Fixed broken map sources parsing

Currently translated at 100.0% (323 of 323 strings)

Translation: GPXSee/Translations
Translate-URL: https://hosted.weblate.org/projects/gpxsee/translations/tr/

.appveyor.yml

@@ -1,4 +1,4 @@
-version: 6.2.{build}
+version: 7.0.{build}
 configuration: Release
 platform: Any CPU
 environment:
@@ -34,6 +34,8 @@ build_script:
 
     copy pkg\%NSI% installer
 
+    copy pkg\macros.nsh installer
+
     xcopy pkg\csv installer\csv /i
 
     xcopy pkg\maps installer\maps /i

gpxsee.pro

@@ -1,10 +1,11 @@
 TARGET = GPXSee
-VERSION = 6.2
+VERSION = 7.0
 
 QT += core \
     gui \
     network \
-    sql
+    sql \
+    concurrent
 greaterThan(QT_MAJOR_VERSION, 4) {
     QT += widgets
     QT += printsupport
@@ -13,15 +14,17 @@ lessThan(QT_MAJOR_VERSION, 5) {QT += opengl}
 equals(QT_MAJOR_VERSION, 5) : lessThan(QT_MINOR_VERSION, 4) {QT += opengl}
 
 INCLUDEPATH += ./src
-HEADERS += src/config.h \
+HEADERS += src/common/config.h \
     src/common/staticassert.h \
     src/common/coordinates.h \
     src/common/range.h \
     src/common/rectc.h \
     src/common/wgs84.h \
-    src/common/str2int.h \
+    src/common/util.h \
     src/common/rtree.h \
     src/common/kv.h \
+    src/common/greatcircle.h \
+    src/common/programpaths.h \
     src/GUI/app.h \
     src/GUI/icons.h \
     src/GUI/gui.h \
@@ -71,10 +74,10 @@ HEADERS += src/config.h \
     src/GUI/gearratiographitem.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/GUI/font.h \
     src/map/projection.h \
     src/map/ellipsoid.h \
     src/map/datum.h \
@@ -115,6 +118,15 @@ HEADERS += src/config.h \
     src/map/crs.h \
     src/map/coordinatesystem.h \
     src/map/pointd.h \
+    src/map/rectd.h \
+    src/map/geocentric.h \
+    src/map/mercator.h \
+    src/map/jnxmap.h \
+    src/map/krovak.h \
+    src/map/geotiffmap.h \
+    src/map/image.h \
+    src/map/mbtilesmap.h \
+    src/map/osm.h \
     src/data/graph.h \
     src/data/poi.h \
     src/data/waypoint.h \
@@ -134,23 +146,15 @@ HEADERS += src/config.h \
     src/data/igcparser.h \
     src/data/nmeaparser.h \
     src/data/oziparsers.h \
-    src/map/rectd.h \
-    src/map/geocentric.h \
-    src/map/mercator.h \
-    src/map/jnxmap.h \
-    src/map/krovak.h \
     src/data/locparser.h \
-    src/data/slfparser.h \
-    src/map/geotiffmap.h \
-    src/map/image.h \
-    src/common/greatcircle.h \
-    src/map/mbtilesmap.h \
-    src/map/osm.h
+    src/data/slfparser.h
 SOURCES += src/main.cpp \
     src/common/coordinates.cpp \
     src/common/rectc.cpp \
     src/common/range.cpp \
-    src/common/str2int.cpp \
+    src/common/util.cpp \
+    src/common/greatcircle.cpp \
+    src/common/programpaths.cpp \
     src/GUI/app.cpp \
     src/GUI/gui.cpp \
     src/GUI/axisitem.cpp \
@@ -192,7 +196,6 @@ SOURCES += src/main.cpp \
     src/GUI/cadencegraphitem.cpp \
     src/GUI/powergraphitem.cpp \
     src/GUI/gearratiographitem.cpp \
-    src/GUI/nicenum.cpp \
     src/GUI/mapview.cpp \
     src/map/maplist.cpp \
     src/map/onlinemap.cpp \
@@ -229,6 +232,15 @@ SOURCES += src/main.cpp \
     src/map/wms.cpp \
     src/map/crs.cpp \
     src/map/coordinatesystem.cpp \
+    src/map/geocentric.cpp \
+    src/map/mercator.cpp \
+    src/map/jnxmap.cpp \
+    src/map/krovak.cpp \
+    src/map/map.cpp \
+    src/map/geotiffmap.cpp \
+    src/map/image.cpp \
+    src/map/mbtilesmap.cpp \
+    src/map/osm.cpp \
     src/data/data.cpp \
     src/data/poi.cpp \
     src/data/track.cpp \
@@ -242,19 +254,8 @@ SOURCES += src/main.cpp \
     src/data/igcparser.cpp \
     src/data/nmeaparser.cpp \
     src/data/oziparsers.cpp \
-    src/map/geocentric.cpp \
-    src/map/mercator.cpp \
-    src/map/jnxmap.cpp \
-    src/map/krovak.cpp \
-    src/map/map.cpp \
     src/data/locparser.cpp \
-    src/data/slfparser.cpp \
-    src/map/geotiffmap.cpp \
-    src/map/image.cpp \
-    src/common/greatcircle.cpp \
-    src/map/mbtilesmap.cpp \
-    src/map/osm.cpp
-
+    src/data/slfparser.cpp
 RESOURCES += gpxsee.qrc
 TRANSLATIONS = lang/gpxsee_en.ts \
     lang/gpxsee_cs.ts \
@@ -264,7 +265,9 @@ TRANSLATIONS = lang/gpxsee_en.ts \
     lang/gpxsee_fi.ts \
     lang/gpxsee_fr.ts \
     lang/gpxsee_pl.ts \
-    lang/gpxsee_nb.ts
+    lang/gpxsee_nb.ts \
+    lang/gpxsee_da.ts \
+    lang/gpxsee_tr.ts
 
 macx {
     ICON = icons/gpxsee.icns
@@ -278,7 +281,9 @@ macx {
         lang/gpxsee_ru.qm \
         lang/gpxsee_sv.qm \
         lang/gpxsee_pl.qm \
-        lang/gpxsee_nb.qm
+        lang/gpxsee_nb.qm \
+        lang/gpxsee_da.qm \
+        lang/gpxsee_tr.qm
     CSV.path = Contents/Resources
     CSV.files = pkg/csv
     MAPS.path = Contents/Resources

lang/gpxsee_en.ts

@@ -1,14 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!DOCTYPE TS>
 <TS version="2.1" language="en_US">
-<context>
-    <name>GUI</name>
-    <message numerus="yes">
-        <source>%n files</source>
-        <translation>
-            <numerusform>%n file</numerusform>
-            <numerusform>%n files</numerusform>
-        </translation>
-    </message>
-</context>
 </TS>

pkg/gpxsee.nsi

@@ -1,36 +1,13 @@
 !include "MUI2.nsh"
 !include "x64.nsh"
 !include "WinVer.nsh"
-
-
-; Macros
-!macro FILE_ASSOCIATION_ADD EXT DESC ICON
-  WriteRegStr HKCR ".${EXT}" "" "GPXSee.${EXT}"
-  WriteRegStr HKCR "GPXSee.${EXT}" ""  "${DESC}"
-  WriteRegStr HKCR "GPXSee.${EXT}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,${ICON}"
-  WriteRegStr HKCR "GPXSee.${EXT}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
-!macroend
-
-!macro FILE_ASSOCIATION_REMOVE EXT
-  DeleteRegKey HKCR "GPXSee.${EXT}"
-  DeleteRegKey HKCR ".${EXT}"
-!macroend
-
-!macro LOCALIZATION LANG CODE
-  Section "${LANG}"
-    CreateDirectory "$INSTDIR\translations"
-    File /oname=translations\gpxsee_${CODE}.qm translations\gpxsee_${CODE}.qm
-    !if /FileExists translations\qt_${CODE}.qm
-      File /oname=translations\qt_${CODE}.qm translations\qt_${CODE}.qm
-    !endif
-  SectionEnd
-!macroend
+!include "macros.nsh"
 
 
 ; The name of the installer
 Name "GPXSee"
 ; Program version
-!define VERSION "6.2"
+!define VERSION "7.0"
 
 ; The file to write
 OutFile "GPXSee-${VERSION}.exe"
@@ -154,6 +131,7 @@ Section "QT framework" SEC_QT
   File "Qt5PrintSupport.dll"
   File "Qt5Network.dll"
   File "Qt5Sql.dll"
+  File "Qt5Concurrent.dll"
   File /r "platforms"
   File /r "imageformats"
   File /r "printsupport"
@@ -203,6 +181,7 @@ SectionEnd
 
 SectionGroup "Localization" SEC_LOCALIZATION
   !insertmacro LOCALIZATION "Czech" "cs"
+  !insertmacro LOCALIZATION "Danish" "da"
   !insertmacro LOCALIZATION "Finnish" "fi"
   !insertmacro LOCALIZATION "French" "fr"
   !insertmacro LOCALIZATION "German" "de"
@@ -210,6 +189,7 @@ SectionGroup "Localization" SEC_LOCALIZATION
   !insertmacro LOCALIZATION "Polish" "pl"
   !insertmacro LOCALIZATION "Russian" "ru"
   !insertmacro LOCALIZATION "Swedish" "sv"
+  !insertmacro LOCALIZATION "Turkish" "tr"
 SectionGroupEnd
 
 ;--------------------------------

pkg/gpxsee64.nsi

@@ -1,36 +1,13 @@
 !include "MUI2.nsh"
 !include "x64.nsh"
 !include "WinVer.nsh"
-
-
-; Macros
-!macro FILE_ASSOCIATION_ADD EXT DESC ICON
-  WriteRegStr HKCR ".${EXT}" "" "GPXSee.${EXT}"
-  WriteRegStr HKCR "GPXSee.${EXT}" ""  "${DESC}"
-  WriteRegStr HKCR "GPXSee.${EXT}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,${ICON}"
-  WriteRegStr HKCR "GPXSee.${EXT}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
-!macroend
-
-!macro FILE_ASSOCIATION_REMOVE EXT
-  DeleteRegKey HKCR "GPXSee.${EXT}"
-  DeleteRegKey HKCR ".${EXT}"
-!macroend
-
-!macro LOCALIZATION LANG CODE
-  Section "${LANG}"
-    CreateDirectory "$INSTDIR\translations"
-    File /oname=translations\gpxsee_${CODE}.qm translations\gpxsee_${CODE}.qm
-    !if /FileExists translations\qt_${CODE}.qm
-      File /oname=translations\qt_${CODE}.qm translations\qt_${CODE}.qm
-    !endif
-  SectionEnd
-!macroend
+!include "macros.nsh"
 
 
 ; The name of the installer
 Name "GPXSee"
 ; Program version
-!define VERSION "6.2"
+!define VERSION "7.0"
 
 ; The file to write
 OutFile "GPXSee-${VERSION}_x64.exe"
@@ -161,6 +138,7 @@ Section "QT framework" SEC_QT
   File "Qt5PrintSupport.dll"
   File "Qt5Network.dll"
   File "Qt5Sql.dll"
+  File "Qt5Concurrent.dll"
   File /r "platforms"
   File /r "imageformats"
   File /r "printsupport"
@@ -205,6 +183,7 @@ SectionEnd
 
 SectionGroup "Localization" SEC_LOCALIZATION
   !insertmacro LOCALIZATION "Czech" "cs"
+  !insertmacro LOCALIZATION "Danish" "da"
   !insertmacro LOCALIZATION "Finnish" "fi"
   !insertmacro LOCALIZATION "French" "fr"
   !insertmacro LOCALIZATION "German" "de"
@@ -212,6 +191,7 @@ SectionGroup "Localization" SEC_LOCALIZATION
   !insertmacro LOCALIZATION "Polish" "pl"
   !insertmacro LOCALIZATION "Russian" "ru"
   !insertmacro LOCALIZATION "Swedish" "sv"
+  !insertmacro LOCALIZATION "Turkish" "tr"
 SectionGroupEnd
 
 ;--------------------------------

pkg/macros.nsh

@@ -0,0 +1,23 @@
+; File association
+!macro FILE_ASSOCIATION_ADD EXT DESC ICON
+  WriteRegStr HKCR ".${EXT}" "" "GPXSee.${EXT}"
+  WriteRegStr HKCR "GPXSee.${EXT}" ""  "${DESC}"
+  WriteRegStr HKCR "GPXSee.${EXT}\DefaultIcon" "" "$INSTDIR\GPXSee.exe,${ICON}"
+  WriteRegStr HKCR "GPXSee.${EXT}\shell\open\command" "" "$\"$INSTDIR\GPXSee.exe$\" $\"%1$\""
+!macroend
+
+!macro FILE_ASSOCIATION_REMOVE EXT
+  DeleteRegKey HKCR "GPXSee.${EXT}"
+  DeleteRegKey HKCR ".${EXT}"
+!macroend
+
+; Translations
+!macro LOCALIZATION LANG CODE
+  Section "${LANG}"
+    CreateDirectory "$INSTDIR\translations"
+    File /oname=translations\gpxsee_${CODE}.qm translations\gpxsee_${CODE}.qm
+    !if /FileExists translations\qt_${CODE}.qm
+      File /oname=translations\qt_${CODE}.qm translations\qt_${CODE}.qm
+    !endif
+  SectionEnd
+!macroend

src/GUI/app.cpp

@@ -6,13 +6,14 @@
 #include <QNetworkAccessManager>
 #include <QLibraryInfo>
 #include <QSettings>
+#include "common/programpaths.h"
+#include "common/config.h"
 #include "map/downloader.h"
 #include "map/ellipsoid.h"
 #include "map/gcs.h"
 #include "map/pcs.h"
 #include "opengl.h"
 #include "gui.h"
-#include "config.h"
 #include "settings.h"
 #include "app.h"
 
@@ -20,13 +21,21 @@
 App::App(int &argc, char **argv) : QApplication(argc, argv),
   _argc(argc), _argv(argv)
 {
+#if defined(Q_OS_WIN32) || defined(Q_OS_MAC)
+	setApplicationName(APP_NAME);
+#else
+	setApplicationName(QString(APP_NAME).toLower());
+#endif
+	setApplicationVersion(APP_VERSION);
+
 	QTranslator *gpxsee = new QTranslator(this);
-	gpxsee->load(QLocale::system(), "gpxsee", "_", TRANSLATIONS_DIR);
+	gpxsee->load(QLocale::system(), "gpxsee", "_",
+	  ProgramPaths::translationsDir());
 	installTranslator(gpxsee);
 
 	QTranslator *qt = new QTranslator(this);
 #if defined(Q_OS_WIN32) || defined(Q_OS_MAC)
-	qt->load(QLocale::system(), "qt", "_", TRANSLATIONS_DIR);
+	qt->load(QLocale::system(), "qt", "_", ProgramPaths::translationsDir());
 #else // Q_OS_WIN32 || Q_OS_MAC
 	qt->load(QLocale::system(), "qt", "_", QLibraryInfo::location(
 	  QLibraryInfo::TranslationsPath));
@@ -40,6 +49,11 @@ App::App(int &argc, char **argv) : QApplication(argc, argv),
 	QNetworkProxyFactory::setUseSystemConfiguration(true);
 	QSettings settings(APP_NAME, APP_NAME);
 	settings.beginGroup(OPTIONS_SETTINGS_GROUP);
+
+	/* The QNetworkAccessManager must be a child of QApplication, otherwise it
+	   triggers the following warning on exit (and may probably crash):
+	   "QThreadStorage: Thread X exited after QThreadStorage Y destroyed" */
+	Downloader::setNetworkManager(new QNetworkAccessManager(this));
 #ifdef ENABLE_HTTP2
 	Downloader::enableHTTP2(settings.value(ENABLE_HTTP2_SETTING,
 	  ENABLE_HTTP2_DEFAULT).toBool());
@@ -60,14 +74,15 @@ App::~App()
 	delete _gui;
 }
 
-void App::run()
+int App::run()
 {
 	_gui->show();
 
-	for (int i = 1; i < _argc; i++)
-		_gui->openFile(QString::fromLocal8Bit(_argv[i]));
+	QStringList args(arguments());
+	for (int i = 1; i < args.count(); i++)
+		_gui->openFile(args.at(i));
 
-	exec();
+	return exec();
 }
 
 bool App::event(QEvent *event)
@@ -82,41 +97,27 @@ bool App::event(QEvent *event)
 
 void App::loadDatums()
 {
-	QString ef, df;
+	QString ellipsoidsFile(ProgramPaths::ellipsoidsFile());
+	QString gcsFile(ProgramPaths::gcsFile());
 
-	if (QFile::exists(USER_ELLIPSOID_FILE))
-		ef = USER_ELLIPSOID_FILE;
-	else if (QFile::exists(GLOBAL_ELLIPSOID_FILE))
-		ef = GLOBAL_ELLIPSOID_FILE;
-	else
+	if (ellipsoidsFile.isNull())
 		qWarning("No ellipsoids file found.");
+	if (gcsFile.isNull())
+		qWarning("No GCS file found.");
 
-	if (QFile::exists(USER_GCS_FILE))
-		df = USER_GCS_FILE;
-	else if (QFile::exists(GLOBAL_GCS_FILE))
-		df = GLOBAL_GCS_FILE;
-	else
-		qWarning("No datums file found.");
-
-	if (!ef.isNull() && !df.isNull()) {
-		Ellipsoid::loadList(ef);
-		GCS::loadList(df);
+	if (!ellipsoidsFile.isNull() && !gcsFile.isNull()) {
+		Ellipsoid::loadList(ellipsoidsFile);
+		GCS::loadList(gcsFile);
 	} else
 		qWarning("Maps based on a datum different from WGS84 won't work.");
 }
 
 void App::loadPCSs()
 {
-	QString file;
+	QString pcsFile(ProgramPaths::pcsFile());
 
-	if (QFile::exists(USER_PCS_FILE))
-		file = USER_PCS_FILE;
-	else if (QFile::exists(GLOBAL_PCS_FILE))
-		file = GLOBAL_PCS_FILE;
-	else {
+	if (pcsFile.isNull())
 		qWarning("No PCS file found.");
-		return;
-	}
-
-	PCS::loadList(file);
+	else
+		PCS::loadList(pcsFile);
 }

src/GUI/app.h

@@ -12,7 +12,7 @@ class App : QApplication
 public:
 	App(int &argc, char **argv);
 	~App();
-	void run();
+	int run();
 
 protected:
 	bool event(QEvent *event);

src/GUI/axisitem.cpp

@@ -1,7 +1,7 @@
 #include <cmath>
 #include <QPainter>
-#include "config.h"
-#include "nicenum.h"
+#include "common/util.h"
+#include "font.h"
 #include "axisitem.h"
 
 

src/GUI/cadencegraphitem.cpp

@@ -7,9 +7,14 @@ CadenceGraphItem::CadenceGraphItem(const Graph &graph, GraphType type,
   QGraphicsItem *parent) : GraphItem(graph, type, parent)
 {
 	qreal sum = 0;
+	_max = graph.first().y();
 
-	for (int j = 1; j < graph.size(); j++)
-		sum += graph.at(j).y() * (graph.at(j).s() - graph.at(j-1).s());
+	for (int i = 1; i < graph.size(); i++) {
+		qreal y = graph.at(i).y();
+		sum += y * (graph.at(i).s() - graph.at(i-1).s());
+		if (y > _max)
+			_max = y;
+	}
 	_avg = sum/graph.last().s();
 
 	setToolTip(toolTip());

src/GUI/cadencegraphitem.h

@@ -11,13 +11,13 @@ public:
 	CadenceGraphItem(const Graph &graph, GraphType type,
 	  QGraphicsItem *parent = 0);
 
-	qreal max() const {return -bounds().top();}
+	qreal max() const {return _max;}
 	qreal avg() const {return _avg;}
 
 private:
 	QString toolTip() const;
 
-	qreal _avg;
+	qreal _avg, _max;
 };
 
 #endif // CADENCEGRAPHITEM_H

src/GUI/elevationgraph.cpp

@@ -1,7 +1,6 @@
 #include <cmath>
 #include <QLocale>
 #include "data/data.h"
-#include "config.h"
 #include "tooltip.h"
 #include "elevationgraphitem.h"
 #include "elevationgraph.h"

src/GUI/elevationgraphitem.cpp

@@ -7,6 +7,7 @@ ElevationGraphItem::ElevationGraphItem(const Graph &graph, GraphType type,
   QGraphicsItem *parent) : GraphItem(graph, type, parent)
 {
 	_ascent = _descent = 0;
+	_min = _max = graph.first().y();
 
 	for (int j = 1; j < graph.size(); j++) {
 		qreal cur = graph.at(j).y();
@@ -16,6 +17,11 @@ ElevationGraphItem::ElevationGraphItem(const Graph &graph, GraphType type,
 			_ascent += cur - prev;
 		if (cur < prev)
 			_descent += prev - cur;
+
+		if (cur < _min)
+			_min = cur;
+		if (cur > _max)
+			_max = cur;
 	}
 
 	setToolTip(toolTip(Metric));

src/GUI/elevationgraphitem.h

@@ -13,15 +13,15 @@ public:
 
 	qreal ascent() const {return _ascent;}
 	qreal descent() const {return _descent;}
-	qreal min() const {return -bounds().bottom();}
-	qreal max() const {return -bounds().top();}
+	qreal min() const {return _min;}
+	qreal max() const {return _max;}
 
 	void setUnits(Units units);
 
 private:
 	QString toolTip(Units units) const;
 
-	qreal _ascent, _descent;
+	qreal _ascent, _descent, _min, _max;
 };
 
 #endif // ELEVATIONGRAPHITEM_H

src/GUI/font.h

@@ -0,0 +1,7 @@
+#ifndef FONT_H
+#define FONT_H
+
+#define FONT_FAMILY     "Arial"
+#define FONT_SIZE       12 // px
+
+#endif // FONT_H

src/GUI/gearratiographitem.cpp

@@ -8,11 +8,18 @@ GearRatioGraphItem::GearRatioGraphItem(const Graph &graph, GraphType type,
   QGraphicsItem *parent) : GraphItem(graph, type, parent), _top(NAN)
 {
 	qreal val = NAN;
+	_min = _max = graph.first().y();
+
+	for (int i = 1; i < graph.size(); i++) {
+		const GraphPoint &p = graph.at(i);
 
-	for (int j = 1; j < graph.size(); j++) {
-		const GraphPoint &p = graph.at(j);
 		qreal val = _map.value(p.y());
-		_map.insert(p.y(), val + (p.s() - graph.at(j-1).s()));
+		_map.insert(p.y(), val + (p.s() - graph.at(i-1).s()));
+
+		if (p.y() < _min)
+			_min = p.y();
+		if (p.y() > _max)
+			_max = p.y();
 	}
 
 	for (QMap<qreal, qreal>::const_iterator it = _map.constBegin();

src/GUI/gearratiographitem.h

@@ -12,8 +12,8 @@ public:
 	GearRatioGraphItem(const Graph &graph, GraphType type,
 	  QGraphicsItem *parent = 0);
 
-	qreal min() const {return -bounds().bottom();}
-	qreal max() const {return -bounds().top();}
+	qreal min() const {return _min;}
+	qreal max() const {return _max;}
 	qreal top() const {return _top;}
 
 	const QMap<qreal, qreal> &map() const {return _map;}
@@ -22,7 +22,7 @@ private:
 	QString toolTip() const;
 
 	QMap<qreal, qreal> _map;
-	qreal _top;
+	qreal _top, _min, _max;
 };
 
 #endif // GEARRATIOGRAPHITEM_H

src/GUI/graphview.cpp

@@ -8,7 +8,6 @@
 #include <QLocale>
 #include "data/graph.h"
 #include "opengl.h"
-#include "config.h"
 #include "axisitem.h"
 #include "slideritem.h"
 #include "sliderinfoitem.h"

src/GUI/gui.cpp

@@ -1,4 +1,4 @@
-#include "config.h"
+#include "common/config.h"
 #include <QApplication>
 #include <QSplitter>
 #include <QVBoxLayout>
@@ -28,6 +28,7 @@
 #include <QScreen>
 #endif // ENABLE_HIDPI
 #include <QStyle>
+#include "common/programpaths.h"
 #include "data/data.h"
 #include "data/poi.h"
 #include "map/maplist.h"
@@ -108,14 +109,9 @@ GUI::GUI()
 void GUI::loadMaps()
 {
 	_ml = new MapList(this);
-	QString dir;
+	QString mapDir(ProgramPaths::mapDir());
 
-	if (QFile::exists(USER_MAP_DIR))
-		dir = USER_MAP_DIR;
-	else if (QFile::exists(GLOBAL_MAP_DIR))
-		dir = GLOBAL_MAP_DIR;
-
-	if (!dir.isNull() && !_ml->loadDir(dir))
+	if (!mapDir.isNull() && !_ml->loadDir(mapDir))
 		qWarning("%s", qPrintable(_ml->errorString()));
 
 	_map = new EmptyMap(this);
@@ -124,14 +120,9 @@ void GUI::loadMaps()
 void GUI::loadPOIs()
 {
 	_poi = new POI(this);
-	QString dir;
+	QString poiDir(ProgramPaths::poiDir());
 
-	if (QFile::exists(USER_POI_DIR))
-		dir = USER_POI_DIR;
-	else if (QFile::exists(GLOBAL_POI_DIR))
-		dir = GLOBAL_POI_DIR;
-
-	if (!dir.isNull() && !_poi->loadDir(dir))
+	if (!poiDir.isNull() && !_poi->loadDir(poiDir))
 		qWarning("%s", qPrintable(_poi->errorString()));
 }
 
@@ -644,14 +635,15 @@ void GUI::about()
 	QUrl homepage(APP_HOMEPAGE);
 
 	msgBox.setWindowTitle(tr("About GPXSee"));
-	msgBox.setText("<h2>" + QString(APP_NAME) + "</h2><p><p>" + tr("Version ")
-	  + APP_VERSION + " (" + CPU_ARCH + ", Qt " + QT_VERSION_STR + ")</p>");
+	msgBox.setText("<h2>" + QString(APP_NAME) + "</h2><p><p>" + tr("Version %1")
+	  .arg(QString(APP_VERSION) + " (" + CPU_ARCH + ", Qt " + QT_VERSION_STR
+	  + ")") + "</p>");
 	msgBox.setInformativeText("<table width=\"300\"><tr><td>"
 	  + tr("GPXSee is distributed under the terms of the GNU General Public "
 	  "License version 3. For more info about GPXSee visit the project "
-	  "homepage at ") + "<a href=\"" + homepage.toString() + "\">"
-	  + homepage.toString(QUrl::RemoveScheme).mid(2)
-	  + "</a>.</td></tr></table>");
+	  "homepage at %1.").arg("<a href=\"" + homepage.toString() + "\">"
+	  + homepage.toString(QUrl::RemoveScheme).mid(2) + "</a>")
+	  + "</td></tr></table>");
 
 	QIcon icon = msgBox.windowIcon();
 	QSize size = icon.actualSize(QSize(64, 64));
@@ -701,19 +693,15 @@ void GUI::paths()
 	msgBox.setWindowTitle(tr("Paths"));
 	msgBox.setText("<h3>" + tr("Paths") + "</h3>");
 	msgBox.setInformativeText(
-	  "<style>td {white-space: pre; padding-right: 1em;}</style><h4>"
-	  + tr("Global") + "</h4><table><tr><td>" + tr("Map directory:")
-	  + "</td><td><code>" + QDir::cleanPath(GLOBAL_MAP_DIR)
-	  + "</code></td></tr><tr><td>" + tr("POI directory:") + "</td><td><code>"
-	  + QDir::cleanPath(GLOBAL_POI_DIR) + "</code></td></tr><tr><td>"
+	  "<style>td {white-space: pre; padding-right: 1em;}</style><table><tr><td>"
+	  + tr("Map directory:") + "</td><td><code>"
+	  + QDir::cleanPath(ProgramPaths::mapDir(true)) + "</code></td></tr><tr><td>"
+	  + tr("POI directory:") + "</td><td><code>"
+	  + QDir::cleanPath(ProgramPaths::poiDir(true)) + "</code></td></tr><tr><td>"
 	  + tr("GCS/PCS directory:") + "</td><td><code>"
-	  + QDir::cleanPath(GLOBAL_CSV_DIR) + "</code></td></tr></table>"
-	  + "<h4>" + tr("User-specific") + "</h4><table><tr><td>"
-	  + tr("Map directory:") + "</td><td><code>" + QDir::cleanPath(USER_MAP_DIR)
-	  + "</code></td></tr><tr><td>" + tr("POI directory:") + "</td><td><code>"
-	  + QDir::cleanPath(USER_POI_DIR) + "</code></td></tr><tr><td>"
-	  + tr("GCS/PCS directory:") + "</td><td><code>"
-	  + QDir::cleanPath(USER_CSV_DIR) + "</code></td></tr></table>"
+	  + QDir::cleanPath(ProgramPaths::csvDir(true)) + "</code></td></tr><tr><td>"
+	  + tr("Tile cache directory:") + "</td><td><code>"
+	  + QDir::cleanPath(ProgramPaths::tilesDir()) + "</code></td></tr></table>"
 	);
 
 	msgBox.exec();
@@ -936,8 +924,8 @@ void GUI::openOptions()
 #endif // ENABLE_HTTP2
 #ifdef ENABLE_HIDPI
 	if (options.hidpiMap != _options.hidpiMap)
-		_mapView->setDevicePixelRatio(options.hidpiMap ? devicePixelRatioF()
-		  : 1.0);
+		_mapView->setDevicePixelRatio(devicePixelRatioF(),
+		  options.hidpiMap ? devicePixelRatioF() : 1.0);
 #endif // ENABLE_HIDPI
 
 	if (reload)
@@ -1614,7 +1602,7 @@ void GUI::dropEvent(QDropEvent *event)
 
 void GUI::writeSettings()
 {
-	QSettings settings(APP_NAME, APP_NAME);
+	QSettings settings(qApp->applicationName(), qApp->applicationName());
 	settings.clear();
 
 	settings.beginGroup(WINDOW_SETTINGS_GROUP);
@@ -1809,7 +1797,7 @@ void GUI::writeSettings()
 void GUI::readSettings()
 {
 	int value;
-	QSettings settings(APP_NAME, APP_NAME);
+	QSettings settings(qApp->applicationName(), qApp->applicationName());
 
 	settings.beginGroup(WINDOW_SETTINGS_GROUP);
 	resize(settings.value(WINDOW_SIZE_SETTING, WINDOW_SIZE_DEFAULT).toSize());
@@ -2059,7 +2047,8 @@ void GUI::readSettings()
 	if (_options.useOpenGL)
 		_mapView->useOpenGL(true);
 #ifdef ENABLE_HIDPI
-	_mapView->setDevicePixelRatio(_options.hidpiMap ? devicePixelRatioF() : 1.0);
+	_mapView->setDevicePixelRatio(devicePixelRatioF(),
+	  _options.hidpiMap ? devicePixelRatioF() : 1.0);
 #endif // ENABLE_HIDPI
 
 	for (int i = 0; i < _tabs.count(); i++) {
@@ -2142,7 +2131,8 @@ void GUI::show()
 void GUI::screenChanged(QScreen *screen)
 {
 #ifdef ENABLE_HIDPI
-	_mapView->setDevicePixelRatio(_options.hidpiMap ? devicePixelRatioF() : 1.0);
+	_mapView->setDevicePixelRatio(devicePixelRatioF(),
+	  _options.hidpiMap ? devicePixelRatioF() : 1.0);
 
 	disconnect(SIGNAL(logicalDotsPerInchChanged(qreal)), this,
 	  SLOT(logicalDotsPerInchChanged(qreal)));
@@ -2158,6 +2148,7 @@ void GUI::logicalDotsPerInchChanged(qreal dpi)
 	Q_UNUSED(dpi)
 
 #ifdef ENABLE_HIDPI
-	_mapView->setDevicePixelRatio(_options.hidpiMap ? devicePixelRatioF() : 1.0);
+	_mapView->setDevicePixelRatio(devicePixelRatioF(),
+	  _options.hidpiMap ? devicePixelRatioF() : 1.0);
 #endif // ENBLE_HIDPI
 }

src/GUI/heartrategraphitem.cpp

@@ -7,9 +7,14 @@ HeartRateGraphItem::HeartRateGraphItem(const Graph &graph, GraphType type,
   QGraphicsItem *parent) : GraphItem(graph, type, parent)
 {
 	qreal sum = 0;
+	_max = graph.first().y();
 
-	for (int j = 1; j < graph.size(); j++)
-		sum += graph.at(j).y() * (graph.at(j).s() - graph.at(j-1).s());
+	for (int i = 1; i < graph.size(); i++) {
+		qreal y = graph.at(i).y();
+		sum += y * (graph.at(i).s() - graph.at(i-1).s());
+		if (y > _max)
+			_max = y;
+	}
 	_avg = sum/graph.last().s();
 
 	setToolTip(toolTip());

src/GUI/heartrategraphitem.h

@@ -11,13 +11,13 @@ public:
 	HeartRateGraphItem(const Graph &graph, GraphType type,
 	  QGraphicsItem *parent = 0);
 
-	qreal max() const {return -bounds().top();}
+	qreal max() const {return _max;}
 	qreal avg() const {return _avg;}
 
 private:
 	QString toolTip() const;
 
-	qreal _avg;
+	qreal _avg, _max;
 };
 
 #endif // HEARTRATEGRAPHITEM_H

src/GUI/infoitem.cpp

@@ -1,6 +1,6 @@
 #include <QFont>
 #include <QPainter>
-#include "config.h"
+#include "font.h"
 #include "infoitem.h"
 
 #define PADDING     10

src/GUI/mapview.cpp

@@ -21,6 +21,7 @@
 #define MARGIN           10
 #define SCALE_OFFSET     7
 
+
 MapView::MapView(Map *map, POI *poi, QWidget *parent)
   : QGraphicsView(parent)
 {
@@ -72,7 +73,8 @@ MapView::MapView(Map *map, POI *poi, QWidget *parent)
 	_poiColor = Qt::black;
 
 #ifdef ENABLE_HIDPI
-	_ratio = 1.0;
+	_deviceRatio = 1.0;
+	_mapRatio = 1.0;
 #endif // ENABLE_HIDPI
 	_opengl = false;
 	_plot = false;
@@ -270,7 +272,7 @@ void MapView::setMap(Map *map)
 	_map = map;
 	_map->load();
 #ifdef ENABLE_HIDPI
-	_map->setDevicePixelRatio(_ratio);
+	_map->setDevicePixelRatio(_deviceRatio, _mapRatio);
 #endif // ENABLE_HIDPI
 	connect(_map, SIGNAL(loaded()), this, SLOT(reloadMap()));
 
@@ -438,10 +440,10 @@ void MapView::zoom(int zoom, const QPoint &pos)
 		digitalZoom(zoom);
 	} else {
 		Coordinates c = _map->xy2ll(mapToScene(pos));
-		qreal os = _map->zoom();
-		qreal ns = (zoom > 0) ? _map->zoomIn() : _map->zoomOut();
+		int oz = _map->zoom();
+		int nz = (zoom > 0) ? _map->zoomIn() : _map->zoomOut();
 
-		if (ns != os) {
+		if (nz != oz) {
 			rescale();
 			centerOn(_map->ll2xy(c) - (pos - viewport()->rect().center()));
 		} else {
@@ -505,7 +507,7 @@ void MapView::plot(QPainter *painter, const QRectF &target, qreal scale,
 	setUpdatesEnabled(false);
 	_plot = true;
 #ifdef ENABLE_HIDPI
-	_map->setDevicePixelRatio(1.0);
+	_map->setDevicePixelRatio(_deviceRatio, 1.0);
 #endif // ENABLE_HIDPI
 
 	// Compute sizes & ratios
@@ -566,7 +568,7 @@ void MapView::plot(QPainter *painter, const QRectF &target, qreal scale,
 
 	// Exit plot mode
 #ifdef ENABLE_HIDPI
-	_map->setDevicePixelRatio(_ratio);
+	_map->setDevicePixelRatio(_deviceRatio, _mapRatio);
 #endif // ENABLE_HIDPI
 	_plot = false;
 	setUpdatesEnabled(true);
@@ -844,19 +846,21 @@ void MapView::reloadMap()
 	_scene->invalidate();
 }
 
-void MapView::setDevicePixelRatio(qreal ratio)
+void MapView::setDevicePixelRatio(qreal deviceRatio, qreal mapRatio)
 {
 #ifdef ENABLE_HIDPI
-	if (_ratio == ratio)
+	if (_deviceRatio == deviceRatio && _mapRatio == mapRatio)
 		return;
 
-	_ratio = ratio;
+	_deviceRatio = deviceRatio;
+	_mapRatio = mapRatio;
+	QPixmapCache::clear();
 
 	QRectF vr(mapToScene(viewport()->rect()).boundingRect()
 	  .intersected(_map->bounds()));
 	RectC cr(_map->xy2ll(vr.topLeft()), _map->xy2ll(vr.bottomRight()));
 
-	_map->setDevicePixelRatio(_ratio);
+	_map->setDevicePixelRatio(_deviceRatio, _mapRatio);
 	_scene->setSceneRect(_map->bounds());
 
 	for (int i = 0; i < _tracks.size(); i++)
@@ -877,6 +881,7 @@ void MapView::setDevicePixelRatio(qreal ratio)
 
 	reloadMap();
 #else // ENABLE_HIDPI
-	Q_UNUSED(ratio);
+	Q_UNUSED(deviceRatio);
+	Q_UNUSED(mapRatio);
 #endif // ENABLE_HIDPI
 }

src/GUI/mapview.h

@@ -6,12 +6,12 @@
 #include <QHash>
 #include <QList>
 #include "common/rectc.h"
+#include "common/config.h"
 #include "data/waypoint.h"
 #include "searchpointer.h"
 #include "units.h"
 #include "format.h"
 #include "palette.h"
-#include "config.h"
 
 class Data;
 class POI;
@@ -69,7 +69,7 @@ public slots:
 	void showRouteWaypoints(bool show);
 	void clearMapCache();
 	void setCoordinatesFormat(CoordinatesFormat format);
-	void setDevicePixelRatio(qreal ratio);
+	void setDevicePixelRatio(qreal deviceRatio, qreal mapRatio);
 
 private slots:
 	void updatePOI();
@@ -140,7 +140,8 @@ private:
 	bool _plot;
 
 #ifdef ENABLE_HIDPI
-	qreal _ratio;
+	qreal _deviceRatio;
+	qreal _mapRatio;
 #endif // ENABLE_HIDPI
 	bool _opengl;
 };

src/GUI/nicenum.h

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

src/GUI/optionsdialog.h

@@ -2,10 +2,9 @@
 #define OPTIONSDIALOG_H
 
 #include <QDialog>
+#include "common/config.h"
 #include "palette.h"
 #include "units.h"
-#include "config.h"
-
 
 class ColorBox;
 class StyleComboBox;

src/GUI/pathitem.cpp

@@ -1,11 +1,8 @@
 #include <cmath>
-#include <QApplication>
 #include <QCursor>
 #include <QPainter>
 #include "common/greatcircle.h"
 #include "map/map.h"
-#include "tooltip.h"
-#include "nicenum.h"
 #include "pathitem.h"
 
 
@@ -50,6 +47,7 @@ void PathItem::updateShape()
 void PathItem::addSegment(const Coordinates &c1, const Coordinates &c2)
 {
 	if (fabs(c1.lon() - c2.lon()) > 180.0) {
+		// Split segment on date line crossing
 		QPointF p;
 
 		if (c2.lon() < 0) {

src/GUI/powergraphitem.cpp

@@ -7,9 +7,14 @@ PowerGraphItem::PowerGraphItem(const Graph &graph, GraphType type,
   QGraphicsItem *parent) : GraphItem(graph, type, parent)
 {
 	qreal sum = 0;
+	_max = graph.first().y();
 
-	for (int j = 1; j < graph.size(); j++)
-		sum += graph.at(j).y() * (graph.at(j).s() - graph.at(j-1).s());
+	for (int i = 1; i < graph.size(); i++) {
+		qreal y = graph.at(i).y();
+		sum += y * (graph.at(i).s() - graph.at(i-1).s());
+		if (y > _max)
+			_max = y;
+	}
 	_avg = sum/graph.last().s();
 
 	setToolTip(toolTip());

src/GUI/powergraphitem.h

@@ -11,13 +11,13 @@ public:
 	PowerGraphItem(const Graph &graph, GraphType type,
 	  QGraphicsItem *parent = 0);
 
-	qreal max() const {return -bounds().top();}
+	qreal max() const {return _max;}
 	qreal avg() const {return _avg;}
 
 private:
 	QString toolTip() const;
 
-	qreal _avg;
+	qreal _avg, _max;
 };
 
 #endif // POWERGRAPHITEM_H

src/GUI/scaleitem.cpp

@@ -1,7 +1,8 @@
 #include <cmath>
+#include <QApplication>
 #include <QPainter>
-#include "config.h"
-#include "nicenum.h"
+#include "common/util.h"
+#include "font.h"
 #include "scaleitem.h"
 
 

src/GUI/sliderinfoitem.cpp

@@ -1,5 +1,5 @@
 #include <QPainter>
-#include "config.h"
+#include "font.h"
 #include "sliderinfoitem.h"
 
 

src/GUI/speedgraph.cpp

@@ -1,6 +1,5 @@
 #include <QLocale>
 #include "data/data.h"
-#include "config.h"
 #include "tooltip.h"
 #include "format.h"
 #include "speedgraphitem.h"

src/GUI/speedgraphitem.cpp

@@ -13,6 +13,13 @@ SpeedGraphItem::SpeedGraphItem(const Graph &graph, GraphType type,
 	_avg = graph.last().s() / graph.last().t();
 	_mavg = graph.last().s() / movingTime;
 
+	_max = graph.first().y();
+	for (int i = 1; i < graph.size(); i++) {
+		qreal y = graph.at(i).y();
+		if (y > _max)
+			_max = y;
+	}
+
 	setToolTip(toolTip());
 }
 

src/GUI/speedgraphitem.h

@@ -12,7 +12,7 @@ public:
 	SpeedGraphItem(const Graph &graph, GraphType type, qreal movingTime,
 	  QGraphicsItem *parent = 0);
 
-	qreal max() const {return -bounds().top();}
+	qreal max() const {return _max;}
 	qreal avg() const {return _avg;}
 	qreal mavg() const {return _mavg;}
 
@@ -22,7 +22,7 @@ public:
 private:
 	QString toolTip() const;
 
-	qreal _avg, _mavg;
+	qreal _avg, _mavg, _max;
 
 	Units _units;
 	TimeType _timeType;

src/GUI/temperaturegraphitem.cpp

@@ -7,9 +7,18 @@ TemperatureGraphItem::TemperatureGraphItem(const Graph &graph, GraphType type,
   QGraphicsItem *parent) : GraphItem(graph, type, parent)
 {
 	qreal sum = 0;
+	_min = _max = graph.first().y();
+
+	for (int j = 1; j < graph.size(); j++) {
+		qreal y = graph.at(j).y();
 
-	for (int j = 1; j < graph.size(); j++)
 		sum += graph.at(j).y() * (graph.at(j).s() - graph.at(j-1).s());
+
+		if (y > _max)
+			_max = y;
+		if (y < _min)
+			_min = y;
+	}
 	_avg = sum/graph.last().s();
 
 	setToolTip(toolTip(Metric));

src/GUI/temperaturegraphitem.h

@@ -11,8 +11,8 @@ public:
 	TemperatureGraphItem(const Graph &graph, GraphType type,
 	  QGraphicsItem *parent = 0);
 
-	qreal max() const {return -bounds().top();}
-	qreal min() const {return -bounds().bottom();}
+	qreal max() const {return _max;}
+	qreal min() const {return _min;}
 	qreal avg() const {return _avg;}
 
 	void setUnits(Units units);
@@ -20,7 +20,7 @@ public:
 private:
 	QString toolTip(Units units) const;
 
-	qreal _avg;
+	qreal _avg, _min, _max;
 };
 
 #endif // TEMPERATUREGRAPHITEM_H

src/GUI/trackinfo.cpp

@@ -1,6 +1,5 @@
 #include <QPaintEngine>
 #include <QPaintDevice>
-#include "config.h"
 #include "infoitem.h"
 #include "trackinfo.h"
 

src/GUI/waypointitem.cpp

@@ -1,6 +1,6 @@
 #include <QApplication>
 #include <QPainter>
-#include "config.h"
+#include "font.h"
 #include "tooltip.h"
 #include "waypointitem.h"
 

src/common/config.h

@@ -0,0 +1,17 @@
+#ifndef CONFIG_H
+#define CONFIG_H
+
+#include <QtGlobal>
+
+#define APP_NAME        "GPXSee"
+#define APP_HOMEPAGE    "http://www.gpxsee.org"
+
+#if QT_VERSION >= QT_VERSION_CHECK(5, 10, 1)
+#define ENABLE_HTTP2
+#endif // QT >= 5.10.1
+
+#if QT_VERSION >= QT_VERSION_CHECK(5, 6, 0)
+#define ENABLE_HIDPI
+#endif // QT >= 5.6
+
+#endif /* CONFIG_H */

src/common/programpaths.cpp

@@ -0,0 +1,174 @@
+#include <QtGlobal>
+#include <QDir>
+#include "programpaths.h"
+
+
+#define MAP_DIR          "maps"
+#define POI_DIR          "POI"
+#define CSV_DIR          "csv"
+#define TILES_DIR        "tiles"
+#define TRANSLATIONS_DIR "translations"
+#define ELLIPSOID_FILE   "ellipsoids.csv"
+#define GCS_FILE         "gcs.csv"
+#define PCS_FILE         "pcs.csv"
+
+
+#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
+
+#include <QApplication>
+
+#if defined(Q_OS_WIN32)
+#define USER_DIR        QDir::homePath() + QString("/AppData/Roaming/") \
+						  + qApp->applicationName()
+#define GLOBAL_DIR      QApplication::applicationDirPath()
+#elif defined(Q_OS_MAC)
+#define USER_DIR        QDir::homePath() \
+						  + QString("/Library/Application Support/") \
+						  + qApp->applicationName()
+#define GLOBAL_DIR      QApplication::applicationDirPath() \
+						  + QString("/../Resources")
+#else
+#define USER_DIR        QDir::homePath() + QString("/.local/share/") \
+						  + qApp->applicationName()
+#define GLOBAL_DIR      QString("/usr/share/") + qApp->applicationName()
+#endif
+
+static QString dir(const QString &dirName, bool writable = false)
+{
+	QDir userDir(QDir(USER_DIR).filePath(dirName));
+
+	if (writable || userDir.exists())
+		return userDir.absolutePath();
+	else {
+		QDir globalDir(QDir(GLOBAL_DIR).filePath(dirName));
+
+		if (globalDir.exists())
+			return globalDir.absolutePath();
+		else
+			return QString();
+	}
+}
+
+static QString file(const QString &path, const QString &fileName)
+{
+	if (path.isNull())
+		return QString();
+
+	QFileInfo fi(QDir(path).filePath(fileName));
+	return fi.exists() ? fi.absoluteFilePath() : QString();
+}
+
+QString ProgramPaths::mapDir(bool writable)
+{
+	return dir(MAP_DIR, writable);
+}
+
+QString ProgramPaths::poiDir(bool writable)
+{
+	return dir(POI_DIR, writable);
+}
+
+QString ProgramPaths::csvDir(bool writable)
+{
+	return dir(CSV_DIR, writable);
+}
+
+QString ProgramPaths::tilesDir()
+{
+#if defined(Q_OS_WIN32)
+	return QDir::homePath() + QString("/AppData/Local/")
+	  + qApp->applicationName() + QString("/cache/") + QString(TILES_DIR);
+#elif defined(Q_OS_MAC)
+	return QDir::homePath() + QString("/Library/Caches/")
+	  + qApp->applicationName() + QString("/" TILES_DIR);
+#else
+	return QDir::homePath() + QString("/.cache/") + qApp->applicationName()
+	  + QString("/" TILES_DIR);
+#endif
+}
+
+QString ProgramPaths::translationsDir()
+{
+	return dir(TRANSLATIONS_DIR);
+}
+
+QString ProgramPaths::ellipsoidsFile()
+{
+	return file(dir(CSV_DIR),  ELLIPSOID_FILE);
+}
+
+QString ProgramPaths::gcsFile()
+{
+	return file(dir(CSV_DIR), GCS_FILE);
+}
+
+QString ProgramPaths::pcsFile()
+{
+	return file(dir(CSV_DIR), PCS_FILE);
+}
+
+#else // QT_VERSION < 5
+
+#include <QStandardPaths>
+
+QString ProgramPaths::mapDir(bool writable)
+{
+	if (writable)
+		return QDir(QStandardPaths::writableLocation(
+		  QStandardPaths::AppDataLocation)).filePath(MAP_DIR);
+	else
+		return QStandardPaths::locate(QStandardPaths::AppDataLocation,
+		  MAP_DIR, QStandardPaths::LocateDirectory);
+}
+
+QString ProgramPaths::poiDir(bool writable)
+{
+	if (writable)
+		return QDir(QStandardPaths::writableLocation(
+		  QStandardPaths::AppDataLocation)).filePath(POI_DIR);
+	else
+		return QStandardPaths::locate(QStandardPaths::AppDataLocation,
+		  POI_DIR, QStandardPaths::LocateDirectory);
+}
+
+QString ProgramPaths::csvDir(bool writable)
+{
+	if (writable)
+		return QDir(QStandardPaths::writableLocation(
+		  QStandardPaths::AppDataLocation)).filePath(CSV_DIR);
+	else
+		return QStandardPaths::locate(QStandardPaths::AppDataLocation,
+		  CSV_DIR, QStandardPaths::LocateDirectory);
+}
+
+QString ProgramPaths::tilesDir()
+{
+	return QDir(QStandardPaths::writableLocation(
+	  QStandardPaths::CacheLocation)).filePath(TILES_DIR);
+}
+
+QString ProgramPaths::translationsDir()
+{
+	return QStandardPaths::locate(QStandardPaths::AppDataLocation,
+	  TRANSLATIONS_DIR, QStandardPaths::LocateDirectory);
+}
+
+QString ProgramPaths::ellipsoidsFile()
+{
+	return QStandardPaths::locate(QStandardPaths::AppDataLocation,
+	  CSV_DIR "/" ELLIPSOID_FILE, QStandardPaths::LocateFile);
+}
+
+QString ProgramPaths::gcsFile()
+{
+	return QStandardPaths::locate(QStandardPaths::AppDataLocation,
+	  CSV_DIR "/" GCS_FILE, QStandardPaths::LocateFile);
+}
+
+QString ProgramPaths::pcsFile()
+{
+	return QStandardPaths::locate(QStandardPaths::AppDataLocation,
+	  CSV_DIR "/" PCS_FILE, QStandardPaths::LocateFile);
+}
+
+#endif // QT_VERSION < 5

src/common/programpaths.h

@@ -0,0 +1,18 @@
+#ifndef PROGRAMPATHS_H
+#define PROGRAMPATHS_H
+
+#include <QString>
+
+namespace ProgramPaths
+{
+	QString mapDir(bool writable = false);
+	QString poiDir(bool writable = false);
+	QString csvDir(bool writable = false);
+	QString tilesDir();
+	QString translationsDir();
+	QString ellipsoidsFile();
+	QString gcsFile();
+	QString pcsFile();
+}
+
+#endif // PROGRAMPATHS_H

src/common/str2int.cpp

@@ -1,16 +0,0 @@
-#include <cctype>
-#include "str2int.h"
-
-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;
-}

src/common/str2int.h

@@ -1,6 +0,0 @@
-#ifndef MISC_H
-#define MISC_H
-
-int str2int(const char *str, int len);
-
-#endif // MISC_H

src/common/util.cpp

@@ -1,5 +1,21 @@
+#include <cctype>
 #include <cmath>
-#include "nicenum.h"
+#include "util.h"
+
+
+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;
+}
 
 double niceNum(double x, int round)
 {

src/common/util.h

@@ -0,0 +1,7 @@
+#ifndef UTIL_H
+#define UTIL_H
+
+int str2int(const char *str, int len);
+double niceNum(double x, int round);
+
+#endif // UTIL_H

src/config.h

@@ -1,58 +0,0 @@
-#ifndef CONFIG_H
-#define CONFIG_H
-
-#include <QtGlobal>
-#include <QDir>
-#include <QApplication>
-#include <QString>
-
-#define APP_NAME        "GPXSee"
-#define APP_HOMEPAGE    "http://www.gpxsee.org"
-
-#define FONT_FAMILY     "Arial"
-#define FONT_SIZE       12 // px
-
-#define MAP_DIR         QString("maps")
-#define POI_DIR         QString("POI")
-#define CSV_DIR         QString("csv")
-#define ELLIPSOID_FILE  QString("ellipsoids.csv")
-#define GCS_FILE        QString("gcs.csv")
-#define PCS_FILE        QString("pcs.csv")
-
-#if defined(Q_OS_WIN32)
-#define USER_DIR        QDir::homePath() + QString("/GPXSee")
-#define GLOBAL_DIR      QApplication::applicationDirPath()
-#elif defined(Q_OS_MAC)
-#define USER_DIR        QDir::homePath() + QString("/.gpxsee")
-#define GLOBAL_DIR      QApplication::applicationDirPath() \
-                          + QString("/../Resources")
-#else
-#define USER_DIR        QDir::homePath() + QString("/.gpxsee")
-#define GLOBAL_DIR      QString("/usr/share/gpxsee")
-#endif
-
-#define USER_CSV_DIR           USER_DIR + QString("/") + CSV_DIR
-#define USER_ELLIPSOID_FILE    USER_CSV_DIR + QString("/") + ELLIPSOID_FILE
-#define USER_GCS_FILE          USER_CSV_DIR + QString("/") + GCS_FILE
-#define USER_PCS_FILE          USER_CSV_DIR + QString("/") + PCS_FILE
-#define USER_MAP_DIR           USER_DIR + QString("/") + MAP_DIR
-#define USER_POI_DIR           USER_DIR + QString("/") + POI_DIR
-#define GLOBAL_CSV_DIR         GLOBAL_DIR + QString("/") + CSV_DIR
-#define GLOBAL_ELLIPSOID_FILE  GLOBAL_CSV_DIR + QString("/") + ELLIPSOID_FILE
-#define GLOBAL_GCS_FILE        GLOBAL_CSV_DIR + QString("/") + GCS_FILE
-#define GLOBAL_PCS_FILE        GLOBAL_CSV_DIR + QString("/") + PCS_FILE
-#define GLOBAL_MAP_DIR         GLOBAL_DIR + QString("/") + MAP_DIR
-#define GLOBAL_POI_DIR         GLOBAL_DIR + QString("/") + POI_DIR
-#define TILES_DIR              USER_DIR + QString("/tiles")
-#define TRANSLATIONS_DIR       GLOBAL_DIR + QString("/translations")
-
-
-#if QT_VERSION >= QT_VERSION_CHECK(5, 10, 1)
-#define ENABLE_HTTP2
-#endif // QT >= 5.10.1
-
-#if QT_VERSION >= QT_VERSION_CHECK(5, 6, 0)
-#define ENABLE_HIDPI
-#endif // QT >= 5.6
-
-#endif /* CONFIG_H */

src/data/igcparser.cpp

@@ -1,5 +1,5 @@
 #include <cstring>
-#include "common/str2int.h"
+#include "common/util.h"
 #include "igcparser.h"
 
 

src/data/nmeaparser.cpp

@@ -1,5 +1,5 @@
 #include <cstring>
-#include "common/str2int.h"
+#include "common/util.h"
 #include "nmeaparser.h"
 
 

src/main.cpp

@@ -1,5 +1,5 @@
+#include "common/config.h"
 #include "GUI/app.h"
-#include "config.h"
 
 int main(int argc, char *argv[])
 {
@@ -9,7 +9,5 @@ int main(int argc, char *argv[])
 #endif // ENABLE_HIDPI
 
 	App app(argc, argv);
-	app.run();
-
-	return 0;
+	return app.run();
 }

src/map/angularunits.cpp

@@ -1,5 +1,5 @@
 #include "common/coordinates.h"
-#include "common/str2int.h"
+#include "common/util.h"
 #include "angularunits.h"
 
 static double sDMS2deg(double val)

src/map/atlas.cpp

@@ -145,10 +145,10 @@ Atlas::Atlas(const QString &fileName, QObject *parent)
 	_valid = true;
 }
 
-void Atlas::setDevicePixelRatio(qreal ratio)
+void Atlas::setDevicePixelRatio(qreal deviceRatio, qreal mapRatio)
 {
 	for (int i = 0; i < _maps.size(); i++)
-		_maps[i]->setDevicePixelRatio(ratio);
+		_maps[i]->setDevicePixelRatio(deviceRatio, mapRatio);
 
 	computeBounds();
 }
@@ -297,9 +297,9 @@ bool Atlas::isAtlas(const QString &path)
 {
 	QFileInfo fi(path);
 	QString suffix = fi.suffix().toLower();
-	Tar tar(path);
 
 	if (suffix == "tar") {
+		Tar tar(path);
 		if (!tar.open())
 			return false;
 		QString tbaFileName = fi.completeBaseName() + ".tba";

src/map/atlas.h

@@ -28,7 +28,7 @@ public:
 
 	void draw(QPainter *painter, const QRectF &rect, Flags flags);
 
-	void setDevicePixelRatio(qreal ratio);
+	void setDevicePixelRatio(qreal deviceRatio, qreal mapRatio);
 	void unload();
 
 	bool isValid() const {return _valid;}

src/map/downloader.cpp

@@ -2,6 +2,8 @@
 #include <QFileInfo>
 #include <QNetworkRequest>
 #include <QBasicTimer>
+#include <QDir>
+#include <QTimerEvent>
 #include "downloader.h"
 
 
@@ -79,18 +81,12 @@ private:
 	int _level;
 };
 
-
+QNetworkAccessManager *Downloader::_manager = 0;
 int Downloader::_timeout = 30;
 #ifdef ENABLE_HTTP2
 bool Downloader::_http2 = true;
 #endif // ENABLE_HTTP2
 
-QNetworkAccessManager *Downloader::manager()
-{
-	static QNetworkAccessManager manager;
-	return &manager;
-}
-
 bool Downloader::doDownload(const Download &dl,
   const QByteArray &authorization, const Redirect *redirect)
 {
@@ -123,7 +119,8 @@ bool Downloader::doDownload(const Download &dl,
 	  QVariant(_http2));
 #endif // ENABLE_HTTP2
 
-	QNetworkReply *reply = manager()->get(request);
+	Q_ASSERT(_manager);
+	QNetworkReply *reply = _manager->get(request);
 	if (reply && reply->isRunning()) {
 		_currentDownloads.insert(url);
 		ReplyTimeout::setTimeout(reply, _timeout);
@@ -236,7 +233,8 @@ bool Downloader::get(const QList<Download> &list,
 #ifdef ENABLE_HTTP2
 void Downloader::enableHTTP2(bool enable)
 {
+	Q_ASSERT(_manager);
 	_http2 = enable;
-	manager()->clearConnectionCache();
+	_manager->clearConnectionCache();
 }
 #endif // ENABLE_HTTP2

src/map/downloader.h

@@ -7,7 +7,7 @@
 #include <QList>
 #include <QSet>
 #include <QHash>
-#include "config.h"
+#include "common/config.h"
 
 
 class Download
@@ -46,6 +46,8 @@ public:
 	  = Authorization());
 	void clearErrors() {_errorDownloads.clear();}
 
+	static void setNetworkManager(QNetworkAccessManager *manager)
+	  {_manager = manager;}
 	static void setTimeout(int timeout) {_timeout = timeout;}
 #ifdef ENABLE_HTTP2
 	static void enableHTTP2(bool enable);
@@ -67,11 +69,10 @@ private:
 	  const Redirect *redirect = 0);
 	bool saveToDisk(const QString &filename, QIODevice *data);
 
-	static QNetworkAccessManager *manager();
-
 	QSet<QUrl> _currentDownloads;
 	QHash<QUrl, int> _errorDownloads;
 
+	static QNetworkAccessManager *_manager;
 	static int _timeout;
 #ifdef ENABLE_HTTP2
 	static bool _http2;

src/map/geotiffmap.cpp

@@ -1,7 +1,7 @@
 #include <QFileInfo>
 #include <QPainter>
 #include <QImageReader>
-#include "config.h"
+#include "common/config.h"
 #include "geotiff.h"
 #include "image.h"
 #include "geotiffmap.h"
@@ -61,9 +61,11 @@ void GeoTIFFMap::draw(QPainter *painter, const QRectF &rect, Flags flags)
 		_img->draw(painter, rect, flags);
 }
 
-void GeoTIFFMap::setDevicePixelRatio(qreal ratio)
+void GeoTIFFMap::setDevicePixelRatio(qreal deviceRatio, qreal mapRatio)
 {
-	_ratio = ratio;
+	Q_UNUSED(deviceRatio);
+
+	_ratio = mapRatio;
 	if (_img)
 		_img->setDevicePixelRatio(_ratio);
 }

src/map/geotiffmap.h

@@ -25,7 +25,7 @@ public:
 
 	void load();
 	void unload();
-	void setDevicePixelRatio(qreal ratio);
+	void setDevicePixelRatio(qreal deviceRatio, qreal mapRatio);
 
 	bool isValid() const {return _valid;}
 	QString errorString() const {return _errorString;}

src/map/image.cpp

@@ -1,6 +1,6 @@
 #include <QPainter>
 #include <QPixmapCache>
-#include "config.h"
+#include "common/config.h"
 #include "image.h"
 
 

src/map/jnxmap.cpp

@@ -2,10 +2,10 @@
 #include <QPainter>
 #include <QFileInfo>
 #include <QPixmapCache>
+#include "common/config.h"
 #include "rectd.h"
 #include "gcs.h"
 #include "pcs.h"
-#include "config.h"
 #include "jnxmap.h"
 
 
@@ -142,7 +142,7 @@ bool JNXMap::readTiles()
 }
 
 JNXMap::JNXMap(const QString &fileName, QObject *parent)
-  : Map(parent), _file(fileName), _zoom(0), _ratio(1.0), _valid(false)
+  : Map(parent), _file(fileName), _zoom(0), _mapRatio(1.0), _valid(false)
 {
 	_name = QFileInfo(fileName).fileName();
 
@@ -162,13 +162,13 @@ JNXMap::JNXMap(const QString &fileName, QObject *parent)
 QPointF JNXMap::ll2xy(const Coordinates &c)
 {
 	const Zoom &z = _zooms.at(_zoom);
-	return z.transform.proj2img(_projection.ll2xy(c)) / _ratio;
+	return z.transform.proj2img(_projection.ll2xy(c)) / _mapRatio;
 }
 
 Coordinates JNXMap::xy2ll(const QPointF &p)
 {
 	const Zoom &z = _zooms.at(_zoom);
-	return _projection.xy2ll(z.transform.img2proj(p * _ratio));
+	return _projection.xy2ll(z.transform.img2proj(p * _mapRatio));
 }
 
 QRectF JNXMap::bounds()
@@ -249,8 +249,8 @@ void JNXMap::draw(QPainter *painter, const QRectF &rect, Flags flags)
 {
 	Q_UNUSED(flags);
 	const RTree<Tile*, qreal, 2> &tree = _zooms.at(_zoom).tree;
-	Ctx ctx(painter, &_file, _ratio);
-	QRectF rr(rect.topLeft() * _ratio, rect.size() * _ratio);
+	Ctx ctx(painter, &_file, _mapRatio);
+	QRectF rr(rect.topLeft() * _mapRatio, rect.size() * _mapRatio);
 
 	qreal min[2], max[2];
 	min[0] = rr.left();

src/map/jnxmap.h

@@ -32,7 +32,8 @@ public:
 
 	void draw(QPainter *painter, const QRectF &rect, Flags flags);
 
-	void setDevicePixelRatio(qreal ratio) {_ratio = ratio;}
+	void setDevicePixelRatio(qreal /*deviceRatio*/, qreal mapRatio)
+	  {_mapRatio = mapRatio;}
 
 	bool isValid() const {return _valid;}
 	QString errorString() const {return _errorString;}
@@ -63,7 +64,7 @@ private:
 	int _zoom;
 	RectC _bounds;
 	Projection _projection;
-	qreal _ratio;
+	qreal _mapRatio;
 
 	bool _valid;
 	QString _errorString;

src/map/map.h

@@ -44,7 +44,7 @@ public:
 	virtual void clearCache() {}
 	virtual void load() {}
 	virtual void unload() {}
-	virtual void setDevicePixelRatio(qreal) {}
+	virtual void setDevicePixelRatio(qreal, qreal) {}
 
 	virtual bool isValid() const {return true;}
 	virtual QString errorString() const {return QString();}

src/map/mapsource.cpp

@@ -1,6 +1,6 @@
 #include <QFile>
 #include <QXmlStreamReader>
-#include "config.h"
+#include "common/config.h"
 #include "onlinemap.h"
 #include "wmtsmap.h"
 #include "wmsmap.h"
@@ -9,7 +9,8 @@
 
 
 MapSource::Config::Config() : type(OSM), zooms(OSM::ZOOMS), bounds(OSM::BOUNDS),
-  format("image/png"), rest(false), tileRatio(1.0) {}
+  format("image/png"), rest(false), tileRatio(1.0), tileSize(256),
+  scalable(false) {}
 
 
 static CoordinateSystem coordinateSystem(QXmlStreamReader &reader)
@@ -111,6 +112,43 @@ RectC MapSource::bounds(QXmlStreamReader &reader)
 	return RectC(Coordinates(left, top), Coordinates(right, bottom));
 }
 
+void MapSource::tile(QXmlStreamReader &reader, Config &config)
+{
+	QXmlStreamAttributes attr = reader.attributes();
+	bool ok;
+
+	if (attr.hasAttribute("size")) {
+		int size = attr.value("size").toString().toInt(&ok);
+		if (!ok || size < 0) {
+			reader.raiseError("Invalid tile size");
+			return;
+		} else
+			config.tileSize = size;
+	}
+	if (attr.hasAttribute("type")) {
+		if (attr.value("type") == "raster")
+			config.scalable = false;
+		else if (attr.value("type") == "vector")
+			config.scalable = true;
+		else {
+			reader.raiseError("Invalid tile type");
+			return;
+		}
+	}
+	if (attr.hasAttribute("pixelRatio")) {
+#ifdef ENABLE_HIDPI
+		qreal ratio = attr.value("pixelRatio").toString().toDouble(&ok);
+		if (!ok || ratio < 0) {
+			reader.raiseError("Invalid tile pixelRatio");
+			return;
+		} else
+			config.tileRatio = ratio;
+#else // ENABLE_HIDPI
+		reader.raiseError("HiDPI maps not supported");
+#endif // ENABLE_HIDPI
+	}
+}
+
 void MapSource::map(QXmlStreamReader &reader, Config &config)
 {
 	const QXmlStreamAttributes &attr = reader.attributes();
@@ -168,16 +206,20 @@ void MapSource::map(QXmlStreamReader &reader, Config &config)
 			  attr.value("password").toString());
 			reader.skipCurrentElement();
 		} else if (reader.name() == "tilePixelRatio") {
+			// Legacy tilePixelRatio tag support
 #ifdef ENABLE_HIDPI
-			bool res;
-			qreal val = reader.readElementText().toDouble(&res);
-			if (!res)
+			bool ok;
+			qreal ratio = reader.readElementText().toDouble(&ok);
+			if (!ok || ratio <= 0)
 				reader.raiseError("Invalid tilePixelRatio");
 			else
-				config.tileRatio = val;
+				config.tileRatio = ratio;
 #else // ENABLE_HIDPI
 			reader.raiseError("HiDPI maps not supported");
 #endif // ENABLE_HIDPI
+		} else if (reader.name() == "tile") {
+			tile(reader, config);
+			reader.skipCurrentElement();
 		} else
 			reader.skipCurrentElement();
 	}
@@ -250,10 +292,12 @@ Map *MapSource::loadMap(const QString &path, QString &errorString)
 			  config.dimensions, config.authorization));
 		case TMS:
 			return new OnlineMap(config.name, config.url, config.zooms,
-			  config.bounds, config.tileRatio, config.authorization, true);
+			  config.bounds, config.tileRatio, config.authorization,
+			  config.tileSize, config.scalable, true);
 		case OSM:
 			return new OnlineMap(config.name, config.url, config.zooms,
-			 config.bounds, config.tileRatio, config.authorization, false);
+			 config.bounds, config.tileRatio, config.authorization,
+			 config.tileSize, config.scalable, false);
 		default:
 			return 0;
 	}

src/map/mapsource.h

@@ -40,6 +40,8 @@ private:
 		QList<KV> dimensions;
 		Authorization authorization;
 		qreal tileRatio;
+		int tileSize;
+		bool scalable;
 
 		Config();
 	};
@@ -47,6 +49,7 @@ private:
 	static RectC bounds(QXmlStreamReader &reader);
 	static Range zooms(QXmlStreamReader &reader);
 	static void map(QXmlStreamReader &reader, Config &config);
+	static void tile(QXmlStreamReader &reader, Config &config);
 };
 
 #endif // MAPSOURCE_H

src/map/mbtilesmap.cpp

@@ -4,22 +4,64 @@
 #include <QFileInfo>
 #include <QPainter>
 #include <QPixmapCache>
+#include <QImageReader>
+#include <QBuffer>
+#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
+#include <QtCore>
+#else // QT_VERSION < 5
+#include <QtConcurrent>
+#endif // QT_VERSION < 5
 #include "common/rectc.h"
+#include "common/config.h"
 #include "osm.h"
-#include "config.h"
 #include "mbtilesmap.h"
 
 
+class MBTile
+{
+public:
+	MBTile(int zoom, int scaledSize, const QPoint &xy, const QByteArray &data,
+	  const QString &key) : _zoom(zoom), _scaledSize(scaledSize), _xy(xy),
+	  _data(data), _key(key) {}
+
+	const QPoint &xy() const {return _xy;}
+	const QString &key() const {return _key;}
+	QPixmap pixmap() const {return QPixmap::fromImage(_image);}
+
+	void load() {
+		QByteArray z(QString::number(_zoom).toLatin1());
+
+		QBuffer buffer(&_data);
+		QImageReader reader(&buffer, z);
+		if (_scaledSize)
+			reader.setScaledSize(QSize(_scaledSize, _scaledSize));
+		reader.read(&_image);
+	}
+
+private:
+	int _zoom;
+	int _scaledSize;
+	QPoint _xy;
+	QByteArray _data;
+	QString _key;
+	QImage _image;
+};
+
 #define META_TYPE(type) static_cast<QMetaType::Type>(type)
 
+static void render(MBTile &tile)
+{
+	tile.load();
+}
+
 static double index2mercator(int index, int zoom)
 {
 	return rad2deg(-M_PI + 2 * M_PI * ((double)index / (1<<zoom)));
 }
 
 MBTilesMap::MBTilesMap(const QString &fileName, QObject *parent)
-  : Map(parent), _fileName(fileName), _deviceRatio(1.0), _tileRatio(1.0),
-  _valid(false)
+  : Map(parent), _fileName(fileName), _mapRatio(1.0), _tileRatio(1.0),
+  _scalable(false), _scaledSize(0), _valid(false)
 {
 	_db = QSqlDatabase::addDatabase("QSQLITE", fileName);
 	_db.setDatabaseName(fileName);
@@ -85,12 +127,26 @@ MBTilesMap::MBTilesMap(const QString &fileName, QObject *parent)
 		QString sql = QString("SELECT tile_data FROM tiles LIMIT 1");
 		QSqlQuery query(sql, _db);
 		query.first();
-		QImage tile = QImage::fromData(query.value(0).toByteArray());
-		if (tile.isNull() || tile.size().width() != tile.size().height()) {
+
+		QByteArray data = query.value(0).toByteArray();
+		QBuffer buffer(&data);
+		QImageReader reader(&buffer);
+		QSize tileSize(reader.size());
+
+		if (!tileSize.isValid() || tileSize.width() != tileSize.height()) {
 			_errorString = "Unsupported/invalid tile images";
 			return;
 		}
-		_tileSize = tile.size().width();
+		_tileSize = tileSize.width();
+	}
+
+	{
+		QSqlQuery query("SELECT value FROM metadata WHERE name = 'format'", _db);
+		if (query.first()) {
+			if (query.value(0).toString() == "pbf")
+				_scalable = true;
+		} else
+			qWarning("%s: missing map name", qPrintable(_fileName));
 	}
 
 	{
@@ -177,14 +233,24 @@ int MBTilesMap::zoomOut()
 	return _zoom;
 }
 
+void MBTilesMap::setDevicePixelRatio(qreal deviceRatio, qreal mapRatio)
+{
+	_mapRatio = mapRatio;
+
+	if (_scalable) {
+		_scaledSize = _tileSize * deviceRatio;
+		_tileRatio = deviceRatio;
+	}
+}
+
 qreal MBTilesMap::coordinatesRatio() const
 {
-	return _deviceRatio > 1.0 ? _deviceRatio / _tileRatio : 1.0;
+	return _mapRatio > 1.0 ? _mapRatio / _tileRatio : 1.0;
 }
 
 qreal MBTilesMap::imageRatio() const
 {
-	return _deviceRatio > 1.0 ? _deviceRatio : _tileRatio;
+	return _mapRatio > 1.0 ? _mapRatio : _tileRatio;
 }
 
 qreal MBTilesMap::tileSize() const
@@ -222,27 +288,55 @@ void MBTilesMap::draw(QPainter *painter, const QRectF &rect, Flags flags)
 
 	QSizeF s(qMin(rect.right() - tl.x(), b.width()),
 	  qMin(rect.bottom() - tl.y(), b.height()));
-	for (int i = 0; i < ceil(s.width() / tileSize()); i++) {
-		for (int j = 0; j < ceil(s.height() / tileSize()); j++) {
+	int width = ceil(s.width() / tileSize());
+	int height = ceil(s.height() / tileSize());
+
+
+	QList<MBTile> tiles;
+
+	for (int i = 0; i < width; i++) {
+		for (int j = 0; j < height; j++) {
 			QPixmap pm;
 			QPoint t(tile.x() + i, tile.y() + j);
 			QString key = _fileName + "-" + QString::number(_zoom) + "_"
 			  + QString::number(t.x()) + "_" + QString::number(t.y());
 
-			if (!QPixmapCache::find(key, &pm))
-				if (pm.loadFromData(tileData(_zoom, t)))
-					QPixmapCache::insert(key, pm);
-
-			QPointF tp(qMax(tl.x(), b.left()) + (t.x() - tile.x()) * tileSize(),
-			  qMax(tl.y(), b.top()) + (t.y() - tile.y()) * tileSize());
-			if (!pm.isNull()) {
-#ifdef ENABLE_HIDPI
-				pm.setDevicePixelRatio(imageRatio());
-#endif // ENABLE_HIDPI
-				painter->drawPixmap(tp, pm);
+			if (QPixmapCache::find(key, pm)) {
+				QPointF tp(qMax(tl.x(), b.left()) + (t.x() - tile.x())
+				  * tileSize(), qMax(tl.y(), b.top()) + (t.y() - tile.y())
+				  * tileSize());
+				drawTile(painter, pm, tp);
+			} else {
+				tiles.append(MBTile(_zoom, _scaledSize, t, tileData(_zoom, t),
+				  key));
 			}
 		}
 	}
+
+	QFuture<void> future = QtConcurrent::map(tiles, render);
+	future.waitForFinished();
+
+	for (int i = 0; i < tiles.size(); i++) {
+		const MBTile &mt = tiles.at(i);
+		QPixmap pm(mt.pixmap());
+		if (pm.isNull())
+			continue;
+
+		QPixmapCache::insert(mt.key(), pm);
+
+		QPointF tp(qMax(tl.x(), b.left()) + (mt.xy().x() - tile.x())
+		  * tileSize(), qMax(tl.y(), b.top()) + (mt.xy().y() - tile.y())
+		  * tileSize());
+		drawTile(painter, pm, tp);
+	}
+}
+
+void MBTilesMap::drawTile(QPainter *painter, QPixmap &pixmap, QPointF &tp)
+{
+#ifdef ENABLE_HIDPI
+	pixmap.setDevicePixelRatio(imageRatio());
+#endif // ENABLE_HIDPI
+	painter->drawPixmap(tp, pixmap);
 }
 
 QPointF MBTilesMap::ll2xy(const Coordinates &c)

src/map/mbtilesmap.h

@@ -29,7 +29,7 @@ public:
 
 	void load();
 	void unload();
-	void setDevicePixelRatio(qreal ratio) {_deviceRatio = ratio;}
+	void setDevicePixelRatio(qreal deviceRatio, qreal mapRatio);
 
 	bool isValid() const {return _valid;}
 	QString errorString() const {return _errorString;}
@@ -40,6 +40,7 @@ private:
 	qreal coordinatesRatio() const;
 	qreal imageRatio() const;
 	QByteArray tileData(int zoom, const QPoint &tile) const;
+	void drawTile(QPainter *painter, QPixmap &pixmap, QPointF &tp);
 
 	QSqlDatabase _db;
 
@@ -48,7 +49,9 @@ private:
 	Range _zooms;
 	int _zoom;
 	int _tileSize;
-	qreal _deviceRatio, _tileRatio;
+	qreal _mapRatio, _tileRatio;
+	bool _scalable;
+	int _scaledSize;
 
 	bool _valid;
 	QString _errorString;

src/map/onlinemap.cpp

@@ -1,22 +1,23 @@
 #include <QtCore>
 #include <QPainter>
+#include <QDir>
 #include "common/rectc.h"
+#include "common/programpaths.h"
 #include "downloader.h"
 #include "osm.h"
-#include "config.h"
 #include "onlinemap.h"
 
 
-#define TILE_SIZE     256
-
 OnlineMap::OnlineMap(const QString &name, const QString &url,
   const Range &zooms, const RectC &bounds, qreal tileRatio,
-  const Authorization &authorization, bool invertY, QObject *parent)
+  const Authorization &authorization, int tileSize, bool scalable, bool invertY,
+  QObject *parent)
 	: Map(parent), _name(name), _zooms(zooms), _bounds(bounds),
-	_zoom(_zooms.max()), _deviceRatio(1.0), _tileRatio(tileRatio),
-	_invertY(invertY)
+	_zoom(_zooms.max()), _mapRatio(1.0), _tileRatio(tileRatio),
+	_tileSize(tileSize), _scalable(scalable), _invertY(invertY), _scaledSize(0)
 {
-	_tileLoader = new TileLoader(TILES_DIR + "/" + _name, this);
+	_tileLoader = new TileLoader(QDir(ProgramPaths::tilesDir()).filePath(_name),
+	  this);
 	_tileLoader->setUrl(url);
 	_tileLoader->setAuthorization(authorization);
 	connect(_tileLoader, SIGNAL(finished()), this, SIGNAL(loaded()));
@@ -45,7 +46,7 @@ int OnlineMap::zoomFit(const QSize &size, const RectC &rect)
 		QRectF tbr(OSM::ll2m(rect.topLeft()), OSM::ll2m(rect.bottomRight()));
 		QPointF sc(tbr.width() / size.width(), tbr.height() / size.height());
 		_zoom = limitZoom(OSM::scale2zoom(qMax(sc.x(), -sc.y())
-		  / coordinatesRatio(), TILE_SIZE));
+		  / coordinatesRatio(), _tileSize));
 	}
 
 	return _zoom;
@@ -53,7 +54,7 @@ int OnlineMap::zoomFit(const QSize &size, const RectC &rect)
 
 qreal OnlineMap::resolution(const QRectF &rect)
 {
-	return OSM::resolution(rect.center(), _zoom, TILE_SIZE);
+	return OSM::resolution(rect.center(), _zoom, _tileSize);
 }
 
 int OnlineMap::zoomIn()
@@ -68,42 +69,50 @@ int OnlineMap::zoomOut()
 	return _zoom;
 }
 
+void OnlineMap::setDevicePixelRatio(qreal deviceRatio, qreal mapRatio)
+{
+	_mapRatio = mapRatio;
+
+	if (_scalable) {
+		_scaledSize = _tileSize * deviceRatio;
+		_tileRatio = deviceRatio;
+	}
+}
+
 qreal OnlineMap::coordinatesRatio() const
 {
-	return _deviceRatio > 1.0 ? _deviceRatio / _tileRatio : 1.0;
+	return _mapRatio > 1.0 ? _mapRatio / _tileRatio : 1.0;
 }
 
 qreal OnlineMap::imageRatio() const
 {
-	return _deviceRatio > 1.0 ? _deviceRatio : _tileRatio;
+	return _mapRatio > 1.0 ? _mapRatio : _tileRatio;
 }
 
 qreal OnlineMap::tileSize() const
 {
-	return (TILE_SIZE / coordinatesRatio());
+	return (_tileSize / coordinatesRatio());
 }
 
 void OnlineMap::draw(QPainter *painter, const QRectF &rect, Flags flags)
 {
-	qreal scale = OSM::zoom2scale(_zoom, TILE_SIZE);
-	QRectF b(bounds());
+	qreal scale = OSM::zoom2scale(_zoom, _tileSize);
 
 	QPoint tile = OSM::mercator2tile(QPointF(rect.topLeft().x() * scale,
 	  -rect.topLeft().y() * scale) * coordinatesRatio(), _zoom);
 	QPointF tl(floor(rect.left() / tileSize())
 	  * tileSize(), floor(rect.top() / tileSize()) * tileSize());
 
-	QSizeF s(qMin(rect.right() - tl.x(), b.width()),
-	  qMin(rect.bottom() - tl.y(), b.height()));
-	int width = qCeil(s.width() / tileSize());
-	int height = qCeil(s.height() / tileSize());
+	QSizeF s(rect.right() - tl.x(), rect.bottom() - tl.y());
+	int width = _zoom ? qCeil(s.width() / tileSize()) : 1;
+	int height = _zoom ? qCeil(s.height() / tileSize()) : 1;
 
 	QVector<Tile> tiles;
 	tiles.reserve(width * height);
 	for (int i = 0; i < width; i++)
 		for (int j = 0; j < height; j++)
 			tiles.append(Tile(QPoint(tile.x() + i, _invertY ? (1<<_zoom)
-			  - (tile.y() + j) - 1 : tile.y() + j), _zoom));
+			  - (tile.y() + j) - 1 : tile.y() + j), _zoom, _scaledSize));
 
 	if (flags & Map::Block)
 		_tileLoader->loadTilesSync(tiles);
@@ -127,14 +136,14 @@ void OnlineMap::draw(QPainter *painter, const QRectF &rect, Flags flags)
 
 QPointF OnlineMap::ll2xy(const Coordinates &c)
 {
-	qreal scale = OSM::zoom2scale(_zoom, TILE_SIZE);
+	qreal scale = OSM::zoom2scale(_zoom, _tileSize);
 	QPointF m = OSM::ll2m(c);
 	return QPointF(m.x() / scale, m.y() / -scale) / coordinatesRatio();
 }
 
 Coordinates OnlineMap::xy2ll(const QPointF &p)
 {
-	qreal scale = OSM::zoom2scale(_zoom, TILE_SIZE);
+	qreal scale = OSM::zoom2scale(_zoom, _tileSize);
 	return OSM::m2ll(QPointF(p.x() * scale, -p.y() * scale)
 	  * coordinatesRatio());
 }

src/map/onlinemap.h

@@ -13,7 +13,7 @@ class OnlineMap : public Map
 public:
 	OnlineMap(const QString &name, const QString &url, const Range &zooms,
 	  const RectC &bounds, qreal tileRatio, const Authorization &authorization,
-	  bool invertY, QObject *parent = 0);
+	  int tileSize, bool scalable, bool invertY, QObject *parent = 0);
 
 	QString name() const {return _name;}
 
@@ -31,7 +31,7 @@ public:
 
 	void draw(QPainter *painter, const QRectF &rect, Flags flags);
 
-	void setDevicePixelRatio(qreal ratio) {_deviceRatio = ratio;}
+	void setDevicePixelRatio(qreal deviceRatio, qreal mapRatio);
 	void clearCache() {_tileLoader->clearCache();}
 
 private:
@@ -45,8 +45,11 @@ private:
 	Range _zooms;
 	RectC _bounds;
 	int _zoom;
-	qreal _deviceRatio, _tileRatio;
+	qreal _mapRatio, _tileRatio;
+	int _tileSize;
+	bool _scalable;
 	bool _invertY;
+	int _scaledSize;
 };
 
 #endif // ONLINEMAP_H

src/map/ozimap.cpp

@@ -7,16 +7,16 @@
 #include <QPixmapCache>
 #include "common/coordinates.h"
 #include "common/rectc.h"
+#include "common/config.h"
 #include "tar.h"
 #include "ozf.h"
 #include "image.h"
 #include "mapfile.h"
-#include "config.h"
 #include "ozimap.h"
 
 
 OziMap::OziMap(const QString &fileName, QObject *parent)
-  : Map(parent), _img(0), _tar(0), _ozf(0), _zoom(0), _ratio(1.0), _valid(false)
+  : Map(parent), _img(0), _tar(0), _ozf(0), _zoom(0), _mapRatio(1.0), _valid(false)
 {
 	QFileInfo fi(fileName);
 	QString suffix = fi.suffix().toLower();
@@ -78,7 +78,7 @@ OziMap::OziMap(const QString &fileName, QObject *parent)
 }
 
 OziMap::OziMap(const QString &fileName, Tar &tar, QObject *parent)
-  : Map(parent), _img(0), _tar(0), _ozf(0), _zoom(0), _ratio(1.0), _valid(false)
+  : Map(parent), _img(0), _tar(0), _ozf(0), _zoom(0), _mapRatio(1.0), _valid(false)
 {
 	QFileInfo fi(fileName);
 	QFileInfo map(fi.absolutePath());
@@ -217,15 +217,15 @@ void OziMap::unload()
 
 void OziMap::drawTiled(QPainter *painter, const QRectF &rect) const
 {
-	QSizeF ts(_tile.size.width() / _ratio, _tile.size.height() / _ratio);
+	QSizeF ts(_tile.size.width() / _mapRatio, _tile.size.height() / _mapRatio);
 	QPointF tl(floor(rect.left() / ts.width()) * ts.width(),
 	  floor(rect.top() / ts.height()) * ts.height());
 
 	QSizeF s(rect.right() - tl.x(), rect.bottom() - tl.y());
 	for (int i = 0; i < ceil(s.width() / ts.width()); i++) {
 		for (int j = 0; j < ceil(s.height() / ts.height()); j++) {
-			int x = round(tl.x() * _ratio + i * _tile.size.width());
-			int y = round(tl.y() * _ratio + j * _tile.size.height());
+			int x = round(tl.x() * _mapRatio + i * _tile.size.width());
+			int y = round(tl.y() * _mapRatio + j * _tile.size.height());
 
 			QString tileName(_tile.path.arg(QString::number(x),
 			  QString::number(y)));
@@ -247,7 +247,7 @@ void OziMap::drawTiled(QPainter *painter, const QRectF &rect) const
 				  _tile.path.arg(QString::number(x), QString::number(y))));
 			else {
 #ifdef ENABLE_HIDPI
-				pixmap.setDevicePixelRatio(_ratio);
+				pixmap.setDevicePixelRatio(_mapRatio);
 #endif // ENABLE_HIDPI
 				QPointF tp(tl.x() + i * ts.width(), tl.y() + j * ts.height());
 				painter->drawPixmap(tp, pixmap);
@@ -258,16 +258,16 @@ void OziMap::drawTiled(QPainter *painter, const QRectF &rect) const
 
 void OziMap::drawOZF(QPainter *painter, const QRectF &rect) const
 {
-	QSizeF ts(_ozf->tileSize().width() / _ratio, _ozf->tileSize().height()
-	  / _ratio);
+	QSizeF ts(_ozf->tileSize().width() / _mapRatio, _ozf->tileSize().height()
+	  / _mapRatio);
 	QPointF tl(floor(rect.left() / ts.width()) * ts.width(),
 	  floor(rect.top() / ts.height()) * ts.height());
 
 	QSizeF s(rect.right() - tl.x(), rect.bottom() - tl.y());
 	for (int i = 0; i < ceil(s.width() / ts.width()); i++) {
 		for (int j = 0; j < ceil(s.height() / ts.height()); j++) {
-			int x = round(tl.x() * _ratio + i * _ozf->tileSize().width());
-			int y = round(tl.y() * _ratio + j * _ozf->tileSize().height());
+			int x = round(tl.x() * _mapRatio + i * _ozf->tileSize().width());
+			int y = round(tl.y() * _mapRatio + j * _ozf->tileSize().height());
 
 			QPixmap pixmap;
 			QString key = _ozf->fileName() + "/" + QString::number(_zoom) + "_"
@@ -282,7 +282,7 @@ void OziMap::drawOZF(QPainter *painter, const QRectF &rect) const
 				qWarning("%s: error loading tile image", qPrintable(key));
 			else {
 #ifdef ENABLE_HIDPI
-				pixmap.setDevicePixelRatio(_ratio);
+				pixmap.setDevicePixelRatio(_mapRatio);
 #endif // ENABLE_HIDPI
 				QPointF tp(tl.x() + i * ts.width(), tl.y() + j * ts.height());
 				painter->drawPixmap(tp, pixmap);
@@ -307,23 +307,23 @@ QPointF OziMap::ll2xy(const Coordinates &c)
 {
 	QPointF p(_transform.proj2img(_projection.ll2xy(c)));
 	return _ozf
-	  ? QPointF(p.x() * _scale.x(), p.y() * _scale.y()) / _ratio
-	  : p / _ratio;
+	  ? QPointF(p.x() * _scale.x(), p.y() * _scale.y()) / _mapRatio
+	  : p / _mapRatio;
 }
 
 Coordinates OziMap::xy2ll(const QPointF &p)
 {
 	return _ozf
 	  ? _projection.xy2ll(_transform.img2proj(QPointF(p.x() / _scale.x(),
-		p.y() / _scale.y()) * _ratio))
-	  : _projection.xy2ll(_transform.img2proj(p * _ratio));
+		p.y() / _scale.y()) * _mapRatio))
+	  : _projection.xy2ll(_transform.img2proj(p * _mapRatio));
 }
 
 QRectF OziMap::bounds()
 {
 	return _ozf
-	  ? QRectF(QPointF(0, 0), _ozf->size(_zoom) / _ratio)
-	  : QRectF(QPointF(0, 0), _map.size / _ratio);
+	  ? QRectF(QPointF(0, 0), _ozf->size(_zoom) / _mapRatio)
+	  : QRectF(QPointF(0, 0), _map.size / _mapRatio);
 }
 
 int OziMap::zoomFit(const QSize &size, const RectC &rect)
@@ -371,9 +371,11 @@ void OziMap::rescale(int zoom)
 	_scale = _ozf->scale(zoom);
 }
 
-void OziMap::setDevicePixelRatio(qreal ratio)
+void OziMap::setDevicePixelRatio(qreal deviceRatio, qreal mapRatio)
 {
-	_ratio = ratio;
+	Q_UNUSED(deviceRatio);
+
+	_mapRatio = mapRatio;
 	if (_img)
-		_img->setDevicePixelRatio(_ratio);
+		_img->setDevicePixelRatio(_mapRatio);
 }

src/map/ozimap.h

@@ -33,7 +33,7 @@ public:
 
 	void draw(QPainter *painter, const QRectF &rect, Flags flags);
 
-	void setDevicePixelRatio(qreal ratio);
+	void setDevicePixelRatio(qreal deviceRatio, qreal mapRatio);
 	void load();
 	void unload();
 
@@ -43,9 +43,9 @@ public:
 	PointD ll2pp(const Coordinates &c) const
 	  {return _projection.ll2xy(c);}
 	PointD xy2pp(const QPointF &p) const
-	  {return _transform.img2proj(p * _ratio);}
+	  {return _transform.img2proj(p * _mapRatio);}
 	QPointF pp2xy(const PointD &p) const
-	  {return _transform.proj2img(p) / _ratio;}
+	  {return _transform.proj2img(p) / _mapRatio;}
 
 private:
 	struct ImageInfo {
@@ -73,7 +73,7 @@ private:
 	ImageInfo _map, _tile;
 	int _zoom;
 	QPointF _scale;
-	qreal _ratio;
+	qreal _mapRatio;
 
 	bool _valid;
 	QString _errorString;

src/map/tile.h

@@ -11,17 +11,20 @@ class Tile
 {
 public:
 	Tile() {}
-	Tile(const QPoint &xy, const QVariant &zoom, const RectD &bbox = RectD())
-		{_xy = xy; _zoom = zoom; _bbox = bbox;}
+	Tile(const QPoint &xy, const QVariant &zoom, int scaledSize = 0,
+	  const RectD &bbox = RectD()) : _xy(xy), _zoom(zoom),
+	  _scaledSize(scaledSize), _bbox(bbox) {}
 
 	const QVariant &zoom() const {return _zoom;}
 	const QPoint &xy() const {return _xy;}
 	const RectD &bbox() const {return _bbox;}
+	int scaledSize() const {return _scaledSize;}
 	QPixmap& pixmap() {return _pixmap;}
 
 private:
-	QVariant _zoom;
 	QPoint _xy;
+	QVariant _zoom;
+	int _scaledSize;
 	RectD _bbox;
 	QPixmap _pixmap;
 };

src/map/tileloader.cpp

@@ -1,17 +1,48 @@
 #include <QDir>
 #include <QFileInfo>
 #include <QEventLoop>
+#include <QPixmapCache>
+#include <QImageReader>
+#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
+#include <QtCore>
+#else // QT_VERSION < 5
+#include <QtConcurrent>
+#endif // QT_VERSION < 5
 #include "tileloader.h"
 
 
-static bool loadTileFile(Tile &tile, const QString &file)
+class TileImage
 {
-	if (!tile.pixmap().load(file)) {
-		qWarning("%s: error loading tile file", qPrintable(file));
-		return false;
+public:
+	TileImage() : _tile(0) {}
+	TileImage(const QString &file, Tile *tile)
+	  : _file(file), _tile(tile) {}
+
+	void createPixmap()
+	{
+		_tile->pixmap().convertFromImage(_image);
+	}
+	void load()
+	{
+		QByteArray z(_tile->zoom().toString().toLatin1());
+		QImageReader reader(_file, z);
+		if (_tile->scaledSize())
+			reader.setScaledSize(QSize(_tile->scaledSize(), _tile->scaledSize()));
+		reader.read(&_image);
 	}
 
-	return true;
+	const QString &file() const {return _file;}
+	Tile *tile() {return _tile;}
+
+private:
+	QString _file;
+	Tile *_tile;
+	QImage _image;
+};
+
+static void render(TileImage &ti)
+{
+	ti.load();
 }
 
 TileLoader::TileLoader(const QString &dir, QObject *parent)
@@ -27,18 +58,23 @@ TileLoader::TileLoader(const QString &dir, QObject *parent)
 void TileLoader::loadTilesAsync(QVector<Tile> &list)
 {
 	QList<Download> dl;
+	QList<TileImage> imgs;
 
 	for (int i = 0; i < list.size(); i++) {
 		Tile &t = list[i];
 		QString file(tileFile(t));
+
+		if (QPixmapCache::find(file, t.pixmap()))
+			continue;
+
 		QFileInfo fi(file);
 
 		if (fi.exists())
-			loadTileFile(t, file);
+			imgs.append(TileImage(file, &t));
 		else {
 			QUrl url(tileUrl(t));
 			if (url.isLocalFile())
-				loadTileFile(t, url.toLocalFile());
+				imgs.append(TileImage(url.toLocalFile(), &t));
 			else
 				dl.append(Download(url, file));
 		}
@@ -46,45 +82,64 @@ void TileLoader::loadTilesAsync(QVector<Tile> &list)
 
 	if (!dl.empty())
 		_downloader->get(dl, _authorization);
+
+	QFuture<void> future = QtConcurrent::map(imgs, render);
+	future.waitForFinished();
+
+	for (int i = 0; i < imgs.size(); i++) {
+		TileImage &ti = imgs[i];
+		ti.createPixmap();
+		QPixmapCache::insert(ti.file(), ti.tile()->pixmap());
+	}
 }
 
 void TileLoader::loadTilesSync(QVector<Tile> &list)
 {
 	QList<Download> dl;
+	QList<Tile *> tl;
+	QList<TileImage> imgs;
 
 	for (int i = 0; i < list.size(); i++) {
 		Tile &t = list[i];
 		QString file(tileFile(t));
+
+		if (QPixmapCache::find(file, t.pixmap()))
+			continue;
+
 		QFileInfo fi(file);
 
 		if (fi.exists())
-			loadTileFile(t, file);
+			imgs.append(TileImage(file, &t));
 		else {
 			QUrl url(tileUrl(t));
 			if (url.isLocalFile())
-				loadTileFile(t, url.toLocalFile());
-			else
+				imgs.append(TileImage(url.toLocalFile(), &t));
+			else {
 				dl.append(Download(url, file));
+				tl.append(&t);
+			}
 		}
 	}
 
-	if (dl.empty())
-		return;
+	if (!dl.empty()) {
+		QEventLoop wait;
+		QObject::connect(_downloader, SIGNAL(finished()), &wait, SLOT(quit()));
+		if (_downloader->get(dl, _authorization))
+			wait.exec();
 
-	QEventLoop wait;
-	QObject::connect(_downloader, SIGNAL(finished()), &wait, SLOT(quit()));
-	if (_downloader->get(dl, _authorization))
-		wait.exec();
-
-	for (int i = 0; i < list.size(); i++) {
-		Tile &t = list[i];
-
-		if (t.pixmap().isNull()) {
-			QString file = tileFile(t);
+		for (int i = 0; i < tl.size(); i++) {
+			Tile *t = tl[i];
+			QString file = tileFile(*t);
 			if (QFileInfo(file).exists())
-				loadTileFile(t, file);
+				imgs.append(TileImage(file, t));
 		}
 	}
+
+	QFuture<void> future = QtConcurrent::map(imgs, render);
+	future.waitForFinished();
+
+	for (int i = 0; i < imgs.size(); i++)
+		imgs[i].createPixmap();
 }
 
 void TileLoader::clearCache()

src/map/wmsmap.cpp

@@ -3,7 +3,7 @@
 #include <QPainter>
 #include "common/wgs84.h"
 #include "common/rectc.h"
-#include "config.h"
+#include "common/programpaths.h"
 #include "downloader.h"
 #include "tileloader.h"
 #include "wmsmap.h"
@@ -42,7 +42,7 @@ QString WMSMap::tileUrl(const QString &version) const
 
 QString WMSMap::tilesDir() const
 {
-	return QString(TILES_DIR + "/" + _name);
+	return QString(QDir(ProgramPaths::tilesDir()).filePath(_name));
 }
 
 void WMSMap::computeZooms(const RangeF &scaleDenominator)
@@ -104,7 +104,7 @@ bool WMSMap::loadWMS()
 
 WMSMap::WMSMap(const QString &name, const WMS::Setup &setup, QObject *parent)
   : Map(parent), _name(name), _setup(setup), _tileLoader(0), _zoom(0),
-  _ratio(1.0), _valid(false)
+  _mapRatio(1.0), _valid(false)
 {
 	_tileLoader = new TileLoader(tilesDir(), this);
 	_tileLoader->setAuthorization(_setup.authorization());
@@ -124,8 +124,8 @@ void WMSMap::clearCache()
 
 QRectF WMSMap::bounds()
 {
-	return QRectF(_transform.proj2img(_bbox.topLeft()) / _ratio,
-	  _transform.proj2img(_bbox.bottomRight()) / _ratio);
+	return QRectF(_transform.proj2img(_bbox.topLeft()) / _mapRatio,
+	  _transform.proj2img(_bbox.bottomRight()) / _mapRatio);
 }
 
 int WMSMap::zoomFit(const QSize &size, const RectC &rect)
@@ -141,7 +141,7 @@ int WMSMap::zoomFit(const QSize &size, const RectC &rect)
 
 		_zoom = 0;
 		for (int i = 0; i < _zooms.size(); i++) {
-			if (sd2res(_zooms.at(i)) < resolution / _ratio)
+			if (sd2res(_zooms.at(i)) < resolution / _mapRatio)
 				break;
 			_zoom = i;
 		}
@@ -174,17 +174,17 @@ int WMSMap::zoomOut()
 
 QPointF WMSMap::ll2xy(const Coordinates &c)
 {
-	return _transform.proj2img(_projection.ll2xy(c)) / _ratio;
+	return _transform.proj2img(_projection.ll2xy(c)) / _mapRatio;
 }
 
 Coordinates WMSMap::xy2ll(const QPointF &p)
 {
-	return _projection.xy2ll(_transform.img2proj(p * _ratio));
+	return _projection.xy2ll(_transform.img2proj(p * _mapRatio));
 }
 
 qreal WMSMap::tileSize() const
 {
-	return (TILE_SIZE / _ratio);
+	return (TILE_SIZE / _mapRatio);
 }
 
 void WMSMap::draw(QPainter *painter, const QRectF &rect, Flags flags)
@@ -206,7 +206,7 @@ void WMSMap::draw(QPainter *painter, const QRectF &rect, Flags flags)
 			  ? RectD(PointD(tbr.y(), tbr.x()), PointD(ttl.y(), ttl.x()))
 			  : RectD(ttl, tbr);
 
-			tiles.append(Tile(QPoint(i, j), _zoom, bbox));
+			tiles.append(Tile(QPoint(i, j), _zoom, 0, bbox));
 		}
 	}
 
@@ -220,7 +220,7 @@ void WMSMap::draw(QPainter *painter, const QRectF &rect, Flags flags)
 		QPointF tp(t.xy().x() * tileSize(), t.xy().y() * tileSize());
 		if (!t.pixmap().isNull()) {
 #ifdef ENABLE_HIDPI
-			t.pixmap().setDevicePixelRatio(_ratio);
+			t.pixmap().setDevicePixelRatio(_mapRatio);
 #endif // ENABLE_HIDPI
 			painter->drawPixmap(tp, t.pixmap());
 		}

src/map/wmsmap.h

@@ -31,7 +31,8 @@ public:
 
 	void draw(QPainter *painter, const QRectF &rect, Flags flags);
 
-	void setDevicePixelRatio(qreal ratio) {_ratio = ratio;}
+	void setDevicePixelRatio(qreal /*deviceRatio*/, qreal mapRatio)
+	  {_mapRatio = mapRatio;}
 	void clearCache();
 
 	bool isValid() const {return _valid;}
@@ -56,7 +57,7 @@ private:
 	QVector<double> _zooms;
 	RectD _bbox;
 	int _zoom;
-	qreal _ratio;
+	qreal _mapRatio;
 
 	bool _valid;
 	QString _errorString;

src/map/wmts.cpp

@@ -12,6 +12,12 @@
 #include "wmts.h"
 
 
+static void skipParentElement(QXmlStreamReader &reader)
+{
+	while (reader.readNextStartElement())
+		reader.skipCurrentElement();
+}
+
 WMTS::TileMatrix WMTS::tileMatrix(QXmlStreamReader &reader)
 {
 	TileMatrix matrix;
@@ -45,24 +51,19 @@ WMTS::TileMatrix WMTS::tileMatrix(QXmlStreamReader &reader)
 
 void WMTS::tileMatrixSet(QXmlStreamReader &reader, CTX &ctx)
 {
-	QString id, crs;
-	QSet<TileMatrix> matrixes;
-
 	while (reader.readNextStartElement()) {
-		if (reader.name() == "Identifier")
-			id = reader.readElementText();
-		else if (reader.name() == "SupportedCRS")
-			crs = reader.readElementText();
+		if (reader.name() == "Identifier") {
+			if (reader.readElementText() != ctx.setup.set()) {
+				skipParentElement(reader);
+				return;
+			}
+		} else if (reader.name() == "SupportedCRS")
+			ctx.crs = reader.readElementText();
 		else if (reader.name() == "TileMatrix")
-			matrixes.insert(tileMatrix(reader));
+			ctx.matrixes.insert(tileMatrix(reader));
 		else
 			reader.skipCurrentElement();
 	}
-
-	if (id == ctx.setup.set()) {
-		ctx.crs = crs;
-		_matrixes = matrixes;
-	}
 }
 
 WMTS::MatrixLimits WMTS::tileMatrixLimits(QXmlStreamReader &reader)
@@ -106,22 +107,19 @@ QSet<WMTS::MatrixLimits> WMTS::tileMatrixSetLimits(QXmlStreamReader &reader)
 
 void WMTS::tileMatrixSetLink(QXmlStreamReader &reader, CTX &ctx)
 {
-	QString id;
-	QSet<MatrixLimits> limits;
-
 	while (reader.readNextStartElement()) {
-		if (reader.name() == "TileMatrixSet")
-			id = reader.readElementText();
-		else if (reader.name() == "TileMatrixSetLimits")
-			limits = tileMatrixSetLimits(reader);
+		if (reader.name() == "TileMatrixSet") {
+			if (reader.readElementText() == ctx.setup.set())
+				ctx.hasSet = true;
+			else {
+				skipParentElement(reader);
+				return;
+			}
+		} else if (reader.name() == "TileMatrixSetLimits")
+			ctx.limits = tileMatrixSetLimits(reader);
 		else
 			reader.skipCurrentElement();
 	}
-
-	if (id == ctx.setup.set()) {
-		ctx.hasSet = true;
-		_limits = limits;
-	}
 }
 
 RectC WMTS::wgs84BoundingBox(QXmlStreamReader &reader)
@@ -158,40 +156,37 @@ QString WMTS::style(QXmlStreamReader &reader)
 
 void WMTS::layer(QXmlStreamReader &reader, CTX &ctx)
 {
-	QString id, tpl;
-	RectC bounds;
-	QStringList formats, styles;
-
 	while (reader.readNextStartElement()) {
-		if (reader.name() == "Identifier")
-			id = reader.readElementText();
-		else if (reader.name() == "TileMatrixSetLink")
+		if (reader.name() == "Identifier") {
+			if (reader.readElementText() == ctx.setup.layer())
+				ctx.hasLayer = true;
+			else {
+				skipParentElement(reader);
+				return;
+			}
+		} else if (reader.name() == "TileMatrixSetLink")
 			tileMatrixSetLink(reader, ctx);
 		else if (reader.name() == "WGS84BoundingBox")
-			bounds = wgs84BoundingBox(reader);
+			_bounds = wgs84BoundingBox(reader);
 		else if (reader.name() == "ResourceURL") {
 			const QXmlStreamAttributes &attr = reader.attributes();
-			if (attr.value("resourceType") == "tile")
-				tpl = attr.value("template").toString();
+			if (attr.value("resourceType") == "tile" && ctx.setup.rest())
+				_tileUrl = attr.value("template").toString();
 			reader.skipCurrentElement();
-		} else if (reader.name() == "Style")
-			styles.append(style(reader));
-		else if (reader.name() == "Format")
-			formats.append(reader.readElementText());
-		else
+		} else if (reader.name() == "Style") {
+			const QXmlStreamAttributes &attr = reader.attributes();
+			bool isDefault = (attr.value("isDefault") == "true");
+			QString s = style(reader);
+			if (isDefault)
+				ctx.defaultStyle = s;
+			if (!s.isEmpty() && s == ctx.setup.style())
+				ctx.hasStyle = true;
+		} else if (reader.name() == "Format") {
+			if (reader.readElementText() == ctx.setup.format())
+				ctx.hasFormat = true;
+		} else
 			reader.skipCurrentElement();
 	}
-
-	if (id == ctx.setup.layer()) {
-		ctx.hasLayer = true;
-		_bounds = bounds;
-		if (ctx.setup.rest())
-			_tileUrl = tpl;
-		if (styles.contains(ctx.setup.style()) || ctx.setup.style().isEmpty())
-			ctx.hasStyle = true;
-		if (formats.contains(ctx.setup.format()))
-			ctx.hasFormat = true;
-	}
 }
 
 void WMTS::contents(QXmlStreamReader &reader, CTX &ctx)
@@ -216,10 +211,24 @@ void WMTS::capabilities(QXmlStreamReader &reader, CTX &ctx)
 	}
 }
 
-bool WMTS::parseCapabilities(const QString &path, const Setup &setup)
+void WMTS::createZooms(const CTX &ctx)
+{
+	for (QSet<TileMatrix>::const_iterator mi = ctx.matrixes.constBegin();
+	  mi != ctx.matrixes.constEnd(); ++mi) {
+		QSet<MatrixLimits>::const_iterator li = ctx.limits.find(
+		  MatrixLimits(mi->id));
+		if (!ctx.limits.isEmpty() && li == ctx.limits.constEnd())
+			continue;
+		_zooms.append(Zoom(mi->id, mi->scaleDenominator, mi->topLeft, mi->tile,
+		  mi->matrix, li == ctx.limits.constEnd() ? QRect() : li->rect));
+	}
+
+	qSort(_zooms);
+}
+
+bool WMTS::parseCapabilities(const QString &path, CTX &ctx)
 {
 	QFile file(path);
-	CTX ctx(setup);
 	QXmlStreamReader reader;
 
 	if (!file.open(QFile::ReadOnly | QFile::Text)) {
@@ -244,10 +253,14 @@ bool WMTS::parseCapabilities(const QString &path, const Setup &setup)
 		_errorString = ctx.setup.layer() + ": layer not provided";
 		return false;
 	}
-	if (!ctx.hasStyle) {
+	if (!ctx.hasStyle && !ctx.setup.style().isEmpty()) {
 		_errorString = ctx.setup.style() + ": style not provided";
 		return false;
 	}
+	if (ctx.setup.style().isEmpty() && ctx.defaultStyle.isEmpty()) {
+		_errorString = "Default style not provided";
+		return false;
+	}
 	if (!ctx.setup.rest() && !ctx.hasFormat) {
 		_errorString = ctx.setup.format() + ": format not provided";
 		return false;
@@ -265,7 +278,8 @@ bool WMTS::parseCapabilities(const QString &path, const Setup &setup)
 		_errorString = ctx.crs + ": unknown CRS";
 		return false;
 	}
-	if (_matrixes.isEmpty()) {
+	createZooms(ctx);
+	if (_zooms.isEmpty()) {
 		_errorString = "No usable tile matrix found";
 		return false;
 	}
@@ -307,10 +321,12 @@ WMTS::WMTS(const QString &file, const WMTS::Setup &setup) : _valid(false)
 	if (!url.isLocalFile() && !QFileInfo(file).exists())
 		if (!downloadCapabilities(url.toString(), file, setup.authorization()))
 			return;
-	if (!parseCapabilities(url.isLocalFile() ? url.toLocalFile() : file, setup))
+
+	CTX ctx(setup);
+	if (!parseCapabilities(url.isLocalFile() ? url.toLocalFile() : file, ctx))
 		return;
 
-	QString style = setup.style().isEmpty() ? "default" : setup.style();
+	QString style = setup.style().isEmpty() ? ctx.defaultStyle : setup.style();
 	if (!setup.rest()) {
 		_tileUrl = QString("%1%2service=WMTS&Version=1.0.0&request=GetTile"
 		  "&Format=%3&Layer=%4&Style=%5&TileMatrixSet=%6&TileMatrix=$z"
@@ -337,26 +353,6 @@ WMTS::WMTS(const QString &file, const WMTS::Setup &setup) : _valid(false)
 	_valid = true;
 }
 
-QList<WMTS::Zoom> WMTS::zooms() const
-{
-	QList<Zoom> zooms;
-	QSet<TileMatrix>::const_iterator mi;
-	QSet<MatrixLimits>::const_iterator li;
-
-	for (mi = _matrixes.constBegin(); mi != _matrixes.constEnd(); ++mi) {
-		if ((li = _limits.find(MatrixLimits(mi->id))) == _limits.constEnd())
-			zooms.append(Zoom(mi->id, mi->scaleDenominator, mi->topLeft,
-			  mi->tile, mi->matrix, QRect()));
-		else
-			zooms.append(Zoom(mi->id, mi->scaleDenominator, mi->topLeft,
-			  mi->tile, mi->matrix, li->rect));
-	}
-
-	qSort(zooms);
-
-	return zooms;
-}
-
 #ifndef QT_NO_DEBUG
 QDebug operator<<(QDebug dbg, const WMTS::Setup &setup)
 {

src/map/wmts.h

@@ -80,7 +80,7 @@ public:
 	WMTS(const QString &path, const Setup &setup);
 
 	const RectC &bounds() const {return _bounds;}
-	QList<Zoom> zooms() const;
+	const QList<Zoom> &zooms() const {return _zooms;}
 	const Projection &projection() const {return _projection;}
 	const QString &tileUrl() const {return _tileUrl;}
 
@@ -117,7 +117,10 @@ private:
 
 	struct CTX {
 		const Setup &setup;
+		QSet<TileMatrix> matrixes;
+		QSet<MatrixLimits> limits;
 		QString crs;
+		QString defaultStyle;
 		bool hasLayer;
 		bool hasStyle;
 		bool hasFormat;
@@ -137,12 +140,12 @@ private:
 	void layer(QXmlStreamReader &reader, CTX &ctx);
 	void contents(QXmlStreamReader &reader, CTX &ctx);
 	void capabilities(QXmlStreamReader &reader, CTX &ctx);
-	bool parseCapabilities(const QString &path, const Setup &setup);
+	bool parseCapabilities(const QString &path, CTX &ctx);
 	bool downloadCapabilities(const QString &url, const QString &file,
 	  const Authorization &authorization);
+	void createZooms(const CTX &ctx);
 
-	QSet<TileMatrix> _matrixes;
-	QSet<MatrixLimits> _limits;
+	QList<Zoom> _zooms;
 	RectC _bounds;
 	Projection _projection;
 	QString _tileUrl;

src/map/wmtsmap.cpp

@@ -1,8 +1,9 @@
 #include <QtCore>
 #include <QPainter>
+#include <QDir>
 #include "common/rectc.h"
 #include "common/wgs84.h"
-#include "config.h"
+#include "common/programpaths.h"
 #include "transform.h"
 #include "tileloader.h"
 #include "wmts.h"
@@ -38,7 +39,7 @@ bool WMTSMap::loadWMTS()
 
 WMTSMap::WMTSMap(const QString &name, const WMTS::Setup &setup, qreal tileRatio,
   QObject *parent) : Map(parent), _name(name), _setup(setup), _tileLoader(0),
-  _zoom(0), _deviceRatio(1.0), _tileRatio(tileRatio), _valid(false)
+  _zoom(0), _mapRatio(1.0), _tileRatio(tileRatio), _valid(false)
 {
 	_tileLoader = new TileLoader(tilesDir(), this);
 	_tileLoader->setAuthorization(_setup.authorization());
@@ -58,7 +59,7 @@ void WMTSMap::clearCache()
 
 QString WMTSMap::tilesDir() const
 {
-	return QString(TILES_DIR + "/" + _name);
+	return QString(QDir(ProgramPaths::tilesDir()).filePath(_name));
 }
 
 double WMTSMap::sd2res(double scaleDenominator) const
@@ -150,12 +151,12 @@ int WMTSMap::zoomOut()
 
 qreal WMTSMap::coordinatesRatio() const
 {
-	return _deviceRatio > 1.0 ? _deviceRatio / _tileRatio : 1.0;
+	return _mapRatio > 1.0 ? _mapRatio / _tileRatio : 1.0;
 }
 
 qreal WMTSMap::imageRatio() const
 {
-	return _deviceRatio > 1.0 ? _deviceRatio : _tileRatio;
+	return _mapRatio > 1.0 ? _mapRatio : _tileRatio;
 }
 
 QSizeF WMTSMap::tileSize(const WMTS::Zoom &zoom) const

src/map/wmtsmap.h

@@ -31,7 +31,8 @@ public:
 
 	void draw(QPainter *painter, const QRectF &rect, Flags flags);
 
-	void setDevicePixelRatio(qreal ratio) {_deviceRatio = ratio;}
+	void setDevicePixelRatio(qreal /*deviceRatio*/, qreal mapRatio)
+	  {_mapRatio = mapRatio;}
 	void clearCache();
 
 	bool isValid() const {return _valid;}
@@ -55,7 +56,7 @@ private:
 	Transform _transform;
 	CoordinateSystem _cs;
 	int _zoom;
-	qreal _deviceRatio, _tileRatio;
+	qreal _mapRatio, _tileRatio;
 
 	bool _valid;
 	QString _errorString;