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
148
149
150
151
152
153
154
|
/* 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 ACCESS_SCREEN_H
#define ACCESS_SCREEN_H
#include "common/scummsys.h"
#include "common/rect.h"
#include "common/stream.h"
#include "access/asurface.h"
namespace Access {
class AccessEngine;
#define PALETTE_COUNT 256
#define PALETTE_SIZE (256 * 3)
struct ScreenSave {
int _clipWidth;
int _clipHeight;
int _windowXAdd;
int _windowYAdd;
Common::Point _scroll;
int _scrollCol;
int _scrollRow;
Common::Point _bufferStart;
int _screenYOff;
};
class Screen: public ASurface {
private:
AccessEngine *_vm;
byte _tempPalette[PALETTE_SIZE];
byte _rawPalette[PALETTE_SIZE];
byte _savedPalettes[2][PALETTE_SIZE];
int _savedPaletteCount;
int _vesaCurrentWin;
int _currentPanel;
Common::Point _msVirtualOffset;
Common::Point _virtualOffsetsTable[4];
bool _hideFlag;
ScreenSave _screenSave;
void updatePalette();
public:
int _vesaMode;
bool _loadPalFlag;
int _startColor, _numColors;
Common::Point _bufferStart;
int _scrollCol, _scrollRow;
int _windowXAdd, _windowYAdd;
int _screenYOff;
byte _manPal[0x60];
byte _scaleTable1[256];
byte _scaleTable2[256];
int _vWindowWidth;
int _vWindowHeight;
int _vWindowBytesWide;
int _bufferBytesWide;
int _vWindowLinesTall;
public:
Screen(AccessEngine *vm);
virtual ~Screen() {}
void setDisplayScan();
void setPanel(int num);
/**
* Update the underlying screen
*/
void updateScreen();
/**
* Fade out screen
*/
void forceFadeOut();
/**
* Fade in screen
*/
void forceFadeIn();
void fadeOut() { forceFadeOut(); }
void fadeIn() { forceFadeIn(); }
void clearScreen() { clearBuffer(); }
/**
* Set the initial palette
*/
void setInitialPalettte();
void loadPalette(Common::SeekableReadStream *stream);
void loadPalette(int fileNum, int subfile);
void setPalette();
void loadRawPalette(Common::SeekableReadStream *stream);
void savePalette();
void restorePalette();
/**
* Copy a buffer to the screen
*/
void copyBuffer(const byte *data);
void setBufferScan();
void setScaleTable(int scale);
/**
* Save all the screen display state variables
*/
void saveScreen();
/**
* Restores previously saved screen display state variables
*/
void restoreScreen();
void moveBufferLeft();
void moveBufferDown();
void moveBufferUp();
};
} // End of namespace Access
#endif /* ACCESS_SCREEN_H */
|
