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:
create(const DocumentMarker & marker)37 static PassOwnPtrWillBeRawPtr<RenderedDocumentMarker> create(const DocumentMarker& marker)
38 {
39 return adoptPtrWillBeNoop(new RenderedDocumentMarker(marker));
40 }
41
isRendered()42 bool isRendered() const { return invalidMarkerRect() != m_renderedRect; }
contains(const LayoutPoint & point)43 bool contains(const LayoutPoint& point) const { return isRendered() && m_renderedRect.contains(point); }
setRenderedRect(const LayoutRect & r)44 void setRenderedRect(const LayoutRect& r) { m_renderedRect = r; }
renderedRect()45 const LayoutRect& renderedRect() const { return m_renderedRect; }
46 void invalidate(const LayoutRect&);
invalidate()47 void invalidate() { m_renderedRect = invalidMarkerRect(); }
48
49 private:
RenderedDocumentMarker(const DocumentMarker & marker)50 explicit RenderedDocumentMarker(const DocumentMarker& marker)
51 : DocumentMarker(marker)
52 , m_renderedRect(invalidMarkerRect())
53 {
54 }
55
invalidMarkerRect()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
invalidate(const LayoutRect & r)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