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      1 /*
      2  * Copyright (C) 2014 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef GraphicsLayerDebugInfo_h
     32 #define GraphicsLayerDebugInfo_h
     33 
     34 #include "platform/JSONValues.h"
     35 #include "platform/geometry/LayoutRect.h"
     36 #include "platform/graphics/CompositingReasons.h"
     37 #include "public/platform/WebGraphicsLayerDebugInfo.h"
     38 #include "public/platform/WebInvalidationDebugAnnotations.h"
     39 
     40 #include "wtf/Vector.h"
     41 
     42 namespace blink {
     43 
     44 class GraphicsLayerDebugInfo FINAL : public WebGraphicsLayerDebugInfo {
     45 public:
     46     GraphicsLayerDebugInfo();
     47     virtual ~GraphicsLayerDebugInfo();
     48 
     49     virtual void appendAsTraceFormat(WebString* out) const OVERRIDE;
     50     virtual void getAnnotatedInvalidationRects(WebVector<WebAnnotatedInvalidationRect>& rects) const OVERRIDE;
     51 
     52     GraphicsLayerDebugInfo* clone() const;
     53 
     54     void setDebugName(const String& name) { m_debugName = name; }
     55     CompositingReasons compositingReasons() const { return m_compositingReasons; }
     56     void setCompositingReasons(CompositingReasons reasons) { m_compositingReasons = reasons; }
     57     void setOwnerNodeId(int id) { m_ownerNodeId = id; }
     58     Vector<LayoutRect>& currentLayoutRects() { return m_currentLayoutRects; }
     59 
     60     void appendAnnotatedInvalidateRect(const FloatRect&, WebInvalidationDebugAnnotations);
     61     void clearAnnotatedInvalidateRects();
     62 
     63 private:
     64     void appendLayoutRects(JSONObject*) const;
     65     void appendCompositingReasons(JSONObject*) const;
     66     void appendDebugName(JSONObject*) const;
     67     void appendOwnerNodeId(JSONObject*) const;
     68 
     69     String m_debugName;
     70     CompositingReasons m_compositingReasons;
     71     int m_ownerNodeId;
     72     Vector<LayoutRect> m_currentLayoutRects;
     73     Vector<WebAnnotatedInvalidationRect> m_invalidations;
     74 };
     75 
     76 } // namespace blink
     77 
     78 #endif
     79