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closed issue#4428:fixed label display incorrect if invoking getLetter and it's multi-line.

This commit is contained in:
Dhilan007 2014-03-17 18:33:15 +08:00
parent 36cfd17e7b
commit cc671835f8
2 changed files with 46 additions and 32 deletions
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72
cocos/2d/CCLabel.cpp
View File

@ -446,7 +446,7 @@ bool Label::setBMFontFilePath(const std::string& bmfontFilePath, const Point& im
reset();
return false;
}
_bmFontPath = bmfontFilePath;
setFontAtlas(newAtlas);
_currentLabelType = LabelType::BMFONT;
@ -624,17 +624,7 @@ void Label::alignText()
}
}
int index;
for (int ctr = 0; ctr < _limitShowCount; ++ctr)
{
if (_lettersInfo[ctr].def.validDefinition)
{
updateSpriteWithLetterDefinition(_lettersInfo[ctr].def,textures[_lettersInfo[ctr].def.textureID]);
_reusedLetter->setPosition(_lettersInfo[ctr].position);
index = _batchNodes[_lettersInfo[ctr].def.textureID]->getTextureAtlas()->getTotalQuads();
_batchNodes[_lettersInfo[ctr].def.textureID]->insertQuadFromSprite(_reusedLetter,index);
}
}
updateQuads();
updateColor();
}
@ -691,16 +681,30 @@ bool Label::setCurrentString(unsigned short *stringToSet)
return true;
}
void Label::updateSpriteWithLetterDefinition(const FontLetterDefinition &theDefinition, Texture2D *theTexture)
void Label::updateQuads()
{
_reusedRect.size.height = theDefinition.height;
_reusedRect.size.width = theDefinition.width;
_reusedRect.origin.x = theDefinition.U;
_reusedRect.origin.y = theDefinition.V;
int index;
for (int ctr = 0; ctr < _limitShowCount; ++ctr)
{
auto &letterDef = _lettersInfo[ctr].def;
if(_reusedLetter->getBatchNode() != _batchNodes[theDefinition.textureID])
_reusedLetter->setBatchNode(_batchNodes[theDefinition.textureID]);
_reusedLetter->setTextureRect(_reusedRect,false,_reusedRect.size);
if (letterDef.validDefinition)
{
_reusedRect.size.height = letterDef.height;
_reusedRect.size.width = letterDef.width;
_reusedRect.origin.x = letterDef.U;
_reusedRect.origin.y = letterDef.V;
if(_reusedLetter->getBatchNode() != _batchNodes[letterDef.textureID])
_reusedLetter->setBatchNode(_batchNodes[letterDef.textureID]);
_reusedLetter->setTextureRect(_reusedRect,false,_reusedRect.size);
_reusedLetter->setPosition(_lettersInfo[ctr].position);
index = _batchNodes[letterDef.textureID]->getTextureAtlas()->getTotalQuads();
_lettersInfo[ctr].atlasIndex = index;
_batchNodes[letterDef.textureID]->insertQuadFromSprite(_reusedLetter,index);
}
}
}
bool Label::recordLetterInfo(const cocos2d::Point& point,const FontLetterDefinition& letterDef, int spriteIndex)
@ -1056,6 +1060,10 @@ int Label::getFontSize() const
///// PROTOCOL STUFF
Sprite * Label::getLetter(int lettetIndex)
{
if (_fontDirty)
{
const_cast<Label*>(this)->updateFont();
}
if (_contentDirty)
{
updateContent();
@ -1063,7 +1071,9 @@ Sprite * Label::getLetter(int lettetIndex)
if (! _textSprite && lettetIndex < _limitShowCount)
{
if(! _lettersInfo[lettetIndex].def.validDefinition)
auto &letterDef = _lettersInfo[lettetIndex].def;
if(! letterDef.validDefinition)
return nullptr;
Sprite* sp = static_cast<Sprite*>(this->getChildByTag(lettetIndex));
@ -1071,18 +1081,18 @@ Sprite * Label::getLetter(int lettetIndex)
if (!sp)
{
Rect uvRect;
uvRect.size.height = _lettersInfo[lettetIndex].def.height;
uvRect.size.width = _lettersInfo[lettetIndex].def.width;
uvRect.origin.x = _lettersInfo[lettetIndex].def.U;
uvRect.origin.y = _lettersInfo[lettetIndex].def.V;
uvRect.size.height = letterDef.height;
uvRect.size.width = letterDef.width;
uvRect.origin.x = letterDef.U;
uvRect.origin.y = letterDef.V;
sp = Sprite::createWithTexture(_fontAtlas->getTexture(_lettersInfo[lettetIndex].def.textureID),uvRect);
sp->setBatchNode(this);
sp->setAnchorPoint(Point::ANCHOR_MIDDLE);
sp->setPosition(Point(_lettersInfo[lettetIndex].position.x+uvRect.size.width/2,_lettersInfo[lettetIndex].position.y-uvRect.size.height/2));
sp = Sprite::createWithTexture(_fontAtlas->getTexture(letterDef.textureID),uvRect);
sp->setBatchNode(_batchNodes[letterDef.textureID]);
sp->setPosition(Point(_lettersInfo[lettetIndex].position.x + uvRect.size.width / 2,
_lettersInfo[lettetIndex].position.y - uvRect.size.height / 2));
sp->setOpacity(_realOpacity);
this->addSpriteWithoutQuad(sp, lettetIndex, lettetIndex);
_batchNodes[letterDef.textureID]->addSpriteWithoutQuad(sp, _lettersInfo[lettetIndex].atlasIndex, lettetIndex);
}
return sp;
}
@ -1120,7 +1130,7 @@ void Label::computeStringNumLines()
int Label::getStringLength() const
{
return _currentUTF16String ? cc_wcslen(_currentUTF16String) : 0;
return _currentUTF16String ? cc_wcslen(_currentUTF16String) : _originalUTF8String.length();
}
// RGBA protocol

6
cocos/2d/CCLabel.h
View File

@ -116,6 +116,7 @@ public:
virtual bool setTTFConfig(const TTFConfig& ttfConfig);
virtual bool setBMFontFilePath(const std::string& bmfontFilePath, const Point& imageOffset = Point::ZERO);
const std::string& getBMFontFilePath() const { return _bmFontPath;}
virtual bool setCharMap(const std::string& charMapFile, int itemWidth, int itemHeight, int startCharMap);
virtual bool setCharMap(Texture2D* texture, int itemWidth, int itemHeight, int startCharMap);
@ -248,6 +249,7 @@ protected:
Point position;
Size contentSize;
int atlasIndex;
};
enum class LabelType {
@ -282,7 +284,7 @@ protected:
bool setOriginalString(unsigned short *stringToSet);
void computeStringNumLines();
void updateSpriteWithLetterDefinition(const FontLetterDefinition &theDefinition, Texture2D *theTexture);
void updateQuads();
virtual void updateColor() override;
@ -295,6 +297,8 @@ protected:
void updateFont();
void reset();
std::string _bmFontPath;
bool _isOpacityModifyRGB;
bool _contentDirty;
bool _fontDirty;