Get the current state of the view (scale, center, orientation) for restoration after rotate. Will return null if the view is not ready.

Call to find whether the main image (base layer tiles where relevant) have been loaded. Before this event the view is blank unless a preview was provi

Returns true if pan gesture detection is enabled.

Returns true if double tap & swipe to zoom is enabled.

Returns true if zoom gesture detection is enabled.

Draw method should not be called until the view has dimensions so the first calls are used as triggers to calculate the scaling and tiling required. O

Measures the width and height of the view, preserving the aspect ratio of the image displayed if wrap_content is used. The image will scale within thi

On resize, preserve center and scale. Various behaviours are possible, override this method to use another.

Handle touch events. One finger pans, and two finger pinch and zoom plus panning.

Releases all resources the view is using and resets the state, nulling any fields that use significant memory. After you have called this method, the

Use a region of the source image. Region must be set independently for the full size image and the preview if you are using one. @return this instance

Fully zoom out and return the image to the middle of the screen. This might be useful if you have a view pager and want images to be reset when the us