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/* 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 GOB_VIDEO_H
#define GOB_VIDEO_H
#include "common/list.h"
#include "common/rect.h"
#include "common/ptr.h"
#include "gob/gob.h"
#include "gob/surface.h"
namespace Gob {
class Font {
public:
Font(const byte *data);
~Font();
uint8 getCharWidth (uint8 c) const;
uint8 getCharWidth () const;
uint8 getCharHeight() const;
bool hasChar(uint8 c) const;
bool isMonospaced() const;
void drawLetter(Surface &surf, uint8 c, uint16 x, uint16 y,
uint32 color1, uint32 color2, bool transp) const;
void drawString(const Common::String &str, int16 x, int16 y, int16 color1, int16 color2,
bool transp, Surface &dest) const;
private:
const byte *_dataPtr;
const byte *_data;
const uint8 *_charWidths;
int8 _itemWidth;
int8 _itemHeight;
uint8 _startItem;
uint8 _endItem;
uint8 _itemSize;
int8 _bitWidth;
uint16 getCharCount() const;
const byte *getCharData(uint8 c) const;
};
class Video {
public:
#define GDR_VERSION 4
#define PRIMARY_SURFACE 0x80
#define RETURN_PRIMARY 0x01
#define DISABLE_SPR_ALLOC 0x20
#define SCUMMVM_CURSOR 0x100
#include "common/pack-start.h" // START STRUCT PACKING
struct Color {
byte red;
byte green;
byte blue;
} PACKED_STRUCT;
#include "common/pack-end.h" // END STRUCT PACKING
struct PalDesc {
Color *vgaPal;
int16 *unused1;
int16 *unused2;
PalDesc() : vgaPal(0), unused1(0), unused2(0) {}
};
bool _doRangeClamp;
int16 _surfWidth;
int16 _surfHeight;
int16 _scrollOffsetX;
int16 _scrollOffsetY;
SurfacePtr _splitSurf;
int16 _splitHeight1;
int16 _splitHeight2;
int16 _splitStart;
int16 _screenDeltaX;
int16 _screenDeltaY;
void initPrimary(int16 mode);
SurfacePtr initSurfDesc(int16 width, int16 height, int16 flags = 0);
void setSize();
void clearScreen();
void retrace(bool mouse = true);
void waitRetrace(bool mouse = true);
void sparseRetrace(int max);
void drawPackedSprite(byte *sprBuf, int16 width, int16 height,
int16 x, int16 y, int16 transp, Surface &dest);
void drawPackedSprite(const char *path, Surface &dest, int width = 320);
void setPalColor(byte *pal, byte red, byte green, byte blue) {
pal[0] = red << 2;
pal[1] = green << 2;
pal[2] = blue << 2;
}
void setPalColor(byte *pal, Color &color) {
setPalColor(pal, color.red, color.green, color.blue);
}
void setPalElem(int16 index, char red, char green, char blue,
int16 unused, int16 vidMode);
void setPalette(PalDesc *palDesc);
void setFullPalette(PalDesc *palDesc);
void setPalette(Color *palette);
void dirtyRectsClear();
void dirtyRectsAll();
void dirtyRectsAdd(int16 left, int16 top, int16 right, int16 bottom);
void dirtyRectsApply(int left, int top, int width, int height, int x, int y);
virtual char spriteUncompressor(byte *sprBuf, int16 srcWidth,
int16 srcHeight, int16 x, int16 y, int16 transp,
Surface &destDesc) = 0;
Video(class GobEngine *vm);
virtual ~Video();
protected:
bool _dirtyAll;
Common::List<Common::Rect> _dirtyRects;
int _curSparse;
uint32 _lastSparse;
GobEngine *_vm;
void drawPacked(byte *sprBuf, int16 width, int16 height, int16 x, int16 y, byte transp, Surface &dest);
};
class Video_v1 : public Video {
public:
virtual char spriteUncompressor(byte *sprBuf, int16 srcWidth, int16 srcHeight,
int16 x, int16 y, int16 transp, Surface &destDesc);
Video_v1(GobEngine *vm);
virtual ~Video_v1() {}
};
class Video_v2 : public Video_v1 {
public:
virtual char spriteUncompressor(byte *sprBuf, int16 srcWidth, int16 srcHeight,
int16 x, int16 y, int16 transp, Surface &destDesc);
Video_v2(GobEngine *vm);
virtual ~Video_v2() {}
};
class Video_v6 : public Video_v2 {
public:
virtual char spriteUncompressor(byte *sprBuf, int16 srcWidth, int16 srcHeight,
int16 x, int16 y, int16 transp, Surface &destDesc);
Video_v6(GobEngine *vm);
virtual ~Video_v6() {}
private:
void drawPacked(const byte *sprBuf, int16 x, int16 y, Surface &surfDesc);
void drawYUVData(const byte *srcData, Surface &destDesc,
int16 width, int16 height, int16 x, int16 y);
void drawYUV(Surface &destDesc, int16 x, int16 y,
int16 dataWidth, int16 dataHeight, int16 width, int16 height,
const byte *dataY, const byte *dataU, const byte *dataV);
};
} // End of namespace Gob
#endif // GOB_VIDEO_H
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