Fixed broken scene centering in some resize cases

Redesigned appearance settings tab.

.appveyor.yml

@@ -1,4 +1,4 @@
-version: 4.13.{build}
+version: 4.17.{build}
 configuration: Release
 platform: Any CPU
 environment:

.travis.yml

@@ -1,9 +1,18 @@
 language: c++
 
+os:
+  - linux
+  - osx
+
+before_install:
+  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then sudo apt-get -qq update; fi
+
 install:
-  - sudo apt-get install libqt4-dev
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install qt; fi
+  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then sudo apt-get install libqt4-dev; fi
 
 script:
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then PATH=/usr/local/opt/qt/bin/:${PATH}; fi
   - lrelease gpxsee.pro
   - qmake gpxsee.pro
   - make

gpxsee.pro

@@ -1,5 +1,5 @@
 TARGET = GPXSee
-VERSION = 4.13
+VERSION = 4.17
 QT += core \
     gui \
     network
@@ -7,167 +7,182 @@ greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 greaterThan(QT_MAJOR_VERSION, 4): QT += printsupport
 lessThan(QT_VERSION, 5.4): QT += opengl
 macx: QT += opengl
+INCLUDEPATH += ./src
 HEADERS += src/config.h \
-    src/icons.h \
-    src/gui.h \
-    src/poi.h \
-    src/rtree.h \
-    src/axisitem.h \
-    src/keys.h \
-    src/slideritem.h \
-    src/markeritem.h \
-    src/infoitem.h \
-    src/elevationgraph.h \
-    src/speedgraph.h \
-    src/sliderinfoitem.h \
-    src/filebrowser.h \
-    src/map.h \
-    src/onlinemap.h \
-    src/downloader.h \
-    src/units.h \
-    src/scaleitem.h \
-    src/waypoint.h \
-    src/track.h \
-    src/graphview.h \
-    src/trackpoint.h \
-    src/waypointitem.h \
-    src/palette.h \
-    src/heartrategraph.h \
-    src/range.h \
-    src/cpuarch.h \
-    src/settings.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 \
-    src/route.h \
-    src/routeitem.h \
-    src/graphitem.h \
-    src/graph.h \
-    src/pathitem.h \
-    src/pathview.h \
-    src/griditem.h \
-    src/data.h \
-    src/gpxparser.h \
-    src/tcxparser.h \
-    src/parser.h \
-    src/csvparser.h \
-    src/coordinates.h \
-    src/tile.h \
-    src/rd.h \
-    src/wgs84.h \
-    src/kmlparser.h \
-    src/trackdata.h \
-    src/routedata.h \
-    src/fitparser.h \
-    src/format.h \
-    src/path.h \
-    src/assert.h \
-    src/cadencegraph.h \
-    src/powergraph.h \
-    src/igcparser.h \
-    src/nmeaparser.h \
-    src/optionsdialog.h \
-    src/colorbox.h \
-    src/stylecombobox.h \
-    src/opengl.h \
-    src/timetype.h \
-    src/emptymap.h \
-    src/offlinemap.h \
-    src/matrix.h \
-    src/tar.h \
-    src/atlas.h \
-    src/projection.h \
-    src/mercator.h \
-    src/transversemercator.h \
-    src/latlon.h \
-    src/utm.h \
-    src/lambertconic.h \
-    src/ellipsoid.h \
-    src/ozf.h \
-    src/datum.h \
-    src/maplist.h \
-    src/albersequal.h \
-    src/oddspinbox.h \
-    src/rectc.h \
-    src/searchpointer.h \
-    src/percentslider.h
+    src/common/staticassert.h \
+    src/common/coordinates.h \
+    src/common/range.h \
+    src/common/rectc.h \
+    src/common/wgs84.h \
+    src/GUI/app.h \
+    src/GUI/icons.h \
+    src/GUI/gui.h \
+    src/GUI/axisitem.h \
+    src/GUI/keys.h \
+    src/GUI/slideritem.h \
+    src/GUI/markeritem.h \
+    src/GUI/infoitem.h \
+    src/GUI/elevationgraph.h \
+    src/GUI/speedgraph.h \
+    src/GUI/sliderinfoitem.h \
+    src/GUI/filebrowser.h \
+    src/GUI/units.h \
+    src/GUI/scaleitem.h \
+    src/GUI/graphview.h \
+    src/GUI/waypointitem.h \
+    src/GUI/palette.h \
+    src/GUI/heartrategraph.h \
+    src/GUI/trackinfo.h \
+    src/GUI/exportdialog.h \
+    src/GUI/fileselectwidget.h \
+    src/GUI/margins.h \
+    src/GUI/temperaturegraph.h \
+    src/GUI/graphtab.h \
+    src/GUI/trackitem.h \
+    src/GUI/tooltip.h \
+    src/GUI/routeitem.h \
+    src/GUI/graphitem.h \
+    src/GUI/pathitem.h \
+    src/GUI/griditem.h \
+    src/GUI/format.h \
+    src/GUI/cadencegraph.h \
+    src/GUI/powergraph.h \
+    src/GUI/optionsdialog.h \
+    src/GUI/colorbox.h \
+    src/GUI/stylecombobox.h \
+    src/GUI/opengl.h \
+    src/GUI/timetype.h \
+    src/GUI/percentslider.h \
+    src/GUI/elevationgraphitem.h \
+    src/GUI/speedgraphitem.h \
+    src/GUI/heartrategraphitem.h \
+    src/GUI/temperaturegraphitem.h \
+    src/GUI/cadencegraphitem.h \
+    src/GUI/powergraphitem.h \
+    src/GUI/oddspinbox.h \
+    src/GUI/settings.h \
+    src/GUI/nicenum.h \
+    src/GUI/cpuarch.h \
+    src/GUI/searchpointer.h \
+    src/GUI/mapview.h \
+    src/map/projection.h \
+    src/map/ellipsoid.h \
+    src/map/datum.h \
+    src/map/mercator.h \
+    src/map/transversemercator.h \
+    src/map/latlon.h \
+    src/map/utm.h \
+    src/map/lambertconic.h \
+    src/map/lambertazimuthal.h \
+    src/map/albersequal.h \
+    src/map/map.h \
+    src/map/maplist.h \
+    src/map/onlinemap.h \
+    src/map/downloader.h \
+    src/map/tile.h \
+    src/map/emptymap.h \
+    src/map/offlinemap.h \
+    src/map/tar.h \
+    src/map/ozf.h \
+    src/map/atlas.h \
+    src/map/matrix.h \
+    src/map/misc.h \
+    src/data/graph.h \
+    src/data/poi.h \
+    src/data/waypoint.h \
+    src/data/track.h \
+    src/data/route.h \
+    src/data/trackpoint.h \
+    src/data/data.h \
+    src/data/parser.h \
+    src/data/trackdata.h \
+    src/data/routedata.h \
+    src/data/path.h \
+    src/data/rtree.h \
+    src/data/gpxparser.h \
+    src/data/tcxparser.h \
+    src/data/csvparser.h \
+    src/data/kmlparser.h \
+    src/data/fitparser.h \
+    src/data/igcparser.h \
+    src/data/nmeaparser.h \
+    src/data/str2int.h
 SOURCES += src/main.cpp \
-    src/gui.cpp \
-    src/poi.cpp \
-    src/axisitem.cpp \
-    src/slideritem.cpp \
-    src/markeritem.cpp \
-    src/infoitem.cpp \
-    src/elevationgraph.cpp \
-    src/speedgraph.cpp \
-    src/sliderinfoitem.cpp \
-    src/filebrowser.cpp \
-    src/onlinemap.cpp \
-    src/downloader.cpp \
-    src/scaleitem.cpp \
-    src/track.cpp \
-    src/graphview.cpp \
-    src/waypointitem.cpp \
-    src/palette.cpp \
-    src/heartrategraph.cpp \
-    src/range.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 \
-    src/route.cpp \
-    src/routeitem.cpp \
-    src/graphitem.cpp \
-    src/pathitem.cpp \
-    src/pathview.cpp \
-    src/griditem.cpp \
-    src/data.cpp \
-    src/gpxparser.cpp \
-    src/tcxparser.cpp \
-    src/csvparser.cpp \
-    src/coordinates.cpp \
-    src/kmlparser.cpp \
-    src/fitparser.cpp \
-    src/format.cpp \
-    src/graph.cpp \
-    src/cadencegraph.cpp \
-    src/powergraph.cpp \
-    src/igcparser.cpp \
-    src/path.cpp \
-    src/nmeaparser.cpp \
-    src/optionsdialog.cpp \
-    src/colorbox.cpp \
-    src/stylecombobox.cpp \
-    src/emptymap.cpp \
-    src/offlinemap.cpp \
-    src/matrix.cpp \
-    src/tar.cpp \
-    src/atlas.cpp \
-    src/mercator.cpp \
-    src/transversemercator.cpp \
-    src/utm.cpp \
-    src/lambertconic.cpp \
-    src/ellipsoid.cpp \
-    src/ozf.cpp \
-    src/datum.cpp \
-    src/maplist.cpp \
-    src/albersequal.cpp \
-    src/oddspinbox.cpp \
-    src/rectc.cpp \
-    src/percentslider.cpp
+    src/common/coordinates.cpp \
+    src/common/rectc.cpp \
+    src/common/range.cpp \
+    src/GUI/app.cpp \
+    src/GUI/gui.cpp \
+    src/GUI/axisitem.cpp \
+    src/GUI/slideritem.cpp \
+    src/GUI/markeritem.cpp \
+    src/GUI/infoitem.cpp \
+    src/GUI/elevationgraph.cpp \
+    src/GUI/speedgraph.cpp \
+    src/GUI/sliderinfoitem.cpp \
+    src/GUI/filebrowser.cpp \
+    src/GUI/scaleitem.cpp \
+    src/GUI/graphview.cpp \
+    src/GUI/waypointitem.cpp \
+    src/GUI/palette.cpp \
+    src/GUI/heartrategraph.cpp \
+    src/GUI/trackinfo.cpp \
+    src/GUI/exportdialog.cpp \
+    src/GUI/fileselectwidget.cpp \
+    src/GUI/temperaturegraph.cpp \
+    src/GUI/trackitem.cpp \
+    src/GUI/tooltip.cpp \
+    src/GUI/routeitem.cpp \
+    src/GUI/graphitem.cpp \
+    src/GUI/pathitem.cpp \
+    src/GUI/griditem.cpp \
+    src/GUI/format.cpp \
+    src/GUI/cadencegraph.cpp \
+    src/GUI/powergraph.cpp \
+    src/GUI/optionsdialog.cpp \
+    src/GUI/colorbox.cpp \
+    src/GUI/stylecombobox.cpp \
+    src/GUI/oddspinbox.cpp \
+    src/GUI/percentslider.cpp \
+    src/GUI/elevationgraphitem.cpp \
+    src/GUI/speedgraphitem.cpp \
+    src/GUI/heartrategraphitem.cpp \
+    src/GUI/temperaturegraphitem.cpp \
+    src/GUI/cadencegraphitem.cpp \
+    src/GUI/powergraphitem.cpp \
+    src/GUI/nicenum.cpp \
+    src/GUI/mapview.cpp \
+    src/map/maplist.cpp \
+    src/map/onlinemap.cpp \
+    src/map/downloader.cpp \
+    src/map/emptymap.cpp \
+    src/map/offlinemap.cpp \
+    src/map/tar.cpp \
+    src/map/atlas.cpp \
+    src/map/ozf.cpp \
+    src/map/matrix.cpp \
+    src/map/ellipsoid.cpp \
+    src/map/datum.cpp \
+    src/map/projection.cpp \
+    src/map/mercator.cpp \
+    src/map/transversemercator.cpp \
+    src/map/utm.cpp \
+    src/map/lambertconic.cpp \
+    src/map/albersequal.cpp \
+    src/map/lambertazimuthal.cpp \
+    src/data/data.cpp \
+    src/data/poi.cpp \
+    src/data/track.cpp \
+    src/data/route.cpp \
+    src/data/path.cpp \
+    src/data/gpxparser.cpp \
+    src/data/tcxparser.cpp \
+    src/data/csvparser.cpp \
+    src/data/kmlparser.cpp \
+    src/data/fitparser.cpp \
+    src/data/igcparser.cpp \
+    src/data/nmeaparser.cpp \
+    src/data/str2int.cpp
 RESOURCES += gpxsee.qrc
 TRANSLATIONS = lang/gpxsee_cs.ts \
     lang/gpxsee_sv.ts \

pkg/gpxsee.nsi

@@ -5,7 +5,7 @@
 ; The name of the installer
 Name "GPXSee"
 ; Program version
-!define VERSION "4.13"
+!define VERSION "4.17"
 
 ; The file to write
 OutFile "GPXSee-${VERSION}.exe"

pkg/gpxsee64.nsi

@@ -5,7 +5,7 @@
 ; The name of the installer
 Name "GPXSee"
 ; Program version
-!define VERSION "4.13"
+!define VERSION "4.17"
 
 ; The file to write
 OutFile "GPXSee-${VERSION}_x64.exe"

pkg/maps.txt

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

src/GUI/app.cpp

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

src/GUI/app.h

@@ -18,6 +18,8 @@ protected:
 	bool event(QEvent *event);
 
 private:
+	void loadDatums();
+
 	int &_argc;
 	char **_argv;
 	GUI *_gui;

src/GUI/axisitem.cpp

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

src/GUI/axisitem.h

@@ -2,7 +2,7 @@
 #define AXISITEM_H
 
 #include <QGraphicsItem>
-#include "range.h"
+#include "common/range.h"
 
 class AxisItem : public QGraphicsItem
 {

src/GUI/cadencegraph.cpp

@@ -1,10 +1,10 @@
-#include "data.h"
+#include "data/data.h"
+#include "cadencegraphitem.h"
 #include "cadencegraph.h"
 
 
 CadenceGraph::CadenceGraph(QWidget *parent) : GraphTab(parent)
 {
-	_units = Metric;
 	_showTracks = true;
 
 	GraphView::setYUnits(tr("1/min"));
@@ -28,21 +28,16 @@ void CadenceGraph::loadData(const Data &data, const QList<PathItem *> &paths)
 {
 	for (int i = 0; i < data.tracks().count(); i++) {
 		const Graph &graph = data.tracks().at(i)->cadence();
-		qreal sum = 0, w = 0;
 
 		if (graph.size() < 2) {
 			skipColor();
 			continue;
 		}
 
-		for (int j = 1; j < graph.size(); j++) {
-			qreal ds = graph.at(j).s() - graph.at(j-1).s();
-			sum += graph.at(j).y() * ds;
-			w += ds;
-		}
-		_avg.append(QPointF(data.tracks().at(i)->distance(), sum/w));
+		CadenceGraphItem *gi = new CadenceGraphItem(graph, _graphType);
+		GraphView::addGraph(gi, paths.at(i));
 
-		GraphView::loadGraph(graph, paths.at(i));
+		_avg.append(QPointF(data.tracks().at(i)->distance(), gi->avg()));
 	}
 
 	for (int i = 0; i < data.routes().count(); i++)

src/GUI/cadencegraph.h

@@ -13,7 +13,6 @@ public:
 	QString label() const {return tr("Cadence");}
 	void loadData(const Data &data, const QList<PathItem *> &paths);
 	void clear();
-	void setUnits(enum Units) {}
 	void showTracks(bool show);
 	void showRoutes(bool show) {Q_UNUSED(show);}
 
@@ -24,7 +23,6 @@ private:
 
 	QList<QPointF> _avg;
 
-	enum Units _units;
 	bool _showTracks;
 };
 

src/GUI/cadencegraphitem.cpp

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

src/GUI/cadencegraphitem.h

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

src/GUI/colorbox.cpp

@@ -9,6 +9,8 @@
 ColorBox::ColorBox(QWidget *parent) : QWidget(parent)
 {
 	_color = Qt::red;
+	_alpha = true;
+
 	setSizePolicy(QSizePolicy::QSizePolicy::Minimum, QSizePolicy::Fixed);
 }
 
@@ -51,9 +53,9 @@ void ColorBox::mousePressEvent(QMouseEvent *event)
 {
 	if (event->button() != Qt::LeftButton)
 		return;
-
-	QColor color = QColorDialog::getColor(_color, this, QString(),
-	  QColorDialog::ShowAlphaChannel);
+	QColorDialog::ColorDialogOptions options = _alpha
+	  ? QColorDialog::ShowAlphaChannel : (QColorDialog::ColorDialogOptions)0;
+	QColor color = QColorDialog::getColor(_color, this, QString(), options);
 	if (color.isValid()) {
 		_color = color;
 		update();

src/GUI/colorbox.h

@@ -12,6 +12,7 @@ public:
 
 	const QColor &color() const {return _color;}
 	void setColor(const QColor &color);
+	void enableAlphaChannel(bool enable) {_alpha = enable;}
 
 	QSize sizeHint() const;
 
@@ -24,6 +25,7 @@ protected:
 
 private:
 	QColor _color;
+	bool _alpha;
 };
 
 #endif // COLORBOX_H

src/GUI/elevationgraph.cpp

@@ -1,6 +1,8 @@
 #include <cmath>
+#include "data/data.h"
 #include "config.h"
-#include "data.h"
+#include "tooltip.h"
+#include "elevationgraphitem.h"
 #include "elevationgraph.h"
 
 
@@ -42,11 +44,8 @@ ElevationGraph::ElevationGraph(QWidget *parent) : GraphTab(parent)
 	_showRoutes = true;
 	_showTracks = true;
 
-	_units = Metric;
-
-	setYUnits();
+	setYUnits(Metric);
 	setYLabel(tr("Elevation"));
-
 	setMinYRange(50.0);
 }
 
@@ -68,43 +67,25 @@ void ElevationGraph::setInfo()
 
 void ElevationGraph::loadGraph(const Graph &graph, Type type, PathItem *path)
 {
-	qreal ascent = 0, descent = 0;
-	qreal min, max;
-
 	if (graph.size() < 2) {
 		skipColor();
 		return;
 	}
 
-	max = min = graph.at(0).y();
-	for (int j = 1; j < graph.size(); j++) {
-		qreal cur = graph.at(j).y();
-		qreal prev = graph.at(j-1).y();
-
-		if (cur > prev)
-			ascent += cur - prev;
-		if (cur < prev)
-			descent += prev - cur;
-
-		if (cur < min)
-			min = cur;
-		if (cur > max)
-			max = cur;
-	}
+	ElevationGraphItem *gi = new ElevationGraphItem(graph, _graphType);
+	GraphView::addGraph(gi, path, type);
 
 	if (type == Track) {
-		_trackAscent += ascent;
-		_trackDescent += descent;
-		_trackMax = nMax(_trackMax, max);
-		_trackMin = nMin(_trackMin, min);
+		_trackAscent += gi->ascent();
+		_trackDescent += gi->descent();
+		_trackMax = nMax(_trackMax, gi->max());
+		_trackMin = nMin(_trackMin, gi->min());
 	} else {
-		_routeAscent += ascent;
-		_routeDescent += descent;
-		_routeMax = nMax(_routeMax, max);
-		_routeMin = nMin(_routeMin, min);
+		_routeAscent += gi->ascent();
+		_routeDescent += gi->descent();
+		_routeMax = nMax(_routeMax, gi->max());
+		_routeMin = nMin(_routeMin, gi->min());
 	}
-
-	GraphView::loadGraph(graph, path, type);
 }
 
 void ElevationGraph::loadData(const Data &data, const QList<PathItem *> &paths)
@@ -135,9 +116,9 @@ void ElevationGraph::clear()
 	GraphView::clear();
 }
 
-void ElevationGraph::setYUnits()
+void ElevationGraph::setYUnits(Units units)
 {
-	if (_units == Metric) {
+	if (units == Metric) {
 		GraphView::setYUnits(tr("m"));
 		setYScale(1);
 	} else {
@@ -146,15 +127,12 @@ void ElevationGraph::setYUnits()
 	}
 }
 
-void ElevationGraph::setUnits(enum Units units)
+void ElevationGraph::setUnits(Units units)
 {
-	_units = units;
-
-	setYUnits();
+	setYUnits(units);
 	setInfo();
-	GraphView::setUnits(units);
 
-	redraw();
+	GraphView::setUnits(units);
 }
 
 void ElevationGraph::showTracks(bool show)

src/GUI/elevationgraph.h

@@ -25,7 +25,7 @@ private:
 	qreal ascent() const;
 	qreal descent() const;
 
-	void setYUnits();
+	void setYUnits(Units units);
 	void setInfo();
 
 	void loadGraph(const Graph &graph, Type type, PathItem *path);
@@ -35,7 +35,6 @@ private:
 	qreal _trackMax, _routeMax;
 	qreal _trackMin, _routeMin;
 
-	enum Units _units;
 	bool _showTracks, _showRoutes;
 };
 

src/GUI/elevationgraphitem.cpp

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

src/GUI/elevationgraphitem.h

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

src/GUI/format.cpp

@@ -1,8 +1,8 @@
 #include <QApplication>
-#include "coordinates.h"
+#include "common/coordinates.h"
 #include "format.h"
 
-QString Format::timeSpan(qreal time)
+QString Format::timeSpan(qreal time, bool full)
 {
 	unsigned h, m, s;
 
@@ -10,8 +10,12 @@ QString Format::timeSpan(qreal time)
 	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'));
+	if (full || h)
+		return QString("%1:%2:%3").arg(h, 2, 10, QChar('0'))
+		  .arg(m, 2, 10, QChar('0')).arg(s, 2, 10, QChar('0'));
+	else
+		return QString("%1:%2").arg(m, 2, 10, QChar('0'))
+		  .arg(s, 2, 10, QChar('0'));
 }
 
 QString Format::distance(qreal value, Units units)

src/GUI/format.h

@@ -8,7 +8,7 @@ class Coordinates;
 
 namespace Format
 {
-	QString timeSpan(qreal time);
+	QString timeSpan(qreal time, bool full = true);
 	QString distance(qreal value, Units units);
 	QString elevation(qreal value, Units units);
 	QString coordinates(const Coordinates &value);

src/GUI/graphitem.cpp

@@ -2,7 +2,7 @@
 #include "graphitem.h"
 
 
-GraphItem::GraphItem(const Graph &graph, QGraphicsItem *parent)
+GraphItem::GraphItem(const Graph &graph, GraphType type, QGraphicsItem *parent)
   : QGraphicsObject(parent)
 {
 	_id = 0;
@@ -10,7 +10,7 @@ GraphItem::GraphItem(const Graph &graph, QGraphicsItem *parent)
 
 	_pen = QPen(Qt::black, _width);
 
-	_type = Distance;
+	_type = type;
 	_graph = graph;
 	_sx = 1.0; _sy = 1.0;
 
@@ -25,7 +25,17 @@ GraphItem::GraphItem(const Graph &graph, QGraphicsItem *parent)
 	setZValue(1.0);
 
 	updatePath();
+	updateShape();
 	updateBounds();
+
+	setAcceptHoverEvents(true);
+}
+
+void GraphItem::updateShape()
+{
+	QPainterPathStroker s;
+	s.setWidth(_width + 1);
+	_shape = s.createStroke(_path);
 }
 
 void GraphItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
@@ -46,25 +56,37 @@ void GraphItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 
 void GraphItem::setGraphType(GraphType type)
 {
+	if (type == _type)
+		return;
+
 	prepareGeometryChange();
 
 	_type = type;
 	updatePath();
+	updateShape();
 	updateBounds();
 }
 
 void GraphItem::setColor(const QColor &color)
 {
+	if (_pen.color() == color)
+		return;
+
 	_pen.setColor(color);
 	update();
 }
 
 void GraphItem::setWidth(int width)
 {
+	if (width == _width)
+		return;
+
 	prepareGeometryChange();
 
 	_width = width;
 	_pen.setWidth(width);
+
+	updateShape();
 }
 
 qreal GraphItem::yAtX(qreal x)
@@ -143,9 +165,9 @@ void GraphItem::emitSliderPositionChanged(qreal pos)
 		emit sliderPositionChanged(pos);
 }
 
-void GraphItem::selected(bool selected)
+void GraphItem::hover(bool hover)
 {
-	if (selected) {
+	if (hover) {
 		_pen.setWidth(_width + 1);
 		setZValue(zValue() + 1.0);
 	} else {
@@ -165,6 +187,7 @@ void GraphItem::setScale(qreal sx, qreal sy)
 
 	_sx = sx; _sy = sy;
 	updatePath();
+	updateShape();
 }
 
 void GraphItem::updatePath()
@@ -199,3 +222,25 @@ void GraphItem::updateBounds()
 
 	_bounds = QRectF(QPointF(left, top), QPointF(right, bottom));
 }
+
+void GraphItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
+{
+	Q_UNUSED(event);
+
+	_pen.setWidthF(_width + 1);
+	setZValue(zValue() + 1.0);
+	update();
+
+	emit selected(true);
+}
+
+void GraphItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
+{
+	Q_UNUSED(event);
+
+	_pen.setWidthF(_width);
+	setZValue(zValue() - 1.0);
+	update();
+
+	emit selected(false);
+}

src/GUI/graphitem.h

@@ -3,41 +3,50 @@
 
 #include <QGraphicsObject>
 #include <QPen>
-#include "graph.h"
+#include "data/graph.h"
+#include "units.h"
 
 class GraphItem : public QGraphicsObject
 {
 	Q_OBJECT
 
 public:
-	GraphItem(const Graph &graph, QGraphicsItem *parent = 0);
+	GraphItem(const Graph &graph, GraphType type, QGraphicsItem *parent = 0);
 
-	QRectF boundingRect() const
-	  {return _path.boundingRect();}
+	QPainterPath shape() const {return _shape;}
+	QRectF boundingRect() const {return _shape.boundingRect();}
 	void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 	  QWidget *widget);
 
 	const QRectF &bounds() const {return _bounds;}
-	void setScale(qreal sx, qreal sy);
 
+	void setScale(qreal sx, qreal sy);
 	void setGraphType(GraphType type);
 	int id() const {return _id;}
 	void setId(int id) {_id = id;}
 	void setColor(const QColor &color);
 	void setWidth(int width);
+	virtual void setUnits(Units units) {Q_UNUSED(units);}
 
 	qreal yAtX(qreal x);
 	qreal distanceAtTime(qreal time);
 
+	void redraw();
+
 signals:
 	void sliderPositionChanged(qreal);
+	void selected(bool);
 
 public slots:
 	void emitSliderPositionChanged(qreal);
-	void selected(bool selected);
+	void hover(bool hover);
 
 private:
+	void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
+	void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
+
 	void updatePath();
+	void updateShape();
 	void updateBounds();
 
 	int _id;
@@ -48,6 +57,7 @@ private:
 	GraphType _type;
 
 	QPainterPath _path;
+	QPainterPath _shape;
 	QRectF _bounds;
 	qreal _sx, _sy;
 

src/GUI/graphtab.h

@@ -19,8 +19,9 @@ public:
 
 	virtual QString label() const = 0;
 	virtual void loadData(const Data &data, const QList<PathItem *> &paths) = 0;
-	virtual void clear() {}
-	virtual void setUnits(enum Units units) {Q_UNUSED(units)}
+	virtual void clear() {GraphView::clear();}
+	virtual void setUnits(enum Units units) {GraphView::setUnits(units);}
+	virtual void setGraphType(GraphType type) {GraphView::setGraphType(type);}
 	virtual void setTimeType(enum TimeType type) {Q_UNUSED(type)}
 	virtual void showTracks(bool show) {Q_UNUSED(show)}
 	virtual void showRoutes(bool show) {Q_UNUSED(show)}

src/GUI/graphview.cpp

@@ -3,6 +3,7 @@
 #include <QMouseEvent>
 #include <QPaintEngine>
 #include <QPaintDevice>
+#include "data/graph.h"
 #include "opengl.h"
 #include "config.h"
 #include "axisitem.h"
@@ -10,9 +11,9 @@
 #include "sliderinfoitem.h"
 #include "infoitem.h"
 #include "griditem.h"
-#include "graph.h"
 #include "graphitem.h"
 #include "pathitem.h"
+#include "format.h"
 #include "graphview.h"
 
 
@@ -139,7 +140,13 @@ void GraphView::setXUnits()
 void GraphView::setUnits(Units units)
 {
 	_units = units;
+
+	for (int i = 0; i < _graphs.count(); i++)
+		_graphs.at(i)->setUnits(units);
+
 	setXUnits();
+
+	redraw();
 }
 
 void GraphView::setGraphType(GraphType type)
@@ -167,29 +174,34 @@ void GraphView::showGrid(bool show)
 	_grid->setVisible(show);
 }
 
-void GraphView::loadGraph(const Graph &graph, PathItem *path, int id)
+void GraphView::showSliderInfo(bool show)
 {
-	if (graph.size() < 2)
-		return;
+	_sliderInfo->setVisible(show);
+}
 
-	GraphItem *gi = new GraphItem(graph);
-	gi->setGraphType(_graphType);
-	gi->setId(id);
-	gi->setColor(_palette.nextColor());
-	gi->setWidth(_width);
+void GraphView::addGraph(GraphItem *graph, PathItem *path, int id)
+{
+	QColor color(_palette.nextColor());
+	color.setAlpha(255);
 
-	connect(this, SIGNAL(sliderPositionChanged(qreal)), gi,
+	graph->setUnits(_units);
+	graph->setId(id);
+	graph->setColor(color);
+	graph->setWidth(_width);
+
+	connect(this, SIGNAL(sliderPositionChanged(qreal)), graph,
 	  SLOT(emitSliderPositionChanged(qreal)));
-	connect(gi, SIGNAL(sliderPositionChanged(qreal)), path,
+	connect(graph, SIGNAL(sliderPositionChanged(qreal)), path,
 	  SLOT(moveMarker(qreal)));
-	connect(path, SIGNAL(selected(bool)), gi, SLOT(selected(bool)));
+	connect(path, SIGNAL(selected(bool)), graph, SLOT(hover(bool)));
+	connect(graph, SIGNAL(selected(bool)), path, SLOT(hover(bool)));
 
-	_graphs.append(gi);
+	_graphs.append(graph);
 
 	if (!_hide.contains(id)) {
-		_visible.append(gi);
-		_scene->addItem(gi);
-		_bounds |= gi->bounds();
+		_visible.append(graph);
+		_scene->addItem(graph);
+		_bounds |= graph->bounds();
 		setXUnits();
 	}
 }
@@ -227,11 +239,6 @@ void GraphView::showGraph(bool show, int id)
 	}
 }
 
-void GraphView::redraw()
-{
-	redraw(viewport()->size() - QSizeF(MARGIN, MARGIN));
-}
-
 QRectF GraphView::bounds() const
 {
 	QRectF br(_bounds);
@@ -239,6 +246,11 @@ QRectF GraphView::bounds() const
 	return br;
 }
 
+void GraphView::redraw()
+{
+	redraw(viewport()->size() - QSizeF(MARGIN, MARGIN));
+}
+
 void GraphView::redraw(const QSizeF &size)
 {
 	QRectF r;
@@ -372,22 +384,26 @@ void GraphView::updateSliderPosition()
 		_slider->setVisible(false);
 	}
 
-	updateSliderInfo();
+	if (_slider->isVisible())
+		updateSliderInfo();
 }
 
 void GraphView::updateSliderInfo()
 {
-	_sliderInfo->setVisible(_visible.count() == 1);
-	if (!_sliderInfo->isVisible())
-		return;
+	qreal r, y;
 
-	QRectF br(_visible.first()->bounds());
-	if (br.height() < _minYRange)
-		br.adjust(0, -(_minYRange/2 - br.height()/2), 0,
-		  _minYRange/2 - br.height()/2);
+	if (_visible.count() > 1) {
+		r = 0;
+		y = 0;
+	} else {
+		QRectF br(_visible.first()->bounds());
+		if (br.height() < _minYRange)
+			br.adjust(0, -(_minYRange/2 - br.height()/2), 0,
+			  _minYRange/2 - br.height()/2);
 
-	qreal y = _visible.first()->yAtX(_sliderPos);
-	qreal r = (y - br.bottom()) / br.height();
+		y = _visible.first()->yAtX(_sliderPos);
+		r = (y - br.bottom()) / br.height();
+	}
 
 	qreal pos = (_sliderPos / bounds().width()) * _slider->area().width();
 	SliderInfoItem::Side s = (pos + _sliderInfo->boundingRect().width()
@@ -395,8 +411,11 @@ void GraphView::updateSliderInfo()
 
 	_sliderInfo->setSide(s);
 	_sliderInfo->setPos(QPointF(0, _slider->boundingRect().height() * r));
-	_sliderInfo->setText(QString::number(-y * _yScale + _yOffset, 'f',
-	  _precision));
+	_sliderInfo->setText(_graphType == Time ? Format::timeSpan(_sliderPos,
+	  bounds().width() > 3600) : QString::number(_sliderPos * _xScale, 'f', 1)
+	  + UNIT_SPACE + _xUnits, (_visible.count() > 1) ? QString()
+	  : QString::number(-y * _yScale + _yOffset, 'f', _precision) + UNIT_SPACE
+	  + _yUnits);
 }
 
 void GraphView::emitSliderPositionChanged(const QPointF &pos)
@@ -442,8 +461,11 @@ void GraphView::setPalette(const Palette &palette)
 	_palette = palette;
 	_palette.reset();
 
-	for (int i = 0; i < _graphs.count(); i++)
-		_graphs.at(i)->setColor(_palette.nextColor());
+	for (int i = 0; i < _graphs.count(); i++) {
+		QColor color(_palette.nextColor());
+		color.setAlpha(255);
+		_graphs.at(i)->setColor(color);
+	}
 }
 
 void GraphView::setGraphWidth(int width)
@@ -452,6 +474,8 @@ void GraphView::setGraphWidth(int width)
 
 	for (int i = 0; i < _graphs.count(); i++)
 		_graphs.at(i)->setWidth(width);
+
+	redraw();
 }
 
 void GraphView::useOpenGL(bool use)
@@ -461,3 +485,14 @@ void GraphView::useOpenGL(bool use)
 	else
 		setViewport(new QWidget);
 }
+
+void GraphView::useAntiAliasing(bool use)
+{
+	setRenderHint(QPainter::Antialiasing, use);
+}
+
+void GraphView::setSliderColor(const QColor &color)
+{
+	_slider->setColor(color);
+	_sliderInfo->setColor(color);
+}

src/GUI/graphview.h

@@ -4,9 +4,9 @@
 #include <QGraphicsView>
 #include <QList>
 #include <QSet>
+#include "data/graph.h"
 #include "palette.h"
 #include "units.h"
-#include "graph.h"
 
 
 class AxisItem;
@@ -25,18 +25,30 @@ public:
 	GraphView(QWidget *parent = 0);
 	~GraphView();
 
-	void loadGraph(const Graph &graph, PathItem *path, int id = 0);
-	int count() const {return _graphs.count();}
-	void redraw();
+	bool isEmpty() const {return _graphs.isEmpty();}
 	void clear();
 
+	void plot(QPainter *painter, const QRectF &target, qreal scale);
+
+	void setPalette(const Palette &palette);
+	void setGraphWidth(int width);
+	void showGrid(bool show);
+	void showSliderInfo(bool show);
+	void useOpenGL(bool use);
+	void useAntiAliasing(bool use);
+
+	void setSliderPosition(qreal pos);
+	void setSliderColor(const QColor &color);
+
+signals:
+	void sliderPositionChanged(qreal);
+
+protected:
+	void addGraph(GraphItem *graph, PathItem *path, int id = 0);
+
 	void showGraph(bool show, int id = 0);
 	void setGraphType(GraphType type);
 	void setUnits(Units units);
-	void showGrid(bool show);
-
-	void setPalette(const Palette &palette);
-	void setGraphWidth(int width);
 
 	const QString &yLabel() const {return _yLabel;}
 	const QString &yUnits() const {return _yUnits;}
@@ -50,23 +62,16 @@ public:
 	void setSliderPrecision(int precision) {_precision = precision;}
 	void setMinYRange(qreal range) {_minYRange = range;}
 
-	qreal sliderPosition() const {return _sliderPos;}
-	void setSliderPosition(qreal pos);
-
-	void plot(QPainter *painter, const QRectF &target, qreal scale);
-
-	void useOpenGL(bool use);
-
-signals:
-	void sliderPositionChanged(qreal);
-
-protected:
 	QRectF bounds() const;
+	void redraw();
 	void redraw(const QSizeF &size);
 	void addInfo(const QString &key, const QString &value);
 	void clearInfo();
 	void skipColor() {_palette.nextColor();}
 
+	QList<GraphItem*> _graphs;
+	GraphType _graphType;
+
 private slots:
 	void emitSliderPositionChanged(const QPointF &pos);
 	void newSliderPosition(const QPointF &pos);
@@ -83,6 +88,7 @@ private:
 	void resizeEvent(QResizeEvent *);
 	void mousePressEvent(QMouseEvent *);
 
+	Units _units;
 	qreal _xScale, _yScale;
 	qreal _yOffset;
 	QString _xUnits, _yUnits;
@@ -99,15 +105,11 @@ private:
 	InfoItem *_info;
 	GridItem *_grid;
 
-	QList<GraphItem*> _graphs;
 	QList<GraphItem*> _visible;
 	QSet<int> _hide;
 	QRectF _bounds;
 	Palette _palette;
 	int _width;
-
-	Units _units;
-	GraphType _graphType;
 };
 
 #endif // GRAPHVIEW_H

src/GUI/gui.cpp

@@ -22,23 +22,20 @@
 #include <QMimeData>
 #include <QUrl>
 #include <QPixmapCache>
+#include "data/data.h"
+#include "map/maplist.h"
+#include "map/emptymap.h"
 #include "config.h"
 #include "icons.h"
 #include "keys.h"
 #include "settings.h"
-#include "data.h"
-#include "ellipsoid.h"
-#include "datum.h"
-#include "map.h"
-#include "maplist.h"
-#include "emptymap.h"
 #include "elevationgraph.h"
 #include "speedgraph.h"
 #include "heartrategraph.h"
 #include "temperaturegraph.h"
 #include "cadencegraph.h"
 #include "powergraph.h"
-#include "pathview.h"
+#include "mapview.h"
 #include "trackinfo.h"
 #include "filebrowser.h"
 #include "cpuarch.h"
@@ -49,11 +46,10 @@
 
 GUI::GUI()
 {
-	loadDatums();
 	loadMaps();
 	loadPOIs();
 
-	createPathView();
+	createMapView();
 	createGraphTabs();
 	createStatusBar();
 	createActions();
@@ -65,7 +61,7 @@ GUI::GUI()
 	QSplitter *splitter = new QSplitter();
 	splitter->setOrientation(Qt::Vertical);
 	splitter->setChildrenCollapsible(false);
-	splitter->addWidget(_pathView);
+	splitter->addWidget(_mapView);
 	splitter->addWidget(_graphTabWidget);
 	splitter->setContentsMargins(0, 0, 0, 0);
 	splitter->setStretchFactor(0, 255);
@@ -87,11 +83,11 @@ GUI::GUI()
 
 	_sliderPos = 0;
 
-	updateGraphTabs();
-	updatePathView();
-	updateStatusBarInfo();
-
 	readSettings();
+
+	updateGraphTabs();
+	updateMapView();
+	updateStatusBarInfo();
 }
 
 GUI::~GUI()
@@ -102,50 +98,6 @@ GUI::~GUI()
 	}
 }
 
-void GUI::loadDatums()
-{
-	QString ef, df;
-	bool ok = false;
-
-	if (QFile::exists(USER_ELLIPSOID_FILE))
-		ef = USER_ELLIPSOID_FILE;
-	else if (QFile::exists(GLOBAL_ELLIPSOID_FILE))
-		ef = GLOBAL_ELLIPSOID_FILE;
-	else
-		qWarning("No ellipsoids file found.");
-
-	if (QFile::exists(USER_DATUM_FILE))
-		df = USER_DATUM_FILE;
-	else if (QFile::exists(GLOBAL_DATUM_FILE))
-		df = GLOBAL_DATUM_FILE;
-	else
-		qWarning("No datums file found.");
-
-	if (!ef.isNull() && !df.isNull()) {
-		if (!Ellipsoid::loadList(ef)) {
-			if (Ellipsoid::errorLine())
-				qWarning("%s: parse error on line %d: %s", qPrintable(ef),
-				  Ellipsoid::errorLine(), qPrintable(Ellipsoid::errorString()));
-			else
-				qWarning("%s: %s", qPrintable(ef), qPrintable(
-				  Ellipsoid::errorString()));
-		} else {
-			if (!Datum::loadList(df)) {
-				if (Datum::errorLine())
-					qWarning("%s: parse error on line %d: %s", qPrintable(ef),
-					  Datum::errorLine(), qPrintable(Datum::errorString()));
-				else
-					qWarning("%s: %s", qPrintable(ef), qPrintable(
-					  Datum::errorString()));
-			} else
-				ok = true;
-		}
-	}
-
-	if (!ok)
-		qWarning("Maps based on a datum different from WGS84 won't work.");
-}
-
 void GUI::loadMaps()
 {
 	_ml = new MapList(this);
@@ -187,7 +139,7 @@ void GUI::loadMaps()
 		}
 	}
 
-	_map = _ml->maps().isEmpty() ? new EmptyMap(this) : _ml->maps().first();
+	_map = new EmptyMap(this);
 }
 
 void GUI::loadPOIs()
@@ -334,17 +286,17 @@ void GUI::createActions()
 	connect(_closePOIAction, SIGNAL(triggered()), this, SLOT(closePOIFiles()));
 	_overlapPOIAction = new QAction(tr("Overlap POIs"), this);
 	_overlapPOIAction->setCheckable(true);
-	connect(_overlapPOIAction, SIGNAL(triggered(bool)), _pathView,
+	connect(_overlapPOIAction, SIGNAL(triggered(bool)), _mapView,
 	  SLOT(setPOIOverlap(bool)));
 	_showPOILabelsAction = new QAction(tr("Show POI labels"), this);
 	_showPOILabelsAction->setCheckable(true);
-	connect(_showPOILabelsAction, SIGNAL(triggered(bool)), _pathView,
+	connect(_showPOILabelsAction, SIGNAL(triggered(bool)), _mapView,
 	  SLOT(showPOILabels(bool)));
 	_showPOIAction = new QAction(QIcon(QPixmap(SHOW_POI_ICON)),
 	  tr("Show POIs"), this);
 	_showPOIAction->setCheckable(true);
 	_showPOIAction->setShortcut(SHOW_POI_SHORTCUT);
-	connect(_showPOIAction, SIGNAL(triggered(bool)), _pathView,
+	connect(_showPOIAction, SIGNAL(triggered(bool)), _mapView,
 	  SLOT(showPOI(bool)));
 	addAction(_showPOIAction);
 	createPOIFilesActions();
@@ -354,14 +306,14 @@ void GUI::createActions()
 	  this);
 	_showMapAction->setCheckable(true);
 	_showMapAction->setShortcut(SHOW_MAP_SHORTCUT);
-	connect(_showMapAction, SIGNAL(triggered(bool)), _pathView,
+	connect(_showMapAction, SIGNAL(triggered(bool)), _mapView,
 	  SLOT(showMap(bool)));
 	addAction(_showMapAction);
 	_loadMapAction = new QAction(QIcon(QPixmap(OPEN_FILE_ICON)),
 	  tr("Load map..."), this);
 	connect(_loadMapAction, SIGNAL(triggered()), this, SLOT(loadMap()));
 	_clearMapCacheAction = new QAction(tr("Clear tile cache"), this);
-	connect(_clearMapCacheAction, SIGNAL(triggered()), this,
+	connect(_clearMapCacheAction, SIGNAL(triggered()), _mapView,
 	  SLOT(clearMapCache()));
 	createMapActions();
 	_nextMapAction = new QAction(tr("Next map"), this);
@@ -388,15 +340,15 @@ void GUI::createActions()
 	  SLOT(showRoutes(bool)));
 	_showWaypointsAction = new QAction(tr("Show waypoints"), this);
 	_showWaypointsAction->setCheckable(true);
-	connect(_showWaypointsAction, SIGNAL(triggered(bool)), _pathView,
+	connect(_showWaypointsAction, SIGNAL(triggered(bool)), _mapView,
 	  SLOT(showWaypoints(bool)));
 	_showWaypointLabelsAction = new QAction(tr("Waypoint labels"), this);
 	_showWaypointLabelsAction->setCheckable(true);
-	connect(_showWaypointLabelsAction, SIGNAL(triggered(bool)), _pathView,
+	connect(_showWaypointLabelsAction, SIGNAL(triggered(bool)), _mapView,
 	  SLOT(showWaypointLabels(bool)));
 	_showRouteWaypointsAction = new QAction(tr("Route waypoints"), this);
 	_showRouteWaypointsAction->setCheckable(true);
-	connect(_showRouteWaypointsAction, SIGNAL(triggered(bool)), _pathView,
+	connect(_showRouteWaypointsAction, SIGNAL(triggered(bool)), _mapView,
 	  SLOT(showRouteWaypoints(bool)));
 
 	// Graph actions
@@ -412,14 +364,12 @@ void GUI::createActions()
 	_distanceGraphAction = new QAction(tr("Distance"), this);
 	_distanceGraphAction->setCheckable(true);
 	_distanceGraphAction->setActionGroup(ag);
-	_distanceGraphAction->setShortcut(DISTANCE_GRAPH_SHORTCUT);
 	connect(_distanceGraphAction, SIGNAL(triggered()), this,
 	  SLOT(setDistanceGraph()));
 	addAction(_distanceGraphAction);
 	_timeGraphAction = new QAction(tr("Time"), this);
 	_timeGraphAction->setCheckable(true);
 	_timeGraphAction->setActionGroup(ag);
-	_timeGraphAction->setShortcut(TIME_GRAPH_SHORTCUT);
 	connect(_timeGraphAction, SIGNAL(triggered()), this,
 	  SLOT(setTimeGraph()));
 	addAction(_timeGraphAction);
@@ -427,6 +377,10 @@ void GUI::createActions()
 	_showGraphGridAction->setCheckable(true);
 	connect(_showGraphGridAction, SIGNAL(triggered(bool)), this,
 	  SLOT(showGraphGrids(bool)));
+	_showGraphSliderInfoAction = new QAction(tr("Show slider info"), this);
+	_showGraphSliderInfoAction->setCheckable(true);
+	connect(_showGraphSliderInfoAction, SIGNAL(triggered(bool)), this,
+	  SLOT(showGraphSliderInfo(bool)));
 
 	// Settings actions
 	_showToolbarsAction = new QAction(tr("Show toolbars"), this);
@@ -515,6 +469,7 @@ void GUI::createMenus()
 	graphMenu->addAction(_timeGraphAction);
 	graphMenu->addSeparator();
 	graphMenu->addAction(_showGraphGridAction);
+	graphMenu->addAction(_showGraphSliderInfoAction);
 	graphMenu->addSeparator();
 	graphMenu->addAction(_showGraphsAction);
 
@@ -583,14 +538,14 @@ void GUI::createToolBars()
 	_navigationToolBar->addAction(_lastAction);
 }
 
-void GUI::createPathView()
+void GUI::createMapView()
 {
-	_pathView = new PathView(_map, _poi, this);
-	_pathView->setSizePolicy(QSizePolicy(QSizePolicy::Ignored,
+	_mapView = new MapView(_map, _poi, this);
+	_mapView->setSizePolicy(QSizePolicy(QSizePolicy::Ignored,
 	  QSizePolicy::Expanding));
-	_pathView->setMinimumHeight(200);
+	_mapView->setMinimumHeight(200);
 #ifdef Q_OS_WIN32
-	_pathView->setFrameShape(QFrame::NoFrame);
+	_mapView->setFrameShape(QFrame::NoFrame);
 #endif // Q_OS_WIN32
 }
 
@@ -671,7 +626,12 @@ void GUI::keys()
 	  + tr("Last file") + "</td><td><i>" + QKeySequence(LAST_KEY).toString()
 	  + "</i></td></tr><tr><td>" + tr("Append file")
 	  + "</td><td><i>" + QKeySequence(MODIFIER).toString() + tr("Next/Previous")
-	  + "</i></td></tr><tr><td></td><td></td></tr><tr><td>" + tr("Next map")
+	  + "</i></td></tr><tr><td></td><td></td></tr><tr><td>"
+	  + tr("Toggle graph type") + "</td><td><i>"
+	  + QKeySequence(TOGGLE_GRAPH_TYPE_KEY).toString() + "</i></td></tr><tr><td>"
+	  + tr("Toggle time type") + "</td><td><i>"
+	  + QKeySequence(TOGGLE_TIME_TYPE_KEY).toString()
+	  + "<tr><td></td><td></td></tr><tr><td>" + tr("Next map")
 	  + "</td><td><i>" + NEXT_MAP_SHORTCUT.toString() + "</i></td></tr><tr><td>"
 	  + tr("Previous map") + "</td><td><i>" + PREV_MAP_SHORTCUT.toString()
 	  + "</i></td></tr><tr><td></td><td></td></tr><tr><td>" + tr("Zoom in")
@@ -696,10 +656,11 @@ void GUI::dataSources()
 		"following file:")
 	  + "</p><p><code>" + USER_MAP_FILE + "</code></p><p>"
 	  + tr("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 $z. An example map file could look like:")
-	  + "</p><p><code>Map1	http://tile.server.com/map/$z/$x/$y.png"
+		"name, tiles URL and an optional maximal zoom level 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 $z. An example "
+	    "map file could look like:")
+	  + "</p><p><code>Map1	http://tile.server.com/map/$z/$x/$y.png	15"
 		  "<br/>Map2	http://mapserver.org/map/$z-$x-$y</code></p>"
 
 	  + "<h4>" + tr("Offline maps") + "</h4><p>"
@@ -746,7 +707,7 @@ bool GUI::openFile(const QString &fileName)
 		updateStatusBarInfo();
 		updateWindowTitle();
 		updateGraphTabs();
-		updatePathView();
+		updateMapView();
 	} else {
 		if (_files.isEmpty())
 			_fileActionGroup->setEnabled(false);
@@ -762,7 +723,7 @@ bool GUI::loadFile(const QString &fileName)
 	QList<PathItem*> paths;
 
 	if (data.loadFile(fileName)) {
-		paths = _pathView->loadData(data);
+		paths = _mapView->loadData(data);
 		for (int i = 0; i < _tabs.count(); i++)
 			_tabs.at(i)->loadData(data, paths);
 
@@ -798,7 +759,7 @@ bool GUI::loadFile(const QString &fileName)
 		updateStatusBarInfo();
 		updateWindowTitle();
 		updateGraphTabs();
-		updatePathView();
+		updateMapView();
 
 		QString error = tr("Error loading data file:") + "\n\n"
 		  + fileName + "\n\n" + data.errorString();
@@ -833,7 +794,7 @@ bool GUI::openPOIFile(const QString &fileName)
 
 		return false;
 	} else {
-		_pathView->showPOI(true);
+		_mapView->showPOI(true);
 		_showPOIAction->setChecked(true);
 		QAction *action = createPOIFileAction(_poi->files().indexOf(fileName));
 		action->setChecked(true);
@@ -856,6 +817,19 @@ void GUI::closePOIFiles()
 
 void GUI::openOptions()
 {
+#define SET_VIEW_OPTION(option, action) \
+	if (options.option != _options.option) \
+		_mapView->action(options.option)
+#define SET_TAB_OPTION(option, action) \
+	if (options.option != _options.option) \
+		for (int i = 0; i < _tabs.count(); i++) \
+			_tabs.at(i)->action(options.option)
+#define SET_TRACK_OPTION(option, action) \
+	if (options.option != _options.option) { \
+		Track::action(options.option); \
+		reload = true; \
+	}
+
 	Options options(_options);
 	bool reload = false;
 
@@ -863,73 +837,38 @@ void GUI::openOptions()
 	if (dialog.exec() != QDialog::Accepted)
 		return;
 
-	if (options.palette != _options.palette) {
-		_pathView->setPalette(options.palette);
-		for (int i = 0; i < _tabs.count(); i++)
-			_tabs.at(i)->setPalette(options.palette);
-	}
-	if (options.mapOpacity != _options.mapOpacity)
-		_pathView->setMapOpacity(options.mapOpacity);
-	if (options.trackWidth != _options.trackWidth)
-		_pathView->setTrackWidth(options.trackWidth);
-	if (options.routeWidth != _options.routeWidth)
-		_pathView->setRouteWidth(options.routeWidth);
-	if (options.trackStyle != _options.trackStyle)
-		_pathView->setTrackStyle(options.trackStyle);
-	if (options.routeStyle != _options.routeStyle)
-		_pathView->setRouteStyle(options.routeStyle);
-	if (options.pathAntiAliasing != _options.pathAntiAliasing)
-		_pathView->setRenderHint(QPainter::Antialiasing,
-		  options.pathAntiAliasing);
-	if (options.graphWidth != _options.graphWidth)
-		for (int i = 0; i < _tabs.count(); i++)
-			_tabs.at(i)->setGraphWidth(options.graphWidth);
-	if (options.graphAntiAliasing != _options.graphAntiAliasing)
-		for (int i = 0; i < _tabs.count(); i++)
-			_tabs.at(i)->setRenderHint(QPainter::Antialiasing,
-			  options.graphAntiAliasing);
+	SET_VIEW_OPTION(palette, setPalette);
+	SET_VIEW_OPTION(mapOpacity, setMapOpacity);
+	SET_VIEW_OPTION(backgroundColor, setBackgroundColor);
+	SET_VIEW_OPTION(trackWidth, setTrackWidth);
+	SET_VIEW_OPTION(routeWidth, setRouteWidth);
+	SET_VIEW_OPTION(trackStyle, setTrackStyle);
+	SET_VIEW_OPTION(routeStyle, setRouteStyle);
+	SET_VIEW_OPTION(waypointSize, setWaypointSize);
+	SET_VIEW_OPTION(waypointColor, setWaypointColor);
+	SET_VIEW_OPTION(poiSize, setPOISize);
+	SET_VIEW_OPTION(poiColor, setPOIColor);
+	SET_VIEW_OPTION(pathAntiAliasing, useAntiAliasing);
+	SET_VIEW_OPTION(useOpenGL, useOpenGL);
+	SET_VIEW_OPTION(sliderColor, setMarkerColor);
 
-	if (options.elevationFilter != _options.elevationFilter) {
-		Track::setElevationFilter(options.elevationFilter);
-		reload = true;
-	}
-	if (options.speedFilter != _options.speedFilter) {
-		Track::setSpeedFilter(options.speedFilter);
-		reload = true;
-	}
-	if (options.heartRateFilter != _options.heartRateFilter) {
-		Track::setHeartRateFilter(options.heartRateFilter);
-		reload = true;
-	}
-	if (options.cadenceFilter != _options.cadenceFilter) {
-		Track::setCadenceFilter(options.cadenceFilter);
-		reload = true;
-	}
-	if (options.powerFilter != _options.powerFilter) {
-		Track::setPowerFilter(options.powerFilter);
-		reload = true;
-	}
-	if (options.outlierEliminate != _options.outlierEliminate) {
-		Track::setOutlierElimination(options.outlierEliminate);
-		reload = true;
-	}
-	if (options.pauseSpeed != _options.pauseSpeed) {
-		Track::setPauseSpeed(options.pauseSpeed);
-		reload = true;
-	}
-	if (options.pauseInterval != _options.pauseInterval) {
-		Track::setPauseInterval(options.pauseInterval);
-		reload = true;
-	}
+	SET_TAB_OPTION(palette, setPalette);
+	SET_TAB_OPTION(graphWidth, setGraphWidth);
+	SET_TAB_OPTION(graphAntiAliasing, useAntiAliasing);
+	SET_TAB_OPTION(useOpenGL, useOpenGL);
+	SET_TAB_OPTION(sliderColor, setSliderColor);
+
+	SET_TRACK_OPTION(elevationFilter, setElevationFilter);
+	SET_TRACK_OPTION(speedFilter, setSpeedFilter);
+	SET_TRACK_OPTION(heartRateFilter, setHeartRateFilter);
+	SET_TRACK_OPTION(cadenceFilter, setCadenceFilter);
+	SET_TRACK_OPTION(powerFilter, setPowerFilter);
+	SET_TRACK_OPTION(outlierEliminate, setOutlierElimination);
+	SET_TRACK_OPTION(pauseSpeed, setPauseSpeed);
+	SET_TRACK_OPTION(pauseInterval, setPauseInterval);
 
 	if (options.poiRadius != _options.poiRadius)
 		_poi->setRadius(options.poiRadius);
-
-	if (options.useOpenGL != _options.useOpenGL) {
-		_pathView->useOpenGL(options.useOpenGL);
-		for (int i = 0; i < _tabs.count(); i++)
-			_tabs.at(i)->useOpenGL(options.useOpenGL);
-	}
 	if (options.pixmapCache != _options.pixmapCache)
 		QPixmapCache::setCacheLimit(options.pixmapCache * 1024);
 
@@ -937,6 +876,8 @@ void GUI::openOptions()
 		reloadFile();
 
 	_options = options;
+
+	updateMapView();
 }
 
 void GUI::printFile()
@@ -981,11 +922,11 @@ void GUI::plot(QPrinter *printer)
 		info.insert(tr("Name"), _pathName);
 
 	if (_options.printItemCount) {
-		if (_trackCount > 1)
+		if (_showTracksAction->isChecked() && _trackCount > 1)
 			info.insert(tr("Tracks"), QString::number(_trackCount));
-		if (_routeCount > 1)
+		if (_showRoutesAction->isChecked() && _routeCount > 1)
 			info.insert(tr("Routes"), QString::number(_routeCount));
-		if (_waypointCount > 2)
+		if (_showWaypointsAction->isChecked() && _waypointCount > 2)
 			info.insert(tr("Waypoints"), QString::number(_waypointCount));
 	}
 
@@ -1029,15 +970,15 @@ void GUI::plot(QPrinter *printer)
 		  ratio);
 	} else
 		gh = 0;
-	_pathView->plot(&p, QRectF(0, ih + mh, printer->width(), printer->height()
-	  - (ih + 2*mh + gh)), _options.hiresPrint);
+	_mapView->plot(&p, QRectF(0, ih + mh, printer->width(), printer->height()
+	  - (ih + 2*mh + gh)), ratio, _options.hiresPrint);
 
 	if (_graphTabWidget->isVisible() && _options.separateGraphPage) {
 		printer->newPage();
 
 		int cnt = 0;
 		for (int i = 0; i < _tabs.size(); i++)
-			if (_tabs.at(i)->count())
+			if (!_tabs.at(i)->isEmpty())
 				cnt++;
 
 		qreal sp = ratio * 20;
@@ -1046,7 +987,7 @@ void GUI::plot(QPrinter *printer)
 
 		qreal y = 0;
 		for (int i = 0; i < _tabs.size(); i++) {
-			if (_tabs.at(i)->count()) {
+			if (!_tabs.at(i)->isEmpty()) {
 				_tabs.at(i)->plot(&p,  QRectF(0, y, printer->width(), gh),
 				  ratio);
 				y += gh + sp;
@@ -1069,7 +1010,7 @@ void GUI::reloadFile()
 
 	for (int i = 0; i < _tabs.count(); i++)
 		_tabs.at(i)->clear();
-	_pathView->clear();
+	_mapView->clear();
 
 	_sliderPos = 0;
 
@@ -1083,7 +1024,7 @@ void GUI::reloadFile()
 	updateStatusBarInfo();
 	updateWindowTitle();
 	updateGraphTabs();
-	updatePathView();
+	updateMapView();
 	if (_files.isEmpty())
 		_fileActionGroup->setEnabled(false);
 	else
@@ -1106,7 +1047,7 @@ void GUI::closeFiles()
 
 	for (int i = 0; i < _tabs.count(); i++)
 		_tabs.at(i)->clear();
-	_pathView->clear();
+	_mapView->clear();
 
 	_files.clear();
 }
@@ -1119,7 +1060,7 @@ void GUI::closeAll()
 	updateStatusBarInfo();
 	updateWindowTitle();
 	updateGraphTabs();
-	updatePathView();
+	updateMapView();
 }
 
 void GUI::showGraphs(bool show)
@@ -1146,7 +1087,7 @@ void GUI::showToolbars(bool show)
 void GUI::showFullscreen(bool show)
 {
 	if (show) {
-		_frameStyle = _pathView->frameStyle();
+		_frameStyle = _mapView->frameStyle();
 		_showGraphs = _showGraphsAction->isChecked();
 
 		statusBar()->hide();
@@ -1154,7 +1095,7 @@ void GUI::showFullscreen(bool show)
 		showToolbars(false);
 		showGraphs(false);
 		_showGraphsAction->setChecked(false);
-		_pathView->setFrameStyle(QFrame::NoFrame);
+		_mapView->setFrameStyle(QFrame::NoFrame);
 
 		showFullScreen();
 	} else {
@@ -1165,7 +1106,7 @@ void GUI::showFullscreen(bool show)
 		_showGraphsAction->setChecked(_showGraphs);
 		if (_showGraphsAction->isEnabled())
 			showGraphs(_showGraphs);
-		_pathView->setFrameStyle(_frameStyle);
+		_mapView->setFrameStyle(_frameStyle);
 
 		showNormal();
 	}
@@ -1173,22 +1114,24 @@ void GUI::showFullscreen(bool show)
 
 void GUI::showTracks(bool show)
 {
-	_pathView->showTracks(show);
+	_mapView->showTracks(show);
 
 	for (int i = 0; i < _tabs.size(); i++)
 		_tabs.at(i)->showTracks(show);
 
 	updateStatusBarInfo();
+	updateGraphTabs();
 }
 
 void GUI::showRoutes(bool show)
 {
-	_pathView->showRoutes(show);
+	_mapView->showRoutes(show);
 
 	for (int i = 0; i < _tabs.size(); i++)
 		_tabs.at(i)->showRoutes(show);
 
 	updateStatusBarInfo();
+	updateGraphTabs();
 }
 
 void GUI::showGraphGrids(bool show)
@@ -1197,6 +1140,12 @@ void GUI::showGraphGrids(bool show)
 		_tabs.at(i)->showGrid(show);
 }
 
+void GUI::showGraphSliderInfo(bool show)
+{
+	for (int i = 0; i < _tabs.size(); i++)
+		_tabs.at(i)->showSliderInfo(show);
+}
+
 void GUI::loadMap()
 {
 	QString fileName = QFileDialog::getOpenFileName(this, tr("Open map file"),
@@ -1226,12 +1175,6 @@ void GUI::loadMap()
 	}
 }
 
-void GUI::clearMapCache()
-{
-	_map->clearCache();
-	_pathView->redraw();
-}
-
 void GUI::updateStatusBarInfo()
 {
 	if (_files.count() == 0)
@@ -1273,7 +1216,7 @@ void GUI::updateWindowTitle()
 void GUI::mapChanged(int index)
 {
 	_map = _ml->maps().at(index);
-	_pathView->setMap(_map);
+	_mapView->setMap(_map);
 }
 
 void GUI::nextMap()
@@ -1343,17 +1286,19 @@ void GUI::updateGraphTabs()
 
 	for (int i = 0; i < _tabs.size(); i++) {
 		tab = _tabs.at(i);
-		if (!tab->count() && (index = _graphTabWidget->indexOf(tab)) >= 0)
+		if (tab->isEmpty() && (index = _graphTabWidget->indexOf(tab)) >= 0)
 			_graphTabWidget->removeTab(index);
 	}
 
 	for (int i = 0; i < _tabs.size(); i++) {
 		tab = _tabs.at(i);
-		if (tab->count() && _graphTabWidget->indexOf(tab) < 0)
+		if (!tab->isEmpty() && _graphTabWidget->indexOf(tab) < 0)
 			_graphTabWidget->insertTab(i, tab, _tabs.at(i)->label());
 	}
 
-	if (_graphTabWidget->count()) {
+	if (_graphTabWidget->count() &&
+	  ((_showTracksAction->isChecked() && _trackCount)
+	  || (_showRoutesAction->isChecked() && _routeCount))) {
 		if (_showGraphsAction->isChecked())
 			_graphTabWidget->setHidden(false);
 		_showGraphsAction->setEnabled(true);
@@ -1363,10 +1308,12 @@ void GUI::updateGraphTabs()
 	}
 }
 
-void GUI::updatePathView()
+void GUI::updateMapView()
 {
-	_pathView->setHidden(!(_pathView->trackCount() + _pathView->routeCount()
-	  + _pathView->waypointCount()));
+	if (_options.alwaysShowMap)
+		_mapView->setHidden(false);
+	else
+		_mapView->setHidden(!(_trackCount + _routeCount + _waypointCount));
 }
 
 void GUI::setTimeType(TimeType type)
@@ -1382,7 +1329,7 @@ void GUI::setUnits(Units units)
 	_export.units = units;
 	_options.units = units;
 
-	_pathView->setUnits(units);
+	_mapView->setUnits(units);
 	for (int i = 0; i <_tabs.count(); i++)
 		_tabs.at(i)->setUnits(units);
 	updateStatusBarInfo();
@@ -1456,6 +1403,19 @@ void GUI::keyPressEvent(QKeyEvent *event)
 			file = _browser->last();
 			break;
 
+		case TOGGLE_GRAPH_TYPE_KEY:
+			if (_timeGraphAction->isChecked())
+				_distanceGraphAction->activate(QAction::Trigger);
+			else
+				_timeGraphAction->activate(QAction::Trigger);
+			break;
+		case TOGGLE_TIME_TYPE_KEY:
+			if (_movingTimeAction->isChecked())
+				_totalTimeAction->activate(QAction::Trigger);
+			else
+				_movingTimeAction->activate(QAction::Trigger);
+			break;
+
 		case Qt::Key_Escape:
 			if (_fullscreenAction->isChecked()) {
 				_fullscreenAction->setChecked(false);
@@ -1544,6 +1504,10 @@ void GUI::writeSettings()
 	if (_showGraphGridAction->isChecked() != SHOW_GRAPH_GRIDS_DEFAULT)
 		settings.setValue(SHOW_GRAPH_GRIDS_SETTING,
 		  _showGraphGridAction->isChecked());
+	if (_showGraphSliderInfoAction->isChecked()
+	  != SHOW_GRAPH_SLIDER_INFO_DEFAULT)
+		settings.setValue(SHOW_GRAPH_SLIDER_INFO_SETTING,
+		  _showGraphSliderInfoAction->isChecked());
 	settings.endGroup();
 
 	settings.beginGroup(POI_SETTINGS_GROUP);
@@ -1607,6 +1571,8 @@ void GUI::writeSettings()
 		settings.setValue(PALETTE_SHIFT_SETTING, _options.palette.shift());
 	if (_options.mapOpacity != MAP_OPACITY_DEFAULT)
 		settings.setValue(MAP_OPACITY_SETTING, _options.mapOpacity);
+	if (_options.backgroundColor != BACKGROUND_COLOR_DEFAULT)
+		settings.setValue(BACKGROUND_COLOR_SETTING, _options.backgroundColor);
 	if (_options.trackWidth != TRACK_WIDTH_DEFAULT)
 		settings.setValue(TRACK_WIDTH_SETTING, _options.trackWidth);
 	if (_options.routeWidth != ROUTE_WIDTH_DEFAULT)
@@ -1615,6 +1581,14 @@ void GUI::writeSettings()
 		settings.setValue(TRACK_STYLE_SETTING, (int)_options.trackStyle);
 	if (_options.routeStyle != ROUTE_STYLE_DEFAULT)
 		settings.setValue(ROUTE_STYLE_SETTING, (int)_options.routeStyle);
+	if (_options.waypointSize != WAYPOINT_SIZE_DEFAULT)
+		settings.setValue(WAYPOINT_SIZE_SETTING, _options.waypointSize);
+	if (_options.waypointColor != WAYPOINT_COLOR_DEFAULT)
+		settings.setValue(WAYPOINT_COLOR_SETTING, _options.waypointColor);
+	if (_options.poiSize != POI_SIZE_DEFAULT)
+		settings.setValue(POI_SIZE_SETTING, _options.poiSize);
+	if (_options.poiColor != POI_COLOR_DEFAULT)
+		settings.setValue(POI_COLOR_SETTING, _options.poiColor);
 	if (_options.graphWidth != GRAPH_WIDTH_DEFAULT)
 		settings.setValue(GRAPH_WIDTH_SETTING, _options.graphWidth);
 	if (_options.pathAntiAliasing != PATH_AA_DEFAULT)
@@ -1660,6 +1634,10 @@ void GUI::writeSettings()
 	if (_options.separateGraphPage != SEPARATE_GRAPH_PAGE_DEFAULT)
 		settings.setValue(SEPARATE_GRAPH_PAGE_SETTING,
 		  _options.separateGraphPage);
+	if (_options.sliderColor != SLIDER_COLOR_DEFAULT)
+		settings.setValue(SLIDER_COLOR_SETTING, _options.sliderColor);
+	if (_options.alwaysShowMap != ALWAYS_SHOW_MAP_DEFAULT)
+		settings.setValue(ALWAYS_SHOW_MAP_SETTING, _options.alwaysShowMap);
 	settings.endGroup();
 }
 
@@ -1699,9 +1677,7 @@ void GUI::readSettings()
 		_showMapAction->setChecked(true);
 	if (_ml->maps().count()) {
 		int index = mapIndex(settings.value(CURRENT_MAP_SETTING).toString());
-		_mapActions.at(index)->setChecked(true);
-		_map = _ml->maps().at(index);
-		_pathView->setMap(_map);
+		_mapActions.at(index)->trigger();
 	}
 	settings.endGroup();
 
@@ -1721,21 +1697,26 @@ void GUI::readSettings()
 		showGraphGrids(false);
 	else
 		_showGraphGridAction->setChecked(true);
+	if (!settings.value(SHOW_GRAPH_SLIDER_INFO_SETTING,
+	  SHOW_GRAPH_SLIDER_INFO_DEFAULT).toBool())
+		showGraphSliderInfo(false);
+	else
+		_showGraphSliderInfoAction->setChecked(true);
 	settings.endGroup();
 
 	settings.beginGroup(POI_SETTINGS_GROUP);
 	if (!settings.value(OVERLAP_POI_SETTING, OVERLAP_POI_DEFAULT).toBool())
-		_pathView->setPOIOverlap(false);
+		_mapView->setPOIOverlap(false);
 	else
 		_overlapPOIAction->setChecked(true);
 	if (!settings.value(LABELS_POI_SETTING, LABELS_POI_DEFAULT).toBool())
-		_pathView->showPOILabels(false);
+		_mapView->showPOILabels(false);
 	else
 		_showPOILabelsAction->setChecked(true);
 	if (settings.value(SHOW_POI_SETTING, SHOW_POI_DEFAULT).toBool())
 		_showPOIAction->setChecked(true);
 	else
-		_pathView->showPOI(false);
+		_mapView->showPOI(false);
 	for (int i = 0; i < _poiFilesActions.count(); i++)
 		_poiFilesActions.at(i)->setChecked(true);
 	int size = settings.beginReadArray(DISABLED_POI_FILE_SETTINGS_PREFIX);
@@ -1753,30 +1734,30 @@ void GUI::readSettings()
 
 	settings.beginGroup(DATA_SETTINGS_GROUP);
 	if (!settings.value(SHOW_TRACKS_SETTING, SHOW_TRACKS_DEFAULT).toBool()) {
-		_pathView->showTracks(false);
+		_mapView->showTracks(false);
 		for (int i = 0; i < _tabs.count(); i++)
 			_tabs.at(i)->showTracks(false);
 	} else
 		_showTracksAction->setChecked(true);
 	if (!settings.value(SHOW_ROUTES_SETTING, SHOW_ROUTES_DEFAULT).toBool()) {
-		_pathView->showRoutes(false);
+		_mapView->showRoutes(false);
 		for (int i = 0; i < _tabs.count(); i++)
 			_tabs.at(i)->showRoutes(false);
 	} else
 		_showRoutesAction->setChecked(true);
 	if (!settings.value(SHOW_WAYPOINTS_SETTING, SHOW_WAYPOINTS_DEFAULT)
 	  .toBool())
-		_pathView->showWaypoints(false);
+		_mapView->showWaypoints(false);
 	else
 		_showWaypointsAction->setChecked(true);
 	if (!settings.value(SHOW_WAYPOINT_LABELS_SETTING,
 	  SHOW_WAYPOINT_LABELS_DEFAULT).toBool())
-		_pathView->showWaypointLabels(false);
+		_mapView->showWaypointLabels(false);
 	else
 		_showWaypointLabelsAction->setChecked(true);
 	if (!settings.value(SHOW_ROUTE_WAYPOINTS_SETTING,
 	  SHOW_ROUTE_WAYPOINTS_SETTING).toBool())
-		_pathView->showRouteWaypoints(false);
+		_mapView->showRouteWaypoints(false);
 	else
 		_showRouteWaypointsAction->setChecked(true);
 	settings.endGroup();
@@ -1808,6 +1789,8 @@ void GUI::readSettings()
 	_options.palette = Palette(pc, ps);
 	_options.mapOpacity = settings.value(MAP_OPACITY_SETTING,
 	  MAP_OPACITY_DEFAULT).toInt();
+	_options.backgroundColor = settings.value(BACKGROUND_COLOR_SETTING,
+	  BACKGROUND_COLOR_DEFAULT).value<QColor>();
 	_options.trackWidth = settings.value(TRACK_WIDTH_SETTING,
 	  TRACK_WIDTH_DEFAULT).toInt();
 	_options.routeWidth = settings.value(ROUTE_WIDTH_SETTING,
@@ -1818,6 +1801,14 @@ void GUI::readSettings()
 	  (int)ROUTE_STYLE_DEFAULT).toInt();
 	_options.pathAntiAliasing = settings.value(PATH_AA_SETTING, PATH_AA_DEFAULT)
 	  .toBool();
+	_options.waypointSize = settings.value(WAYPOINT_SIZE_SETTING,
+	  WAYPOINT_SIZE_DEFAULT).toInt();
+	_options.waypointColor = settings.value(WAYPOINT_COLOR_SETTING,
+	  WAYPOINT_COLOR_DEFAULT).value<QColor>();
+	_options.poiSize = settings.value(POI_SIZE_SETTING, POI_SIZE_DEFAULT)
+	  .toInt();
+	_options.poiColor = settings.value(POI_COLOR_SETTING, POI_COLOR_DEFAULT)
+	  .value<QColor>();
 	_options.graphWidth = settings.value(GRAPH_WIDTH_SETTING,
 	  GRAPH_WIDTH_DEFAULT).toInt();
 	_options.graphAntiAliasing = settings.value(GRAPH_AA_SETTING,
@@ -1860,22 +1851,33 @@ void GUI::readSettings()
 	  PRINT_ITEM_COUNT_DEFAULT).toBool();
 	_options.separateGraphPage = settings.value(SEPARATE_GRAPH_PAGE_SETTING,
 	  SEPARATE_GRAPH_PAGE_DEFAULT).toBool();
+	_options.sliderColor = settings.value(SLIDER_COLOR_SETTING,
+	  SLIDER_COLOR_DEFAULT).value<QColor>();
+	_options.alwaysShowMap = settings.value(ALWAYS_SHOW_MAP_SETTING,
+	  ALWAYS_SHOW_MAP_DEFAULT).toBool();
 
-	_pathView->setPalette(_options.palette);
-	_pathView->setMapOpacity(_options.mapOpacity);
-	_pathView->setTrackWidth(_options.trackWidth);
-	_pathView->setRouteWidth(_options.routeWidth);
-	_pathView->setTrackStyle(_options.trackStyle);
-	_pathView->setRouteStyle(_options.routeStyle);
-	_pathView->setRenderHint(QPainter::Antialiasing, _options.pathAntiAliasing);
+	_mapView->setPalette(_options.palette);
+	_mapView->setMapOpacity(_options.mapOpacity);
+	_mapView->setBackgroundColor(_options.backgroundColor);
+	_mapView->setTrackWidth(_options.trackWidth);
+	_mapView->setRouteWidth(_options.routeWidth);
+	_mapView->setTrackStyle(_options.trackStyle);
+	_mapView->setRouteStyle(_options.routeStyle);
+	_mapView->setWaypointSize(_options.waypointSize);
+	_mapView->setWaypointColor(_options.waypointColor);
+	_mapView->setPOISize(_options.poiSize);
+	_mapView->setPOIColor(_options.poiColor);
+	_mapView->setRenderHint(QPainter::Antialiasing, _options.pathAntiAliasing);
+	_mapView->setMarkerColor(_options.sliderColor);
 	if (_options.useOpenGL)
-		_pathView->useOpenGL(true);
+		_mapView->useOpenGL(true);
 
 	for (int i = 0; i < _tabs.count(); i++) {
 		_tabs.at(i)->setPalette(_options.palette);
 		_tabs.at(i)->setGraphWidth(_options.graphWidth);
 		_tabs.at(i)->setRenderHint(QPainter::Antialiasing,
 		  _options.graphAntiAliasing);
+		_tabs.at(i)->setSliderColor(_options.sliderColor);
 		if (_options.useOpenGL)
 			_tabs.at(i)->useOpenGL(true);
 	}

src/GUI/gui.h

@@ -6,14 +6,13 @@
 #include <QList>
 #include <QDate>
 #include <QPrinter>
+#include "data/graph.h"
+#include "data/poi.h"
 #include "units.h"
 #include "timetype.h"
-#include "graph.h"
-#include "poi.h"
 #include "exportdialog.h"
 #include "optionsdialog.h"
 
-
 class QMenu;
 class QToolBar;
 class QTabWidget;
@@ -24,7 +23,7 @@ class QSignalMapper;
 class QPrinter;
 class FileBrowser;
 class GraphTab;
-class PathView;
+class MapView;
 class Map;
 class MapList;
 
@@ -51,12 +50,12 @@ private slots:
 	void closePOIFiles();
 	void showGraphs(bool show);
 	void showGraphGrids(bool show);
+	void showGraphSliderInfo(bool show);
 	void showToolbars(bool show);
 	void showFullscreen(bool show);
 	void showTracks(bool show);
 	void showRoutes(bool show);
 	void loadMap();
-	void clearMapCache();
 	void nextMap();
 	void prevMap();
 	void openOptions();
@@ -82,7 +81,6 @@ private slots:
 private:
 	typedef QPair<QDate, QDate> DateRange;
 
-	void loadDatums();
 	void loadMaps();
 	void loadPOIs();
 	void closeFiles();
@@ -95,7 +93,7 @@ private:
 	void createMenus();
 	void createToolBars();
 	void createStatusBar();
-	void createPathView();
+	void createMapView();
 	void createGraphTabs();
 	void createBrowser();
 
@@ -106,7 +104,7 @@ private:
 	void updateWindowTitle();
 	void updateNavigationActions();
 	void updateGraphTabs();
-	void updatePathView();
+	void updateMapView();
 
 	TimeType timeType() const;
 	Units units() const;
@@ -156,6 +154,7 @@ private:
 	QAction *_clearMapCacheAction;
 	QAction *_showGraphsAction;
 	QAction *_showGraphGridAction;
+	QAction *_showGraphSliderInfoAction;
 	QAction *_distanceGraphAction;
 	QAction *_timeGraphAction;
 	QAction *_showToolbarsAction;
@@ -186,17 +185,17 @@ private:
 	QLabel *_distanceLabel;
 	QLabel *_timeLabel;
 
-	PathView *_pathView;
+	MapView *_mapView;
 	QTabWidget *_graphTabWidget;
 	QList<GraphTab*> _tabs;
 
 	POI *_poi;
 	MapList *_ml;
+	Map *_map;
 
 	FileBrowser *_browser;
 	QList<QString> _files;
 
-	Map *_map;
 	int _trackCount;
 	int _routeCount;
 	int _waypointCount;

src/GUI/heartrategraph.cpp

@@ -1,10 +1,10 @@
-#include "data.h"
+#include "data/data.h"
+#include "heartrategraphitem.h"
 #include "heartrategraph.h"
 
 
 HeartRateGraph::HeartRateGraph(QWidget *parent) : GraphTab(parent)
 {
-	_units = Metric;
 	_showTracks = true;
 
 	GraphView::setYUnits(tr("1/min"));
@@ -28,21 +28,16 @@ void HeartRateGraph::loadData(const Data &data, const QList<PathItem *> &paths)
 {
 	for (int i = 0; i < data.tracks().count(); i++) {
 		const Graph &graph = data.tracks().at(i)->heartRate();
-		qreal sum = 0, w = 0;
 
 		if (graph.size() < 2) {
 			skipColor();
 			continue;
 		}
 
-		for (int j = 1; j < graph.size(); j++) {
-			qreal ds = graph.at(j).s() - graph.at(j-1).s();
-			sum += graph.at(j).y() * ds;
-			w += ds;
-		}
-		_avg.append(QPointF(data.tracks().at(i)->distance(), sum/w));
+		HeartRateGraphItem *gi = new HeartRateGraphItem(graph, _graphType);
+		GraphView::addGraph(gi, paths.at(i));
 
-		GraphView::loadGraph(graph, paths.at(i));
+		_avg.append(QPointF(data.tracks().at(i)->distance(), gi->avg()));
 	}
 
 	for (int i = 0; i < data.routes().count(); i++)

src/GUI/heartrategraph.h

@@ -22,7 +22,6 @@ private:
 
 	QList<QPointF> _avg;
 
-	enum Units _units;
 	bool _showTracks;
 };
 

src/GUI/heartrategraphitem.cpp

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

src/GUI/heartrategraphitem.h

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

src/GUI/keys.h

@@ -13,6 +13,9 @@
 #define ZOOM_IN                 QKeySequence::ZoomIn
 #define ZOOM_OUT                QKeySequence::ZoomOut
 
+#define TOGGLE_GRAPH_TYPE_KEY   Qt::Key_X
+#define TOGGLE_TIME_TYPE_KEY    Qt::Key_T
+
 #define QUIT_SHORTCUT           QKeySequence(QKeySequence::Quit)
 #define OPEN_SHORTCUT           QKeySequence(QKeySequence::Open)
 #define CLOSE_SHORTCUT          QKeySequence(QKeySequence::Close)
@@ -23,8 +26,6 @@
 #define NEXT_MAP_SHORTCUT       QKeySequence(QKeySequence::Forward)
 #define PREV_MAP_SHORTCUT       QKeySequence(QKeySequence::Back)
 #define SHOW_GRAPHS_SHORTCUT    QKeySequence(Qt::CTRL + Qt::Key_G)
-#define DISTANCE_GRAPH_SHORTCUT QKeySequence(Qt::CTRL + Qt::Key_D)
-#define TIME_GRAPH_SHORTCUT     QKeySequence(Qt::CTRL + Qt::Key_T)
 
 #ifdef Q_OS_MAC
 #define FULLSCREEN_SHORTCUT     QKeySequence(Qt::META + Qt::CTRL + Qt::Key_F)

src/GUI/mapview.cpp

@@ -3,25 +3,25 @@
 #include <QWheelEvent>
 #include <QApplication>
 #include <QPixmapCache>
+#include <QScrollBar>
+#include "data/poi.h"
+#include "data/data.h"
+#include "map/map.h"
 #include "opengl.h"
-#include "misc.h"
-#include "poi.h"
-#include "data.h"
-#include "map.h"
 #include "trackitem.h"
 #include "routeitem.h"
 #include "waypointitem.h"
 #include "scaleitem.h"
 #include "keys.h"
-#include "pathview.h"
+#include "mapview.h"
 
 
-#define MAX_DIGITAL_ZOOM 1
+#define MAX_DIGITAL_ZOOM 2
 #define MIN_DIGITAL_ZOOM -3
 #define MARGIN           10.0
 #define SCALE_OFFSET     7
 
-PathView::PathView(Map *map, POI *poi, QWidget *parent)
+MapView::MapView(Map *map, POI *poi, QWidget *parent)
   : QGraphicsView(parent)
 {
 	Q_ASSERT(map != 0);
@@ -39,14 +39,19 @@ PathView::PathView(Map *map, POI *poi, QWidget *parent)
 
 	_mapScale = new ScaleItem();
 	_mapScale->setZValue(2.0);
+	_scene->addItem(_mapScale);
 
 	_map = map;
+	_map->load();
+	connect(_map, SIGNAL(loaded()), this, SLOT(reloadMap()));
+
 	_poi = poi;
-	connect(_map, SIGNAL(loaded()), this, SLOT(redraw()));
 	connect(_poi, SIGNAL(pointsChanged()), this, SLOT(updatePOI()));
 
 	_units = Metric;
 	_opacity = 1.0;
+	_backgroundColor = Qt::white;
+	_markerColor = Qt::red;
 
 	_showMap = true;
 	_showTracks = true;
@@ -61,21 +66,39 @@ PathView::PathView(Map *map, POI *poi, QWidget *parent)
 	_routeWidth = 3;
 	_trackStyle = Qt::SolidLine;
 	_routeStyle = Qt::DashLine;
+	_waypointSize = 8;
+	_waypointColor = Qt::black;
+	_poiSize = 8;
+	_poiColor = Qt::black;
 
 	_plot = false;
 	_digitalZoom = 0;
 
+	_map->setBackgroundColor(_backgroundColor);
 	_scene->setSceneRect(_map->bounds());
-	_res = _map->resolution(_scene->sceneRect().center());
+
+	centerOn(_scene->sceneRect().center());
 }
 
-PathView::~PathView()
+void MapView::centerOn(const QPointF &pos)
 {
-	if (_mapScale->scene() != _scene)
-		delete _mapScale;
+	QGraphicsView::centerOn(pos);
+
+	/* Fix the offset caused by QGraphicsView::centerOn() approximation */
+	QPointF center = mapToScene(viewport()->rect().center());
+	QPoint offset((int)(pos.x() - center.x()), (int)(pos.y() - center.y()));
+	if (qAbs(offset.x()) == 1)
+		horizontalScrollBar()->setValue(horizontalScrollBar()->value()
+		  + offset.x());
+	if (qAbs(offset.y()) == 1)
+		verticalScrollBar()->setValue(verticalScrollBar()->value()
+		  + offset.y());
+
+	_res = _map->resolution(pos);
+	_mapScale->setResolution(_res);
 }
 
-PathItem *PathView::addTrack(const Track &track)
+PathItem *MapView::addTrack(const Track &track)
 {
 	if (track.isNull()) {
 		_palette.nextColor();
@@ -91,14 +114,16 @@ PathItem *PathView::addTrack(const Track &track)
 	ti->setUnits(_units);
 	ti->setVisible(_showTracks);
 	ti->setDigitalZoom(_digitalZoom);
+	ti->setMarkerColor(_markerColor);
 	_scene->addItem(ti);
 
-	addPOI(_poi->points(ti->path()));
+	if (_showTracks)
+		addPOI(_poi->points(ti->path()));
 
 	return ti;
 }
 
-PathItem *PathView::addRoute(const Route &route)
+PathItem *MapView::addRoute(const Route &route)
 {
 	if (route.isNull()) {
 		_palette.nextColor();
@@ -116,33 +141,38 @@ PathItem *PathView::addRoute(const Route &route)
 	ri->showWaypoints(_showRouteWaypoints);
 	ri->showWaypointLabels(_showWaypointLabels);
 	ri->setDigitalZoom(_digitalZoom);
+	ri->setMarkerColor(_markerColor);
 	_scene->addItem(ri);
 
-	addPOI(_poi->points(ri->path()));
+	if (_showRoutes)
+		addPOI(_poi->points(ri->path()));
 
 	return ri;
 }
 
-void PathView::addWaypoints(const QList<Waypoint> &waypoints)
+void MapView::addWaypoints(const QList<Waypoint> &waypoints)
 {
 	for (int i = 0; i < waypoints.count(); i++) {
 		const Waypoint &w = waypoints.at(i);
 
 		WaypointItem *wi = new WaypointItem(w, _map);
 		_waypoints.append(wi);
-		updateWaypointsBoundingRect(wi->waypoint().coordinates());
+		_wr.unite(wi->waypoint().coordinates());
 		wi->setZValue(1);
+		wi->setSize(_waypointSize);
+		wi->setColor(_waypointColor);
 		wi->showLabel(_showWaypointLabels);
 		wi->setUnits(_units);
 		wi->setVisible(_showWaypoints);
 		wi->setDigitalZoom(_digitalZoom);
 		_scene->addItem(wi);
-	}
 
-	addPOI(_poi->points(waypoints));
+		if (_showWaypoints)
+			addPOI(_poi->points(w));
+	}
 }
 
-QList<PathItem *> PathView::loadData(const Data &data)
+QList<PathItem *> MapView::loadData(const Data &data)
 {
 	QList<PathItem *> paths;
 	qreal zoom = _map->zoom();
@@ -161,40 +191,28 @@ QList<PathItem *> PathView::loadData(const Data &data)
 	else
 		updatePOIVisibility();
 
-	QPointF center = contentCenter();
-	centerOn(center);
-
-	_res = _map->resolution(center);
-	_mapScale->setResolution(_res);
-	if (_mapScale->scene() != _scene)
-		_scene->addItem(_mapScale);
+	centerOn(contentCenter());
 
 	return paths;
 }
 
-void PathView::updateWaypointsBoundingRect(const Coordinates &wp)
-{
-	if (_wr.isNull())
-		_wr = RectC(wp, wp);
-	else
-		_wr.unite(wp);
-}
-
-qreal PathView::mapZoom() const
+qreal MapView::mapZoom() const
 {
 	RectC br = _tr | _rr | _wr;
 
-	return _map->zoomFit(viewport()->size() - QSize(2*MARGIN, 2*MARGIN), br);
+	return _map->zoomFit(viewport()->size() - QSize(2*MARGIN, 2*MARGIN),
+	  br.isNull() ? RectC(_map->xy2ll(sceneRect().topLeft()),
+	  _map->xy2ll(sceneRect().bottomRight())) : br);
 }
 
-QPointF PathView::contentCenter() const
+QPointF MapView::contentCenter() const
 {
 	RectC br = _tr | _rr | _wr;
 
-	return _map->ll2xy(br.center());
+	return br.isNull() ? sceneRect().center() : _map->ll2xy(br.center());
 }
 
-void PathView::updatePOIVisibility()
+void MapView::updatePOIVisibility()
 {
 	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it, jt;
 
@@ -215,7 +233,7 @@ void PathView::updatePOIVisibility()
 	}
 }
 
-void PathView::rescale()
+void MapView::rescale()
 {
 	_scene->setSceneRect(_map->bounds());
 	resetCachedContent();
@@ -234,7 +252,7 @@ void PathView::rescale()
 	updatePOIVisibility();
 }
 
-void PathView::setPalette(const Palette &palette)
+void MapView::setPalette(const Palette &palette)
 {
 	_palette = palette;
 	_palette.reset();
@@ -245,20 +263,21 @@ void PathView::setPalette(const Palette &palette)
 		_routes.at(i)->setColor(_palette.nextColor());
 }
 
-void PathView::setMap(Map *map)
+void MapView::setMap(Map *map)
 {
 	QPointF pos = mapToScene(viewport()->rect().center());
 	Coordinates center = _map->xy2ll(pos);
 	qreal resolution = _map->resolution(pos);
 
 	_map->unload();
-	disconnect(_map, SIGNAL(loaded()), this, SLOT(redraw()));
+	disconnect(_map, SIGNAL(loaded()), this, SLOT(reloadMap()));
 
 	_map = map;
 	_map->load();
-	connect(_map, SIGNAL(loaded()), this, SLOT(redraw()));
+	_map->setBackgroundColor(_backgroundColor);
+	connect(_map, SIGNAL(loaded()), this, SLOT(reloadMap()));
 
-	resetDigitalZoom();
+	digitalZoom(0);
 
 	_map->zoomFit(resolution, center);
 	_scene->setSceneRect(_map->bounds());
@@ -275,17 +294,13 @@ void PathView::setMap(Map *map)
 		it.value()->setMap(_map);
 	updatePOIVisibility();
 
-	pos = _map->ll2xy(center);
-	centerOn(pos);
-
-	_res = _map->resolution(pos);
-	_mapScale->setResolution(_res);
+	centerOn(_map->ll2xy(center));
 
 	resetCachedContent();
 	QPixmapCache::clear();
 }
 
-void PathView::setPOI(POI *poi)
+void MapView::setPOI(POI *poi)
 {
 	disconnect(_poi, SIGNAL(pointsChanged()), this, SLOT(updatePOI()));
 	connect(poi, SIGNAL(pointsChanged()), this, SLOT(updatePOI()));
@@ -295,7 +310,7 @@ void PathView::setPOI(POI *poi)
 	updatePOI();
 }
 
-void PathView::updatePOI()
+void MapView::updatePOI()
 {
 	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
 
@@ -305,16 +320,20 @@ void PathView::updatePOI()
 	}
 	_pois.clear();
 
-	for (int i = 0; i < _tracks.size(); i++)
-		addPOI(_poi->points(_tracks.at(i)->path()));
-	for (int i = 0; i < _routes.size(); i++)
-		addPOI(_poi->points(_routes.at(i)->path()));
-	addPOI(_poi->points(_waypoints));
+	if (_showTracks)
+		for (int i = 0; i < _tracks.size(); i++)
+			addPOI(_poi->points(_tracks.at(i)->path()));
+	if (_showRoutes)
+		for (int i = 0; i < _routes.size(); i++)
+			addPOI(_poi->points(_routes.at(i)->path()));
+	if (_showWaypoints)
+		for (int i = 0; i< _waypoints.size(); i++)
+			addPOI(_poi->points(_waypoints.at(i)->waypoint()));
 
 	updatePOIVisibility();
 }
 
-void PathView::addPOI(const QVector<Waypoint> &waypoints)
+void MapView::addPOI(const QList<Waypoint> &waypoints)
 {
 	for (int i = 0; i < waypoints.size(); i++) {
 		const Waypoint &w = waypoints.at(i);
@@ -324,6 +343,8 @@ void PathView::addPOI(const QVector<Waypoint> &waypoints)
 
 		WaypointItem *pi = new WaypointItem(w, _map);
 		pi->setZValue(1);
+		pi->setSize(_poiSize);
+		pi->setColor(_poiColor);
 		pi->showLabel(_showPOILabels);
 		pi->setVisible(_showPOI);
 		pi->setDigitalZoom(_digitalZoom);
@@ -333,7 +354,7 @@ void PathView::addPOI(const QVector<Waypoint> &waypoints)
 	}
 }
 
-void PathView::setUnits(enum Units units)
+void MapView::setUnits(enum Units units)
 {
 	_units = units;
 
@@ -351,36 +372,23 @@ void PathView::setUnits(enum Units units)
 		it.value()->setUnits(units);
 }
 
-void PathView::redraw()
+void MapView::clearMapCache()
 {
+	_map->clearCache();
 	resetCachedContent();
 }
 
-void PathView::resetDigitalZoom()
+void MapView::digitalZoom(int zoom)
 {
 	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
 
-	_digitalZoom = 0;
-	resetTransform();
-
-	for (int i = 0; i < _tracks.size(); i++)
-		_tracks.at(i)->setDigitalZoom(0);
-	for (int i = 0; i < _routes.size(); i++)
-		_routes.at(i)->setDigitalZoom(0);
-	for (int i = 0; i < _waypoints.size(); i++)
-		_waypoints.at(i)->setDigitalZoom(0);
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
-		it.value()->setDigitalZoom(0);
-
-	_mapScale->setDigitalZoom(0);
-}
-
-void PathView::digitalZoom(int zoom)
-{
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
-
-	_digitalZoom += zoom;
-	scale(pow(2, zoom), pow(2, zoom));
+	if (zoom) {
+		_digitalZoom += zoom;
+		scale(pow(2, zoom), pow(2, zoom));
+	} else {
+		_digitalZoom = 0;
+		resetTransform();
+	}
 
 	for (int i = 0; i < _tracks.size(); i++)
 		_tracks.at(i)->setDigitalZoom(_digitalZoom);
@@ -394,7 +402,7 @@ void PathView::digitalZoom(int zoom)
 	_mapScale->setDigitalZoom(_digitalZoom);
 }
 
-void PathView::zoom(int zoom, const QPoint &pos, const Coordinates &c)
+void MapView::zoom(int zoom, const QPoint &pos, const Coordinates &c)
 {
 	bool shift = QApplication::keyboardModifiers() & Qt::ShiftModifier;
 
@@ -411,15 +419,8 @@ void PathView::zoom(int zoom, const QPoint &pos, const Coordinates &c)
 		ns = (zoom > 0) ? _map->zoomIn() : _map->zoomOut();
 
 		if (ns != os) {
-			QPoint offset = pos - viewport()->rect().center();
-
 			rescale();
-
-			QPointF center = _map->ll2xy(c) - offset;
-			centerOn(center);
-
-			_res = _map->resolution(center);
-			_mapScale->setResolution(_res);
+			centerOn(_map->ll2xy(c) - (pos - viewport()->rect().center()));
 		} else {
 			if (shift)
 				digitalZoom(zoom);
@@ -427,7 +428,7 @@ void PathView::zoom(int zoom, const QPoint &pos, const Coordinates &c)
 	}
 }
 
-void PathView::wheelEvent(QWheelEvent *event)
+void MapView::wheelEvent(QWheelEvent *event)
 {
 	static int deg = 0;
 
@@ -440,7 +441,7 @@ void PathView::wheelEvent(QWheelEvent *event)
 	zoom((event->delta() > 0) ? 1 : -1, event->pos(), c);
 }
 
-void PathView::mouseDoubleClickEvent(QMouseEvent *event)
+void MapView::mouseDoubleClickEvent(QMouseEvent *event)
 {
 	if (event->button() != Qt::LeftButton && event->button() != Qt::RightButton)
 		return;
@@ -449,7 +450,7 @@ void PathView::mouseDoubleClickEvent(QMouseEvent *event)
 	zoom((event->button() == Qt::LeftButton) ? 1 : -1, event->pos(), c);
 }
 
-void PathView::keyPressEvent(QKeyEvent *event)
+void MapView::keyPressEvent(QKeyEvent *event)
 {
 	int z;
 
@@ -461,7 +462,7 @@ void PathView::keyPressEvent(QKeyEvent *event)
 	else if (event->matches(ZOOM_OUT))
 		z = -1;
 	else if (_digitalZoom && event->key() == Qt::Key_Escape) {
-		resetDigitalZoom();
+		digitalZoom(0);
 		return;
 	} else {
 		QGraphicsView::keyPressEvent(event);
@@ -471,18 +472,21 @@ void PathView::keyPressEvent(QKeyEvent *event)
 	zoom(z, pos, c);
 }
 
-void PathView::plot(QPainter *painter, const QRectF &target, bool hires)
+void MapView::plot(QPainter *painter, const QRectF &target, qreal scale,
+  bool hires)
 {
 	QRect orig, adj;
-	qreal ratio, diff, origRes;
+	qreal ratio, diff, origRes, q;
 	QPointF origScene, origPos;
 	Coordinates origLL;
 
 
+	// Enter plot mode
 	setUpdatesEnabled(false);
 	_plot = true;
 	_map->setBlockingMode(true);
 
+	// Compute sizes & ratios
 	orig = viewport()->rect();
 	origPos = _mapScale->pos();
 
@@ -495,6 +499,7 @@ void PathView::plot(QPainter *painter, const QRectF &target, bool hires)
 		diff = (orig.height() * ratio) - orig.width();
 		adj = orig.adjusted(-diff/2, 0, diff/2, 0);
 	}
+	q = (target.width() / scale) / adj.width();
 
 	// Adjust the view for printing
 	if (hires) {
@@ -509,19 +514,20 @@ void PathView::plot(QPainter *painter, const QRectF &target, bool hires)
 		adj = QRect(0, 0, adj.width() * s.x(), adj.height() * s.y());
 		_map->zoomFit(adj.size(), _tr | _rr | _wr);
 		rescale();
+
 		QPointF center = contentCenter();
 		centerOn(center);
 		adj.moveCenter(mapFromScene(center));
 
-		_mapScale->setResolution(_map->resolution(_map->ll2xy(origLL)));
-		_mapScale->setDigitalZoom(-log2(s.x()));
+		_mapScale->setDigitalZoom(-log2(s.x() / q));
 		_mapScale->setPos(mapToScene(QPoint(adj.bottomRight() + QPoint(
-		  -(SCALE_OFFSET + _mapScale->boundingRect().width()) * s.x(),
-		  -(SCALE_OFFSET + _mapScale->boundingRect().height()) * s.x()))));
+		  -(SCALE_OFFSET + _mapScale->boundingRect().width()) * (s.x() / q),
+		  -(SCALE_OFFSET + _mapScale->boundingRect().height()) * (s.x() / q)))));
 	} else {
+		_mapScale->setDigitalZoom(-log2(1.0 / q));
 		_mapScale->setPos(mapToScene(QPoint(adj.bottomRight() + QPoint(
-		  -(SCALE_OFFSET + _mapScale->boundingRect().width()),
-		  -(SCALE_OFFSET + _mapScale->boundingRect().height())))));
+		  -(SCALE_OFFSET + _mapScale->boundingRect().width()) / q ,
+		  -(SCALE_OFFSET + _mapScale->boundingRect().height()) / q))));
 	}
 
 	// Print the view
@@ -532,62 +538,67 @@ void PathView::plot(QPainter *painter, const QRectF &target, bool hires)
 		_map->zoomFit(origRes, origLL);
 		rescale();
 		centerOn(origScene);
-		_mapScale->setDigitalZoom(0);
-		_mapScale->setResolution(origRes);
 	}
+	_mapScale->setDigitalZoom(0);
 	_mapScale->setPos(origPos);
 
+	// Exit plot mode
 	_map->setBlockingMode(false);
 	_plot = false;
 	setUpdatesEnabled(true);
 }
 
-void PathView::clear()
+void MapView::clear()
 {
-	if (_mapScale->scene() == _scene)
-		_scene->removeItem(_mapScale);
-
 	_pois.clear();
 	_tracks.clear();
 	_routes.clear();
 	_waypoints.clear();
+
+	_scene->removeItem(_mapScale);
 	_scene->clear();
+	_scene->addItem(_mapScale);
+
 	_palette.reset();
 
 	_tr = RectC();
 	_rr = RectC();
 	_wr = RectC();
 
-	resetDigitalZoom();
-	resetCachedContent();
-	QPixmapCache::clear();
+	digitalZoom(0);
 }
 
-void PathView::showTracks(bool show)
+void MapView::showTracks(bool show)
 {
 	_showTracks = show;
 
 	for (int i = 0; i < _tracks.count(); i++)
 		_tracks.at(i)->setVisible(show);
+
+	updatePOI();
 }
 
-void PathView::showRoutes(bool show)
+void MapView::showRoutes(bool show)
 {
 	_showRoutes = show;
 
 	for (int i = 0; i < _routes.count(); i++)
 		_routes.at(i)->setVisible(show);
+
+	updatePOI();
 }
 
-void PathView::showWaypoints(bool show)
+void MapView::showWaypoints(bool show)
 {
 	_showWaypoints = show;
 
 	for (int i = 0; i < _waypoints.count(); i++)
 		_waypoints.at(i)->setVisible(show);
+
+	updatePOI();
 }
 
-void PathView::showWaypointLabels(bool show)
+void MapView::showWaypointLabels(bool show)
 {
 	_showWaypointLabels = show;
 
@@ -598,7 +609,7 @@ void PathView::showWaypointLabels(bool show)
 		_routes.at(i)->showWaypointLabels(show);
 }
 
-void PathView::showRouteWaypoints(bool show)
+void MapView::showRouteWaypoints(bool show)
 {
 	_showRouteWaypoints = show;
 
@@ -606,13 +617,13 @@ void PathView::showRouteWaypoints(bool show)
 		_routes.at(i)->showWaypoints(show);
 }
 
-void PathView::showMap(bool show)
+void MapView::showMap(bool show)
 {
 	_showMap = show;
 	resetCachedContent();
 }
 
-void PathView::showPOI(bool show)
+void MapView::showPOI(bool show)
 {
 	_showPOI = show;
 
@@ -623,7 +634,7 @@ void PathView::showPOI(bool show)
 	updatePOIVisibility();
 }
 
-void PathView::showPOILabels(bool show)
+void MapView::showPOILabels(bool show)
 {
 	_showPOILabels = show;
 
@@ -634,14 +645,14 @@ void PathView::showPOILabels(bool show)
 	updatePOIVisibility();
 }
 
-void PathView::setPOIOverlap(bool overlap)
+void MapView::setPOIOverlap(bool overlap)
 {
 	_overlapPOIs = overlap;
 
 	updatePOIVisibility();
 }
 
-void PathView::setTrackWidth(int width)
+void MapView::setTrackWidth(int width)
 {
 	_trackWidth = width;
 
@@ -649,7 +660,7 @@ void PathView::setTrackWidth(int width)
 		_tracks.at(i)->setWidth(width);
 }
 
-void PathView::setRouteWidth(int width)
+void MapView::setRouteWidth(int width)
 {
 	_routeWidth = width;
 
@@ -657,7 +668,7 @@ void PathView::setRouteWidth(int width)
 		_routes.at(i)->setWidth(width);
 }
 
-void PathView::setTrackStyle(Qt::PenStyle style)
+void MapView::setTrackStyle(Qt::PenStyle style)
 {
 	_trackStyle = style;
 
@@ -665,7 +676,7 @@ void PathView::setTrackStyle(Qt::PenStyle style)
 		_tracks.at(i)->setStyle(style);
 }
 
-void PathView::setRouteStyle(Qt::PenStyle style)
+void MapView::setRouteStyle(Qt::PenStyle style)
 {
 	_routeStyle = style;
 
@@ -673,40 +684,82 @@ void PathView::setRouteStyle(Qt::PenStyle style)
 		_routes.at(i)->setStyle(style);
 }
 
-void PathView::setMapOpacity(int opacity)
+void MapView::setWaypointSize(int size)
+{
+	_waypointSize = size;
+
+	for (int i = 0; i < _waypoints.size(); i++)
+		_waypoints.at(i)->setSize(size);
+}
+
+void MapView::setWaypointColor(const QColor &color)
+{
+	_waypointColor = color;
+
+	for (int i = 0; i < _waypoints.size(); i++)
+		_waypoints.at(i)->setColor(color);
+}
+
+void MapView::setPOISize(int size)
+{
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
+
+	_poiSize = size;
+
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->setSize(size);
+}
+
+void MapView::setPOIColor(const QColor &color)
+{
+	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
+
+	_poiColor = color;
+
+	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+		it.value()->setColor(color);
+}
+
+void MapView::setMapOpacity(int opacity)
 {
 	_opacity = opacity / 100.0;
 	resetCachedContent();
 }
 
-void PathView::drawBackground(QPainter *painter, const QRectF &rect)
+void MapView::setBackgroundColor(const QColor &color)
 {
-	if (_showMap) {
-		if (_opacity < 1.0) {
-			painter->fillRect(rect, Qt::white);
-			painter->setOpacity(_opacity);
-		}
-		_map->draw(painter, rect);
-	} else
-		painter->fillRect(rect, Qt::white);
+	_backgroundColor = color;
+	_map->setBackgroundColor(color);
+	resetCachedContent();
 }
 
-void PathView::resizeEvent(QResizeEvent *event)
+void MapView::drawBackground(QPainter *painter, const QRectF &rect)
 {
+	if (_showMap) {
+		QRectF ir = rect.intersected(_map->bounds());
+
+		if (_opacity < 1.0 || ir != rect)
+			painter->fillRect(rect, _backgroundColor);
+		if (_opacity < 1.0)
+			painter->setOpacity(_opacity);
+
+		_map->draw(painter, ir);
+	} else
+		painter->fillRect(rect, _backgroundColor);
+}
+
+void MapView::resizeEvent(QResizeEvent *event)
+{
+	QGraphicsView::resizeEvent(event);
+
 	qreal zoom = _map->zoom();
 	if (mapZoom() != zoom)
 		rescale();
 
-	QPointF center = contentCenter();
-	centerOn(center);
-
-	_res = _map->resolution(center);
-	_mapScale->setResolution(_res);
-
-	QGraphicsView::resizeEvent(event);
+	centerOn(contentCenter());
 }
 
-void PathView::paintEvent(QPaintEvent *event)
+void MapView::paintEvent(QPaintEvent *event)
 {
 	QPointF scenePos = mapToScene(rect().bottomRight() + QPoint(
 	  -(SCALE_OFFSET + _mapScale->boundingRect().width()),
@@ -717,7 +770,7 @@ void PathView::paintEvent(QPaintEvent *event)
 	QGraphicsView::paintEvent(event);
 }
 
-void PathView::scrollContentsBy(int dx, int dy)
+void MapView::scrollContentsBy(int dx, int dy)
 {
 	QGraphicsView::scrollContentsBy(dx, dy);
 
@@ -730,10 +783,30 @@ void PathView::scrollContentsBy(int dx, int dy)
 	}
 }
 
-void PathView::useOpenGL(bool use)
+void MapView::useOpenGL(bool use)
 {
 	if (use)
 		setViewport(new OPENGL_WIDGET);
 	else
 		setViewport(new QWidget);
 }
+
+void MapView::useAntiAliasing(bool use)
+{
+	setRenderHint(QPainter::Antialiasing, use);
+}
+
+void MapView::setMarkerColor(const QColor &color)
+{
+	_markerColor = color;
+
+	for (int i = 0; i < _tracks.size(); i++)
+		_tracks.at(i)->setMarkerColor(color);
+	for (int i = 0; i < _routes.size(); i++)
+		_routes.at(i)->setMarkerColor(color);
+}
+
+void MapView::reloadMap()
+{
+	resetCachedContent();
+}

src/GUI/mapview.h

@@ -1,15 +1,15 @@
-#ifndef TRACKVIEW_H
-#define TRACKVIEW_H
+#ifndef MAPVIEW_H
+#define MAPVIEW_H
 
 #include <QGraphicsView>
 #include <QVector>
 #include <QHash>
 #include <QList>
+#include "common/rectc.h"
+#include "data/waypoint.h"
+#include "searchpointer.h"
 #include "units.h"
 #include "palette.h"
-#include "waypoint.h"
-#include "rectc.h"
-#include "searchpointer.h"
 
 class Data;
 class POI;
@@ -22,13 +22,12 @@ class WaypointItem;
 class ScaleItem;
 class PathItem;
 
-class PathView : public QGraphicsView
+class MapView : public QGraphicsView
 {
 	Q_OBJECT
 
 public:
-	PathView(Map *map, POI *poi, QWidget *parent = 0);
-	~PathView();
+	MapView(Map *map, POI *poi, QWidget *parent = 0);
 
 	QList<PathItem*> loadData(const Data &data);
 
@@ -37,19 +36,25 @@ public:
 	void setMap(Map *map);
 	void setUnits(enum Units units);
 
-	void plot(QPainter *painter, const QRectF &target, bool hires);
-
-	int trackCount() const {return _tracks.count();}
-	int routeCount() const {return _routes.count();}
-	int waypointCount() const {return _waypoints.count();}
+	void plot(QPainter *painter, const QRectF &target, qreal scale, bool hires);
 
 	void clear();
 
+	void setTrackWidth(int width);
+	void setRouteWidth(int width);
+	void setTrackStyle(Qt::PenStyle style);
+	void setRouteStyle(Qt::PenStyle style);
+	void setWaypointSize(int size);
+	void setWaypointColor(const QColor &color);
+	void setPOISize(int size);
+	void setPOIColor(const QColor &color);
+	void setMapOpacity(int opacity);
+	void setBackgroundColor(const QColor &color);
 	void useOpenGL(bool use);
+	void useAntiAliasing(bool use);
+	void setMarkerColor(const QColor &color);
 
 public slots:
-	void redraw();
-
 	void showMap(bool show);
 	void showPOI(bool show);
 	void setPOIOverlap(bool overlap);
@@ -59,31 +64,27 @@ public slots:
 	void showRoutes(bool show);
 	void showWaypoints(bool show);
 	void showRouteWaypoints(bool show);
-	void setTrackWidth(int width);
-	void setRouteWidth(int width);
-	void setTrackStyle(Qt::PenStyle style);
-	void setRouteStyle(Qt::PenStyle style);
-	void setMapOpacity(int opacity);
+	void clearMapCache();
 
 private slots:
 	void updatePOI();
+	void reloadMap();
 
 private:
 	PathItem *addTrack(const Track &track);
 	PathItem *addRoute(const Route &route);
 	void addWaypoints(const QList<Waypoint> &waypoints);
-	void addPOI(const QVector<Waypoint> &waypoints);
+	void addPOI(const QList<Waypoint> &waypoints);
 	void loadPOI();
 	void clearPOI();
 
 	qreal mapZoom() const;
 	QPointF contentCenter() const;
 	void rescale();
+	void centerOn(const QPointF &pos);
 	void zoom(int zoom, const QPoint &pos, const Coordinates &c);
 	void digitalZoom(int zoom);
-	void resetDigitalZoom();
 	void updatePOIVisibility();
-	void updateWaypointsBoundingRect(const Coordinates &wp);
 
 	void mouseDoubleClickEvent(QMouseEvent *event);
 	void wheelEvent(QWheelEvent *event);
@@ -107,8 +108,9 @@ private:
 	POI *_poi;
 	Palette _palette;
 	Units _units;
-	qreal _opacity;
 
+	qreal _opacity;
+	QColor _backgroundColor;
 	bool _showMap;
 	bool _showTracks;
 	bool _showRoutes;
@@ -122,9 +124,14 @@ private:
 	int _routeWidth;
 	Qt::PenStyle _trackStyle;
 	Qt::PenStyle _routeStyle;
+	int _waypointSize;
+	int _poiSize;
+	QColor _waypointColor;
+	QColor _poiColor;
+	QColor _markerColor;
 
 	int _digitalZoom;
 	bool _plot;
 };
 
-#endif // TRACKVIEW_H
+#endif // MAPVIEW_H

src/GUI/markeritem.cpp

@@ -7,7 +7,7 @@
 
 MarkerItem::MarkerItem(QGraphicsItem *parent) : QGraphicsItem(parent)
 {
-
+	_color = Qt::red;
 }
 
 QRectF MarkerItem::boundingRect() const
@@ -22,9 +22,15 @@ void MarkerItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option
 	Q_UNUSED(widget);
 
 	painter->setRenderHint(QPainter::Antialiasing, false);
-	painter->setPen(QPen(Qt::red, WIDTH));
+	painter->setPen(QPen(_color, WIDTH));
 	painter->drawLine(-SIZE/2, 0, SIZE/2, 0);
 	painter->drawLine(0, -SIZE/2, 0, SIZE/2);
 
 //	painter->drawRect(boundingRect());
 }
+
+void MarkerItem::setColor(const QColor &color)
+{
+	_color = color;
+	update();
+}

src/GUI/markeritem.h

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

src/GUI/nicenum.cpp

@@ -1,7 +1,5 @@
 #include <cmath>
-#include <cctype>
-#include "misc.h"
-
+#include "nicenum.h"
 
 double niceNum(double x, int round)
 {
@@ -34,23 +32,3 @@ double niceNum(double x, int round)
 
 	return nf * pow(10.0, expv);
 }
-
-int str2int(const char *str, int len)
-{
-	int res = 0;
-
-	for (const char *sp = str; sp < str + len; sp++) {
-		if (::isdigit(*sp))
-			res = res * 10 + *sp - '0';
-		else
-			return -1;
-	}
-
-	return res;
-}
-
-QRectF scaled(const QRectF &rect, qreal factor)
-{
-	return QRectF(QPointF(rect.left() * factor, rect.top() * factor),
-	  QSizeF(rect.width() * factor, rect.height() * factor));
-}

src/GUI/nicenum.h

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

src/GUI/optionsdialog.cpp

@@ -24,8 +24,42 @@
 #define MENU_MARGIN 20
 #define MENU_ICON_SIZE 32
 
+#ifdef Q_OS_MAC
+static QFrame *line()
+{
+	QFrame *l = new QFrame();
+	l->setFrameShape(QFrame::HLine);
+	l->setFrameShadow(QFrame::Sunken);
+
+	return l;
+}
+#endif
+
+QWidget *OptionsDialog::createGeneralPage()
+{
+	_alwaysShowMap = new QCheckBox(tr("Always show the map"));
+	_alwaysShowMap->setChecked(_options->alwaysShowMap);
+	_alwaysShowMap->setToolTip("<p>" +
+	  tr("Show the map even when no files are loaded.") + "</p>");
+
+	QFormLayout *showMapLayout = new QFormLayout();
+	showMapLayout->addWidget(_alwaysShowMap);
+
+	QWidget *generalTab = new QWidget();
+	QVBoxLayout *generalTabLayout = new QVBoxLayout();
+	generalTabLayout->addLayout(showMapLayout);
+	generalTabLayout->addStretch();
+	generalTab->setLayout(generalTabLayout);
+
+	QTabWidget *generalPage = new QTabWidget();
+	generalPage->addTab(generalTab, tr("General"));
+
+	return generalPage;
+}
+
 QWidget *OptionsDialog::createAppearancePage()
 {
+	// Paths
 	_baseColor = new ColorBox();
 	_baseColor->setColor(_options->palette.color());
 	_colorOffset = new QDoubleSpinBox();
@@ -37,35 +71,9 @@ QWidget *OptionsDialog::createAppearancePage()
 	paletteLayout->addRow(tr("Base color:"), _baseColor);
 	paletteLayout->addRow(tr("Palette shift:"), _colorOffset);
 #ifndef Q_OS_MAC
-	QGroupBox *pathsBox = new QGroupBox(tr("Paths"));
-	pathsBox->setLayout(paletteLayout);
-#endif
-
-	_mapOpacity = new PercentSlider();
-	_mapOpacity->setValue(_options->mapOpacity);
-	QFormLayout *mapLayout = new QFormLayout();
-	mapLayout->addRow(tr("Map opacity:"), _mapOpacity);
-#ifndef Q_OS_MAC
-	QGroupBox *mapBox = new QGroupBox(tr("Map"));
-	mapBox->setLayout(mapLayout);
-#endif
-
-	QWidget *colorTab = new QWidget();
-	QVBoxLayout *colorTabLayout = new QVBoxLayout();
-#ifdef Q_OS_MAC
-	QFrame *l0 = new QFrame();
-	l0->setFrameShape(QFrame::HLine);
-	l0->setFrameShadow(QFrame::Sunken);
-
-	colorTabLayout->addLayout(paletteLayout);
-	colorTabLayout->addWidget(l0);
-	colorTabLayout->addLayout(mapLayout);
-#else // Q_OS_MAC
-	colorTabLayout->addWidget(pathsBox);
-	colorTabLayout->addWidget(mapBox);
-#endif // O_OS_MAC
-	colorTabLayout->addStretch();
-	colorTab->setLayout(colorTabLayout);
+	QGroupBox *colorBox = new QGroupBox(tr("Colors"));
+	colorBox->setLayout(paletteLayout);
+#endif // Q_OS_MAC
 
 	_trackWidth = new QSpinBox();
 	_trackWidth->setValue(_options->trackWidth);
@@ -73,12 +81,15 @@ QWidget *OptionsDialog::createAppearancePage()
 	_trackStyle = new StyleComboBox();
 	_trackStyle->setValue(_options->trackStyle);
 	QFormLayout *trackLayout = new QFormLayout();
+#ifdef Q_OS_MAC
 	trackLayout->addRow(tr("Track width:"), _trackWidth);
 	trackLayout->addRow(tr("Track style:"), _trackStyle);
-#ifndef Q_OS_MAC
+#else // Q_OS_MAC
+	trackLayout->addRow(tr("Width:"), _trackWidth);
+	trackLayout->addRow(tr("Style:"), _trackStyle);
 	QGroupBox *trackBox = new QGroupBox(tr("Tracks"));
 	trackBox->setLayout(trackLayout);
-#endif
+#endif // Q_OS_MAC
 
 	_routeWidth = new QSpinBox();
 	_routeWidth->setValue(_options->routeWidth);
@@ -86,9 +97,12 @@ QWidget *OptionsDialog::createAppearancePage()
 	_routeStyle = new StyleComboBox();
 	_routeStyle->setValue(_options->routeStyle);
 	QFormLayout *routeLayout = new QFormLayout();
+#ifdef Q_OS_MAC
 	routeLayout->addRow(tr("Route width:"), _routeWidth);
 	routeLayout->addRow(tr("Route style:"), _routeStyle);
-#ifndef Q_OS_MAC
+#else // Q_OS_MAC
+	routeLayout->addRow(tr("Width:"), _routeWidth);
+	routeLayout->addRow(tr("Style:"), _routeStyle);
 	QGroupBox *routeBox = new QGroupBox(tr("Routes"));
 	routeBox->setLayout(routeLayout);
 #endif // Q_OS_MAC
@@ -101,18 +115,14 @@ QWidget *OptionsDialog::createAppearancePage()
 	QWidget *pathTab = new QWidget();
 	QVBoxLayout *pathTabLayout = new QVBoxLayout();
 #ifdef Q_OS_MAC
-	QFrame *l1 = new QFrame();
-	l1->setFrameShape(QFrame::HLine);
-	l1->setFrameShadow(QFrame::Sunken);
-	QFrame *l2 = new QFrame();
-	l2->setFrameShape(QFrame::HLine);
-	l2->setFrameShadow(QFrame::Sunken);
-
+	pathTabLayout->addLayout(paletteLayout);
+	pathTabLayout->addWidget(line());
 	pathTabLayout->addLayout(trackLayout);
-	pathTabLayout->addWidget(l1);
+	pathTabLayout->addWidget(line());
 	pathTabLayout->addLayout(routeLayout);
-	pathTabLayout->addWidget(l2);
+	pathTabLayout->addWidget(line());
 #else // Q_OS_MAC
+	pathTabLayout->addWidget(colorBox);
 	pathTabLayout->addWidget(trackBox);
 	pathTabLayout->addWidget(routeBox);
 #endif // Q_OS_MAC
@@ -120,18 +130,70 @@ QWidget *OptionsDialog::createAppearancePage()
 	pathTabLayout->addStretch();
 	pathTab->setLayout(pathTabLayout);
 
+
+	// Waypoints
+	_waypointSize = new QSpinBox();
+	_waypointSize->setMinimum(1);
+	_waypointSize->setValue(_options->waypointSize);
+	_waypointColor = new ColorBox();
+	_waypointColor->setColor(_options->waypointColor);
+	QFormLayout *waypointLayout = new QFormLayout();
+#ifdef Q_OS_MAC
+	waypointLayout->addRow(tr("Waypoint color:"), _waypointColor);
+	waypointLayout->addRow(tr("Waypoint size:"), _waypointSize);
+#else // Q_OS_MAC
+	waypointLayout->addRow(tr("Color:"), _waypointColor);
+	waypointLayout->addRow(tr("Size:"), _waypointSize);
+	QGroupBox *waypointBox = new QGroupBox(tr("Waypoints"));
+	waypointBox->setLayout(waypointLayout);
+#endif // Q_OS_MAC
+
+	_poiSize = new QSpinBox();
+	_poiSize->setMinimum(1);
+	_poiSize->setValue(_options->poiSize);
+	_poiColor = new ColorBox();
+	_poiColor->setColor(_options->poiColor);
+	QFormLayout *poiLayout = new QFormLayout();
+#ifdef Q_OS_MAC
+	poiLayout->addRow(tr("POI color:"), _poiColor);
+	poiLayout->addRow(tr("POI size:"), _poiSize);
+#else // Q_OS_MAC
+	poiLayout->addRow(tr("Color:"), _poiColor);
+	poiLayout->addRow(tr("Size:"), _poiSize);
+	QGroupBox *poiBox = new QGroupBox(tr("POIs"));
+	poiBox->setLayout(poiLayout);
+#endif // Q_OS_MAC
+
+	QWidget *pointTab = new QWidget();
+	QVBoxLayout *pointTabLayout = new QVBoxLayout();
+#ifdef Q_OS_MAC
+	pointTabLayout->addLayout(waypointLayout);
+	pointTabLayout->addWidget(line());
+	pointTabLayout->addLayout(poiLayout);
+#else // Q_OS_MAC
+	pointTabLayout->addWidget(waypointBox);
+	pointTabLayout->addWidget(poiBox);
+#endif // Q_OS_MAC
+	pointTabLayout->addStretch();
+	pointTab->setLayout(pointTabLayout);
+
+
+	// Graphs
+	_sliderColor = new ColorBox();
+	_sliderColor->setColor(_options->sliderColor);
 	_graphWidth = new QSpinBox();
 	_graphWidth->setValue(_options->graphWidth);
 	_graphWidth->setMinimum(1);
+
 	QFormLayout *graphLayout = new QFormLayout();
 	graphLayout->addRow(tr("Line width:"), _graphWidth);
+	graphLayout->addRow(tr("Slider color:"), _sliderColor);
 
 	_graphAA = new QCheckBox(tr("Use anti-aliasing"));
 	_graphAA->setChecked(_options->graphAntiAliasing);
 	QFormLayout *graphAALayout = new QFormLayout();
 	graphAALayout->addWidget(_graphAA);
 
-
 	QWidget *graphTab = new QWidget();
 	QVBoxLayout *graphTabLayout = new QVBoxLayout();
 	graphTabLayout->addLayout(graphLayout);
@@ -139,10 +201,29 @@ QWidget *OptionsDialog::createAppearancePage()
 	graphTabLayout->addStretch();
 	graphTab->setLayout(graphTabLayout);
 
+
+	// Map
+	_mapOpacity = new PercentSlider();
+	_mapOpacity->setValue(_options->mapOpacity);
+	_backgroundColor = new ColorBox();
+	_backgroundColor->setColor(_options->backgroundColor);
+	_backgroundColor->enableAlphaChannel(false);
+	QFormLayout *mapLayout = new QFormLayout();
+	mapLayout->addRow(tr("Background color:"), _backgroundColor);
+	mapLayout->addRow(tr("Map opacity:"), _mapOpacity);
+
+	QWidget *mapTab = new QWidget();
+	QVBoxLayout *mapTabLayout = new QVBoxLayout();
+	mapTabLayout->addLayout(mapLayout);
+	mapTabLayout->addStretch();
+	mapTab->setLayout(mapTabLayout);
+
+
 	QTabWidget *appearancePage = new QTabWidget();
-	appearancePage->addTab(colorTab, tr("Colors"));
 	appearancePage->addTab(pathTab, tr("Paths"));
+	appearancePage->addTab(pointTab, tr("Points"));
 	appearancePage->addTab(graphTab, tr("Graphs"));
+	appearancePage->addTab(mapTab, tr("Map"));
 
 	return appearancePage;
 }
@@ -191,14 +272,9 @@ QWidget *OptionsDialog::createDataPage()
 	QWidget *filterTab = new QWidget();
 	QVBoxLayout *filterTabLayout = new QVBoxLayout();
 #ifdef Q_OS_MAC
-	QLabel *label = new QLabel(tr("Smoothing:"));
-	QFrame *line = new QFrame();
-	line->setFrameShape(QFrame::HLine);
-	line->setFrameShadow(QFrame::Sunken);
-
-	filterTabLayout->addWidget(label);
+	filterTabLayout->addWidget(new QLabel(tr("Smoothing:")));
 	filterTabLayout->addLayout(smoothLayout);
-	filterTabLayout->addWidget(line);
+	filterTabLayout->addWidget(line());
 	filterTabLayout->addLayout(outlierLayout);
 #else // Q_OS_MAC
 	filterTabLayout->addWidget(smoothBox);
@@ -341,12 +417,6 @@ QWidget *OptionsDialog::createExportPage()
 QWidget *OptionsDialog::createSystemPage()
 {
 	_useOpenGL = new QCheckBox(tr("Use OpenGL"));
-#ifdef Q_OS_WIN32
-	if (QSysInfo::WindowsVersion < QSysInfo::WV_VISTA) {
-		_useOpenGL->setChecked(false);
-		_useOpenGL->setEnabled(false);
-	} else
-#endif // Q_OS_WIN32
 	_useOpenGL->setChecked(_options->useOpenGL);
 
 	_pixmapCache = new QSpinBox();
@@ -378,6 +448,7 @@ OptionsDialog::OptionsDialog(Options *options, QWidget *parent)
   : QDialog(parent), _options(options)
 {
 	QStackedWidget *pages = new QStackedWidget();
+	pages->addWidget(createGeneralPage());
 	pages->addWidget(createAppearancePage());
 	pages->addWidget(createDataPage());
 	pages->addWidget(createPOIPage());
@@ -386,6 +457,7 @@ OptionsDialog::OptionsDialog(Options *options, QWidget *parent)
 
 	QListWidget *menu = new QListWidget();
 	menu->setIconSize(QSize(MENU_ICON_SIZE, MENU_ICON_SIZE));
+	new QListWidgetItem(QIcon(QPixmap(APP_ICON)), tr("General"), menu);
 	new QListWidgetItem(QIcon(QPixmap(APPEARANCE_ICON)), tr("Appearance"),
 	  menu);
 	new QListWidgetItem(QIcon(QPixmap(DATA_ICON)), tr("Data"), menu);
@@ -425,9 +497,12 @@ OptionsDialog::OptionsDialog(Options *options, QWidget *parent)
 
 void OptionsDialog::accept()
 {
+	_options->alwaysShowMap = _alwaysShowMap->isChecked();
+
 	_options->palette.setColor(_baseColor->color());
 	_options->palette.setShift(_colorOffset->value());
 	_options->mapOpacity = _mapOpacity->value();
+	_options->backgroundColor = _backgroundColor->color();
 	_options->trackWidth = _trackWidth->value();
 	_options->trackStyle = (Qt::PenStyle) _trackStyle->itemData(
 	  _trackStyle->currentIndex()).toInt();
@@ -435,7 +510,12 @@ void OptionsDialog::accept()
 	_options->routeStyle = (Qt::PenStyle) _routeStyle->itemData(
 	  _routeStyle->currentIndex()).toInt();
 	_options->pathAntiAliasing = _pathAA->isChecked();
+	_options->waypointSize = _waypointSize->value();
+	_options->waypointColor = _waypointColor->color();
+	_options->poiSize = _poiSize->value();
+	_options->poiColor = _poiColor->color();
 	_options->graphWidth = _graphWidth->value();
+	_options->sliderColor = _sliderColor->color();
 	_options->graphAntiAliasing = _graphAA->isChecked();
 
 	_options->elevationFilter = _elevationFilter->value();
@@ -444,12 +524,16 @@ void OptionsDialog::accept()
 	_options->cadenceFilter = _cadenceFilter->value();
 	_options->powerFilter = _powerFilter->value();
 	_options->outlierEliminate = _outlierEliminate->isChecked();
-	_options->pauseSpeed = (_options->units == Imperial)
+	qreal pauseSpeed = (_options->units == Imperial)
 		? _pauseSpeed->value() / MS2MIH : _pauseSpeed->value() / MS2KMH;
+	if (qAbs(pauseSpeed - _options->pauseSpeed) > 0.01)
+		_options->pauseSpeed = pauseSpeed;
 	_options->pauseInterval = _pauseInterval->value();
 
-	_options->poiRadius = (_options->units == Imperial)
+	qreal poiRadius = (_options->units == Imperial)
 		? _poiRadius->value() * MIINM :  _poiRadius->value() * KMINM;
+	if (qAbs(poiRadius - _options->poiRadius) > 0.01)
+		_options->poiRadius = poiRadius;
 
 	_options->useOpenGL = _useOpenGL->isChecked();
 	_options->pixmapCache = _pixmapCache->value();

src/GUI/optionsdialog.h

@@ -16,16 +16,24 @@ class QRadioButton;
 class PercentSlider;
 
 struct Options {
+	// General
+	bool alwaysShowMap;
 	// Appearance
 	Palette palette;
-	int mapOpacity;
 	int trackWidth;
 	int routeWidth;
 	Qt::PenStyle trackStyle;
 	Qt::PenStyle routeStyle;
+	QColor waypointColor;
+	QColor poiColor;
+	int waypointSize;
+	int poiSize;
 	int graphWidth;
+	QColor sliderColor;
 	bool pathAntiAliasing;
 	bool graphAntiAliasing;
+	int mapOpacity;
+	QColor backgroundColor;
 	// Data
 	int elevationFilter;
 	int speedFilter;
@@ -64,6 +72,7 @@ public slots:
 	void accept();
 
 private:
+	QWidget *createGeneralPage();
 	QWidget *createAppearancePage();
 	QWidget *createDataPage();
 	QWidget *createPOIPage();
@@ -72,16 +81,24 @@ private:
 
 	Options *_options;
 
+	// General
+	QCheckBox *_alwaysShowMap;
 	// Appearance
 	ColorBox *_baseColor;
 	QDoubleSpinBox *_colorOffset;
 	PercentSlider *_mapOpacity;
+	ColorBox *_backgroundColor;
 	QSpinBox *_trackWidth;
 	StyleComboBox *_trackStyle;
 	QSpinBox *_routeWidth;
 	StyleComboBox *_routeStyle;
 	QCheckBox *_pathAA;
+	QSpinBox *_waypointSize;
+	ColorBox *_waypointColor;
+	QSpinBox *_poiSize;
+	ColorBox *_poiColor;
 	QSpinBox *_graphWidth;
+	ColorBox *_sliderColor;
 	QCheckBox *_graphAA;
 	// Data
 	OddSpinBox *_elevationFilter;

src/GUI/pathitem.cpp

@@ -2,9 +2,9 @@
 #include <QApplication>
 #include <QCursor>
 #include <QPainter>
+#include "map/map.h"
 #include "tooltip.h"
-#include "map.h"
-#include "misc.h"
+#include "nicenum.h"
 #include "pathitem.h"
 
 
@@ -66,9 +66,10 @@ void PathItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 
 void PathItem::setMap(Map *map)
 {
-	_map = map;
 	prepareGeometryChange();
 
+	_map = map;
+
 	updatePainterPath(map);
 	updateShape();
 
@@ -77,12 +78,18 @@ void PathItem::setMap(Map *map)
 
 void PathItem::setColor(const QColor &color)
 {
+	if (_pen.color() == color)
+		return;
+
 	_pen.setColor(color);
 	update();
 }
 
 void PathItem::setWidth(qreal width)
 {
+	if (_width == width)
+		return;
+
 	prepareGeometryChange();
 
 	_width = width;
@@ -93,12 +100,18 @@ void PathItem::setWidth(qreal width)
 
 void PathItem::setStyle(Qt::PenStyle style)
 {
+	if (_pen.style() == style)
+		return;
+
 	_pen.setStyle(style);
 	update();
 }
 
 void PathItem::setDigitalZoom(int zoom)
 {
+	if (_digitalZoom == zoom)
+		return;
+
 	prepareGeometryChange();
 
 	_digitalZoom = zoom;
@@ -154,6 +167,24 @@ void PathItem::moveMarker(qreal distance)
 		_marker->setVisible(false);
 }
 
+void PathItem::setMarkerColor(const QColor &color)
+{
+	_marker->setColor(color);
+}
+
+void PathItem::hover(bool hover)
+{
+	if (hover) {
+		_pen.setWidth(_width + 1);
+		setZValue(zValue() + 1.0);
+	} else {
+		_pen.setWidth(_width);
+		setZValue(zValue() - 1.0);
+	}
+
+	update();
+}
+
 void PathItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
 {
 	Q_UNUSED(event);

src/GUI/pathitem.h

@@ -3,9 +3,8 @@
 
 #include <QGraphicsObject>
 #include <QPen>
+#include "data/path.h"
 #include "markeritem.h"
-#include "path.h"
-
 
 class Map;
 
@@ -29,9 +28,11 @@ public:
 	void setWidth(qreal width);
 	void setStyle(Qt::PenStyle style);
 	void setDigitalZoom(int zoom);
+	void setMarkerColor(const QColor &color);
 
 public slots:
 	void moveMarker(qreal distance);
+	void hover(bool hover);
 
 signals:
 	void selected(bool);

src/GUI/powergraph.cpp

@@ -1,10 +1,10 @@
-#include "data.h"
+#include "data/data.h"
+#include "powergraphitem.h"
 #include "powergraph.h"
 
 
 PowerGraph::PowerGraph(QWidget *parent) : GraphTab(parent)
 {
-	_units = Metric;
 	_showTracks = true;
 
 	GraphView::setYUnits(tr("W"));
@@ -28,21 +28,16 @@ void PowerGraph::loadData(const Data &data, const QList<PathItem *> &paths)
 {
 	for (int i = 0; i < data.tracks().count(); i++) {
 		const Graph &graph = data.tracks().at(i)->power();
-		qreal sum = 0, w = 0;
 
 		if (graph.size() < 2) {
 			skipColor();
 			continue;
 		}
 
-		for (int j = 1; j < graph.size(); j++) {
-			qreal ds = graph.at(j).s() - graph.at(j-1).s();
-			sum += graph.at(j).y() * ds;
-			w += ds;
-		}
-		_avg.append(QPointF(data.tracks().at(i)->distance(), sum/w));
+		PowerGraphItem *gi = new PowerGraphItem(graph, _graphType);
+		GraphView::addGraph(gi, paths.at(i));
 
-		GraphView::loadGraph(graph, paths.at(i));
+		_avg.append(QPointF(data.tracks().at(i)->distance(), gi->avg()));
 	}
 
 	for (int i = 0; i < data.routes().count(); i++)

src/GUI/powergraph.h

@@ -22,7 +22,6 @@ private:
 
 	QList<QPointF> _avg;
 
-	enum Units _units;
 	bool _showTracks;
 };
 

src/GUI/powergraphitem.cpp

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

src/GUI/powergraphitem.h

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

src/GUI/routeitem.cpp

@@ -1,13 +1,13 @@
 #include <QPainter>
+#include "data/waypoint.h"
+#include "map/map.h"
 #include "format.h"
-#include "waypoint.h"
 #include "waypointitem.h"
 #include "tooltip.h"
-#include "map.h"
 #include "routeitem.h"
 
 
-QString RouteItem::toolTip(Units units)
+QString RouteItem::toolTip(Units units) const
 {
 	ToolTip tt;
 

src/GUI/routeitem.h

@@ -1,8 +1,8 @@
 #ifndef ROUTEITEM_H
 #define ROUTEITEM_H
 
+#include "data/route.h"
 #include "pathitem.h"
-#include "route.h"
 #include "units.h"
 
 class Map;
@@ -14,7 +14,6 @@ class RouteItem : public PathItem
 public:
 	RouteItem(const Route &route, Map *map, QGraphicsItem *parent = 0);
 
-	//void setScale(qreal scale);
 	void setMap(Map *map);
 
 	void setUnits(Units units);
@@ -22,7 +21,7 @@ public:
 	void showWaypointLabels(bool show);
 
 private:
-	QString toolTip(Units units);
+	QString toolTip(Units units) const;
 
 	QString _name;
 	QString _desc;

src/GUI/scaleitem.cpp

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

src/GUI/settings.h

@@ -25,6 +25,8 @@
 #define GRAPH_TYPE_DEFAULT                Distance
 #define SHOW_GRAPH_GRIDS_SETTING          "grid"
 #define SHOW_GRAPH_GRIDS_DEFAULT          true
+#define SHOW_GRAPH_SLIDER_INFO_SETTING    "sliderInfo"
+#define SHOW_GRAPH_SLIDER_INFO_DEFAULT    true
 
 #define MAP_SETTINGS_GROUP                "Map"
 #define CURRENT_MAP_SETTING               "map"
@@ -80,6 +82,8 @@
 #define PALETTE_SHIFT_DEFAULT             0.62
 #define MAP_OPACITY_SETTING               "mapOpacity"
 #define MAP_OPACITY_DEFAULT               100
+#define BACKGROUND_COLOR_SETTING          "backgroundColor"
+#define BACKGROUND_COLOR_DEFAULT          QColor(Qt::white)
 #define TRACK_WIDTH_SETTING               "trackWidth"
 #define TRACK_WIDTH_DEFAULT               3
 #define ROUTE_WIDTH_SETTING               "routeWidth"
@@ -88,6 +92,14 @@
 #define TRACK_STYLE_DEFAULT               Qt::SolidLine
 #define ROUTE_STYLE_SETTING               "routeStyle"
 #define ROUTE_STYLE_DEFAULT               Qt::DotLine
+#define WAYPOINT_SIZE_SETTING             "waypointSize"
+#define WAYPOINT_SIZE_DEFAULT             8
+#define WAYPOINT_COLOR_SETTING            "waypointColor"
+#define WAYPOINT_COLOR_DEFAULT            QColor(Qt::black)
+#define POI_SIZE_SETTING                  "poiSize"
+#define POI_SIZE_DEFAULT                  8
+#define POI_COLOR_SETTING                 "poiColor"
+#define POI_COLOR_DEFAULT                 QColor(Qt::black)
 #define GRAPH_WIDTH_SETTING               "graphWidth"
 #define GRAPH_WIDTH_DEFAULT               1
 #define PATH_AA_SETTING                   "pathAntiAliasing"
@@ -132,5 +144,9 @@
 #define PRINT_ITEM_COUNT_DEFAULT          true
 #define SEPARATE_GRAPH_PAGE_SETTING       "separateGraphPage"
 #define SEPARATE_GRAPH_PAGE_DEFAULT       false
+#define SLIDER_COLOR_SETTING              "sliderColor"
+#define SLIDER_COLOR_DEFAULT              QColor(Qt::red)
+#define ALWAYS_SHOW_MAP_SETTING           "alwaysShowMap"
+#define ALWAYS_SHOW_MAP_DEFAULT           true
 
 #endif // SETTINGS_H

src/GUI/sliderinfoitem.cpp

@@ -0,0 +1,97 @@
+#include <QPainter>
+#include "config.h"
+#include "sliderinfoitem.h"
+
+
+#define SIZE 5
+
+SliderInfoItem::SliderInfoItem(QGraphicsItem *parent) : QGraphicsItem(parent)
+{
+	_side = Right;
+	_color = Qt::red;
+}
+
+void SliderInfoItem::updateBoundingRect()
+{
+	QFont font;
+	font.setPixelSize(FONT_SIZE);
+	font.setFamily(FONT_FAMILY);
+	QFontMetrics fm(font);
+
+	qreal width = qMax(fm.width(_x), fm.width(_y));
+	qreal height = 2 * fm.height() - 2*fm.descent();
+
+	_boundingRect = (_side == Right)
+	  ? QRectF(-SIZE/2, -height/2, width + 1.5*SIZE, height)
+	  : QRectF(-(width + SIZE), -height/2, width + 1.5*SIZE, height);
+}
+
+void SliderInfoItem::paint(QPainter *painter, const QStyleOptionGraphicsItem
+  *option, QWidget *widget)
+{
+	Q_UNUSED(option);
+	Q_UNUSED(widget);
+	QFont font;
+	font.setPixelSize(FONT_SIZE);
+	font.setFamily(FONT_FAMILY);
+	QFontMetrics fm(font);
+	QRectF rx, ry;
+
+
+	qreal width = qMax(fm.width(_x), fm.width(_y));
+	if (_side == Right) {
+		ry = QRectF(SIZE, -fm.height() + fm.descent(), fm.width(_y),
+		  fm.height() - fm.descent());
+		rx = QRectF(SIZE, 0, fm.width(_x), fm.height()
+		  - fm.descent());
+	} else {
+		ry = QRectF(-(width + SIZE), -fm.height() + fm.descent(), fm.width(_y),
+		  fm.height() - fm.descent());
+		rx = QRectF(-(width + SIZE), 0, fm.width(_x), fm.height()
+		  - fm.descent());
+	}
+
+	painter->setPen(Qt::NoPen);
+	painter->setBrush(QBrush(QColor(255, 255, 255, 196)));
+	painter->drawRect(ry);
+	painter->drawRect(rx);
+	painter->setBrush(Qt::NoBrush);
+
+	painter->setFont(font);
+	painter->setRenderHint(QPainter::Antialiasing, false);
+	painter->setPen(_color);
+
+	if (_side == Right) {
+		painter->drawText(SIZE, -fm.descent()/2, _y);
+		painter->drawText(SIZE, fm.height() - fm.descent()*1.5, _x);
+	} else {
+		painter->drawText(-(width + SIZE), -fm.descent()/2, _y);
+		painter->drawText(-(width + SIZE), fm.height() - fm.descent()*1.5, _x);
+	}
+	painter->drawLine(QPointF(-SIZE/2, 0), QPointF(SIZE/2, 0));
+
+	//painter->drawRect(boundingRect());
+}
+
+void SliderInfoItem::setText(const QString &x, const QString &y)
+{
+	prepareGeometryChange();
+	_x = x; _y = y;
+	updateBoundingRect();
+}
+
+void SliderInfoItem::setSide(Side side)
+{
+	if (side == _side)
+		return;
+
+	prepareGeometryChange();
+	_side = side;
+	updateBoundingRect();
+}
+
+void SliderInfoItem::setColor(const QColor &color)
+{
+	_color = color;
+	update();
+}

src/GUI/sliderinfoitem.h

@@ -14,15 +14,17 @@ public:
 	void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 	  QWidget *widget);
 
-	void setText(const QString &text);
+	void setText(const QString &x, const QString &y);
 	void setSide(Side side);
+	void setColor(const QColor &color);
 
 private:
 	void updateBoundingRect();
 
 	Side _side;
-	QString _text;
+	QString _x, _y;
 	QRectF _boundingRect;
+	QColor _color;
 };
 
 #endif // SLIDERINFOITEM_H

src/GUI/slideritem.cpp

@@ -8,6 +8,8 @@ SliderItem::SliderItem(QGraphicsItem *parent) : QGraphicsObject(parent)
 {
 	setFlag(ItemIsMovable);
 	setFlag(ItemSendsGeometryChanges);
+
+	_color = Qt::red;
 }
 
 QRectF SliderItem::boundingRect() const
@@ -22,7 +24,7 @@ void SliderItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option
 	Q_UNUSED(widget);
 
 	painter->setRenderHint(QPainter::Antialiasing, false);
-	painter->setPen(Qt::red);
+	painter->setPen(_color);
 	painter->drawLine(0, 0, 0, -_area.height());
 
 //	painter->drawRect(boundingRect());
@@ -59,3 +61,9 @@ void SliderItem::setArea(const QRectF &area)
 	prepareGeometryChange();
 	_area = area;
 }
+
+void SliderItem::setColor(const QColor &color)
+{
+	_color = color;
+	update();
+}

src/GUI/slideritem.h

@@ -3,6 +3,8 @@
 
 #include <QGraphicsObject>
 
+class QColor;
+
 class SliderItem : public QGraphicsObject
 {
 	Q_OBJECT
@@ -17,6 +19,8 @@ public:
 	const QRectF &area() const {return _area;}
 	void setArea(const QRectF &area);
 
+	void setColor(const QColor &color);
+
 	void clear();
 
 signals:
@@ -27,6 +31,7 @@ protected:
 
 private:
 	QRectF _area;
+	QColor _color;
 };
 
 #endif // SLIDERITEM_H

src/GUI/speedgraph.cpp

@@ -1,15 +1,16 @@
+#include "data/data.h"
 #include "config.h"
-#include "data.h"
+#include "tooltip.h"
+#include "speedgraphitem.h"
 #include "speedgraph.h"
 
 
 SpeedGraph::SpeedGraph(QWidget *parent) : GraphTab(parent)
 {
-	_units = Metric;
 	_timeType = Total;
 	_showTracks = true;
 
-	setYUnits();
+	setYUnits(Metric);
 	setYLabel(tr("Speed"));
 
 	setSliderPrecision(1);
@@ -29,18 +30,21 @@ void SpeedGraph::setInfo()
 void SpeedGraph::loadData(const Data &data, const QList<PathItem *> &paths)
 {
 	for (int i = 0; i < data.tracks().count(); i++) {
-		const Graph &graph = data.tracks().at(i)->speed();
+		const Track *track = data.tracks().at(i);
+		const Graph &graph = track->speed();
+
 		if (graph.size() < 2) {
 			skipColor();
 			continue;
 		}
 
-		_avg.append(QPointF(data.tracks().at(i)->distance(),
-		  data.tracks().at(i)->distance() / data.tracks().at(i)->time()));
-		_avgM.append(QPointF(data.tracks().at(i)->distance(),
-		  data.tracks().at(i)->distance() / data.tracks().at(i)->movingTime()));
+		SpeedGraphItem *gi = new SpeedGraphItem(graph, _graphType,
+		  track->movingTime());
+		gi->setTimeType(_timeType);
+		GraphView::addGraph(gi, paths.at(i));
 
-		GraphView::loadGraph(graph, paths.at(i));
+		_avg.append(QPointF(track->distance(), gi->avg()));
+		_mavg.append(QPointF(track->distance(), gi->mavg()));
 	}
 
 	for (int i = 0; i < data.routes().count(); i++)
@@ -55,7 +59,7 @@ qreal SpeedGraph::avg() const
 {
 	qreal sum = 0, w = 0;
 	QList<QPointF>::const_iterator it;
-	const QList<QPointF> &list = (_timeType == Moving) ? _avgM : _avg;
+	const QList<QPointF> &list = (_timeType == Moving) ? _mavg : _avg;
 
 	for (it = list.begin(); it != list.end(); it++) {
 		sum += it->y() * it->x();
@@ -68,14 +72,14 @@ qreal SpeedGraph::avg() const
 void SpeedGraph::clear()
 {
 	_avg.clear();
-	_avgM.clear();
+	_mavg.clear();
 
 	GraphView::clear();
 }
 
-void SpeedGraph::setYUnits()
+void SpeedGraph::setYUnits(Units units)
 {
-	if (_units == Metric) {
+	if (units == Metric) {
 		GraphView::setYUnits(tr("km/h"));
 		setYScale(MS2KMH);
 	} else {
@@ -84,21 +88,21 @@ void SpeedGraph::setYUnits()
 	}
 }
 
-void SpeedGraph::setUnits(enum Units units)
+void SpeedGraph::setUnits(Units units)
 {
-	_units = units;
-
-	setYUnits();
+	setYUnits(units);
 	setInfo();
-	GraphView::setUnits(units);
 
-	redraw();
+	GraphView::setUnits(units);
 }
 
 void SpeedGraph::setTimeType(enum TimeType type)
 {
 	_timeType = type;
 
+	for (int i = 0; i < _graphs.size(); i++)
+		static_cast<SpeedGraphItem*>(_graphs.at(i))->setTimeType(type);
+
 	setInfo();
 	redraw();
 }

src/GUI/speedgraph.h

@@ -14,20 +14,19 @@ public:
 	QString label() const {return tr("Speed");}
 	void loadData(const Data &data, const QList<PathItem *> &paths);
 	void clear();
-	void setUnits(enum Units units);
-	void setTimeType(enum TimeType type);
+	void setUnits(Units units);
+	void setTimeType(TimeType type);
 	void showTracks(bool show);
 
 private:
 	qreal avg() const;
 	qreal max() const {return bounds().bottom();}
-	void setYUnits();
+	void setYUnits(Units units);
 	void setInfo();
 
 	QList<QPointF> _avg;
-	QList<QPointF> _avgM;
+	QList<QPointF> _mavg;
 
-	enum Units _units;
 	enum TimeType _timeType;
 	bool _showTracks;
 };

src/GUI/speedgraphitem.cpp

@@ -0,0 +1,40 @@
+#include "tooltip.h"
+#include "speedgraphitem.h"
+
+SpeedGraphItem::SpeedGraphItem(const Graph &graph, GraphType type,
+  qreal movingTime, QGraphicsItem *parent) : GraphItem(graph, type, parent)
+{
+	_units = Metric;
+	_timeType = Total;
+
+	_avg = graph.last().s() / graph.last().t();
+	_mavg = graph.last().s() / movingTime;
+
+	setToolTip(toolTip());
+}
+
+QString SpeedGraphItem::toolTip() const
+{
+	ToolTip tt;
+	qreal scale = (_units == Metric) ? MS2KMH : MS2MIH;
+	QString su = (_units == Metric) ? tr("km/h") : tr("mi/h");
+
+	tt.insert(tr("Maximum"), QString::number(max() * scale, 'f', 1)
+	  + UNIT_SPACE + su);
+	tt.insert(tr("Average"), QString::number((_timeType == Total)
+	  ? avg() * scale : mavg() * scale, 'f', 1) + UNIT_SPACE + su);
+
+	return tt.toString();
+}
+
+void SpeedGraphItem::setUnits(Units units)
+{
+	_units = units;
+	setToolTip(toolTip());
+}
+
+void SpeedGraphItem::setTimeType(TimeType type)
+{
+	_timeType = type;
+	setToolTip(toolTip());
+}

src/GUI/speedgraphitem.h

@@ -0,0 +1,31 @@
+#ifndef SPEEDGRAPHITEM_H
+#define SPEEDGRAPHITEM_H
+
+#include "timetype.h"
+#include "graphitem.h"
+
+class SpeedGraphItem : public GraphItem
+{
+	Q_OBJECT
+
+public:
+	SpeedGraphItem(const Graph &graph, GraphType type, qreal movingTime,
+	  QGraphicsItem *parent = 0);
+
+	qreal max() const {return -bounds().top();}
+	qreal avg() const {return _avg;}
+	qreal mavg() const {return _mavg;}
+
+	void setUnits(Units units);
+	void setTimeType(TimeType type);
+
+private:
+	QString toolTip() const;
+
+	qreal _avg, _mavg;
+
+	Units _units;
+	TimeType _timeType;
+};
+
+#endif // SPEEDGRAPHITEM_H

src/GUI/temperaturegraph.cpp

@@ -1,13 +1,13 @@
-#include "data.h"
+#include "data/data.h"
+#include "temperaturegraphitem.h"
 #include "temperaturegraph.h"
 
 
 TemperatureGraph::TemperatureGraph(QWidget *parent) : GraphTab(parent)
 {
-	_units = Metric;
 	_showTracks = true;
 
-	setYUnits();
+	setYUnits(Metric);
 	setYLabel(tr("Temperature"));
 
 	setSliderPrecision(1);
@@ -30,21 +30,16 @@ void TemperatureGraph::loadData(const Data &data, const QList<PathItem *> &paths
 {
 	for (int i = 0; i < data.tracks().count(); i++) {
 		const Graph &graph = data.tracks().at(i)->temperature();
-		qreal sum = 0, w = 0;
 
 		if (graph.size() < 2) {
 			skipColor();
 			continue;
 		}
 
-		for (int j = 1; j < graph.size(); j++) {
-			qreal ds = graph.at(j).s() - graph.at(j-1).s();
-			sum += graph.at(j).y() * ds;
-			w += ds;
-		}
-		_avg.append(QPointF(data.tracks().at(i)->distance(), sum/w));
+		TemperatureGraphItem *gi = new TemperatureGraphItem(graph, _graphType);
+		GraphView::addGraph(gi, paths.at(i));
 
-		GraphView::loadGraph(graph, paths.at(i));
+		_avg.append(QPointF(data.tracks().at(i)->distance(), gi->avg()));
 	}
 
 	for (int i = 0; i < data.routes().count(); i++)
@@ -75,9 +70,9 @@ void TemperatureGraph::clear()
 	GraphView::clear();
 }
 
-void TemperatureGraph::setYUnits()
+void TemperatureGraph::setYUnits(Units units)
 {
-	if (_units == Metric) {
+	if (units == Metric) {
 		GraphView::setYUnits(QChar(0x00B0) + tr("C"));
 		setYScale(1);
 		setYOffset(0);
@@ -88,15 +83,12 @@ void TemperatureGraph::setYUnits()
 	}
 }
 
-void TemperatureGraph::setUnits(enum Units units)
+void TemperatureGraph::setUnits(Units units)
 {
-	_units = units;
-
-	setYUnits();
+	setYUnits(units);
 	setInfo();
-	GraphView::setUnits(units);
 
-	redraw();
+	GraphView::setUnits(units);
 }
 
 void TemperatureGraph::showTracks(bool show)

src/GUI/temperaturegraph.h

@@ -20,12 +20,11 @@ private:
 	qreal avg() const;
 	qreal min() const {return bounds().top();}
 	qreal max() const {return bounds().bottom();}
-	void setYUnits();
+	void setYUnits(Units units);
 	void setInfo();
 
 	QList<QPointF> _avg;
 
-	enum Units _units;
 	bool _showTracks;
 };
 

src/GUI/temperaturegraphitem.cpp

@@ -0,0 +1,37 @@
+#include "tooltip.h"
+#include "temperaturegraphitem.h"
+
+TemperatureGraphItem::TemperatureGraphItem(const Graph &graph, GraphType type,
+  QGraphicsItem *parent) : GraphItem(graph, type, parent)
+{
+	qreal sum = 0;
+
+	for (int j = 1; j < graph.size(); j++)
+		sum += graph.at(j).y() * (graph.at(j).s() - graph.at(j-1).s());
+	_avg = sum/graph.last().s();
+
+	setToolTip(toolTip(Metric));
+}
+
+QString TemperatureGraphItem::toolTip(Units units) const
+{
+	ToolTip tt;
+	qreal scale = (units == Metric) ? 1.0 : C2FS;
+	qreal offset = (units == Metric) ? 0 : C2FO;
+	QString su = (units == Metric) ?
+	  QChar(0x00B0) + tr("C") : QChar(0x00B0) + tr("F");
+
+	tt.insert(tr("Average"), QString::number(avg() * scale + offset, 'f', 1)
+	  + UNIT_SPACE + su);
+	tt.insert(tr("Maximum"), QString::number(max() * scale + offset, 'f', 1)
+	  + UNIT_SPACE + su);
+	tt.insert(tr("Minimum"), QString::number(min() * scale + offset, 'f', 1)
+	  + UNIT_SPACE + su);
+
+	return tt.toString();
+}
+
+void TemperatureGraphItem::setUnits(Units units)
+{
+	setToolTip(toolTip(units));
+}

src/GUI/temperaturegraphitem.h

@@ -0,0 +1,26 @@
+#ifndef TEMPERATUREGRAPHITEM_H
+#define TEMPERATUREGRAPHITEM_H
+
+#include "graphitem.h"
+
+class TemperatureGraphItem : public GraphItem
+{
+	Q_OBJECT
+
+public:
+	TemperatureGraphItem(const Graph &graph, GraphType type,
+	  QGraphicsItem *parent = 0);
+
+	qreal max() const {return -bounds().top();}
+	qreal min() const {return -bounds().bottom();}
+	qreal avg() const {return _avg;}
+
+	void setUnits(Units units);
+
+private:
+	QString toolTip(Units units) const;
+
+	qreal _avg;
+};
+
+#endif // TEMPERATUREGRAPHITEM_H

src/GUI/trackitem.cpp

@@ -1,11 +1,11 @@
 #include <QPainter>
+#include "map/map.h"
 #include "format.h"
 #include "tooltip.h"
-#include "map.h"
 #include "trackitem.h"
 
 
-QString TrackItem::toolTip(Units units)
+QString TrackItem::toolTip(Units units) const
 {
 	ToolTip tt;