gov.nasa.worldwind.render

Interface ImageSource.BitmapFactory

All Known Implementing Classes:

GpkgBitmapFactory

Enclosing class:

ImageSource

public static interface ImageSource.BitmapFactory

Factory for delegating construction of bitmap images. WorldWind shapes configured with a BitmapFactory construct their bitmaps lazily, typically when the shape becomes visible on screen.

Method Summary

Modifier and Type	Method and Description
Bitmap	createBitmap() Returns the bitmap associated with this factory.

Method Detail

createBitmap

Bitmap createBitmap()

Returns the bitmap associated with this factory. This method may be called more than once and may be called from a non-UI thread. Each invocation must return a bitmap with equivalent content, dimensions and configuration. Any side effects applied to the WorldWind scene by the factory must be executed on the main thread.

The factory must not retain any reference to the returned bitmap and must not attempt to recycle the bitmap.

Returns:

the bitmap associated with this factory