Fixed PDF export/print

Improved/fixed POI handling

Info.plist

@@ -5,15 +5,15 @@
 	<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>
 

gpxsee.pro

@@ -1,5 +1,5 @@
 TARGET = GPXSee
-VERSION = 2.13
+VERSION = 2.17
 QT += core \
     gui \
     network
@@ -27,7 +27,6 @@ HEADERS += src/config.h \
     src/downloader.h \
     src/units.h \
     src/scaleitem.h \
-    src/nicenum.h \
     src/waypoint.h \
     src/trackview.h \
     src/track.h \
@@ -39,7 +38,16 @@ HEADERS += src/config.h \
     src/range.h \
     src/cpuarch.h \
     src/settings.h \
-    src/app.h
+    src/app.h \
+    src/trackinfo.h \
+    src/exportdialog.h \
+    src/fileselectwidget.h \
+    src/margins.h \
+    src/temperaturegraph.h \
+    src/graphtab.h \
+    src/misc.h \
+    src/trackitem.h \
+    src/tooltip.h
 SOURCES += src/main.cpp \
     src/gui.cpp \
     src/gpx.cpp \
@@ -58,7 +66,6 @@ SOURCES += src/main.cpp \
     src/maplist.cpp \
     src/downloader.cpp \
     src/scaleitem.cpp \
-    src/nicenum.cpp \
     src/trackview.cpp \
     src/track.cpp \
     src/graphview.cpp \
@@ -66,7 +73,16 @@ SOURCES += src/main.cpp \
     src/palette.cpp \
     src/heartrategraph.cpp \
     src/range.cpp \
-    src/app.cpp
+    src/app.cpp \
+    src/trackinfo.cpp \
+    src/exportdialog.cpp \
+    src/fileselectwidget.cpp \
+    src/temperaturegraph.cpp \
+    src/trackpoint.cpp \
+    src/misc.cpp \
+    src/waypoint.cpp \
+    src/trackitem.cpp \
+    src/tooltip.cpp
 RESOURCES += gpxsee.qrc
 TRANSLATIONS = lang/gpxsee_cs.ts
 macx {

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-save.png</file>
+        <file>icons/document-print.png</file>
+        <file>icons/document-export.png</file>
         <file>icons/flag.png</file>
         <file>icons/gpxsee.png</file>
         <file>icons/application-exit.png</file>

lang/gpxsee_cs.ts

@@ -10,6 +10,7 @@
     </message>
     <message>
         <location filename="../src/elevationgraph.cpp" line="15"/>
+        <location filename="../src/elevationgraph.h" line="15"/>
         <source>Elevation</source>
         <translation>Výška</translation>
     </message>
@@ -56,88 +57,186 @@
         <translation>Maximum</translation>
     </message>
 </context>
+<context>
+    <name>ExportDialog</name>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="121"/>
+        <source>Export to PDF</source>
+        <translation>Exportovat do PDF</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="29"/>
+        <source>PDF files (*.pdf);;All files (*)</source>
+        <translation>Soubory PDF (*.pdf);;Všechny soubory (*)</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="42"/>
+        <source>Portrait</source>
+        <translation>Na výšku</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="43"/>
+        <source>Landscape</source>
+        <translation>Na šířku</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="85"/>
+        <source>Page size:</source>
+        <translation>Velikost stránky:</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="86"/>
+        <source>Orientation:</source>
+        <translation>Orientace:</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="82"/>
+        <source>Page Setup</source>
+        <translation>Nastavení stránky</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="55"/>
+        <source>in</source>
+        <translation>in</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="55"/>
+        <source>mm</source>
+        <translation>mm</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="87"/>
+        <source>Margins:</source>
+        <translation>Okraje:</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="93"/>
+        <source>File:</source>
+        <translation>Soubor:</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="99"/>
+        <source>Output file</source>
+        <translation>Výstupní soubor</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="106"/>
+        <source>Export</source>
+        <translation>Exportovat</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="128"/>
+        <location filename="../src/exportdialog.cpp" line="138"/>
+        <location filename="../src/exportdialog.cpp" line="143"/>
+        <source>Error</source>
+        <translation>Chyba</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="128"/>
+        <source>No output file selected.</source>
+        <translation>Nebyl zvolen žádný výstupní soubor.</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="138"/>
+        <source>%1 is a directory.</source>
+        <translation>%1 je adresář.</translation>
+    </message>
+    <message>
+        <location filename="../src/exportdialog.cpp" line="143"/>
+        <source>%1 is not writable.</source>
+        <translation>%1 nelze zapsat.</translation>
+    </message>
+</context>
+<context>
+    <name>FileSelectWidget</name>
+    <message>
+        <location filename="../src/fileselectwidget.cpp" line="15"/>
+        <source>Browse...</source>
+        <translation>Procházet...</translation>
+    </message>
+    <message>
+        <location filename="../src/fileselectwidget.cpp" line="28"/>
+        <source>Select file</source>
+        <translation>Vybrat soubor</translation>
+    </message>
+</context>
 <context>
     <name>GUI</name>
     <message>
-        <location filename="../src/gui.cpp" line="448"/>
+        <location filename="../src/gui.cpp" line="446"/>
         <source>GPXSee is distributed under the terms of the GNU General Public License version 3. For more info about GPXSee visit the project homepage at </source>
         <translation>Program GPXSee je distribuován pod podmínkami licence GNU General Public License verze 3. Pro více informací navštivte stránky programu na adrese </translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="512"/>
+        <location filename="../src/gui.cpp" line="510"/>
         <source>Open file</source>
         <translation>Otevřít soubor</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="208"/>
-        <source>Save as</source>
-        <translation>Uložit jako</translation>
-    </message>
-    <message>
-        <location filename="../src/gui.cpp" line="583"/>
+        <location filename="../src/gui.cpp" line="586"/>
         <source>Open POI file</source>
         <translation>Otevřít POI soubor</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="197"/>
+        <location filename="../src/gui.cpp" line="194"/>
         <source>Open</source>
         <translation>Otevřít</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="181"/>
+        <location filename="../src/gui.cpp" line="178"/>
         <source>Quit</source>
         <translation>Ukončit</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="189"/>
-        <location filename="../src/gui.cpp" line="464"/>
-        <location filename="../src/gui.cpp" line="465"/>
+        <location filename="../src/gui.cpp" line="186"/>
+        <location filename="../src/gui.cpp" line="462"/>
+        <location filename="../src/gui.cpp" line="463"/>
         <source>Keyboard controls</source>
         <translation>Ovládací klávesy</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="202"/>
-        <source>Save</source>
-        <translation>Uložit</translation>
-    </message>
-    <message>
-        <location filename="../src/gui.cpp" line="214"/>
+        <location filename="../src/gui.cpp" line="210"/>
         <source>Close</source>
         <translation>Zavřít</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="220"/>
+        <location filename="../src/gui.cpp" line="216"/>
         <source>Reload</source>
         <translation>Znovu načíst</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="379"/>
+        <location filename="../src/gui.cpp" line="378"/>
         <source>Show</source>
         <translation>Zobrazit</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="321"/>
-        <location filename="../src/gui.cpp" line="370"/>
+        <location filename="../src/gui.cpp" line="317"/>
+        <location filename="../src/gui.cpp" line="372"/>
         <source>File</source>
         <translation>Soubor</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="187"/>
-        <location filename="../src/gui.cpp" line="487"/>
-        <location filename="../src/gui.cpp" line="488"/>
+        <location filename="../src/gui.cpp" line="184"/>
+        <location filename="../src/gui.cpp" line="485"/>
+        <location filename="../src/gui.cpp" line="486"/>
         <source>Data sources</source>
         <translation>Zdroje dat</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="228"/>
+        <location filename="../src/gui.cpp" line="224"/>
         <source>Load POI file</source>
         <translation>Nahrát POI soubor</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="231"/>
+        <location filename="../src/gui.cpp" line="227"/>
         <source>Close POI files</source>
         <translation>Zavřit POI soubory</translation>
     </message>
+    <message>
+        <location filename="../src/gui.cpp" line="229"/>
+        <source>Overlap POIs</source>
+        <translation>Překrývat POI</translation>
+    </message>
     <message>
         <location filename="../src/gui.cpp" line="234"/>
         <source>Show POIs</source>
@@ -154,280 +253,241 @@
         <translation>Vymazat mezipaměť dlaždic</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="258"/>
-        <location filename="../src/gui.cpp" line="262"/>
-        <location filename="../src/gui.cpp" line="474"/>
+        <location filename="../src/gui.cpp" line="257"/>
+        <location filename="../src/gui.cpp" line="261"/>
+        <location filename="../src/gui.cpp" line="472"/>
         <source>Next map</source>
         <translation>Následující mapa</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="269"/>
+        <location filename="../src/gui.cpp" line="268"/>
         <source>Show graphs</source>
         <translation>Zobrazovat grafy</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="276"/>
+        <location filename="../src/gui.cpp" line="274"/>
         <source>Show toolbars</source>
         <translation>Zobrazovat nástrojové lišty</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="283"/>
+        <location filename="../src/gui.cpp" line="280"/>
         <source>Metric</source>
         <translation>Metrické</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="289"/>
+        <location filename="../src/gui.cpp" line="285"/>
         <source>Imperial</source>
         <translation>Imperiální</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="295"/>
+        <location filename="../src/gui.cpp" line="291"/>
         <source>Fullscreen mode</source>
         <translation>Celoobrazovkový režim</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="303"/>
+        <location filename="../src/gui.cpp" line="299"/>
         <source>Next</source>
         <translation>Následující</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="306"/>
+        <location filename="../src/gui.cpp" line="302"/>
         <source>Previous</source>
         <translation>Předchozí</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="310"/>
+        <location filename="../src/gui.cpp" line="306"/>
         <source>Last</source>
         <translation>Poslední</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="313"/>
+        <location filename="../src/gui.cpp" line="309"/>
         <source>First</source>
         <translation>První</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="335"/>
+        <location filename="../src/gui.cpp" line="331"/>
         <source>Map</source>
         <translation>Mapa</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="342"/>
+        <location filename="../src/gui.cpp" line="338"/>
         <source>POI</source>
         <translation>POI</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="343"/>
+        <location filename="../src/gui.cpp" line="339"/>
         <source>POI files</source>
         <translation>POI soubory</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="351"/>
+        <location filename="../src/gui.cpp" line="349"/>
         <source>Settings</source>
         <translation>Nastavení</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="352"/>
+        <location filename="../src/gui.cpp" line="350"/>
         <source>Units</source>
         <translation>Jednotky</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="361"/>
+        <location filename="../src/gui.cpp" line="359"/>
         <source>Help</source>
         <translation>Nápověda</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="476"/>
+        <location filename="../src/gui.cpp" line="474"/>
         <source>Previous map</source>
         <translation>Předchozí mapa</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="822"/>
+        <location filename="../src/gui.cpp" line="672"/>
+        <location filename="../src/gui.cpp" line="675"/>
+        <source>Date</source>
+        <translation>Datum</translation>
+    </message>
+    <message>
+        <location filename="../src/gui.cpp" line="853"/>
         <source>No GPX files loaded</source>
         <translation>Nejsou načteny žádné GPX soubory</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="922"/>
-        <source>Elevation</source>
-        <translation>Výška</translation>
-    </message>
-    <message>
-        <location filename="../src/gui.cpp" line="923"/>
-        <source>Speed</source>
-        <translation>Rychlost</translation>
-    </message>
-    <message>
-        <location filename="../src/gui.cpp" line="924"/>
-        <source>Heart rate</source>
-        <translation>Tep</translation>
-    </message>
-    <message>
-        <location filename="../src/gui.cpp" line="467"/>
+        <location filename="../src/gui.cpp" line="465"/>
         <source>Next file</source>
         <translation>Následující soubor</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="444"/>
+        <location filename="../src/gui.cpp" line="442"/>
         <source>Version </source>
         <translation>Verze </translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="468"/>
+        <location filename="../src/gui.cpp" line="199"/>
+        <source>Print...</source>
+        <translation>Tisknout...</translation>
+    </message>
+    <message>
+        <location filename="../src/gui.cpp" line="204"/>
+        <source>Export to PDF...</source>
+        <translation>Exportovat do PDF...</translation>
+    </message>
+    <message>
+        <location filename="../src/gui.cpp" line="466"/>
         <source>Previous file</source>
         <translation>Předchozí soubor</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="470"/>
+        <location filename="../src/gui.cpp" line="468"/>
         <source>First file</source>
         <translation>První soubor</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="471"/>
+        <location filename="../src/gui.cpp" line="469"/>
         <source>Last file</source>
         <translation>Poslední soubor</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="472"/>
+        <location filename="../src/gui.cpp" line="470"/>
         <source>Append modifier</source>
         <translation>Modifikátor nahradit/přidat</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="491"/>
+        <location filename="../src/gui.cpp" line="489"/>
         <source>Map (tiles) source URLs are read on program startup from the following file:</source>
         <translation>URL mapových zdrojů (dlaždic) jsou načteny při startu programu z následujícího souboru:</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="494"/>
+        <location filename="../src/gui.cpp" line="492"/>
         <source>The file format is one map entry per line, consisting of the map name and tiles URL delimited by a TAB character. The tile X and Y coordinates are replaced with $x and $y in the URL and the zoom level is replaced with $z. An example map file could look like:</source>
         <translation>Formát souboru je jeden mapový záznam na řádku, kde mapový záznam sestává ze jména mapy a URL dlaždic navzájem oddělených tabulátorem. Souřadnice dlaždice jsou v URL nahrazeny řetězci $x a $y, úroven přiblížení (zoom) pak řetězcem $z. Příklad:</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="502"/>
+        <location filename="../src/gui.cpp" line="500"/>
         <source>To make GPXSee load a POI file automatically on startup, add the file to the following directory:</source>
         <translation>POI soubory, které se mají automaticky nahrát při startu programu jsou načítány z následujícího adresáře:</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="513"/>
+        <location filename="../src/gui.cpp" line="511"/>
         <source>GPX files (*.gpx);;All files (*)</source>
-        <translation>soubory GPX (*.gpx);;všechny soubory (*)</translation>
+        <translation>Soubory GPX (*.gpx);;Všechny soubory (*)</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="574"/>
-        <location filename="../src/gui.cpp" line="600"/>
+        <location filename="../src/gui.cpp" line="577"/>
+        <location filename="../src/gui.cpp" line="603"/>
         <source>Line: %1</source>
         <translation>Řádka: %1</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="584"/>
+        <location filename="../src/gui.cpp" line="587"/>
         <source>GPX files (*.gpx);;CSV files (*.csv);;All files (*)</source>
-        <translation>soubory GPX (*.gpx);;soubory CSV (*.csv);;všechny soubory (*)</translation>
+        <translation>Soubory GPX (*.gpx);;Soubory CSV (*.csv);;Všechny soubory (*)</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="665"/>
-        <location filename="../src/gui.cpp" line="837"/>
+        <location filename="../src/gui.cpp" line="678"/>
+        <source>Tracks</source>
+        <translation>Počet tras</translation>
+    </message>
+    <message>
+        <location filename="../src/gui.cpp" line="684"/>
         <source>mi</source>
         <translation>mi</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="668"/>
-        <location filename="../src/gui.cpp" line="670"/>
-        <location filename="../src/gui.cpp" line="672"/>
-        <location filename="../src/gui.cpp" line="674"/>
-        <location filename="../src/gui.cpp" line="834"/>
-        <source>ft</source>
-        <translation>ft</translation>
-    </message>
-    <message>
-        <location filename="../src/gui.cpp" line="671"/>
-        <location filename="../src/gui.cpp" line="683"/>
-        <source>Maximum</source>
-        <translation>Maximum</translation>
-    </message>
-    <message>
-        <location filename="../src/gui.cpp" line="673"/>
-        <location filename="../src/gui.cpp" line="685"/>
-        <source>Minimum</source>
-        <translation>Minimum</translation>
-    </message>
-    <message>
-        <location filename="../src/gui.cpp" line="192"/>
-        <location filename="../src/gui.cpp" line="442"/>
+        <location filename="../src/gui.cpp" line="189"/>
+        <location filename="../src/gui.cpp" line="440"/>
         <source>About GPXSee</source>
         <translation>O aplikaci GPXSee</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="386"/>
+        <location filename="../src/gui.cpp" line="382"/>
         <source>Navigation</source>
         <translation>Navigace</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="490"/>
+        <location filename="../src/gui.cpp" line="488"/>
         <source>Map sources</source>
         <translation>Mapové zdroje</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="501"/>
+        <location filename="../src/gui.cpp" line="499"/>
         <source>POIs</source>
         <translation>POI body</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="664"/>
-        <location filename="../src/gui.cpp" line="676"/>
+        <location filename="../src/gui.cpp" line="683"/>
+        <location filename="../src/gui.cpp" line="686"/>
         <source>Distance</source>
         <translation>Vzdálenost</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="666"/>
-        <location filename="../src/gui.cpp" line="678"/>
+        <location filename="../src/gui.cpp" line="691"/>
         <source>Time</source>
         <translation>Čas</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="667"/>
-        <location filename="../src/gui.cpp" line="679"/>
-        <source>Ascent</source>
-        <translation>Stoupání</translation>
-    </message>
-    <message>
-        <location filename="../src/gui.cpp" line="680"/>
-        <location filename="../src/gui.cpp" line="682"/>
-        <location filename="../src/gui.cpp" line="684"/>
-        <location filename="../src/gui.cpp" line="686"/>
-        <location filename="../src/gui.cpp" line="841"/>
-        <source>m</source>
-        <translation>m</translation>
-    </message>
-    <message>
-        <location filename="../src/gui.cpp" line="669"/>
-        <location filename="../src/gui.cpp" line="681"/>
-        <source>Descent</source>
-        <translation>Klesání</translation>
-    </message>
-    <message>
-        <location filename="../src/gui.cpp" line="829"/>
+        <location filename="../src/gui.cpp" line="860"/>
         <source>%1 tracks</source>
         <translation>Počet tras: %1</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="677"/>
-        <location filename="../src/gui.cpp" line="844"/>
+        <location filename="../src/gui.cpp" line="687"/>
         <source>km</source>
         <translation>km</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="576"/>
-        <location filename="../src/gui.cpp" line="601"/>
+        <location filename="../src/gui.cpp" line="579"/>
+        <location filename="../src/gui.cpp" line="604"/>
         <source>Error</source>
         <translation>Chyba</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="571"/>
+        <location filename="../src/gui.cpp" line="574"/>
         <source>Error loading GPX file:
 %1</source>
         <translation>Soubor GPX nelze otevřít:
 %1</translation>
     </message>
     <message>
-        <location filename="../src/gui.cpp" line="597"/>
+        <location filename="../src/gui.cpp" line="600"/>
         <source>Error loading POI file:
 %1</source>
         <translation>Soubor POI nelze otevřít:
@@ -443,6 +503,7 @@
     </message>
     <message>
         <location filename="../src/heartrategraph.cpp" line="11"/>
+        <location filename="../src/heartrategraph.h" line="15"/>
         <source>Heart rate</source>
         <translation>Tep</translation>
     </message>
@@ -483,24 +544,49 @@
     </message>
 </context>
 <context>
-    <name>QObject</name>
+    <name>Misc</name>
     <message>
-        <location filename="../src/scaleitem.cpp" line="83"/>
-        <source>mi</source>
-        <translation>mi</translation>
-    </message>
-    <message>
-        <location filename="../src/scaleitem.cpp" line="83"/>
+        <location filename="../src/misc.cpp" line="55"/>
+        <location filename="../src/misc.cpp" line="76"/>
         <source>ft</source>
         <translation>ft</translation>
     </message>
     <message>
-        <location filename="../src/scaleitem.cpp" line="85"/>
+        <location filename="../src/misc.cpp" line="58"/>
+        <source>mi</source>
+        <translation>mi</translation>
+    </message>
+    <message>
+        <location filename="../src/misc.cpp" line="62"/>
+        <location filename="../src/misc.cpp" line="73"/>
+        <source>m</source>
+        <translation>m</translation>
+    </message>
+    <message>
+        <location filename="../src/misc.cpp" line="65"/>
+        <source>km</source>
+        <translation>km</translation>
+    </message>
+</context>
+<context>
+    <name>QObject</name>
+    <message>
+        <location filename="../src/scaleitem.cpp" line="81"/>
+        <source>mi</source>
+        <translation>mi</translation>
+    </message>
+    <message>
+        <location filename="../src/scaleitem.cpp" line="81"/>
+        <source>ft</source>
+        <translation>ft</translation>
+    </message>
+    <message>
+        <location filename="../src/scaleitem.cpp" line="83"/>
         <source>km</source>
         <translation>km</translation>
     </message>
     <message>
-        <location filename="../src/scaleitem.cpp" line="85"/>
+        <location filename="../src/scaleitem.cpp" line="83"/>
         <source>m</source>
         <translation>m</translation>
     </message>
@@ -514,6 +600,7 @@
     </message>
     <message>
         <location filename="../src/speedgraph.cpp" line="12"/>
+        <location filename="../src/speedgraph.h" line="16"/>
         <source>Speed</source>
         <translation>Rychlost</translation>
     </message>
@@ -558,4 +645,104 @@
         <translation>mi/h</translation>
     </message>
 </context>
+<context>
+    <name>TemperatureGraph</name>
+    <message>
+        <location filename="../src/temperaturegraph.cpp" line="10"/>
+        <source>Distance</source>
+        <translation>Vzdálenost</translation>
+    </message>
+    <message>
+        <location filename="../src/temperaturegraph.cpp" line="11"/>
+        <location filename="../src/temperaturegraph.h" line="15"/>
+        <source>Temperature</source>
+        <translation>Teplota</translation>
+    </message>
+    <message>
+        <location filename="../src/temperaturegraph.cpp" line="18"/>
+        <source>Average</source>
+        <translation>Průměr</translation>
+    </message>
+    <message>
+        <location filename="../src/temperaturegraph.cpp" line="20"/>
+        <source>Minimum</source>
+        <translation>Minimum</translation>
+    </message>
+    <message>
+        <location filename="../src/temperaturegraph.cpp" line="22"/>
+        <source>Maximum</source>
+        <translation>Maximum</translation>
+    </message>
+    <message>
+        <location filename="../src/temperaturegraph.cpp" line="77"/>
+        <source>m</source>
+        <translation>m</translation>
+    </message>
+    <message>
+        <location filename="../src/temperaturegraph.cpp" line="80"/>
+        <source>km</source>
+        <translation>km</translation>
+    </message>
+    <message>
+        <location filename="../src/temperaturegraph.cpp" line="85"/>
+        <source>ft</source>
+        <translation>ft</translation>
+    </message>
+    <message>
+        <location filename="../src/temperaturegraph.cpp" line="88"/>
+        <source>mi</source>
+        <translation>mi</translation>
+    </message>
+    <message>
+        <location filename="../src/temperaturegraph.cpp" line="97"/>
+        <source>C</source>
+        <translation>C</translation>
+    </message>
+    <message>
+        <location filename="../src/temperaturegraph.cpp" line="101"/>
+        <source>F</source>
+        <translation>F</translation>
+    </message>
+</context>
+<context>
+    <name>TrackItem</name>
+    <message>
+        <location filename="../src/trackitem.cpp" line="16"/>
+        <source>Distance</source>
+        <translation>Vzdálenost</translation>
+    </message>
+    <message>
+        <location filename="../src/trackitem.cpp" line="19"/>
+        <source>Time</source>
+        <translation>Čas</translation>
+    </message>
+    <message>
+        <location filename="../src/trackitem.cpp" line="21"/>
+        <source>Date</source>
+        <translation>Datum</translation>
+    </message>
+</context>
+<context>
+    <name>WaypointItem</name>
+    <message>
+        <location filename="../src/waypointitem.cpp" line="16"/>
+        <source>Coordinates</source>
+        <translation>Souřadnice</translation>
+    </message>
+    <message>
+        <location filename="../src/waypointitem.cpp" line="19"/>
+        <source>Elevation</source>
+        <translation>Výška</translation>
+    </message>
+    <message>
+        <location filename="../src/waypointitem.cpp" line="22"/>
+        <source>Date</source>
+        <translation>Datum</translation>
+    </message>
+    <message>
+        <location filename="../src/waypointitem.cpp" line="25"/>
+        <source>Description</source>
+        <translation>Popis</translation>
+    </message>
+</context>
 </TS>

pkg/gpxsee.nsi

@@ -3,9 +3,11 @@
 
 ; The name of the installer
 Name "GPXSee"
+; Program version
+!define VERSION "2.17"
 
 ; The file to write
-OutFile "install.exe"
+OutFile "GPXSee-${VERSION}.exe"
 
 ; Required execution level 
 RequestExecutionLevel admin
@@ -67,7 +69,7 @@ Section "GPXSee (required)" SEC_APP
   ; 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}" "DisplayVersion" "${VERSION}"
   WriteRegStr HKLM "${REGENTRY}" "UninstallString" '"$INSTDIR\uninstall.exe"'
   WriteRegDWORD HKLM "${REGENTRY}" "NoModify" 1
   WriteRegDWORD HKLM "${REGENTRY}" "NoRepair" 1
@@ -100,6 +102,7 @@ Section "QT libs" SEC_QT
   File "libGLESv2.dll"
   File /r "platforms"
   File /r "imageformats"
+  File /r "printsupport"
  
 SectionEnd
 

pkg/gpxsee64.nsi

@@ -3,9 +3,11 @@
 
 ; The name of the installer
 Name "GPXSee"
+; Program version
+!define VERSION "2.17"
 
 ; The file to write
-OutFile "install.exe"
+OutFile "GPXSee-${VERSION}_x64.exe"
 
 ; Required execution level 
 RequestExecutionLevel admin
@@ -75,7 +77,7 @@ Section "GPXSee (required)" SEC_APP
   ; 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}" "DisplayVersion" "${VERSION}"
   WriteRegStr HKLM "${REGENTRY}" "UninstallString" '"$INSTDIR\uninstall.exe"'
   WriteRegDWORD HKLM "${REGENTRY}" "NoModify" 1
   WriteRegDWORD HKLM "${REGENTRY}" "NoRepair" 1
@@ -108,6 +110,7 @@ Section "QT libs" SEC_QT
   File "libGLESv2.dll"
   File /r "platforms"
   File /r "imageformats"
+  File /r "printsupport"
  
 SectionEnd
 

src/axisitem.cpp

@@ -1,7 +1,7 @@
 #include <cmath>
 #include <QPainter>
 #include "config.h"
-#include "nicenum.h"
+#include "misc.h"
 #include "axisitem.h"
 
 

src/config.h

@@ -11,6 +11,7 @@
 
 #define FONT_FAMILY     "Arial"
 #define FONT_SIZE       12
+#define SCREEN_DPI      96.0
 
 #define MAP_FILE        QString("maps.txt")
 #define POI_DIR         QString("POI")

src/downloader.cpp

@@ -23,12 +23,12 @@ Downloader::Downloader()
 			SLOT(downloadFinished(QNetworkReply*)));
 }
 
-void Downloader::doDownload(const Download &dl)
+bool Downloader::doDownload(const Download &dl)
 {
 	QUrl url(dl.url());
 
 	if (_errorDownloads.contains(url))
-		return;
+		return false;
 
 	QNetworkRequest request(url);
 	request.setAttribute(QNetworkRequest::User, QVariant(dl.file()));
@@ -36,6 +36,8 @@ void Downloader::doDownload(const Download &dl)
 	QNetworkReply *reply = _manager.get(request);
 
 	_currentDownloads.append(reply);
+
+	return true;
 }
 
 bool Downloader::saveToDisk(const QString &filename, QIODevice *data)
@@ -62,9 +64,17 @@ void Downloader::downloadFinished(QNetworkReply *reply)
 		fprintf(stderr, "Error downloading map tile: %s: %s\n",
 		  url.toEncoded().constData(), qPrintable(reply->errorString()));
 	} else {
+		QUrl redirect = reply->attribute(
+		  QNetworkRequest::RedirectionTargetAttribute).toUrl();
 		QString filename = reply->request().attribute(QNetworkRequest::User)
 		  .toString();
-		saveToDisk(filename, reply);
+
+		if (!redirect.isEmpty()) {
+			Download dl(redirect, filename);
+			doDownload(dl);
+		} else
+			if (!saveToDisk(filename, reply))
+				_errorDownloads.insert(url);
 	}
 
 	_currentDownloads.removeAll(reply);
@@ -74,8 +84,12 @@ void Downloader::downloadFinished(QNetworkReply *reply)
 		emit finished();
 }
 
-void Downloader::get(const QList<Download> &list)
+bool Downloader::get(const QList<Download> &list)
 {
+	bool finishEmitted = false;
+
 	for (int i = 0; i < list.count(); i++)
-		doDownload(list.at(i));
+		finishEmitted |= doDownload(list.at(i));
+
+	return finishEmitted;
 }

src/downloader.h

@@ -12,13 +12,13 @@
 class Download
 {
 public:
-	Download(const QString &url, const QString &file)
+	Download(const QUrl &url, const QString &file)
 		{_url = url; _file = file;}
-	const QString& url() const {return _url;}
+	const QUrl& url() const {return _url;}
 	const QString& file() const {return _file;}
 
 private:
-	QString _url;
+	QUrl _url;
 	QString _file;
 };
 
@@ -30,7 +30,7 @@ class Downloader : public QObject
 public:
 	static Downloader& instance()
 		{static Downloader i; return i;}
-	void get(const QList<Download> &list);
+	bool get(const QList<Download> &list);
 
 signals:
 	void finished();
@@ -43,7 +43,7 @@ private:
 	Downloader(Downloader const&);
 	void operator=(Downloader const&);
 
-	void doDownload(const Download &dl);
+	bool doDownload(const Download &dl);
 	bool saveToDisk(const QString &filename, QIODevice *data);
 
 	QNetworkAccessManager _manager;

src/elevationgraph.cpp

@@ -3,7 +3,7 @@
 #include "elevationgraph.h"
 
 
-ElevationGraph::ElevationGraph(QWidget *parent) : GraphView(parent)
+ElevationGraph::ElevationGraph(QWidget *parent) : GraphTab(parent)
 {
 	_ascent = 0;
 	_descent = 0;

src/elevationgraph.h

@@ -1,28 +1,28 @@
 #ifndef ELEVATIONGRAPH_H
 #define ELEVATIONGRAPH_H
 
-#include "graphview.h"
-#include "units.h"
+#include "graphtab.h"
 
 class GPX;
 
-class ElevationGraph : public GraphView
+class ElevationGraph : public GraphTab
 {
 	Q_OBJECT
 
 public:
 	ElevationGraph(QWidget *parent = 0);
 
+	QString label() const {return tr("Elevation");}
 	void loadGPX(const GPX &gpx);
 	void clear();
 	void setUnits(enum Units units);
 
+private:
 	qreal ascent() const {return _ascent;}
 	qreal descent() const {return _descent;}
 	qreal max() const {return bounds().bottom();}
 	qreal min() const {return bounds().top();}
 
-private:
 	void setXUnits();
 	void setYUnits();
 	void addInfo();

src/exportdialog.cpp

@@ -0,0 +1,174 @@
+#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 <QLocale>
+#include "fileselectwidget.h"
+#include "units.h"
+#include "exportdialog.h"
+
+
+ExportDialog::ExportDialog(QPrinter *printer, QWidget *parent)
+  : QDialog(parent), _printer(printer)
+{
+	int index;
+
+	_units = (QLocale::system().measurementSystem()
+	  == QLocale::ImperialSystem) ? QPrinter::Inch : QPrinter::Millimeter;
+
+	_fileSelect = new FileSelectWidget();
+	_fileSelect->setFilter(tr("PDF files (*.pdf);;All files (*)"));
+	_fileSelect->setFile(_printer->outputFileName());
+
+	_paperSize = new QComboBox();
+	_paperSize->addItem("A3", QPrinter::A3);
+	_paperSize->addItem("A4", QPrinter::A4);
+	_paperSize->addItem("A5", QPrinter::A5);
+	_paperSize->addItem("Tabloid", QPrinter::Tabloid);
+	_paperSize->addItem("Legal", QPrinter::Legal);
+	_paperSize->addItem("Letter", QPrinter::Letter);
+	if ((index = _paperSize->findData(_printer->paperSize())) >= 0)
+		_paperSize->setCurrentIndex(index);
+
+	_portrait = new QRadioButton(tr("Portrait"));
+	_landscape = new QRadioButton(tr("Landscape"));
+	QHBoxLayout *orientationLayout = new QHBoxLayout();
+	orientationLayout->addWidget(_portrait);
+	orientationLayout->addWidget(_landscape);
+	if (_printer->orientation() == QPrinter::Portrait)
+		_portrait->setChecked(true);
+	else
+		_landscape->setChecked(true);
+
+	qreal top, bottom, left, right;
+
+	_printer->getPageMargins(&left, &top, &right, &bottom, _units);
+	QString us = _units == QPrinter::Inch ? tr("in") : tr("mm");
+	_topMargin = new QDoubleSpinBox();
+	_bottomMargin = new QDoubleSpinBox();
+	_leftMargin = new QDoubleSpinBox();
+	_rightMargin = new QDoubleSpinBox();
+	_topMargin->setValue(top);
+	_topMargin->setSuffix(UNIT_SPACE + us);
+	_bottomMargin->setValue(bottom);
+	_bottomMargin->setSuffix(UNIT_SPACE + us);
+	_leftMargin->setValue(left);
+	_leftMargin->setSuffix(UNIT_SPACE + us);
+	_rightMargin->setValue(right);
+	_rightMargin->setSuffix(UNIT_SPACE + us);
+	if (_units == QPrinter::Inch) {
+		_topMargin->setSingleStep(0.1);
+		_bottomMargin->setSingleStep(0.1);
+		_leftMargin->setSingleStep(0.1);
+		_rightMargin->setSingleStep(0.1);
+	}
+
+	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("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);
+#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());
+
+	_printer->setOutputFormat(QPrinter::PdfFormat);
+	_printer->setOutputFileName(_fileSelect->file());
+	_printer->setPaperSize(paperSize);
+	_printer->setOrientation(orientation);
+	_printer->setPageMargins(_leftMargin->value(), _topMargin->value(),
+	  _rightMargin->value(), _bottomMargin->value(), _units);
+
+	QDialog::accept();
+}

src/exportdialog.h

@@ -0,0 +1,39 @@
+#ifndef EXPORTDIALOG_H
+#define EXPORTDIALOG_H
+
+#include <QDialog>
+#include <QPrinter>
+
+class QComboBox;
+class QRadioButton;
+class FileSelectWidget;
+class QDoubleSpinBox;
+
+class ExportDialog : public QDialog
+{
+	Q_OBJECT
+
+public:
+	ExportDialog(QPrinter *printer, QWidget *parent = 0);
+
+public slots:
+	void accept();
+
+private:
+	bool checkFile();
+
+	QPrinter *_printer;
+
+	QPrinter::Unit _units;
+
+	FileSelectWidget *_fileSelect;
+	QComboBox *_paperSize;
+	QRadioButton *_portrait;
+	QRadioButton *_landscape;
+	QDoubleSpinBox *_topMargin;
+	QDoubleSpinBox *_bottomMargin;
+	QDoubleSpinBox *_leftMargin;
+	QDoubleSpinBox *_rightMargin;
+};
+
+#endif // EXPORTDIALOG_H

src/fileselectwidget.cpp

@@ -0,0 +1,33 @@
+#include <QPushButton>
+#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());
+	_button = new QPushButton(tr("Browse..."));
+	connect(_button, SIGNAL(clicked()), this, SLOT(browse()));
+
+	QHBoxLayout *layout = new QHBoxLayout();
+	layout->setMargin(0);
+	layout->addWidget(_edit);
+	layout->addWidget(_button);
+	setLayout(layout);
+}
+
+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/fileselectwidget.h

@@ -0,0 +1,30 @@
+#ifndef FILESELECTWIDGET_H
+#define FILESELECTWIDGET_H
+
+#include <QWidget>
+#include <QLineEdit>
+
+class QPushButton;
+
+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;
+	QPushButton *_button;
+
+	QString _filter;
+};
+
+#endif // FILESELECTWIDGET_H

src/graphtab.h

@@ -0,0 +1,23 @@
+#ifndef GRAPHTAB_H
+#define GRAPHTAB_H
+
+#include "graphview.h"
+#include "units.h"
+
+class GPX;
+
+class GraphTab : public GraphView
+{
+	Q_OBJECT
+
+public:
+	GraphTab(QWidget *parent = 0) : GraphView(parent)
+	  {setFrameShape(QFrame::NoFrame);}
+
+	virtual QString label() const = 0;
+	virtual void loadGPX(const GPX &gpx) = 0;
+	virtual void clear() = 0;
+	virtual void setUnits(enum Units units) = 0;
+};
+
+#endif // GRAPHTAB_H

src/graphview.cpp

@@ -1,7 +1,8 @@
 #include <QGraphicsView>
 #include <QGraphicsSceneMouseEvent>
 #include <QEvent>
-#include <QGraphicsSimpleTextItem>
+#include <QPaintEngine>
+#include <QPaintDevice>
 #include "config.h"
 #include "axisitem.h"
 #include "slideritem.h"
@@ -48,6 +49,7 @@ GraphView::GraphView(QWidget *parent)
 
 	_xScale = 1;
 	_yScale = 1;
+	_yOffset = 0;
 
 	_precision = 0;
 	_minYRange = 0.01;
@@ -67,8 +69,6 @@ GraphView::~GraphView()
 
 	if (_info->scene() != _scene)
 		delete _info;
-
-	delete _scene;
 }
 
 void GraphView::updateBounds(const QPointF &point)
@@ -117,16 +117,6 @@ void GraphView::setYUnits(const QString &units)
 	createYLabel();
 }
 
-void GraphView::setXScale(qreal scale)
-{
-	_xScale = scale;
-}
-
-void GraphView::setYScale(qreal scale)
-{
-	_yScale = scale;
-}
-
 void GraphView::loadData(const QVector<QPointF> &data)
 {
 	QPainterPath path;
@@ -183,7 +173,8 @@ void GraphView::redraw(const QSizeF &size)
 		_graphs.at(i)->resetTransform();
 
 	rx = RangeF(_bounds.left() * _xScale, _bounds.right() * _xScale);
-	ry = RangeF(_bounds.top() * _yScale, _bounds.bottom() * _yScale);
+	ry = RangeF(_bounds.top() * _yScale + _yOffset, _bounds.bottom() * _yScale
+	  + _yOffset);
 	if (ry.size() < _minYRange)
 		ry.resize(_minYRange);
 
@@ -218,6 +209,8 @@ void GraphView::redraw(const QSizeF &size)
 	_scene->addItem(_yAxis);
 
 	_slider->setArea(r);
+	if (_sliderPos > _bounds.right() || _sliderPos < _bounds.left())
+		_slider->setVisible(false);
 	_slider->setPos((_sliderPos / _bounds.width()) * _slider->area().width(),
 	  r.bottom());
 	_scene->addItem(_slider);
@@ -240,17 +233,18 @@ void GraphView::resizeEvent(QResizeEvent *)
 
 void GraphView::plot(QPainter *painter, const QRectF &target)
 {
-	qreal ratio = target.width() / target.height();
-	QSizeF orig = _scene->sceneRect().size();
-	QSizeF canvas = QSizeF(orig.height() * ratio, orig.height());
+	qreal ratio = painter->paintEngine()->paintDevice()->logicalDpiX()
+	  / SCREEN_DPI;
+	QSizeF canvas = QSizeF(target.width() / ratio, target.height() / ratio);
 
+	setUpdatesEnabled(false);
 	redraw(canvas);
-	_slider->hide();
-	_info->hide();
-	_scene->render(painter, target, QRectF());
+	if (_slider->pos().x() == _slider->area().left())
+		_slider->hide();
+	_scene->render(painter, target);
 	_slider->show();
-	_info->show();
-	redraw(orig);
+	redraw();
+	setUpdatesEnabled(true);
 }
 
 void GraphView::clear()
@@ -311,7 +305,7 @@ void GraphView::updateSliderInfo()
 {
 	_sliderInfo->setVisible(_graphs.size() == 1);
 
-	if (_graphs.size() != 1)
+	if (!_sliderInfo->isVisible())
 		return;
 
 	const QPainterPath &path = _graphs.at(0)->path();
@@ -329,7 +323,8 @@ void GraphView::updateSliderInfo()
 
 	_sliderInfo->setSide(s);
 	_sliderInfo->setPos(QPointF(0, _slider->boundingRect().height() * r));
-	_sliderInfo->setText(QString::number(-y * _yScale, 'f', _precision));
+	_sliderInfo->setText(QString::number(-y * _yScale + _yOffset, 'f',
+	  _precision));
 }
 
 void GraphView::emitSliderPositionChanged(const QPointF &pos)

src/graphview.h

@@ -47,13 +47,15 @@ public:
 	const QString &yUnits() const {return _yUnits;}
 	qreal xScale() const {return _xScale;}
 	qreal yScale() const {return _yScale;}
+	qreal yOffset() const {return _yOffset;}
 
 	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 setXScale(qreal scale) {_xScale = scale;}
+	void setYScale(qreal scale) {_yScale = scale;}
+	void setYOffset(qreal offset) {_yOffset = offset;}
 
 	void setSliderPrecision(int precision) {_precision = precision;}
 	void setMinYRange(qreal range) {_minYRange = range;}
@@ -85,6 +87,7 @@ private:
 	void updateSliderInfo();
 
 	qreal _xScale, _yScale;
+	qreal _yOffset;
 	QString _xUnits, _yUnits;
 	QString _xLabel, _yLabel;
 	int _precision;

src/gui.cpp

@@ -4,8 +4,10 @@
 #include <QStatusBar>
 #include <QMessageBox>
 #include <QFileDialog>
-#include <QPrinter>
+#include <QPrintDialog>
 #include <QPainter>
+#include <QPaintEngine>
+#include <QPaintDevice>
 #include <QKeyEvent>
 #include <QSignalMapper>
 #include <QMenu>
@@ -15,6 +17,7 @@
 #include <QAction>
 #include <QLabel>
 #include <QSettings>
+#include <QLocale>
 #include "config.h"
 #include "icons.h"
 #include "keys.h"
@@ -25,33 +28,17 @@
 #include "elevationgraph.h"
 #include "speedgraph.h"
 #include "heartrategraph.h"
+#include "temperaturegraph.h"
 #include "trackview.h"
-#include "infoitem.h"
+#include "trackinfo.h"
 #include "filebrowser.h"
 #include "cpuarch.h"
+#include "exportdialog.h"
+#include "graphtab.h"
+#include "misc.h"
 #include "gui.h"
 
 
-#define ARRAY_SIZE(a) (sizeof(a)/sizeof(a[0]))
-
-struct GraphTab {
-	GraphView *view;
-	QString label;
-};
-
-static QString timeSpan(qreal time)
-{
-	unsigned h, m, s;
-
-	h = time / 3600;
-	m = (time - (h * 3600)) / 60;
-	s = time - (h * 3600) - (m * 60);
-
-	return QString("%1:%2:%3").arg(h).arg(m, 2, 10, QChar('0'))
-	  .arg(s, 2, 10, QChar('0'));
-}
-
-
 GUI::GUI(QWidget *parent) : QMainWindow(parent)
 {
 	loadMaps();
@@ -64,13 +51,6 @@ GUI::GUI(QWidget *parent) : QMainWindow(parent)
 	createTrackGraphs();
 	createStatusBar();
 
-	connect(_elevationGraph, SIGNAL(sliderPositionChanged(qreal)), this,
-	  SLOT(sliderPositionChanged(qreal)));
-	connect(_speedGraph, SIGNAL(sliderPositionChanged(qreal)), this,
-	  SLOT(sliderPositionChanged(qreal)));
-	connect(_heartRateGraph, SIGNAL(sliderPositionChanged(qreal)), this,
-	  SLOT(sliderPositionChanged(qreal)));
-
 	_browser = new FileBrowser(this);
 	_browser->setFilter(QStringList("*.gpx"));
 
@@ -100,6 +80,20 @@ GUI::GUI(QWidget *parent) : QMainWindow(parent)
 	updateTrackView();
 
 	readSettings();
+
+	_exportPaperSize = (QLocale::system().measurementSystem()
+	  == QLocale::ImperialSystem) ? QPrinter::Letter : QPrinter::A4;
+	_exportOrientation = QPrinter::Portrait;
+	_exportFileName = QString("%1/export.pdf").arg(QDir::currentPath());
+	_exportMargins = MarginsF(5.0, 5.0, 5.0, 5.0);
+}
+
+GUI::~GUI()
+{
+	for (int i = 0; i < _tabs.size(); i++) {
+		if (_trackGraphs->indexOf(_tabs.at(i)) < 0)
+			delete _tabs.at(i);
+	}
 }
 
 void GUI::loadMaps()
@@ -201,18 +195,17 @@ void GUI::createActions()
 	_openFileAction->setShortcut(OPEN_SHORTCUT);
 	connect(_openFileAction, SIGNAL(triggered()), this, SLOT(openFile()));
 	addAction(_openFileAction);
-	_saveFileAction = new QAction(QIcon(QPixmap(SAVE_FILE_ICON)),
-	  tr("Save"), this);
-	_saveFileAction->setShortcut(SAVE_SHORTCUT);
-	_saveFileAction->setActionGroup(_fileActionGroup);
-	connect(_saveFileAction, SIGNAL(triggered()), this, SLOT(saveFile()));
-	addAction(_saveFileAction);
-	_saveAsAction = new QAction(QIcon(QPixmap(SAVE_AS_ICON)),
-	  tr("Save as"), this);
-	_saveAsAction->setShortcut(SAVE_AS_SHORTCUT);
-	_saveAsAction->setActionGroup(_fileActionGroup);
-	connect(_saveAsAction, SIGNAL(triggered()), this, SLOT(saveAs()));
-	addAction(_saveAsAction);
+	_printFileAction = new QAction(QIcon(QPixmap(PRINT_FILE_ICON)),
+	  tr("Print..."), this);
+	_printFileAction->setActionGroup(_fileActionGroup);
+	connect(_printFileAction, SIGNAL(triggered()), this, SLOT(printFile()));
+	addAction(_printFileAction);
+	_exportFileAction = new QAction(QIcon(QPixmap(EXPORT_FILE_ICON)),
+	  tr("Export to PDF..."), this);
+	_exportFileAction->setShortcut(EXPORT_SHORTCUT);
+	_exportFileAction->setActionGroup(_fileActionGroup);
+	connect(_exportFileAction, SIGNAL(triggered()), this, SLOT(exportFile()));
+	addAction(_exportFileAction);
 	_closeFileAction = new QAction(QIcon(QPixmap(CLOSE_FILE_ICON)),
 	  tr("Close"), this);
 	_closeFileAction->setShortcut(CLOSE_SHORTCUT);
@@ -233,6 +226,10 @@ void GUI::createActions()
 	_closePOIAction = new QAction(QIcon(QPixmap(CLOSE_FILE_ICON)),
 	  tr("Close POI files"), this);
 	connect(_closePOIAction, SIGNAL(triggered()), this, SLOT(closePOIFiles()));
+	_overlapPOIAction = new QAction(tr("Overlap POIs"), this);
+	_overlapPOIAction->setCheckable(true);
+	connect(_overlapPOIAction, SIGNAL(triggered(bool)), this,
+	  SLOT(overlapPOIs(bool)));
 	_showPOIAction = new QAction(QIcon(QPixmap(SHOW_POI_ICON)),
 	  tr("Show POIs"), this);
 	_showPOIAction->setCheckable(true);
@@ -320,8 +317,8 @@ void GUI::createMenus()
 	_fileMenu = menuBar()->addMenu(tr("File"));
 	_fileMenu->addAction(_openFileAction);
 	_fileMenu->addSeparator();
-	_fileMenu->addAction(_saveFileAction);
-	_fileMenu->addAction(_saveAsAction);
+	_fileMenu->addAction(_printFileAction);
+	_fileMenu->addAction(_exportFileAction);
 	_fileMenu->addSeparator();
 	_fileMenu->addAction(_reloadFileAction);
 	_fileMenu->addSeparator();
@@ -345,6 +342,8 @@ void GUI::createMenus()
 	_poiMenu->addAction(_openPOIAction);
 	_poiMenu->addAction(_closePOIAction);
 	_poiMenu->addSeparator();
+	_poiMenu->addAction(_overlapPOIAction);
+	_poiMenu->addSeparator();
 	_poiMenu->addAction(_showPOIAction);
 
 	_settingsMenu = menuBar()->addMenu(tr("Settings"));
@@ -366,30 +365,25 @@ void GUI::createMenus()
 
 void GUI::createToolBars()
 {
+#ifdef Q_OS_MAC
+	setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
+#endif // Q_OS_MAC
+
 	_fileToolBar = addToolBar(tr("File"));
 	_fileToolBar->addAction(_openFileAction);
-	_fileToolBar->addAction(_saveFileAction);
 	_fileToolBar->addAction(_reloadFileAction);
 	_fileToolBar->addAction(_closeFileAction);
-#ifdef Q_OS_MAC
-	_fileToolBar->setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
-#endif // Q_OS_MAC
+	_fileToolBar->addAction(_printFileAction);
 
 	_showToolBar = addToolBar(tr("Show"));
 	_showToolBar->addAction(_showPOIAction);
 	_showToolBar->addAction(_showMapAction);
-#ifdef Q_OS_MAC
-	_showToolBar->setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
-#endif // Q_OS_MAC
 
 	_navigationToolBar = addToolBar(tr("Navigation"));
 	_navigationToolBar->addAction(_firstAction);
 	_navigationToolBar->addAction(_prevAction);
 	_navigationToolBar->addAction(_nextAction);
 	_navigationToolBar->addAction(_lastAction);
-#ifdef Q_OS_MAC
-	_navigationToolBar->setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
-#endif // Q_OS_MAC
 }
 
 void GUI::createTrackView()
@@ -402,13 +396,6 @@ void GUI::createTrackView()
 
 void GUI::createTrackGraphs()
 {
-	_elevationGraph = new ElevationGraph;
-	_elevationGraph->setFrameShape(QFrame::NoFrame);
-	_speedGraph = new SpeedGraph;
-	_speedGraph->setFrameShape(QFrame::NoFrame);
-	_heartRateGraph = new HeartRateGraph;
-	_heartRateGraph->setFrameShape(QFrame::NoFrame);
-
 	_trackGraphs = new QTabWidget;
 	connect(_trackGraphs, SIGNAL(currentChanged(int)), this,
 	  SLOT(graphChanged(int)));
@@ -419,6 +406,15 @@ void GUI::createTrackGraphs()
 #ifdef Q_OS_WIN32
 	_trackGraphs->setDocumentMode(true);
 #endif // Q_OS_WIN32
+
+	_tabs.append(new ElevationGraph);
+	_tabs.append(new SpeedGraph);
+	_tabs.append(new HeartRateGraph);
+	_tabs.append(new TemperatureGraph);
+
+	for (int i = 0; i < _tabs.count(); i++)
+		connect(_tabs.at(i), SIGNAL(sliderPositionChanged(qreal)), this,
+		  SLOT(sliderPositionChanged(qreal)));
 }
 
 void GUI::createStatusBar()
@@ -551,9 +547,8 @@ bool GUI::loadFile(const QString &fileName)
 	GPX gpx;
 
 	if (gpx.loadFile(fileName)) {
-		_elevationGraph->loadGPX(gpx);
-		_speedGraph->loadGPX(gpx);
-		_heartRateGraph->loadGPX(gpx);
+		for (int i = 0; i < _tabs.count(); i++)
+			_tabs.at(i)->loadGPX(gpx);
 		updateGraphTabs();
 		_track->setHidden(false);
 		_track->loadGPX(gpx);
@@ -564,6 +559,11 @@ bool GUI::loadFile(const QString &fileName)
 		for (int i = 0; i < gpx.trackCount(); i++) {
 			_distance += gpx.track(i).distance();
 			_time += gpx.track(i).time();
+			const QDate &date = gpx.track(i).date().date();
+			if (_dateRange.first.isNull() || _dateRange.first > date)
+				_dateRange.first = date;
+			if (_dateRange.second.isNull() || _dateRange.second < date)
+				_dateRange.second = date;
 		}
 
 		_trackCount += gpx.trackCount();
@@ -607,8 +607,9 @@ bool GUI::openPOIFile(const QString &fileName)
 	} else {
 		_showPOIAction->setChecked(true);
 		_track->loadPOI(_poi);
-		_poiFilesMenu->addAction(createPOIFileAction(
-		  _poi.files().indexOf(fileName)));
+		QAction *action = createPOIFileAction(_poi.files().indexOf(fileName));
+		action->setChecked(true);
+		_poiFilesMenu->addAction(action);
 
 		return true;
 	}
@@ -627,82 +628,105 @@ void GUI::closePOIFiles()
 	_poi.clear();
 }
 
-void GUI::saveAs()
-{
-	QString fileName = QFileDialog::getSaveFileName(this, "Export to PDF",
-	  QString(), "*.pdf");
-
-	if (!fileName.isEmpty()) {
-		saveFile(fileName);
-		_saveFileName = fileName;
-	}
-}
-
-void GUI::saveFile()
-{
-	if (_saveFileName.isEmpty())
-		emit saveAs();
-	else
-		saveFile(_saveFileName);
-}
-
-void GUI::saveFile(const QString &fileName)
+void GUI::printFile()
 {
 	QPrinter printer(QPrinter::HighResolution);
-	printer.setPageSize(QPrinter::A4);
-	printer.setOrientation(_track->orientation());
-	printer.setOutputFormat(QPrinter::PdfFormat);
-	printer.setOutputFileName(fileName);
+	QPrintDialog dialog(&printer, this);
 
-	QPainter p(&printer);
+	if (dialog.exec() == QDialog::Accepted)
+		plot(&printer);
+}
 
-	_track->plot(&p, QRectF(0, 300, printer.width(), (0.80 * printer.height())
-	  - 400));
-	_elevationGraph->plot(&p,  QRectF(0, 0.80 * printer.height(),
-	  printer.width(), printer.height() * 0.20));
+void GUI::exportFile()
+{
+	QPrinter printer(QPrinter::HighResolution);
+	printer.setCreator(QString(APP_NAME) + QString(" ") + QString(APP_VERSION));
+	printer.setOrientation(_exportOrientation);
+	printer.setOutputFileName(_exportFileName);
+	printer.setPaperSize(_exportPaperSize);
+	printer.setPageMargins(_exportMargins.left(), _exportMargins.top(),
+	  _exportMargins.right(), _exportMargins.bottom(), QPrinter::Millimeter);
+	ExportDialog dialog(&printer, this);
 
-	QGraphicsScene scene;
-	InfoItem info;
-	if (_imperialUnitsAction->isChecked()) {
-		info.insert(tr("Distance"), QString::number(_distance * M2MI, 'f', 1)
-		  + UNIT_SPACE + tr("mi"));
-		info.insert(tr("Time"), timeSpan(_time));
-		info.insert(tr("Ascent"), QString::number(_elevationGraph->ascent()
-		  * M2FT, 'f', 0) + UNIT_SPACE + tr("ft"));
-		info.insert(tr("Descent"), QString::number(_elevationGraph->descent()
-		  * M2FT, 'f', 0) + UNIT_SPACE + tr("ft"));
-		info.insert(tr("Maximum"), QString::number(_elevationGraph->max()
-		  * M2FT, 'f', 0) + UNIT_SPACE + tr("ft"));
-		info.insert(tr("Minimum"), QString::number(_elevationGraph->min()
-		  * M2FT, 'f', 0) + UNIT_SPACE + tr("ft"));
-	} else {
-		info.insert(tr("Distance"), QString::number(_distance * M2KM, 'f', 1)
-		  + UNIT_SPACE + tr("km"));
-		info.insert(tr("Time"), timeSpan(_time));
-		info.insert(tr("Ascent"), QString::number(_elevationGraph->ascent(),
-		  'f', 0) + UNIT_SPACE + tr("m"));
-		info.insert(tr("Descent"), QString::number(_elevationGraph->descent(),
-		  'f', 0) + UNIT_SPACE + tr("m"));
-		info.insert(tr("Maximum"), QString::number(_elevationGraph->max(), 'f',
-		  0) + UNIT_SPACE + tr("m"));
-		info.insert(tr("Minimum"), QString::number(_elevationGraph->min(), 'f',
-		  0) + UNIT_SPACE + tr("m"));
+	if (dialog.exec() == QDialog::Accepted) {
+		_exportFileName = printer.outputFileName();
+		_exportPaperSize = printer.paperSize();
+		_exportOrientation = printer.orientation();
+		printer.getPageMargins(&(_exportMargins.rleft()),
+		  &(_exportMargins.rtop()), &(_exportMargins.rright()),
+		  &(_exportMargins.rbottom()), QPrinter::Millimeter);
+		plot(&printer);
 	}
-	scene.addItem(&info);
-	scene.render(&p, QRectF(0, 0, printer.width(), 200));
+}
+
+void GUI::plot(QPrinter *printer)
+{
+	QPainter p(printer);
+	TrackInfo info;
+	qreal ih, gh, mh, ratio;
+
+
+	if (_dateRange.first.isValid()) {
+		if (_dateRange.first == _dateRange.second) {
+			QString format = QLocale::system().dateFormat(QLocale::LongFormat);
+			info.insert(tr("Date"), _dateRange.first.toString(format));
+		} else {
+			QString format = QLocale::system().dateFormat(QLocale::ShortFormat);
+			info.insert(tr("Date"), QString("%1 - %2")
+			  .arg(_dateRange.first.toString(format),
+			  _dateRange.second.toString(format)));
+			info.insert(tr("Tracks"), QString::number(_trackCount));
+		}
+	}
+	if (_distance > 0) {
+		if (_imperialUnitsAction->isChecked()) {
+			info.insert(tr("Distance"), QString::number(_distance * M2MI, 'f',
+			  1) + UNIT_SPACE + tr("mi"));
+		} else {
+			info.insert(tr("Distance"), QString::number(_distance * M2KM, 'f',
+			  1) + UNIT_SPACE + tr("km"));
+		}
+	}
+	if (_time > 0)
+		info.insert(tr("Time"), timeSpan(_time));
+
+
+	ratio = p.paintEngine()->paintDevice()->logicalDpiX() / SCREEN_DPI;
+	if (info.isEmpty()) {
+		ih = 0;
+		mh = 0;
+	} else {
+		ih = info.contentSize().height() * ratio;
+		mh = ih / 2;
+		info.plot(&p, QRectF(0, 0, printer->width(), ih));
+	}
+	if (_trackGraphs->isVisible()) {
+		qreal r = (((qreal)(printer)->width()) / (qreal)(printer->height()));
+		gh = (printer->width() > printer->height())
+		  ? 0.15 * r * (printer->height() - ih - 2*mh)
+		  : 0.15 * (printer->height() - ih - 2*mh);
+		gh = qMax(gh, ratio * 150);
+		GraphView *gv = static_cast<GraphView*>(_trackGraphs->currentWidget());
+		gv->plot(&p,  QRectF(0, printer->height() - gh, printer->width(), gh));
+	} else
+		gh = 0;
+	_track->plot(&p, QRectF(0, ih + mh, printer->width(), printer->height()
+	  - (ih + 2*mh + gh)));
 }
 
 void GUI::reloadFile()
 {
 	_distance = 0;
 	_time = 0;
+	_dateRange = DateRange(QDate(), QDate());
 	_trackCount = 0;
 
-	_elevationGraph->clear();
-	_speedGraph->clear();
-	_heartRateGraph->clear();
+	for (int i = 0; i < _tabs.count(); i++)
+		_tabs.at(i)->clear();
 	_track->clear();
 
+	_sliderPos = 0;
+
 	for (int i = 0; i < _files.size(); i++) {
 		if (!loadFile(_files.at(i))) {
 			_files.removeAt(i);
@@ -724,13 +748,13 @@ void GUI::closeFiles()
 {
 	_distance = 0;
 	_time = 0;
+	_dateRange = DateRange(QDate(), QDate());
 	_trackCount = 0;
 
 	_sliderPos = 0;
 
-	_elevationGraph->clear();
-	_speedGraph->clear();
-	_heartRateGraph->clear();
+	for (int i = 0; i < _tabs.count(); i++)
+		_tabs.at(i)->clear();
 	_track->clear();
 
 	_files.clear();
@@ -747,6 +771,11 @@ void GUI::closeAll()
 	updateTrackView();
 }
 
+void GUI::overlapPOIs(bool checked)
+{
+	_track->setPOIOverlap(checked);
+}
+
 void GUI::showPOI(bool checked)
 {
 	if (checked)
@@ -830,21 +859,8 @@ void GUI::updateStatusBarInfo()
 	else
 		_fileNameLabel->setText(tr("%1 tracks").arg(_trackCount));
 
-	if (_imperialUnitsAction->isChecked()) {
-		if (_distance < MIINM)
-			_distanceLabel->setText(QString::number(_distance * M2FT, 'f', 0)
-			  + UNIT_SPACE + tr("ft"));
-		else
-			_distanceLabel->setText(QString::number(_distance * M2MI, 'f', 1)
-			  + UNIT_SPACE + tr("mi"));
-	} else {
-		if (_distance < KMINM)
-			_distanceLabel->setText(QString::number(_distance, 'f', 0)
-			  + UNIT_SPACE + tr("m"));
-		else
-			_distanceLabel->setText(QString::number(_distance * M2KM, 'f', 1)
-			  + UNIT_SPACE + tr("km"));
-	}
+	Units units = _imperialUnitsAction->isChecked() ? Imperial : Metric;
+	_distanceLabel->setText(distance(_distance, units));
 	_timeLabel->setText(timeSpan(_time));
 }
 
@@ -929,24 +945,19 @@ void GUI::updateNavigationActions()
 
 void GUI::updateGraphTabs()
 {
-	struct GraphTab tabs[] = {
-	  {_elevationGraph, tr("Elevation")},
-	  {_speedGraph, tr("Speed")},
-	  {_heartRateGraph, tr("Heart rate")}
-	};
 	int index;
-	GraphView *gv;
+	GraphTab *tab;
 
-	for (int i = 0; i < (int)ARRAY_SIZE(tabs); i++) {
-		gv = tabs[i].view;
-		if (!gv->count() && (index = _trackGraphs->indexOf(gv)) >= 0)
+	for (int i = 0; i < _tabs.size(); i++) {
+		tab = _tabs.at(i);
+		if (!tab->count() && (index = _trackGraphs->indexOf(tab)) >= 0)
 			_trackGraphs->removeTab(index);
 	}
 
-	for (int i = 0; i < (int)ARRAY_SIZE(tabs); i++) {
-		gv = tabs[i].view;
-		if (gv->count() && _trackGraphs->indexOf(gv) < 0)
-			_trackGraphs->insertTab(i, gv, tabs[i].label);
+	for (int i = 0; i < _tabs.size(); i++) {
+		tab = _tabs.at(i);
+		if (tab->count() && _trackGraphs->indexOf(tab) < 0)
+			_trackGraphs->insertTab(i, tab, _tabs.at(i)->label());
 	}
 
 	if (_trackGraphs->count()) {
@@ -967,18 +978,16 @@ void GUI::updateTrackView()
 void GUI::setMetricUnits()
 {
 	_track->setUnits(Metric);
-	_elevationGraph->setUnits(Metric);
-	_speedGraph->setUnits(Metric);
-	_heartRateGraph->setUnits(Metric);
+	for (int i = 0; i <_tabs.count(); i++)
+		_tabs.at(i)->setUnits(Metric);
 	updateStatusBarInfo();
 }
 
 void GUI::setImperialUnits()
 {
 	_track->setUnits(Imperial);
-	_elevationGraph->setUnits(Imperial);
-	_speedGraph->setUnits(Imperial);
-	_heartRateGraph->setUnits(Imperial);
+	for (int i = 0; i <_tabs.count(); i++)
+		_tabs.at(i)->setUnits(Imperial);
 	updateStatusBarInfo();
 }
 
@@ -1085,6 +1094,7 @@ void GUI::writeSettings()
 
 	settings.beginGroup(POI_SETTINGS_GROUP);
 	settings.setValue(SHOW_POI_SETTING, _showPOIAction->isChecked());
+	settings.setValue(OVERLAP_POI_SETTING, _overlapPOIAction->isChecked());
 
 	settings.remove(DISABLED_POI_FILE_SETTINGS_PREFIX);
 	settings.beginWriteArray(DISABLED_POI_FILE_SETTINGS_PREFIX);
@@ -1108,7 +1118,9 @@ void GUI::readSettings()
 	settings.endGroup();
 
 	settings.beginGroup(SETTINGS_SETTINGS_GROUP);
-	if (settings.value(UNITS_SETTING, Metric).toInt() == Imperial) {
+	Units u = QLocale::system().measurementSystem() == QLocale::ImperialSystem
+	  ? Imperial : Metric;
+	if (settings.value(UNITS_SETTING, u).toInt() == Imperial) {
 		setImperialUnits();
 		_imperialUnitsAction->setChecked(true);
 	} else
@@ -1139,6 +1151,11 @@ void GUI::readSettings()
 	settings.endGroup();
 
 	settings.beginGroup(POI_SETTINGS_GROUP);
+	if (settings.value(OVERLAP_POI_SETTING, true).toBool() == false) {
+		_track->setPOIOverlap(false);
+		_overlapPOIAction->setChecked(false);
+	} else
+		_overlapPOIAction->setChecked(true);
 	if (settings.value(SHOW_POI_SETTING, false).toBool() == true)
 		_showPOIAction->setChecked(true);
 	for (int i = 0; i < _poiFilesActions.count(); i++)

src/gui.h

@@ -4,7 +4,10 @@
 #include <QMainWindow>
 #include <QString>
 #include <QList>
+#include <QDate>
+#include <QPrinter>
 #include "poi.h"
+#include "margins.h"
 
 class QMenu;
 class QToolBar;
@@ -13,11 +16,9 @@ class QActionGroup;
 class QAction;
 class QLabel;
 class QSignalMapper;
+class QPrinter;
 class FileBrowser;
-class GraphView;
-class ElevationGraph;
-class SpeedGraph;
-class HeartRateGraph;
+class GraphTab;
 class TrackView;
 class Map;
 
@@ -27,6 +28,7 @@ class GUI : public QMainWindow
 
 public:
 	GUI(QWidget *parent = 0);
+	~GUI();
 
 	bool openFile(const QString &fileName);
 
@@ -34,13 +36,14 @@ private slots:
 	void about();
 	void keys();
 	void dataSources();
-	void saveFile();
-	void saveAs();
+	void printFile();
+	void exportFile();
 	void openFile();
 	void closeAll();
 	void reloadFile();
 	void openPOIFile();
 	void closePOIFiles();
+	void overlapPOIs(bool checked);
 	void showPOI(bool checked);
 	void showMap(bool checked);
 	void showGraphs(bool checked);
@@ -65,9 +68,12 @@ private slots:
 	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();
@@ -81,7 +87,7 @@ private:
 
 	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();
@@ -115,14 +121,15 @@ private:
 	QAction *_dataSourcesAction;
 	QAction *_aboutAction;
 	QAction *_aboutQtAction;
-	QAction *_saveFileAction;
-	QAction *_saveAsAction;
+	QAction *_printFileAction;
+	QAction *_exportFileAction;
 	QAction *_openFileAction;
 	QAction *_closeFileAction;
 	QAction *_reloadFileAction;
 	QAction *_openPOIAction;
 	QAction *_closePOIAction;
 	QAction *_showPOIAction;
+	QAction *_overlapPOIAction;
 	QAction *_showMapAction;
 	QAction *_fullscreenAction;
 	QAction *_clearMapCacheAction;
@@ -145,27 +152,30 @@ private:
 	QLabel *_distanceLabel;
 	QLabel *_timeLabel;
 
-	ElevationGraph *_elevationGraph;
-	SpeedGraph *_speedGraph;
-	HeartRateGraph *_heartRateGraph;
 	TrackView *_track;
+	QList<GraphTab*> _tabs;
 
 	POI _poi;
 	QList<Map*> _maps;
 
 	FileBrowser *_browser;
 	QList<QString> _files;
-	QString _saveFileName;
 	Map *_currentMap;
 
+	int _trackCount;
 	qreal _distance;
 	qreal _time;
-	int _trackCount;
+	DateRange _dateRange;
 
 	qreal _sliderPos;
 
 	int _frameStyle;
 	bool _showGraphs;
+
+	QString _exportFileName;
+	QPrinter::PaperSize _exportPaperSize;
+	QPrinter::Orientation _exportOrientation;
+	MarginsF _exportMargins;
 };
 
 #endif // GUI_H

src/heartrategraph.cpp

@@ -2,7 +2,7 @@
 #include "heartrategraph.h"
 
 
-HeartRateGraph::HeartRateGraph(QWidget *parent) : GraphView(parent)
+HeartRateGraph::HeartRateGraph(QWidget *parent) : GraphTab(parent)
 {
 	_units = Metric;
 

src/heartrategraph.h

@@ -1,26 +1,25 @@
 #ifndef HEARTRATEGRAPH_H
 #define HEARTRATEGRAPH_H
 
-#include "graphview.h"
-#include "units.h"
+#include "graphtab.h"
 
 class GPX;
 
-class HeartRateGraph : public GraphView
+class HeartRateGraph : public GraphTab
 {
 	Q_OBJECT
 
 public:
 	HeartRateGraph(QWidget *parent = 0);
 
+	QString label() const {return tr("Heart rate");}
 	void loadGPX(const GPX &gpx);
 	void clear();
 	void setUnits(enum Units units);
 
+private:
 	qreal avg() const;
 	qreal max() const {return bounds().bottom();}
-
-private:
 	void setXUnits();
 	void addInfo();
 

src/icons.h

@@ -3,8 +3,8 @@
 
 #define APP_ICON         ":/icons/gpxsee.png"
 #define OPEN_FILE_ICON   ":/icons/document-open.png"
-#define SAVE_FILE_ICON   ":/icons/document-save.png"
-#define SAVE_AS_ICON     ":/icons/document-save-as.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"

src/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/keys.h

@@ -12,10 +12,9 @@
 
 #define QUIT_SHORTCUT         QKeySequence::Quit
 #define OPEN_SHORTCUT         QKeySequence::Open
-#define SAVE_SHORTCUT         QKeySequence::Save
-#define SAVE_AS_SHORTCUT      QKeySequence::SaveAs
 #define CLOSE_SHORTCUT        QKeySequence::Close
 #define RELOAD_SHORTCUT       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::Forward

src/ll.cpp

@@ -35,6 +35,16 @@ QPointF ll2mercator(const QPointF &ll)
 	return m;
 }
 
+QPointF mercator2ll(const QPointF &m)
+{
+	QPointF ll;
+
+	ll.setX(m.x());
+	ll.setY(rad2deg(2 * atan(exp(deg2rad(m.y()))) - M_PI/2));
+
+	return ll;
+}
+
 QPoint mercator2tile(const QPointF &m, int z)
 {
 	QPoint tile;

src/ll.h

@@ -8,6 +8,7 @@
 #define ZOOM_MIN 3
 
 QPointF ll2mercator(const QPointF &ll);
+QPointF mercator2ll(const QPointF &m);
 qreal llDistance(const QPointF &p1, const QPointF &p2);
 QPoint mercator2tile(const QPointF &m, int zoom);
 QPointF tile2mercator(const QPoint &tile, int zoom);

src/map.cpp

@@ -25,36 +25,105 @@ void Map::emitLoaded()
 	emit loaded();
 }
 
-void Map::loadTiles(QList<Tile> &list)
+void Map::loadTiles(QList<Tile> &list, bool block)
+{
+	if (block)
+		loadTilesSync(list);
+	else
+		loadTilesAsync(list);
+}
+
+void Map::loadTilesAsync(QList<Tile> &list)
 {
 	QList<Download> dl;
 
-	for (int i = 0; i < list.size(); ++i) {
+	for (int i = 0; i < list.size(); i++) {
 		Tile &t = list[i];
-		QString file = TILES_DIR + QString("/%1/%2-%3-%4")
-		  .arg(_name).arg(t.zoom()).arg(t.xy().rx()).arg(t.xy().ry());
+		QString file = tileFile(t);
 		QFileInfo fi(file);
 
-		if (fi.exists()) {
-			if (!t.pixmap().load(file))
-				fprintf(stderr, "Error loading map tile: %s\n",
-				  qPrintable(file));
-		} else {
-			t.pixmap() = QPixmap(TILE_SIZE, TILE_SIZE);
-			t.pixmap().fill();
-
-			QString url(_url);
-			url.replace("$z", QString::number(t.zoom()));
-			url.replace("$x", QString::number(t.xy().x()));
-			url.replace("$y", QString::number(t.xy().y()));
-			dl.append(Download(url, file));
-		}
+		if (!fi.exists()) {
+			fillTile(t);
+			dl.append(Download(tileUrl(t), file));
+		} else
+			loadTileFile(t, file);
 	}
 
 	if (!dl.empty())
 		Downloader::instance().get(dl);
 }
 
+void Map::loadTilesSync(QList<Tile> &list)
+{
+	QList<Download> dl;
+
+	for (int i = 0; i < list.size(); i++) {
+		Tile &t = list[i];
+		QString file = tileFile(t);
+		QFileInfo fi(file);
+
+		if (!fi.exists())
+			dl.append(Download(tileUrl(t), file));
+		else
+			loadTileFile(t, file);
+	}
+
+	if (dl.empty())
+		return;
+
+	QEventLoop wait;
+	connect(&Downloader::instance(), SIGNAL(finished()), &wait, SLOT(quit()));
+	if (Downloader::instance().get(dl))
+		wait.exec();
+
+	for (int i = 0; i < list.size(); i++) {
+		Tile &t = list[i];
+
+		if (t.pixmap().isNull()) {
+			QString file = tileFile(t);
+			QFileInfo fi(file);
+
+			if (!(fi.exists() && loadTileFile(t, file)))
+				fillTile(t);
+		}
+	}
+}
+
+void Map::fillTile(Tile &tile)
+{
+	tile.pixmap() = QPixmap(TILE_SIZE, TILE_SIZE);
+	tile.pixmap().fill();
+}
+
+bool Map::loadTileFile(Tile &tile, const QString &file)
+{
+	if (!tile.pixmap().load(file)) {
+		fprintf(stderr, "%s: error loading tile file\n", qPrintable(file));
+		return false;
+	}
+
+	return true;
+}
+
+QString Map::tileUrl(const Tile &tile)
+{
+	QString url(_url);
+
+	url.replace("$z", QString::number(tile.zoom()));
+	url.replace("$x", QString::number(tile.xy().x()));
+	url.replace("$y", QString::number(tile.xy().y()));
+
+	return url;
+}
+
+QString Map::tileFile(const Tile &tile)
+{
+	QString file = TILES_DIR + QString("/%1/%2-%3-%4").arg(_name)
+	  .arg(tile.zoom()).arg(tile.xy().x()).arg(tile.xy().y());
+
+	return file;
+}
+
 void Map::clearCache()
 {
 	QString path = TILES_DIR + QString("/") + _name;

src/map.h

@@ -10,7 +10,7 @@ public:
 		{_xy = xy; _zoom = zoom;}
 
 	int zoom() const {return _zoom;}
-	QPoint& xy() {return _xy;}
+	const QPoint& xy() const {return _xy;}
 	QPixmap& pixmap() {return _pixmap;}
 
 private:
@@ -29,7 +29,7 @@ public:
 	  const QString &url = QString());
 
 	const QString &name() const {return _name;}
-	void loadTiles(QList<Tile> &list);
+	void loadTiles(QList<Tile> &list, bool block);
 	void clearCache();
 
 signals:
@@ -39,6 +39,14 @@ private slots:
 	void emitLoaded();
 
 private:
+	QString tileUrl(const Tile &tile);
+	QString tileFile(const Tile &tile);
+	bool loadTileFile(Tile &tile, const QString &file);
+	void fillTile(Tile &tile);
+
+	void loadTilesAsync(QList<Tile> &list);
+	void loadTilesSync(QList<Tile> &list);
+
 	QString _name;
 	QString _url;
 };

src/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/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/misc.cpp

@@ -0,0 +1,86 @@
+#include <cmath>
+#include <QApplication>
+#include "misc.h"
+
+
+double niceNum(double x, int round)
+{
+	int expv;
+	double f;
+	double nf;
+
+	expv = (int)floor(log10(x));
+	f = x / pow(10.0, expv);
+
+	if (round) {
+		if (f < 1.5)
+			nf = 1.0;
+		else if (f < 3.0)
+			nf = 2.0;
+		else if (f < 7.0)
+			nf = 5.0;
+		else
+			nf = 10.0;
+	} else {
+		if (f <= 1.0)
+			nf = 1.0;
+		else if (f <= 2.0)
+			nf = 2.0;
+		else if (f <= 5.0)
+			nf = 5.0;
+		else
+			nf = 10.0;
+	}
+
+	return nf * pow(10.0, expv);
+}
+
+QString timeSpan(qreal time)
+{
+	unsigned h, m, s;
+
+	h = time / 3600;
+	m = (time - (h * 3600)) / 60;
+	s = time - (h * 3600) - (m * 60);
+
+	return QString("%1:%2:%3").arg(h).arg(m, 2, 10, QChar('0'))
+	  .arg(s, 2, 10, QChar('0'));
+}
+
+QString distance(qreal value, Units units)
+{
+	if (units == Imperial) {
+		if (value < MIINM)
+			return QString::number(value * M2FT, 'f', 0) + UNIT_SPACE
+			  + qApp->translate("Misc", "ft");
+		else
+			return QString::number(value * M2MI, 'f', 1) + UNIT_SPACE
+			  + qApp->translate("Misc", "mi");
+	} else {
+		if (value < KMINM)
+			return QString::number(value, 'f', 0) + UNIT_SPACE
+			  + qApp->translate("Misc", "m");
+		else
+			return QString::number(value * M2KM, 'f', 1) + UNIT_SPACE
+			  + qApp->translate("Misc", "km");
+	}
+}
+
+QString elevation(qreal value, Units units)
+{
+	if (units == Metric)
+		return QString::number(value, 'f', 0) + UNIT_SPACE
+		  + qApp->translate("Misc", "m");
+	else
+		return QString::number(value * M2FT, 'f', 0) + UNIT_SPACE
+		  + qApp->translate("Misc", "ft");
+}
+
+QString coordinates(const QPointF &value)
+{
+	QChar yH = (value.y() < 0) ? 'S' : 'N';
+	QChar xH = (value.x() < 0) ? 'W' : 'E';
+
+	return QString::number(qAbs(value.y()), 'f', 5) + yH + "," + QChar(0x00A0)
+	  + QString::number(qAbs(value.x()), 'f', 5) + xH;
+}

src/misc.h

@@ -0,0 +1,15 @@
+#ifndef MISC_H
+#define MISC_H
+
+#include <QString>
+#include <QPoint>
+#include "units.h"
+
+double niceNum(double x, int round);
+
+QString timeSpan(qreal time);
+QString distance(qreal value, Units units);
+QString elevation(qreal value, Units units);
+QString coordinates(const QPointF &value);
+
+#endif // MISC_H

src/nicenum.cpp

@@ -1,34 +0,0 @@
-#include <cmath>
-#include "nicenum.h"
-
-double niceNum(double x, int round)
-{
-	int expv;
-	double f;
-	double nf;
-
-	expv = (int)floor(log10(x));
-	f = x / pow(10.0, expv);
-
-	if (round) {
-		if (f < 1.5)
-			nf = 1.0;
-		else if (f < 3.0)
-			nf = 2.0;
-		else if (f < 7.0)
-			nf = 5.0;
-		else
-			nf = 10.0;
-	} else {
-		if (f <= 1.0)
-			nf = 1.0;
-		else if (f <= 2.0)
-			nf = 2.0;
-		else if (f <= 5.0)
-			nf = 5.0;
-		else
-			nf = 10.0;
-	}
-
-	return nf * pow(10.0, expv);
-}

src/nicenum.h

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

src/parser.cpp

@@ -1,38 +1,65 @@
 #include "parser.h"
 
 
-void Parser::handleExtensionData(QStringRef element, const QString &value)
+void Parser::handleTrackpointData(DataType type, const QString &value)
 {
-	if (element == "speed")
-		_track->last().speed = value.toDouble();
-	else if (element == "hr" || element == "heartrate")
-		_track->last().heartRate = value.toDouble();
+	switch (type) {
+		case Elevation:
+			_track->last().setElevation(value.toLatin1().toDouble());
+			break;
+		case Time:
+			_track->last().setTimestamp(QDateTime::fromString(value.toLatin1(),
+			  Qt::ISODate));
+			break;
+		case Geoidheight:
+			_track->last().setGeoidHeight(value.toLatin1().toDouble());
+			break;
+		case Speed:
+			_track->last().setSpeed(value.toDouble());
+			break;
+		case HeartRate:
+			_track->last().setHeartRate(value.toDouble());
+			break;
+		case Temperature:
+			_track->last().setTemperature(value.toDouble());
+			break;
+		default:
+			break;
+	}
 }
 
-void Parser::handleTrekPointData(QStringRef element, const QString &value)
+void Parser::handleWaypointData(DataType type, const QString &value)
 {
-	if (element == "ele")
-		_track->last().elevation = value.toLatin1().toDouble();
-	else if (element == "time")
-		_track->last().timestamp = QDateTime::fromString(value.toLatin1(),
-		  Qt::ISODate);
-	else if (element == "geoidheight")
-		_track->last().geoidheight = value.toLatin1().toDouble();
+	switch (type) {
+		case Name:
+			_waypoints.last().setName(value);
+			break;
+		case Description:
+			_waypoints.last().setDescription(value);
+			break;
+	    case Time:
+		    _waypoints.last().setTimestamp(QDateTime::fromString(
+			  value.toLatin1(), Qt::ISODate));
+		    break;
+	    case Elevation:
+		    _waypoints.last().setElevation(value.toLatin1().toDouble());
+		    break;
+	    case Geoidheight:
+		    _waypoints.last().setGeoidHeight(value.toLatin1().toDouble());
+		    break;
+		default:
+			break;
+	}
 }
 
-void Parser::handleWayPointData(QStringRef element, const QString &value)
+void Parser::handleTrackpointAttributes(const QXmlStreamAttributes &attr)
 {
-	if (element == "name")
-		_waypoints.last().setDescription(value);
+	_track->last().setCoordinates(QPointF(
+	  attr.value("lon").toLatin1().toDouble(),
+	  attr.value("lat").toLatin1().toDouble()));
 }
 
-void Parser::handleTrekPointAttributes(const QXmlStreamAttributes &attr)
-{
-	_track->last().coordinates.setY(attr.value("lat").toLatin1().toDouble());
-	_track->last().coordinates.setX(attr.value("lon").toLatin1().toDouble());
-}
-
-void Parser::handleWayPointAttributes(const QXmlStreamAttributes &attr)
+void Parser::handleWaypointAttributes(const QXmlStreamAttributes &attr)
 {
 	_waypoints.last().setCoordinates(QPointF(
 	  attr.value("lon").toLatin1().toDouble(),
@@ -43,7 +70,9 @@ void Parser::tpExtension()
 {
 	while (_reader.readNextStartElement()) {
 		if (_reader.name() == "hr")
-			handleExtensionData(_reader.name(), _reader.readElementText());
+			handleTrackpointData(HeartRate, _reader.readElementText());
+		else if (_reader.name() == "atemp")
+			handleTrackpointData(Temperature, _reader.readElementText());
 		else
 			_reader.skipCurrentElement();
 	}
@@ -52,9 +81,12 @@ void Parser::tpExtension()
 void Parser::extensions()
 {
 	while (_reader.readNextStartElement()) {
-		if (_reader.name() == "speed" || _reader.name() == "hr"
-		  || _reader.name() == "heartrate")
-			handleExtensionData(_reader.name(), _reader.readElementText());
+		if (_reader.name() == "speed")
+			handleTrackpointData(Speed, _reader.readElementText());
+		else if (_reader.name() == "hr" || _reader.name() == "heartrate")
+			handleTrackpointData(HeartRate, _reader.readElementText());
+		else if (_reader.name() == "temp")
+			handleTrackpointData(Temperature, _reader.readElementText());
 		else if (_reader.name() == "TrackPointExtension")
 			tpExtension();
 		else
@@ -62,12 +94,15 @@ void Parser::extensions()
 	}
 }
 
-void Parser::trackPointData()
+void Parser::trackpointData()
 {
 	while (_reader.readNextStartElement()) {
-		if (_reader.name() == "ele" || _reader.name() == "time"
-		  || _reader.name() == "geoidheight")
-			handleTrekPointData(_reader.name(), _reader.readElementText());
+		if (_reader.name() == "ele")
+			handleTrackpointData(Elevation, _reader.readElementText());
+		else if (_reader.name() == "time")
+			handleTrackpointData(Time, _reader.readElementText());
+		else if (_reader.name() == "geoidheight")
+			handleTrackpointData(Geoidheight, _reader.readElementText());
 		else if (_reader.name() == "extensions")
 			extensions();
 		else
@@ -75,13 +110,13 @@ void Parser::trackPointData()
 	}
 }
 
-void Parser::trackPoints()
+void Parser::trackpoints()
 {
 	while (_reader.readNextStartElement()) {
 		if (_reader.name() == "trkpt") {
 			_track->append(Trackpoint());
-			handleTrekPointAttributes(_reader.attributes());
-			trackPointData();
+			handleTrackpointAttributes(_reader.attributes());
+			trackpointData();
 		} else
 			_reader.skipCurrentElement();
 	}
@@ -91,17 +126,25 @@ void Parser::track()
 {
 	while (_reader.readNextStartElement()) {
 		if (_reader.name() == "trkseg") {
-			trackPoints();
+			trackpoints();
 		} else
 			_reader.skipCurrentElement();
 	}
 }
 
-void Parser::wayPointData()
+void Parser::waypointData()
 {
 	while (_reader.readNextStartElement()) {
 		if (_reader.name() == "name")
-			handleWayPointData(_reader.name(), _reader.readElementText());
+			handleWaypointData(Name, _reader.readElementText());
+		else if (_reader.name() == "desc")
+			handleWaypointData(Description, _reader.readElementText());
+		else if (_reader.name() == "ele")
+			handleWaypointData(Elevation, _reader.readElementText());
+		else if (_reader.name() == "geoidheight")
+			handleWaypointData(Geoidheight, _reader.readElementText());
+		else if (_reader.name() == "time")
+			handleWaypointData(Time, _reader.readElementText());
 		else
 			_reader.skipCurrentElement();
 	}
@@ -116,8 +159,8 @@ void Parser::gpx()
 			track();
 		} else if (_reader.name() == "wpt") {
 			_waypoints.append(Waypoint());
-			handleWayPointAttributes(_reader.attributes());
-			wayPointData();
+			handleWaypointAttributes(_reader.attributes());
+			waypointData();
 		} else
 			_reader.skipCurrentElement();
 	}

src/parser.h

@@ -18,20 +18,24 @@ public:
 	int errorLine() const {return _reader.lineNumber();}
 
 private:
+	enum DataType {
+		Name, Description, Elevation, Time, Geoidheight, Speed, HeartRate,
+		Temperature
+	};
+
 	bool parse();
 	void gpx();
 	void track();
-	void trackPoints();
+	void trackpoints();
 	void tpExtension();
 	void extensions();
-	void trackPointData();
-	void wayPointData();
+	void trackpointData();
+	void waypointData();
 
-	void handleWayPointAttributes(const QXmlStreamAttributes &attr);
-	void handleWayPointData(QStringRef element, const QString &value);
-	void handleTrekPointAttributes(const QXmlStreamAttributes &attr);
-	void handleTrekPointData(QStringRef element, const QString &value);
-	void handleExtensionData(QStringRef element, const QString &value);
+	void handleWaypointAttributes(const QXmlStreamAttributes &attr);
+	void handleWaypointData(DataType type, const QString &value);
+	void handleTrackpointAttributes(const QXmlStreamAttributes &attr);
+	void handleTrackpointData(DataType type, const QString &value);
 
 	QXmlStreamReader _reader;
 	QList<QVector<Trackpoint> > &_tracks;

src/poi.cpp

@@ -1,6 +1,8 @@
 #include <QFile>
 #include <QSet>
 #include <QList>
+#include <QPainterPath>
+#include "waypointitem.h"
 #include "ll.h"
 #include "gpx.h"
 #include "poi.h"
@@ -105,10 +107,18 @@ bool POI::loadCSVFile(const QString &fileName)
 			_errorLine = ln;
 			return false;
 		}
-		QByteArray ba = list[2].trimmed();
+		Waypoint wp(QPointF(lon, lat));
 
-		_data.append(Waypoint(QPointF(lon, lat),
-		  QString::fromUtf8(ba.data(), ba.size())));
+		QByteArray ba = list[2].trimmed();
+		QString name = QString::fromUtf8(ba.data(), ba.size());
+		wp.setName(name);
+
+		if (list.size() > 3) {
+			ba = list[3].trimmed();
+			wp.setDescription(QString::fromUtf8(ba.data(), ba.size()));
+		}
+
+		_data.append(wp);
 		ln++;
 	}
 	index.end = _data.size() - 1;
@@ -135,14 +145,39 @@ static bool cb(size_t data, void* context)
 	return true;
 }
 
-QVector<Waypoint> POI::points(const QVector<QPointF> &path, qreal radius) const
+QVector<Waypoint> POI::points(const QPainterPath &path, qreal radius) const
 {
 	QVector<Waypoint> ret;
 	QSet<int> set;
 	qreal min[2], max[2];
 
-	for (int i = 0; i < path.count(); i++) {
-		const QPointF &p = path.at(i);
+	for (int i = 0; i < path.elementCount(); i++) {
+		QPointF p = mercator2ll(path.elementAt(i));
+		min[0] = p.x() - radius;
+		min[1] = -p.y() - radius;
+		max[0] = p.x() + radius;
+		max[1] = -p.y() + radius;
+		_tree.Search(min, max, cb, &set);
+	}
+
+	QSet<int>::const_iterator i = set.constBegin();
+	while (i != set.constEnd()) {
+		ret.append(_data.at(*i));
+		++i;
+	}
+
+	return ret;
+}
+
+QVector<Waypoint> POI::points(const QList<WaypointItem*> &list, qreal radius)
+  const
+{
+	QVector<Waypoint> ret;
+	QSet<int> set;
+	qreal min[2], max[2];
+
+	for (int i = 0; i < list.count(); i++) {
+		const QPointF &p = list.at(i)->waypoint().coordinates();
 		min[0] = p.x() - radius;
 		min[1] = p.y() - radius;
 		max[0] = p.x() + radius;

src/poi.h

@@ -8,6 +8,10 @@
 #include "waypoint.h"
 #include "rtree.h"
 
+class QPainterPath;
+class WaypointItem;
+
+#define POI_RADIUS 0.01
 
 class POI
 {
@@ -17,8 +21,11 @@ public:
 	const QString &errorString() const {return _error;}
 	int errorLine() const {return _errorLine;}
 
-	QVector<Waypoint> points(const QVector<QPointF> &path,
-	  qreal radius = 0.01) const;
+	QVector<Waypoint> points(const QPainterPath &path,
+	  qreal radius = POI_RADIUS) const;
+	QVector<Waypoint> points(const QList<WaypointItem*> &list,
+	  qreal radius = POI_RADIUS) const;
+
 	const QStringList &files() const {return _files;}
 	void enableFile(const QString &fileName, bool enable);
 	void clear();

src/scaleitem.cpp

@@ -1,7 +1,7 @@
 #include <QPainter>
 #include "config.h"
 #include "ll.h"
-#include "nicenum.h"
+#include "misc.h"
 #include "scaleitem.h"
 
 
@@ -67,14 +67,12 @@ void ScaleItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 	for (int i = 0; i < SEGMENTS; i += 2)
 		painter->fillRect(QRectF(i * _width, br.height() + PADDING, _width,
 		  SCALE_HEIGHT), Qt::black);
-
-	if (aa)
-		painter->setRenderHint(QPainter::Antialiasing, true);
-
 /*
 	painter->setPen(Qt::red);
 	painter->drawRect(boundingRect());
 */
+	if (aa)
+		painter->setRenderHint(QPainter::Antialiasing, true);
 }
 
 QString ScaleItem::units() const

src/settings.h

@@ -15,6 +15,7 @@
 #define SHOW_MAP_SETTING                  "show"
 
 #define POI_SETTINGS_GROUP	              "POI"
+#define OVERLAP_POI_SETTING               "overlap"
 #define SHOW_POI_SETTING                  "show"
 #define DISABLED_POI_FILE_SETTINGS_PREFIX "disabled"
 #define DISABLED_POI_FILE_SETTING         "file"

src/speedgraph.cpp

@@ -3,7 +3,7 @@
 #include "speedgraph.h"
 
 
-SpeedGraph::SpeedGraph(QWidget *parent) : GraphView(parent)
+SpeedGraph::SpeedGraph(QWidget *parent) : GraphTab(parent)
 {
 	_units = Metric;
 

src/speedgraph.h

@@ -2,26 +2,25 @@
 #define SPEEDGRAPH_H
 
 #include <QList>
-#include "graphview.h"
-#include "units.h"
+#include "graphtab.h"
 
 class GPX;
 
-class SpeedGraph : public GraphView
+class SpeedGraph : public GraphTab
 {
 	Q_OBJECT
 
 public:
 	SpeedGraph(QWidget *parent = 0);
 
+	QString label() const {return tr("Speed");}
 	void loadGPX(const GPX &gpx);
 	void clear();
 	void setUnits(enum Units units);
 
+private:
 	qreal avg() const;
 	qreal max() const {return bounds().bottom();}
-
-private:
 	void setXUnits();
 	void setYUnits();
 	void addInfo();

src/temperaturegraph.cpp

@@ -0,0 +1,115 @@
+#include "gpx.h"
+#include "temperaturegraph.h"
+
+
+TemperatureGraph::TemperatureGraph(QWidget *parent) : GraphTab(parent)
+{
+	_units = Metric;
+
+	setYUnits();
+	setXLabel(tr("Distance"));
+	setYLabel(tr("Temperature"));
+
+	setSliderPrecision(1);
+}
+
+void TemperatureGraph::addInfo()
+{
+	GraphView::addInfo(tr("Average"), QString::number(avg() * yScale()
+	  + yOffset(), 'f', 1) + UNIT_SPACE + yUnits());
+	GraphView::addInfo(tr("Minimum"), QString::number(min() * yScale()
+	  + yOffset(),  'f', 1) + UNIT_SPACE + yUnits());
+	GraphView::addInfo(tr("Maximum"), QString::number(max() * yScale()
+	  + yOffset(),  'f', 1) + UNIT_SPACE + yUnits());
+
+	redraw();
+}
+
+void TemperatureGraph::loadGPX(const GPX &gpx)
+{
+	for (int i = 0; i < gpx.trackCount(); i++) {
+		QVector<QPointF> data;
+		qreal sum = 0, w = 0;
+
+		gpx.track(i).temperatureGraph(data);
+		if (data.count() < 2) {
+			skipColor();
+			continue;
+		}
+
+		for (int j = 1; j < data.size(); j++) {
+			sum += data.at(j).y() * (data.at(j).x() - data.at(j-1).x());
+			w += data.at(j).x() - data.at(j-1).x();
+		}
+		_avg.append(QPointF(gpx.track(i).distance(), sum/w));
+
+		loadData(data);
+	}
+
+	setXUnits();
+	addInfo();
+}
+
+qreal TemperatureGraph::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 TemperatureGraph::clear()
+{
+	_avg.clear();
+
+	GraphView::clear();
+}
+
+void TemperatureGraph::setXUnits()
+{
+	if (_units == Metric) {
+		if (bounds().width() < KMINM) {
+			GraphView::setXUnits(tr("m"));
+			setXScale(1);
+		} else {
+			GraphView::setXUnits(tr("km"));
+			setXScale(M2KM);
+		}
+	} else {
+		if (bounds().width() < MIINM) {
+			GraphView::setXUnits(tr("ft"));
+			setXScale(M2FT);
+		} else {
+			GraphView::setXUnits(tr("mi"));
+			setXScale(M2MI);
+		}
+	}
+}
+
+void TemperatureGraph::setYUnits()
+{
+	if (_units == Metric) {
+		GraphView::setYUnits(QChar(0x00B0) + tr("C"));
+		setYScale(1);
+		setYOffset(0);
+	} else {
+		GraphView::setYUnits(QChar(0x00B0) + tr("F"));
+		setYScale(C2FS);
+		setYOffset(C2FO);
+	}
+}
+
+void TemperatureGraph::setUnits(enum Units units)
+{
+	_units = units;
+	setXUnits();
+	setYUnits();
+
+	clearInfo();
+	addInfo();
+}

src/temperaturegraph.h

@@ -0,0 +1,32 @@
+#ifndef TEMPERATUREGRAPH_H
+#define TEMPERATUREGRAPH_H
+
+#include "graphtab.h"
+
+class GPX;
+
+class TemperatureGraph : public GraphTab
+{
+	Q_OBJECT
+
+public:
+	TemperatureGraph(QWidget *parent = 0);
+
+	QString label() const {return tr("Temperature");}
+	void loadGPX(const GPX &gpx);
+	void clear();
+	void setUnits(enum Units units);
+
+private:
+	qreal avg() const;
+	qreal min() const {return bounds().top();}
+	qreal max() const {return bounds().bottom();}
+	void setXUnits();
+	void setYUnits();
+	void addInfo();
+
+	QList<QPointF> _avg;
+	enum Units _units;
+};
+
+#endif // TEMPERATUREGRAPH_H

src/tooltip.cpp

@@ -0,0 +1,20 @@
+#include "tooltip.h"
+
+void ToolTip::insert(const QString &key, const QString &value)
+{
+	QPair<QString, QString> entry(key, value);
+	_list.append(entry);
+}
+
+QString ToolTip::toString()
+{
+	QString ret = "<table>";
+
+	for (int i = 0; i < _list.count(); i++)
+		ret += "<tr><td align=\"right\"><b>" + _list.at(i).first
+		  + ":&nbsp;</b></td><td>" + _list.at(i).second + "</td></tr>";
+
+	ret += "</table>";
+
+	return ret;
+}

src/tooltip.h

@@ -0,0 +1,18 @@
+#ifndef TOOLTIP_H
+#define TOOLTIP_H
+
+#include <QString>
+#include <QList>
+#include <QPair>
+
+class ToolTip
+{
+public:
+	void insert(const QString &key, const QString &value);
+	QString toString();
+
+private:
+	QList<QPair<QString, QString> > _list;
+};
+
+#endif // TOOLTIP_H

src/track.cpp

@@ -81,41 +81,35 @@ static QVector<QPointF> filter(const QVector<QPointF> &v, int window)
 
 Track::Track(const QVector<Trackpoint> &data) : _data(data)
 {
-	_distance = 0;
+	qreal dist = 0;
 
-	for (int i = 1; i < _data.count(); i++)
-		_dd.append(llDistance(_data.at(i).coordinates,
-		  _data.at(i-1).coordinates));
-
-	for (int i = 0; i < _dd.size(); i++)
-		_distance += _dd.at(i);
+	_dd.append(dist);
+	for (int i = 1; i < _data.count(); i++) {
+		dist += llDistance(_data.at(i).coordinates(),
+		  _data.at(i-1).coordinates());
+		_dd.append(dist);
+	}
 }
 
 void Track::elevationGraph(QVector<QPointF> &graph) const
 {
-	qreal dist = 0;
 	QVector<QPointF> raw;
 
 	if (!_data.size())
 		return;
 
-	if (!_data.at(0).hasElevation())
-		return;
-	raw.append(QPointF(0, _data.at(0).elevation - _data.at(0).geoidheight));
-	for (int i = 1; i < _data.size(); i++) {
-		dist += _dd.at(i-1);
-		if (!_data.at(i).hasElevation())
-			return;
-		raw.append(QPointF(dist,  _data.at(i).elevation
-		  - _data.at(i).geoidheight));
-	}
+	for (int i = 0; i < _data.size(); i++)
+		if (_data.at(i).hasElevation())
+			raw.append(QPointF(_dd.at(i), _data.at(i).elevation()
+			  - _data.at(i).geoidHeight()));
 
 	graph = filter(raw, WINDOW_EF);
 }
 
 void Track::speedGraph(QVector<QPointF> &graph) const
 {
-	qreal dist = 0, v, ds, dt;
+	qreal v, ds;
+	qint64 dt;
 	QVector<QPointF> raw;
 
 	if (!_data.size())
@@ -123,18 +117,18 @@ void Track::speedGraph(QVector<QPointF> &graph) const
 
 	raw.append(QPointF(0, 0));
 	for (int i = 1; i < _data.size(); i++) {
-		ds = _dd.at(i-1);
-		dt = _data.at(i-1).timestamp.msecsTo(_data.at(i).timestamp) / 1000.0;
-		dist += ds;
-
-		if (!_data.at(i).hasSpeed()) {
-			if (dt == 0)
+		if (_data.at(i).hasSpeed())
+			v = _data.at(i).speed();
+		else if (_data.at(i).hasTimestamp()) {
+			dt = _data.at(i-1).timestamp().msecsTo(_data.at(i).timestamp());
+			if (!dt)
 				continue;
-			v = ds / dt;
+			ds = _dd.at(i) - _dd.at(i-1);
+			v = ds / ((qreal)dt / 1000.0);
 		} else
-			v = _data.at(i).speed;
+			continue;
 
-		raw.append(QPointF(dist, v));
+		raw.append(QPointF(_dd.at(i), v));
 	}
 
 	graph = filter(eliminate(raw, WINDOW_SE), WINDOW_SF);
@@ -142,29 +136,32 @@ void Track::speedGraph(QVector<QPointF> &graph) const
 
 void Track::heartRateGraph(QVector<QPointF> &graph) const
 {
-	qreal dist = 0;
 	QVector<QPointF> raw;
 
 	if (!_data.size())
 		return;
 
-	if (!_data.at(0).hasHeartRate())
-		return;
-	raw.append(QPointF(0, _data.at(0).heartRate));
-	for (int i = 1; i < _data.count(); i++) {
-		if (!_data.at(i).hasHeartRate())
-			return;
-		dist += _dd.at(i-1);
-		raw.append(QPointF(dist, _data.at(i).heartRate));
-	}
+	for (int i = 0; i < _data.count(); i++)
+		if (_data.at(i).hasHeartRate())
+			raw.append(QPointF(_dd.at(i), _data.at(i).heartRate()));
 
 	graph = filter(eliminate(raw, WINDOW_HE), WINDOW_HF);
 }
 
+void Track::temperatureGraph(QVector<QPointF> &graph) const
+{
+	if (!_data.size())
+		return;
+
+	for (int i = 0; i < _data.size(); i++)
+		if (_data.at(i).hasTemperature())
+			graph.append(QPointF(_dd.at(i), _data.at(i).temperature()));
+}
+
 void Track::track(QVector<QPointF> &track) const
 {
 	for (int i = 0; i < _data.size(); i++)
-		track.append(_data.at(i).coordinates);
+		track.append(_data.at(i).coordinates());
 }
 
 qreal Track::time() const
@@ -172,14 +169,14 @@ qreal Track::time() const
 	if (_data.size() < 2)
 		return 0;
 
-	return (_data.at(0).timestamp.msecsTo(_data.at(_data.size() - 1).timestamp)
+	return (_data.first().timestamp().msecsTo(_data.last().timestamp())
 	  / 1000.0);
 }
 
 QDateTime Track::date() const
 {
 	if (_data.size())
-		return _data.at(0).timestamp;
+		return _data.first().timestamp();
 	else
 		return QDateTime();
 }

src/track.h

@@ -13,11 +13,14 @@ public:
 	void elevationGraph(QVector<QPointF> &graph) const;
 	void speedGraph(QVector<QPointF> &graph) const;
 	void heartRateGraph(QVector<QPointF> &graph) const;
+	void temperatureGraph(QVector<QPointF> &graph) const;
 	void track(QVector<QPointF> &track) const;
-	qreal distance() const {return _distance;}
+	qreal distance() const {return _dd.last();}
 	qreal time() const;
 	QDateTime date() const;
 
+	bool isNull() const {return (_data.count() < 2) ? true : false;}
+
 private:
 	const QVector<Trackpoint> &_data;
 	QVector<qreal> _dd;

src/trackinfo.cpp

@@ -0,0 +1,40 @@
+#include <QPaintEngine>
+#include <QPaintDevice>
+#include "config.h"
+#include "infoitem.h"
+#include "trackinfo.h"
+
+
+TrackInfo::TrackInfo(QObject *parent) : QGraphicsScene(parent)
+{
+	_info = new InfoItem();
+	addItem(_info);
+}
+
+void TrackInfo::insert(const QString &key, const QString &value)
+{
+	_info->insert(key, value);
+}
+
+void TrackInfo::plot(QPainter *painter, const QRectF &target)
+{
+	qreal ratio = painter->paintEngine()->paintDevice()->logicalDpiX()
+	  / SCREEN_DPI;
+	QSizeF canvas = QSizeF(target.width() / ratio, target.height() / ratio);
+	QSizeF diff = QSizeF(qAbs(canvas.width() - sceneRect().width()),
+	  qAbs(canvas.height() - sceneRect().height()));
+	QRectF adj = sceneRect().adjusted(0, -diff.height()/2, diff.width(),
+	  diff.height()/2);
+
+	render(painter, target, adj);
+}
+
+bool TrackInfo::isEmpty() const
+{
+	return _info->isEmpty();
+}
+
+QSizeF TrackInfo::contentSize() const
+{
+	return sceneRect().size();
+}

src/trackinfo.h

@@ -0,0 +1,24 @@
+#ifndef TRACKINFO_H
+#define TRACKINFO_H
+
+#include <QGraphicsScene>
+
+class InfoItem;
+
+class TrackInfo : public QGraphicsScene
+{
+	Q_OBJECT
+
+public:
+	TrackInfo(QObject *parent = 0);
+
+	void insert(const QString &key, const QString &value);
+	void plot(QPainter *painter, const QRectF &target);
+	bool isEmpty() const;
+	QSizeF contentSize() const;
+
+private:
+	InfoItem *_info;
+};
+
+#endif // TRACKINFO_H

src/trackitem.cpp

@@ -0,0 +1,87 @@
+#include <QApplication>
+#include <QCursor>
+#include <QPen>
+#include "ll.h"
+#include "misc.h"
+#include "tooltip.h"
+#include "trackitem.h"
+
+
+#define TRACK_WIDTH     3
+
+QString TrackItem::toolTip()
+{
+	ToolTip tt;
+
+	tt.insert(qApp->translate("TrackItem", "Distance"),
+	  ::distance(_distance, _units));
+	if  (_time > 0)
+		tt.insert(qApp->translate("TrackItem", "Time"), ::timeSpan(_time));
+	if (!_date.isNull())
+		tt.insert(qApp->translate("TrackItem", "Date"),
+		  _date.toString(Qt::SystemLocaleShortDate));
+
+	return tt.toString();
+}
+
+void TrackItem::updateShape()
+{
+	QPainterPathStroker s;
+	s.setWidth(TRACK_WIDTH * 1.0/scale());
+	_shape = s.createStroke(path().simplified());
+}
+
+TrackItem::TrackItem(const Track &track, QGraphicsItem *parent)
+  : QGraphicsPathItem(parent)
+{
+	QVector<QPointF> t;
+	QPainterPath path;
+
+	track.track(t);
+	Q_ASSERT(t.count() >= 2);
+
+	const QPointF &p = t.at(0);
+	path.moveTo(ll2mercator(QPointF(p.x(), -p.y())));
+	for (int i = 1; i < t.size(); i++) {
+		const QPointF &p = t.at(i);
+		path.lineTo(ll2mercator(QPointF(p.x(), -p.y())));
+	}
+
+	_units = Metric;
+	_date = track.date();
+	_distance = track.distance();
+	_time = track.time();
+
+	setPath(path);
+	setToolTip(toolTip());
+	setCursor(Qt::ArrowCursor);
+
+	updateShape();
+
+	QBrush brush(Qt::SolidPattern);
+	QPen pen(brush, TRACK_WIDTH);
+	setPen(pen);
+}
+
+void TrackItem::setScale(qreal scale)
+{
+	QGraphicsPathItem::setScale(scale);
+	updateShape();
+
+	QPen p(pen());
+	p.setWidthF(TRACK_WIDTH * 1.0/scale);
+	setPen(p);
+}
+
+void TrackItem::setColor(const QColor &color)
+{
+	QPen p(pen());
+	p.setColor(color);
+	setPen(p);
+}
+
+void TrackItem::setUnits(enum Units units)
+{
+	_units = units;
+	setToolTip(toolTip());
+}

src/trackitem.h

@@ -0,0 +1,32 @@
+#ifndef TRACKITEM_H
+#define TRACKITEM_H
+
+#include <QGraphicsPathItem>
+#include <QDateTime>
+#include "units.h"
+#include "track.h"
+
+class TrackItem : public QGraphicsPathItem
+{
+public:
+	TrackItem(const Track &track, QGraphicsItem *parent = 0);
+
+	QPainterPath shape() const {return _shape;}
+	void setScale(qreal scale);
+
+	void setUnits(enum Units units);
+	void setColor(const QColor &color);
+
+private:
+	void updateShape();
+	QString toolTip();
+
+	QPainterPath _shape;
+
+	Units _units;
+	QDateTime _date;
+	qreal _time;
+	qreal _distance;
+};
+
+#endif // TRACKITEM_H

src/trackpoint.cpp

@@ -0,0 +1,11 @@
+#include "trackpoint.h"
+
+QDebug operator<<(QDebug dbg, const Trackpoint &trackpoint)
+{
+	dbg.nospace() << "Trackpoint(" << trackpoint.coordinates() << ", "
+	  << trackpoint.timestamp() << ", " << trackpoint.elevation() << ", "
+	  << trackpoint.geoidHeight() << ", " << trackpoint.speed() << ", "
+	  << trackpoint.heartRate() << ", " << trackpoint.temperature() << ")";
+
+	return dbg.maybeSpace();
+}

src/trackpoint.h

@@ -3,28 +3,51 @@
 
 #include <QPointF>
 #include <QDateTime>
+#include <QDebug>
 #include <cmath>
 
 class Trackpoint
 {
 public:
 	Trackpoint() {
-		elevation = NAN;
-		geoidheight = 0;
-		speed = NAN;
-		heartRate = NAN;
+		_elevation = NAN; _geoidHeight = 0; _speed = NAN; _heartRate = NAN;
+		_temperature = NAN;
 	}
+	Trackpoint(const QPointF &coordinates) {_coordinates = coordinates;}
 
-	bool hasElevation() const {return !std::isnan(elevation);}
-	bool hasSpeed() const {return !std::isnan(speed);}
-	bool hasHeartRate() const {return !std::isnan(heartRate);}
+	const QPointF &coordinates() const {return _coordinates;}
+	const QDateTime &timestamp() const {return _timestamp;}
+	qreal elevation() const {return _elevation;}
+	qreal geoidHeight() const {return _geoidHeight;}
+	qreal speed() const {return _speed;}
+	qreal heartRate() const {return _heartRate;}
+	qreal temperature() const {return _temperature;}
 
-	QPointF coordinates;
-	QDateTime timestamp;
-	qreal elevation;
-	qreal geoidheight;
-	qreal speed;
-	qreal heartRate;
+	void setCoordinates(const QPointF &coordinates)
+	  {_coordinates = coordinates;}
+	void setTimestamp(const QDateTime &timestamp) {_timestamp = timestamp;}
+	void setElevation(qreal elevation) {_elevation = elevation;}
+	void setGeoidHeight(qreal geoidHeight) {_geoidHeight = geoidHeight;}
+	void setSpeed(qreal speed) {_speed = speed;}
+	void setHeartRate(qreal heartRate) {_heartRate = heartRate;}
+	void setTemperature(qreal temperature) {_temperature = temperature;}
+
+	bool hasTimestamp() const {return !_timestamp.isNull();}
+	bool hasElevation() const {return !std::isnan(_elevation);}
+	bool hasSpeed() const {return !std::isnan(_speed);}
+	bool hasHeartRate() const {return !std::isnan(_heartRate);}
+	bool hasTemperature() const {return !std::isnan(_temperature);}
+
+private:
+	QPointF _coordinates;
+	QDateTime _timestamp;
+	qreal _elevation;
+	qreal _geoidHeight;
+	qreal _speed;
+	qreal _heartRate;
+	qreal _temperature;
 };
 
+QDebug operator<<(QDebug dbg, const Trackpoint &trackpoint);
+
 #endif // TRACKPOINT_H

src/trackview.cpp

@@ -2,18 +2,18 @@
 #include <QGraphicsScene>
 #include <QPainterPath>
 #include <QWheelEvent>
+#include "ll.h"
 #include "poi.h"
 #include "gpx.h"
 #include "map.h"
+#include "trackitem.h"
 #include "waypointitem.h"
 #include "markeritem.h"
 #include "scaleitem.h"
-#include "ll.h"
 #include "trackview.h"
 
 
 #define MARGIN          10.0
-#define TRACK_WIDTH     3
 #define SCALE_OFFSET    7
 
 TrackView::TrackView(QWidget *parent)
@@ -36,66 +36,53 @@ TrackView::TrackView(QWidget *parent)
 	_map = 0;
 	_maxPath = 0;
 	_maxDistance = 0;
+
+	_plot = false;
+	_units = Metric;
+	_overlap = true;
 }
 
 TrackView::~TrackView()
 {
-	delete _scene;
+	if (_mapScale->scene() != _scene)
+		delete _mapScale;
 }
 
-void TrackView::addTrack(const QVector<QPointF> &track)
+void TrackView::addTrack(const Track &track)
 {
-	QPainterPath path;
-	QGraphicsPathItem *pi;
-	MarkerItem *mi;
-
-
-	if (track.size() < 2) {
+	if (track.isNull()) {
 		_palette.color();
 		return;
 	}
 
-	_tracks.append(track);
-
-	const QPointF &p = track.at(0);
-	path.moveTo(ll2mercator(QPointF(p.x(), -p.y())));
-	for (int i = 1; i < track.size(); i++) {
-		const QPointF &p = track.at(i);
-		path.lineTo(ll2mercator(QPointF(p.x(), -p.y())));
-	}
-
-	_maxPath = qMax(path.length(), _maxPath);
-
-	pi = new QGraphicsPathItem(path);
+	TrackItem *pi = new TrackItem(track);
 	_paths.append(pi);
 	_zoom = qMin(_zoom, scale2zoom(trackScale()));
 	_scale = mapScale(_zoom);
-	QBrush brush(_palette.color(), Qt::SolidPattern);
-	QPen pen(brush, TRACK_WIDTH * _scale);
-	pi->setPen(pen);
 	pi->setScale(1.0/_scale);
+	pi->setColor(_palette.color());
 	_scene->addItem(pi);
 
-	mi = new MarkerItem(pi);
+	MarkerItem *mi = new MarkerItem(pi);
 	_markers.append(mi);
 	mi->setPos(pi->path().pointAtPercent(0));
 	mi->setScale(_scale);
+
+	_maxPath = qMax(pi->path().length(), _maxPath);
+	_maxDistance = qMax(track.distance(), _maxDistance);
 }
 
 void TrackView::addWaypoints(const QList<Waypoint> &waypoints)
 {
 	for (int i = 0; i < waypoints.count(); i++) {
 		const Waypoint &w = waypoints.at(i);
-		WaypointItem *wi = new WaypointItem(
-		  Waypoint(ll2mercator(QPointF(w.coordinates().x(),
-		    -w.coordinates().y())), w.description()));
 
-		wi->setPos(wi->entry().coordinates() * 1.0/_scale);
+		WaypointItem *wi = new WaypointItem(w);
+		wi->setScale(1.0/_scale);
 		wi->setZValue(1);
 		_scene->addItem(wi);
 
-		_locations.append(wi);
-		_waypoints.append(w.coordinates());
+		_waypoints.append(wi);
 	}
 
 	_zoom = qMin(_zoom, scale2zoom(waypointScale()));
@@ -106,20 +93,15 @@ void TrackView::loadGPX(const GPX &gpx)
 {
 	int zoom = _zoom;
 
-	for (int i = 0; i < gpx.trackCount(); i++) {
-		QVector<QPointF> track;
-		gpx.track(i).track(track);
-		addTrack(track);
-		_maxDistance = qMax(gpx.track(i).distance(), _maxDistance);
-	}
-
+	for (int i = 0; i < gpx.trackCount(); i++)
+		addTrack(gpx.track(i));
 	addWaypoints(gpx.waypoints());
 
-	if (_paths.empty() && _locations.empty())
+	if (_paths.empty() && _waypoints.empty())
 		return;
 
 	if ((_paths.size() > 1 && _zoom < zoom)
-	  || (_locations.size() && _zoom < zoom))
+	  || (_waypoints.size() && _zoom < zoom))
 		rescale(_scale);
 
 	QRectF br = trackBoundingRect() | waypointBoundingRect();
@@ -149,17 +131,17 @@ QRectF TrackView::waypointBoundingRect() const
 {
 	qreal bottom, top, left, right;
 
-	if (_locations.empty())
+	if (_waypoints.empty())
 		return QRectF();
 
-	const QPointF &p = _locations.at(0)->pos();
+	const QPointF &p = _waypoints.at(0)->pos();
 	bottom = p.y();
 	top = p.y();
 	left = p.x();
 	right = p.x();
 
-	for (int i = 1; i < _locations.size(); i++) {
-		const QPointF &p = _locations.at(i)->pos();
+	for (int i = 1; i < _waypoints.size(); i++) {
+		const QPointF &p = _waypoints.at(i)->pos();
 		bottom = qMax(bottom, p.y());
 		top = qMin(top, p.y());
 		right = qMax(right, p.x());
@@ -189,17 +171,17 @@ qreal TrackView::waypointScale() const
 {
 	qreal bottom, top, left, right;
 
-	if (_locations.size() < 2)
+	if (_waypoints.size() < 2)
 		return mapScale(ZOOM_MAX);
 
-	const QPointF &p = _locations.at(0)->entry().coordinates();
+	const QPointF &p = _waypoints.at(0)->coordinates();
 	bottom = p.y();
 	top = p.y();
 	left = p.x();
 	right = p.x();
 
-	for (int i = 1; i < _locations.size(); i++) {
-		const QPointF &p = _locations.at(i)->entry().coordinates();
+	for (int i = 1; i < _waypoints.size(); i++) {
+		const QPointF &p = _waypoints.at(i)->coordinates();
 		bottom = qMax(bottom, p.y());
 		top = qMin(top, p.y());
 		right = qMax(right, p.x());
@@ -218,26 +200,9 @@ qreal TrackView::mapScale(int zoom) const
 	return ((360.0/(qreal)(1<<zoom))/(qreal)TILE_SIZE);
 }
 
-void TrackView::rescale(qreal scale)
+void TrackView::checkPOIOverlap()
 {
-	for (int i = 0; i < _paths.size(); i++) {
-		_markers.at(i)->setScale(scale);
-		_paths.at(i)->setScale(1.0/scale);
-
-		QPen pen(_paths.at(i)->pen());
-		pen.setWidthF(TRACK_WIDTH * scale);
-		_paths.at(i)->setPen(pen);
-	}
-
-	for (int i = 0; i < _locations.size(); i++)
-		_locations.at(i)->setPos(_locations.at(i)->entry().coordinates()
-		  * 1.0/scale);
-
 	QHash<Waypoint, WaypointItem*>::const_iterator it, jt;
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++) {
-		it.value()->setPos(it.value()->entry().coordinates() * 1.0/scale);
-		it.value()->show();
-	}
 
 	for (it = _pois.constBegin(); it != _pois.constEnd(); it++) {
 		for (jt = _pois.constBegin(); jt != _pois.constEnd(); jt++) {
@@ -246,6 +211,26 @@ void TrackView::rescale(qreal scale)
 				jt.value()->hide();
 		}
 	}
+}
+
+void TrackView::rescale(qreal scale)
+{
+	for (int i = 0; i < _paths.size(); i++) {
+		_markers.at(i)->setScale(scale);
+		_paths.at(i)->setScale(1.0/scale);
+	}
+
+	for (int i = 0; i < _waypoints.size(); i++)
+		_waypoints.at(i)->setScale(1.0/scale);
+
+	QHash<Waypoint, WaypointItem*>::const_iterator it;
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++) {
+		it.value()->setScale(1.0/scale);
+		it.value()->show();
+	}
+
+	if (!_overlap)
+		checkPOIOverlap();
 
 	_scale = scale;
 }
@@ -258,11 +243,8 @@ void TrackView::addPOI(const QVector<Waypoint> &waypoints)
 		if (_pois.contains(w))
 			continue;
 
-		WaypointItem *pi = new WaypointItem(
-		  Waypoint(ll2mercator(QPointF(w.coordinates().x(),
-		  -w.coordinates().y())), w.description()));
-
-		pi->setPos(pi->entry().coordinates() * 1.0/_scale);
+		WaypointItem *pi = new WaypointItem(w);
+		pi->setScale(1.0/_scale);
 		pi->setZValue(1);
 		_scene->addItem(pi);
 
@@ -272,35 +254,41 @@ void TrackView::addPOI(const QVector<Waypoint> &waypoints)
 
 void TrackView::loadPOI(const POI &poi)
 {
-	QHash<Waypoint, WaypointItem*>::const_iterator it,jt;
-
-	if (!_tracks.size() && !_waypoints.size())
+	if (!_paths.size() && !_waypoints.size())
 		return;
 
-	for (int i = 0; i < _tracks.size(); i++)
-		addPOI(poi.points(_tracks.at(i)));
+	for (int i = 0; i < _paths.size(); i++)
+		addPOI(poi.points(_paths.at(i)->path()));
 	addPOI(poi.points(_waypoints));
 
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++) {
-		for (jt = _pois.constBegin(); jt != _pois.constEnd(); jt++) {
-			if (it != jt && it.value()->isVisible() && jt.value()->isVisible()
-			  && it.value()->collidesWithItem(jt.value()))
-				jt.value()->hide();
-		}
-	}
+	if (!_overlap)
+		checkPOIOverlap();
 }
 
 void TrackView::setMap(Map *map)
 {
 	_map = map;
 	if (_map)
-		connect(_map, SIGNAL(loaded()), this, SLOT(redraw()));
+		connect(_map, SIGNAL(loaded()), this, SLOT(redraw()),
+		  Qt::UniqueConnection);
 	resetCachedContent();
 }
 
 void TrackView::setUnits(enum Units units)
 {
+	_units = units;
+
 	_mapScale->setUnits(units);
+
+	for (int i = 0; i < _paths.count(); i++)
+		_paths[i]->setUnits(units);
+
+	for (int i = 0; i < _waypoints.size(); i++)
+		_waypoints.at(i)->setUnits(units);
+
+	QHash<Waypoint, WaypointItem*>::const_iterator it;
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->setUnits(units);
 }
 
 void TrackView::redraw()
@@ -315,16 +303,13 @@ void TrackView::rescale()
 	_mapScale->setZoom(_zoom);
 }
 
-void TrackView::wheelEvent(QWheelEvent *event)
+void TrackView::zoom(int z, const QPointF &pos)
 {
-	if (_paths.isEmpty() && _locations.isEmpty())
+	if (_paths.isEmpty() && _waypoints.isEmpty())
 		return;
 
-	QPointF pos = mapToScene(event->pos());
 	qreal scale = _scale;
-
-	_zoom = (event->delta() > 0) ?
-		qMin(_zoom + 1, ZOOM_MAX) : qMax(_zoom - 1, ZOOM_MIN);
+	_zoom = z;
 
 	rescale(mapScale(_zoom));
 	QRectF br = trackBoundingRect() | waypointBoundingRect();
@@ -342,48 +327,65 @@ void TrackView::wheelEvent(QWheelEvent *event)
 	resetCachedContent();
 }
 
-void TrackView::setTrackLineWidth(qreal width)
+void TrackView::wheelEvent(QWheelEvent *event)
 {
-	for (int i = 0; i < _paths.size(); i++) {
-		QPen pen(_paths.at(i)->pen());
-		pen.setWidthF(width);
-		_paths.at(i)->setPen(pen);
-	}
+	if (_paths.isEmpty() && _waypoints.isEmpty())
+		return;
+
+	QPointF pos = mapToScene(event->pos());
+	int z = (event->delta() > 0) ?
+		qMin(_zoom + 1, ZOOM_MAX) : qMax(_zoom - 1, ZOOM_MIN);
+
+	zoom(z, pos);
+}
+
+void TrackView::keyPressEvent(QKeyEvent *event)
+{
+	int z = -1;
+
+	if (event->matches(QKeySequence::ZoomIn))
+		z = qMin(_zoom + 1, ZOOM_MAX);
+	if (event->matches(QKeySequence::ZoomOut))
+		z = qMax(_zoom - 1, ZOOM_MIN);
+
+	if (z >= 0)
+		zoom(z, mapToScene(QRect(QPoint(), size()).center()));
+	else
+		QWidget::keyPressEvent(event);
 }
 
 void TrackView::plot(QPainter *painter, const QRectF &target)
 {
-	QRectF orig, adj;
+	QRect orig, adj;
 	qreal ratio, diff;
 
-	_scene->removeItem(_mapScale);
-	orig = _scene->itemsBoundingRect().adjusted(0, 0, 0,
-	  _mapScale->boundingRect().height());
-	_scene->addItem(_mapScale);
 
-	if (target.width()/target.height() > orig.width()/orig.height()) {
-		ratio = target.width()/target.height();
-		diff = qAbs((orig.height() * ratio) - orig.width());
-		adj = orig.adjusted(-diff/2, 0, diff/2, 0);
-	} else {
+	orig = viewport()->rect();
+
+	if (orig.height() * (target.width() / target.height()) - orig.width() < 0) {
 		ratio = target.height()/target.width();
-		diff = fabs((orig.width() * ratio) - orig.height());
+		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);
 	}
 
-	_mapScale->setPos(adj.bottomRight()
-	  + QPoint(-_mapScale->boundingRect().width(),
-	  -_mapScale->boundingRect().height()));
+	setUpdatesEnabled(false);
+	_plot = true;
 
-	setTrackLineWidth(0);
-	_scene->render(painter, target, adj);
-	setTrackLineWidth(TRACK_WIDTH * _scale);
-}
+	QPointF pos = _mapScale->pos();
+	_mapScale->setPos(mapToScene(QPoint(adj.bottomRight() + QPoint(
+	  -(SCALE_OFFSET + _mapScale->boundingRect().width()),
+	  -(SCALE_OFFSET + _mapScale->boundingRect().height())))));
 
-enum QPrinter::Orientation TrackView::orientation() const
-{
-	return (sceneRect().width() > sceneRect().height())
-		? QPrinter::Landscape : QPrinter::Portrait;
+	render(painter, target, adj);
+
+	_mapScale->setPos(pos);
+
+	_plot = false;
+	setUpdatesEnabled(true);
 }
 
 void TrackView::clearPOI()
@@ -405,14 +407,11 @@ void TrackView::clear()
 
 	_pois.clear();
 	_paths.clear();
-	_locations.clear();
+	_waypoints.clear();
 	_markers.clear();
 	_scene->clear();
 	_palette.reset();
 
-	_tracks.clear();
-	_waypoints.clear();
-
 	_maxPath = 0;
 	_maxDistance = 0;
 	_zoom = ZOOM_MAX;
@@ -437,20 +436,31 @@ void TrackView::movePositionMarker(qreal val)
 	}
 }
 
+void TrackView::setPOIOverlap(bool overlap)
+{
+	_overlap = overlap;
+
+	if (_overlap) {
+		QHash<Waypoint, WaypointItem*>::const_iterator it;
+		for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+			it.value()->show();
+	} else
+		checkPOIOverlap();
+}
+
 void TrackView::drawBackground(QPainter *painter, const QRectF &rect)
 {
-	if ((_paths.isEmpty() && _locations.isEmpty())|| !_map) {
+	if ((_paths.isEmpty() && _waypoints.isEmpty()) || !_map) {
 		painter->fillRect(rect, Qt::white);
 		return;
 	}
 
-	painter->setWorldMatrixEnabled(false);
-
 	QRectF rr(rect.topLeft() * _scale, rect.size());
 	QPoint tile = mercator2tile(QPointF(rr.topLeft().x(), -rr.topLeft().y()),
 	  _zoom);
 	QPointF tm = tile2mercator(tile, _zoom);
-	QPoint tl = mapFromScene(QPointF(tm.x() / _scale, -tm.y() / _scale));
+	QPoint tl = mapToScene(mapFromScene(QPointF(tm.x() / _scale,
+	  -tm.y() / _scale))).toPoint();
 
 	QList<Tile> tiles;
 	for (int i = 0; i <= rr.size().width() / TILE_SIZE + 1; i++) {
@@ -459,19 +469,19 @@ void TrackView::drawBackground(QPainter *painter, const QRectF &rect)
 		}
 	}
 
-	_map->loadTiles(tiles);
+	_map->loadTiles(tiles, _plot);
 
 	for (int i = 0; i < tiles.count(); i++) {
 		Tile &t = tiles[i];
-		QPoint tp(tl.x() + (t.xy().rx() - tile.rx()) * TILE_SIZE,
-		  tl.y() + (t.xy().ry() - tile.ry()) * TILE_SIZE);
+		QPoint tp(tl.x() + (t.xy().x() - tile.x()) * TILE_SIZE,
+		  tl.y() + (t.xy().y() - tile.y()) * TILE_SIZE);
 		painter->drawPixmap(tp, t.pixmap());
 	}
 }
 
 void TrackView::resizeEvent(QResizeEvent *e)
 {
-	if (_paths.isEmpty() && _locations.isEmpty())
+	if (_paths.isEmpty() && _waypoints.isEmpty())
 		return;
 
 	rescale();
@@ -496,9 +506,10 @@ void TrackView::resizeEvent(QResizeEvent *e)
 
 void TrackView::paintEvent(QPaintEvent *e)
 {
-	QPointF scenePos = mapToScene(rect().bottomLeft() + QPoint(SCALE_OFFSET,
+	QPointF scenePos = mapToScene(rect().bottomRight() + QPoint(
+	  -(SCALE_OFFSET + _mapScale->boundingRect().width()),
 	  -(SCALE_OFFSET + _mapScale->boundingRect().height())));
-	if (_mapScale->pos() != scenePos)
+	if (_mapScale->pos() != scenePos && !_plot)
 		_mapScale->setPos(scenePos);
 
 	QGraphicsView::paintEvent(e);

src/trackview.h

@@ -5,7 +5,6 @@
 #include <QVector>
 #include <QHash>
 #include <QList>
-#include <QPrinter>
 #include "units.h"
 #include "palette.h"
 #include "waypoint.h"
@@ -13,6 +12,8 @@
 class GPX;
 class POI;
 class Map;
+class Track;
+class TrackItem;
 class WaypointItem;
 class MarkerItem;
 class ScaleItem;
@@ -33,19 +34,19 @@ public:
 
 	void setMap(Map *map);
 	void setUnits(enum Units units);
+	void setPOIOverlap(bool overlap);
 
 	void plot(QPainter *painter, const QRectF &target);
-	enum QPrinter::Orientation orientation() const;
 
 	int trackCount() const {return _paths.count();}
-	int waypointCount() const {return _locations.count();}
+	int waypointCount() const {return _waypoints.count();}
 
 public slots:
 	void movePositionMarker(qreal val);
 	void redraw();
 
 private:
-	void addTrack(const QVector<QPointF> &track);
+	void addTrack(const Track &track);
 	void addWaypoints(const QList<Waypoint> &waypoints);
 	void addPOI(const QVector<Waypoint> &waypoints);
 
@@ -56,22 +57,20 @@ private:
 	qreal mapScale(int zoom) const;
 	void rescale(qreal scale);
 	void rescale();
-
-	void showMarkers(bool show);
-	void setTrackLineWidth(qreal width);
+	void zoom(int z, const QPointF &pos);
+	void checkPOIOverlap();
 
 	void wheelEvent(QWheelEvent *event);
+	void keyPressEvent(QKeyEvent *event);
 	void drawBackground(QPainter *painter, const QRectF &rect);
 	void resizeEvent(QResizeEvent *e);
 	void paintEvent(QPaintEvent *e);
 
 	QGraphicsScene *_scene;
-	QList<QGraphicsPathItem*> _paths;
+	QList<TrackItem*> _paths;
 	QList<MarkerItem*> _markers;
-	QList<WaypointItem*> _locations;
+	QList<WaypointItem*> _waypoints;
 	QHash<Waypoint, WaypointItem*> _pois;
-	QList<QVector<QPointF> > _tracks;
-	QVector<QPointF> _waypoints;
 
 	Map *_map;
 	ScaleItem *_mapScale;
@@ -81,6 +80,10 @@ private:
 
 	qreal _scale;
 	int _zoom;
+
+	Units _units;
+	bool _overlap;
+	bool _plot;
 };
 
 #endif // TRACKVIEW_H

src/units.h

@@ -12,13 +12,17 @@ enum Units {
 #define MS2KMH  3.600000000000  // m/s -> km/h
 #define MS2MIH  2.236936290000  // m/s -> mi/h
 #define FT2MI   0.000189393939  // ft -> mi
+#define MM2IN   0.039370100000  // mm -> in
 
 #define KMINM   1000     // 1 km in m
 #define MIINFT  5280     // 1 mi in ft
 #define MIINM   1609.344 // 1mi in m
 
+#define C2FS    1.8 // Celsius to Farenheit - scale
+#define C2FO    32  // Celsius to Farenheit - offset
+
 #ifdef Q_OS_WIN32
-#define UNIT_SPACE     " "
+#define UNIT_SPACE     QString(" ")
 #else // Q_OS_WIN32
 #define UNIT_SPACE     QString::fromUtf8("\xE2\x80\x89")
 #endif // Q_OS_WIN32

src/waypoint.cpp

@@ -0,0 +1,9 @@
+#include "waypoint.h"
+
+QDebug operator<<(QDebug dbg, const Waypoint &waypoint)
+{
+	dbg.nospace() << "Waypoint(" << waypoint.coordinates() << ", "
+	  << waypoint.name() << ", " << waypoint.description() << ")";
+
+	return dbg.maybeSpace();
+}

src/waypoint.h

@@ -3,34 +3,52 @@
 
 #include <QPointF>
 #include <QString>
+#include <QDateTime>
 #include <QHash>
+#include <QDebug>
+#include <cmath>
 
 class Waypoint
 {
 public:
-	Waypoint() {}
-	Waypoint(const QPointF &coordinates, const QString &description)
-	  : _coordinates(coordinates), _description(description) {}
+	Waypoint() {_elevation = NAN; _geoidHeight = 0;}
+	Waypoint(const QPointF &coordinates)
+	  : _coordinates(coordinates) {_elevation = NAN; _geoidHeight = 0;}
 
 	const QPointF &coordinates() const {return _coordinates;}
+	const QString &name() const {return _name;}
 	const QString &description() const {return _description;}
+	const QDateTime &timestamp() const {return _timestamp;}
+	qreal elevation() const {return _elevation;}
+	qreal geoidHeight() const {return _geoidHeight;}
+
 	void setCoordinates(const QPointF &coordinates)
 	  {_coordinates = coordinates;}
+	void setName(const QString &name) {_name = name;}
 	void setDescription(const QString &description)
 	  {_description = description;}
+	void setTimestamp(const QDateTime &timestamp) {_timestamp = timestamp;}
+	void setElevation(qreal elevation) {_elevation = elevation;}
+	void setGeoidHeight(qreal geoidHeight) {_geoidHeight = geoidHeight;}
 
 	bool operator==(const Waypoint &other) const
-	  {return this->_description == other._description
+	  {return this->_name == other._name
 	  && this->_coordinates == other._coordinates;}
 
 private:
 	QPointF _coordinates;
+	QString _name;
 	QString _description;
+	QDateTime _timestamp;
+	qreal _elevation;
+	qreal _geoidHeight;
 };
 
 inline uint qHash(const Waypoint &key)
 {
-	return ::qHash(key.description());
+	return ::qHash(key.name());
 }
 
+QDebug operator<<(QDebug dbg, const Waypoint &Waypoint);
+
 #endif // WAYPOINT_H

src/waypointitem.cpp

@@ -1,15 +1,47 @@
+#include <QApplication>
 #include <QPainter>
 #include "config.h"
+#include "ll.h"
+#include "misc.h"
+#include "tooltip.h"
 #include "waypointitem.h"
 
 
 #define POINT_SIZE  8
 
-WaypointItem::WaypointItem(const Waypoint &entry, QGraphicsItem *parent)
+QString WaypointItem::toolTip()
+{
+	ToolTip tt;
+
+	tt.insert(qApp->translate("WaypointItem", "Coordinates"),
+	  ::coordinates(_waypoint.coordinates()));
+	if (!std::isnan(_waypoint.elevation()))
+		tt.insert(qApp->translate("WaypointItem", "Elevation"),
+		  ::elevation(_waypoint.elevation() - _waypoint.geoidHeight(), _units));
+	if (!_waypoint.timestamp().isNull())
+		tt.insert(qApp->translate("WaypointItem", "Date"),
+		  _waypoint.timestamp().toString(Qt::SystemLocaleShortDate));
+	if (!_waypoint.description().isNull())
+		tt.insert(qApp->translate("WaypointItem", "Description"),
+		  _waypoint.description());
+
+	return tt.toString();
+}
+
+WaypointItem::WaypointItem(const Waypoint &waypoint, QGraphicsItem *parent)
   : QGraphicsItem(parent)
 {
-	_entry = entry;
+	_units = Metric;
+
+	_waypoint = waypoint;
+	_coordinates = ll2mercator(QPointF(waypoint.coordinates().x(),
+	  -waypoint.coordinates().y()));
+
 	updateBoundingRect();
+
+	setPos(_coordinates);
+	setToolTip(toolTip());
+	setCursor(Qt::ArrowCursor);
 }
 
 void WaypointItem::updateBoundingRect()
@@ -18,14 +50,14 @@ void WaypointItem::updateBoundingRect()
 	font.setPixelSize(FONT_SIZE);
 	font.setFamily(FONT_FAMILY);
 	QFontMetrics fm(font);
-	QRect ts = fm.tightBoundingRect(_entry.description());
+	QRect ts = fm.tightBoundingRect(_waypoint.name());
 
 	_boundingRect = QRectF(-POINT_SIZE/2, -POINT_SIZE/2, ts.width()
 	  + POINT_SIZE, ts.height() + fm.descent() + POINT_SIZE);
 }
 
-void WaypointItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
-	  QWidget *widget)
+void WaypointItem::paint(QPainter *painter,
+  const QStyleOptionGraphicsItem *option, QWidget *widget)
 {
 	Q_UNUSED(option);
 	Q_UNUSED(widget);
@@ -33,11 +65,11 @@ void WaypointItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *opti
 	font.setPixelSize(FONT_SIZE);
 	font.setFamily(FONT_FAMILY);
 	QFontMetrics fm(font);
-	QRect ts = fm.tightBoundingRect(_entry.description());
+	QRect ts = fm.tightBoundingRect(_waypoint.name());
 
 	painter->setFont(font);
 	painter->drawText(POINT_SIZE/2 - qMax(ts.x(), 0), POINT_SIZE/2 + ts.height(),
-	  _entry.description());
+	  _waypoint.name());
 	painter->setBrush(Qt::SolidPattern);
 	painter->drawEllipse(-POINT_SIZE/2, -POINT_SIZE/2, POINT_SIZE, POINT_SIZE);
 
@@ -47,3 +79,14 @@ void WaypointItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *opti
 	painter->drawRect(boundingRect());
 */
 }
+
+void WaypointItem::setScale(qreal scale)
+{
+	setPos(_coordinates * scale);
+}
+
+void WaypointItem::setUnits(enum Units units)
+{
+	_units = units;
+	setToolTip(toolTip());
+}

src/waypointitem.h

@@ -3,12 +3,18 @@
 
 #include <QGraphicsItem>
 #include "waypoint.h"
+#include "units.h"
 
 class WaypointItem : public QGraphicsItem
 {
 public:
-	WaypointItem(const Waypoint &entry, QGraphicsItem *parent = 0);
-	const Waypoint &entry() const {return _entry;}
+	WaypointItem(const Waypoint &waypoint, QGraphicsItem *parent = 0);
+
+	const Waypoint &waypoint() const {return _waypoint;}
+	const QPointF &coordinates() const {return _coordinates;}
+
+	void setUnits(enum Units units);
+	void setScale(qreal scale);
 
 	QRectF boundingRect() const {return _boundingRect;}
 	void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
@@ -16,9 +22,12 @@ public:
 
 private:
 	void updateBoundingRect();
+	QString toolTip();
 
-	Waypoint _entry;
 	QRectF _boundingRect;
+	QPointF _coordinates;
+	Waypoint _waypoint;
+	Units _units;
 };
 
 #endif // WAYPOINTITEM_H