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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 "core/paint/ObjectPaintInvalidator.h" | 5 #include "core/paint/ObjectPaintInvalidator.h" |
6 | 6 |
7 #include "core/frame/FrameView.h" | 7 #include "core/frame/FrameView.h" |
8 #include "core/frame/LocalFrame.h" | 8 #include "core/frame/LocalFrame.h" |
9 #include "core/layout/LayoutBlockFlow.h" | 9 #include "core/layout/LayoutBlockFlow.h" |
10 #include "core/layout/compositing/CompositedLayerMapping.h" | 10 #include "core/layout/compositing/CompositedLayerMapping.h" |
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217 DCHECK(paintInvalidationContainer.compositingState() != NotComposited); | 217 DCHECK(paintInvalidationContainer.compositingState() != NotComposited); |
218 | 218 |
219 PaintLayer& layer = *paintInvalidationContainer.layer(); | 219 PaintLayer& layer = *paintInvalidationContainer.layer(); |
220 if (layer.groupedMapping()) { | 220 if (layer.groupedMapping()) { |
221 if (GraphicsLayer* squashingLayer = layer.groupedMapping()->squashingLay
er()) { | 221 if (GraphicsLayer* squashingLayer = layer.groupedMapping()->squashingLay
er()) { |
222 // Note: the subpixel accumulation of layer() does not need to be ad
ded here. It is already taken into account. | 222 // Note: the subpixel accumulation of layer() does not need to be ad
ded here. It is already taken into account. |
223 squashingLayer->setNeedsDisplayInRect(enclosingIntRect(rect), reason
, m_object); | 223 squashingLayer->setNeedsDisplayInRect(enclosingIntRect(rect), reason
, m_object); |
224 } | 224 } |
225 } else if (m_object.compositedScrollsWithRespectTo(paintInvalidationContaine
r)) { | 225 } else if (m_object.compositedScrollsWithRespectTo(paintInvalidationContaine
r)) { |
226 layer.compositedLayerMapping()->setScrollingContentsNeedDisplayInRect(re
ct, reason, m_object); | 226 layer.compositedLayerMapping()->setScrollingContentsNeedDisplayInRect(re
ct, reason, m_object); |
227 } else if (paintInvalidationContainer.usesCompositedScrolling()) { | 227 } else if (paintInvalidationContainer.usesCompositedScrolling() && reason !=
PaintInvalidationRectangle) { |
228 if (layer.compositedLayerMapping()->shouldPaintBackgroundOntoScrollingCo
ntentsLayer()) { | 228 if (layer.compositedLayerMapping()->shouldPaintBackgroundOntoScrollingCo
ntentsLayer()) { |
229 // TODO(flackr): Get a correct rect in the context of the scrolling
contents layer to update | 229 // TODO(flackr): Get a correct rect in the context of the scrolling
contents layer to update |
230 // rather than updating the entire rect. | 230 // rather than updating the entire rect. |
231 const LayoutRect& scrollingContentsRect = toLayoutBox(m_object).layo
utOverflowRect(); | 231 const LayoutRect& scrollingContentsRect = toLayoutBox(m_object).layo
utOverflowRect(); |
232 layer.compositedLayerMapping()->setScrollingContentsNeedDisplayInRec
t(scrollingContentsRect, reason, m_object); | 232 layer.compositedLayerMapping()->setScrollingContentsNeedDisplayInRec
t(scrollingContentsRect, reason, m_object); |
233 layer.setNeedsRepaint(); | 233 layer.setNeedsRepaint(); |
234 invalidateDisplayItemClient(*layer.compositedLayerMapping()->scrolli
ngContentsLayer(), reason); | 234 invalidateDisplayItemClient(*layer.compositedLayerMapping()->scrolli
ngContentsLayer(), reason); |
235 } | 235 } |
236 layer.compositedLayerMapping()->setNonScrollingContentsNeedDisplayInRect
(rect, reason, m_object); | 236 layer.compositedLayerMapping()->setNonScrollingContentsNeedDisplayInRect
(rect, reason, m_object); |
237 } else { | 237 } else { |
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267 | 267 |
268 // This conditional handles situations where non-rooted (and hence non-compo
sited) frames are | 268 // This conditional handles situations where non-rooted (and hence non-compo
sited) frames are |
269 // painted, such as SVG images. | 269 // painted, such as SVG images. |
270 if (!paintInvalidationContainer.isPaintInvalidationContainer()) | 270 if (!paintInvalidationContainer.isPaintInvalidationContainer()) |
271 invalidatePaintRectangleOnWindow(paintInvalidationContainer, enclosingIn
tRect(dirtyRect)); | 271 invalidatePaintRectangleOnWindow(paintInvalidationContainer, enclosingIn
tRect(dirtyRect)); |
272 | 272 |
273 if (paintInvalidationContainer.view()->usesCompositing() && paintInvalidatio
nContainer.isPaintInvalidationContainer()) | 273 if (paintInvalidationContainer.view()->usesCompositing() && paintInvalidatio
nContainer.isPaintInvalidationContainer()) |
274 setBackingNeedsPaintInvalidationInRect(paintInvalidationContainer, dirty
Rect, invalidationReason); | 274 setBackingNeedsPaintInvalidationInRect(paintInvalidationContainer, dirty
Rect, invalidationReason); |
275 } | 275 } |
276 | 276 |
277 void ObjectPaintInvalidator::invalidatePaintRectangle(const LayoutRect& dirtyRec
t) | 277 void ObjectPaintInvalidator::invalidatePaintRectangle(const LayoutRect& dirtyRec
t, DisplayItemClient* displayItemClient) |
278 { | 278 { |
279 CHECK(m_object.isRooted()); | 279 CHECK(m_object.isRooted()); |
280 | 280 |
281 if (dirtyRect.isEmpty()) | 281 if (dirtyRect.isEmpty()) |
282 return; | 282 return; |
283 | 283 |
284 if (m_object.view()->document().printing()) | 284 if (m_object.view()->document().printing()) |
285 return; // Don't invalidate paints if we're printing. | 285 return; // Don't invalidate paints if we're printing. |
286 | 286 |
287 const LayoutBoxModelObject& paintInvalidationContainer = m_object.containerF
orPaintInvalidation(); | 287 const LayoutBoxModelObject& paintInvalidationContainer = m_object.containerF
orPaintInvalidation(); |
288 LayoutRect dirtyRectOnBacking = dirtyRect; | 288 LayoutRect dirtyRectOnBacking = dirtyRect; |
289 PaintLayer::mapRectToPaintInvalidationBacking(m_object, paintInvalidationCon
tainer, dirtyRectOnBacking); | 289 PaintLayer::mapRectToPaintInvalidationBacking(m_object, paintInvalidationCon
tainer, dirtyRectOnBacking); |
290 dirtyRectOnBacking.move(m_object.scrollAdjustmentForPaintInvalidation(paintI
nvalidationContainer)); | 290 dirtyRectOnBacking.move(m_object.scrollAdjustmentForPaintInvalidation(paintI
nvalidationContainer)); |
291 | 291 |
292 invalidatePaintUsingContainer(paintInvalidationContainer, dirtyRectOnBacking
, PaintInvalidationRectangle); | 292 invalidatePaintUsingContainer(paintInvalidationContainer, dirtyRectOnBacking
, PaintInvalidationRectangle); |
293 | 293 |
294 slowSetPaintingLayerNeedsRepaint(); | 294 slowSetPaintingLayerNeedsRepaint(); |
295 m_object.invalidateDisplayItemClients(PaintInvalidationRectangle); | 295 if (displayItemClient) |
| 296 invalidateDisplayItemClient(*displayItemClient, PaintInvalidationRectang
le); |
| 297 else |
| 298 m_object.invalidateDisplayItemClients(PaintInvalidationRectangle); |
296 } | 299 } |
297 | 300 |
298 void ObjectPaintInvalidator::slowSetPaintingLayerNeedsRepaint() | 301 void ObjectPaintInvalidator::slowSetPaintingLayerNeedsRepaint() |
299 { | 302 { |
300 if (PaintLayer* paintingLayer = m_object.paintingLayer()) | 303 if (PaintLayer* paintingLayer = m_object.paintingLayer()) |
301 paintingLayer->setNeedsRepaint(); | 304 paintingLayer->setNeedsRepaint(); |
302 } | 305 } |
303 | 306 |
304 bool ObjectPaintInvalidatorWithContext::incrementallyInvalidatePaint() | 307 bool ObjectPaintInvalidatorWithContext::incrementallyInvalidatePaint() |
305 { | 308 { |
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467 m_object.invalidateDisplayItemClients(reason); | 470 m_object.invalidateDisplayItemClients(reason); |
468 return reason; | 471 return reason; |
469 } | 472 } |
470 | 473 |
471 DisablePaintInvalidationStateAsserts::DisablePaintInvalidationStateAsserts() | 474 DisablePaintInvalidationStateAsserts::DisablePaintInvalidationStateAsserts() |
472 : m_disabler(&gDisablePaintInvalidationStateAsserts, true) | 475 : m_disabler(&gDisablePaintInvalidationStateAsserts, true) |
473 { | 476 { |
474 } | 477 } |
475 | 478 |
476 } // namespace blink | 479 } // namespace blink |
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