[poc] curve-filter

third_party/WebKit/Source/core/layout/LayoutScrollbarTheme.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "core/layout/LayoutScrollbarTheme.h"
 
+#include "core/layout/LayoutBox.h"
 #include "core/layout/LayoutScrollbar.h"
+#include "core/page/Page.h"
 #include "core/paint/ScrollbarPainter.h"
 #include "platform/graphics/GraphicsContext.h"
+#include "platform/graphics/GraphicsScreen.h"
 #include "platform/graphics/paint/DrawingRecorder.h"
 #include "platform/scroll/ScrollbarThemeClient.h"
 #include "wtf/StdLibExtras.h"
 
 namespace blink {
 
 LayoutScrollbarTheme* LayoutScrollbarTheme::layoutScrollbarTheme()
 {
     DEFINE_STATIC_LOCAL(LayoutScrollbarTheme, theme, ());
     return &theme;
@@ skipping 97 matching lines @@
 void LayoutScrollbarTheme::paintButton(GraphicsContext& context, const ScrollbarThemeClient& scrollbar, const IntRect& rect, ScrollbarPart part)
 {
     ScrollbarPainter(toLayoutScrollbar(scrollbar)).paintPart(context, part, rect);
 }
 
 void LayoutScrollbarTheme::paintThumb(GraphicsContext& context, const ScrollbarThemeClient& scrollbar, const IntRect& rect)
 {
     ScrollbarPainter(toLayoutScrollbar(scrollbar)).paintPart(context, ThumbPart, rect);
 }
 
+Page* LayoutScrollbarTheme::page(const ScrollbarThemeClient& scrollbar)
+{
+    return toLayoutScrollbar(scrollbar).owningLayoutObject()->frame()->page();
+}
+
 void LayoutScrollbarTheme::paintTickmarks(GraphicsContext& context, const ScrollbarThemeClient& scrollbar, const IntRect& rect)
 {
+    WillPaintForDevice device(Page::screenId(page(scrollbar)));
+
     ScrollbarTheme::theme().paintTickmarks(context, scrollbar, rect);
 }
 
 }