Android: Rotate a bitmap
Here is a small sample that will rotate a bitmap. Bitmap animation = BitmapFactory.decodeResource(mContext.getResources(), R.drawable.eye_rotate, mBitmapOptions); Bitmap bitmap =...
View ArticleSony Smart Extras (Smartwatch) Keeping the screen on – controlling the screen...
In the utils package there is a function that can be used to control the screen state. /** * Set the accessory screens state. * * @see Control.Intents#SCREEN_STATE_AUTO * @see...
View ArticleJava safe conversion of float to int
In most cases this is really not needed, if possible please keep the float as a float and work with it as such, but if needed the following works public static Integer floatToInteger(float value){ if...
View ArticleAndroid garbage collection types
We are all used to seeing lines like “D/dalvikvm( 8285): GC_CONCURRENT freed 494K, 9% free 14648K/16071K, paused 2ms+2ms” in the logcat, but what does the types mean (why is the device Garbage...
View ArticleAndroid: Suppressing the warning about using px in layout xml
When working with for instance the Sony SmartWatch there is a need to specify layout for the Watch in pixels (not device pixels) – as the SmartWatch is a fixed size and not dependent of the device it...
View ArticleAndroid set background color of ActionBar
Here is a snipet that will set the background color of a ActionBar to a hexcolor. final ActionBar bar = getActionBar(); bar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS); bar.setDisplayOptions(0,...
View ArticleAndroid resize a bitmap
Here is a snippet to scale down a bitmap – the original bitmap still needs to fit on memory though InputStream bitmap = mContext.getAssets().open("image.file"); Bitmap scaledBitmap=...
View ArticleJava: Creating a enum and converting from a string to the Enum
Here is a simple example of how create a Enum and how to convert from a String to the Enum (the common reason for doing this would be is we at some point have for OurEnum.toString() and now wishes to...
View ArticleJava: Adding a Element under an Element (or Converting a Element to a Node)
When using Document a Element can only be appended with a Node, but what if we have a Element ? Easy, Element extends Node so just pass the Element along and all is well import org.w3c.dom.Document;...
View ArticleJava: Getting the Document from a Node or Element
When we for instance wishes to add a new element we need to pass along the document. If we have a element or a node we can get the document that way. Simply call getOwnerDocument and we are good....
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