1/*
2 * Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB.  If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 *
19 */
20
21#ifndef RenderProgress_h
22#define RenderProgress_h
23
24#if ENABLE(PROGRESS_TAG)
25#include "RenderBlock.h"
26
27namespace WebCore {
28
29class HTMLProgressElement;
30
31class RenderProgress : public RenderBlock {
32public:
33    RenderProgress(HTMLProgressElement*);
34    virtual ~RenderProgress();
35
36    double position() const { return m_position; }
37    double animationProgress() const;
38    double animationStartTime() const { return m_animationStartTime; }
39
40    bool isDeterminate() const;
41
42    HTMLProgressElement* progressElement() const;
43
44private:
45    virtual const char* renderName() const { return "RenderProgress"; }
46    virtual bool isProgress() const { return true; }
47    virtual bool requiresForcedStyleRecalcPropagation() const { return true; }
48    virtual bool canHaveChildren() const { return false; }
49    virtual void updateFromElement();
50
51    void animationTimerFired(Timer<RenderProgress>*);
52    void updateAnimationState();
53
54    double m_position;
55    double m_animationStartTime;
56    double m_animationRepeatInterval;
57    double m_animationDuration;
58    bool m_animating;
59    Timer<RenderProgress> m_animationTimer;
60};
61
62inline RenderProgress* toRenderProgress(RenderObject* object)
63{
64    ASSERT(!object || object->isProgress());
65    return static_cast<RenderProgress*>(object);
66}
67
68// This will catch anyone doing an unnecessary cast.
69void toRenderProgress(const RenderProgress*);
70
71} // namespace WebCore
72
73#endif
74
75#endif // RenderProgress_h
76
77