#ifndef MAPTOOL_H
#define MAPTOOL_H

#include <QObject>
#include <QCursor>
#include <QMouseEvent>
#include <QAction>

class Mapcavas;
class QAction;

class MapTool : public QObject
{
    Q_OBJECT

public:
    enum Flag
    {
        NoFlags = 0,
        Transient = 1 << 1,
    };
    Q_DECLARE_FLAGS(Flags, Flag)

    MapTool(QObject* parent = nullptr);
    virtual ~MapTool();

    virtual Flags flags() const { return NoFlags; }

    QAction* action() const;
    void setAction(QAction* action);

    void setMapcavas(Mapcavas* canvas);
    Mapcavas* canvas() const;

    virtual void setCursor(const QCursor& cursor);
    QCursor cursor() const;

    virtual void activate();
    virtual void deactivate();
    bool isActive() const;

    virtual void canvasMousePressEvent(QMouseEvent* e);
    virtual void canvasMouseReleaseEvent(QMouseEvent* e);
    virtual void canvasMouseMoveEvent(QMouseEvent* e);
    virtual void canvasMouseDoubleClickEvent(QMouseEvent* e);
    virtual void canvasWheelEvent(QWheelEvent* e);

signals:
    void activated();
    void deactivated();

protected:
    Mapcavas* m_canvas = nullptr;

private:
    QAction* m_action = nullptr;
    QCursor m_cursor;
    bool m_isActive = false;
};

Q_DECLARE_OPERATORS_FOR_FLAGS(MapTool::Flags)

#endif // MAPTOOL_H