aboutsummaryrefslogtreecommitdiff
path: root/engines/sci/graphics/text16.cpp
blob: 98081807160d3df1dd63fa8dc8518e64b9ab5a95 (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
/* 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 "common/util.h"
#include "common/stack.h"
#include "graphics/primitives.h"

#include "sci/sci.h"
#include "sci/engine/state.h"
#include "sci/graphics/cache.h"
#include "sci/graphics/coordadjuster.h"
#include "sci/graphics/ports.h"
#include "sci/graphics/paint16.h"
#include "sci/graphics/font.h"
#include "sci/graphics/screen.h"
#include "sci/graphics/text16.h"

namespace Sci {

GfxText16::GfxText16(GfxCache *cache, GfxPorts *ports, GfxPaint16 *paint16, GfxScreen *screen)
	: _cache(cache), _ports(ports), _paint16(paint16), _screen(screen) {
	init();
}

GfxText16::~GfxText16() {
}

void GfxText16::init() {
	_font = NULL;
	_codeFonts = NULL;
	_codeFontsCount = 0;
	_codeColors = NULL;
	_codeColorsCount = 0;
}

GuiResourceId GfxText16::GetFontId() {
	return _ports->_curPort->fontId;
}

GfxFont *GfxText16::GetFont() {
	if ((_font == NULL) || (_font->getResourceId() != _ports->_curPort->fontId))
		_font = _cache->getFont(_ports->_curPort->fontId);

	return _font;
}

void GfxText16::SetFont(GuiResourceId fontId) {
	if ((_font == NULL) || (_font->getResourceId() != fontId))
		_font = _cache->getFont(fontId);

	_ports->_curPort->fontId = _font->getResourceId();
	_ports->_curPort->fontHeight = _font->getHeight();
}

void GfxText16::ClearChar(int16 chr) {
	if (_ports->_curPort->penMode != 1)
		return;
	Common::Rect rect;
	rect.top = _ports->_curPort->curTop;
	rect.bottom = rect.top + _ports->_curPort->fontHeight;
	rect.left = _ports->_curPort->curLeft;
	rect.right = rect.left + GetFont()->getCharWidth(chr);
	_paint16->eraseRect(rect);
}

// This internal function gets called as soon as a '|' is found in a text. It
// will process the encountered code and set new font/set color.
// Returns textcode character count.
int16 GfxText16::CodeProcessing(const char *&text, GuiResourceId orgFontId, int16 orgPenColor, bool doingDrawing) {
	const char *textCode = text;
	int16 textCodeSize = 0;
	char curCode;
	signed char curCodeParm;

	// Find the end of the textcode
	while ((++textCodeSize) && (*text != 0) && (*text++ != 0x7C)) { }

	// possible TextCodes:
	//  c -> sets textColor to current port pen color
	//  cX -> sets textColor to _textColors[X-1]
	curCode = textCode[0];
	curCodeParm = strtol(textCode+1, NULL, 10);
	if (!Common::isDigit(textCode[1])) {
		curCodeParm = -1;
	}
	switch (curCode) {
	case 'c': // set text color
		if (curCodeParm == -1) {
			_ports->_curPort->penClr = orgPenColor;
		} else {
			if (curCodeParm < _codeColorsCount) {
				_ports->_curPort->penClr = _codeColors[curCodeParm];
			}
		}
		break;
	case 'f': // set text font
		if (curCodeParm == -1) {
			SetFont(orgFontId);
		} else {
			if (curCodeParm < _codeFontsCount) {
				SetFont(_codeFonts[curCodeParm]);
			}
		}
		break;
	case 'r': // reference (used in pepper)
		if (doingDrawing) {
			if (_codeRefTempRect.top == -1) {
				// Starting point
				_codeRefTempRect.top = _ports->_curPort->curTop;
				_codeRefTempRect.left = _ports->_curPort->curLeft;
			} else {
				// End point reached
				_codeRefTempRect.bottom = _ports->_curPort->curTop + _ports->_curPort->fontHeight;
				_codeRefTempRect.right = _ports->_curPort->curLeft;
				_codeRefRects.push_back(_codeRefTempRect);
				_codeRefTempRect.left = _codeRefTempRect.top = -1;
			}
		}
		break;
	}
	return textCodeSize;
}

// Has actually punctuation and characters in it, that may not be the first in a line
// SCI1 didn't check for exclamation nor question marks, us checking for those too shouldn't be bad
static const uint16 text16_shiftJIS_punctuation[] = {
	0x4181,	0x4281, 0x7681, 0x7881, 0x4981, 0x4881, 0
};

// Table from Quest for Glory 1 PC-98 (SCI01)
// has pronunciation and small combining form characters on top (details right after this table)
static const uint16 text16_shiftJIS_punctuation_SCI01[] = {
	0x9F82, 0xA182, 0xA382, 0xA582, 0xA782, 0xC182, 0xE182, 0xE382, 0xE582, 0xEC82,	0x4083, 0x4283,
	0x4483, 0x4683, 0x4883, 0x6283, 0x8383, 0x8583, 0x8783, 0x8E83, 0x9583, 0x9683,	0x5B81, 0x4181,
	0x4281, 0x7681, 0x7881, 0x4981, 0x4881, 0
};

// Police Quest 2 (SCI0) only checked for: 0x4181, 0x4281, 0x7681, 0x7881, 0x4981, 0x4881
// Castle of Dr. Brain/King's Quest 5/Space Quest 4 (SCI1) only checked for: 0x4181, 0x4281, 0x7681, 0x7881

// SCI0/SCI01/SCI1:
// 0x4181 -> comma,                 0x4281 -> period / full stop
// 0x7681 -> ending quotation mark, 0x7881 -> secondary quotation mark

// SCI0/SCI01:
// 0x4981 -> exclamation mark,      0x4881 -> question mark

// SCI01 (Quest for Glory only):
// 0x9F82, 0xA182, 0xA382, 0xA582, 0xA782 -> specifies vowel part of prev. hiragana char or pronunciation/extension of vowel
// 0xC182 -> pronunciation
// 0xE182, 0xE382, 0xE582, 0xEC82 -> small combining form of hiragana
// 0x4083, 0x4283, 0x4483, 0x4683, 0x4883 -> small combining form of katagana
// 0x6283 -> glottal stop / sokuon
// 0x8383, 0x8583 0x8783, 0x8E83 -> small combining form of katagana
// 0x9583 -> combining form
// 0x9683 -> abbreviation for the kanji (ka), the counter for months, places or provisions
// 0x5b81 -> low line / underscore (full width)


// return max # of chars to fit maxwidth with full words, does not include
// breaking space
//  Also adjusts text pointer to the new position for the caller
//
// Special cases in games:
//  Laura Bow 2 - Credits in the game menu - all the text lines start with spaces (bug #5159)
//                Act 6 Coroner questionaire - the text of all control buttons has trailing spaces
//                                              "Detective Ryan Hanrahan O'Riley" contains even more spaces (bug #5334)
//  Conquests of Camelot - talking with Cobb - one text box of the dialogue contains a longer word,
//                                              that will be broken into 2 lines (bug #5159)
int16 GfxText16::GetLongest(const char *&textPtr, int16 maxWidth, GuiResourceId orgFontId) {
	uint16 curChar = 0;
	const char *textStartPtr = textPtr;
	const char *lastSpacePtr = NULL;
	int16 lastSpaceCharCount = 0;
	int16 curCharCount = 0, resultCharCount = 0;
	uint16 curWidth = 0, tempWidth = 0;
	GuiResourceId previousFontId = GetFontId();
	int16 previousPenColor = _ports->_curPort->penClr;

	GetFont();
	if (!_font)
		return 0;

	for (;;) {
		curChar = (*(const byte *)textPtr);
		if (_font->isDoubleByte(curChar)) {
			curChar |= (*(const byte *)(textPtr + 1)) << 8;
		}
		switch (curChar) {
		case 0x7C:
			if (getSciVersion() >= SCI_VERSION_1_1) {
				curCharCount++; textPtr++;
				curCharCount += CodeProcessing(textPtr, orgFontId, previousPenColor, false);
				continue;
			}
			break;

		// We need to add 0xD, 0xA and 0xD 0xA to curCharCount and then exit
		//  which means, we split text like for example
		//  - 'Mature, experienced software analyst available.' 0xD 0xA
		//    'Bug installation a proven speciality. "No version too clean."' (normal game text, this is from lsl2)
		//  - 0xA '-------' 0xA (which is the official sierra subtitle separator) (found in multilingual versions)
		//  Sierra did it the same way.
		case 0xD:
			// Check, if 0xA is following, if so include it as well
			if ((*(const byte *)(textPtr + 1)) == 0xA) {
				curCharCount++; textPtr++;
			}
			// fall through
		case 0xA:
		case 0x9781: // this one is used by SQ4/japanese as line break as well (was added for SCI1/PC98)
			curCharCount++; textPtr++;
			if (curChar > 0xFF) {
				// skip another byte in case char is double-byte (PC-98)
				curCharCount++; textPtr++;
			}
			// fall through
		case 0:
			SetFont(previousFontId);
			_ports->penColor(previousPenColor);
			return curCharCount;

		case ' ':
			lastSpaceCharCount = curCharCount; // return count up to (but not including) breaking space
			lastSpacePtr = textPtr + 1; // remember position right after the current space
			break;
		}
		tempWidth += _font->getCharWidth(curChar);

		// Width is too large? -> break out
		if (tempWidth > maxWidth)
			break;

		// still fits, remember width
		curWidth = tempWidth;

		// go to next character
		curCharCount++; textPtr++;
		if (curChar > 0xFF) {
			// Double-Byte
			curCharCount++; textPtr++;
		 }
	}

	if (lastSpaceCharCount) {
		// Break and at least one space was found before that
		resultCharCount = lastSpaceCharCount;

		// additionally skip over all spaces, that are following that space, but don't count them for displaying purposes
		textPtr = lastSpacePtr;
		while (*textPtr == ' ')
			textPtr++;

	} else {
		// Break without spaces found, we split the very first word - may also be Kanji/Japanese
		if (curChar > 0xFF) {
			// current charracter is Japanese

			// PC-9801 SCI actually added the last character, which shouldn't fit anymore, still onto the
			//  screen in case maxWidth wasn't fully reached with the last character
			if (( maxWidth - 1 ) > curWidth) {
				curCharCount += 2; textPtr += 2;

				curChar = (*(const byte *)textPtr);
				if (_font->isDoubleByte(curChar)) {
					curChar |= (*(const byte *)(textPtr + 1)) << 8;
				}
			}

			// But it also checked, if the current character is not inside a punctuation table and it even
			//  went backwards in case it found multiple ones inside that table.
			// Note: PQ2 PC-98 only went back 1 character and not multiple ones
			uint nonBreakingPos = 0;

			const uint16 *punctuationTable;

			if (getSciVersion() != SCI_VERSION_01) {
				punctuationTable = text16_shiftJIS_punctuation;
			} else {
				// Quest for Glory 1 PC-98 only
				punctuationTable = text16_shiftJIS_punctuation_SCI01;
			}

			for (;;) {
				// Look up if character shouldn't be the first on a new line
				nonBreakingPos = 0;
				while (punctuationTable[nonBreakingPos]) {
					if (punctuationTable[nonBreakingPos] == curChar)
						break;
					nonBreakingPos++;
				}
				if (!punctuationTable[nonBreakingPos]) {
					// character is fine
					break;
				}
				// Character is not acceptable, seek backward in the text
				curCharCount -= 2; textPtr -= 2;
				if (textPtr < textStartPtr)
					error("Seeking back went too far, data corruption?");

				curChar = (*(const byte *)textPtr);
				if (!_font->isDoubleByte(curChar))
					error("Non double byte while seeking back");
				curChar |= (*(const byte *)(textPtr + 1)) << 8;
			}

			if (curChar == 0x4081) {
				// Skip over alphabetic double-byte space
				// This was introduced for SCI1
				// Happens in Castle of Dr. Brain PC-98 in room 120, when looking inside the mirror
				// (game mentions Mixed Up Fairy Tales and uses English letters for that)
				textPtr += 2;
			}
		}

		// We split the word in that case
		resultCharCount = curCharCount;
	}
	SetFont(previousFontId);
	_ports->penColor(previousPenColor);
	return resultCharCount;
}

void GfxText16::Width(const char *text, int16 from, int16 len, GuiResourceId orgFontId, int16 &textWidth, int16 &textHeight, bool restoreFont) {
	uint16 curChar;
	GuiResourceId previousFontId = GetFontId();
	int16 previousPenColor = _ports->_curPort->penClr;

	textWidth = 0; textHeight = 0;

	GetFont();
	if (_font) {
		text += from;
		while (len--) {
			curChar = (*(const byte *)text++);
			if (_font->isDoubleByte(curChar)) {
				curChar |= (*(const byte *)text++) << 8;
				len--;
			}
			switch (curChar) {
			case 0x0A:
			case 0x0D:
			case 0x9781: // this one is used by SQ4/japanese as line break as well
				textHeight = MAX<int16> (textHeight, _ports->_curPort->fontHeight);
				break;
			case 0x7C:
				if (getSciVersion() >= SCI_VERSION_1_1) {
					len -= CodeProcessing(text, orgFontId, 0, false);
					break;
				}
			default:
				textHeight = MAX<int16> (textHeight, _ports->_curPort->fontHeight);
				textWidth += _font->getCharWidth(curChar);
			}
		}
	}
	// When calculating size, we do not restore font because we need the current (code modified) font active
	//  If we are drawing this is called inbetween, so font needs to get restored
	//  If we are calculating size of just one fixed string (::StringWidth), then we need to restore
	if (restoreFont) {
		SetFont(previousFontId);
		_ports->penColor(previousPenColor);
	}
	return;
}

void GfxText16::StringWidth(const Common::String &str, GuiResourceId orgFontId, int16 &textWidth, int16 &textHeight) {
	Width(str.c_str(), 0, str.size(), orgFontId, textWidth, textHeight, true);
}

void GfxText16::ShowString(const Common::String &str, GuiResourceId orgFontId, int16 orgPenColor) {
	Show(str.c_str(), 0, str.size(), orgFontId, orgPenColor);
}
void GfxText16::DrawString(const Common::String &str, GuiResourceId orgFontId, int16 orgPenColor) {
	Draw(str.c_str(), 0, str.size(), orgFontId, orgPenColor);
}

int16 GfxText16::Size(Common::Rect &rect, const char *text, uint16 languageSplitter, GuiResourceId fontId, int16 maxWidth) {
	GuiResourceId previousFontId = GetFontId();
	int16 previousPenColor = _ports->_curPort->penClr;
	int16 charCount;
	int16 maxTextWidth = 0, textWidth;
	int16 totalHeight = 0, textHeight;

	if (fontId != -1)
		SetFont(fontId);
	else
		fontId = previousFontId;

	rect.top = rect.left = 0;

	if (maxWidth < 0) { // force output as single line
		if (g_sci->getLanguage() == Common::JA_JPN)
			SwitchToFont900OnSjis(text, languageSplitter);

		StringWidth(text, fontId, textWidth, textHeight);
		rect.bottom = textHeight;
		rect.right = textWidth;
	} else {
		// rect.right=found widest line with RTextWidth and GetLongest
		// rect.bottom=num. lines * GetPointSize
		rect.right = (maxWidth ? maxWidth : 192);
		const char *curTextPos = text; // in work position for GetLongest()
		const char *curTextLine = text; // starting point of current line
		while (*curTextPos) {
			// We need to check for Shift-JIS every line
			if (g_sci->getLanguage() == Common::JA_JPN)
				SwitchToFont900OnSjis(curTextPos, languageSplitter);

			charCount = GetLongest(curTextPos, rect.right, fontId);
			if (charCount == 0)
				break;
			Width(curTextLine, 0, charCount, fontId, textWidth, textHeight, false);
			maxTextWidth = MAX(textWidth, maxTextWidth);
			totalHeight += textHeight;
			curTextLine = curTextPos;
		}
		rect.bottom = totalHeight;
		rect.right = maxWidth ? maxWidth : MIN(rect.right, maxTextWidth);
	}
	SetFont(previousFontId);
	_ports->penColor(previousPenColor);
	return rect.right;
}

// returns maximum font height used
void GfxText16::Draw(const char *text, int16 from, int16 len, GuiResourceId orgFontId, int16 orgPenColor) {
	uint16 curChar, charWidth;
	Common::Rect rect;

	GetFont();
	if (!_font)
		return;

	rect.top = _ports->_curPort->curTop;
	rect.bottom = rect.top + _ports->_curPort->fontHeight;
	text += from;
	while (len--) {
		curChar = (*(const byte *)text++);
		if (_font->isDoubleByte(curChar)) {
			curChar |= (*(const byte *)text++) << 8;
			len--;
		}
		switch (curChar) {
		case 0x0A:
		case 0x0D:
		case 0:
		case 0x9781: // this one is used by SQ4/japanese as line break as well
			break;
		case 0x7C:
			if (getSciVersion() >= SCI_VERSION_1_1) {
				len -= CodeProcessing(text, orgFontId, orgPenColor, true);
				break;
			}
		default:
			charWidth = _font->getCharWidth(curChar);
			// clear char
			if (_ports->_curPort->penMode == 1) {
				rect.left = _ports->_curPort->curLeft;
				rect.right = rect.left + charWidth;
				_paint16->eraseRect(rect);
			}
			// CharStd
			_font->draw(curChar, _ports->_curPort->top + _ports->_curPort->curTop, _ports->_curPort->left + _ports->_curPort->curLeft, _ports->_curPort->penClr, _ports->_curPort->greyedOutput);
			_ports->_curPort->curLeft += charWidth;
		}
	}
}

// returns maximum font height used
void GfxText16::Show(const char *text, int16 from, int16 len, GuiResourceId orgFontId, int16 orgPenColor) {
	Common::Rect rect;

	rect.top = _ports->_curPort->curTop;
	rect.bottom = rect.top + _ports->getPointSize();
	rect.left = _ports->_curPort->curLeft;
	Draw(text, from, len, orgFontId, orgPenColor);
	rect.right = _ports->_curPort->curLeft;
	_paint16->bitsShow(rect);
}

// Draws a text in rect.
void GfxText16::Box(const char *text, uint16 languageSplitter, bool show, const Common::Rect &rect, TextAlignment alignment, GuiResourceId fontId) {
	int16 textWidth, maxTextWidth, textHeight, charCount;
	int16 offset = 0;
	int16 hline = 0;
	GuiResourceId previousFontId = GetFontId();
	int16 previousPenColor = _ports->_curPort->penClr;
	bool doubleByteMode = false;
	const char *curTextPos = text;
	const char *curTextLine = text;

	if (fontId != -1)
		SetFont(fontId);
	else
		fontId = previousFontId;

	// Reset reference code rects
	_codeRefRects.clear();
	_codeRefTempRect.left = _codeRefTempRect.top = -1;

	maxTextWidth = 0;
	while (*curTextPos) {
		// We need to check for Shift-JIS every line
		//  Police Quest 2 PC-9801 often draws English + Japanese text during the same call
		if (g_sci->getLanguage() == Common::JA_JPN) {
			if (SwitchToFont900OnSjis(curTextPos, languageSplitter))
				doubleByteMode = true;
		}

		charCount = GetLongest(curTextPos, rect.width(), fontId);
		if (charCount == 0)
			break;
		Width(curTextLine, 0, charCount, fontId, textWidth, textHeight, true);
		maxTextWidth = MAX<int16>(maxTextWidth, textWidth);
		switch (alignment) {
		case SCI_TEXT16_ALIGNMENT_RIGHT:
			offset = rect.width() - textWidth;
			break;
		case SCI_TEXT16_ALIGNMENT_CENTER:
			offset = (rect.width() - textWidth) / 2;
			break;
		case SCI_TEXT16_ALIGNMENT_LEFT:
			offset = 0;
			break;

		default:
			warning("Invalid alignment %d used in TextBox()", alignment);
		}
		_ports->moveTo(rect.left + offset, rect.top + hline);

		if (show) {
			Show(curTextLine, 0, charCount, fontId, previousPenColor);
		} else {
			Draw(curTextLine, 0, charCount, fontId, previousPenColor);
		}

		hline += textHeight;
		curTextLine = curTextPos;
	}
	SetFont(previousFontId);
	_ports->penColor(previousPenColor);

	if (doubleByteMode) {
		// Kanji is written by pc98 rom to screen directly. Because of
		// GetLongest() behavior (not cutting off the last char, that causes a
		// new line), results in the script thinking that the text would need
		// less space. The coordinate adjustment in fontsjis.cpp handles the
		// incorrect centering because of that and this code actually shows all
		// of the chars - if we don't do this, the scripts will only show most
		// of the chars, but the last few pixels won't get shown most of the
		// time.
		Common::Rect kanjiRect = rect;
		_ports->offsetRect(kanjiRect);
		kanjiRect.left &= 0xFFC;
		kanjiRect.right = kanjiRect.left + maxTextWidth;
		kanjiRect.bottom = kanjiRect.top + hline;
		kanjiRect.left *= 2; kanjiRect.right *= 2;
		kanjiRect.top *= 2; kanjiRect.bottom *= 2;
		_screen->copyDisplayRectToScreen(kanjiRect);
	}
}

void GfxText16::DrawString(const Common::String &text) {
	GuiResourceId previousFontId = GetFontId();
	int16 previousPenColor = _ports->_curPort->penClr;

	Draw(text.c_str(), 0, text.size(), previousFontId, previousPenColor);
	SetFont(previousFontId);
	_ports->penColor(previousPenColor);
}

// we need to have a separate status drawing code
//  In KQ4 the IV char is actually 0xA, which would otherwise get considered as linebreak and not printed
void GfxText16::DrawStatus(const Common::String &str) {
	uint16 curChar, charWidth;
	const byte *text = (const byte *)str.c_str();
	uint16 textLen = str.size();
	Common::Rect rect;

	GetFont();
	if (!_font)
		return;

	rect.top = _ports->_curPort->curTop;
	rect.bottom = rect.top + _ports->_curPort->fontHeight;
	while (textLen--) {
		curChar = *text++;
		switch (curChar) {
		case 0:
			break;
		default:
			charWidth = _font->getCharWidth(curChar);
			_font->draw(curChar, _ports->_curPort->top + _ports->_curPort->curTop, _ports->_curPort->left + _ports->_curPort->curLeft, _ports->_curPort->penClr, _ports->_curPort->greyedOutput);
			_ports->_curPort->curLeft += charWidth;
		}
	}
}

// Sierra did this in their PC98 interpreter only, they identify a text as being
// sjis and then switch to font 900
bool GfxText16::SwitchToFont900OnSjis(const char *text, uint16 languageSplitter) {
	byte firstChar = (*(const byte *)text++);
	if (languageSplitter != 0x6a23) { // #j prefix as language splitter
		if (((firstChar >= 0x81) && (firstChar <= 0x9F)) || ((firstChar >= 0xE0) && (firstChar <= 0xEF))) {
			SetFont(900);
			return true;
		}
	}
	return false;
}

reg_t GfxText16::allocAndFillReferenceRectArray() {
	uint rectCount = _codeRefRects.size();
	if (rectCount) {
		reg_t rectArray;
		byte *rectArrayPtr = g_sci->getEngineState()->_segMan->allocDynmem(4 * 2 * (rectCount + 1), "text code reference rects", &rectArray);
		GfxCoordAdjuster16 *coordAdjuster = g_sci->_gfxCoordAdjuster;
		for (uint curRect = 0; curRect < rectCount; curRect++) {
			coordAdjuster->kernelLocalToGlobal(_codeRefRects[curRect].left, _codeRefRects[curRect].top);
			coordAdjuster->kernelLocalToGlobal(_codeRefRects[curRect].right, _codeRefRects[curRect].bottom);
			WRITE_LE_UINT16(rectArrayPtr + 0, _codeRefRects[curRect].left);
			WRITE_LE_UINT16(rectArrayPtr + 2, _codeRefRects[curRect].top);
			WRITE_LE_UINT16(rectArrayPtr + 4, _codeRefRects[curRect].right);
			WRITE_LE_UINT16(rectArrayPtr + 6, _codeRefRects[curRect].bottom);
			rectArrayPtr += 8;
		}
		WRITE_LE_UINT16(rectArrayPtr + 0, 0x7777);
		WRITE_LE_UINT16(rectArrayPtr + 2, 0x7777);
		WRITE_LE_UINT16(rectArrayPtr + 4, 0x7777);
		WRITE_LE_UINT16(rectArrayPtr + 6, 0x7777);
		return rectArray;
	}
	return NULL_REG;
}

void GfxText16::kernelTextSize(const char *text, uint16 languageSplitter, int16 font, int16 maxWidth, int16 *textWidth, int16 *textHeight) {
	Common::Rect rect(0, 0, 0, 0);
	Size(rect, text, languageSplitter, font, maxWidth);
	*textWidth = rect.width();
	*textHeight = rect.height();
}

// Used SCI1+ for text codes
void GfxText16::kernelTextFonts(int argc, reg_t *argv) {
	int i;

	delete _codeFonts;
	_codeFontsCount = argc;
	_codeFonts = new GuiResourceId[argc];
	for (i = 0; i < argc; i++) {
		_codeFonts[i] = (GuiResourceId)argv[i].toUint16();
	}
}

// Used SCI1+ for text codes
void GfxText16::kernelTextColors(int argc, reg_t *argv) {
	int i;

	delete _codeColors;
	_codeColorsCount = argc;
	_codeColors = new uint16[argc];
	for (i = 0; i < argc; i++) {
		_codeColors[i] = argv[i].toUint16();
	}
}

} // End of namespace Sci