os_graphics.hpp

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/*****************************************************************************
 * os_graphics.hpp
 *****************************************************************************
 * Copyright (C) 2003 the VideoLAN team
 * $Id: c8cf28f998fd506da6ddeb03411b8a614b955b3c $
 *
 * Authors: Cyril Deguet     <asmax@via.ecp.fr>
 *          Olivier Teulière <ipkiss@via.ecp.fr>
 *
 * 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.
 *
 * 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.,
 * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

#ifndef OS_GRAPHICS_HPP
#define OS_GRAPHICS_HPP

#include "skin_common.hpp"
#include "../utils/position.hpp"
#include "../utils/pointer.hpp"

class GenericBitmap;
class OSWindow;


/// OS specific graphics class
class OSGraphics: public SkinObject, public Box
{
public:
    virtual ~OSGraphics() { }

    /// Clear the graphics
    virtual void clear( int xDest = 0, int yDest = 0,
                        int width = -1, int height = -1) = 0;

    /// Draw another graphics on this one
    virtual void drawGraphics( const OSGraphics &rGraphics, int xSrc = 0,
                               int ySrc = 0, int xDest = 0, int yDest = 0,
                               int width = -1, int height = -1 ) = 0;

    /// Render a bitmap on this graphics
    virtual void drawBitmap( const GenericBitmap &rBitmap, int xSrc = 0,
                             int ySrc = 0, int xDest = 0, int yDest = 0,
                             int width = -1, int height = -1,
                             bool blend = false) = 0;

    /// Draw a filled rectangle on the grahics (color is #RRGGBB)
    virtual void fillRect( int left, int top, int width, int height,
                           uint32_t color ) = 0;

    /// Draw an empty rectangle on the grahics (color is #RRGGBB)
    virtual void drawRect( int left, int top, int width, int height,
                           uint32_t color ) = 0;


    /// Set the shape of a window with the mask of this graphics.
    virtual void applyMaskToWindow( OSWindow &rWindow ) = 0;

    /// Copy the graphics on a window
    virtual void copyToWindow( OSWindow &rWindow, int xSrc,
                               int ySrc, int width, int height,
                               int xDest, int yDest ) = 0;

    /// Tell whether the pixel at the given position is visible
    virtual bool hit( int x, int y ) const = 0;

protected:
    OSGraphics( intf_thread_t *pIntf ): SkinObject( pIntf ) { }
};

typedef CountedPtr<OSGraphics> OSGraphicsPtr;

#endif