version 2.13.0

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

libs/map/mapitembase.h

@@ -0,0 +1,94 @@
+/*
+    QAD - Qt ADvanced
+
+	Ivan Pelipenko peri4ko@yandex.ru
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef mapitembase_h
+#define mapitembase_h
+
+#include "qad_map_export.h"
+
+#include <QCursor>
+#include <QMap>
+#include <QPainter>
+#include <QRectF>
+#include <QVariant>
+
+class MapView;
+
+class QAD_MAP_EXPORT MapItemBase {
+	friend class MapView;
+
+public:
+	explicit MapItemBase();
+	virtual ~MapItemBase();
+
+
+	bool isInteracive() const { return m_interacive; }
+	void setInteracive(bool newInteracive);
+
+	bool isVisible() const { return m_visible; }
+	void setVisible(bool newVisible);
+
+	double getRotation() const { return m_rotation; }
+	void setRotation(double deg);
+	void rotate(double deg);
+
+	QPointF getScale() const { return m_scale; }
+	void scale(double s) { scale({s, s}); }
+	void scale(double sx, double sy) { scale({sx, sy}); }
+	void scale(QPointF s);
+	void setScale(double s) { setScale({s, s}); }
+	void setScale(double sx, double sy) { scale({sx, sy}); }
+	void setScale(QPointF s);
+
+	QPointF position() const { return m_position; }
+	void setPosition(QPointF geo);
+	void setPosition(double lat, double lng) { setPosition({lat, lng}); }
+
+	const QCursor & cursor() const { return m_cursor; }
+	void setCursor(const QCursor & newCursor);
+
+	QVariant data(int id) const { return data_.value(id); }
+	void setData(int id, const QVariant & d) { data_[id] = d; }
+
+protected:
+	QPointF mapToView(QPointF norm) const;
+	double scalePx2M(QPointF norm) const;
+	virtual void draw(QPainter * p) = 0;
+	void updateParent();
+	void setBoundingRect(QRectF b);
+
+	QPointF norm_pos;
+	bool ignore_scale = false;
+
+private:
+	void updatePosition();
+	virtual void potitionChanged() {}
+	virtual void zoomChanged() {}
+
+	MapView * parent = nullptr;
+	bool m_visible = true, m_interacive = false;
+	double m_rotation = 0.;
+	QPointF m_position, m_scale = {1., 1.};
+	QRectF m_bounding;
+	QCursor m_cursor;
+	QMap<int, QVariant> data_;
+};
+
+
+#endif