1 files changed, 15 insertions, 0 deletions
diff --git a/src/core/SkPictureStateTree.h b/src/core/SkPictureStateTree.h
index da51a5b954..f9e187a0cb 100644
--- a/src/core/SkPictureStateTree.h
+++ b/src/core/SkPictureStateTree.h
@@ -82,6 +82,21 @@ public:
             TODO: this might be better named nextOp
         */
         uint32_t nextDraw();
+        /** Peek at the currently queued up draw op's offset. Note that this can
+            be different then what 'nextDraw' would return b.c. it is
+            the offset of the next _draw_ op while 'nextDraw' can return
+            the offsets to saveLayer and clip ops while it is creating the proper
+            drawing context for the queued up draw op.
+        */
+        uint32_t peekDraw();
+        /** Stop trying to create the drawing context for the currently queued
+            up _draw_ operation and queue up the next one. This call returns
+            the offset of the skipped _draw_ operation. Obviously (since the
+            correct drawing context has not been established), the skipped
+            _draw_ operation should not be issued. Returns kDrawComplete if
+            the end of the draw operations is reached.
+         */
+        uint32_t skipDraw();
         static const uint32_t kDrawComplete = SK_MaxU32;
         Iterator() : fPlaybackMatrix(), fValid(false) { }
         bool isValid() const { return fValid; }