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axmol/cocos/2d/CCFontFNT.cpp

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/****************************************************************************
Copyright (c) 2013 Zynga Inc.
Copyright (c) 2013-2014 Chukong Technologies Inc.
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 "CCFontFNT.h"
#include "2d/uthash.h"
#include "CCConfiguration.h"
#include "2d/CCDirector.h"
#include "CCFontAtlas.h"
#include "base/CCMap.h"
#include "deprecated/CCString.h"
#include "CCTextureCache.h"
#include "ccUTF8.h"
#include "2d/platform/CCFileUtils.h"
using namespace std;
NS_CC_BEGIN
/**
* @addtogroup GUI
* @{
* @addtogroup label
* @{
*/
enum {
kLabelAutomaticWidth = -1,
};
struct _FontDefHashElement;
/**
@struct BMFontDef
BMFont definition
*/
typedef struct _BMFontDef {
//! ID of the character
unsigned int charID;
//! origin and size of the font
Rect rect;
//! The X amount the image should be offset when drawing the image (in pixels)
short xOffset;
//! The Y amount the image should be offset when drawing the image (in pixels)
short yOffset;
//! The amount to move the current position after drawing the character (in pixels)
short xAdvance;
} BMFontDef;
/** @struct BMFontPadding
BMFont padding
@since v0.8.2
*/
typedef struct _BMFontPadding {
/// padding left
int left;
/// padding top
int top;
/// padding right
int right;
/// padding bottom
int bottom;
} BMFontPadding;
typedef struct _FontDefHashElement
{
unsigned int key; // key. Font Unicode value
BMFontDef fontDef; // font definition
UT_hash_handle hh;
} tFontDefHashElement;
// Equal function for targetSet.
typedef struct _KerningHashElement
{
int key; // key for the hash. 16-bit for 1st element, 16-bit for 2nd element
int amount;
UT_hash_handle hh;
} tKerningHashElement;
/** @brief BMFontConfiguration has parsed configuration of the the .fnt file
@since v0.8
*/
class CC_DLL BMFontConfiguration : public Ref
{
// XXX: Creating a public interface so that the bitmapFontArray[] is accessible
public://@public
// BMFont definitions
tFontDefHashElement *_fontDefDictionary;
//! FNTConfig: Common Height Should be signed (issue #1343)
int _commonHeight;
//! Padding
BMFontPadding _padding;
//! atlas name
std::string _atlasName;
//! values for kerning
tKerningHashElement *_kerningDictionary;
// Character Set defines the letters that actually exist in the font
std::set<unsigned int> *_characterSet;
public:
/**
* @js ctor
*/
BMFontConfiguration();
/**
* @js NA
* @lua NA
*/
virtual ~BMFontConfiguration();
/**
* @js NA
* @lua NA
*/
std::string description() const;
/** allocates a BMFontConfiguration with a FNT file */
static BMFontConfiguration * create(const std::string& FNTfile);
/** initializes a BitmapFontConfiguration with a FNT file */
bool initWithFNTfile(const std::string& FNTfile);
inline const std::string& getAtlasName(){ return _atlasName; }
inline void setAtlasName(const std::string& atlasName) { _atlasName = atlasName; }
std::set<unsigned int>* getCharacterSet() const;
private:
std::set<unsigned int>* parseConfigFile(const std::string& controlFile);
std::set<unsigned int>* parseBinaryConfigFile(unsigned char* pData, unsigned long size, const std::string& controlFile);
void parseCharacterDefinition(std::string line, BMFontDef *characterDefinition);
void parseInfoArguments(std::string line);
void parseCommonArguments(std::string line);
void parseImageFileName(std::string line, const std::string& fntFile);
void parseKerningEntry(std::string line);
void purgeKerningDictionary();
void purgeFontDefDictionary();
};
//
//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 Map<std::string, BMFontConfiguration*>();
}
ret = s_configurations->at(fntFile);
if( ret == nullptr )
{
ret = BMFontConfiguration::create(fntFile.c_str());
if (ret)
{
s_configurations->insert(fntFile, ret);
}
}
return ret;
}
//
//BitmapFontConfiguration
//
BMFontConfiguration * BMFontConfiguration::create(const std::string& FNTfile)
{
BMFontConfiguration * ret = new BMFontConfiguration();
if (ret->initWithFNTfile(FNTfile))
{
ret->autorelease();
return ret;
}
CC_SAFE_DELETE(ret);
return nullptr;
}
bool BMFontConfiguration::initWithFNTfile(const std::string& FNTfile)
{
_kerningDictionary = nullptr;
_fontDefDictionary = nullptr;
_characterSet = this->parseConfigFile(FNTfile);
if (! _characterSet)
{
return false;
}
return true;
}
std::set<unsigned int>* BMFontConfiguration::getCharacterSet() const
{
return _characterSet;
}
BMFontConfiguration::BMFontConfiguration()
: _fontDefDictionary(nullptr)
, _commonHeight(0)
, _kerningDictionary(nullptr)
, _characterSet(nullptr)
{
}
BMFontConfiguration::~BMFontConfiguration()
{
CCLOGINFO( "deallocing BMFontConfiguration: %p", this );
this->purgeFontDefDictionary();
this->purgeKerningDictionary();
_atlasName.clear();
CC_SAFE_DELETE(_characterSet);
}
std::string BMFontConfiguration::description(void) const
{
return StringUtils::format(
"<BMFontConfiguration = " CC_FORMAT_PRINTF_SIZE_T " | Glphys:%d Kernings:%d | Image = %s>",
(size_t)this,
HASH_COUNT(_fontDefDictionary),
HASH_COUNT(_kerningDictionary),
_atlasName.c_str()
);
}
void BMFontConfiguration::purgeKerningDictionary()
{
tKerningHashElement *current;
while(_kerningDictionary)
{
current = _kerningDictionary;
HASH_DEL(_kerningDictionary,current);
free(current);
}
}
void BMFontConfiguration::purgeFontDefDictionary()
{
tFontDefHashElement *current, *tmp;
HASH_ITER(hh, _fontDefDictionary, current, tmp) {
HASH_DEL(_fontDefDictionary, current);
free(current);
}
}
std::set<unsigned int>* BMFontConfiguration::parseConfigFile(const std::string& controlFile)
{
std::string fullpath = FileUtils::getInstance()->fullPathForFilename(controlFile);
Data data = FileUtils::getInstance()->getDataFromFile(fullpath);
CCASSERT((!data.isNull() && data.getSize() > 0), "BMFontConfiguration::parseConfigFile | Open file error.");
if (memcmp("BMF", data.getBytes(), 3) == 0) {
std::set<unsigned int>* ret = parseBinaryConfigFile(data.getBytes(), data.getSize(), controlFile);
return ret;
}
std::string contents((const char*)data.getBytes(), data.getSize());
std::set<unsigned int> *validCharsString = new std::set<unsigned int>();
if (contents.empty())
{
CCLOG("cocos2d: Error parsing FNTfile %s", controlFile.c_str());
return nullptr;
}
// parse spacing / padding
std::string line;
std::string strLeft(contents);
while (strLeft.length() > 0)
{
size_t pos = strLeft.find('\n');
if (pos != std::string::npos)
{
// the data is more than a line.get one line
line = strLeft.substr(0, pos);
strLeft = strLeft.substr(pos + 1);
}
else
{
// get the left data
line = strLeft;
strLeft.erase();
}
if(line.substr(0,strlen("info face")) == "info face")
{
// XXX: 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(line.substr(0,strlen("common lineHeight")) == "common lineHeight")
{
this->parseCommonArguments(line);
}
else if(line.substr(0,strlen("page id")) == "page id")
{
this->parseImageFileName(line, controlFile);
}
else if(line.substr(0,strlen("chars c")) == "chars c")
{
// Ignore this line
}
else if(line.substr(0,strlen("char")) == "char")
{
// Parse the current line and create a new CharDef
tFontDefHashElement* element = (tFontDefHashElement*)malloc( sizeof(*element) );
this->parseCharacterDefinition(line, &element->fontDef);
element->key = element->fontDef.charID;
HASH_ADD_INT(_fontDefDictionary, key, element);
validCharsString->insert(element->fontDef.charID);
}
// else if(line.substr(0,strlen("kernings count")) == "kernings count")
// {
// this->parseKerningCapacity(line);
// }
else if(line.substr(0,strlen("kerning first")) == "kerning first")
{
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 */
set<unsigned int> *validCharsString = new 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: fixedHeigth, 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
*/
_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++)
{
tFontDefHashElement* element = (tFontDefHashElement*)malloc( sizeof(*element) );
uint32_t charId = 0; memcpy(&charId, pData + (i * 20), 4);
element->fontDef.charID = charId;
uint16_t charX = 0; memcpy(&charX, pData + (i * 20) + 4, 2);
element->fontDef.rect.origin.x = charX;
uint16_t charY = 0; memcpy(&charY, pData + (i * 20) + 6, 2);
element->fontDef.rect.origin.y = charY;
uint16_t charWidth = 0; memcpy(&charWidth, pData + (i * 20) + 8, 2);
element->fontDef.rect.size.width = charWidth;
uint16_t charHeight = 0; memcpy(&charHeight, pData + (i * 20) + 10, 2);
element->fontDef.rect.size.height = charHeight;
int16_t xoffset = 0; memcpy(&xoffset, pData + (i * 20) + 12, 2);
element->fontDef.xOffset = xoffset;
int16_t yoffset = 0; memcpy(&yoffset, pData + (i * 20) + 14, 2);
element->fontDef.yOffset = yoffset;
int16_t xadvance = 0; memcpy(&xadvance, pData + (i * 20) + 16, 2);
element->fontDef.xAdvance = xadvance;
element->key = element->fontDef.charID;
HASH_ADD_INT(_fontDefDictionary, key, element);
validCharsString->insert(element->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);
tKerningHashElement *element = (tKerningHashElement *)calloc( sizeof( *element ), 1 );
element->amount = amount;
element->key = (first<<16) | (second&0xffff);
HASH_ADD_INT(_kerningDictionary,key, element);
}
}
pData += blockSize; remains -= blockSize;
}
return validCharsString;
}
void BMFontConfiguration::parseImageFileName(std::string line, const std::string& fntFile)
{
//////////////////////////////////////////////////////////////////////////
// line to parse:
// page id=0 file="bitmapFontTest.png"
//////////////////////////////////////////////////////////////////////////
// page ID. Sanity check
auto index = line.find('=')+1;
auto index2 = line.find(' ', index);
std::string value = line.substr(index, index2-index);
CCASSERT(atoi(value.c_str()) == 0, "LabelBMFont file could not be found");
// file
index = line.find('"')+1;
index2 = line.find('"', index);
value = line.substr(index, index2-index);
_atlasName = FileUtils::getInstance()->fullPathFromRelativeFile(value.c_str(), fntFile);
}
void BMFontConfiguration::parseInfoArguments(std::string 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
//////////////////////////////////////////////////////////////////////////
// padding
auto index = line.find("padding=");
auto index2 = line.find(' ', index);
std::string value = line.substr(index, index2-index);
sscanf(value.c_str(), "padding=%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(std::string line)
{
//////////////////////////////////////////////////////////////////////////
// line to parse:
// common lineHeight=104 base=26 scaleW=1024 scaleH=512 pages=1 packed=0
//////////////////////////////////////////////////////////////////////////
// Height
auto index = line.find("lineHeight=");
auto index2 = line.find(' ', index);
std::string value = line.substr(index, index2-index);
sscanf(value.c_str(), "lineHeight=%d", &_commonHeight);
// scaleW. sanity check
index = line.find("scaleW=") + strlen("scaleW=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
CCASSERT(atoi(value.c_str()) <= Configuration::getInstance()->getMaxTextureSize(), "CCLabelBMFont: page can't be larger than supported");
// scaleH. sanity check
index = line.find("scaleH=") + strlen("scaleH=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
CCASSERT(atoi(value.c_str()) <= Configuration::getInstance()->getMaxTextureSize(), "CCLabelBMFont: page can't be larger than supported");
// pages. sanity check
index = line.find("pages=") + strlen("pages=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
CCASSERT(atoi(value.c_str()) == 1, "CCBitfontAtlas: only supports 1 page");
// packed (ignore) What does this mean ??
}
void BMFontConfiguration::parseCharacterDefinition(std::string line, BMFontDef *characterDefinition)
{
//////////////////////////////////////////////////////////////////////////
// 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 index = line.find("id=");
auto index2 = line.find(' ', index);
std::string value = line.substr(index, index2-index);
sscanf(value.c_str(), "id=%u", &characterDefinition->charID);
// Character x
index = line.find("x=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
sscanf(value.c_str(), "x=%f", &characterDefinition->rect.origin.x);
// Character y
index = line.find("y=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
sscanf(value.c_str(), "y=%f", &characterDefinition->rect.origin.y);
// Character width
index = line.find("width=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
sscanf(value.c_str(), "width=%f", &characterDefinition->rect.size.width);
// Character height
index = line.find("height=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
sscanf(value.c_str(), "height=%f", &characterDefinition->rect.size.height);
// Character xoffset
index = line.find("xoffset=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
sscanf(value.c_str(), "xoffset=%hd", &characterDefinition->xOffset);
// Character yoffset
index = line.find("yoffset=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
sscanf(value.c_str(), "yoffset=%hd", &characterDefinition->yOffset);
// Character xadvance
index = line.find("xadvance=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
sscanf(value.c_str(), "xadvance=%hd", &characterDefinition->xAdvance);
}
void BMFontConfiguration::parseKerningEntry(std::string line)
{
//////////////////////////////////////////////////////////////////////////
// line to parse:
// kerning first=121 second=44 amount=-7
//////////////////////////////////////////////////////////////////////////
// first
int first;
auto index = line.find("first=");
auto index2 = line.find(' ', index);
std::string value = line.substr(index, index2-index);
sscanf(value.c_str(), "first=%d", &first);
// second
int second;
index = line.find("second=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
sscanf(value.c_str(), "second=%d", &second);
// amount
int amount;
index = line.find("amount=");
index2 = line.find(' ', index);
value = line.substr(index, index2-index);
sscanf(value.c_str(), "amount=%d", &amount);
tKerningHashElement *element = (tKerningHashElement *)calloc( sizeof( *element ), 1 );
element->amount = amount;
element->key = (first<<16) | (second&0xffff);
HASH_ADD_INT(_kerningDictionary,key, element);
}
FontFNT * FontFNT::create(const std::string& fntFilePath, const Vector2& imageOffset /* = Vector2::ZERO */)
{
BMFontConfiguration *newConf = FNTConfigLoadFile(fntFilePath);
if (!newConf)
return nullptr;
// add the texture
Texture2D *tempTexture = Director::getInstance()->getTextureCache()->addImage(newConf->getAtlasName());
if (!tempTexture)
{
delete newConf;
return nullptr;
}
FontFNT *tempFont = new FontFNT(newConf,imageOffset);
if (!tempFont)
{
delete newConf;
return nullptr;
}
tempFont->autorelease();
return tempFont;
}
FontFNT::FontFNT(BMFontConfiguration *theContfig, const Vector2& imageOffset /* = Vector2::ZERO */)
:_configuration(theContfig)
,_imageOffset(CC_POINT_PIXELS_TO_POINTS(imageOffset))
{
}
FontFNT::~FontFNT()
{
}
void FontFNT::purgeCachedData()
{
if (s_configurations)
{
s_configurations->clear();
CC_SAFE_DELETE(s_configurations);
}
}
int * FontFNT::getHorizontalKerningForTextUTF16(unsigned short *text, int &outNumLetters) const
{
if (!text)
return 0;
outNumLetters = cc_wcslen(text);
if (!outNumLetters)
return 0;
int *sizes = new int[outNumLetters];
if (!sizes)
return 0;
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(unsigned short firstChar, unsigned short secondChar) const
{
int ret = 0;
unsigned int key = (firstChar << 16) | (secondChar & 0xffff);
if (_configuration->_kerningDictionary)
{
tKerningHashElement *element = nullptr;
HASH_FIND_INT(_configuration->_kerningDictionary, &key, element);
if (element)
ret = element->amount;
}
return ret;
}
FontAtlas * FontFNT::createFontAtlas()
{
FontAtlas *tempAtlas = new FontAtlas(*this);
if (!tempAtlas)
return nullptr;
// check that everything is fine with the BMFontCofniguration
if (!_configuration->_fontDefDictionary)
return nullptr;
size_t numGlyphs = _configuration->_characterSet->size();
if (!numGlyphs)
return nullptr;
if (_configuration->_commonHeight == 0)
return nullptr;
// commone height
tempAtlas->setCommonLineHeight(_configuration->_commonHeight);
BMFontDef fontDef;
tFontDefHashElement *currentElement, *tmp;
// Purge uniform hash
HASH_ITER(hh, _configuration->_fontDefDictionary, currentElement, tmp)
{
FontLetterDefinition tempDefinition;
fontDef = currentElement->fontDef;
Rect tempRect;
tempRect = fontDef.rect;
tempRect = CC_RECT_PIXELS_TO_POINTS(tempRect);
tempDefinition.letteCharUTF16 = fontDef.charID;
tempDefinition.offsetX = fontDef.xOffset;
tempDefinition.offsetY = fontDef.yOffset;
tempDefinition.U = tempRect.origin.x + _imageOffset.x;
tempDefinition.V = tempRect.origin.y + _imageOffset.y;
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;
// add the new definition
tempAtlas->addLetterDefinition(tempDefinition);
}
// add the texture (only one texture for now)
Texture2D *tempTexture = Director::getInstance()->getTextureCache()->addImage(_configuration->getAtlasName());
if (!tempTexture)
return 0;
// add the texture
tempAtlas->addTexture(tempTexture, 0);
// done
return tempAtlas;
}
NS_CC_END
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