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      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 #include "core/rendering/RenderBlock.h"
     25 
     26 namespace WebCore {
     27 
     28 class HTMLProgressElement;
     29 
     30 class RenderProgress FINAL : public RenderBlock {
     31 public:
     32     explicit RenderProgress(HTMLElement*);
     33     virtual ~RenderProgress();
     34 
     35     double position() const { return m_position; }
     36     double animationProgress() const;
     37     double animationStartTime() const { return m_animationStartTime; }
     38 
     39     bool isDeterminate() const;
     40     virtual void updateFromElement();
     41 
     42     HTMLProgressElement* progressElement() const;
     43 
     44 private:
     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 canBeReplacedWithInlineRunIn() const OVERRIDE;
     49 
     50     void animationTimerFired(Timer<RenderProgress>*);
     51     void updateAnimationState();
     52 
     53     double m_position;
     54     double m_animationStartTime;
     55     double m_animationRepeatInterval;
     56     double m_animationDuration;
     57     bool m_animating;
     58     Timer<RenderProgress> m_animationTimer;
     59 };
     60 
     61 inline RenderProgress* toRenderProgress(RenderObject* object)
     62 {
     63     ASSERT_WITH_SECURITY_IMPLICATION(!object || object->isProgress());
     64     return static_cast<RenderProgress*>(object);
     65 }
     66 
     67 // This will catch anyone doing an unnecessary cast.
     68 void toRenderProgress(const RenderProgress*);
     69 
     70 } // namespace WebCore
     71 
     72 #endif // RenderProgress_h
     73