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
|
/* 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.
*
* $URL$
* $Id$
*
*/
#include "graphics/cursorman.h"
#include "common/util.h"
#include "common/events.h"
#include "sci/sci.h"
#include "sci/engine/state.h"
#include "sci/tools.h"
#include "sci/gui/gui_palette.h"
#include "sci/gui/gui_view.h"
#include "sci/gui/gui_cursor.h"
namespace Sci {
SciGuiCursor::SciGuiCursor(ResourceManager *resMan, SciGuiPalette *palette)
: _resMan(resMan), _palette(palette) {
_rawBitmap = NULL;
setPosition(Common::Point(160, 150)); // TODO: how is that different in 640x400 games?
setMoveZone(Common::Rect(0, 0, 320, 200)); // TODO: hires games
}
SciGuiCursor::~SciGuiCursor() {
}
void SciGuiCursor::show() {
CursorMan.showMouse(true);
}
void SciGuiCursor::hide() {
CursorMan.showMouse(false);
}
void SciGuiCursor::setShape(GuiResourceId resourceId) {
Resource *resource;
byte *resourceData;
Common::Point hotspot = Common::Point(0, 0);
byte colorMapping[4];
int16 x, y;
byte color;
int16 maskA, maskB;
byte *pOut;
if (resourceId == -1) {
// no resourceId given, so we actually hide the cursor
hide();
return;
}
// Load cursor resource...
resource = _resMan->findResource(ResourceId(kResourceTypeCursor, resourceId), false);
if (!resource)
error("cursor resource %d not found", resourceId);
if (resource->size != SCI_CURSOR_SCI0_RESOURCESIZE)
error("cursor resource %d has invalid size", resourceId);
resourceData = resource->data;
// hotspot is specified for SCI1 cursors
hotspot.x = READ_LE_UINT16(resourceData);
hotspot.y = READ_LE_UINT16(resourceData + 2);
// bit 0 of resourceData[3] is set on <SCI1 games, which means center hotspot
if ((hotspot.x == 0) && (hotspot.y == 256))
hotspot.x = hotspot.y = SCI_CURSOR_SCI0_HEIGHTWIDTH / 2;
// Now find out what colors we are supposed to use
colorMapping[0] = 0; // Black is hardcoded
colorMapping[1] = _palette->matchColor(&_palette->_sysPalette, 255, 255, 255); // White
colorMapping[2] = SCI_CURSOR_SCI0_TRANSPARENCYCOLOR;
colorMapping[3] = _palette->matchColor(&_palette->_sysPalette, 170, 170, 170); // Grey
// Seek to actual data
resourceData += 4;
if (!_rawBitmap)
_rawBitmap = new byte[SCI_CURSOR_SCI0_HEIGHTWIDTH*SCI_CURSOR_SCI0_HEIGHTWIDTH];
pOut = _rawBitmap;
for (y = 0; y < SCI_CURSOR_SCI0_HEIGHTWIDTH; y++) {
maskA = READ_LE_UINT16(resourceData + (y << 1));
maskB = READ_LE_UINT16(resourceData + 32 + (y << 1));
for (x = 0; x < SCI_CURSOR_SCI0_HEIGHTWIDTH; x++) {
color = (((maskA << x) & 0x8000) | (((maskB << x) >> 1) & 0x4000)) >> 14;
*pOut++ = colorMapping[color];
}
}
CursorMan.replaceCursor(_rawBitmap, SCI_CURSOR_SCI0_HEIGHTWIDTH, SCI_CURSOR_SCI0_HEIGHTWIDTH, hotspot.x, hotspot.y, SCI_CURSOR_SCI0_TRANSPARENCYCOLOR);
CursorMan.showMouse(true);
}
void SciGuiCursor::setPosition(Common::Point pos) {
g_system->warpMouse(pos.x, pos.y);
}
Common::Point SciGuiCursor::getPosition() {
return g_system->getEventManager()->getMousePos();
}
void SciGuiCursor::refreshPosition() {
bool clipped = false;
Common::Point mousePoint = getPosition();
if (mousePoint.x < _moveZone.left) {
mousePoint.x = _moveZone.left;
clipped = true;
} else if (mousePoint.x >= _moveZone.right) {
mousePoint.x = _moveZone.right - 1;
clipped = true;
}
if (mousePoint.y < _moveZone.top) {
mousePoint.y = _moveZone.top;
clipped = true;
} else if (mousePoint.y >= _moveZone.bottom) {
mousePoint.y = _moveZone.bottom - 1;
clipped = true;
}
// FIXME: Do this only when mouse is grabbed?
if (clipped)
g_system->warpMouse(mousePoint.x, mousePoint.y);
}
} // End of namespace Sci
|
