67 lines
1.4 KiB
C++
67 lines
1.4 KiB
C++
#ifndef MV2D_IHASMOVEABLENODES_H
|
|
#define MV2D_IHASMOVEABLENODES_H
|
|
|
|
#include <Indoor/geo/Point2.h>
|
|
#include "../2D/MapView2D.h"
|
|
|
|
/** the selectable/moveable node */
|
|
struct MoveableNode {
|
|
|
|
/** user-defined index */
|
|
int userIdx;
|
|
|
|
/** the node's position */
|
|
Point2 pos;
|
|
|
|
|
|
/** ctor */
|
|
MoveableNode(const int userIdx, const Point2 pos) : userIdx(userIdx), pos(pos) {;}
|
|
|
|
};
|
|
|
|
/**
|
|
* base for all 2D elements that have selectable and moveable nodes.
|
|
* the ToolSelector is able to get, select, and move those nodes
|
|
*/
|
|
class HasMoveableNodes {
|
|
|
|
protected:
|
|
|
|
/** currently selected node */
|
|
int selectedUserIdx = -1;
|
|
|
|
public:
|
|
|
|
|
|
/** get a list of all nodes that are selectable / moveable */
|
|
virtual std::vector<MoveableNode> getMoveableNodes() const = 0;
|
|
|
|
/** the given node is currently moved */
|
|
virtual void onNodeMove(MapView2D* v, const int userIdx, const Point2 newPos) = 0;
|
|
|
|
/** the given node was previously moved */
|
|
virtual void onNodeMoved(MapView2D* v, const int userIdx, const Point2 newPos) = 0;
|
|
|
|
/** the given node was selected */
|
|
virtual void onNodeSelect(MapView2D* v, const int userIdx) {
|
|
(void) v;
|
|
this->selectedUserIdx = userIdx;
|
|
}
|
|
|
|
/** unselect any selected node */
|
|
virtual void onNodeUnselect(MapView2D* v) {
|
|
(void) v;
|
|
this->selectedUserIdx = -1;
|
|
}
|
|
|
|
/** get the currently selected node */
|
|
virtual int getSelectedNode() const {
|
|
return selectedUserIdx;
|
|
}
|
|
|
|
|
|
|
|
};
|
|
|
|
#endif // MV2D_IHASMOVEABLENODES_H
|