src/third_party/WebKit/Source/core/paint/BlockFlowPainter.cpp

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6 #include "core/paint/BlockFlowPainter.h"
   7
   8 #include "core/rendering/FloatingObjects.h"
   9 #include "core/rendering/PaintInfo.h"
  10 #include "core/rendering/RenderBlockFlow.h"
  11
  12 namespace blink {
  13
  14 void BlockFlowPainter::paintFloats(PaintInfo& paintInfo, const LayoutPoint& paintOffset, bool preservePhase)
  15 {
  16     if (!m_renderBlockFlow.floatingObjects())
  17         return;
  18
  19     const FloatingObjectSet& floatingObjectSet = m_renderBlockFlow.floatingObjects()->set();
  20     FloatingObjectSetIterator end = floatingObjectSet.end();
  21     for (FloatingObjectSetIterator it = floatingObjectSet.begin(); it != end; ++it) {
  22         FloatingObject* floatingObject = it->get();
  23         // Only paint the object if our m_shouldPaint flag is set.
  24         if (floatingObject->shouldPaint() && !floatingObject->renderer()->hasSelfPaintingLayer()) {
  25             PaintInfo currentPaintInfo(paintInfo);
  26             currentPaintInfo.phase = preservePhase ? paintInfo.phase : PaintPhaseBlockBackground;
  27             // FIXME: LayoutPoint version of xPositionForFloatIncludingMargin would make this much cleaner.
  28             LayoutPoint childPoint = m_renderBlockFlow.flipFloatForWritingModeForChild(
  29                 floatingObject, LayoutPoint(paintOffset.x()
  30                 + m_renderBlockFlow.xPositionForFloatIncludingMargin(floatingObject) - floatingObject->renderer()->x(), paintOffset.y()
  31                 + m_renderBlockFlow.yPositionForFloatIncludingMargin(floatingObject) - floatingObject->renderer()->y()));
  32             floatingObject->renderer()->paint(currentPaintInfo, childPoint);
  33             if (!preservePhase) {
  34                 currentPaintInfo.phase = PaintPhaseChildBlockBackgrounds;
  35                 floatingObject->renderer()->paint(currentPaintInfo, childPoint);
  36                 currentPaintInfo.phase = PaintPhaseFloat;
  37                 floatingObject->renderer()->paint(currentPaintInfo, childPoint);
  38                 currentPaintInfo.phase = PaintPhaseForeground;
  39                 floatingObject->renderer()->paint(currentPaintInfo, childPoint);
  40                 currentPaintInfo.phase = PaintPhaseOutline;
  41                 floatingObject->renderer()->paint(currentPaintInfo, childPoint);
  42             }
  43         }
  44     }
  45 }
  46
  47 } // namespace blink