1/*
2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
3 * (C) 2000 Antti Koivisto (koivisto@kde.org)
4 * (C) 2000 Dirk Mueller (mueller@kde.org)
5 * (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
6 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
17 *
18 * You should have received a copy of the GNU Library General Public License
19 * along with this library; see the file COPYING.LIB. If not, write to
20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21 * Boston, MA 02110-1301, USA.
22 *
23 */
24
25#pragma once
26
27#include "GapRects.h"
28#include "RenderBlock.h"
29#include "RenderObject.h"
30
31namespace WebCore {
32
33class RenderSelectionInfoBase {
34 WTF_MAKE_NONCOPYABLE(RenderSelectionInfoBase); WTF_MAKE_FAST_ALLOCATED;
35public:
36 explicit RenderSelectionInfoBase(RenderObject& renderer);
37 RenderLayerModelObject* repaintContainer() const { return m_repaintContainer; }
38 RenderObject::SelectionState state() const { return m_state; }
39
40protected:
41 void repaintRectangle(const LayoutRect& repaintRect);
42
43 RenderObject& m_renderer;
44 RenderLayerModelObject* m_repaintContainer;
45
46private:
47 RenderObject::SelectionState m_state;
48};
49
50// This struct is used when the selection changes to cache the old and new state of the selection for each RenderObject.
51class RenderSelectionInfo : public RenderSelectionInfoBase {
52public:
53 RenderSelectionInfo(RenderObject& renderer, bool clipToVisibleContent);
54
55 void repaint();
56 const Vector<LayoutRect>& collectedSelectionRects() const { return m_collectedSelectionRects; }
57 LayoutRect rect() const { return m_rect; }
58
59private:
60 Vector<LayoutRect> m_collectedSelectionRects; // relative to repaint container
61 LayoutRect m_rect; // relative to repaint container
62};
63
64
65// This struct is used when the selection changes to cache the old and new state of the selection for each RenderBlock.
66class RenderBlockSelectionInfo : public RenderSelectionInfoBase {
67public:
68 explicit RenderBlockSelectionInfo(RenderBlock& renderer);
69
70 void repaint();
71 GapRects rects() const { return m_rects; }
72
73private:
74 GapRects m_rects; // relative to repaint container
75};
76
77} // namespace WebCore
78