Cocos2d-x的菜单中提供了多种菜单项的生成方式,他们都继承于MenuItem,如下图
1CCMenuItemLable
包括CCMenuItemAtlasFont和CCMenuItemFont是两种定义菜单项字体的方式,其中CCMenuItemFont是通过设定字体名称来设置字体,这个字体是系统自带的,通过官方TestCpp中的实例可以查看其用法
// Label Item (LabelAtlas) CCLabelAtlas* labelAtlas = CCLabelAtlas::create("0123456789","fonts/labelatlas.png",16,24,'.'); CCMenuItemLabel* item3 = CCMenuItemLabel::create(labelAtlas,this,menu_selector(MenuLayerMainMenu::menuCallbackDisabled) ); item3->setDisabledColor( ccc3(32,32,64) ); item3->setColor( ccc3(200,200,255) ); // Font Item CCMenuItemFont *item4 = CCMenuItemFont::create("I toggle enable items",menu_selector(MenuLayerMainMenu::menuCallbackEnable) ); item4->setFontSizeObj(20); item4->setFontName("Marker Felt"); // Label Item (CCLabelBMFont) CCLabelBMFont* label = CCLabelBMFont::create("configuration","fonts/bitmapFontTest3.fnt"); CCMenuItemLabel* item5 = CCMenuItemLabel::create(label,menu_selector(MenuLayerMainMenu::menuCallbackConfig)); // Testing issue #500 item5->setScale( 0.8f ); // Events CCMenuItemFont::setFontName("Marker Felt"); CCMenuItemFont *item6 = CCMenuItemFont::create("Priority Test",menu_selector(MenuLayerMainMenu::menuCallbackPriorityTest)); // Bugs Item CCMenuItemFont *item7 = CCMenuItemFont::create("Bugs",menu_selector(MenuLayerMainMenu::menuCallbackBugsTest)); // Font Item CCMenuItemFont* item8 = CCMenuItemFont::create("Quit",menu_selector(MenuLayerMainMenu::onQuit)); CCMenuItemFont* item9 = CCMenuItemFont::create("Remove menu item when moving", menu_selector(MenuLayerMainMenu::menuMovingCallback));
2.CCMenuItemSprite
这个菜单项的特点就是可以封装图片进入菜单项,用法如下
// Font Item CCSprite* spriteNormal = CCSprite::create(s_MenuItem,CCRectMake(0,23*2,115,23)); CCSprite* spriteSelected = CCSprite::create(s_MenuItem,23*1,23)); CCSprite* spriteDisabled = CCSprite::create(s_MenuItem,23*0,23)); CCMenuItemSprite* item1 = CCMenuItemSprite::create(spriteNormal,spriteSelected,spriteDisabled,menu_selector(MenuLayerMainMenu::menuCallback) ); // Image Item CCMenuItem* item2 = CCMenuItemImage::create(s_SendScore,s_PressSendScore,menu_selector(MenuLayerMainMenu::menuCallback2) );
2.CCMenuItemToggle
CCMenuItemToggle可以将任意的CCMenuItem封装进去,作为一个按钮式的开关
CCMenuItemToggle* item1 = CCMenuItemToggle::createWithTarget(this,menu_selector(MenuLayer4::menuCallback),CCMenuItemFont::create( "On" ),CCMenuItemFont::create( "Off"),NULL ); (编辑:李大同)
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