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      1 /*
      2  * Copyright (C) 2006 Oliver Hunt <ojh16 (at) student.canterbury.ac.nz>
      3  * Copyright (C) 2006 Apple Computer Inc.
      4  * Copyright (C) 2007 Nikolas Zimmermann <zimmermann (at) kde.org>
      5  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
      6  *
      7  * This library is free software; you can redistribute it and/or
      8  * modify it under the terms of the GNU Library General Public
      9  * License as published by the Free Software Foundation; either
     10  * version 2 of the License, or (at your option) any later version.
     11  *
     12  * This library is distributed in the hope that it will be useful,
     13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15  * Library General Public License for more details.
     16  *
     17  * You should have received a copy of the GNU Library General Public License
     18  * along with this library; see the file COPYING.LIB.  If not, write to
     19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     20  * Boston, MA 02110-1301, USA.
     21  */
     22 
     23 #include "config.h"
     24 #include "core/rendering/svg/SVGInlineFlowBox.h"
     25 
     26 #include "core/rendering/svg/RenderSVGInlineText.h"
     27 #include "core/rendering/svg/SVGInlineTextBox.h"
     28 #include "core/rendering/svg/SVGRenderingContext.h"
     29 
     30 using namespace std;
     31 
     32 namespace WebCore {
     33 
     34 void SVGInlineFlowBox::paintSelectionBackground(PaintInfo& paintInfo)
     35 {
     36     ASSERT(paintInfo.phase == PaintPhaseForeground || paintInfo.phase == PaintPhaseSelection);
     37     ASSERT(!paintInfo.context->paintingDisabled());
     38 
     39     PaintInfo childPaintInfo(paintInfo);
     40     for (InlineBox* child = firstChild(); child; child = child->nextOnLine()) {
     41         if (child->isSVGInlineTextBox())
     42             toSVGInlineTextBox(child)->paintSelectionBackground(childPaintInfo);
     43         else if (child->isSVGInlineFlowBox())
     44             toSVGInlineFlowBox(child)->paintSelectionBackground(childPaintInfo);
     45     }
     46 }
     47 
     48 void SVGInlineFlowBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, LayoutUnit, LayoutUnit)
     49 {
     50     ASSERT(paintInfo.phase == PaintPhaseForeground || paintInfo.phase == PaintPhaseSelection);
     51     ASSERT(!paintInfo.context->paintingDisabled());
     52 
     53     SVGRenderingContext renderingContext(&renderer(), paintInfo, SVGRenderingContext::SaveGraphicsContext);
     54     if (renderingContext.isRenderingPrepared()) {
     55         for (InlineBox* child = firstChild(); child; child = child->nextOnLine())
     56             child->paint(paintInfo, paintOffset, 0, 0);
     57     }
     58 }
     59 
     60 FloatRect SVGInlineFlowBox::calculateBoundaries() const
     61 {
     62     FloatRect childRect;
     63     for (InlineBox* child = firstChild(); child; child = child->nextOnLine()) {
     64         if (!child->isSVGInlineTextBox() && !child->isSVGInlineFlowBox())
     65             continue;
     66         childRect.unite(child->calculateBoundaries());
     67     }
     68     return childRect;
     69 }
     70 
     71 } // namespace WebCore
     72