version 2.13.0

add Map library (MapView with OSM maps and items) and mapviewer util

libs/map/mapitemgeopolyline.cpp

@@ -0,0 +1,34 @@
+#include "mapitemgeopolyline.h"
+
+#include "osm_math_p.h"
+
+
+MapItemGeoPolyline::MapItemGeoPolyline(const QPolygonF & p) {
+	ignore_scale = true;
+	setPolyline(p);
+}
+
+
+void MapItemGeoPolyline::setPolyline(const QPolygonF & p) {
+	pol = p;
+	updatePolygon();
+}
+
+
+void MapItemGeoPolyline::draw(QPainter * p) {
+	p->setPen(pen());
+	QPolygonF dp(norm_polygon);
+	QPointF pos_offset = mapToView(norm_pos);
+	for (auto & i: dp)
+		i = mapToView(i) - pos_offset;
+	p->drawPolyline(dp);
+	setBoundingRect(dp.boundingRect());
+}
+
+
+void MapItemGeoPolyline::updatePolygon() {
+	norm_polygon.resize(pol.size());
+	for (int i = 0; i < pol.size(); ++i)
+		norm_polygon[i] = OSM::geo2xy(pol[i]);
+	updateParent();
+}