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Diffstat (limited to 'engines/hdb/gfx.h')
| -rw-r--r-- | engines/hdb/gfx.h | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/engines/hdb/gfx.h b/engines/hdb/gfx.h new file mode 100644 index 0000000000..1ace112993 --- /dev/null +++ b/engines/hdb/gfx.h @@ -0,0 +1,242 @@ +/* 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 HDB_DRAW_MANAGER_H +#define HDB_DRAW_MANAGER_H + +#include "graphics/managed_surface.h" + +#include "hdb/hdb.h" + +namespace HDB { + +enum { + kScreenWidth = 640, + kScreenHeight = 480, + kTileWidth = 32, + kTileHeight = 32, + kMaxSkies = 10, + kNum3DStars = 300, + kFontSpace = 5, + kFontIncrement = 1, + kGameFPS = 60, + kAnimFrameDelay = kGameFPS / 30, + kAnimSlowFrames = kAnimFrameDelay * 10, + kAnimMediumFrames = kAnimFrameDelay * 6, + kAnimFastFrames = kAnimFrameDelay * 2 +}; + +class Tile; +class Picture; + +struct TileLookup { + const char *filename; + Tile *tData; + uint16 skyIndex; + uint16 animIndex; + + TileLookup() : filename(NULL), tData(NULL), skyIndex(0), animIndex(0) {} +}; + +struct GfxCache { + char name[32]; + union { + Tile *tileGfx; + Picture *picGfx; + }; + uint32 size; + int16 loaded; + + GfxCache() : name(""), tileGfx(NULL), size(0), loaded(0) {} +}; + +struct FontInfo { + int type; // 0 = mono, 1 = proportional + int numChars; // how many characters in font + int height; // height of entire font + int kerning; // space between chars + int leading; // space between lines +}; + +struct CharInfo { + int16 width; // Character width in pixels + int32 offset; // From the start of the font charInfo chunk +}; + +class DrawMan { +public: + + DrawMan(); + ~DrawMan(); + + Graphics::ManagedSurface _globalSurface; + + bool init(); + void fillScreen(uint32 color); + void updateVideo(); + void setPointerState(int value); + void drawPointer(); + void showPointer(bool status) { + _showCursor = status; + } + bool getPointer() { + return _showCursor; + } + + void setFade(bool fadeIn, bool black, int steps); + void updateFade(); + bool isFadeActive() { return _fadeInfo.active; } + bool isFadeStaying() { return _fadeInfo.stayFaded; } + void turnOffFade() { _fadeInfo.active = _fadeInfo.stayFaded = false; } + + Picture *loadPic(const char *picName); + Tile *loadTile(const char *tileName); + + Tile *getTile(int index); + void cacheTileSequence(int index, int count); + int getTileIndex(const char *name); + Picture *getPicture(const char *name); + + // Returns: true->Tile, false->Pic + bool selectGfxType(const char *name); + Tile *getTileGfx(const char *name, uint32 size); + Picture *getPicGfx(const char *name, uint32 size); + + int isSky(int skyIndex); + void setSky(int skyIndex); + void setup3DStars(); + void setup3DStarsLeft(); + void draw3DStars(); + void draw3DStarsLeft(); + void drawSky(); + + int animateTile(int tileIndex); + + // Font Functions + + bool loadFont(const char *string); + void drawText(const char *string); + void getDimensions(const char *string, int *pixelsWide, int *lines); + int stringLength(const char *string); + void setTextEdges(int left, int right, int top, int bottom); + void getTextEdges(int *left, int *right, int *top, int *bottom); + void setKernLead(int kern, int lead); + void getKernLead(int *kern, int *lead); + void setCursor(int x, int y); + void getCursor(int *x, int *y); + +private: + int _numTiles; + TileLookup *_tLookupArray; + uint16 _skyTiles[kMaxSkies]; + + Common::Array<GfxCache *> *_gfxCache; + + int _currentSky; // 0 if no Sky, 1+ for which Sky to use + struct { + bool active; + bool stayFaded; + bool isBlack; + int speed; + bool isFadeIn; + + int curStep; + } _fadeInfo; + + struct { + int x, y, speed; + uint16 color; + } _stars3D[kNum3DStars]; + + struct { + double x, y, speed; + uint16 color; + } _stars3DSlow[kNum3DStars]; + + int _tileSkyStars; // Index of sky_stars tile + int _tileSkyStarsLeft; // Left-scrolling stars, slow + int _tileSkyClouds; // Index of sky_stars tile + Picture *_starField[4]; + Picture *_skyClouds; + + // Cursor + int _cursorX, _cursorY; + Picture *_mousePointer[8]; // Gfx for screen pointer (4 Animations) + int _pointerDisplayable; + bool _showCursor; + + // Font Data + + FontInfo _fontHeader; + Common::Array<CharInfo *> _charInfoBlocks; + Graphics::Surface _fontSurfaces[256]; + uint16 _fontGfx; + int _eLeft, _eRight, _eTop, _eBottom; + + bool _systemInit; + +}; + +class Picture { +public: + + Picture(); + ~Picture(); + + Graphics::Surface load(Common::SeekableReadStream *stream); + void draw(int x, int y); + void drawMasked(int x, int y); + + uint _width, _height; + + char *getName() { return _name; } + +private: + + char _name[64]; + + Graphics::ManagedSurface _surface; + +}; + +class Tile { +public: + + Tile(); + ~Tile(); + + Graphics::Surface load(Common::SeekableReadStream *stream); + void draw(int x, int y); + void drawMasked(int x, int y); + + uint32 _flags; + + char *getName() { return _name; } +private: + char _name[64]; + + Graphics::ManagedSurface _surface; +}; + +} // End of Namespace HDB + +#endif // !HDB_DRAW_MANAGER_H |