Move the DEM sources to the common folder now that we use them in map/data

gpxsee.pro

@@ -24,9 +24,6 @@ greaterThan(QT_MAJOR_VERSION, 5) {
 CONFIG += object_parallel_to_source
 INCLUDEPATH += ./src
 HEADERS += src/common/config.h \
-    src/GUI/crosshairitem.h \
-    src/GUI/motioninfoitem.h \
-    src/GUI/pluginparameters.h \
     src/common/garmin.h \
     src/common/coordinates.h \
     src/common/hash.h \
@@ -46,6 +43,10 @@ HEADERS += src/common/config.h \
     src/common/polygon.h \
     src/common/color.h \
     src/common/csv.h \
+    src/common/dem.h \
+    src/GUI/crosshairitem.h \
+    src/GUI/motioninfoitem.h \
+    src/GUI/pluginparameters.h \
     src/GUI/authenticationwidget.h \
     src/GUI/axislabelitem.h \
     src/GUI/dirselectwidget.h \
@@ -256,7 +257,6 @@ HEADERS += src/common/config.h \
     src/data/oziparsers.h \
     src/data/locparser.h \
     src/data/slfparser.h \
-    src/data/dem.h \
     src/data/demloader.h \
     src/data/area.h \
     src/data/exifparser.h \
@@ -267,10 +267,6 @@ HEADERS += src/common/config.h \
     src/data/geojsonparser.h
 
 SOURCES += src/main.cpp \
-    src/GUI/crosshairitem.cpp \
-    src/GUI/motioninfoitem.cpp \
-    src/GUI/pluginparameters.cpp \
-    src/GUI/settings.cpp \
     src/common/coordinates.cpp \
     src/common/rectc.cpp \
     src/common/range.cpp \
@@ -281,6 +277,11 @@ SOURCES += src/main.cpp \
     src/common/tifffile.cpp \
     src/common/downloader.cpp \
     src/common/csv.cpp \
+    src/common/dem.cpp \
+    src/GUI/crosshairitem.cpp \
+    src/GUI/motioninfoitem.cpp \
+    src/GUI/pluginparameters.cpp \
+    src/GUI/settings.cpp \
     src/GUI/authenticationwidget.cpp \
     src/GUI/axislabelitem.cpp \
     src/GUI/dirselectwidget.cpp \
@@ -339,8 +340,6 @@ SOURCES += src/main.cpp \
     src/GUI/pngexportdialog.cpp \
     src/GUI/projectioncombobox.cpp \
     src/GUI/passwordedit.cpp \
-    src/data/gpsdumpparser.cpp \
-    src/data/twonavparser.cpp \
     src/map/ENC/atlasdata.cpp \
     src/map/ENC/mapdata.cpp \
     src/map/ENC/rastertile.cpp \
@@ -437,6 +436,8 @@ SOURCES += src/main.cpp \
     src/map/mapsforgemap.cpp \
     src/map/worldfilemap.cpp \
     src/map/hillshading.cpp \
+    src/data/gpsdumpparser.cpp \
+    src/data/twonavparser.cpp \
     src/data/address.cpp \
     src/data/itnparser.cpp \
     src/data/onmoveparsers.cpp \
@@ -457,7 +458,6 @@ SOURCES += src/main.cpp \
     src/data/oziparsers.cpp \
     src/data/locparser.cpp \
     src/data/slfparser.cpp \
-    src/data/dem.cpp \
     src/data/demloader.cpp \
     src/data/exifparser.cpp \
     src/data/cupparser.cpp \

src/GUI/app.cpp

@@ -14,11 +14,11 @@
 #include "common/programpaths.h"
 #include "common/config.h"
 #include "common/downloader.h"
+#include "common/dem.h"
 #include "map/ellipsoid.h"
 #include "map/gcs.h"
 #include "map/conversion.h"
 #include "map/pcs.h"
-#include "data/dem.h"
 #include "data/waypoint.h"
 #include "gui.h"
 #include "mapaction.h"

src/GUI/mapview.cpp

@@ -7,9 +7,9 @@
 #include <QClipboard>
 #include <QOpenGLWidget>
 #include <QGeoPositionInfoSource>
+#include "common/dem.h"
 #include "data/poi.h"
 #include "data/data.h"
-#include "data/dem.h"
 #include "map/map.h"
 #include "map/pcs.h"
 #include "trackitem.h"

src/common/dem.cpp

@@ -91,11 +91,6 @@ QString DEM::Tile::baseName() const
 QString DEM::_dir;
 DEM::TileCache DEM::_data;
 
-QString DEM::fileName(const QString &baseName)
-{
-	return QDir(_dir).absoluteFilePath(baseName);
-}
-
 void DEM::setCacheSize(int size)
 {
 	_data.setMaxCost(size * 1024);
@@ -111,41 +106,43 @@ void DEM::clearCache()
 	_data.clear();
 }
 
+QByteArray *DEM::loadTile(const Tile &tile)
+{
+	QString bn(tile.baseName());
+	QString fn(QDir(_dir).absoluteFilePath(bn));
+	QString zn(fn + ".zip");
+
+	if (QFileInfo::exists(zn)) {
+		QZipReader zip(zn, QIODevice::ReadOnly);
+		return new QByteArray(zip.fileData(bn));
+	} else {
+		QFile file(fn);
+		if (!file.open(QIODevice::ReadOnly)) {
+			qWarning("%s: %s", qPrintable(file.fileName()),
+			  qPrintable(file.errorString()));
+			return new QByteArray();
+		} else
+			return new QByteArray(file.readAll());
+	}
+}
+
 double DEM::elevation(const Coordinates &c)
 {
 	if (_dir.isEmpty())
 		return NAN;
 
 	Tile tile(qFloor(c.lon()), qFloor(c.lat()));
+	QByteArray *ba = _data.object(tile);
+	double ele;
 
-	QByteArray *ba = _data[tile];
 	if (!ba) {
-		QString bn(tile.baseName());
-		QString fn(fileName(bn));
-		QString zn(fn + ".zip");
-
-		if (QFileInfo::exists(zn)) {
-			QZipReader zip(zn, QIODevice::ReadOnly);
-			ba = new QByteArray(zip.fileData(bn));
-			double ele = height(c, ba);
-			_data.insert(tile, ba, ba->size());
-			return ele;
-		} else {
-			QFile file(fn);
-			if (!file.open(QIODevice::ReadOnly)) {
-				qWarning("%s: %s", qPrintable(file.fileName()),
-				  qPrintable(file.errorString()));
-				_data.insert(tile, new QByteArray());
-				return NAN;
-			} else {
-				ba = new QByteArray(file.readAll());
-				double ele = height(c, ba);
-				_data.insert(tile, ba, ba->size());
-				return ele;
-			}
-		}
+		ba = loadTile(tile);
+		ele = height(c, ba);
+		_data.insert(tile, ba, ba->size());
 	} else
-		return height(c, ba);
+		ele = height(c, ba);
+
+	return ele;
 }
 
 QList<Area> DEM::tiles()

src/common/dem.h

@@ -6,7 +6,7 @@
 #include <QByteArray>
 #include <QMutex>
 #include "common/hash.h"
-#include "area.h"
+#include "data/area.h"
 
 class Coordinates;
 
@@ -46,7 +46,7 @@ public:
 private:
 	typedef QCache<DEM::Tile, QByteArray> TileCache;
 
-	static QString fileName(const QString &baseName);
+	static QByteArray *loadTile(const Tile &tile);
 
 	static QString _dir;
 	static TileCache _data;

src/data/demloader.h

@@ -4,7 +4,7 @@
 #include <QObject>
 #include <QDir>
 #include "common/downloader.h"
-#include "dem.h"
+#include "common/dem.h"
 
 class RectC;
 

src/data/route.cpp

@@ -1,4 +1,4 @@
-#include "dem.h"
+#include "common/dem.h"
 #include "route.h"
 
 bool Route::_useDEM = false;

src/data/track.cpp

@@ -1,4 +1,4 @@
-#include "dem.h"
+#include "common/dem.h"
 #include "track.h"
 
 

src/data/waypoint.cpp

@@ -1,6 +1,6 @@
 #include <QDir>
 #include <QFileInfo>
-#include "dem.h"
+#include "common/dem.h"
 #include "waypoint.h"
 
 bool Waypoint::_useDEM = false;

src/map/IMG/rastertile.cpp

@@ -1,12 +1,12 @@
 #include <QFont>
 #include <QPainter>
 #include <QCache>
+#include "common/dem.h"
 #include "map/textpathitem.h"
 #include "map/textpointitem.h"
 #include "map/bitmapline.h"
 #include "map/rectd.h"
 #include "map/hillshading.h"
-#include "data/dem.h"
 #include "style.h"
 #include "lblfile.h"
 #include "rastertile.h"

src/map/encatlas.cpp

@@ -9,6 +9,7 @@
 
 using namespace ENC;
 
+#define EPSILON   1e-6
 #define TILE_SIZE 512
 
 Range ENCAtlas::zooms(IntendedUsage usage)
@@ -204,7 +205,8 @@ int ENCAtlas::zoomFit(const QSize &size, const RectC &rect)
 				Transform t(transform(i));
 				QRectF r(t.proj2img(pr.topLeft()), t.proj2img(pr.bottomRight()));
 
-				if (size.width() < r.width() || size.height() < r.height()) {
+				if (size.width() + EPSILON < r.width()
+				  || size.height() + EPSILON < r.height()) {
 					updateTransform();
 					return _zoom;
 				}

src/map/encmap.cpp

@@ -12,6 +12,7 @@
 
 using namespace ENC;
 
+#define EPSILON   1e-6
 #define TILE_SIZE 512
 
 static Range zooms(const RectC &bounds)
@@ -204,7 +205,8 @@ int ENCMap::zoomFit(const QSize &size, const RectC &rect)
 		for (int i = _zooms.min() + 1; i <= _zooms.max(); i++) {
 			Transform t(transform(i));
 			QRectF r(t.proj2img(pr.topLeft()), t.proj2img(pr.bottomRight()));
-			if (size.width() < r.width() || size.height() < r.height())
+			if (size.width() + EPSILON < r.width()
+			  || size.height() + EPSILON < r.height())
 				break;
 			_zoom = i;
 		}

src/map/imgmap.cpp

@@ -15,6 +15,7 @@
 
 using namespace IMG;
 
+#define EPSILON     1e-6
 #define TILE_SIZE   384
 
 static RectC limitBounds(const RectC &bounds, const Projection &proj)
@@ -112,7 +113,8 @@ int IMGMap::zoomFit(const QSize &size, const RectC &rect)
 		for (int i = zooms.min() + 1; i <= zooms.max(); i++) {
 			Transform t(transform(i));
 			QRectF r(t.proj2img(pr.topLeft()), t.proj2img(pr.bottomRight()));
-			if (size.width() < r.width() || size.height() < r.height())
+			if (size.width() + EPSILON < r.width()
+			  || size.height() + EPSILON < r.height())
 				break;
 			_zoom = i;
 		}

src/map/mapsforge/rastertile.cpp

@@ -1,7 +1,7 @@
 #include <cmath>
 #include <QPainter>
 #include <QCache>
-#include "data/dem.h"
+#include "common/dem.h"
 #include "map/rectd.h"
 #include "map/hillshading.h"
 #include "rastertile.h"

src/map/mapsforgemap.cpp

@@ -9,6 +9,8 @@
 
 using namespace Mapsforge;
 
+#define EPSILON     1e-6
+
 MapsforgeMap::MapsforgeMap(const QString &fileName, QObject *parent)
   : Map(fileName, parent), _data(fileName), _zoom(0),
   _projection(PCS::pcs(3857)), _tileRatio(1.0)
@@ -51,7 +53,8 @@ int MapsforgeMap::zoomFit(const QSize &size, const RectC &rect)
 		for (int i = _data.zooms().min() + 1; i <= _data.zooms().max(); i++) {
 			Transform t(transform(i));
 			QRectF r(t.proj2img(pr.topLeft()), t.proj2img(pr.bottomRight()));
-			if (size.width() < r.width() || size.height() < r.height())
+			if (size.width() + EPSILON < r.width()
+			  || size.height() + EPSILON < r.height())
 				break;
 			_zoom = i;
 		}