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graphics.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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.
 *
 * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/tags/release-0-11-1/engines/agi/graphics.h $
 * $Id: graphics.h 30944 2008-02-23 22:50:18Z sev $
 *
 */

#ifndef AGI_GRAPHICS_H
#define AGI_GRAPHICS_H


#include "agi/font.h"

namespace Agi {

#define GFX_WIDTH 320
#define GFX_HEIGHT      200
#define CHAR_COLS 8
#define CHAR_LINES      8

class AgiEngine;

class GfxMgr {
private:
      AgiBase *_vm;

      uint8 _palette[256 * 4];
      uint8 *_agiScreen;
      unsigned char *_screen;

      uint8 *_shakeH, *_shakeV;

      uint8 _agipalPalette[16 * 3];
      int _agipalFileNum;
      int _currentCursorPalette;    // 0 - palette not set, 1 - PC, 2 - Amiga

private:
      void rawDrawButton(int x, int y, const char *s, int fgcolor, int bgcolor, bool border, int textOffset);

public:
      GfxMgr(AgiBase *vm);

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

      void putTextCharacter(int, int, int, unsigned char, int, int, bool checkerboard = false, const uint8 *font = curFont);
      void shakeScreen(int);
      void shakeStart();
      void shakeEnd();
      void saveScreen();
      void restoreScreen();

      int initVideo();
      int deinitVideo();
      void scheduleUpdate(int, int, int, int);
      void doUpdate();
      void putScreen();
      void flushBlock(int, int, int, int);
      void flushBlockA(int, int, int, int);
      void putPixelsA(int, int, int, uint8 *);
      void flushScreen();
      void clearScreen(int);
      void clearConsoleScreen(int);
      void drawBox(int, int, int, int, int, int, int);
      void drawDefaultStyleButton(int, int, const char *, int, int, int fgcolor = 0, int bgcolor = 0);
      void drawCurrentStyleButton(int x, int y, const char *label, bool hasFocus, bool pressed = false, bool positive = true);
      int testButton(int, int, const char *);
      void drawRectangle(int, int, int, int, int);
      void saveBlock(int, int, int, int, uint8 *);
      void restoreBlock(int, int, int, int, uint8 *);
      void initPalette(const uint8 *p, uint colorCount = 16, uint fromBits = 6, uint toBits = 8);
      void setAGIPal(int);
      int getAGIPalFileNum();
      void drawFrame(int x1, int y1, int x2, int y2, int c1, int c2);

      void putBlock(int x1, int y1, int x2, int y2);
      void gfxSetPalette();
      void setCursor(bool amigaStyleCursor = false);
      void setCursorPalette(bool amigaStylePalette = false);

      int keypress();
      int getKey();
      void printCharacter(int, int, char, int, int);
      void pollTimer();
      int initMachine();
      int deinitMachine();
};

} // End of namespace Agi

#endif /* AGI_GRAPHICS_H */

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