SurfaceRequest.TransformationInfoListener

interface SurfaceRequest.TransformationInfoListener


Listener that receives updates of the TransformationInfo associated with the SurfaceRequest.

Summary

Public functions

Unit

Called when the TransformationInfo is updated.

Public functions

onTransformationInfoUpdate

Added in 1.0.0
fun onTransformationInfoUpdate(
    transformationInfo: SurfaceRequest.TransformationInfo
): Unit

Called when the TransformationInfo is updated.

This is called when the transformation info becomes available or is updated. The rotation degrees is updated after calling setTargetRotation, and the crop rect is updated after changing the ViewPort associated with the Preview.

Parameters
transformationInfo: SurfaceRequest.TransformationInfo

apply the transformation info to transform Preview