bool UIImage::initWithContentsOfFile(const string &strPath, eImageFormat imageType)
{
bool bRet = false;
FileData data;
unsigned long nSize = 0;
unsigned char* pBuffer = data.getFileData(strPath.c_str(), "rb", &nSize);
if (pBuffer)
{
switch (imageType)
{
case kCCImageFormatPNG:
// use libpng load image
bRet = loadPngFromStream(pBuffer, nSize);
break;
case kCCImageFormatJPG:
bRet = loadJpgFromStream(pBuffer, nSize);
break;
default:
// unsupported image type
bRet = false;
break;
}
}
return bRet;
}
NSDictionary<std::string, NSObject*> *dictionaryWithContentsOfFile(const char *pFileName)
{
FileData data;
unsigned long size = 0;
char *pBuffer = (char *) data.getFileData(pFileName, "r", &size);
if (! pBuffer)
{
return NULL;
}
/*
* this initialize the library and check potential ABI mismatches
* between the version it was compiled for and the actual shared
* library used.
*/
LIBXML_TEST_VERSION
xmlSAXHandler saxHandler;
memset( &saxHandler, 0, sizeof(saxHandler) );
// Using xmlSAXVersion( &saxHandler, 2 ) generate crash as it sets plenty of other pointers...
saxHandler.initialized = XML_SAX2_MAGIC; // so we do this to force parsing as SAX2.
saxHandler.startElement = &plist_startElement;
saxHandler.endElement = &plist_endElement;
saxHandler.characters = &plist_characters;
int result = xmlSAXUserParseMemory( &saxHandler, this, pBuffer, size );
if ( result != 0 )
{
return NULL;
}
/*
* Cleanup function for the XML library.
*/
xmlCleanupParser();
/*
* this is to debug memory for regression tests
*/
xmlMemoryDump();
return m_pRootDict;
}
// this is the function to call when we want to load an image
tImageTGA * tgaLoad(const char *pszFilename)
{
int mode,total;
tImageTGA *info = NULL;
FileData data;
unsigned long nSize = 0;
unsigned char* pBuffer = data.getFileData(pszFilename, "rb", &nSize);
do
{
CCX_BREAK_IF(! pBuffer);
info = (tImageTGA *)malloc(sizeof(tImageTGA));
// get the file header info
if (! tgaLoadHeader(pBuffer, nSize, info))
{
info->status = TGA_ERROR_MEMORY;
break;
}
// check if the image is color indexed
if (info->type == 1)
{
info->status = TGA_ERROR_INDEXED_COLOR;
break;
}
// check for other types (compressed images)
if ((info->type != 2) && (info->type !=3) && (info->type !=10) )
{
info->status = TGA_ERROR_COMPRESSED_FILE;
break;
}
// mode equals the number of image components
mode = info->pixelDepth / 8;
// total is the number of unsigned chars to read
total = info->height * info->width * mode;
// allocate memory for image pixels
info->imageData = (unsigned char *)malloc(sizeof(unsigned char) * total);
// check to make sure we have the memory required
if (info->imageData == NULL)
{
info->status = TGA_ERROR_MEMORY;
break;
}
bool bLoadImage = false;
// finally load the image pixels
if ( info->type == 10 )
{
bLoadImage = tgaLoadRLEImageData(pBuffer, nSize, info);
}
else
{
bLoadImage = tgaLoadImageData(pBuffer, nSize, info);
}
// check for errors when reading the pixels
if (! bLoadImage)
{
info->status = TGA_ERROR_READING_FILE;
break;
}
info->status = TGA_OK;
if ( info->flipped )
{
tgaFlipImage( info );
if ( info->flipped )
{
info->status = TGA_ERROR_MEMORY;
}
}
} while(0);
return info;
}
void CCBMFontConfiguration::parseConfigFile(const char *controlFile)
{
std::string fullpath = CCFileUtils::fullPathFromRelativePath(controlFile);
FileData data;
unsigned long nBufSize = 0;
char* pBuffer = (char*) data.getFileData(fullpath.c_str(), "r", &nBufSize);
NSAssert(pBuffer, "CCBMFontConfiguration::parseConfigFile | Open file error.");
if (!pBuffer)
{
return;
}
char LineMax[LINE_MAX_CHAR_NUM] = {0};
size_t step = 0;
size_t leftSize = nBufSize - step;
while (leftSize > 0)
{
// clean temp data
memset(LineMax, 0, sizeof(char) * LINE_MAX_CHAR_NUM);
// read some data into LineMax[LINE_MAX_CHAR_NUM]
if (leftSize < LINE_MAX_CHAR_NUM)
{
memcpy(LineMax, pBuffer + step, sizeof(char) * leftSize);
}
else
{
// only read LINE_MAX_CHAR_NUM - 1 char from buffer,to make sure the LineMax is end with '\0'
memcpy(LineMax, pBuffer + step, sizeof(char) * (LINE_MAX_CHAR_NUM - 1));
}
// find the '\n'
char* pos = strchr(LineMax, '\n');
size_t lineSize = strlen(LineMax) * sizeof(char);
if (pos)
{
lineSize = (pos - LineMax + 1) * sizeof(char);
memset(LineMax + lineSize, 0, sizeof(char) * LINE_MAX_CHAR_NUM - lineSize);
}
step += lineSize;
leftSize = nBufSize - step;
// parse spacing / padding
std::string line = LineMax;
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];
}
// 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
ccBMFontDef characterDefinition;
this->parseCharacterDefinition(line, &characterDefinition);
// Add the CharDef returned to the charArray
m_pBitmapFontArray[ characterDefinition.charID ] = characterDefinition;
}
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);
}
}
}
