aboutsummaryrefslogtreecommitdiff
path: root/scumm/wiz_he.h
blob: 6be4761501a0267ae007b5c6f794c99a619dfeb5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
/* ScummVM - Scumm Interpreter
 * Copyright (C) 2001  Ludvig Strigeus
 * Copyright (C) 2001-2005 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.
 *
 * $Header$
 *
 */
 
#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 xmapNum;
	int paletteNum;
};

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 fileWriteMode;
	int angle;
	int zoom;
	int xmapNum;
	int unk_160;
	int unk_164;
	int resDefImgW;
	int resDefImgH;
	int unk_178;
	uint8 remapColor[256];
	uint8 remapIndex[256];
	int remapNum;
	int dstResNum;
	byte fillColor;
	Common::Rect box2;
	WizImage img;
};

enum WizImageFlags {
	kWIFHasPalette = 0x1,
	kWIFRemapPalette = 0x2,
	kWIFPrint = 0x4,
	kWIFBlitToFrontVideoBuffer = 0x8,
	kWIFMarkBufferDirty = 0x10,
	kWIFBlitToMemBuffer = 0x20,
	kWIFIsPolygon = 0x40,
	kWIFFlipX = 0x400,
	kWIFFlipY = 0x800
};

enum WizProcessFlags {
	kWPFSetPos = 0x1,
	kWPFZoom = 0x8,
	kWPFRotate = 0x10,
	kWPFNewFlags = 0x20,
	kWPFRemapPalette = 0x40,
	kWPFClipBox = 0x200,
	kWPFNewState = 0x400,
	kWPFUseFile = 0x800,
	kWPFUseDefImgWidth = 0x2000,
	kWPFUseDefImgHeight = 0x4000,
	kWPFPaletteNum = 0x8000,
	kWPFDstResNum = 0x10000,
	kWPFFillColor = 0x20000,
	kWPFClipBox2 = 0x40000
};

struct Wiz {
	enum {
		NUM_POLYGONS = 200,
		NUM_IMAGES   = 255
	};

	WizImage _images[NUM_IMAGES];
	uint16 _imagesNum;
	WizPolygon _polygons[NUM_POLYGONS];
	
	Wiz();
	void imageNumClear();
	Common::Rect _rectOverride;
	bool _rectOverrideEnabled;

	void polygonClear();
	void polygonLoad(const uint8 *polData);
	void polygonStore(int id, bool flag, int vert1x, int vert1y, int vert2x, int vert2y, int vert3x, int vert3y, int vert4x, int vert4y);
	void polygonCalcBoundBox(Common::Point *vert, int numVerts, Common::Rect & bound);
	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 polygonRotatePoints(Common::Point *pts, int num, int alpha);

	static void copyAuxImage(uint8 *dst1, uint8 *dst2, const uint8 *src, int dstw, int dsth, int srcx, int srcy, int srcw, int srch);	
	static void copyWizImage(uint8 *dst, const uint8 *src, int dstw, int dsth, int srcx, int srcy, int srcw, int srch, const Common::Rect *rect);
	static 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);
	static 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