Added support for Geographic 2D projections (coordinate systems) in vector maps

src/GUI/graphview.h

@@ -27,7 +27,7 @@ public:
 	~GraphView();
 
 	bool isEmpty() const {return _graphs.isEmpty();}
-	const QList<KV> &info() const {return _info->info();}
+	const QList<KV<QString, QString> > &info() const {return _info->info();}
 	void clear();
 
 	void plot(QPainter *painter, const QRectF &target, qreal scale);

src/GUI/gui.cpp

@@ -1066,7 +1066,7 @@ void GUI::statistics()
 
 		text.append("<tr><th colspan=\"2\">" + tab->label() + "</th></tr>");
 		for (int j = 0; j < tab->info().size(); j++) {
-			const KV &kv = tab->info().at(j);
+			const KV<QString, QString> &kv = tab->info().at(j);
 			text.append("<tr><td>" + kv.key() + ":</td><td>" + kv.value()
 			  + "</td></tr>");
 		}

src/GUI/infoitem.cpp

@@ -16,7 +16,7 @@ void InfoItem::updateBoundingRect()
 	QFontMetrics fm(_font);
 	qreal width = 0;
 
-	for (QList<KV>::const_iterator i = _list.constBegin();
+	for (QList<KV<QString, QString> >::const_iterator i = _list.constBegin();
 	  i != _list.constEnd(); i++) {
 		width += fm.width(i->key() + ": ");
 		width += fm.width(i->value()) + ((i == _list.constEnd() - 1)
@@ -37,7 +37,7 @@ void InfoItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 	painter->setFont(_font);
 	painter->setRenderHint(QPainter::Antialiasing, false);
 
-	for (QList<KV>::const_iterator i = _list.constBegin();
+	for (QList<KV<QString, QString> >::const_iterator i = _list.constBegin();
 	  i != _list.constEnd(); i++) {
 		painter->drawText(width, fm.height() - fm.descent(), i->key() + ": ");
 		width += fm.width(i->key() + ": ");
@@ -61,7 +61,7 @@ void InfoItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 
 void InfoItem::insert(const QString &key, const QString &value)
 {
-	KV kv(key, value);
+	KV<QString, QString> kv(key, value);
 	int i;
 
 	prepareGeometryChange();

src/GUI/infoitem.h

@@ -14,7 +14,7 @@ public:
 	void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 	  QWidget *widget);
 
-	const QList<KV> &info() const {return _list;}
+	const QList<KV<QString, QString> > &info() const {return _list;}
 
 	void insert(const QString &key, const QString &value);
 	void clear();
@@ -23,7 +23,7 @@ public:
 private:
 	void updateBoundingRect();
 
-	QList<KV> _list;
+	QList<KV<QString, QString> > _list;
 	QRectF _boundingRect;
 	QFont _font;
 };

src/GUI/mapview.cpp

@@ -255,17 +255,18 @@ QPointF MapView::contentCenter() const
 
 void MapView::updatePOIVisibility()
 {
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it, jt;
-
 	if (!_showPOI)
 		return;
 
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+	for (POIHash::const_iterator it = _pois.constBegin();
+	  it != _pois.constEnd(); it++)
 		it.value()->show();
 
 	if (!_overlapPOIs) {
-		for (it = _pois.constBegin(); it != _pois.constEnd(); it++) {
-			for (jt = _pois.constBegin(); jt != _pois.constEnd(); jt++) {
+		for (POIHash::const_iterator it = _pois.constBegin();
+		  it != _pois.constEnd(); it++) {
+			for (POIHash::const_iterator jt = _pois.constBegin();
+			  jt != _pois.constEnd(); jt++) {
 				if (it.value()->isVisible() && jt.value()->isVisible()
 				  && it != jt && it.value()->collidesWithItem(jt.value()))
 					jt.value()->hide();
@@ -288,8 +289,8 @@ void MapView::rescale()
 	for (int i = 0; i < _waypoints.size(); i++)
 		_waypoints.at(i)->setMap(_map);
 
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+	for (POIHash::const_iterator it = _pois.constBegin();
+	  it != _pois.constEnd(); it++)
 		it.value()->setMap(_map);
 
 	updatePOIVisibility();
@@ -339,8 +340,8 @@ void MapView::setMap(Map *map)
 	for (int i = 0; i < _waypoints.size(); i++)
 		_waypoints.at(i)->setMap(map);
 
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+	for (POIHash::const_iterator it = _pois.constBegin();
+	  it != _pois.constEnd(); it++)
 		it.value()->setMap(_map);
 	updatePOIVisibility();
 
@@ -364,12 +365,10 @@ void MapView::setPOI(POI *poi)
 
 void MapView::updatePOI()
 {
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
-
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++) {
+	for (POIHash::const_iterator it = _pois.constBegin();
+	  it != _pois.constEnd(); it++)
 		_scene->removeItem(it.value());
-		delete it.value();
-	}
+	qDeleteAll(_pois);
 	_pois.clear();
 
 	if (_showTracks)
@@ -426,8 +425,8 @@ void MapView::setUnits(Units units)
 	for (int i = 0; i < _waypoints.size(); i++)
 		_waypoints.at(i)->setToolTipFormat(_units, _coordinatesFormat);
 
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+	for (POIHash::const_iterator it = _pois.constBegin();
+	  it != _pois.constEnd(); it++)
 		it.value()->setToolTipFormat(_units, _coordinatesFormat);
 }
 
@@ -445,8 +444,8 @@ void MapView::setCoordinatesFormat(CoordinatesFormat format)
 	for (int i = 0; i < _routes.count(); i++)
 		_routes[i]->setCoordinatesFormat(_coordinatesFormat);
 
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+	for (POIHash::const_iterator it = _pois.constBegin();
+	  it != _pois.constEnd(); it++)
 		it.value()->setToolTipFormat(_units, _coordinatesFormat);
 }
 
@@ -461,8 +460,6 @@ void MapView::clearMapCache()
 
 void MapView::digitalZoom(int zoom)
 {
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
-
 	if (zoom) {
 		_digitalZoom += zoom;
 		scale(pow(2, zoom), pow(2, zoom));
@@ -479,7 +476,8 @@ void MapView::digitalZoom(int zoom)
 		_areas.at(i)->setDigitalZoom(_digitalZoom);
 	for (int i = 0; i < _waypoints.size(); i++)
 		_waypoints.at(i)->setDigitalZoom(_digitalZoom);
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+	for (POIHash::const_iterator it = _pois.constBegin();
+	  it != _pois.constEnd(); it++)
 		it.value()->setDigitalZoom(_digitalZoom);
 
 	_mapScale->setDigitalZoom(_digitalZoom);
@@ -747,8 +745,8 @@ void MapView::showPOI(bool show)
 {
 	_showPOI = show;
 
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+	for (POIHash::const_iterator it = _pois.constBegin();
+	  it != _pois.constEnd(); it++)
 		it.value()->setVisible(show);
 
 	updatePOIVisibility();
@@ -758,8 +756,8 @@ void MapView::showPOILabels(bool show)
 {
 	_showPOILabels = show;
 
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+	for (POIHash::const_iterator it = _pois.constBegin();
+	  it != _pois.constEnd(); it++)
 		it.value()->showLabel(show);
 
 	updatePOIVisibility();
@@ -852,21 +850,19 @@ void MapView::setWaypointColor(const QColor &color)
 
 void MapView::setPOISize(int size)
 {
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
-
 	_poiSize = size;
 
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+	for (POIHash::const_iterator 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++)
+	for (POIHash::const_iterator it = _pois.constBegin();
+	  it != _pois.constEnd(); it++)
 		it.value()->setColor(color);
 }
 
@@ -1003,8 +999,8 @@ void MapView::setDevicePixelRatio(qreal deviceRatio, qreal mapRatio)
 	for (int i = 0; i < _waypoints.size(); i++)
 		_waypoints.at(i)->setMap(_map);
 
-	QHash<SearchPointer<Waypoint>, WaypointItem*>::const_iterator it;
-	for (it = _pois.constBegin(); it != _pois.constEnd(); it++)
+	for (POIHash::const_iterator it = _pois.constBegin();
+	  it != _pois.constEnd(); it++)
 		it.value()->setMap(_map);
 	updatePOIVisibility();
 
@@ -1021,13 +1017,19 @@ void MapView::setDevicePixelRatio(qreal deviceRatio, qreal mapRatio)
 
 void MapView::setProjection(int id)
 {
-	Projection projection(PCS::pcs(id));
-	if (!projection.isValid())
-		return;
-
-	_projection = projection;
-
 	Coordinates center = _map->xy2ll(mapToScene(viewport()->rect().center()));
+
+	const PCS *pcs = PCS::pcs(id);
+	if (pcs)
+		_projection = Projection(pcs);
+	else {
+		const GCS *gcs = GCS::gcs(id);
+		if (gcs)
+			_projection = Projection(gcs);
+		else
+			qWarning("%d: Unknown PCS/GCS id", id);
+	}
+
 	_map->setProjection(_projection);
 	rescale();
 	centerOn(_map->ll2xy(center));

src/GUI/mapview.h

@@ -92,6 +92,8 @@ private slots:
 	void reloadMap();
 
 private:
+	typedef QHash<SearchPointer<Waypoint>, WaypointItem*> POIHash;
+
 	PathItem *addTrack(const Track &track);
 	PathItem *addRoute(const Route &route);
 	void addArea(const Area &area);
@@ -125,7 +127,7 @@ private:
 	QList<RouteItem*> _routes;
 	QList<WaypointItem*> _waypoints;
 	QList<AreaItem*> _areas;
-	QHash<SearchPointer<Waypoint>, WaypointItem*> _pois;
+	POIHash _pois;
 
 	RectC _tr, _rr, _wr, _ar;
 	qreal _res;

src/GUI/optionsdialog.cpp

@@ -36,15 +36,18 @@ static QFrame *line()
 }
 #endif // Q_OS_MAC
 
+
 QWidget *OptionsDialog::createMapPage()
 {
 	_projection = new LimitedComboBox(200);
-	QList<PCS::Info> projections(PCS::pcsList());
+
+	QList<KV<int, QString> > projections(GCS::list() + PCS::list());
 	qSort(projections);
+
 	for (int i = 0; i < projections.size(); i++) {
-		QString text = QString::number(projections.at(i).id()) + " - "
-		  + projections.at(i).name();
-		_projection->addItem(text, QVariant(projections.at(i).id()));
+		QString text = QString::number(projections.at(i).key()) + " - "
+		  + projections.at(i).value();
+		_projection->addItem(text, QVariant(projections.at(i).key()));
 	}
 	_projection->setCurrentIndex(_projection->findData(_options->projection));
 

src/GUI/tooltip.cpp

@@ -6,7 +6,7 @@
 
 void ToolTip::insert(const QString &key, const QString &value)
 {
-	_list.append(KV(key, value));
+	_list.append(KV<QString, QString>(key, value));
 }
 
 QString ToolTip::toString() const

src/GUI/tooltip.h

@@ -14,7 +14,7 @@ public:
 	QString toString() const;
 
 private:
-	QList<KV> _list;
+	QList<KV<QString, QString> > _list;
 	ImageInfo _img;
 };
 

src/common/kv.h

@@ -1,21 +1,20 @@
 #ifndef KV_H
 #define KV_H
 
-#include <QString>
-
+template <class KEY, class VALUE>
 class KV {
 public:
-	KV(const QString &key, const QString &value) : _key(key), _value(value) {}
+	KV(const KEY &key, const VALUE &value) : _key(key), _value(value) {}
 
-	const QString &key() const {return _key;}
-	const QString &value() const {return _value;}
+	const KEY &key() const {return _key;}
+	const VALUE &value() const {return _value;}
 
-	bool operator==(const KV &other) const
-	  {return this->key() == other.key();}
+	bool operator==(const KV &other) const {return _key == other._key;}
+	bool operator<(const KV &other) const {return _key < other._key;}
 
 private:
-	QString _key;
-	QString _value;
+	KEY _key;
+	VALUE _value;
 };
 
 #endif // KV_H

src/map/gcs.cpp

@@ -229,6 +229,18 @@ Coordinates GCS::fromWGS84(const Coordinates &c) const
 	return Coordinates(_primeMeridian.fromGreenwich(ds.lon()), ds.lat());
 }
 
+QList<KV<int, QString> > GCS::list()
+{
+	QList<KV<int, QString> > list;
+
+	for (int i = 0; i < _gcss.size(); i++)
+		if (_gcss.at(i).id())
+			list.append(KV<int, QString>(_gcss.at(i).id(), _gcss.at(i).name()
+			  + " / Geographic 2D"));
+
+	return list;
+}
+
 #ifndef QT_NO_DEBUG
 QDebug operator<<(QDebug dbg, const GCS &gcs)
 {

src/map/gcs.h

@@ -1,6 +1,7 @@
 #ifndef GCS_H
 #define GCS_H
 
+#include "common/kv.h"
 #include "datum.h"
 #include "angularunits.h"
 #include "primemeridian.h"
@@ -32,6 +33,7 @@ public:
 	static const GCS &WGS84();
 
 	static void loadList(const QString &path);
+	static QList<KV<int, QString> > list();
 
 private:
 	class Entry;

src/map/imgmap.cpp

@@ -73,12 +73,12 @@ private:
 };
 
 
-static Range zooms(12, 28);
+static const Range zooms(12, 28);
 
-static QColor shieldColor(Qt::white);
-static QColor shieldBgColor1("#dd3e3e");
-static QColor shieldBgColor2("#379947");
-static QColor shieldBgColor3("#4a7fc1");
+static const QColor shieldColor(Qt::white);
+static const QColor shieldBgColor1("#dd3e3e");
+static const QColor shieldBgColor2("#379947");
+static const QColor shieldBgColor3("#4a7fc1");
 
 static QString convertUnits(const QString &str)
 {
@@ -259,7 +259,8 @@ void IMGMap::setZoom(int zoom)
 
 Transform IMGMap::transform(int zoom) const
 {
-	double scale = (2.0 * M_PI * WGS84_RADIUS) / (1<<zoom);
+	double scale = _projection.isGeographic()
+	  ? 360.0 / (1<<zoom) : (2.0 * M_PI * WGS84_RADIUS) / (1<<zoom);
 	PointD topLeft(_projection.ll2xy(_img.bounds().topLeft()));
 	return Transform(ReferencePoint(PointD(0, 0), topLeft),
 	  PointD(scale, scale));

src/map/mapsource.cpp

@@ -196,8 +196,8 @@ void MapSource::map(QXmlStreamReader &reader, Config &config)
 			if (!attr.hasAttribute("id"))
 				reader.raiseError("Missing dimension id");
 			else
-				config.dimensions.append(KV(attr.value("id").toString(),
-				  reader.readElementText()));
+				config.dimensions.append(KV<QString, QString>
+				  (attr.value("id").toString(), reader.readElementText()));
 		} else if (reader.name() == "crs") {
 			config.coordinateSystem = coordinateSystem(reader);
 			config.crs = reader.readElementText();

src/map/mapsource.h

@@ -38,7 +38,7 @@ private:
 		QString crs;
 		CoordinateSystem coordinateSystem;
 		bool rest;
-		QList<KV> dimensions;
+		QList<KV<QString, QString> > dimensions;
 		Authorization authorization;
 		qreal tileRatio;
 		int tileSize;

src/map/pcs.cpp

@@ -223,12 +223,12 @@ void PCS::loadList(const QString &path)
 	}
 }
 
-QList<PCS::Info> PCS::pcsList()
+QList<KV<int, QString> > PCS::list()
 {
-	QList<Info> list;
+	QList<KV<int, QString> > list;
 
 	for (int i = 0; i < _pcss.size(); i++)
-		list.append(Info(_pcss.at(i).id(), _pcss.at(i).name()));
+		list.append(KV<int, QString>(_pcss.at(i).id(), _pcss.at(i).name()));
 
 	return list;
 }

src/map/pcs.h

@@ -3,6 +3,7 @@
 
 #include <QDebug>
 #include <QList>
+#include "common/kv.h"
 #include "gcs.h"
 #include "linearunits.h"
 #include "coordinatesystem.h"
@@ -11,20 +12,6 @@
 class PCS
 {
 public:
-	class Info {
-	public:
-		Info(int id, const QString &name) : _id(id), _name(name) {}
-
-		int id() const {return _id;}
-		const QString &name() const {return _name;}
-
-		bool operator<(const Info &other) const {return _id < other._id;}
-
-	private:
-		int _id;
-		QString _name;
-	};
-
 	PCS() : _gcs(0) {}
 	PCS(const GCS *gcs, const Projection::Method &method,
 	  const Projection::Setup &setup, const LinearUnits &units,
@@ -48,7 +35,7 @@ public:
 	static void loadList(const QString &path);
 	static const PCS *pcs(int id);
 	static const PCS *pcs(const GCS *gcs, int proj);
-	static QList<Info> pcsList();
+	static QList<KV<int, QString> > list();
 
 private:
 	class Entry;

src/map/wms.h

@@ -20,7 +20,7 @@ public:
 	public:
 		Setup(const QString &url, const QString &layer, const QString &style,
 		  const QString &format, const QString &crs, const CoordinateSystem &cs,
-		  const QList<KV> &dimensions,
+		  const QList<KV<QString, QString> > &dimensions,
 		  const Authorization &authorization = Authorization())
 			: _url(url), _layer(layer), _style(style), _format(format),
 			  _crs(crs), _cs(cs), _dimensions(dimensions),
@@ -33,7 +33,8 @@ public:
 		const QString &format() const {return _format;}
 		const QString &crs() const {return _crs;}
 		const CoordinateSystem &coordinateSystem() const {return _cs;}
-		const QList<KV> &dimensions() const {return _dimensions;}
+		const QList<KV<QString, QString> > &dimensions() const
+		  {return _dimensions;}
 
 	private:
 		QString _url;
@@ -42,7 +43,7 @@ public:
 		QString _format;
 		QString _crs;
 		CoordinateSystem _cs;
-		QList<KV> _dimensions;
+		QList<KV<QString, QString> > _dimensions;
 		Authorization _authorization;
 	};
 

src/map/wmsmap.cpp

@@ -34,7 +34,7 @@ QString WMSMap::tileUrl(const QString &version) const
 		url.append(QString("&SRS=%1").arg(_setup.crs()));
 
 	for (int i = 0; i < _setup.dimensions().size(); i++) {
-		const KV &dim = _setup.dimensions().at(i);
+		const KV<QString, QString> &dim = _setup.dimensions().at(i);
 		url.append(QString("&%1=%2").arg(dim.key(), dim.value()));
 	}
 

src/map/wmts.cpp

@@ -335,7 +335,7 @@ WMTS::WMTS(const QString &file, const WMTS::Setup &setup) : _valid(false)
 		  setup.url().contains('?') ? "&" : "?" , setup.format(),
 		  setup.layer(), style, setup.set());
 		for (int i = 0; i < setup.dimensions().size(); i++) {
-			const KV &dim = setup.dimensions().at(i);
+			const KV<QString, QString> &dim = setup.dimensions().at(i);
 			_tileUrl.append(QString("&%1=%2").arg(dim.key(), dim.value()));
 		}
 	} else {
@@ -345,7 +345,7 @@ WMTS::WMTS(const QString &file, const WMTS::Setup &setup) : _valid(false)
 		_tileUrl.replace("{TileRow}", "$y", Qt::CaseInsensitive);
 		_tileUrl.replace("{TileCol}", "$x", Qt::CaseInsensitive);
 		for (int i = 0; i < setup.dimensions().size(); i++) {
-			const KV &dim = setup.dimensions().at(i);
+			const KV<QString, QString> &dim = setup.dimensions().at(i);
 			_tileUrl.replace(QString("{%1}").arg(dim.key()), dim.value(),
 			  Qt::CaseInsensitive);
 		}

src/map/wmts.h

@@ -22,7 +22,8 @@ public:
 	public:
 		Setup(const QString &url, const QString &layer, const QString &set,
 		  const QString &style, const QString &format, bool rest,
-		  const CoordinateSystem &cs, const QList<KV> &dimensions,
+		  const CoordinateSystem &cs,
+		  const QList<KV<QString, QString> > &dimensions,
 		  const Authorization &authorization = Authorization())
 			: _url(url), _layer(layer), _set(set), _style(style),
 			  _format(format), _rest(rest), _cs(cs), _dimensions(dimensions),
@@ -36,7 +37,8 @@ public:
 		const QString &format() const {return _format;}
 		bool rest() const {return _rest;}
 		const CoordinateSystem &coordinateSystem() const {return _cs;}
-		const QList<KV> &dimensions() const {return _dimensions;}
+		const QList<KV<QString, QString> > &dimensions() const
+		  {return _dimensions;}
 
 	private:
 		QString _url;
@@ -46,7 +48,7 @@ public:
 		QString _format;
 		bool _rest;
 		CoordinateSystem _cs;
-		QList<KV> _dimensions;
+		QList<KV<QString, QString> > _dimensions;
 		Authorization _authorization;
 	};