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Diffstat (limited to 'core/java/android/view/HardwareCanvas.java')
| -rw-r--r-- | core/java/android/view/HardwareCanvas.java | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/core/java/android/view/HardwareCanvas.java b/core/java/android/view/HardwareCanvas.java index e6fecc8..cb1003a 100644 --- a/core/java/android/view/HardwareCanvas.java +++ b/core/java/android/view/HardwareCanvas.java @@ -53,8 +53,13 @@ public abstract class HardwareCanvas extends Canvas { * Draws the specified display list onto this canvas. * * @param displayList The display list to replay. + * @param dirty The dirty region to redraw in the next pass, matters only + * if this method returns true, can be null. + * + * @return True if the content of the display list requires another + * drawing pass (invalidate()), false otherwise */ - abstract boolean drawDisplayList(DisplayList displayList); + abstract boolean drawDisplayList(DisplayList displayList, Rect dirty); /** * Draws the specified layer onto this canvas. |