当系统首次在设备上启动应用程序时,它会暂时在屏幕上显示静态启动图像。该图像是您的应用程序的启动图像,它是您在Xcode项目中指定的资源。启动图像为用户提供即时反馈,表明您的应用已启动,同时为您的应用准备其初始用户界面。当您的应用程序的窗口已配置并准备好显示时,系统将为该窗口取出启动图像。
当您的应用程序的用户界面的最近快照可用时,系统将优先使用该图像来使用应用程序的启动图像。当您的应用从前景转换到背景时,系统会为您的应用的用户界面拍摄快照。当您的应用程序返回到前景时,它会尽可能使用该图像而不是启动图像。在用户杀了你的应用程序或你的应用程序长时间没有运行的情况下,系统会放弃快照并再次依赖你的启动图像。
新的Xcode项目包含适用于您应用的启动图像的图像资产条目。要添加启动图像,请将相应的图像文件添加到项目的图像资源中。在构建时,Xcode会将相应的键添加到应用程序的Info.plist文件中,并将这些图像放入应用程序包中。
对于iPhone 6:
750 x 1334 (@2x) for portrait
1334 x 750 (@2x) for landscape
对于iPhone 6加:
1242 x 2208 (@3x) for portrait
2208 x 1242 (@3x) for landscape
https://developer.apple.com/library/ios/documentation/userexperience/conceptual/MobileHIG/LaunchImages.html#//apple_ref/doc/uid/TP40006556-CH22-SW1
这里是您的Info.plist的相关位:
<key>UILaunchImages</key>
<array>
<dict>
<key>UILaunchImageMinimumOSVersion</key>
<string>8.0</string>
<key>UILaunchImageName</key>
<string>Default</string>
<key>UILaunchImageOrientation</key>
<string>Portrait</string>
<key>UILaunchImageSize</key>
<string>{320, 480}</string>
</dict>
<dict>
<key>UILaunchImageMinimumOSVersion</key>
<string>8.0</string>
<key>UILaunchImageName</key>
<string>Default</string>
<key>UILaunchImageOrientation</key>
<string>Landscape</string>
<key>UILaunchImageSize</key>
<string>{320, 480}</string>
</dict>
<dict>
<key>UILaunchImageMinimumOSVersion</key>
<string>8.0</string>
<key>UILaunchImageName</key>
<string>Default-568h</string>
<key>UILaunchImageOrientation</key>
<string>Portrait</string>
<key>UILaunchImageSize</key>
<string>{320, 568}</string>
</dict>
<dict>
<key>UILaunchImageMinimumOSVersion</key>
<string>8.0</string>
<key>UILaunchImageName</key>
<string>Default-568h</string>
<key>UILaunchImageOrientation</key>
<string>Landscape</string>
<key>UILaunchImageSize</key>
<string>{320, 568}</string>
</dict>
<dict>
<key>UILaunchImageMinimumOSVersion</key>
<string>8.0</string>
<key>UILaunchImageName</key>
<string>Default-667h</string>
<key>UILaunchImageOrientation</key>
<string>Portrait</string>
<key>UILaunchImageSize</key>
<string>{375, 667}</string>
</dict>
<dict>
<key>UILaunchImageMinimumOSVersion</key>
<string>8.0</string>
<key>UILaunchImageName</key>
<string>Default-667h</string>
<key>UILaunchImageOrientation</key>
<string>Landscape</string>
<key>UILaunchImageSize</key>
<string>{375, 667}</string>
</dict>
<dict>
<key>UILaunchImageMinimumOSVersion</key>
<string>8.0</string>
<key>UILaunchImageName</key>
<string>Default-736h</string>
<key>UILaunchImageOrientation</key>
<string>Portrait</string>
<key>UILaunchImageSize</key>
<string>{414, 736}</string>
</dict>
<dict>
<key>UILaunchImageMinimumOSVersion</key>
<string>8.0</string>
<key>UILaunchImageName</key>
<string>Default-736h</string>
<key>UILaunchImageOrientation</key>
<string>Landscape</string>
<key>UILaunchImageSize</key>
<string>{414, 736}</string>
</dict>
<dict>
<key>UILaunchImageMinimumOSVersion</key>
<string>8.0</string>
<key>UILaunchImageName</key>
<string>Default-Portrait</string>
<key>UILaunchImageOrientation</key>
<string>Portrait</string>
<key>UILaunchImageSize</key>
<string>{768, 1024}</string>
</dict>
<dict>
<key>UILaunchImageMinimumOSVersion</key>
<string>8.0</string>
<key>UILaunchImageName</key>
<string>Default-Landscape</string>
<key>UILaunchImageOrientation</key>
<string>Landscape</string>
<key>UILaunchImageSize</key>
<string>{768, 1024}</string>
</dict>
</array>
我太......我只是设置显示Zoomed m颂歌,iphone6plus转到iPhone6的大小......很差... – zszen 2014-12-17 10:42:54