1 /* 2 * Copyright (C) 2011 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 * * Neither the name of Google Inc. nor the names of its 11 * contributors may be used to endorse or promote products derived from 12 * this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 15 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 16 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 17 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 18 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 19 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 20 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #ifndef RenderedDocumentMarker_h 28 #define RenderedDocumentMarker_h 29 30 #include "core/dom/DocumentMarker.h" 31 #include "platform/geometry/LayoutRect.h" 32 33 namespace blink { 34 35 class RenderedDocumentMarker FINAL : public DocumentMarker { 36 public: 37 static PassOwnPtrWillBeRawPtr<RenderedDocumentMarker> create(const DocumentMarker& marker) 38 { 39 return adoptPtrWillBeNoop(new RenderedDocumentMarker(marker)); 40 } 41 42 bool isRendered() const { return invalidMarkerRect() != m_renderedRect; } 43 bool contains(const LayoutPoint& point) const { return isRendered() && m_renderedRect.contains(point); } 44 void setRenderedRect(const LayoutRect& r) { m_renderedRect = r; } 45 const LayoutRect& renderedRect() const { return m_renderedRect; } 46 void invalidate(const LayoutRect&); 47 void invalidate() { m_renderedRect = invalidMarkerRect(); } 48 49 private: 50 explicit RenderedDocumentMarker(const DocumentMarker& marker) 51 : DocumentMarker(marker) 52 , m_renderedRect(invalidMarkerRect()) 53 { 54 } 55 56 static const LayoutRect& invalidMarkerRect() 57 { 58 static const LayoutRect rect = LayoutRect(-1, -1, -1, -1); 59 return rect; 60 } 61 62 LayoutRect m_renderedRect; 63 }; 64 65 inline void RenderedDocumentMarker::invalidate(const LayoutRect& r) 66 { 67 if (m_renderedRect.intersects(r)) 68 invalidate(); 69 } 70 71 DEFINE_TYPE_CASTS(RenderedDocumentMarker, DocumentMarker, marker, true, true); 72 73 } // namespace blink 74 75 WTF_ALLOW_MOVE_INIT_AND_COMPARE_WITH_MEM_FUNCTIONS(blink::RenderedDocumentMarker); 76 77 #endif 78