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| var Utils = { | |
| /* modified version of https://gist.github.com/1243697 | |
| * adds detection of file extension rather than hard-coding .jpg as in the original | |
| */ | |
| _getExtension: function(fn) { | |
| // from http://stackoverflow.com/a/680982/292947 | |
| var re = /(?:\.([^.]+))?$/; | |
| var tmpext = re.exec(fn)[1]; | |
| return (tmpext) ? tmpext : ''; | |
| }, | |
| RemoteImage: function(a){ | |
| a = a || {}; | |
| var md5; | |
| var needsToSave = false; | |
| var savedFile; | |
| if(a.image){ | |
| md5 = Ti.Utils.md5HexDigest(a.image)+this._getExtension(a.image); | |
| savedFile = Titanium.Filesystem.getFile(Titanium.Filesystem.applicationDataDirectory,md5); | |
| if(savedFile.exists()){ | |
| a.image = savedFile; | |
| } else { | |
| needsToSave = true; | |
| } | |
| } | |
| var image = Ti.UI.createImageView(a); | |
| if(needsToSave === true){ | |
| function saveImage(e){ | |
| image.removeEventListener('load',saveImage); | |
| savedFile.write( | |
| Ti.UI.createImageView({image:image.image,width:'auto',height:'auto'}).toImage() | |
| ); | |
| } | |
| image.addEventListener('load',saveImage); | |
| } | |
| return image; | |
| } | |
| }; | |
| // example usage | |
| var image = Utils.RemoteImage({ | |
| image:'http://farm7.staticflickr.com/6059/6262552465_e53bccbd52_z.jpg', | |
| defaultImage:'KS_nav_ui.png', | |
| width:300, | |
| height:200, | |
| top:20 | |
| }); | |
| win.add(image); |
[ERROR] : TiApplication: (main) [7450,12960] Sending event: exception on thread: main msg:java.lang.IllegalArgumentException: bitmap size exceeds 32bits; Titanium 4.1.1,2015/08/16 21:42,7e39876
[ERROR] : TiApplication: java.lang.IllegalArgumentException: bitmap size exceeds 32bits
[ERROR] : TiApplication: at android.graphics.Bitmap.nativeCreate(Native Method)
[ERROR] : TiApplication: at android.graphics.Bitmap.createBitmap(Bitmap.java:809)
[ERROR] : TiApplication: at android.graphics.Bitmap.createBitmap(Bitmap.java:786)
[ERROR] : TiApplication: at android.graphics.Bitmap.createBitmap(Bitmap.java:753)
[ERROR] : TiApplication: at org.appcelerator.titanium.util.TiUIHelper.viewToImage(TiUIHelper.java:764)
[ERROR] : TiApplication: at org.appcelerator.titanium.view.TiUIView.toImage(TiUIView.java:1686)
[ERROR] : TiApplication: at org.appcelerator.titanium.proxy.TiViewProxy.handleToImage(TiViewProxy.java:904)
[ERROR] : TiApplication: at org.appcelerator.titanium.proxy.TiViewProxy.handleMessage(TiViewProxy.java:274)
[ERROR] : TiApplication: at android.os.Handler.dispatchMessage(Handler.java:98)
[ERROR] : TiApplication: at android.os.Looper.loop(Looper.java:136)
[ERROR] : TiApplication: at android.app.ActivityThread.main(ActivityThread.java:5021)
[ERROR] : TiApplication: at java.lang.reflect.Method.invokeNative(Native Method)
[ERROR] : TiApplication: at java.lang.reflect.Method.invoke(Method.java:515)
[ERROR] : TiApplication: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:827)
[ERROR] : TiApplication: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:643)
[ERROR] : TiApplication: at dalvik.system.NativeStart.main(Native Method)
What if I do not want to cache the image. By default it caches then how to override it?
On Android 4.4.3: