原文转自：http://2009315319.blog.51cto.com/701759/1420014
Cocos2d-x 3.0@H_404_5@后推出了新的标签类@H_404_5@Label@H_404_5@，这种标签通过使用@H_404_5@FreeType[1]@H_404_5@来使它在不同的平台上有相同的视觉效果。由于使用更快的缓存代理，它的渲染也将更加快速。@H_404_5@Label@H_404_5@提供了描边和阴影等特性。@H_404_5@@H_404_5@
static Label* createWithSystemFont(conststd::string &text,//是要显示的文字 const std::string& font,//系统字体名 float fontSize,//字体的大小 const Size& dimensions = Size::ZERO,//在屏幕上占用的区域大小,可省略 TextHAlignment hAlignment = TextHAlignment::LEFT,//文字横向对齐方式,可省略 TextVAlignment vAlignment = TextVAlignment::TOP) //文字纵向对齐方式,可省略 static Label* createWithTTF(conststd::string & text,const std::string & fontFile,//字体文件 float fontSize,const Size & dimensions = Size::ZERO,//可省略 TextHAlignment hAlignment= TextHAlignment::LEFT,//可省略 TextVAlignment vAlignment= TextVAlignment::TOP //可省略 ) static Label* createWithTTF(constTTFConfig& ttfConfig,const std::string& text,TextHAlignment alignment =TextHAlignment::LEFT,int maxLineWidth = 0 ) static Label* createWithBMFont(conststd::string& bmfontFilePath,//位图字体文件 const std::string& text,const TextHAlignment& alignment =TextHAlignment::LEFT,//可省略 int maxLineWidth = 0,//可省略 const Point& imageOffset = Point::ZERO //可省略 )下面我们看看@H_404_5@ HelloWorldScene.cpp@H_404_5@ 中@H_404_5@ init@H_404_5@ 函数如下：@H_404_5@
bool HelloWorld::init()
{
if ( !Layer::init() )
{
return false;
}
Size visibleSize = Director::getInstance()->getVisibleSize();
Point origin = Director::getInstance()->getVisibleOrigin();
auto closeItem = MenuItemImage::create(
"CloseNormal.png","CloseSelected.png",CC_CALLBACK_1(HelloWorld::menuCloseCallback,this));
closeItem->setPosition(Point(origin.x+ visibleSize.width - closeItem->getContentSize().width/2,origin.y + closeItem->getContentSize().height/2));
auto menu = Menu::create(closeItem,NULL);
menu->setPosition(Point::ZERO);
this->addChild(menu,1);
autolabel1 = Label::createWithSystemFont("Hello World1","Arial",36); ①
label1->setPosition(Point(origin.x+ visibleSize.width/2,origin.y + visibleSize.height - 100));
this->addChild(label1,1);
autolabel2 = Label::createWithTTF("Hello World2","fonts/MarkerFelt.ttf",36); ②
label2->setPosition(Point(origin.x+ visibleSize.width/2,origin.y + visibleSize.height - 200));
this->addChild(label2,1);
autolabel3 = Label::createWithBMFont("fonts/BMFont.fnt","HelloWorld3"); ③
label3->setPosition(Point(origin.x+ visibleSize.width/2,origin.y + visibleSize.height - 300));
this->addChild(label3,1);
TTFConfigttfConfig("fonts/Marker Felt.ttf",36,GlyphCollection::DYNAMIC); ④
autolabel4 = Label::createWithTTF(ttfConfig,"Hello World4"); ⑤
label4->setPosition(Point(origin.x+ visibleSize.width/2,origin.y + visibleSize.height - 400));
this->addChild(label4,1);
ttfConfig.outlineSize= 4; ⑥
autolabel5 = Label::createWithTTF(ttfConfig,"Hello World5"); ⑦
label5->setPosition(Point(origin.x+ visibleSize.width/2,origin.y + visibleSize.height - 500));
label5->enableShadow(Color4B(255,255,128),Size(4,-4)); ⑧
label5->setColor(Color3B::RED); ⑨
this->addChild(label5,1);
return true;
}
_ttfConfig(constchar* filePath = "",//字体文件路径 int size = 12,//字体大小 constGlyphCollection& glyphCollection = GlyphCollection::DYNAMIC,//字体库类型 constchar * customGlyphCollection = nullptr,//自定义字体库 booluseDistanceField = false,//用户是否可缩放字体 intoutline = 0 //字体描边 )
