/* * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved. * * 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 THE COPYRIGHT HOLDER “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 THE COPYRIGHT HOLDER 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. */ #include "config.h" #if ENABLE(CSS_SHAPES) #include "ShapeOutsideInfo.h" #include "RenderBox.h" namespace WebCore { bool ShapeOutsideInfo::isEnabledFor(const RenderBox* box) { ShapeValue* value = box->style()->shapeOutside(); return box->isFloatingWithShapeOutside() && value->type() == ShapeValue::Shape && value->shape(); } bool ShapeOutsideInfo::computeSegmentsForLine(LayoutUnit lineTop, LayoutUnit lineHeight) { if (shapeSizeDirty() || m_lineTop != lineTop || m_lineHeight != lineHeight) { if (ShapeInfo<RenderBox, &RenderStyle::shapeOutside, &Shape::getExcludedIntervals>::computeSegmentsForLine(lineTop, lineHeight)) { m_leftSegmentShapeBoundingBoxDelta = m_segments[0].logicalLeft - shapeLogicalLeft(); m_rightSegmentShapeBoundingBoxDelta = m_segments[m_segments.size()-1].logicalRight - shapeLogicalRight(); } else { m_leftSegmentShapeBoundingBoxDelta = 0; m_rightSegmentShapeBoundingBoxDelta = 0; } m_lineTop = lineTop; } return m_segments.size(); } } #endif