aboutsummaryrefslogtreecommitdiff
path: root/engines/mohawk/cursors.cpp
blob: 3fdc4c46b0dab234998ae6973d27b0a2e19b4bbb (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
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
/* 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 "mohawk/bitmap.h"
#include "mohawk/cursors.h"
#include "mohawk/resource.h"
#include "mohawk/graphics.h"
#include "mohawk/myst.h"
#include "mohawk/riven_cursors.h"

#include "common/macresman.h"
#include "common/ne_exe.h"
#include "common/system.h"
#include "graphics/cursorman.h"

namespace Mohawk {

static const byte s_bwPalette[] = {
	0x00, 0x00, 0x00,	0x00,	// Black
	0xFF, 0xFF, 0xFF,	0x00	// White
};

void CursorManager::showCursor() {
	CursorMan.showMouse(true);
}

void CursorManager::hideCursor() {
	CursorMan.showMouse(false);
}

void CursorManager::setDefaultCursor() {
	static const byte defaultCursor[] = {
		1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
		1, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
		1, 2, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0,
		1, 2, 2, 2, 1, 0, 0, 0, 0, 0, 0, 0,
		1, 2, 2, 2, 2, 1, 0, 0, 0, 0, 0, 0,
		1, 2, 2, 2, 2, 2, 1, 0, 0, 0, 0, 0,
		1, 2, 2, 2, 2, 2, 2, 1, 0, 0, 0, 0,
		1, 2, 2, 2, 2, 2, 2, 2, 1, 0, 0, 0,
		1, 2, 2, 2, 2, 2, 2, 2, 2, 1, 0, 0,
		1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 0,
		1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1,
		1, 2, 2, 2, 1, 2, 2, 1, 0, 0, 0, 0,
		1, 2, 2, 1, 1, 2, 2, 1, 0, 0, 0, 0,
		1, 2, 1, 0, 1, 1, 2, 2, 1, 0, 0, 0,
		1, 1, 0, 0, 0, 1, 2, 2, 1, 0, 0, 0,
		1, 0, 0, 0, 0, 0, 1, 2, 2, 1, 0, 0,
		0, 0, 0, 0, 0, 0, 1, 2, 2, 1, 0, 0,
		0, 0, 0, 0, 0, 0, 0, 1, 2, 2, 1, 0,
		0, 0, 0, 0, 0, 0, 0, 1, 2, 2, 1, 0,
		0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0
	};

	CursorMan.replaceCursor(defaultCursor, 12, 20, 0, 0, 0);
	CursorMan.replaceCursorPalette(s_bwPalette, 1, 2);
}

void CursorManager::setCursor(uint16 id) {
	// For the base class, just use the default cursor always
	setDefaultCursor();
}

void CursorManager::decodeMacXorCursor(Common::SeekableReadStream *stream, byte *cursor) {
	assert(stream);
	assert(cursor);

	// Get black and white data
	for (int i = 0; i < 32; i++) {
		byte imageByte = stream->readByte();
		for (int b = 0; b < 8; b++)
			cursor[i * 8 + b] = (imageByte & (0x80 >> b)) ? 1 : 2;
	}

	// Apply mask data
	for (int i = 0; i < 32; i++) {
		byte imageByte = stream->readByte();
		for (int b = 0; b < 8; b++)
			if ((imageByte & (0x80 >> b)) == 0)
				cursor[i * 8 + b] = 0;
	}
}

void DefaultCursorManager::setCursor(uint16 id) {
	// The Broderbund devs decided to rip off the Mac format, it seems.
	// However, they reversed the x/y hotspot. That makes it totally different!!!!

	Common::SeekableReadStream *stream = _vm->getResource(_tag, id);

	byte cursorBitmap[16 * 16];
	decodeMacXorCursor(stream, cursorBitmap);
	uint16 hotspotY = stream->readUint16BE();
	uint16 hotspotX = stream->readUint16BE();

	CursorMan.replaceCursor(cursorBitmap, 16, 16, hotspotX, hotspotY, 0);
	CursorMan.replaceCursorPalette(s_bwPalette, 1, 2);

	delete stream;
}

MystCursorManager::MystCursorManager(MohawkEngine_Myst *vm) : _vm(vm) {
	_bmpDecoder = new MystBitmap();
}

MystCursorManager::~MystCursorManager() {
	delete _bmpDecoder;
}

void MystCursorManager::showCursor() {
	CursorMan.showMouse(true);
	_vm->_needsUpdate = true;
}

void MystCursorManager::hideCursor() {
	CursorMan.showMouse(false);
	_vm->_needsUpdate = true;
}

void MystCursorManager::setCursor(uint16 id) {
	// Both Myst and Myst ME use the "MystBitmap" format for cursor images.
	MohawkSurface *mhkSurface = _bmpDecoder->decodeImage(_vm->getResource(ID_WDIB, id));
	Graphics::Surface *surface = mhkSurface->getSurface();
	Common::SeekableReadStream *clrcStream = _vm->getResource(ID_CLRC, id);
	uint16 hotspotX = clrcStream->readUint16LE();
	uint16 hotspotY = clrcStream->readUint16LE();
	delete clrcStream;

	// Myst ME stores some cursors as 24bpp images instead of 8bpp
	if (surface->bytesPerPixel == 1) {
		CursorMan.replaceCursor((byte *)surface->pixels, surface->w, surface->h, hotspotX, hotspotY, 0);
		CursorMan.replaceCursorPalette(mhkSurface->getPalette(), 0, 256);
	} else {
		Graphics::PixelFormat pixelFormat = g_system->getScreenFormat();
		CursorMan.replaceCursor((byte *)surface->pixels, surface->w, surface->h, hotspotX, hotspotY, pixelFormat.RGBToColor(255, 255, 255), 1, &pixelFormat);
	}

	_vm->_needsUpdate = true;
	delete mhkSurface;
}

void MystCursorManager::setDefaultCursor() {
	setCursor(kDefaultMystCursor);
}

void RivenCursorManager::setCursor(uint16 id) {
	// All of Riven's cursors are hardcoded. See riven_cursors.h for these definitions.

	switch (id) {
	case 1002:
		// Zip Mode
		CursorMan.replaceCursor(s_zipModeCursor, 16, 16, 8, 8, 0);
		CursorMan.replaceCursorPalette(s_zipModeCursorPalette, 1, ARRAYSIZE(s_zipModeCursorPalette) / 4);
		break;
	case 2003:
		// Hand Over Object
		CursorMan.replaceCursor(s_objectHandCursor, 16, 16, 8, 8, 0);
		CursorMan.replaceCursorPalette(s_handCursorPalette, 1, ARRAYSIZE(s_handCursorPalette) / 4);
		break;
	case 2004:
		// Grabbing/Using Object
		CursorMan.replaceCursor(s_grabbingHandCursor, 13, 13, 6, 6, 0);
		CursorMan.replaceCursorPalette(s_handCursorPalette, 1, ARRAYSIZE(s_handCursorPalette) / 4);
		break;
	case 3000:
		// Standard Hand
		CursorMan.replaceCursor(s_standardHandCursor, 15, 16, 6, 0, 0);
		CursorMan.replaceCursorPalette(s_handCursorPalette, 1, ARRAYSIZE(s_handCursorPalette) / 4);
		break;
	case 3001:
		// Pointing Left
		CursorMan.replaceCursor(s_pointingLeftCursor, 15, 13, 0, 3, 0);
		CursorMan.replaceCursorPalette(s_handCursorPalette, 1, ARRAYSIZE(s_handCursorPalette) / 4);
		break;
	case 3002:
		// Pointing Right
		CursorMan.replaceCursor(s_pointingRightCursor, 15, 13, 14, 3, 0);
		CursorMan.replaceCursorPalette(s_handCursorPalette, 1, ARRAYSIZE(s_handCursorPalette) / 4);
		break;
	case 3003:
		// Pointing Down (Palm Up)
		CursorMan.replaceCursor(s_pointingDownCursorPalmUp, 13, 16, 3, 15, 0);
		CursorMan.replaceCursorPalette(s_handCursorPalette, 1, ARRAYSIZE(s_handCursorPalette) / 4);
		break;
	case 3004:
		// Pointing Up (Palm Up)
		CursorMan.replaceCursor(s_pointingUpCursorPalmUp, 13, 16, 3, 0, 0);
		CursorMan.replaceCursorPalette(s_handCursorPalette, 1, ARRAYSIZE(s_handCursorPalette) / 4);
		break;
	case 3005:
		// Pointing Left (Curved)
		CursorMan.replaceCursor(s_pointingLeftCursorBent, 15, 13, 0, 5, 0);
		CursorMan.replaceCursorPalette(s_handCursorPalette, 1, ARRAYSIZE(s_handCursorPalette) / 4);
		break;
	case 3006:
		// Pointing Right (Curved)
		CursorMan.replaceCursor(s_pointingRightCursorBent, 15, 13, 14, 5, 0);
		CursorMan.replaceCursorPalette(s_handCursorPalette, 1, ARRAYSIZE(s_handCursorPalette) / 4);
		break;
	case 3007:
		// Pointing Down (Palm Down)
		CursorMan.replaceCursor(s_pointingDownCursorPalmDown, 15, 16, 7, 15, 0);
		CursorMan.replaceCursorPalette(s_handCursorPalette, 1, ARRAYSIZE(s_handCursorPalette) / 4);
		break;
	case 4001:
		// Red Marble
		CursorMan.replaceCursor(s_redMarbleCursor, 12, 12, 5, 5, 0);
		CursorMan.replaceCursorPalette(s_redMarbleCursorPalette, 1, ARRAYSIZE(s_redMarbleCursorPalette) / 4);
		break;
	case 4002:
		// Orange Marble
		CursorMan.replaceCursor(s_orangeMarbleCursor, 12, 12, 5, 5, 0);
		CursorMan.replaceCursorPalette(s_orangeMarbleCursorPalette, 1, ARRAYSIZE(s_orangeMarbleCursorPalette) / 4);
		break;
	case 4003:
		// Yellow Marble
		CursorMan.replaceCursor(s_yellowMarbleCursor, 12, 12, 5, 5, 0);
		CursorMan.replaceCursorPalette(s_yellowMarbleCursorPalette, 1, ARRAYSIZE(s_yellowMarbleCursorPalette) / 4);
		break;
	case 4004:
		// Green Marble
		CursorMan.replaceCursor(s_greenMarbleCursor, 12, 12, 5, 5, 0);
		CursorMan.replaceCursorPalette(s_greenMarbleCursorPalette, 1, ARRAYSIZE(s_greenMarbleCursorPalette) / 4);
		break;
	case 4005:
		// Blue Marble
		CursorMan.replaceCursor(s_blueMarbleCursor, 12, 12, 5, 5, 0);
		CursorMan.replaceCursorPalette(s_blueMarbleCursorPalette, 1, ARRAYSIZE(s_blueMarbleCursorPalette) / 4);
		break;
	case 4006:
		// Violet Marble
		CursorMan.replaceCursor(s_violetMarbleCursor, 12, 12, 5, 5, 0);
		CursorMan.replaceCursorPalette(s_violetMarbleCursorPalette, 1, ARRAYSIZE(s_violetMarbleCursorPalette) / 4);
		break;
	case 5000:
		// Pellet
		CursorMan.replaceCursor(s_pelletCursor, 8, 8, 4, 4, 0);
		CursorMan.replaceCursorPalette(s_pelletCursorPalette, 1, ARRAYSIZE(s_pelletCursorPalette) / 4);
		break;
	case 9000:
		// Hide Cursor
		CursorMan.showMouse(false);
		break;
	default:
		error("Cursor %d does not exist!", id);
	}

	if (id != 9000) // Show Cursor
		CursorMan.showMouse(true);

	// Should help in cases where we need to hide the cursor immediately.
	g_system->updateScreen();
}

void RivenCursorManager::setDefaultCursor() {
	setCursor(kRivenMainCursor);
}

NECursorManager::NECursorManager(const Common::String &appName) {
	_exe = new Common::NEResources();

	if (!_exe->loadFromEXE(appName)) {
		// Not all have cursors anyway, so this is not a problem
		delete _exe;
		_exe = 0;
	}
}

NECursorManager::~NECursorManager() {
	delete _exe;
}

void NECursorManager::setCursor(uint16 id) {
	if (!_exe) {
		Common::Array<Common::NECursorGroup> cursors = _exe->getCursors();

		for (uint32 i = 0; i < cursors.size(); i++) {
			if (cursors[i].id == id) {
				Common::NECursor *cursor = cursors[i].cursors[0];
				CursorMan.replaceCursor(cursor->getSurface(), cursor->getWidth(), cursor->getHeight(), cursor->getHotspotX(), cursor->getHotspotY(), 0);
				CursorMan.replaceCursorPalette(cursor->getPalette(), 0, 256);
				return;
			}
		}
	}

	// Last resort (not all have cursors)
	setDefaultCursor();
}

MacCursorManager::MacCursorManager(const Common::String &appName) {
	if (!appName.empty()) {
		_resFork = new Common::MacResManager();

		if (!_resFork->open(appName)) {
			// Not all have cursors anyway, so this is not a problem
			delete _resFork;
			_resFork = 0;
		}
	}
}

MacCursorManager::~MacCursorManager() {
	delete _resFork;
}

void MacCursorManager::setCursor(uint16 id) {
	if (!_resFork) {
		setDefaultCursor();
		return;
	}

	Common::SeekableReadStream *stream = _resFork->getResource(MKID_BE('CURS'), id);

	if (!stream) {
		setDefaultCursor();
		return;
	}

	byte cursorBitmap[16 * 16];
	decodeMacXorCursor(stream, cursorBitmap);
	uint16 hotspotX = stream->readUint16BE();
	uint16 hotspotY = stream->readUint16BE();

	CursorMan.replaceCursor(cursorBitmap, 16, 16, hotspotX, hotspotY, 0);
	CursorMan.replaceCursorPalette(s_bwPalette, 1, 2);

	delete stream;
}

} // End of namespace Mohawk