GUIPerspectiveChanger.h

Go to the documentation of this file.

/****************************************************************************/
// A virtual class that allows to steer the visual output in dependence to
/****************************************************************************/
// SUMO, Simulation of Urban MObility; see http://sumo.sourceforge.net/
// Copyright 2001-2010 DLR (http://www.dlr.de/) and contributors
/****************************************************************************/
//
//   This program is free software; you can redistribute it and/or modify
//   it under the terms of the GNU General Public License as published by
//   the Free Software Foundation; either version 2 of the License, or
//   (at your option) any later version.
//
/****************************************************************************/
#ifndef GUIPerspectiveChanger_h
#define GUIPerspectiveChanger_h


// ===========================================================================
// included modules
// ===========================================================================
#ifdef _MSC_VER
#include <windows_config.h>
#else
#include <config.h>
#endif

#include <fx.h>
#include "GUISUMOAbstractView.h"


// ===========================================================================
// class declarations
// ===========================================================================
class GUISUMOAbstractView;
class Position2D;
class Boundary;


// ===========================================================================
// class definitions
// ===========================================================================
class GUIPerspectiveChanger {
public:
    enum MouseState {
        MOUSEBTN_NONE = 0,
        MOUSEBTN_LEFT = 1,
        MOUSEBTN_RIGHT = 2,
        MOUSEBTN_MIDDLE = 4
    };

    GUIPerspectiveChanger(GUISUMOAbstractView &callBack);

    virtual ~GUIPerspectiveChanger();

    virtual void onLeftBtnPress(void *data);
    virtual bool onLeftBtnRelease(void *data);
    virtual void onRightBtnPress(void *data);
    virtual bool onRightBtnRelease(void *data);
    virtual void onMouseWheel(void *data);
    virtual void onMouseMove(void *data);

    virtual SUMOReal getRotation() const = 0;

    virtual SUMOReal getXPos() const = 0;

    virtual SUMOReal getYPos() const = 0;

    virtual SUMOReal getZoom() const = 0;

    virtual void recenterView() = 0;

    virtual void centerTo(const Boundary &netBoundary,
                          const Position2D &pos, SUMOReal radius, bool applyZoom=true) = 0;

    virtual void centerTo(const Boundary &netBoundary,
                          Boundary bound, bool applyZoom=true) = 0;

    virtual void setViewport(SUMOReal zoom, SUMOReal xPos, SUMOReal yPos) = 0;

    FXint getMouseXPosition() const;

    FXint getMouseYPosition() const;

    void setNetSizes(size_t width, size_t height);

    void applyCanvasSize(size_t width, size_t height);

protected:
    GUISUMOAbstractView &myCallback;

    size_t myNetWidth, myNetHeight;

    size_t myCanvasWidth, myCanvasHeight;

    FXint myMouseXPosition, myMouseYPosition;

};


#endif

/****************************************************************************/