Index: Source/core/paint/LineBoxListPainter.cpp |
diff --git a/Source/core/paint/LineBoxListPainter.cpp b/Source/core/paint/LineBoxListPainter.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..d440a4535a10c0d1fbe4cfc602a354c1faaa8ca8 |
--- /dev/null |
+++ b/Source/core/paint/LineBoxListPainter.cpp |
@@ -0,0 +1,58 @@ |
+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "config.h" |
+#include "core/paint/LineBoxListPainter.h" |
+ |
+#include "core/paint/InlinePainter.h" |
+#include "core/rendering/InlineFlowBox.h" |
+#include "core/rendering/PaintInfo.h" |
+#include "core/rendering/RenderBoxModelObject.h" |
+#include "core/rendering/RenderLineBoxList.h" |
+#include "core/rendering/RootInlineBox.h" |
+ |
+namespace blink { |
+ |
+void LineBoxListPainter::paint(RenderBoxModelObject* renderer, PaintInfo& paintInfo, const LayoutPoint& paintOffset) const |
+{ |
+ // Only paint during the foreground/selection phases. |
+ if (paintInfo.phase != PaintPhaseForeground && paintInfo.phase != PaintPhaseSelection && paintInfo.phase != PaintPhaseOutline |
+ && paintInfo.phase != PaintPhaseSelfOutline && paintInfo.phase != PaintPhaseChildOutlines && paintInfo.phase != PaintPhaseTextClip |
+ && paintInfo.phase != PaintPhaseMask) |
+ return; |
+ |
+ ASSERT(renderer->isRenderBlock() || (renderer->isRenderInline() && renderer->hasLayer())); // The only way an inline could paint like this is if it has a layer. |
+ |
+ // If we have no lines then we have no work to do. |
+ if (!m_renderLineBoxList.firstLineBox()) |
+ return; |
+ |
+ if (!m_renderLineBoxList.anyLineIntersectsRect(renderer, paintInfo.rect, paintOffset)) |
+ return; |
+ |
+ PaintInfo info(paintInfo); |
+ ListHashSet<RenderInline*> outlineObjects; |
+ info.setOutlineObjects(&outlineObjects); |
+ |
+ // See if our root lines intersect with the dirty rect. If so, then we paint |
+ // them. Note that boxes can easily overlap, so we can't make any assumptions |
+ // based off positions of our first line box or our last line box. |
+ for (InlineFlowBox* curr = m_renderLineBoxList.firstLineBox(); curr; curr = curr->nextLineBox()) { |
+ if (m_renderLineBoxList.lineIntersectsDirtyRect(renderer, curr, info, paintOffset)) { |
+ RootInlineBox& root = curr->root(); |
+ curr->paint(info, paintOffset, root.lineTop(), root.lineBottom()); |
+ } |
+ } |
+ |
+ if (info.phase == PaintPhaseOutline || info.phase == PaintPhaseSelfOutline || info.phase == PaintPhaseChildOutlines) { |
+ ListHashSet<RenderInline*>::iterator end = info.outlineObjects()->end(); |
+ for (ListHashSet<RenderInline*>::iterator it = info.outlineObjects()->begin(); it != end; ++it) { |
+ RenderInline* flow = *it; |
+ InlinePainter(*flow).paintOutline(info, paintOffset); |
+ } |
+ info.outlineObjects()->clear(); |
+ } |
+} |
+ |
+} // namespace blink |