scummvm/engines/director/images.h
2020-08-14 23:54:16 +02:00

87 lines
2.5 KiB
C++

/* 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.
*
*/
#ifndef DIRECTOR_IMAGES_H
#define DIRECTOR_IMAGES_H
#include "image/image_decoder.h"
namespace Common {
class SeekableReadStream;
}
namespace Graphics {
struct Surface;
}
namespace Image {
class Codec;
}
namespace Director {
class DIBDecoder : public Image::ImageDecoder {
public:
DIBDecoder();
~DIBDecoder() override;
// ImageDecoder API
void destroy() override;
bool loadStream(Common::SeekableReadStream &stream) override;
const Graphics::Surface *getSurface() const override { return _surface; }
const byte *getPalette() const override { return _palette; }
void loadPalette(Common::SeekableReadStream &stream);
uint16 getPaletteColorCount() const override { return _paletteColorCount; }
private:
Image::Codec *_codec;
const Graphics::Surface *_surface;
byte *_palette;
uint8 _paletteColorCount;
};
class BITDDecoder : public Image::ImageDecoder {
public:
BITDDecoder(int w, int h, uint16 bitsPerPixel, uint16 pitch, const byte *palette);
~BITDDecoder() override;
// ImageDecoder API
void destroy() override;
bool loadStream(Common::SeekableReadStream &stream) override;
const Graphics::Surface *getSurface() const override { return _surface; }
const byte *getPalette() const override { return _palette; }
void loadPalette(Common::SeekableReadStream &stream);
uint16 getPaletteColorCount() const override { return _paletteColorCount; }
void convertPixelIntoSurface(void* surfacePointer, uint fromBpp, uint toBpp, int red, int green, int blue);
private:
Graphics::Surface *_surface;
const byte *_palette;
uint8 _paletteColorCount;
uint16 _bitsPerPixel;
uint16 _pitch;
};
} // End of namespace Director
#endif