version 2.13.0

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

libs/map/mapitembase.cpp

@@ -0,0 +1,95 @@
+#include "mapitembase.h"
+
+#include "mapview.h"
+#include "osm_math_p.h"
+
+
+MapItemBase::MapItemBase() {}
+
+
+MapItemBase::~MapItemBase() {
+	if (!parent) return;
+	parent->removeItem(this);
+}
+
+
+void MapItemBase::setInteracive(bool newInteracive) {
+	m_interacive = newInteracive;
+	updateParent();
+}
+
+
+void MapItemBase::setVisible(bool newVisible) {
+	m_visible = newVisible;
+	updateParent();
+}
+
+
+void MapItemBase::setRotation(double deg) {
+	m_rotation = deg;
+	updateParent();
+}
+
+
+void MapItemBase::rotate(double deg) {
+	m_rotation += deg;
+	while (deg < 0)
+		deg += 360.;
+	while (deg > 360.)
+		deg -= 360.;
+	updateParent();
+}
+
+
+void MapItemBase::scale(QPointF s) {
+	m_scale = {m_scale.x() * s.x(), m_scale.y() * s.y()};
+	updateParent();
+}
+
+
+void MapItemBase::setScale(QPointF s) {
+	m_scale = s;
+	updateParent();
+}
+
+
+void MapItemBase::setPosition(QPointF geo) {
+	m_position = geo;
+	updatePosition();
+	updateParent();
+}
+
+
+void MapItemBase::setCursor(const QCursor & newCursor) {
+	m_cursor = newCursor;
+	updateParent();
+}
+
+
+QPointF MapItemBase::mapToView(QPointF norm) const {
+	if (!parent) return norm;
+	return parent->mapFromNorm(norm);
+}
+
+
+double MapItemBase::scalePx2M(QPointF norm) const {
+	if (!parent) return 1.;
+	return parent->scalePx2M(norm);
+}
+
+
+void MapItemBase::updatePosition() {
+	norm_pos = OSM::geo2xy(m_position);
+	potitionChanged();
+	zoomChanged();
+}
+
+
+void MapItemBase::updateParent() {
+	if (parent) parent->update();
+}
+
+
+void MapItemBase::setBoundingRect(QRectF b) {
+	m_bounding = b;
+}