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	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
		* 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 SurfaceTexture
		*/
		@@ -523,6 +528,10 @@ public class TextureView extends View {
		* rectangle is specified, in which case, non-dirty pixels will be
		* 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.
		*
		* @see #lockCanvas(android.graphics.Rect)