/*

 *  The Mana World

 *  Copyright (C) 2004  The Mana World Development Team

 *

 *  This file is part of The Mana World.

 *

 *  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

 *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 */

#ifndef OPENGLGRAPHICS_H

#define OPENGLGRAPHICS_H

#include "graphics.h"

class OpenGLGraphics : public Graphics

{

    public:

        OpenGLGraphics();

        ~OpenGLGraphics();

        /**

         * Sets whether vertical refresh syncing is enabled. Takes effect after

         * the next call to setVideoMode(). Only implemented on MacOS for now.

         */

        void setSync(bool sync);

        bool getSync() const { return mSync; }

        bool setVideoMode(int w, int h, int bpp, bool fs, bool hwaccel);

        bool drawImage(Image *image,

                       int srcX, int srcY,

                       int dstX, int dstY,

                       int width, int height,

                       bool useColor);

        /**

         * Draws a resclaled version of the image

         */

        bool drawRescaledImage(Image *image, int srcX, int srcY,

                               int dstX, int dstY,

                               int width, int height,

                               int desiredWidth, int desiredHeight,

                               bool useColor);

        /**

         * Used to get the smooth rescale option over the standard function.

         */

        bool drawRescaledImage(Image *image, int srcX, int srcY,

                               int dstX, int dstY,

                               int width, int height,

                               int desiredWidth, int desiredHeight,

                               bool useColor, bool smooth);

        void drawImagePattern(Image *image,

                              int x, int y,

                              int w, int h);

        /**

         * Draw a pattern based on a rescaled version of the given image...

         */

        void drawRescaledImagePattern(Image *image,

                               int x, int y, int w, int h,

                               int scaledWidth, int scaledHeight);

        void updateScreen();

        void _beginDraw();

        void _endDraw();

        bool pushClipArea(gcn::Rectangle area);

        void popClipArea();

        void setColor(const gcn::Color &color);

        void drawPoint(int x, int y);

        void drawLine(int x1, int y1, int x2, int y2);

        void drawRectangle(const gcn::Rectangle &rect, bool filled);

        void drawRectangle(const gcn::Rectangle &rect);

        void fillRectangle(const gcn::Rectangle &rect);

        void setTargetPlane(int width, int height);

        /**

         * Takes a screenshot and returns it as SDL surface.

         */

        SDL_Surface *getScreenshot();

    protected:

        void setTexturingAndBlending(bool enable);

    private:

        bool mAlpha, mTexture;

        bool mColorAlpha;

        bool mSync;

};

#endif