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 3 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, see <http://www.gnu.org/licenses/>.
 *
 */
#ifndef TOT_GRAPHICS_H
#define TOT_GRAPHICS_H

#include "common/system.h"

#include "graphics/fonts/bgifont.h"

namespace Tot {

const int kTextAreaSize = 320 * 70 + 4;

class GraphicsManager {
public:
    GraphicsManager();
    ~GraphicsManager();

    void init();
    void fixPalette(byte *palette, uint num = 768);
    byte *getPalette();
    void setPalette(byte palette[768], uint start = 0, uint num = 256);
    void loadPaletteFromFile(Common::String image);
    void turnLightOn();
    void totalFadeOut(byte red);
    void partialFadeOut(byte numCol);
    void totalFadeIn(uint paletteNumber, Common::String paletteName);
    void redFadeIn(byte *palette);
    void partialFadeIn(byte numCol);
    void updatePalette(byte paletteIndex);
    void fadePalettes(byte *fromPalette, byte *toPalette);
    void copyPalette(byte *from, byte *to);

    void putImg(uint coordx, uint coordy, byte *image, bool transparency = false);
    void getImg(uint coordx1, uint coordy1, uint coordx2, uint coordy2, byte *image);
    void putShape(uint coordx, uint coordy, byte *image);
    void putImageArea(uint putcoordx, uint putcoordy, byte *backgroundScreen, byte *image);
    void getImageArea(uint getcoordx1, uint getcoordy1, uint getcoordx2, uint getcoordy2, byte *backgroundScreen, byte *image);

    void littText(const Common::String &str, int x, int y, uint32 color, Graphics::TextAlign align = Graphics::kTextAlignLeft, bool alignCenterY = false);
    void euroText(const Common::String &str, int x, int y, uint32 color, Graphics::TextAlign align = Graphics::kTextAlignLeft, bool alignCenterY = false);
    void biosText(const Common::String &str, int x, int y, uint32 color);

    void clear();

    void clearActionLine();
    void writeActionLine(const Common::String &str);

    void drawFullScreen(byte *screen);
    void copyFromScreen(byte *&screen);
    void drawScreen(byte *screen, bool offsetSize = true);
    void restoreBackground();
    void restoreBackgroundArea(uint x, uint y, uint x2, uint y2);

    void sceneTransition(bool fadeToBlack, byte *screen, byte effectNumber);
    void sceneTransition(bool fadeToBlack, byte *screen);

    void advancePaletteAnim();
    void printColor(int x, int y, int color);
    void updateSceneArea(int speed = 1);

    byte _paletteAnimFrame = 0;
    byte _palAnimStep = 0;
    byte _palAnimSlice[768] = { 0 };
    byte _pal[768] = { 0 };

    byte *_textAreaBackground = (byte *)malloc(kTextAreaSize);
private:
    signed char fadeData[256][256];
    Graphics::BgiFont *_litt;
    Graphics::BgiFont *_euro;
    Graphics::Font *_dosFont;
};

} // End of namespace Tot
#endif