| /* |
| * Copyright (C) 2012 Victor Carbune (victor@rosedu.org) |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef RenderTextTrackCue_h |
| #define RenderTextTrackCue_h |
| |
| #include "core/platform/graphics/FloatPoint.h" |
| #include "core/rendering/RenderBlock.h" |
| #include "core/rendering/RenderInline.h" |
| #include "core/rendering/RenderView.h" |
| |
| namespace WebCore { |
| |
| class TextTrackCueBox; |
| |
| class RenderTextTrackCue FINAL : public RenderBlock { |
| public: |
| explicit RenderTextTrackCue(TextTrackCueBox*); |
| |
| private: |
| virtual void layout() OVERRIDE; |
| |
| bool isOutside() const; |
| bool isOverlapping() const; |
| bool shouldSwitchDirection(InlineFlowBox*, LayoutUnit) const; |
| |
| void moveBoxesByStep(LayoutUnit); |
| bool switchDirection(bool&, LayoutUnit&); |
| |
| bool findFirstLineBox(InlineFlowBox*&); |
| bool initializeLayoutParameters(InlineFlowBox*, LayoutUnit&, LayoutUnit&); |
| void placeBoxInDefaultPosition(LayoutUnit, bool&); |
| void repositionCueSnapToLinesSet(); |
| void repositionCueSnapToLinesNotSet(); |
| void repositionGenericCue(); |
| |
| TextTrackCue* m_cue; |
| FloatPoint m_fallbackPosition; |
| }; |
| |
| } // namespace WebCore |
| |
| #endif // RenderTextTrackCue_h |