/* * 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 RenderVTTCue_h #define RenderVTTCue_h #include "core/rendering/RenderBlockFlow.h" #include "core/rendering/RenderInline.h" #include "platform/geometry/FloatPoint.h" namespace WebCore { class VTTCue; class VTTCueBox; class RenderVTTCue FINAL : public RenderBlockFlow { public: explicit RenderVTTCue(VTTCueBox*); 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(); VTTCue* m_cue; FloatPoint m_fallbackPosition; }; } // namespace WebCore #endif // RenderVTTCue_h