居于网格的碰撞检测实例（as3.0代码实现）

<?xml version="1.0" encoding="utf-8" standalone="no"?> <application xmlns="http://ns.adobe.com/air/application/3.1"> <!-- Adobe AIR Application Descriptor File Template. Specifies parameters for identifying, installing, and launching AIR applications. xmlns - The Adobe AIR namespace: http://ns.adobe.com/air/application/3.1 The last segment of the namespace specifies the version of the AIR runtime required for this application to run. minimumPatchLevel - The minimum patch level of the AIR runtime required to run the application. Optional. --> <!-- A universally unique application identifier. Must be unique across all AIR applications. Using a reverse DNS-style name as the id is recommended. (Eg. com.example.ExampleApplication.) Required. --> <id>GridCollision3</id> <!-- Used as the filename for the application. Required. --> <filename>GridCollision3</filename> <!-- The name that is displayed in the AIR application installer. May have multiple values for each language. See samples or xsd schema file. Optional. --> <name>GridCollision3</name> <!-- A string value of the format <0-999>.<0-999>.<0-999> that represents application version which can be used to check for application upgrade. Values can also be 1-part or 2-part. It is not necessary to have a 3-part value. An updated version of application must have a versionNumber value higher than the previous version. Required for namespace >= 2.5 . --> <versionNumber>0.0.0</versionNumber> <!-- A string value (such as "v1", "2.5", or "Alpha 1") that represents the version of the application, as it should be shown to users. Optional. --> <!-- <versionLabel></versionLabel> --> <!-- Description, displayed in the AIR application installer. May have multiple values for each language. See samples or xsd schema file. Optional. --> <!-- <description></description> --> <!-- Copyright information. Optional --> <!-- <copyright></copyright> --> <!-- Publisher ID. Used if you're updating an application created prior to 1.5.3 --> <!-- <publisherID></publisherID> --> <!-- Settings for the application's initial window. Required. --> <initialWindow> <!-- The main SWF or HTML file of the application. Required. --> <!-- Note: In Flash Builder, the SWF reference is set automatically. --> <content>[此值将由 Flash Builder 在输出 app.xml 中覆盖]</content> <!-- The title of the main window. Optional. --> <!-- <title></title> --> <!-- The type of system chrome to use (either "standard" or "none"). Optional. Default standard. --> <!-- <systemChrome></systemChrome> --> <!-- Whether the window is transparent. Only applicable when systemChrome is none. Optional. Default false. --> <!-- <transparent></transparent> --> <!-- Whether the window is initially visible. Optional. Default false. --> <!-- <visible></visible> --> <!-- Whether the user can minimize the window. Optional. Default true. --> <!-- <minimizable></minimizable> --> <!-- Whether the user can maximize the window. Optional. Default true. --> <!-- <maximizable></maximizable> --> <!-- Whether the user can resize the window. Optional. Default true. --> <!-- <resizable></resizable> --> <!-- The window's initial width in pixels. Optional. --> <!-- <width></width> --> <!-- The window's initial height in pixels. Optional. --> <!-- <height></height> --> <!-- The window's initial x position. Optional. --> <!-- <x></x> --> <!-- The window's initial y position. Optional. --> <!-- <y></y> --> <!-- The window's minimum size, specified as a width/height pair in pixels, such as "400 200". Optional. --> <!-- <minSize></minSize> --> <!-- The window's initial maximum size, specified as a width/height pair in pixels, such as "1600 1200". Optional. --> <!-- <maxSize></maxSize> --> <!-- The initial aspect ratio of the app when launched (either "portrait" or "landscape"). Optional. Mobile only. Default is the natural orientation of the device --> <!-- <aspectRatio></aspectRatio> --> <!-- Whether the app will begin auto-orienting on launch. Optional. Mobile only. Default false --> <!-- <autoOrients></autoOrients> --> <!-- Whether the app launches in full screen. Optional. Mobile only. Default false --> <!-- <fullScreen></fullScreen> --> <!-- The render mode for the app (either auto, cpu, gpu, or direct). Optional. Default auto --> <!-- <renderMode></renderMode> --> <!-- Whether or not to pan when a soft keyboard is raised or lowered (either "pan" or "none"). Optional. Defaults "pan." --> <!-- <softKeyboardBehavior></softKeyboardBehavior> --> <autoOrients>false</autoOrients> <fullScreen>false</fullScreen> <visible>true</visible> </initialWindow> <!-- We recommend omitting the supportedProfiles element, --> <!-- which in turn permits your application to be deployed to all --> <!-- devices supported by AIR. If you wish to restrict deployment --> <!-- (i.e., to only mobile devices) then add this element and list --> <!-- only the profiles which your application does support. --> <!-- <supportedProfiles>desktop extendedDesktop mobileDevice extendedMobileDevice</supportedProfiles> --> <!-- The subpath of the standard default installation location to use. Optional. --> <!-- <installFolder></installFolder> --> <!-- The subpath of the Programs menu to use. (Ignored on operating systems without a Programs menu.) Optional. --> <!-- <programMenuFolder></programMenuFolder> --> <!-- The icon the system uses for the application. For at least one resolution, specify the path to a PNG file included in the AIR package. Optional. --> <!-- <icon> <image16x16></image16x16> <image32x32></image32x32> <image36x36></image36x36> <image48x48></image48x48> <image57x57></image57x57> <image72x72></image72x72> <image114x114></image114x114> <image128x128></image128x128> </icon> --> <!-- Whether the application handles the update when a user double-clicks an update version of the AIR file (true), or the default AIR application installer handles the update (false). Optional. Default false. --> <!-- <customUpdateUI></customUpdateUI> --> <!-- Whether the application can be launched when the user clicks a link in a web browser. Optional. Default false. --> <!-- <allowBrowserInvocation></allowBrowserInvocation> --> <!-- Listing of file types for which the application can register. Optional. --> <!-- <fileTypes> --> <!-- Defines one file type. Optional. --> <!-- <fileType> --> <!-- The name that the system displays for the registered file type. Required. --> <!-- <name></name> --> <!-- The extension to register. Required. --> <!-- <extension></extension> --> <!-- The description of the file type. Optional. --> <!-- <description></description> --> <!-- The MIME content type. --> <!-- <contentType></contentType> --> <!-- The icon to display for the file type. Optional. --> <!-- <icon> <image16x16></image16x16> <image32x32></image32x32> <image48x48></image48x48> <image128x128></image128x128> </icon> --> <!-- </fileType> --> <!-- </fileTypes> --> <!-- iOS specific capabilities --> <!-- <iPhone> --> <!-- A list of plist key/value pairs to be added to the application Info.plist --> <!-- <InfoAdditions> <![CDATA[ <key>UIDeviceFamily</key> <array> <string>1</string> <string>2</string> </array> <key>UIStatusBarStyle</key> <string>UIStatusBarStyleBlackOpaque</string> <key>UIRequiresPersistentWiFi</key> <string>YES</string> ]]> </InfoAdditions> -->