CCFontFNT.cpp
23.5 KB
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
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
/****************************************************************************
Copyright (c) 2013 Zynga Inc.
Copyright (c) 2013-2016 Chukong Technologies Inc.
Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
http://www.cocos2d-x.org
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "2d/CCFontFNT.h"
#include "2d/CCFontAtlas.h"
#include "2d/CCSpriteFrameCache.h"
#include "platform/CCFileUtils.h"
#include "base/CCConfiguration.h"
#include "base/CCDirector.h"
#include "base/CCMap.h"
#include "base/ccUTF8.h"
#include "renderer/CCTextureCache.h"
#include <cmath>
NS_CC_BEGIN
/**
* @addtogroup GUI
* @{
* @addtogroup label
* @{
*/
enum {
kLabelAutomaticWidth = -1,
};
struct _FontDefHashElement;
//
//FNTConfig Cache - free functions
//
static Map<std::string, BMFontConfiguration*>* s_configurations = nullptr;
BMFontConfiguration* FNTConfigLoadFile(const std::string& fntFile)
{
BMFontConfiguration* ret = nullptr;
if (s_configurations == nullptr)
{
s_configurations = new (std::nothrow) Map<std::string, BMFontConfiguration*>();
}
ret = s_configurations->at(fntFile);
if( ret == nullptr )
{
ret = BMFontConfiguration::create(fntFile);
if (ret)
{
s_configurations->insert(fntFile, ret);
}
}
return ret;
}
//
//BitmapFontConfiguration
//
BMFontConfiguration * BMFontConfiguration::create(const std::string& FNTfile)
{
BMFontConfiguration * ret = new (std::nothrow) BMFontConfiguration();
if (ret->initWithFNTfile(FNTfile))
{
ret->autorelease();
return ret;
}
CC_SAFE_DELETE(ret);
return nullptr;
}
bool BMFontConfiguration::initWithFNTfile(const std::string& FNTfile)
{
_characterSet = this->parseConfigFile(FNTfile);
if (! _characterSet)
{
return false;
}
return true;
}
std::set<unsigned int>* BMFontConfiguration::getCharacterSet() const
{
return _characterSet;
}
BMFontConfiguration::BMFontConfiguration()
: _commonHeight(0)
, _characterSet(nullptr)
, _fontSize(0)
{
}
BMFontConfiguration::~BMFontConfiguration()
{
CCLOGINFO( "deallocing BMFontConfiguration: %p", this );
this->purgeFontDefDictionary();
this->purgeKerningDictionary();
_atlasName.clear();
CC_SAFE_DELETE(_characterSet);
}
std::string BMFontConfiguration::description() const
{
return StringUtils::format(
"<BMFontConfiguration = " CC_FORMAT_PRINTF_SIZE_T " | Glphys:%d Kernings:%d | Image = %s>",
(size_t)this,
static_cast<int>(_fontDefDictionary.size()),
static_cast<int>(_kerningDictionary.size()),
_atlasName.c_str()
);
}
void BMFontConfiguration::purgeKerningDictionary()
{
_kerningDictionary.clear();
}
void BMFontConfiguration::purgeFontDefDictionary()
{
_fontDefDictionary.clear();
}
std::set<unsigned int>* BMFontConfiguration::parseConfigFile(const std::string& controlFile)
{
std::string data = FileUtils::getInstance()->getStringFromFile(controlFile);
if (data.empty())
{
return nullptr;
}
if (data.size() >= (sizeof("BMP") - 1) && memcmp("BMF", data.c_str(), sizeof("BMP") - 1) == 0) {
// Handle fnt file of binary format
std::set<unsigned int>* ret = parseBinaryConfigFile((unsigned char*)&data.front(), data.size(), controlFile);
return ret;
}
if (data[0] == 0)
{
CCLOG("cocos2d: Error parsing FNTfile %s", controlFile.c_str());
return nullptr;
}
auto contents = data.c_str();
std::set<unsigned int> *validCharsString = new (std::nothrow) std::set<unsigned int>();
auto contentsLen = strlen(contents);
char line[512] = {0};
auto next = strchr(contents, '\n');
auto base = contents;
size_t lineLength = 0;
size_t parseCount = 0;
while (next)
{
lineLength = ((int)(next - base));
memcpy(line, contents + parseCount, lineLength);
line[lineLength] = 0;
parseCount += lineLength + 1;
if (parseCount < contentsLen)
{
base = next + 1;
next = strchr(base, '\n');
}
else
{
next = nullptr;
}
if (memcmp(line, "info face", 9) == 0)
{
// FIXME: info parsing is incomplete
// Not needed for the Hiero editors, but needed for the AngelCode editor
// [self parseInfoArguments:line];
this->parseInfoArguments(line);
}
// Check to see if the start of the line is something we are interested in
else if (memcmp(line, "common lineHeight", 17) == 0)
{
this->parseCommonArguments(line);
}
else if (memcmp(line, "page id", 7) == 0)
{
this->parseImageFileName(line, controlFile);
}
else if (memcmp(line, "chars c", 7) == 0)
{
// Ignore this line
}
else if (memcmp(line, "char", 4) == 0)
{
// Parse the current line and create a new CharDef
unsigned int charID = this->parseCharacterDefinition(line);
validCharsString->insert(charID);
}
else if (memcmp(line, "kerning first", 13) == 0)
{
this->parseKerningEntry(line);
}
}
return validCharsString;
}
std::set<unsigned int>* BMFontConfiguration::parseBinaryConfigFile(unsigned char* pData, unsigned long size, const std::string& controlFile)
{
/* based on http://www.angelcode.com/products/bmfont/doc/file_format.html file format */
std::set<unsigned int> *validCharsString = new (std::nothrow) std::set<unsigned int>();
unsigned long remains = size;
CCASSERT(pData[3] == 3, "Only version 3 is supported");
pData += 4; remains -= 4;
while (remains > 0)
{
unsigned char blockId = pData[0]; pData += 1; remains -= 1;
uint32_t blockSize = 0; memcpy(&blockSize, pData, 4);
pData += 4; remains -= 4;
if (blockId == 1)
{
/*
fontSize 2 int 0
bitField 1 bits 2 bit 0: smooth, bit 1: unicode, bit 2: italic, bit 3: bold, bit 4: fixedHeight, bits 5-7: reserved
charSet 1 uint 3
stretchH 2 uint 4
aa 1 uint 6
paddingUp 1 uint 7
paddingRight 1 uint 8
paddingDown 1 uint 9
paddingLeft 1 uint 10
spacingHoriz 1 uint 11
spacingVert 1 uint 12
outline 1 uint 13 added with version 2
fontName n+1 string 14 null terminated string with length n
*/
memcpy(&_fontSize, pData, 2);
_padding.top = (unsigned char)pData[7];
_padding.right = (unsigned char)pData[8];
_padding.bottom = (unsigned char)pData[9];
_padding.left = (unsigned char)pData[10];
}
else if (blockId == 2)
{
/*
lineHeight 2 uint 0
base 2 uint 2
scaleW 2 uint 4
scaleH 2 uint 6
pages 2 uint 8
bitField 1 bits 10 bits 0-6: reserved, bit 7: packed
alphaChnl 1 uint 11
redChnl 1 uint 12
greenChnl 1 uint 13
blueChnl 1 uint 14
*/
uint16_t lineHeight = 0; memcpy(&lineHeight, pData, 2);
_commonHeight = lineHeight;
uint16_t scaleW = 0; memcpy(&scaleW, pData + 4, 2);
uint16_t scaleH = 0; memcpy(&scaleH, pData + 6, 2);
CCASSERT(scaleW <= Configuration::getInstance()->getMaxTextureSize() && scaleH <= Configuration::getInstance()->getMaxTextureSize(), "CCLabelBMFont: page can't be larger than supported");
uint16_t pages = 0; memcpy(&pages, pData + 8, 2);
CCASSERT(pages == 1, "CCBitfontAtlas: only supports 1 page");
}
else if (blockId == 3)
{
/*
pageNames p*(n+1) strings 0 p null terminated strings, each with length n
*/
const char *value = (const char *)pData;
CCASSERT(strlen(value) < blockSize, "Block size should be less then string");
_atlasName = FileUtils::getInstance()->fullPathFromRelativeFile(value, controlFile);
}
else if (blockId == 4)
{
/*
id 4 uint 0+c*20 These fields are repeated until all characters have been described
x 2 uint 4+c*20
y 2 uint 6+c*20
width 2 uint 8+c*20
height 2 uint 10+c*20
xoffset 2 int 12+c*20
yoffset 2 int 14+c*20
xadvance 2 int 16+c*20
page 1 uint 18+c*20
chnl 1 uint 19+c*20
*/
unsigned long count = blockSize / 20;
for (unsigned long i = 0; i < count; i++)
{
uint32_t charId = 0; memcpy(&charId, pData + (i * 20), 4);
BMFontDef& fontDef = _fontDefDictionary[charId];
fontDef.charID = charId;
uint16_t charX = 0; memcpy(&charX, pData + (i * 20) + 4, 2);
fontDef.rect.origin.x = charX;
uint16_t charY = 0; memcpy(&charY, pData + (i * 20) + 6, 2);
fontDef.rect.origin.y = charY;
uint16_t charWidth = 0; memcpy(&charWidth, pData + (i * 20) + 8, 2);
fontDef.rect.size.width = charWidth;
uint16_t charHeight = 0; memcpy(&charHeight, pData + (i * 20) + 10, 2);
fontDef.rect.size.height = charHeight;
int16_t xoffset = 0; memcpy(&xoffset, pData + (i * 20) + 12, 2);
fontDef.xOffset = xoffset;
int16_t yoffset = 0; memcpy(&yoffset, pData + (i * 20) + 14, 2);
fontDef.yOffset = yoffset;
int16_t xadvance = 0; memcpy(&xadvance, pData + (i * 20) + 16, 2);
fontDef.xAdvance = xadvance;
validCharsString->insert(fontDef.charID);
}
}
else if (blockId == 5) {
/*
first 4 uint 0+c*10 These fields are repeated until all kerning pairs have been described
second 4 uint 4+c*10
amount 2 int 8+c*10
*/
unsigned long count = blockSize / 20;
for (unsigned long i = 0; i < count; i++)
{
uint32_t first = 0; memcpy(&first, pData + (i * 10), 4);
uint32_t second = 0; memcpy(&second, pData + (i * 10) + 4, 4);
int16_t amount = 0; memcpy(&amount, pData + (i * 10) + 8, 2);
uint64_t key = ((uint64_t)first<<32) | ((uint64_t)second&0xffffffffll);
_kerningDictionary[key] = amount;
}
}
pData += blockSize; remains -= blockSize;
}
return validCharsString;
}
void BMFontConfiguration::parseImageFileName(const char* line, const std::string& fntFile)
{
//////////////////////////////////////////////////////////////////////////
// line to parse:
// page id=0 file="bitmapFontTest.png"
//////////////////////////////////////////////////////////////////////////
// page ID. Sanity check
int pageId;
sscanf(line, "page id=%d", &pageId);
CCASSERT(pageId == 0, "LabelBMFont file could not be found");
// file
char fileName[255];
sscanf(strstr(line, "file=\"") + 6, "%[^\"]", fileName);
_atlasName = FileUtils::getInstance()->fullPathFromRelativeFile(fileName, fntFile);
}
void BMFontConfiguration::parseInfoArguments(const char* line)
{
//////////////////////////////////////////////////////////////////////////
// possible lines to parse:
// info face="Script" size=32 bold=0 italic=0 charset="" unicode=1 stretchH=100 smooth=1 aa=1 padding=1,4,3,2 spacing=0,0 outline=0
// info face="Cracked" size=36 bold=0 italic=0 charset="" unicode=0 stretchH=100 smooth=1 aa=1 padding=0,0,0,0 spacing=1,1
//////////////////////////////////////////////////////////////////////////
sscanf(strstr(line, "size=") + 5, "%d", &_fontSize);
// padding
sscanf(strstr(line,"padding=") + 8, "%d,%d,%d,%d", &_padding.top, &_padding.right, &_padding.bottom, &_padding.left);
//CCLOG("cocos2d: padding: %d,%d,%d,%d", _padding.left, _padding.top, _padding.right, _padding.bottom);
}
void BMFontConfiguration::parseCommonArguments(const char* line)
{
//////////////////////////////////////////////////////////////////////////
// line to parse:
// common lineHeight=104 base=26 scaleW=1024 scaleH=512 pages=1 packed=0
//////////////////////////////////////////////////////////////////////////
// Height
auto tmp = strstr(line, "lineHeight=") + 11;
sscanf(tmp, "%d", &_commonHeight);
#if COCOS2D_DEBUG > 0
// scaleW. sanity check
int value;
tmp = strstr(tmp, "scaleW=") + 7;
sscanf(tmp, "%d", &value);
int maxTextureSize = Configuration::getInstance()->getMaxTextureSize();
CCASSERT(value <= maxTextureSize, "CCLabelBMFont: page can't be larger than supported");
// scaleH. sanity check
tmp = strstr(tmp, "scaleH=") + 7;
sscanf(tmp, "%d", &value);
CCASSERT(value <= maxTextureSize, "CCLabelBMFont: page can't be larger than supported");
// pages. sanity check
tmp = strstr(tmp, "pages=") + 6;
sscanf(tmp, "%d", &value);
CCASSERT(value == 1, "CCBitfontAtlas: only supports 1 page");
#endif
// packed (ignore) What does this mean ??
}
unsigned int BMFontConfiguration::parseCharacterDefinition(const char* line)
{
unsigned int charID = 0;
//////////////////////////////////////////////////////////////////////////
// line to parse:
// char id=32 x=0 y=0 width=0 height=0 xoffset=0 yoffset=44 xadvance=14 page=0 chnl=0
//////////////////////////////////////////////////////////////////////////
// Character ID
auto tmp = strstr(line, "id=") + 3;
sscanf(tmp, "%u", &charID);
BMFontDef& characterDefinition = _fontDefDictionary[charID];
characterDefinition.charID = charID;
// Character x
tmp = strstr(tmp, "x=") + 2;
sscanf(tmp, "%f", &characterDefinition.rect.origin.x);
// Character y
tmp = strstr(tmp, "y=") + 2;
sscanf(tmp, "%f", &characterDefinition.rect.origin.y);
// Character width
tmp = strstr(tmp, "width=") + 6;
sscanf(tmp, "%f", &characterDefinition.rect.size.width);
// Character height
tmp = strstr(tmp, "height=") + 7;
sscanf(tmp, "%f", &characterDefinition.rect.size.height);
// Character xoffset
tmp = strstr(tmp, "xoffset=") + 8;
sscanf(tmp, "%hd", &characterDefinition.xOffset);
// Character yoffset
tmp = strstr(tmp, "yoffset=") + 8;
sscanf(tmp, "%hd", &characterDefinition.yOffset);
// Character xadvance
tmp = strstr(tmp, "xadvance=") + 9;
sscanf(tmp, "%hd", &characterDefinition.xAdvance);
return charID;
}
void BMFontConfiguration::parseKerningEntry(const char* line)
{
//////////////////////////////////////////////////////////////////////////
// line to parse:
// kerning first=121 second=44 amount=-7
//////////////////////////////////////////////////////////////////////////
int first, second, amount;
auto tmp = strstr(line, "first=") + 6;
sscanf(tmp, "%d", &first);
tmp = strstr(tmp, "second=") + 7;
sscanf(tmp, "%d", &second);
tmp = strstr(tmp, "amount=") + 7;
sscanf(tmp, "%d", &amount);
uint64_t key = ((uint64_t)first<<32) | ((uint64_t)second&0xffffffffll);
_kerningDictionary[key] = amount;
}
FontFNT * FontFNT::create(const std::string& fntFilePath, const Rect& imageRect, bool imageRotated)
{
const auto newConf = FNTConfigLoadFile(fntFilePath);
if (!newConf)
return nullptr;
const auto tempFont = new FontFNT(newConf, imageRect, imageRotated);
if (!tempFont)
{
return nullptr;
}
tempFont->setFontSize((float)newConf->_fontSize);
tempFont->autorelease();
return tempFont;
}
FontFNT* FontFNT::create(const std::string& fntFilePath, const std::string& subTextureKey)
{
const auto newConf = FNTConfigLoadFile(fntFilePath);
if (!newConf)
return nullptr;
const auto frame = SpriteFrameCache::getInstance()->getSpriteFrameByName(subTextureKey);
if (!frame)
{
return nullptr;
}
auto tempFont = new FontFNT(newConf, frame->getRectInPixels(), frame->isRotated());
if (!tempFont)
{
return nullptr;
}
tempFont->setFontSize((float)newConf->_fontSize);
tempFont->autorelease();
return tempFont;
}
FontFNT* FontFNT::create(const std::string& fntFilePath)
{
const auto newConf = FNTConfigLoadFile(fntFilePath);
if (!newConf)
return nullptr;
// add the texture
const auto tempTexture = Director::getInstance()->getTextureCache()->addImage(newConf->getAtlasName());
if (!tempTexture)
{
return nullptr;
}
FontFNT* tempFont = new FontFNT(newConf);
tempFont->setFontSize((float)newConf->_fontSize);
if (!tempFont)
{
return nullptr;
}
tempFont->autorelease();
return tempFont;
}
FontFNT* FontFNT::create(const std::string& fntFilePath, const Vec2& imageOffset)
{
return create(fntFilePath, Rect(imageOffset.x, imageOffset.y, 0, 0), false);
}
FontFNT::FontFNT(BMFontConfiguration *theContfig, const Rect& imageRect, bool imageRotated)
: _configuration(theContfig)
, _imageRectInPoints(CC_RECT_PIXELS_TO_POINTS(imageRect))
, _imageRotated(imageRotated)
{
_configuration->retain();
}
FontFNT::FontFNT(BMFontConfiguration* theContfig)
: _configuration(theContfig)
, _imageRectInPoints(Rect::ZERO)
, _imageRotated(false)
{
}
FontFNT::~FontFNT()
{
_configuration->release();
}
void FontFNT::purgeCachedData()
{
if (s_configurations)
{
s_configurations->clear();
CC_SAFE_DELETE(s_configurations);
}
}
int * FontFNT::getHorizontalKerningForTextUTF32(const std::u32string& text, int &outNumLetters) const
{
outNumLetters = static_cast<int>(text.length());
if (!outNumLetters)
return nullptr;
int *sizes = new (std::nothrow) int[outNumLetters];
if (!sizes)
return nullptr;
for (int c = 0; c < outNumLetters; ++c)
{
if (c < (outNumLetters-1))
sizes[c] = getHorizontalKerningForChars(text[c], text[c+1]);
else
sizes[c] = 0;
}
return sizes;
}
int FontFNT::getHorizontalKerningForChars(char32_t firstChar, char32_t secondChar) const
{
int ret = 0;
uint64_t key = ((uint64_t)firstChar << 32) | ((uint64_t)secondChar & 0xffffffffll);
auto iter = _configuration->_kerningDictionary.find(key);
if (iter != _configuration->_kerningDictionary.end())
{
ret = iter->second;
}
return ret;
}
void FontFNT::setFontSize(float fontSize)
{
_fontSize = fontSize;
}
int FontFNT::getOriginalFontSize()const
{
return _configuration->_fontSize;
}
FontAtlas * FontFNT::createFontAtlas()
{
// check that everything is fine with the BMFontCofniguration
if (_configuration->_fontDefDictionary.empty())
return nullptr;
size_t numGlyphs = _configuration->_characterSet->size();
if (numGlyphs == 0)
return nullptr;
if (_configuration->_commonHeight == 0)
return nullptr;
FontAtlas *tempAtlas = new (std::nothrow) FontAtlas(*this);
if (tempAtlas == nullptr)
return nullptr;
// common height
int originalFontSize = _configuration->_fontSize;
float originalLineHeight = (float)_configuration->_commonHeight;
float factor = 0.0f;
if (std::abs(_fontSize - originalFontSize) < FLT_EPSILON) {
factor = 1.0f;
}else {
factor = _fontSize / originalFontSize;
}
tempAtlas->setLineHeight(originalLineHeight * factor);
auto rw = _imageRectInPoints.size.width;
auto rh = _imageRectInPoints.size.height;
if (_imageRotated)
std::swap(rw, rh);
const auto left = _imageRectInPoints.origin.x;
const auto right = _imageRectInPoints.origin.x + rw;
const auto top = _imageRectInPoints.origin.y;
for (auto&& e : _configuration->_fontDefDictionary)
{
BMFontDef& fontDef = e.second;
FontLetterDefinition tempDefinition;
const auto tempRect = CC_RECT_PIXELS_TO_POINTS(fontDef.rect);
tempDefinition.offsetX = fontDef.xOffset;
tempDefinition.offsetY = fontDef.yOffset;
if (_imageRotated)
{
tempDefinition.U = right - tempRect.origin.y - tempRect.size.height;
tempDefinition.V = tempRect.origin.x + top;
}
else
{
tempDefinition.U = tempRect.origin.x + left;
tempDefinition.V = tempRect.origin.y + top;
}
tempDefinition.width = tempRect.size.width;
tempDefinition.height = tempRect.size.height;
//carloX: only one texture supported FOR NOW
tempDefinition.textureID = 0;
tempDefinition.validDefinition = true;
tempDefinition.xAdvance = fontDef.xAdvance;
tempDefinition.rotated = _imageRotated;
// add the new definition
if (65535 < fontDef.charID) {
CCLOGWARN("Warning: 65535 < fontDef.charID (%u), ignored", fontDef.charID);
} else {
tempAtlas->addLetterDefinition(fontDef.charID,tempDefinition);
}
}
// add the texture (only one texture for now)
Texture2D *tempTexture = Director::getInstance()->getTextureCache()->addImage(_configuration->getAtlasName());
if (!tempTexture) {
CC_SAFE_RELEASE(tempAtlas);
return nullptr;
}
// add the texture
tempAtlas->addTexture(tempTexture, 0);
// done
return tempAtlas;
}
void FontFNT::reloadBMFontResource(const std::string& fntFilePath)
{
if (s_configurations == nullptr)
{
s_configurations = new (std::nothrow) Map<std::string, BMFontConfiguration*>();
}
BMFontConfiguration *ret = s_configurations->at(fntFilePath);
if (ret != nullptr)
{
s_configurations->erase(fntFilePath);
}
ret = BMFontConfiguration::create(fntFilePath);
if (ret)
{
s_configurations->insert(fntFilePath, ret);
Director::getInstance()->getTextureCache()->reloadTexture(ret->getAtlasName());
}
}
NS_CC_END