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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "config.h" | 5 #include "config.h" |
6 #include "core/paint/BlockPainter.h" | 6 #include "core/paint/BlockPainter.h" |
7 | 7 |
8 #include "core/editing/FrameSelection.h" | 8 #include "core/editing/FrameSelection.h" |
9 #include "core/frame/Settings.h" | 9 #include "core/frame/Settings.h" |
10 #include "core/layout/LayoutFlexibleBox.h" | 10 #include "core/layout/LayoutFlexibleBox.h" |
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224 | 224 |
225 // If the caret's node's layout object's containing block is this block, and
the paint action is PaintPhaseForeground, | 225 // If the caret's node's layout object's containing block is this block, and
the paint action is PaintPhaseForeground, |
226 // then paint the caret. | 226 // then paint the caret. |
227 if (paintPhase == PaintPhaseForeground && hasCaret()) { | 227 if (paintPhase == PaintPhaseForeground && hasCaret()) { |
228 LayoutObjectDrawingRecorder recorder(*paintInfo.context, m_layoutBlock,
DisplayItem::Caret, visualOverflowRectWithPaintOffset(m_layoutBlock, paintOffset
)); | 228 LayoutObjectDrawingRecorder recorder(*paintInfo.context, m_layoutBlock,
DisplayItem::Caret, visualOverflowRectWithPaintOffset(m_layoutBlock, paintOffset
)); |
229 if (!recorder.canUseCachedDrawing()) | 229 if (!recorder.canUseCachedDrawing()) |
230 paintCarets(paintInfo, paintOffset); | 230 paintCarets(paintInfo, paintOffset); |
231 } | 231 } |
232 } | 232 } |
233 | 233 |
234 static inline bool caretBrowsingEnabled(const Frame* frame) | 234 static inline bool caretBrowsingEnabled(const LocalFrame* frame) |
235 { | 235 { |
236 Settings* settings = frame->settings(); | 236 Settings* settings = frame->settings(); |
237 return settings && settings->caretBrowsingEnabled(); | 237 return settings && settings->caretBrowsingEnabled(); |
238 } | 238 } |
239 | 239 |
240 static inline bool hasCursorCaret(const FrameSelection& selection, const LayoutB
lock* block, bool caretBrowsing) | 240 static inline bool hasCursorCaret(const FrameSelection& selection, const LayoutB
lock* block, const LocalFrame* frame) |
241 { | 241 { |
242 return selection.caretLayoutObject() == block && (selection.hasEditableStyle
() || caretBrowsing); | 242 return selection.caretLayoutObject() == block && (selection.hasEditableStyle
() || caretBrowsingEnabled(frame)); |
243 } | 243 } |
244 | 244 |
245 static inline bool hasDragCaret(const DragCaretController& dragCaretController,
const LayoutBlock* block, bool caretBrowsing) | 245 static inline bool hasDragCaret(const DragCaretController& dragCaretController,
const LayoutBlock* block, const LocalFrame* frame) |
246 { | 246 { |
247 return dragCaretController.caretLayoutObject() == block && (dragCaretControl
ler.isContentEditable() || caretBrowsing); | 247 return dragCaretController.caretLayoutObject() == block && (dragCaretControl
ler.isContentEditable() || caretBrowsingEnabled(frame)); |
248 } | 248 } |
249 | 249 |
250 void BlockPainter::paintCarets(const PaintInfo& paintInfo, const LayoutPoint& pa
intOffset) | 250 void BlockPainter::paintCarets(const PaintInfo& paintInfo, const LayoutPoint& pa
intOffset) |
251 { | 251 { |
252 bool caretBrowsing = caretBrowsingEnabled(m_layoutBlock.frame()); | 252 LocalFrame* frame = m_layoutBlock.frame(); |
253 | 253 |
254 FrameSelection& selection = m_layoutBlock.frame()->selection(); | 254 FrameSelection& selection = frame->selection(); |
255 if (hasCursorCaret(selection, &m_layoutBlock, caretBrowsing)) { | 255 if (hasCursorCaret(selection, &m_layoutBlock, frame)) |
256 selection.paintCaret(paintInfo.context, paintOffset, LayoutRect(paintInf
o.rect)); | 256 selection.paintCaret(paintInfo.context, paintOffset, LayoutRect(paintInf
o.rect)); |
257 } | |
258 | 257 |
259 DragCaretController& dragCaretController = m_layoutBlock.frame()->page()->dr
agCaretController(); | 258 DragCaretController& dragCaretController = frame->page()->dragCaretControlle
r(); |
260 if (hasDragCaret(dragCaretController, &m_layoutBlock, caretBrowsing)) { | 259 if (hasDragCaret(dragCaretController, &m_layoutBlock, frame)) |
261 dragCaretController.paintDragCaret(m_layoutBlock.frame(), paintInfo.cont
ext, paintOffset, LayoutRect(paintInfo.rect)); | 260 dragCaretController.paintDragCaret(frame, paintInfo.context, paintOffset
, LayoutRect(paintInfo.rect)); |
262 } | |
263 } | 261 } |
264 | 262 |
265 LayoutRect BlockPainter::overflowRectForPaintRejection() const | 263 LayoutRect BlockPainter::overflowRectForPaintRejection() const |
266 { | 264 { |
267 LayoutRect overflowRect = m_layoutBlock.visualOverflowRect(); | 265 LayoutRect overflowRect = m_layoutBlock.visualOverflowRect(); |
268 if (!m_layoutBlock.hasOverflowModel() || !m_layoutBlock.usesCompositedScroll
ing()) | 266 if (!m_layoutBlock.hasOverflowModel() || !m_layoutBlock.usesCompositedScroll
ing()) |
269 return overflowRect; | 267 return overflowRect; |
270 | 268 |
271 overflowRect.unite(m_layoutBlock.layoutOverflowRect()); | 269 overflowRect.unite(m_layoutBlock.layoutOverflowRect()); |
272 overflowRect.move(-m_layoutBlock.scrolledContentOffset()); | 270 overflowRect.move(-m_layoutBlock.scrolledContentOffset()); |
273 return overflowRect; | 271 return overflowRect; |
274 } | 272 } |
275 | 273 |
276 bool BlockPainter::hasCaret() const | 274 bool BlockPainter::hasCaret() const |
277 { | 275 { |
278 bool caretBrowsing = caretBrowsingEnabled(m_layoutBlock.frame()); | 276 LocalFrame* frame = m_layoutBlock.frame(); |
279 return hasCursorCaret(m_layoutBlock.frame()->selection(), &m_layoutBlock, ca
retBrowsing) | 277 return hasCursorCaret(frame->selection(), &m_layoutBlock, frame) |
280 || hasDragCaret(m_layoutBlock.frame()->page()->dragCaretController(), &m
_layoutBlock, caretBrowsing); | 278 || hasDragCaret(frame->page()->dragCaretController(), &m_layoutBlock, fr
ame); |
281 } | 279 } |
282 | 280 |
283 void BlockPainter::paintContents(const PaintInfo& paintInfo, const LayoutPoint&
paintOffset) | 281 void BlockPainter::paintContents(const PaintInfo& paintInfo, const LayoutPoint&
paintOffset) |
284 { | 282 { |
285 // Avoid painting descendants of the root element when stylesheets haven't l
oaded. This eliminates FOUC. | 283 // Avoid painting descendants of the root element when stylesheets haven't l
oaded. This eliminates FOUC. |
286 // It's ok not to draw, because later on, when all the stylesheets do load,
styleResolverChanged() on the Document | 284 // It's ok not to draw, because later on, when all the stylesheets do load,
styleResolverChanged() on the Document |
287 // will do a full paint invalidation. | 285 // will do a full paint invalidation. |
288 if (m_layoutBlock.document().didLayoutWithPendingStylesheets() && !m_layoutB
lock.isLayoutView()) | 286 if (m_layoutBlock.document().didLayoutWithPendingStylesheets() && !m_layoutB
lock.isLayoutView()) |
289 return; | 287 return; |
290 | 288 |
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346 LayoutBlock* block = flow->containingBlock(); | 344 LayoutBlock* block = flow->containingBlock(); |
347 for ( ; block && block != &m_layoutBlock; block = block->containingBlock
()) | 345 for ( ; block && block != &m_layoutBlock; block = block->containingBlock
()) |
348 accumulatedPaintOffset.moveBy(block->location()); | 346 accumulatedPaintOffset.moveBy(block->location()); |
349 ASSERT(block); | 347 ASSERT(block); |
350 InlinePainter(*flow).paintOutline(info, accumulatedPaintOffset); | 348 InlinePainter(*flow).paintOutline(info, accumulatedPaintOffset); |
351 } | 349 } |
352 } | 350 } |
353 | 351 |
354 | 352 |
355 } // namespace blink | 353 } // namespace blink |
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