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/tools/ToolMoveMap.h

@@ -0,0 +1,59 @@
+#ifndef TOOLMOVEMAP_H
+#define TOOLMOVEMAP_H
+
+#include "Tool.h"
+#include "../MapView2D.h"
+
+/**
+ * this tool allows moving the 2D map
+ */
+class ToolMoveMap : public Tool {
+
+private:
+
+	bool mouseIsDown = false;
+	Point3 startOffset;
+	int sx;
+	int sy;
+
+	const std::string getName() const override {
+		return "MapMove";
+	}
+
+public:
+
+	virtual bool mousePressEvent(MapView2D* m, QMouseEvent* e) override {
+		if (e->button() == Qt::MouseButton::MidButton) {
+			mouseIsDown = true;
+			this->sx = e->x();
+			this->sy = e->y();
+			this->startOffset = m->getScaler().getOffset();
+			return true;
+		}
+		return false;
+	}
+
+	virtual bool mouseMoveEvent(MapView2D* m, QMouseEvent* e) override {
+		if (!mouseIsDown) {return false;}
+		m->getScaler().setOffset(startOffset);
+		m->getScaler().addOffset(e->x()-sx, e->y()-sy);
+		return true;
+	}
+
+	virtual bool mouseReleaseEvent(MapView2D* m, QMouseEvent* e) override {
+		(void) m;
+		(void) e;
+		mouseIsDown = false;
+		return false;
+	}
+
+//	virtual void keyPressEvent(MapView2D* m, QKeyEvent* e) override {
+//		(void) m;
+//		(void) e;
+//		// TODO: move on arrow keys?
+//	}
+
+
+};
+
+#endif // TOOLMOVEMAP_H