Index: Source/core/page/EventHandler.h |
diff --git a/Source/core/page/EventHandler.h b/Source/core/page/EventHandler.h |
index 4266830b7ca330aaa454781b9b280b50a311f10a..f23da7036b83590f74585cefb8b16bb97ea09d48 100644 |
--- a/Source/core/page/EventHandler.h |
+++ b/Source/core/page/EventHandler.h |
@@ -125,6 +125,10 @@ public: |
void resizeScrollableAreaDestroyed(); |
+ IntPoint unusedDelta() const; |
+ IntPoint accumaltedRootOverScroll() const; |
+ void resetOverScrollParams(); |
+ |
IntPoint lastKnownMousePosition() const; |
Cursor currentMouseCursor() const { return m_currentMouseCursor; } |
@@ -256,7 +260,7 @@ private: |
// On output, if provided and a node was scrolled stopNode will point to that node. |
// delta - The delta to scroll by, in the units of the granularity parameter. (e.g. pixels, lines, pages, etc.) |
// absolutePoint - For wheel scrolls - the location, in absolute coordinates, where the event occured. |
- bool scroll(ScrollDirection, ScrollGranularity, Node* startNode = nullptr, Node** stopNode = nullptr, float delta = 1.0f, IntPoint absolutePoint = IntPoint()); |
+ bool scroll(ScrollDirection, ScrollGranularity, Node* startNode = nullptr, Node** stopNode = nullptr, float delta = 1.0f, IntPoint absolutePoint = IntPoint(), int* unusedDelta = nullptr); |
void customizedScroll(const Node& startNode, ScrollState&); |
@@ -372,6 +376,10 @@ private: |
LayoutSize m_offsetFromResizeCorner; // In the coords of m_resizeScrollableArea. |
bool m_mousePositionIsUnknown; |
+ |
+ IntPoint m_unusedDelta; |
+ IntPoint m_accumulatedRootOverscroll; |
+ |
IntPoint m_lastKnownMousePosition; |
IntPoint m_lastKnownMouseGlobalPosition; |
IntPoint m_mouseDownPos; // In our view's coords. |