifdef Q_OS_MAC
+	routeLayout->addRow(tr("Route width:"), _routeWidth);
+	routeLayout->addRow(tr("Route style:"), _routeStyle);
+#else // Q_OS_MAC
+	routeLayout->addRow(tr("Width:"), _routeWidth);
+	routeLayout->addRow(tr("Style:"), _routeStyle);
+	QGroupBox *routeBox = new QGroupBox(tr("Routes"));
+	routeBox->setLayout(routeLayout);
+#endif // Q_OS_MAC
+
+	_pathAA = new QCheckBox(tr("Use anti-aliasing"));
+	_pathAA->setChecked(_options->pathAntiAliasing);
+	QFormLayout *pathAALayout = new QFormLayout();
+	pathAALayout->addWidget(_pathAA);
+
+	QWidget *pathTab = new QWidget();
+	QVBoxLayout *pathTabLayout = new QVBoxLayout();
+#ifdef Q_OS_MAC
+	pathTabLayout->addLayout(paletteLayout);
+	pathTabLayout->addWidget(line());
+	pathTabLayout->addLayout(trackLayout);
+	pathTabLayout->addWidget(line());
+	pathTabLayout->addLayout(routeLayout);
+	pathTabLayout->addWidget(line());
+#else // Q_OS_MAC
+	pathTabLayout->addWidget(colorBox);
+	pathTabLayout->addWidget(trackBox);
+	pathTabLayout->addWidget(routeBox);
+#endif // Q_OS_MAC
+	pathTabLayout->addLayout(pathAALayout);
+	pathTabLayout->addStretch();
+	pathTab->setLayout(pathTabLayout);
+
+
+	// Waypoints
+	_waypointSize = new QSpinBox();
+	_waypointSize->setMinimum(1);
+	_waypointSize->setValue(_options->waypointSize);
+	_waypointColor = new ColorBox();
+	_waypointColor->setColor(_options->waypointColor);
+	QFormLayout *waypointLayout = new QFormLayout();
+#ifdef Q_OS_MAC
+	waypointLayout->addRow(tr("Waypoint color:"), _waypointColor);
+	waypointLayout->addRow(tr("Waypoint size:"), _waypointSize);
+#else // Q_OS_MAC
+	waypointLayout->addRow(tr("Color:"), _waypointColor);
+	waypointLayout->addRow(tr("Size:"), _waypointSize);
+	QGroupBox *waypointBox = new QGroupBox(tr("Waypoints"));
+	waypointBox->setLayout(waypointLayout);
+#endif // Q_OS_MAC
+
+	_poiSize = new QSpinBox();
+	_poiSize->setMinimum(1);
+	_poiSize->setValue(_options->poiSize);
+	_poiColor = new ColorBox();
+	_poiColor->setColor(_options->poiColor);
+	QFormLayout *poiLayout = new QFormLayout();
+#ifdef Q_OS_MAC
+	poiLayout->addRow(tr("POI color:"), _poiColor);
+	poiLayout->addRow(tr("POI size:"), _poiSize);
+#else // Q_OS_MAC
+	poiLayout->addRow(tr("Color:"), _poiColor);
+	poiLayout->addRow(tr("Size:"), _poiSize);
+	QGroupBox *poiBox = new QGroupBox(tr("POIs"));
+	poiBox->setLayout(poiLayout);
+#endif // Q_OS_MAC
+
+	QWidget *pointTab = new QWidget();
+	QVBoxLayout *pointTabLayout = new QVBoxLayout();
+#ifdef Q_OS_MAC
+	pointTabLayout->addLayout(waypointLayout);
+	pointTabLayout->addWidget(line());
+	pointTabLayout->addLayout(poiLayout);
+#else // Q_OS_MAC
+	pointTabLayout->addWidget(waypointBox);
+	pointTabLayout->addWidget(poiBox);
+#endif // Q_OS_MAC
+	pointTabLayout->addStretch();
+	pointTab->setLayout(pointTabLayout);
+
+
+	// Graphs
+	_sliderColor = new ColorBox();
+	_sliderColor->setColor(_options->sliderColor);
+	_graphWidth = new QSpinBox();
+	_graphWidth->setValue(_options->graphWidth);
+	_graphWidth->setMinimum(1);
+
+	QFormLayout *graphLayout = new QFormLayout();
+	graphLayout->addRow(tr("Line width:"), _graphWidth);
+	graphLayout->addRow(tr("Slider color:"), _sliderColor);
+
+	_graphAA = new QCheckBox(tr("Use anti-aliasing"));
+	_graphAA->setChecked(_options->graphAntiAliasing);
+	QFormLayout *graphAALayout = new QFormLayout();
+	graphAALayout->addWidget(_graphAA);
+
+	QWidget *graphTab = new QWidget();
+	QVBoxLayout *graphTabLayout = new QVBoxLayout();
+	graphTabLayout->addLayout(graphLayout);
+	graphTabLayout->addLayout(graphAALayout);
+	graphTabLayout->addStretch();
+	graphTab->setLayout(graphTabLayout);
+
+
+	// Map
+	_mapOpacity = new PercentSlider();
+	_mapOpacity->setValue(_options->mapOpacity);
+	_backgroundColor = new ColorBox();
+	_backgroundColor->setColor(_options->backgroundColor);
+	_backgroundColor->enableAlphaChannel(false);
+	QFormLayout *mapLayout = new QFormLayout();
+	mapLayout->addRow(tr("Background color:"), _backgroundColor);
+	mapLayout->addRow(tr("Map opacity:"), _mapOpacity);
+
+	QWidget *mapTab = new QWidget();
+	QVBoxLayout *mapTabLayout = new QVBoxLayout();
+	mapTabLayout->addLayout(mapLayout);
+	mapTabLayout->addStretch();
+	mapTab->setLayout(mapTabLayout);
+
+
+	QTabWidget *appearancePage = new QTabWidget();
+	appearancePage->addTab(pathTab, tr("Paths"));
+	appearancePage->addTab(pointTab, tr("Points"));
+	appearancePage->addTab(graphTab, tr("Graphs"));
+	appearancePage->addTab(mapTab, tr("Map"));
+
+	return appearancePage;
+}
+
+QWidget *OptionsDialog::createDataPage()
+{
+	QString filterToolTip = tr("Moving average window size");
+
+	_elevationFilter = new OddSpinBox();
+	_elevationFilter->setValue(_options->elevationFilter);
+	_elevationFilter->setToolTip(filterToolTip);
+	_speedFilter = new OddSpinBox();
+	_speedFilter->setValue(_options->speedFilter);
+	_speedFilter->setToolTip(filterToolTip);
+	_heartRateFilter = new OddSpinBox();
+	_heartRateFilter->setValue(_options->heartRateFilter);
+	_heartRateFilter->setToolTip(filterToolTip);
+	_cadenceFilter = new OddSpinBox();
+	_cadenceFilter->setValue(_options->cadenceFilter);
+	_cadenceFilter->setToolTip(filterToolTip);
+	_powerFilter = new OddSpinBox();
+	_powerFilter->setValue(_options->powerFilter);
+	_powerFilter->setToolTip(filterToolTip);
+
+	QFormLayout *smoothLayout = new QFormLayout();
+	smoothLayout->addRow(tr("Elevation:"), _elevationFilter);
+	smoothLayout->addRow(tr("Speed:"), _speedFilter);
+	smoothLayout->addRow(tr("Heart rate:"), _heartRateFilter);
+	smoothLayout->addRow(tr("Cadence:"), _cadenceFilter);
+	smoothLayout->addRow(tr("Power:"), _powerFilter);
+#ifndef Q_OS_MAC
+	QGroupBox *smoothBox = new QGroupBox(tr("Smoothing"));
+	smoothBox->setLayout(smoothLayout);
+#endif // Q_OS_MAC
+
+	_outlierEliminate = new QCheckBox(tr("Eliminate GPS outliers"));
+	_outlierEliminate->setChecked(_options->outlierEliminate);
+
+	QFormLayout *outlierLayout = new QFormLayout();
+	outlierLayout->addWidget(_outlierEliminate);
+#ifndef Q_OS_MAC
+	QGroupBox *outlierBox = new QGroupBox(tr("Outlier elimination"));
+	outlierBox->setLayout(outlierLayout);
+#endif // Q_OS_MAC
+
+	QWidget *filterTab = new QWidget();
+	QVBoxLayout *filterTabLayout = new QVBoxLayout();
+#ifdef Q_OS_MAC
+	filterTabLayout->addWidget(new QLabel(tr("Smoothing:")));
+	filterTabLayout->addLayout(smoothLayout);
+	filterTabLayout->addWidget(line());
+	filterTabLayout->addLayout(outlierLayout);
+#else // Q_OS_MAC
+	filterTabLayout->addWidget(smoothBox);
+	filterTabLayout->addWidget(outlierBox);
+#endif // Q_OS_MAC
+	filterTabLayout->addStretch();
+	filterTab->setLayout(filterTabLayout);
+
+
+	_pauseSpeed = new QDoubleSpinBox();
+	_pauseSpeed->setDecimals(1);
+	_pauseSpeed->setSingleStep(0.1);
+	_pauseSpeed->setMinimum(0.1);
+	if (_options->units == Imperial) {
+		_pauseSpeed->setValue(_options->pauseSpeed * MS2MIH);
+		_pauseSpeed->setSuffix(UNIT_SPACE + tr("mi/h"));
+	} else {
+		_pauseSpeed->setValue(_options->pauseSpeed * MS2KMH);
+		_pauseSpeed->setSuffix(UNIT_SPACE + tr("km/h"));
+	}
+	_pauseInterval = new QSpinBox();
+	_pauseInterval->setMinimum(1);
+	_pauseInterval->setSuffix(UNIT_SPACE + tr("s"));
+	_pauseInterval->setValue(_options->pauseInterval);
+
+	QFormLayout *pauseLayout = new QFormLayout();
+	pauseLayout->addRow(tr("Minimal speed:"), _pauseSpeed);
+	pauseLayout->addRow(tr("Minimal duration:"), _pauseInterval);
+
+	QWidget *pauseTab = new QWidget();
+	pauseTab->setLayout(pauseLayout);
+
+
+	QTabWidget *filterPage = new QTabWidget();
+	filterPage->addTab(filterTab, tr("Filtering"));
+	filterPage->addTab(pauseTab, tr("Pause detection"));
+
+	return filterPage;
+}
+
+QWidget *OptionsDialog::createPOIPage()
+{
+	_poiRadius = new QDoubleSpinBox();
+	_poiRadius->setSingleStep(1);
+	_poiRadius->setDecimals(1);
+	if (_options->units == Imperial) {
+		_poiRadius->setValue(_options->poiRadius / MIINM);
+		_poiRadius->setSuffix(UNIT_SPACE + tr("mi"));
+	} else {
+		_poiRadius->setValue(_options->poiRadius / KMINM);
+		_poiRadius->setSuffix(UNIT_SPACE + tr("km"));
+	}
+
+	QFormLayout *poiLayout = new QFormLayout();
+	poiLayout->addRow(tr("POI radius:"), _poiRadius);
+
+	QWidget *poiTab = new QWidget();
+	poiTab->setLayout(poiLayout);
+
+	QTabWidget *poiPage = new QTabWidget();
+	poiPage->addTab(poiTab, tr("POI"));
+
+	return poiPage;
+}
+
+QWidget *OptionsDialog::createExportPage()
+{
+	_wysiwyg = new QRadioButton(tr("WYSIWYG"));
+	_hires = new QRadioButton(tr("High-Resolution"));
+	if (_options->hiresPrint)
+		_hires->setChecked(true);
+	else
+		_wysiwyg->setChecked(true);
+	QLabel *lw = new QLabel(tr("The printed area is approximately the display"
+	  " area. The map zoom level does not change."));
+	QLabel *lh = new QLabel(tr("The zoom level will be changed so that"
+	  " the whole content (tracks/waypoints) fits to the printed area and"
+	  " the map resolution is as close as possible to the print resolution."));
+	QFont f = lw->font();
+	f.setPointSize(f.pointSize() - 1);
+	lw->setWordWrap(true);
+	lh->setWordWrap(true);
+	lw->setFont(f);
+	lh->setFont(f);
+
+	QVBoxLayout *modeTabLayout = new QVBoxLayout();
+	modeTabLayout->addWidget(_wysiwyg);
+	modeTabLayout->addWidget(lw);
+	modeTabLayout->addSpacing(10);
+	modeTabLayout->addWidget(_hires);
+	modeTabLayout->addWidget(lh);
+	modeTabLayout->addStretch();
+
+	QWidget *modeTab = new QWidget();
+	modeTab->setLayout(modeTabLayout);
+
+
+	_name = new QCheckBox(tr("Name"));
+	_name->setChecked(_options->printName);
+	_date = new QCheckBox(tr("Date"));
+	_date->setChecked(_options->printDate);
+	_distance = new QCheckBox(tr("Distance"));
+	_distance->setChecked(_options->printDistance);
+	_time = new QCheckBox(tr("Time"));
+	_time->setChecked(_options->printTime);
+	_movingTime = new QCheckBox(tr("Moving time"));
+	_movingTime->setChecked(_options->printMovingTime);
+	_itemCount = new QCheckBox(tr("Item count (>1)"));
+	_itemCount->setChecked(_options->printItemCount);
+
+	QFormLayout *headerTabLayout = new QFormLayout();
+	headerTabLayout->addWidget(_name);
+	headerTabLayout->addWidget(_date);
+	headerTabLayout->addWidget(_distance);
+	headerTabLayout->addWidget(_time);
+	headerTabLayout->addWidget(_movingTime);
+	headerTabLayout->addItem(new QSpacerItem(10, 10));
+	headerTabLayout->addWidget(_itemCount);
+	QWidget *headerTab = new QWidget();
+	headerTab->setLayout(headerTabLayout);
+
+
+	_separateGraphPage = new QCheckBox(tr("Separate graph page"));
+	_separateGraphPage->setChecked(_options->separateGraphPage);
+
+	QFormLayout *graphTabLayout = new QFormLayout();
+	graphTabLayout->addWidget(_separateGraphPage);
+	QWidget *graphTab = new QWidget();
+	graphTab->setLayout(graphTabLayout);
+
+
+	QTabWidget *exportPage = new QTabWidget();
+	exportPage->addTab(modeTab, tr("Print mode"));
+	exportPage->addTab(headerTab, tr("Header"));
+	exportPage->addTab(graphTab, tr("Graphs"));
+
+	return exportPage;
+}
+
+QWidget *OptionsDialog::createSystemPage()
+{
+	_useOpenGL = new QCheckBox(tr("Use OpenGL"));
+	_useOpenGL->setChecked(_options->useOpenGL);
+
+	_pixmapCache = new QSpinBox();
+	_pixmapCache->setMinimum(16);
+	_pixmapCache->setMaximum(1024);
+	_pixmapCache->setSuffix(UNIT_SPACE + tr("MB"));
+	_pixmapCache->setValue(_options->pixmapCache);
+
+	QFormLayout *cacheLayout = new QFormLayout();
+	cacheLayout->addRow(tr("Image cache size:"), _pixmapCache);
+
+	QFormLayout *openGLLayout = new QFormLayout();
+	openGLLayout->addWidget(_useOpenGL);
+
+	QWidget *systemTab = new QWidget();
+	QVBoxLayout *systemTabLayout = new QVBoxLayout();
+	systemTabLayout->addLayout(cacheLayout);
+	systemTabLayout->addLayout(openGLLayout);
+	systemTabLayout->addStretch();
+	systemTab->setLayout(systemTabLayout);
+
+	QTabWidget *systemPage = new QTabWidget();
+	systemPage->addTab(systemTab, tr("System"));
+
+	return systemPage;
+}
+
+OptionsDialog::OptionsDialog(Options *options, QWidget *parent)
+  : QDialog(parent), _options(options)
+{
+	QStackedWidget *pages = new QStackedWidget();
+	pages->addWidget(createGeneralPage());
+	pages->addWidget(createAppearancePage());
+	pages->addWidget(createDataPage());
+	pages->addWidget(createPOIPage());
+	pages->addWidget(createExportPage());
+	pages->addWidget(createSystemPage());
+
+	QListWidget *menu = new QListWidget();
+	menu->setIconSize(QSize(MENU_ICON_SIZE, MENU_ICON_SIZE));
+	new QListWidgetItem(QIcon(QPixmap(APP_ICON)), tr("General"), menu);
+	new QListWidgetItem(QIcon(QPixmap(APPEARANCE_ICON)), tr("Appearance"),
+	  menu);
+	new QListWidgetItem(QIcon(QPixmap(DATA_ICON)), tr("Data"), menu);
+	new QListWidgetItem(QIcon(QPixmap(POI_ICON)), tr("POI"), menu);
+	new QListWidgetItem(QIcon(QPixmap(PRINT_EXPORT_ICON)), tr("Print & Export"),
+	  menu);
+	new QListWidgetItem(QIcon(QPixmap(SYSTEM_ICON)), tr("System"), menu);
+
+	QHBoxLayout *contentLayout = new QHBoxLayout();
+	contentLayout->addWidget(menu);
+	contentLayout->addWidget(pages);
+
+	menu->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Preferred);
+	menu->setMaximumWidth(menu->sizeHintForColumn(0) + 2 * menu->frameWidth()
+	  + MENU_MARGIN);
+	pages->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Preferred);
+	pages->setMinimumWidth(2 * menu->size().width());
+
+	connect(menu, SIGNAL(currentRowChanged(int)), pages,
+	  SLOT(setCurrentIndex(int)));
+	menu->item(0)->setSelected(true);
+
+
+	QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok
+	  | QDialogButtonBox::Cancel);
+	connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
+	connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
+
+	QVBoxLayout *layout = new QVBoxLayout;
+	layout->addLayout(contentLayout);
+	layout->addWidget(buttonBox);
+	setLayout(layout);
+
+	setWindowTitle(tr("Options"));
+	setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
+}
+
+void OptionsDialog::accept()
+{
+	_options->alwaysShowMap = _alwaysShowMap->isChecked();
+
+	_options->palette.setColor(_baseColor->color());
+	_options->palette.setShift(_colorOffset->value());
+	_options->mapOpacity = _mapOpacity->value();
+	_options->backgroundColor = _backgroundColor->color();
+	_options->trackWidth = _trackWidth->value();
+	_options->trackStyle = (Qt::PenStyle) _trackStyle->itemData(
+	  _trackStyle->currentIndex()).toInt();
+	_options->routeWidth = _routeWidth->value();
+	_options->routeStyle = (Qt::PenStyle) _routeStyle->itemData(
+	  _routeStyle->currentIndex()).toInt();
+	_options->pathAntiAliasing = _pathAA->isChecked();
+	_options->waypointSize = _waypointSize->value();
+	_options->waypointColor = _waypointColor->color();
+	_options->poiSize = _poiSize->value();
+	_options->poiColor = _poiColor->color();
+	_options->graphWidth = _graphWidth->value();
+	_options->sliderColor = _sliderColor->color();
+	_options->graphAntiAliasing = _graphAA->isChecked();
+
+	_options->elevationFilter = _elevationFilter->value();
+	_options->speedFilter = _speedFilter->value();
+	_options->heartRateFilter = _heartRateFilter->value();
+	_options->cadenceFilter = _cadenceFilter->value();
+	_options->powerFilter = _powerFilter->value();
+	_options->outlierEliminate = _outlierEliminate->isChecked();
+	qreal pauseSpeed = (_options->units == Imperial)
+		? _pauseSpeed->value() / MS2MIH : _pauseSpeed->value() / MS2KMH;
+	if (qAbs(pauseSpeed - _options->pauseSpeed) > 0.01)
+		_options->pauseSpeed = pauseSpeed;
+	_options->pauseInterval = _pauseInterval->value();
+
+	qreal poiRadius = (_options->units == Imperial)
+		? _poiRadius->value() * MIINM :  _poiRadius->value() * KMINM;
+	if (qAbs(poiRadius - _options->poiRadius) > 0.01)
+		_options->poiRadius = poiRadius;
+
+	_options->useOpenGL = _useOpenGL->isChecked();
+	_options->pixmapCache = _pixmapCache->value();
+
+	_options->hiresPrint = _hires->isChecked();
+	_options->printName = _name->isChecked();
+	_options->printDate = _date->isChecked();
+	_options->printDistance = _distance->isChecked();
+	_options->printTime = _time->isChecked();
+	_options->printMovingTime = _movingTime->isChecked();
+	_options->printItemCount = _itemCount->isChecked();
+	_options->separateGraphPage = _separateGraphPage->isChecked();
+
+	QDialog::accept();
+}

src/GUI/optionsdialog.h

@@ -0,0 +1,129 @@
+#ifndef OPTIONSDIALOG_H
+#define OPTIONSDIALOG_H
+
+#include <QDialog>
+#include "palette.h"
+#include "units.h"
+
+class ColorBox;
+class StyleComboBox;
+class OddSpinBox;
+class QSpinBox;
+class QDoubleSpinBox;
+class QComboBox;
+class QCheckBox;
+class QRadioButton;
+class PercentSlider;
+
+struct Options {
+	// General
+	bool alwaysShowMap;
+	// Appearance
+	Palette palette;
+	int trackWidth;
+	int routeWidth;
+	Qt::PenStyle trackStyle;
+	Qt::PenStyle routeStyle;
+	QColor waypointColor;
+	QColor poiColor;
+	int waypointSize;
+	int poiSize;
+	int graphWidth;
+	QColor sliderColor;
+	bool pathAntiAliasing;
+	bool graphAntiAliasing;
+	int mapOpacity;
+	QColor backgroundColor;
+	// Data
+	int elevationFilter;
+	int speedFilter;
+	int heartRateFilter;
+	int cadenceFilter;
+	int powerFilter;
+	bool outlierEliminate;
+	qreal pauseSpeed;
+	int pauseInterval;
+	// POI
+	int poiRadius;
+	// System
+	bool useOpenGL;
+	int pixmapCache;
+	// Print/Export
+	bool hiresPrint;
+	bool printName;
+	bool printDate;
+	bool printDistance;
+	bool printTime;
+	bool printMovingTime;
+	bool printItemCount;
+	bool separateGraphPage;
+
+	Units units;
+};
+
+class OptionsDialog : public QDialog
+{
+	Q_OBJECT
+
+public:
+	OptionsDialog(Options *options, QWidget *parent = 0);
+
+public slots:
+	void accept();
+
+private:
+	QWidget *createGeneralPage();
+	QWidget *createAppearancePage();
+	QWidget *createDataPage();
+	QWidget *createPOIPage();
+	QWidget *createSystemPage();
+	QWidget *createExportPage();
+
+	Options *_options;
+
+	// General
+	QCheckBox *_alwaysShowMap;
+	// Appearance
+	ColorBox *_baseColor;
+	QDoubleSpinBox *_colorOffset;
+	PercentSlider *_mapOpacity;
+	ColorBox *_backgroundColor;
+	QSpinBox *_trackWidth;
+	StyleComboBox *_trackStyle;
+	QSpinBox *_routeWidth;
+	StyleComboBox *_routeStyle;
+	QCheckBox *_pathAA;
+	QSpinBox *_waypointSize;
+	ColorBox *_waypointColor;
+	QSpinBox *_poiSize;
+	ColorBox *_poiColor;
+	QSpinBox *_graphWidth;
+	ColorBox *_sliderColor;
+	QCheckBox *_graphAA;
+	// Data
+	OddSpinBox *_elevationFilter;
+	OddSpinBox *_speedFilter;
+	OddSpinBox *_heartRateFilter;
+	OddSpinBox *_cadenceFilter;
+	OddSpinBox *_powerFilter;
+	QCheckBox *_outlierEliminate;
+	QDoubleSpinBox *_pauseSpeed;
+	QSpinBox *_pauseInterval;
+	// POI
+	QDoubleSpinBox *_poiRadius;
+	// System
+	QSpinBox *_pixmapCache;
+	QCheckBox *_useOpenGL;
+	// Print/Export
+	QRadioButton *_wysiwyg;
+	QRadioButton *_hires;
+	QCheckBox *_name;
+	QCheckBox *_date;
+	QCheckBox *_distance;
+	QCheckBox *_time;
+	QCheckBox *_movingTime;
+	QCheckBox *_itemCount;
+	QCheckBox *_separateGraphPage;
+};
+
+#endif // OPTIONSDIALOG_H

src/GUI/palette.cpp

@@ -0,0 +1,45 @@
+#include "palette.h"
+
+Palette::Palette(const QColor &color, qreal shift)
+{
+	_h = 0; _s = 0; _v = 0; _a = 1.0;
+
+	setColor(color);
+	setShift(shift);
+
+	_state = _h;
+}
+
+void Palette::setColor(const QColor &color)
+{
+	if (color.isValid())
+		color.getHsvF(&_h, &_s, &_v, &_a);
+}
+
+void Palette::setShift(qreal shift)
+{
+	if (shift >= 0 && shift <= 1.0)
+		_shift = shift;
+}
+
+QColor Palette::nextColor()
+{
+	QColor ret = QColor::fromHsvF(_state, _s, _v, _a);
+
+	_state += _shift;
+	_state -= (int) _state;
+
+	return ret;
+}
+
+void Palette::reset()
+{
+	_state = _h;
+}
+
+QDebug operator<<(QDebug dbg, const Palette &palette)
+{
+	dbg.nospace() << "Palette(" << palette.color() << ", " << palette.shift()
+	  << ")";
+	return dbg.space();
+}