Add a bit more doc to TextureView (462785fa) · Commits · e / os / android_frameworks_base

core/java/android/view/TextureView.java

+9 −0

Original line number	Original line	Diff line number	Diff line
	@@ -93,6 +93,11 @@ import android.util.Log;
	* been invoked.) It is therefore highly recommended you use a listener to		* been invoked.) It is therefore highly recommended you use a listener to
	* be notified when the SurfaceTexture becomes available.</p>		* be notified when the SurfaceTexture becomes available.</p>
	*		*
			* <p>It is important to note that only one producer can use the TextureView.
			* For instance, if you use a TextureView to display the camera preview, you
			* cannot use {@link #lockCanvas()} to draw onto the TextureView at the same
			* time.</p>
			*
	* @see SurfaceView		* @see SurfaceView
	* @see SurfaceTexture		* @see SurfaceTexture
	*/		*/
	@@ -523,6 +528,10 @@ public class TextureView extends View {
	* rectangle is specified, in which case, non-dirty pixels will be		* rectangle is specified, in which case, non-dirty pixels will be
	* preserved.</p>		* preserved.</p>
	*		*
			* <p>This method can only be used if the underlying surface is not already
			* owned by another producer. For instance, if the TextureView is being used
			* to render the camera's preview you cannot invoke this method.</p>
			*
	* @return A Canvas used to draw into the surface.		* @return A Canvas used to draw into the surface.
	*		*
	* @see #lockCanvas(android.graphics.Rect)		* @see #lockCanvas(android.graphics.Rect)