src/editor/GUI/Tabs/MapTab/mapviewer.h

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#ifndef MAPVIEWER_H
#define MAPVIEWER_H

#include <Game/game.h>
#include <Game/mappainter.h>
#include <QtWidgets>
#include <cmath>



class MapViewer : public QWidget
{
    enum MouseState{
        Rest,
        RClick,
        LClick,
        MClick,
        Moving,
        Selection
    };
    Q_OBJECT
public:
    enum SelectionMode{
        PencilSelection,    
        RectangleSelection, 
        RegionSelection     
    };



    explicit MapViewer(QWidget *parent = 0);
    void setMap(Map* m);
    //void adjustView();
    void updateMap();

    inline MapPainter& mapPainter() {return mp;}


    void setSelectionMode(SelectionMode m);
    inline SelectionMode selectionMode() const{return sm;}

signals:
    void viewSizeChanged(QSize);
    void selectionChanged();

public slots:
    void updateRequest();

private slots:
    void mousePosChecking();
    void selectionOut();

private:
// NOTE currently, Update IS NOT private !

    void wheelEvent(QWheelEvent* we);
    void mousePressEvent(QMouseEvent* me);
    void mouseMoveEvent(QMouseEvent* me);
    void mouseReleaseEvent(QMouseEvent*me);
    bool updateMousePos(PtCoords p);
    void mouseOutEvent();
    void paintEvent(QPaintEvent* pe);
    void resizeEvent(QResizeEvent* re);
    void checkMousePos();


    void updateSelection(ClCoords pos);
    void selectCellBetween(ClCoords p0, ClCoords p1, ClCoords p2);

    MapPainter mp;

    Map* map;


    SelectionMode sm;
    MouseState ms;
    int wi,he;
    ClCoords cellClicked, cellMove;
    QTimer *ti, *tiUp, *tiSel;
    QPoint clickPos, selectPos;
    QPointF center;
    bool mouseIn;


};

#endif // MAPVIEWER_H