aboutsummaryrefslogtreecommitdiff
path: root/engines/kyra/wsamovie.h
blob: 71402badb7c7bc2031d6a604d88d7081f2045fbf (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
/* ScummVM - Scumm Interpreter
 * Copyright (C) 2004-2006 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * $URL$
 * $Id$
 *
 */

#ifndef WSAMOVIES_H
#define WSAMOVIES_H

#include "kyra/resource.h"

namespace Audio {
class AppendableAudioStream;
class SoundHandle;
} // end of namespace Audio

namespace Kyra {
class KyraEngine;

class Movie {
public:
	Movie(KyraEngine *vm) : _x(-1), _y(-1), _drawPage(-1), _vm(vm), _opened(false) {}
	virtual ~Movie() {}

	virtual bool opened() { return _opened; }

	virtual void open(const char *filename, int offscreen, uint8 *palette) = 0;
	virtual void close() = 0;

	virtual int frames() = 0;

	virtual void displayFrame(int frameNum) = 0;

	virtual void setX(int x) { _x = x; }
	virtual void setY(int y) { _y = y; }
	virtual void setDrawPage(int page) { _drawPage = page; }
protected:
	KyraEngine *_vm;
	bool _opened;
	
	int _x, _y;
	int _drawPage;
};

class WSAMovieV1 : public Movie {
public:
	WSAMovieV1(KyraEngine *vm);
	virtual ~WSAMovieV1();

	virtual void open(const char *filename, int offscreen, uint8 *palette);
	virtual void close();

	virtual int frames() { return _opened ? _numFrames : -1; }

	virtual void displayFrame(int frameNum);
protected:
	virtual void processFrame(int frameNum, uint8 *dst);

	enum WSAFlags {
		WF_OFFSCREEN_DECODE = 0x10,
		WF_NO_FIRST_FRAME = 0x40,
		WF_HAS_PALETTE = 0x100
	};

	uint16 _currentFrame;
	uint16 _numFrames;
	uint16 _width;
	uint16 _height;
	uint16 _flags;
	uint8 *_deltaBuffer;
	uint32 _deltaBufferSize;
	uint8 *_offscreenBuffer;
	uint32 *_frameOffsTable;
	uint8 *_frameData;
};

class KyraEngine_v3;

// it could be possible that Kyrandia2 uses exactly the same format
class WSAMovieV3 : public WSAMovieV1 {
public:
	WSAMovieV3(KyraEngine_v3 *vm);
	
	void open(const char *filename, int unk1, uint8 *palette);
	
	void setX(int x) { _x = x + _xAdd; }
	void setY(int y) { _y = y + _yAdd; }
	
	int xAdd() const { return _xAdd; }
	int yAdd() const { return _yAdd; }
	
	int width() const { return _width; }
	int height() const { return _height; }
protected:
	KyraEngine_v3 *_vm3;
	
	int16 _xAdd;
	int16 _yAdd;
};

} // end of namespace Kyra

#endif