aboutsummaryrefslogtreecommitdiff
path: root/engines/lure/res.cpp
blob: 63c4af8ec7e847f8e1ffddba118df7fef48a317f (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
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
/* 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 "lure/res.h"
#include "lure/disk.h"
#include "lure/scripts.h"
#include "lure/screen.h"
#include "lure/lure.h"
#include "common/endian.h"
#include "common/events.h"

namespace Lure {

using namespace Common;

static Resources *int_resources = NULL;

Resources &Resources::getReference() {
	return *int_resources;
}

Resources::Resources() {
	g_system->getEventManager()->registerRandomSource(_rnd, "lureResources");
	int_resources = this;
	reloadData();

	// Load the string list
	MemoryBlock *mb = Disk::getReference().getEntry(STRING_LIST_RESOURCE_ID);
	_stringList.load(mb);
	delete mb;
}

Resources::~Resources() {
	// Free up any loaded data
	freeData();

	// Free up constant data
	_stringList.clear();
}

void Resources::freeData() {
	_activeHotspots.clear();
	_roomData.clear();
	_hotspotData.clear();
	_hotspotOverrides.clear();
	_animData.clear();
	_exitJoins.clear();
	_delayList.clear();
	_charSchedules.clear();
	_randomActions.clear();
	_indexedRoomExitHospots.clear();
	_pausedList.clear();
	_actionsList.clear();
	_coordinateList.clear();
	_talkHeaders.clear();
	_talkData.clear();
	_giveTalkIds.clear();

	free(_hotspotScriptData);
	delete _paletteSubset;
	delete _scriptData;
	delete _script2Data;
	delete _talkDialogData;
	delete _messagesData;
	delete _cursors;
	delete [] _charOffsets;
}

struct AnimRecordTemp {
	uint16 *offset;
	MovementDataList *list;
};

void Resources::reset() {
	freeData();

	_fieldList.reset();
	reloadData();
}

void Resources::reloadData() {
	Disk &d = Disk::getReference();
	MemoryBlock *mb, *paths;
	uint16 *offset, offsetVal;
	uint16 recordId, startOffset;
	int ctr;
	uint16 *v;

	// Get the palette subset data
	_paletteSubset = new Palette(ALT_PALETTE_RESOURCE_ID);

	// Load room data 
	mb = d.getEntry(ROOM_DATA_RESOURCE_ID);
	paths = d.getEntry(ROOM_PATHS_RESOURCE_ID);

	offset = (uint16 *) mb->data();
	while ((offsetVal = READ_LE_UINT16(offset++)) != 0xffff) {
		if (offsetVal != 0) {
			// Get room resource
			RoomResource *rec = (RoomResource *) (mb->data() + offsetVal);

			RoomData *newEntry = new RoomData(rec, paths);
			_roomData.push_back(newEntry);

			uint8 numExits = rec->numExits;
			if (numExits > 0) {
				RoomExitResource *exitRes = (RoomExitResource *)
					(mb->data() + offsetVal + sizeof(RoomResource));

				for (uint16 exitCtr = 0; exitCtr < numExits; ++exitCtr, ++exitRes) {
					RoomExitData *exit = new RoomExitData(exitRes);
					newEntry->exits.push_back(exit);
				}
			}
		}
	}
	delete mb;
	delete paths;

	// Load room exits
	mb = d.getEntry(ROOM_EXITS_RESOURCE_ID);
	ctr = 0;
	for (;;) {
		offsetVal = READ_LE_UINT16(mb->data() + (ctr * 2));
		if (offsetVal == 0xffff) break;
		
		if (offsetVal != 0) {
			RoomData *room = getRoom(ctr);
			if (room) {
				RoomExitHotspotResource *re = (RoomExitHotspotResource *) 
					(mb->data() + offsetVal);
				while (READ_LE_UINT16(&re->hotspotId) != 0xffff) {
					RoomExitHotspotData *newEntry = new RoomExitHotspotData(re);
					room->exitHotspots.push_back(newEntry);
					++re;
				}
			}
		}
		++ctr;
	}
	delete mb;

	// Load room joins
	mb = d.getEntry(ROOM_EXIT_JOINS_RESOURCE_ID);
	RoomExitJoinResource *joinRec = (RoomExitJoinResource *) mb->data();
	while (READ_LE_UINT16(&joinRec->hotspot1Id) != 0xffff) {
		RoomExitJoinData *newEntry = new RoomExitJoinData(joinRec);
		_exitJoins.push_back(newEntry);

		GET_NEXT(joinRec, RoomExitJoinResource);
	}
	delete mb;

	// Load the hotspot list
	mb = d.getEntry(HOTSPOT_DATA_RESOURCE_ID);
	HotspotResource *hsRec = (HotspotResource *) mb->data();
	while (READ_LE_UINT16(&hsRec->hotspotId) != 0xffff) {
		HotspotData *newEntry = new HotspotData(hsRec);
		_hotspotData.push_back(newEntry);

		GET_NEXT(hsRec, HotspotResource);
	}
	delete mb;

	// Load the hotspot overrides
	mb = d.getEntry(HOTSPOT_OVERRIDE_DATA_RESOURCE_ID);
	HotspotOverrideResource *hsoRec = (HotspotOverrideResource *) mb->data();
	while (READ_LE_UINT16(&hsoRec->hotspotId) != 0xffff) {
		HotspotOverrideData *newEntry = new HotspotOverrideData(hsoRec);
		_hotspotOverrides.push_back(newEntry);
		++hsoRec;
	}
	delete mb;

	// Load the animation list
	mb = d.getEntry(ANIM_DATA_RESOURCE_ID);
	HotspotAnimResource *animRec = (HotspotAnimResource *) mb->data();
	while (READ_LE_UINT16(&animRec->animRecordId) != 0xffff) {
		HotspotAnimData *newEntry = new HotspotAnimData(animRec);
		_animData.push_back(newEntry);

		// Handle any direction frames
		AnimRecordTemp dirEntries[4] = {
			{&animRec->leftOffset, &newEntry->leftFrames},
			{&animRec->rightOffset, &newEntry->rightFrames},
			{&animRec->upOffset, &newEntry->upFrames},
			{&animRec->downOffset, &newEntry->downFrames}};
		for (int dirCtr = 0; dirCtr < 4; ++dirCtr) {
			offsetVal = READ_LE_UINT16(dirEntries[dirCtr].offset);
			if (offsetVal != 0) {
				MovementResource *moveRec = (MovementResource *)
					(mb->data() + offsetVal);
				while (READ_LE_UINT16(&moveRec->frameNumber) != 0xffff) {
					MovementData *newMove = new MovementData(moveRec);
					dirEntries[dirCtr].list->push_back(newMove);
					++moveRec;
				}
			}
		}

		++animRec;
	}
	delete mb;

	// Hotspot scripts
	mb = d.getEntry(HOTSPOT_SCRIPT_LIST_RESOURCE_ID);
	uint16 numEntries = mb->size() / 2;
	uint16 *srcVal = (uint16 *) mb->data();
	uint16 *destVal = _hotspotScriptData = (uint16 *) 
		Memory::alloc(numEntries * sizeof(uint16));
	for (ctr = 0; ctr < numEntries; ++ctr, ++srcVal, ++destVal) {
		*destVal = READ_LE_UINT16(srcVal);
	}
	delete mb;

	// Handle the hotspot action lists
	mb = d.getEntry(ACTION_LIST_RESOURCE_ID);
	v = (uint16 *) mb->data();
	while ((recordId = READ_LE_UINT16(v)) != 0xffff) {
		++v;
		offsetVal = READ_LE_UINT16(v);
		++v;

		HotspotActionList *list = new HotspotActionList(
			recordId, mb->data() + offsetVal);
		_actionsList.push_back(list);
	}
	delete mb;

	// Read in the talk data header
	mb = d.getEntry(TALK_HEADER_RESOURCE_ID);
	TalkHeaderResource *thHeader = (TalkHeaderResource *) mb->data();
	uint16 hotspotId;
	while ((hotspotId = READ_LE_UINT16(&thHeader->hotspotId)) != 0xffff) {
		uint16 *offsets = (uint16 *) (mb->data() + READ_LE_UINT16(&thHeader->offset));
		TalkHeaderData *newEntry = new TalkHeaderData(hotspotId, offsets);

		_talkHeaders.push_back(newEntry);
		++thHeader;
	}
	delete mb;

	// Read in the talk data entries
	mb = d.getEntry(TALK_DATA_RESOURCE_ID);
	
	// First get the list of give talk Ids
	v = (uint16 *) mb->data();

	for (int talkIndex = 0; talkIndex < NUM_GIVE_TALK_IDS; ++talkIndex)
		_giveTalkIds.push_back(READ_LE_UINT16(v++));

	// Get the following talk ata

	byte *dataStart = (byte *) v;
	TalkDataHeaderResource *tdHeader = (TalkDataHeaderResource *) dataStart;

	while ((recordId = READ_LE_UINT16(&tdHeader->recordId)) != 0xffff) {
		TalkData *data = new TalkData(recordId);

		TalkDataResource *entry = (TalkDataResource *) (dataStart + READ_LE_UINT16(&tdHeader->listOffset));
		while (READ_LE_UINT16(&entry->preSequenceId) != 0xffff) {
			TalkEntryData *newEntry = new TalkEntryData(entry);
			data->entries.push_back(newEntry);
			++entry;
		}

		entry = (TalkDataResource *) (dataStart + READ_LE_UINT16(&tdHeader->responsesOffset));
		while (READ_LE_UINT16(&entry->preSequenceId) != 0xffff) {
			TalkEntryData *newEntry = new TalkEntryData(entry);
			data->responses.push_back(newEntry);
			++entry;
		}

		_talkData.push_back(data);
		++tdHeader;
	}
	delete mb;

	// Load in the list of room exit coordinates
	mb = d.getEntry(EXIT_COORDINATES_RESOURCE_ID);
	RoomExitCoordinateEntryResource *coordRec = (RoomExitCoordinateEntryResource *) mb->data();	
	while (READ_LE_UINT16(coordRec) != 0xffff) {
		RoomExitCoordinates *newEntry = new RoomExitCoordinates(coordRec);
		_coordinateList.push_back(newEntry);
		++coordRec;
	}
	delete mb;

	// Load the set of NPC schedules
	mb = d.getEntry(NPC_SCHEDULES_RESOURCE_ID);

	// Load the lookup list of support data indexes used in the script engine
	numCharOffsets = 0;
	offset = (uint16 *) mb->data();
	while (READ_LE_UINT16(offset++) != 0xffff) ++numCharOffsets;
	_charOffsets = new uint16[numCharOffsets];
	offset = (uint16 *) mb->data();
	for (ctr = 0; ctr < numCharOffsets; ++ctr, ++offset) 
		_charOffsets[ctr] = READ_LE_UINT16(offset);

	// Next load up the list of random actions your follower can do in each room

	++offset;
	while (READ_LE_UINT16(offset) != 0xffff) {
		RandomActionSet *actionSet = new RandomActionSet(offset);
		_randomActions.push_back(actionSet);
	}

	// Loop through loading the schedules
	ctr = 0;
	while ((startOffset = READ_LE_UINT16(++offset)) != 0xffff) {
		CharacterScheduleResource *res = (CharacterScheduleResource *) (mb->data() + startOffset);
		CharacterScheduleSet *newEntry = new CharacterScheduleSet(res, ++ctr);
		_charSchedules.push_back(newEntry);
	}
	delete mb;

	// Load the list of room exit hotspot Ids
	mb = d.getEntry(EXIT_HOTSPOT_ID_LIST);
	RoomExitIndexedHotspotResource *indexedRec = (RoomExitIndexedHotspotResource *) mb->data();
	while (READ_LE_UINT16(indexedRec) != 0xffff) {
		_indexedRoomExitHospots.push_back(new RoomExitIndexedHotspotData(indexedRec));
		indexedRec++;
	}

	// Initialise delay list
	_delayList.clear(true);

	// Load miscellaneous data
	_cursors = d.getEntry(CURSOR_RESOURCE_ID);
	_scriptData = d.getEntry(SCRIPT_DATA_RESOURCE_ID);
	_script2Data = d.getEntry(SCRIPT2_DATA_RESOURCE_ID);
	_messagesData = d.getEntry(MESSAGES_LIST_RESOURCE_ID);
	_talkDialogData = d.getEntry(TALK_DIALOG_RESOURCE_ID);

	_activeTalkData = NULL;
	_currentAction = NONE;
	_talkState = TALK_NONE;
	_talkSelection = 0;
	_talkStartEntry = 0;
	_talkDetails.active = false;
	_talkingCharacter = 0;
}

RoomExitJoinData *Resources::getExitJoin(uint16 hotspotId) {
	RoomExitJoinList::iterator i;
	
	for (i = _exitJoins.begin(); i != _exitJoins.end(); ++i) {
		RoomExitJoinData *rec = *i;
		if ((rec->hotspots[0].hotspotId == hotspotId) || (rec->hotspots[1].hotspotId == hotspotId))
			return rec;
	}

	return NULL;
}

uint16 Resources::getHotspotScript(uint16 index) {
	return _hotspotScriptData[index];
}

RoomData *Resources::getRoom(uint16 roomNumber) {
	RoomDataList::iterator i;

	for (i = _roomData.begin(); i != _roomData.end(); ++i) {
		RoomData *rec = *i;
		if (rec->roomNumber == roomNumber) return rec;
		++rec;
	}

	return NULL;
}

bool Resources::checkHotspotExtent(HotspotData *hotspot) {
	uint16 roomNum = hotspot->roomNumber;
	RoomData *room = getRoom(roomNum);
	return (hotspot->startX >= room->clippingXStart) && ((room->clippingXEnd == 0) || 
			(hotspot->startX + 32 < room->clippingXEnd));
}

void Resources::insertPaletteSubset(Palette &p) {
	p.palette()->copyFrom(_paletteSubset->palette(), 0, 129*4, 60*4);
	p.palette()->copyFrom(_paletteSubset->palette(), 60*4, 220*4, 8*4);
}

HotspotData *Resources::getHotspot(uint16 hotspotId) {
	HotspotDataList::iterator i;

	for (i = _hotspotData.begin(); i != _hotspotData.end(); ++i) {
		HotspotData *rec = *i;
		if (rec->hotspotId == hotspotId) return rec;
	}

	return NULL;
}

Hotspot *Resources::getActiveHotspot(uint16 hotspotId) {
	HotspotList::iterator i;

	for (i = _activeHotspots.begin(); i != _activeHotspots.end(); ++i) {
		Hotspot *rec = *i;
		if (rec->hotspotId() == hotspotId) return rec;
	}

	return NULL;
}


HotspotOverrideData *Resources::getHotspotOverride(uint16 hotspotId) {
	HotspotOverrideList::iterator i;

	for (i = _hotspotOverrides.begin(); i != _hotspotOverrides.end(); ++i) {
		HotspotOverrideData *rec = *i;
		if (rec->hotspotId == hotspotId) return rec;
	}

	return NULL;
}

HotspotAnimData *Resources::getAnimation(uint16 animRecordId) {
	HotspotAnimList::iterator i;

	for (i = _animData.begin(); i != _animData.end(); ++i) {
		HotspotAnimData *rec = *i;
		if (rec->animRecordId == animRecordId) return rec;
	}

	return NULL;
}

int Resources::getAnimationIndex(HotspotAnimData *animData) {
	HotspotAnimList::iterator i;
	int index = 0;

	for (i = _animData.begin(); i != _animData.end(); ++i, ++index) {
		HotspotAnimData *rec = *i;
		if (rec == animData)
			return index;
	}

	return -1;
}

uint16 Resources::getHotspotAction(uint16 actionsOffset, Action action) {
	HotspotActionList *list = _actionsList.getActions(actionsOffset);
	uint16 offset = (!list) ? 0 : list->getActionOffset(action);
	debugC(ERROR_DETAILED, kLureDebugHotspots, 
		"Resources::getHotspotAction actionsOffset=%xh result=%xh", actionsOffset, offset);
	return offset;
}

TalkHeaderData *Resources::getTalkHeader(uint16 hotspotId) {
	TalkHeaderList::iterator i;
	for (i = _talkHeaders.begin(); i != _talkHeaders.end(); ++i) {
		TalkHeaderData *rec = *i;
		if (rec->characterId == hotspotId) return rec;
	}
	return NULL;
}

HotspotActionList *Resources::getHotspotActions(uint16 actionsOffset) {
	return _actionsList.getActions(actionsOffset);
}

void Resources::setTalkingCharacter(uint16 id) {
	Resources &res = Resources::getReference();

	if (_talkingCharacter != 0) {
		deactivateHotspot(_talkingCharacter, true);
		HotspotData *charHotspot = res.getHotspot(_talkingCharacter);
		assert(charHotspot);
		charHotspot->talkDestCharacterId = 0;

		if (_talkingCharacter != id) 
			charHotspot->talkCountdown = 0;
	}

	_talkingCharacter = id; 
	
	if (_talkingCharacter != 0) {
		Hotspot *character = getActiveHotspot(id);
		assert(character);

		// Add the special "voice" animation above the character
		Hotspot *hotspot = new Hotspot(character, VOICE_ANIM_IDX);
		addHotspot(hotspot);
	}
}
uint16 englishLoadOffsets[] = {0x3afe, 0x41BD, 0x7167, 0x7172, 0x8617, 0x88ac, 0};

Hotspot *Resources::activateHotspot(uint16 hotspotId) {
	HotspotData *res = getHotspot(hotspotId);
	if (!res) return NULL;
	res->roomNumber &= 0x7fff; // clear any suppression bit in room #

	// Make sure that the hotspot isn't already active
	Hotspot *h = getActiveHotspot(hotspotId);
	if (h != NULL)
		return h;

	// Check the script load flag
	if (res->scriptLoadFlag) {
		// Execute a script rather than doing a standard load
		Script::execute(res->loadOffset);
	} else {
		// Standard load
		bool loadFlag = true;
		uint16 talkIndex;

		switch (res->loadOffset) {
		case 1:
			// Copy protection check - since the game is freeware now, ignore it
			loadFlag = false;
			break;

		case 2:
			// Empty handler used to prevent loading hotspots that
			// are yet to be active (such as the straw fire)
			loadFlag = false;
			break;

		case 3:
		case 4:
			// Standard animation load
			break;

		case 5:
			// Custom loader used by the notice hotspot 42ah in room #20
			talkIndex = _fieldList.getField(TALK_INDEX);
			if ((talkIndex < 8) || (talkIndex >= 14))
				// Don't load hotspot
				loadFlag = false;
			else
				// Make the notice be on-screen
				res->startY = 85;    
			break;

		case 6:
			// Torch in room #1
			loadFlag = _fieldList.getField(TORCH_HIDE) == 0;
			break;

		default:
			// All others simply activate the hotspot
			warning("Hotspot %d uses unknown load offset index %d",
				res->hotspotId, res->loadOffset);
		}

		if (loadFlag) {
			Hotspot *hotspot = addHotspot(hotspotId);
			assert(hotspot);

			// Special post-load handling
			if (res->loadOffset == 3) hotspot->setPersistant(true);
			if (res->loadOffset == 5) hotspot->handleTalkDialog();
			
			// TODO: Figure out why there's a room set in the animation decode for a range of characters,
			// particularly since it doesn't seem to match what happens in-game
			/*
			if ((hotspot->hotspotId() >= RATPOUCH_ID) &&
				(hotspot->hotspotId() < FIRST_NONCHARACTER_ID) &&
				(hotspot->roomNumber() < 42)) {
				// Start wandering characters off in room 24
				hotspot->setRoomNumber(24);
				hotspot->setPosition(64, 116);
				_fieldList.wanderingCharsLoaded() = true;
			}
			*/

			return hotspot;
		}
	}

	return NULL;
}

Hotspot *Resources::addHotspot(uint16 hotspotId) {
	HotspotData *hData = getHotspot(hotspotId);
	assert(hData);
	Hotspot *hotspot = new Hotspot(hData);
	_activeHotspots.push_back(hotspot);

	if (hotspotId < FIRST_NONCHARACTER_ID) { 
		// Default characters to facing upwards until they start moving
		hotspot->setDirection(UP);
		hotspot->setCharRectY(0);
	}

	return hotspot;
}

void Resources::addHotspot(Hotspot *hotspot) {
	_activeHotspots.push_back(hotspot);
}

void Resources::deactivateHotspot(uint16 hotspotId, bool isDestId) {
	HotspotList::iterator i = _activeHotspots.begin();

	while (i != _activeHotspots.end()) {
		Hotspot *h = *i;
		if ((!isDestId && (h->hotspotId() == hotspotId)) ||
			(isDestId && (h->destHotspotId() == hotspotId) && (h->hotspotId() == 0xffff))) {
			_activeHotspots.erase(i);
			break;
		}
		
		i++;
	}
}

void Resources::deactivateHotspot(Hotspot *hotspot) {
	HotspotList::iterator i = _activeHotspots.begin();

	while (i != _activeHotspots.end()) {
		Hotspot *h = *i;
		if (h == hotspot) {
			_activeHotspots.erase(i);
			break;
		}
		
		i++;
	}
}

uint16 Resources::numInventoryItems() {
	uint16 numItems = 0;
	HotspotDataList &list = _hotspotData;
	HotspotDataList::iterator i;
	for (i = list.begin(); i != list.end(); ++i) {
		HotspotData *rec = *i;
		if (rec->roomNumber == PLAYER_ID) ++numItems;
	}

	return numItems;
}

void Resources::copyCursorTo(Surface *s, uint8 cursorNum, int16 x, int16 y) {
	byte *pSrc = getCursor(cursorNum);
	byte *pDest = s->data().data() + (y * FULL_SCREEN_WIDTH) + x;

	for (int yP = 0; yP < CURSOR_HEIGHT; ++yP) {
		for (int xP = 0; xP < CURSOR_WIDTH; ++xP) {
			if (*pSrc != 0) *pDest = *pSrc;
			++pSrc;
			++pDest;
		}
		pDest += FULL_SCREEN_WIDTH - CURSOR_WIDTH;
	}
}

void Resources::setTalkData(uint16 offset) {
	if (offset == 0) {
		_activeTalkData = NULL;
		return;
	}

	TalkDataList::iterator i;
	for (i = _talkData.begin(); i != _talkData.end(); ++i) {
		TalkData *rec = *i;
		if (rec->recordId == offset) {
			_activeTalkData = rec;
			return;
		}
	}

	error("Unknown talk entry offset %d requested", offset);
}

void Resources::saveToStream(Common::WriteStream *stream) {
	// Save basic fields
	stream->writeUint16LE(_talkingCharacter);

	// Save sublist data
	_hotspotData.saveToStream(stream);
	_activeHotspots.saveToStream(stream);
	_fieldList.saveToStream(stream);
	_randomActions.saveToStream(stream);
	_barmanLists.saveToStream(stream);
	_exitJoins.saveToStream(stream);
	_roomData.saveToStream(stream);
	_delayList.saveToStream(stream);
}

void Resources::loadFromStream(Common::ReadStream *stream) {
	uint8 saveVersion = LureEngine::getReference().saveVersion();

	if (saveVersion >= 26) {
		debugC(ERROR_DETAILED, kLureDebugScripts, "Loading resource data");
		_talkingCharacter = stream->readUint16LE();
	} else {
		_talkingCharacter = 0;
	}

	debugC(ERROR_DETAILED, kLureDebugScripts, "Loading hotspot data");
	_hotspotData.loadFromStream(stream);
	debugC(ERROR_DETAILED, kLureDebugScripts, "Loading active hotspots");
	_activeHotspots.loadFromStream(stream);
	debugC(ERROR_DETAILED, kLureDebugScripts, "Loading fields");
	_fieldList.loadFromStream(stream);
	debugC(ERROR_DETAILED, kLureDebugScripts, "Loading random actions");
	_randomActions.loadFromStream(stream);
	debugC(ERROR_DETAILED, kLureDebugScripts, "Loading barman lists");
	_barmanLists.loadFromStream(stream);
	debugC(ERROR_DETAILED, kLureDebugScripts, "Loading room exit joins");
	_exitJoins.loadFromStream(stream);
	debugC(ERROR_DETAILED, kLureDebugScripts, "Loading walkable paths");
	_roomData.loadFromStream(stream);
	debugC(ERROR_DETAILED, kLureDebugScripts, "Loading delay list");
	_delayList.loadFromStream(stream); 
	debugC(ERROR_DETAILED, kLureDebugScripts, "Finished loading");
}

} // end of namespace Lure