/*
 * pawsmouse.h - Author: Andrew Craig
 *
 * Copyright (C) 2001 Atomic Blue (info@planeshift.it, http://www.atomicblue.org)
 *
 *
 * 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 (version 2 of the License)
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 */
// pawsmouse.h: interface for the pawsMouse class.
//
//////////////////////////////////////////////////////////////////////

#ifndef PAWS_MOUSE_HEADER
#define PAWS_MOUSE_HEADER

#include <csgeom/vector2.h>
#include "pawstexturemanager.h"
#include <igraphic/imageio.h>
#include <util/psutil.h>

class PawsManager;
class pawsImage;

struct iGraphics3D;

/** The mouse pointer.
 */
class pawsMouse  
{

public:
    pawsMouse();
    virtual ~pawsMouse();

    /// Set the absolute screen position for mouse.
    void SetPosition( int x, int y );
   
    /// Get the absolute position. 
    psPoint GetPosition() { return currentPosition; }

    /// Get the deltas from the last call to SetPosition
    psPoint GetDeltas()   { return deltas; }
    
    /** Change mouse pointer to new image. 
     * @param imageName A resource name to use as the image.
     */
    void ChangeImage( const char* imageName );
    void ChangeImage( psImageDescription* desc );
    void Draw();
    void Hide(bool h = true);
    void WantCrosshair(bool h = true) { crosshair = h; }

    struct ImgSize
    {
        int width;
        int height;
    };

    ImgSize GetImageSize()
    {
        ImgSize size;
        size.height = cursorImage->GetHeight();
        size.width = cursorImage->GetWidth();
        return size;
    }

protected:
    csRef<iGraphics3D> graphics3D;
    csRef<iVFS> vfs;
    csRef<iImageIO>    imageLoader;

    psPoint currentPosition;
    psPoint deltas;    

    pawsImage* cursorImage, *crosshairImage;
    psImageDescription* cursorDesc;
    bool hidden, crosshair;

    bool useOS;

    void SetOSMouse(psImageDescription* desc);
};

#endif