default-palette.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 BACKENDS_GRAPHICS_DEFAULT_PALETTE_H
#define BACKENDS_GRAPHICS_DEFAULT_PALETTE_H

#include "graphics/paletteman.h"

class DefaultPaletteManager : public PaletteManager {
protected:
    byte _palette[3 * 256];

    virtual void setPaletteIntern(const byte *colors, uint start, uint num) = 0;

public:
    void setPalette(const byte *colors, uint start, uint num) {
        assert(start + num <= 256);
        memcpy(_palette + 3 * start, colors, 3 * num);
        setPaletteIntern(colors, start, num);
    }
    void grabPalette(byte *colors, uint start, uint num) const {
        assert(start + num <= 256);
        memcpy(colors, _palette + 3 * start, 3 * num);
    }
};

#endif