mirror of https://github.com/axmolengine/axmol.git
render and font IOS are no more
This commit is contained in:
carlo morgantini
parent
9c53da22fa
commit
31b40263a7
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//
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// CCFontIOS.h
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// TestNewStringStuff
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//
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// Created by Carlo Morgantini on 5/20/13.
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//
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//
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#ifndef _FontIOS_h
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#define _FontIOS_h
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#include <CoreText/CTFont.h>
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#include "CCFont.h"
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NS_CC_BEGIN
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class FontIOS : public Font
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{
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public:
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virtual ~FontIOS();
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virtual bool createFontObject(const std::string &fontName, int fontSize);
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virtual GlyphDef * getGlyphsForText(const char *pText, int &outNumGlyphs, bool UTF16text = false);
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virtual Size * getAdvancesForText(const char *pText, int &outNumLetters, bool UTF16text = false);
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virtual Size getTextWidthAndHeight(const char *pText, bool UTF16text = false);
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virtual Size * getAdvancesForTextUTF16(unsigned short *pText, int &outNumLetters);
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virtual unsigned short int * getUTF16Text(const char *pText, int &outNumLetters);
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virtual int getLetterPadding() { return 0; }
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virtual unsigned char * getGlyphBitmap(unsigned short theChar, int &outWidth, int &outHeight) { return 0; }
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virtual unsigned short int * trimUTF16Text(unsigned short int *pText, int newBegin, int newEnd) { return 0; }
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virtual int getUTF16TextLenght(unsigned short int *pText) { return 0; }
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private:
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CTFontRef _fontRef;
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void * _fontUI;
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};
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NS_CC_END
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#endif
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@ -1,227 +0,0 @@
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//
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// CCFontIOS.mm
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// TestNewStringStuff
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//
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// Created by Carlo Morgantini on 5/20/13.
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//
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//
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#include <stdio.h>
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#include <CoreText/CTFont.h>
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#include <CoreText/CTTypesetter.h>
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#include <CoreFoundation/CoreFoundation.h>
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#include <UIKit/UIFont.h>
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#include <UIKit/UIStringDrawing.h>
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#include "support/ccUTF8.h"
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#include "cocos2d.h"
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#include "CCFontIOS.h"
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#include "CCTextImage.h"
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NS_CC_BEGIN
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bool FontIOS::createFontObject(const std::string &fontName, int fontSize)
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{
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CFStringRef theRefString = NULL;
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theRefString = CFStringCreateWithCString(kCFAllocatorDefault, fontName.c_str(), CFStringGetSystemEncoding());
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NSString * fntName = [NSString stringWithUTF8String:fontName.c_str()];
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// actually create iOS font (s)
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_fontRef = CTFontCreateWithName(theRefString, fontSize, NULL);
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_fontUI = [UIFont fontWithName:fntName size:fontSize];
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return ( (_fontRef != NULL) && (_fontUI != NULL) );
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}
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FontIOS::~FontIOS()
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{
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// release the font
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// TO DO
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}
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GlyphDef * FontIOS::getGlyphsForText(const char *pText, int &outNumGlyphs, bool UTF16text)
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{
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float CHAR_PADDING = 10.0f;
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UniChar * characters;
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CGGlyph * glyphs;
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CFIndex count;
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CFStringRef lettersString;
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lettersString = CFStringCreateWithCString(kCFAllocatorDefault, pText, kCFStringEncodingUTF8);
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if (NULL == lettersString)
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return false;
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count = CFStringGetLength(lettersString);
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// Allocate our buffers for characters and glyphs.
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characters = new UniChar[count];
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assert(characters != NULL);
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glyphs = new CGGlyph[count];
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assert(glyphs != NULL);
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// Get the characters from the string.
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CFStringGetCharacters(lettersString, CFRangeMake(0, count), characters);
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// Get the glyphs for the characters.
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CTFontGetGlyphsForCharacters(_fontRef, characters, glyphs, count);
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CGGlyph *theFirstGlyph = &glyphs[0];
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// get letters bounding boxes
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CGRect *BBOx = new CGRect[count];
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assert(BBOx != NULL);
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CTFontGetBoundingRectsForGlyphs(_fontRef, kCTFontHorizontalOrientation, theFirstGlyph, BBOx, count);
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GlyphDef *pGlyphs = new GlyphDef[count];
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assert(pGlyphs != NULL);
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// sore result as CCRect
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for (int c=0; c<count; ++c)
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{
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Rect tempRect;
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tempRect.origin.x = BBOx[c].origin.x;
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tempRect.origin.y = BBOx[c].origin.y;
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tempRect.size.width = BBOx[c].size.width;
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tempRect.size.height = BBOx[c].size.height;
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pGlyphs[c].setRect(tempRect);
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pGlyphs[c].setUTF8Letter(characters[c]);
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pGlyphs[c].setPadding(CHAR_PADDING);
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}
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// release memory
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delete [] characters;
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delete [] glyphs;
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delete [] BBOx;
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outNumGlyphs = count;
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return pGlyphs;
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}
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Size * FontIOS::getAdvancesForTextUTF16(unsigned short *pText, int &outNumLetters)
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{
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if (!pText)
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return 0;
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outNumLetters = cc_wcslen(pText);
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if (!outNumLetters)
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return 0;
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// create the reference to the string
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CFStringRef lettersString = CFStringCreateWithCharacters(kCFAllocatorDefault, pText, outNumLetters);
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if (NULL == lettersString)
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{
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return 0;
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}
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UniChar *characters;
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CGGlyph *glyphs;
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CFIndex count;
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// num char
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count = CFStringGetLength(lettersString);
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// Allocate our buffers for characters and glyphs.
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characters = new UniChar[count];
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assert(characters != NULL);
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glyphs = new CGGlyph[count];
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assert(glyphs != NULL);
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// Get the characters from the string.
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CFStringGetCharacters(lettersString, CFRangeMake(0, count), characters);
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// Get the glyphs for the characters.
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CTFontGetGlyphsForCharacters(_fontRef, characters, glyphs, count);
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CGGlyph *theFirstGlyph = &glyphs[0];
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CGSize *pSize = new CGSize[count];
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if(!pSize)
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return 0;
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Size *pCCSizes = new Size[count];
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if (!pCCSizes)
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return 0;
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// actually get the advances
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CTFontGetAdvancesForGlyphs(_fontRef, kCTFontHorizontalOrientation, theFirstGlyph, pSize, count);
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for (int c = 0; c<count; ++c)
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{
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pCCSizes[c].width = pSize[c].width;
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pCCSizes[c].height = pSize[c].height;
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}
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delete [] characters;
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delete [] glyphs;
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delete [] pSize;
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outNumLetters = count;
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return pCCSizes;
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}
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Size * FontIOS::getAdvancesForText(const char *pText, int &outNumLetters, bool UTF16text)
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{
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unsigned short int *utf8Text = FontIOS::getUTF16Text(pText, outNumLetters);
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if (utf8Text)
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{
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Size *ret = getAdvancesForTextUTF16(utf8Text, outNumLetters);
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delete [] utf8Text;
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return ret;
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}
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else
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{
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return 0;
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}
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}
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Size FontIOS::getTextWidthAndHeight(const char *pText, bool UTF16text)
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{
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Size retSize;
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NSString * str = [NSString stringWithUTF8String:pText];
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CGSize tmp = [str sizeWithFont:(UIFont *)_fontUI];
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retSize.width = tmp.width;
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retSize.height = tmp.height;
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return retSize;
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}
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unsigned short int * FontIOS::getUTF16Text(const char *pText, int &outNumLetters)
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{
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CFStringRef lettersString = CFStringCreateWithCString(kCFAllocatorDefault, pText, kCFStringEncodingUTF8);
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if (NULL == lettersString)
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{
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return 0;
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}
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// num char
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int count = CFStringGetLength(lettersString);
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// Allocate our buffers for characters and glyphs.
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UniChar *characters = new UniChar[count + 1];
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if (!characters)
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return 0;
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// Get the characters from the string.
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CFStringGetCharacters(lettersString, CFRangeMake(0, count), characters);
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// terminate the string
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outNumLetters = count;
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characters[count] = 0;
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return (unsigned short int *) characters;
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}
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NS_CC_END
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@ -1,31 +0,0 @@
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//
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// CCFontRenderIOS.h
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// TestNewStringStuff
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//
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// Created by Carlo Morgantini on 5/28/13.
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//
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//
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#ifndef _FontRenderIOS_h
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#define _FontRenderIOS_h
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#include "CCFontRender.h"
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NS_CC_BEGIN
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class Font;
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class FontRenderIOS : public FontRender
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{
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public:
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FontRenderIOS(Font *pFont): FontRender(pFont) {}
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virtual ~FontRenderIOS() {}
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virtual unsigned char * preparePageGlyphData(TextPageDef *thePage, char *fontName, int fontSize);
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};
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NS_CC_END
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#endif
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@ -1,99 +0,0 @@
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//
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// CCFontRenderIOS.mm
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// TestNewStringStuff
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//
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// Created by Carlo Morgantini on 5/28/13.
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//
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//
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#include <CoreGraphics/CoreGraphics.h>
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#include <UIKit/UIKit.h>
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#include "cocos2d.h"
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#include "CCTextImage.h"
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#include "CCFontRenderIOS.h"
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NS_CC_BEGIN
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unsigned char * FontRenderIOS::preparePageGlyphData(TextPageDef *thePage, char *fontName, int fontSize)
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{
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// constants
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float LINE_PADDING = 1.9;
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if (!thePage)
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return NULL;
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if (thePage->getNumLines() == 0)
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return NULL;
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int pageWidth = thePage->getWidth();
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int pageHeight = thePage->getHeight();
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// prepare memory ans set to 0
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int sizeInBytes = (pageWidth * pageHeight * 4);
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unsigned char* data = new unsigned char[sizeInBytes];
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memset(data, 0, sizeInBytes);
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// prepare the context
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CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();
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CGContextRef context = CGBitmapContextCreate(data, pageWidth, pageHeight, 8, pageWidth * 4, colorSpace, kCGImageAlphaPremultipliedLast | kCGBitmapByteOrder32Big);
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CGColorSpaceRelease(colorSpace);
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if (!context)
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{
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delete[] data;
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return 0;
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}
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// prepare the context
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CGContextSetRGBFillColor(context, 1, 1, 1, 1);
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CGContextTranslateCTM(context, 0.0f, pageHeight);
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CGContextScaleCTM(context, 1.0f, -1.0f); //NOTE: NSString draws in UIKit referential i.e. renders upside-down compared to CGBitmapContext referential
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UIGraphicsPushContext(context);
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UITextAlignment align = NSTextAlignmentLeft;
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// create the font
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NSString *nsFontName = [NSString stringWithUTF8String:fontName];
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id font = [UIFont fontWithName:nsFontName size:fontSize];
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int numLines = thePage->getNumLines();
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for (int c = 0; c<numLines; ++c)
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{
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TextLineDef *pCurrentLine = thePage->getLineAt(c);
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float lineHeight = pCurrentLine->getHeight();
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float origX = LINE_PADDING;
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float origY = pCurrentLine->getY();
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int numGlyphToRender = pCurrentLine->getNumGlyph();
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for (int cglyph = 0; cglyph < numGlyphToRender; ++cglyph)
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{
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GlyphDef currGlyph = pCurrentLine->getGlyphAt(cglyph);
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NSString *lineString = [NSString stringWithFormat: @"%C", currGlyph.getUTF8Letter()];
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CGRect tempRect;
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tempRect.origin.x = (origX - currGlyph.getRect().origin.x);
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tempRect.origin.y = origY;
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tempRect.size.width = currGlyph.getRect().size.width;
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tempRect.size.height = lineHeight;
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// actually draw one character
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[lineString drawInRect: tempRect withFont:font lineBreakMode:NSLineBreakByWordWrapping alignment:align];
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// move to next character
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origX += (tempRect.size.width + currGlyph.getPadding());
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}
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}
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// clean everything
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UIGraphicsPopContext();
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CGContextRelease(context);
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// everything looks good
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return data;
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}
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NS_CC_END
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