mirror of
https://github.com/libretro/scummvm.git
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148 lines
3.4 KiB
C++
148 lines
3.4 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#ifndef AGI_PICTURE_H
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#define AGI_PICTURE_H
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#include "agi/agi.h"
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namespace Agi {
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#define _DEFAULT_WIDTH 160
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#define _DEFAULT_HEIGHT 168
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/**
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* AGI picture resource.
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*/
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struct AgiPicture {
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uint32 flen; /**< size of raw data */
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uint8 *rdata; /**< raw vector image data */
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};
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// AGI picture version
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enum AgiPictureVersion {
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AGIPIC_C64,
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AGIPIC_V1,
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AGIPIC_V15,
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AGIPIC_V2
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};
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enum AgiPictureFlags {
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kPicFNone = (1 << 0),
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kPicFCircle = (1 << 1),
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kPicFStep = (1 << 2),
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kPicFf3Stop = (1 << 3),
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kPicFf3Cont = (1 << 4),
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kPicFTrollMode = (1 << 5)
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};
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class AgiBase;
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class GfxMgr;
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class PictureMgr {
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AgiBase *_vm;
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GfxMgr *_gfx;
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private:
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void drawLine(int x1, int y1, int x2, int y2);
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void dynamicDrawLine();
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void absoluteDrawLine();
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INLINE int isOkFillHere(int x, int y);
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void agiFill(unsigned int x, unsigned int y);
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void xCorner(bool skipOtherCoords = false);
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void yCorner(bool skipOtherCoords = false);
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void fill();
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int plotPatternPoint(int x, int y, int bitpos);
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void plotBrush();
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uint8 nextByte() { return _data[_foffs++]; }
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public:
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PictureMgr(AgiBase *agi, GfxMgr *gfx);
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void putVirtPixel(int x, int y);
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int decodePicture(int n, int clear, bool agi256 = false, int pic_width = _DEFAULT_WIDTH, int pic_height = _DEFAULT_HEIGHT);
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int decodePicture(byte* data, uint32 length, int clear, int pic_width = _DEFAULT_WIDTH, int pic_height = _DEFAULT_HEIGHT);
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int unloadPicture(int);
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void drawPicture();
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void showPic(int x = 0, int y = 0, int pic_width = _DEFAULT_WIDTH, int pic_height = _DEFAULT_HEIGHT);
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uint8 *convertV3Pic(uint8 *src, uint32 len);
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void plotPattern(int x, int y); // public because it's used directly by preagi
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void setPattern(uint8 code, uint8 num);
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void setPictureVersion(AgiPictureVersion version);
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void setPictureData(uint8 *data, int len = 4096);
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void setPictureFlags(int flags) { _flags = flags; }
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void clear();
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void setOffset(int offX, int offY) {
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_xOffset = offX;
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_yOffset = offY;
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}
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void setDimensions(int w, int h) {
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_width = w;
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_height = h;
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}
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void putPixel(int x, int y, uint8 color) {
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_scrColor = color;
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_priOn = false;
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_scrOn = true;
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putVirtPixel(x, y);
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}
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private:
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uint8 *_data;
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uint32 _flen;
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uint32 _foffs;
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uint8 _patCode;
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uint8 _patNum;
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uint8 _priOn;
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uint8 _scrOn;
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uint8 _scrColor;
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uint8 _priColor;
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uint8 _minCommand;
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AgiPictureVersion _pictureVersion;
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int _width, _height;
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int _xOffset, _yOffset;
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int _flags;
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int _currentStep;
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};
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} // End of namespace Agi
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#endif /* AGI_PICTURE_H */
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