a whole lotta work!!

- refactoring
- completely changed the tooling (adding elements)
- better re-use for more stable editing
- new elements
- ui adjustments
- LINT for stair-editing
- many more changes

mapview/2D/MapView2D.h

@@ -0,0 +1,83 @@
+#ifndef MAP2D_H
+#define MAP2D_H
+
+#include <QWidget>
+#include <QOpenGLWidget>
+
+#include "Scaler.h"
+class MapModel;
+class MV2DElement;
+
+#include "tools/Tools.h"
+
+
+/**
+ * view to render (and edit) MapElements
+ */
+class MapView2D : public QOpenGLWidget {
+	Q_OBJECT
+
+
+private:
+
+	/** scaling within the map */
+	Scaler s;
+
+	/** the currently active tool (if any) */
+	Tools tools;
+
+	/** the underlying data-model */
+	MapModel* model = nullptr;
+
+
+public:
+
+	/** ctor */
+	MapView2D(QWidget* parent = nullptr);
+
+	void layerChange() {
+		update();
+		tools.layerChange(this);
+	}
+
+public:
+
+	void paintGL();
+	void initializeGL();
+	void resizeGL();
+
+
+	Tools& getTools() {return tools;}
+
+	/** get the underlying data-model */
+	MapModel* getModel() {return model;}
+
+	/** set the underlying data-model */
+	void setModel(MapModel* mdl) {
+		this->model = mdl;
+		update();
+	}
+
+	/** get the underlying scaling device */
+	Scaler& getScaler() {return s;}
+
+
+signals:
+
+	void onElementChange(MV2DElement*e);
+
+
+
+protected:
+
+	void mousePressEvent(QMouseEvent* e);
+	void mouseMoveEvent(QMouseEvent* e);
+	void mouseReleaseEvent(QMouseEvent* e);
+
+	void wheelEvent(QWheelEvent* e);
+
+	void keyPressEvent(QKeyEvent* e);
+
+};
+
+#endif // MAP2D_H