axmol/cocos2dx/label_nodes/CCStringTTF.h

143 lines
6.1 KiB
C++

/****************************************************************************
Copyright (c) 2013 Zynga 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.
****************************************************************************/
#ifndef _StringTTF_h
#define _StringTTF_h
#include "CCFontDefinition.h"
#include "CCLabelTextFormatProtocol.h"
#include "CCLabel.h"
#include "CCFontAtlas.h"
NS_CC_BEGIN
class CC_DLL StringTTF : public Label, public LabelTextFormatProtocol
{
public:
static StringTTF* create(FontAtlas *pAtlas, TextHAlignment alignment = TextHAlignment::LEFT, int lineSize = 0);
// main interface
bool setText(const char *stringToRender, float lineWidth, TextHAlignment alignment = TextHAlignment::LEFT, bool lineBreakWithoutSpaces = false);
void setString(const char *stringToRender);
virtual void setAlignment(TextHAlignment alignment);
virtual void setWidth(float width);
virtual void setLineBreakWithoutSpace(bool breakWithoutSpace);
virtual void setScale(float scale);
virtual void setScaleX(float scaleX);
virtual void setScaleY(float scaleY);
// carloX
const char * getString() const { return "not implemented"; }
// RGBAProtocol
virtual bool isOpacityModifyRGB() const;
virtual void setOpacityModifyRGB(bool isOpacityModifyRGB);
virtual void setOpacity(GLubyte opacity);
virtual void updateDisplayedOpacity(GLubyte parentOpacity);
virtual bool isCascadeOpacityEnabled() const;
virtual void setCascadeOpacityEnabled(bool cascadeOpacityEnabled);
virtual void setColor(const Color3B& color);
virtual void updateDisplayedColor(const Color3B& parentColor);
virtual bool isCascadeColorEnabled() const;
virtual void setCascadeColorEnabled(bool cascadeColorEnabled);
virtual const Color3B& getColor(void) const;
virtual const Color3B& getDisplayedColor() const;
virtual unsigned char getOpacity() const;
virtual unsigned char getDisplayedOpacity() const;
// CCLabelTextFormat protocol implementation
virtual Sprite * getSpriteChild(int ID);
virtual Array * getChildrenLetters();
virtual Sprite * getSpriteForChar(unsigned short int theChar, int spriteIndexHint);
virtual float getLetterPosXLeft( Sprite* sp );
virtual float getLetterPosXRight( Sprite* sp );
// font related stuff
virtual int getCommonLineHeight();
virtual int getKerningForCharsPair(unsigned short first, unsigned short second);
virtual int getXOffsetForChar(unsigned short c);
virtual int getYOffsetForChar(unsigned short c);
virtual int getAdvanceForChar(unsigned short c, int hintPositionInString);
virtual Rect getRectForChar(unsigned short c) ;
// string related stuff
virtual int getStringNumLines();
virtual int getStringLenght();
virtual unsigned short getCharAtStringPosition(int position);
virtual unsigned short * getUTF8String();
virtual void assignNewUTF8String(unsigned short *newString);
virtual TextHAlignment getTextAlignment();
// label related stuff
virtual float getMaxLineWidth() ;
virtual bool breakLineWithoutSpace();
virtual Size getLabelContentSize();
virtual void setLabelContentSize(const Size &newSize);
private:
//
StringTTF(FontAtlas *pAtlas, TextHAlignment alignment = TextHAlignment::LEFT);
~StringTTF();
bool init();
void alignText();
void hideAllLetters();
void moveAllSpritesToCache();
bool computeAdvancesForString(unsigned short int *stringToRender);
bool setCurrentString(unsigned short *stringToSet);
bool setOriginalString(unsigned short *stringToSet);
void resetCurrentString();
Sprite * getSprite();
Sprite * createNewSpriteFromLetterDefinition(FontLetterDefinition &theDefinition, Texture2D *theTexture);
Sprite * updateSpriteWithLetterDefinition(Sprite *spriteToUpdate, FontLetterDefinition &theDefinition, Texture2D *theTexture);
Sprite * getSpriteForLetter(unsigned short int newLetter);
Sprite * updateSpriteForLetter(Sprite *spriteToUpdate, unsigned short int newLetter);
Array _spriteArray;
Array _spriteArrayCache;
float _commonLineHeight;
bool _lineBreakWithoutSpaces;
float _width;
TextHAlignment _alignment;
unsigned short int * _currentUTF8String;
unsigned short int * _originalUTF8String;
Size * _advances;
FontAtlas * _fontAtlas;
Color3B _displayedColor;
Color3B _realColor;
bool _cascadeColorEnabled;
};
NS_CC_END
#endif