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wiz_he.h

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2001  Ludvig Strigeus
 * Copyright (C) 2001-2004 The ScummVM project 
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * $Header: /cvsroot/scummvm/scummvm/scumm/wiz_he.h,v 2.1.2.1 2005/03/12 14:21:57 kirben Exp $
 *
 */
 
#ifndef WIZ_HE_H
#define WIZ_HE_H

#include "common/rect.h"

namespace Scumm {

struct WizPolygon {
      Common::Point vert[5];
      Common::Rect bound;
      int id;
      int numVerts;
      bool flag;
};

struct WizImage {
      int resNum;
      int x1;
      int y1;
      int flags;
      int state;
      int unk;
};

struct WizParameters {
      byte filename[260];
      Common::Rect box;
      int processFlags;
      int processMode;
      int unk_11C;
      int unk_120;
      int unk_124;
      int unk_128;
      int unk_12C;
      int unk_130;
      int unk_134;
      int unk_138;
      int compType;
      int unk_14C;
      int angle;
      int zoom;
      int unk_15C;
      int unk_160;
      int unk_164;
      int resDefImgW;
      int resDefImgH;
      int unk_174;
      int unk_178;
      uint8 remapColor[256];
      uint8 remapIndex[256];
      int remapNum;
      int unk_380;
      byte fillColor;
      Common::Rect box2;
      WizImage img;
};

struct Wiz {
      enum {
            FW_PRINT   = 0x4,
            FW_MEM     = 0x20,
            FW_POLYGON = 0x40,
            FW_XFLIP   = 0x400,
            FW_YFLIP   = 0x800
      };
      
      enum {
            NUM_POLYGONS = 200,
            NUM_IMAGES   = 255
      };

      WizImage _images[NUM_IMAGES];
      uint16 _imagesNum;
      WizPolygon _polygons[NUM_POLYGONS];
      
      Wiz();

      void polygonStore(int id, bool flag, int vert1x, int vert1y, int vert2x, int vert2y, int vert3x, int vert3y, int vert4x, int vert4y);
      void polygonErase(int fromId, int toId);
      int polygonHit(int id, int x, int y);
      bool polygonDefined(int id);
      bool polygonContains(const WizPolygon &pol, int x, int y);
      
      void copyAuxImage(uint8 *dst1, uint8 *dst2, const uint8 *src, int dstw, int dsth, int srcx, int srcy, int srcw, int srch);    
      void copyWizImage(uint8 *dst, const uint8 *src, int dstw, int dsth, int srcx, int srcy, int srcw, int srch, const Common::Rect *rect);
      void copyRawWizImage(uint8 *dst, const uint8 *src, int dstw, int dsth, int srcx, int srcy, int srcw, int srch, const Common::Rect *rect, int flags, const uint8 *palPtr, int transColor);
      void decompressWizImage(uint8 *dst, int dstPitch, const Common::Rect &dstRect, const uint8 *src, const Common::Rect &srcRect, const uint8 *imagePal = NULL);
      int isWizPixelNonTransparent(const uint8 *data, int x, int y, int w, int h);
      uint8 getWizPixelColor(const uint8 *data, int x, int y, int w, int h, uint8 color);
      uint8 getRawWizPixelColor(const uint8 *data, int x, int y, int w, int h, uint8 color);
      void computeWizHistogram(uint32 *histogram, const uint8 *data, const Common::Rect *srcRect);
      void computeRawWizHistogram(uint32 *histogram, const uint8 *data, int srcPitch, const Common::Rect *srcRect);
};

} // End of namespace Scumm

#endif

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