aboutsummaryrefslogtreecommitdiff
path: root/engines/sherlock/people.cpp
blob: 7686d52572c89df3976d0999a128345c72e25e6b (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
/* 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.
 *
 */

#include "sherlock/people.h"
#include "sherlock/sherlock.h"

namespace Sherlock {

// Walk speeds
#define MWALK_SPEED 2
#define XWALK_SPEED 4
#define YWALK_SPEED 1

// Characer animation sequences
static const uint8 CHARACTER_SEQUENCES[MAX_HOLMES_SEQUENCE][MAX_FRAME] = {
	{ 29, 1, 2, 3, 4, 5, 6, 7, 0 },		// Walk Right
	{ 22, 1, 2, 3, 4, 5, 6, 7, 0 },		// Walk Down
	{ 29, 1, 2, 3, 4, 5, 6, 7, 0 },		// Walk Left
	{ 15, 1, 2, 3, 4, 5, 6, 7, 0 },		// Walk Up
	{ 42, 1, 2, 3, 4, 5, 0 },			// Goto Stand Right
	{ 47, 1, 2, 3, 4, 5, 0 },			// Goto Stand Down
	{ 42, 1, 2, 3, 4, 5, 0 },			// Goto Stand Left
	{ 36, 1, 0 },						// Goto Stand Up
	{ 8, 1, 2, 3, 4, 5, 6, 7, 0 },		// Walk Up Right
	{ 1, 1, 2, 3, 4, 5, 6, 7, 0 },		// Walk Down Right
	{ 8, 1, 2, 3, 4, 5, 6, 7, 0 },		// Walk Up Left
	{ 1, 1, 2, 3, 4, 5, 6, 7, 0 },		// Walk Down Left
	{ 37, 1, 2, 3, 4, 5, 0 },			// Goto Stand Up Right
	{ 37, 1, 2, 3, 4, 5, 0 },			// Goto Stand Up Left
	{ 52, 1, 2, 3, 4, 0 },				// Goto Stand Down Right
	{ 52, 1, 2, 3, 4, 0 }				// Goto Stand Down Left
};

// Rose Tattoo walk image libraries
// Walk resources within WALK.LIB
#define NUM_IN_WALK_LIB 10            
const char *const WALK_LIB_NAMES[10] = {
	"SVGAWALK.VGS",
	"COATWALK.VGS",
	"WATSON.VGS",
	"NOHAT.VGS",
	"TUPRIGHT.VGS",
	"TRIGHT.VGS",
	"TDOWNRG.VGS",
	"TWUPRIGH.VGS",
	"TWRIGHT.VGS",
	"TWDOWNRG.VGS"
};

/*----------------------------------------------------------------*/

Person::Person() : Sprite(), _walkLoaded(false), _npcIndex(0), _npcStack(0), _npcPause(false)  {
	Common::fill(&_npcPath[0], &_npcPath[MAX_NPC_PATH], 0);
	_tempX = _tempScaleVal = 0;
}

void Person::clearNPC() {
	Common::fill(&_npcPath[0], &_npcPath[MAX_NPC_PATH], 0);
	_npcIndex = _npcStack = 0;
	_npcName = "";
}

void Person::updateNPC() {
	// TODO
}

/*----------------------------------------------------------------*/

People::People(SherlockEngine *vm) : _vm(vm), _player(_data[0]) {
	_holmesOn = true;
	_oldWalkSequence = -1;
	_allowWalkAbort = false;
	_portraitLoaded = false;
	_portraitsOn = true;
	_clearingThePortrait = false;
	_srcZone = _destZone = 0;
	_talkPics = nullptr;
	_portraitSide = 0;
	_speakerFlip = false;
	_holmesFlip = false;
	_holmesQuotient = 0;
	_hSavedPos = Common::Point(-1, -1);
	_hSavedFacing = -1;
	_forceWalkReload = false;
	_useWalkLib = false;
	_walkControl = 0;

	_portrait._sequences = new byte[32];
}

People::~People() {
	for (int idx = 0; idx < MAX_CHARACTERS; ++idx) {
		if (_data[idx]._walkLoaded)
			delete _data[PLAYER]._images;
	}

	delete _talkPics;
	delete[] _portrait._sequences;
}

void People::reset() {
	_data[0]._description = "Sherlock Holmes!";

	// Note: Serrated Scalpel only uses a single Person slot for Sherlock.. Watson is handled by scene sprites
	int count = IS_SERRATED_SCALPEL ? 1 : MAX_CHARACTERS;
	for (int idx = 0; idx < count; ++idx) {
		Sprite &p = _data[idx];

		p._type = (idx == 0) ? CHARACTER : INVALID;
		if (IS_SERRATED_SCALPEL)
			p._position = Point32(10000, 11000);
		else
			p._position = Point32(36000, 29000);

		p._sequenceNumber = STOP_DOWNRIGHT;
		p._imageFrame = nullptr;
		p._frameNumber = 1;
		p._delta = Common::Point(0, 0);
		p._oldPosition = Common::Point(0, 0);
		p._oldSize = Common::Point(0, 0);
		p._misc = 0;
		p._walkCount = 0;
		p._pickUp = "";
		p._allow = 0;
		p._noShapeSize = Common::Point(0, 0);
		p._goto = Common::Point(0, 0);
		p._status = 0;
		p._seqTo = 0;
		p._seqCounter = p._seqCounter2 = 0;
		p._seqStack = 0;
		p._gotoSeq = p._talkSeq = 0;
		p._restoreSlot = 0;
		p._startSeq = 0;
		p._altImages = nullptr;
		p._altSequences = 0;
		p._centerWalk = true;
		p._adjust = Common::Point(0, 0);

		// Load the default walk sequences
		p._oldWalkSequence = -1;
		p._walkSequences.clear();
		if (IS_SERRATED_SCALPEL) {
			p._walkSequences.resize(MAX_HOLMES_SEQUENCE);
			for (int seqIdx = 0; seqIdx < MAX_HOLMES_SEQUENCE; ++seqIdx) {
				p._walkSequences[seqIdx]._sequences.clear();

				const byte *pSrc = &CHARACTER_SEQUENCES[seqIdx][0];
				do {
					p._walkSequences[seqIdx]._sequences.push_back(*pSrc);
				} while (*pSrc++);
			}
		}
	}

	// Reset any walk path in progress when Sherlock leaves scenes
	_walkTo.clear();
}

bool People::loadWalk() {
	Resources &res = *_vm->_res;
	bool result = false;

	if (IS_SERRATED_SCALPEL) {
		if (_data[PLAYER]._walkLoaded) {
			return false;
		} else {
			_data[PLAYER]._images = new ImageFile("walk.vgs");
			_data[PLAYER].setImageFrame();
			_data[PLAYER]._walkLoaded = true;

			result = true;
		}
	} else {
		for (int idx = 0; idx < MAX_CHARACTERS; ++idx) {
			if (!_data[idx]._walkLoaded && (_data[idx]._type == CHARACTER || _data[idx]._type == HIDDEN_CHARACTER)) {
				if (_data[idx]._type == HIDDEN_CHARACTER)
					_data[idx]._type = INVALID;

				// See if this is one of the more used Walk Graphics stored in WALK.LIB
				for (int libNum = 0; libNum < NUM_IN_WALK_LIB; ++libNum) {
					if (!_data[0]._walkVGSName.compareToIgnoreCase(WALK_LIB_NAMES[libNum])) {
						_useWalkLib = true;
						break;
					}
				}

				// Load the images for the character
				_data[idx]._images = new ImageFile(_data[idx]._walkVGSName, false);
				_data[idx]._numFrames = _data[idx]._images->size();

				// Load walk sequence data
				Common::String fname = Common::String(_data[idx]._walkVGSName.c_str(), strchr(_data[idx]._walkVGSName.c_str(), '.'));
				fname += ".SEQ";

				// Load the walk sequence data
				Common::SeekableReadStream *stream = res.load(fname, _useWalkLib ? "walk.lib" : "vgs.lib");
				
				_data[idx]._walkSequences.resize(stream->readByte());

				for (uint seqNum = 0; seqNum < _data[idx]._walkSequences.size(); ++seqNum)
					_data[idx]._walkSequences[seqNum].load(*stream);

				// Close the sequences resource
				delete stream;
				_useWalkLib = false;

				_data[idx]._frameNumber = 0;
				_data[idx].setImageFrame();

				// Set the stop Frames pointers
				for (int dirNum = 0; dirNum < 8; ++dirNum) {
					int count = 0;
					while (_data[idx]._walkSequences[dirNum + 8][count] != 0)
						++count;
					count += 2;
					count = _data[idx]._walkSequences[dirNum + 8][count] - 1;
					_data[idx]._stopFrames[dirNum] = &(*_data[idx]._images)[count];
				}

				result = true;
				_data[idx]._walkLoaded = true;
			} else if (_data[idx]._type != CHARACTER) {
				_data[idx]._walkLoaded = false;
			}
		}
	}

	_forceWalkReload = false;
	return result;
}

bool People::freeWalk() {
	bool result = false;

	for (int idx = 0; idx < MAX_CHARACTERS; ++idx) {
		if (_data[idx]._walkLoaded) {
			delete _data[idx]._images;
			_data[idx]._images = nullptr;
			
			_data[idx]._walkLoaded = false;
			result = true;
		}
	}

	return result;
}

void People::setWalking() {
	Map &map = *_vm->_map;
	Scene &scene = *_vm->_scene;
	int oldDirection, oldFrame;
	Common::Point speed, delta;

	// Flag that player has now walked in the scene
	scene._walkedInScene = true;

	// Stop any previous walking, since a new dest is being set
	_player._walkCount = 0;
	oldDirection = _player._sequenceNumber;
	oldFrame = _player._frameNumber;

	// Set speed to use horizontal and vertical movement
	if (map._active) {
		speed = Common::Point(MWALK_SPEED, MWALK_SPEED);
	} else {
		speed = Common::Point(XWALK_SPEED, YWALK_SPEED);
	}

	// If the player is already close to the given destination that no
	// walking is needed, move to the next straight line segment in the
	// overall walking route, if there is one
	for (;;) {
		// Since we want the player to be centered on the destination they
		// clicked, but characters draw positions start at their left, move
		// the destination half the character width to draw him centered
		int temp;
		if (_walkDest.x >= (temp = _player._imageFrame->_frame.w / 2))
			_walkDest.x -= temp;

		delta = Common::Point(
			ABS(_player._position.x / 100 - _walkDest.x),
			ABS(_player._position.y / 100 - _walkDest.y)
		);

		// If we're ready to move a sufficient distance, that's it. Otherwise,
		// move onto the next portion of the walk path, if there is one
		if ((delta.x > 3 || delta.y > 0) || _walkTo.empty())
			break;

		// Pop next walk segment off the walk route stack
		_walkDest = _walkTo.pop();
	}

	// If a sufficient move is being done, then start the move
	if (delta.x > 3 || delta.y) {
		// See whether the major movement is horizontal or vertical
		if (delta.x >= delta.y) {
			// Set the initial frame sequence for the left and right, as well
			// as setting the delta x depending on direction
			if (_walkDest.x < (_player._position.x / 100)) {
				_player._sequenceNumber = (map._active ? (int)MAP_LEFT : (int)WALK_LEFT);
				_player._delta.x = speed.x * -100;
			} else {
				_player._sequenceNumber = (map._active ? (int)MAP_RIGHT : (int)WALK_RIGHT);
				_player._delta.x = speed.x * 100;
			}

			// See if the x delta is too small to be divided by the speed, since
			// this would cause a divide by zero error
			if (delta.x >= speed.x) {
				// Det the delta y
				_player._delta.y = (delta.y * 100) / (delta.x / speed.x);
				if (_walkDest.y < (_player._position.y / 100))
					_player._delta.y = -_player._delta.y;

				// Set how many times we should add the delta to the player's position
				_player._walkCount = delta.x / speed.x;
			} else {
				// The delta x was less than the speed (ie. we're really close to
				// the destination). So set delta to 0 so the player won't move
				_player._delta = Common::Point(0, 0);
				_player._position = Common::Point(_walkDest.x * 100, _walkDest.y * 100);
				_player._walkCount = 1;
			}

			// See if the sequence needs to be changed for diagonal walking
			if (_player._delta.y > 150) {
				if (!map._active) {
					switch (_player._sequenceNumber) {
					case WALK_LEFT:
						_player._sequenceNumber = WALK_DOWNLEFT;
						break;
					case WALK_RIGHT:
						_player._sequenceNumber = WALK_DOWNRIGHT;
						break;
					}
				}
			} else if (_player._delta.y < -150) {
				if (!map._active) {
					switch (_player._sequenceNumber) {
					case WALK_LEFT:
						_player._sequenceNumber = WALK_UPLEFT;
						break;
					case WALK_RIGHT:
						_player._sequenceNumber = WALK_UPRIGHT;
						break;
					}
				}
			}
		} else {
			// Major movement is vertical, so set the sequence for up and down,
			// and set the delta Y depending on the direction
			if (_walkDest.y < (_player._position.y / 100)) {
				_player._sequenceNumber = WALK_UP;
				_player._delta.y = speed.y * -100;
			} else {
				_player._sequenceNumber = WALK_DOWN;
				_player._delta.y = speed.y * 100;
			}

			// If we're on the overhead map, set the sequence so we keep moving
			// in the same direction
			if (map._active)
				_player._sequenceNumber = (oldDirection == -1) ? MAP_RIGHT : oldDirection;

			// Set the delta x
			_player._delta.x = (delta.x * 100) / (delta.y / speed.y);
			if (_walkDest.x < (_player._position.x / 100))
				_player._delta.x = -_player._delta.x;

			_player._walkCount = delta.y / speed.y;
		}
	}

	// See if the new walk sequence is the same as the old. If it's a new one,
	// we need to reset the frame number to zero so it's animation starts at
	// it's beginning. Otherwise, if it's the same sequence, we can leave it
	// as is, so it keeps the animation going at wherever it was up to
	if (_player._sequenceNumber != _oldWalkSequence)
		_player._frameNumber = 0;
	_oldWalkSequence = _player._sequenceNumber;

	if (!_player._walkCount)
		gotoStand(_player);

	// If the sequence is the same as when we started, then Holmes was
	// standing still and we're trying to re-stand him, so reset Holmes'
	// rame to the old frame number from before it was reset to 0
	if (_player._sequenceNumber == oldDirection)
		_player._frameNumber = oldFrame;
}

void People::gotoStand(Sprite &sprite) {
	Map &map = *_vm->_map;
	_walkTo.clear();
	sprite._walkCount = 0;

	switch (sprite._sequenceNumber) {
	case WALK_UP:
		sprite._sequenceNumber = STOP_UP;
		break;
	case WALK_DOWN:
		sprite._sequenceNumber = STOP_DOWN;
		break;
	case TALK_LEFT:
	case WALK_LEFT:
		sprite._sequenceNumber = STOP_LEFT;
		break;
	case TALK_RIGHT:
	case WALK_RIGHT:
		sprite._sequenceNumber = STOP_RIGHT;
		break;
	case WALK_UPRIGHT:
		sprite._sequenceNumber = STOP_UPRIGHT;
		break;
	case WALK_UPLEFT:
		sprite._sequenceNumber = STOP_UPLEFT;
		break;
	case WALK_DOWNRIGHT:
		sprite._sequenceNumber = STOP_DOWNRIGHT;
		break;
	case WALK_DOWNLEFT:
		sprite._sequenceNumber = STOP_DOWNLEFT;
		break;
	default:
		break;
	}

	// Only restart frame at 0 if the sequence number has changed
	if (_oldWalkSequence != -1 || sprite._sequenceNumber == STOP_UP)
		sprite._frameNumber = 0;

	if (map._active) {
		sprite._sequenceNumber = 0;
		_player._position.x = (map[map._charPoint].x -  6) * 100;
		_player._position.y = (map[map._charPoint].x + 10) * 100;
	}

	_oldWalkSequence = -1;
	_allowWalkAbort = true;
}

void People::walkToCoords(const Common::Point &destPos, int destDir) {
	Events &events = *_vm->_events;
	Scene &scene = *_vm->_scene;
	Talk &talk = *_vm->_talk;

	CursorId oldCursor = events.getCursor();
	events.setCursor(WAIT);

	_walkDest = Common::Point(destPos.x / 100 + 10, destPos.y / 100);
	_allowWalkAbort = true;
	goAllTheWay();

	// Keep calling doBgAnim until the walk is done
	do {
		events.pollEventsAndWait();
		scene.doBgAnim();
	} while (!_vm->shouldQuit() && _player._walkCount);

	if (!talk._talkToAbort) {
		// Put player exactly on destination position, and set direction
		_player._position = destPos;
		_player._sequenceNumber = destDir;
		gotoStand(_player);

		// Draw Holmes facing the new direction
		scene.doBgAnim();

		if (!talk._talkToAbort)
			events.setCursor(oldCursor);
	}
}

void People::goAllTheWay() {
	Scene &scene = *_vm->_scene;
	Common::Point srcPt(_player._position.x / 100 + _player.frameWidth() / 2,
		_player._position.y / 100);

	// Get the zone the player is currently in
	_srcZone = scene.whichZone(srcPt);
	if (_srcZone == -1)
		_srcZone = scene.closestZone(srcPt);

	// Get the zone of the destination
	_destZone = scene.whichZone(_walkDest);
	if (_destZone == -1) {
		_destZone = scene.closestZone(_walkDest);

		// The destination isn't in a zone
		if (_walkDest.x >= (SHERLOCK_SCREEN_WIDTH - 1))
			_walkDest.x = SHERLOCK_SCREEN_WIDTH - 2;

		// Trace a line between the centroid of the found closest zone to
		// the destination, to find the point at which the zone will be left
		const Common::Rect &destRect = scene._zones[_destZone];
		const Common::Point destCenter((destRect.left + destRect.right) / 2,
			(destRect.top + destRect.bottom) / 2);
		const Common::Point delta = _walkDest - destCenter;
		Common::Point pt(destCenter.x * 100, destCenter.y * 100);

		// Move along the line until the zone is left
		do {
			pt += delta;
		} while (destRect.contains(pt.x / 100, pt.y / 100));

		// Set the new walk destination to the last point that was in the
		// zone just before it was left
		_walkDest = Common::Point((pt.x - delta.x * 2) / 100,
			(pt.y - delta.y * 2) / 100);
	}

	// Only do a walk if both zones are acceptable
	if (_srcZone == -2 || _destZone == -2)
		return;

	// If the start and dest zones are the same, walk directly to the dest point
	if (_srcZone == _destZone) {
		setWalking();
	} else {
		// Otherwise a path needs to be formed from the path information
		int i = scene._walkDirectory[_srcZone][_destZone];

		// See if we need to use a reverse path
		if (i == -1)
			i = scene._walkDirectory[_destZone][_srcZone];

		int count = scene._walkData[i];
		++i;

		// See how many points there are between the src and dest zones
		if (!count || count == -1) {
			// There are none, so just walk to the new zone
			setWalking();
		} else {
			// There are points, so set up a multi-step path between points
			// to reach the given destination
			_walkTo.clear();

			if (scene._walkDirectory[_srcZone][_destZone] != -1) {
				i += 3 * (count - 1);
				for (int idx = 0; idx < count; ++idx, i -= 3) {
					_walkTo.push(Common::Point(READ_LE_UINT16(&scene._walkData[i]),
						scene._walkData[i + 2]));
				}
			} else {
				for (int idx = 0; idx < count; ++idx, i += 3) {
					_walkTo.push(Common::Point(READ_LE_UINT16(&scene._walkData[i]), scene._walkData[i + 2]));
				}
			}

			// Final position
			_walkTo.push(_walkDest);

			// Start walking
			_walkDest = _walkTo.pop();
			setWalking();
		}
	}
}

int People::findSpeaker(int speaker) {
	Scene &scene = *_vm->_scene;

	for (int idx = 0; idx < (int)scene._bgShapes.size(); ++idx) {
		Object &obj = scene._bgShapes[idx];

		if (obj._type == ACTIVE_BG_SHAPE) {
			Common::String name(obj._name.c_str(), obj._name.c_str() + 4);

			if (name.equalsIgnoreCase(_characters[speaker]._portrait)
				&& obj._name[4] >= '0' && obj._name[4] <= '9')
				return idx;
		}
	}

	return -1;
}

void People::clearTalking() {
	Scene &scene = *_vm->_scene;
	Screen &screen = *_vm->_screen;
	Talk &talk = *_vm->_talk;

	if (_portraitsOn) {
		Common::Point pt = _portrait._position;
		int width, height;
		_portrait._imageFrame = _talkPics ? &(*_talkPics)[0] : (ImageFrame *)nullptr;

		// Flag portrait for removal, and save the size of the frame to use erasing it
		_portrait._type = REMOVE;
		_portrait._delta.x = width = _portrait.frameWidth();
		_portrait._delta.y = height = _portrait.frameHeight();

		delete _talkPics;
		_talkPics = nullptr;

		// Flag to let the talk code know not to interrupt on the next doBgAnim
		_clearingThePortrait = true;
		scene.doBgAnim();
		_clearingThePortrait = false;

		screen.slamArea(pt.x, pt.y, width, height);

		if (!talk._talkToAbort)
			_portraitLoaded = false;
	}
}

void People::setTalking(int speaker) {
	Resources &res = *_vm->_res;

	// If no speaker is specified, then we can exit immediately
	if (speaker == -1)
		return;

	if (_portraitsOn) {
		delete _talkPics;
		Common::String filename = Common::String::format("%s.vgs", _characters[speaker]._portrait);
		_talkPics = new ImageFile(filename);

		// Load portrait sequences
		Common::SeekableReadStream *stream = res.load("sequence.txt");
		stream->seek(speaker * MAX_FRAME);

		int idx = 0;
		do {
			_portrait._sequences[idx] = stream->readByte();
			++idx;
		} while (idx < 2 || _portrait._sequences[idx - 2] || _portrait._sequences[idx - 1]);

		delete stream;

		_portrait._maxFrames = idx;
		_portrait._frameNumber = 0;
		_portrait._sequenceNumber = 0;
		_portrait._images = _talkPics;
		_portrait._imageFrame = &(*_talkPics)[0];
		_portrait._position = Common::Point(_portraitSide, 10);
		_portrait._delta = Common::Point(0, 0);
		_portrait._oldPosition = Common::Point(0, 0);
		_portrait._goto = Common::Point(0, 0);
		_portrait._flags = 5;
		_portrait._status = 0;
		_portrait._misc = 0;
		_portrait._allow = 0;
		_portrait._type = ACTIVE_BG_SHAPE;
		_portrait._name = " ";
		_portrait._description = " ";
		_portrait._examine = " ";
		_portrait._walkCount = 0;

		if (_holmesFlip || _speakerFlip) {
			_portrait._flags |= 2;

			_holmesFlip = false;
			_speakerFlip = false;
		}

		if (_portraitSide == 20)
			_portraitSide = 220;
		else
			_portraitSide = 20;

		_portraitLoaded = true;
	}
}

void People::synchronize(Common::Serializer &s) {
	s.syncAsByte(_holmesOn);

	if (IS_SERRATED_SCALPEL) {
		s.syncAsSint16LE(_player._position.x);
		s.syncAsSint16LE(_player._position.y);
		s.syncAsSint16LE(_player._sequenceNumber);
	} else {
		for (int idx = 0; idx < MAX_CHARACTERS; ++idx) {
			Person &p = _data[idx];
			s.syncAsSint16LE(p._position.x);
			s.syncAsSint16LE(p._position.y);
			s.syncAsSint16LE(p._sequenceNumber);
			s.syncAsSint16LE(p._type);
			s.syncString(p._walkVGSName);
			s.syncString(p._description);
			s.syncString(p._examine);
		}
	}

	s.syncAsSint16LE(_holmesQuotient);

	if (s.isLoading()) {
		_hSavedPos = _player._position;
		_hSavedFacing = _player._sequenceNumber;
	}
}

} // End of namespace Sherlock