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1 /* | 1 /* |
2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) |
3 * (C) 2000 Antti Koivisto (koivisto@kde.org) | 3 * (C) 2000 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2000 Dirk Mueller (mueller@kde.org) | 4 * (C) 2000 Dirk Mueller (mueller@kde.org) |
5 * (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com) | 5 * (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com) |
6 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2012 Apple Inc. All r
ights reserved. | 6 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2012 Apple Inc. All r
ights reserved. |
7 * Copyright (C) 2009 Google Inc. All rights reserved. | 7 * Copyright (C) 2009 Google Inc. All rights reserved. |
8 * | 8 * |
9 * This library is free software; you can redistribute it and/or | 9 * This library is free software; you can redistribute it and/or |
10 * modify it under the terms of the GNU Library General Public | 10 * modify it under the terms of the GNU Library General Public |
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401 virtual bool createsAnonymousWrapper() const { return false; } | 401 virtual bool createsAnonymousWrapper() const { return false; } |
402 ////////////////////////////////////////// | 402 ////////////////////////////////////////// |
403 | 403 |
404 // Sets the parent of this object but doesn't add it as a child of the paren
t. | 404 // Sets the parent of this object but doesn't add it as a child of the paren
t. |
405 void setDangerousOneWayParent(LayoutObject*); | 405 void setDangerousOneWayParent(LayoutObject*); |
406 | 406 |
407 // For SPv2 only. The ObjectPaintProperties structure holds references to th
e | 407 // For SPv2 only. The ObjectPaintProperties structure holds references to th
e |
408 // property tree nodes that are created by the layout object for painting. | 408 // property tree nodes that are created by the layout object for painting. |
409 // The property nodes are only updated during InUpdatePaintProperties phase | 409 // The property nodes are only updated during InUpdatePaintProperties phase |
410 // of the document lifecycle and shall remain immutable during other phases. | 410 // of the document lifecycle and shall remain immutable during other phases. |
411 ObjectPaintProperties* objectPaintProperties() const; | 411 const ObjectPaintProperties* objectPaintProperties() const; |
| 412 |
| 413 private: |
412 ObjectPaintProperties& ensureObjectPaintProperties(); | 414 ObjectPaintProperties& ensureObjectPaintProperties(); |
413 void clearObjectPaintProperties(); | |
414 | 415 |
415 private: | 416 private: |
416 ////////////////////////////////////////// | 417 ////////////////////////////////////////// |
417 // Helper functions. Dangerous to use! | 418 // Helper functions. Dangerous to use! |
418 void setPreviousSibling(LayoutObject* previous) { m_previous = previous; } | 419 void setPreviousSibling(LayoutObject* previous) { m_previous = previous; } |
419 void setNextSibling(LayoutObject* next) { m_next = next; } | 420 void setNextSibling(LayoutObject* next) { m_next = next; } |
420 void setParent(LayoutObject* parent) | 421 void setParent(LayoutObject* parent) |
421 { | 422 { |
422 m_parent = parent; | 423 m_parent = parent; |
423 | 424 |
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1380 | 1381 |
1381 void invalidateDisplayItemClientsIncludingNonCompositingDescendants(PaintInv
alidationReason) const; | 1382 void invalidateDisplayItemClientsIncludingNonCompositingDescendants(PaintInv
alidationReason) const; |
1382 | 1383 |
1383 // Called before anonymousChild.setStyle(). Override to set custom styles fo
r the child. | 1384 // Called before anonymousChild.setStyle(). Override to set custom styles fo
r the child. |
1384 virtual void updateAnonymousChildStyle(const LayoutObject& anonymousChild, C
omputedStyle& style) const { } | 1385 virtual void updateAnonymousChildStyle(const LayoutObject& anonymousChild, C
omputedStyle& style) const { } |
1385 | 1386 |
1386 // Painters can use const methods only, except for these explicitly declared
methods. | 1387 // Painters can use const methods only, except for these explicitly declared
methods. |
1387 class MutableForPainting { | 1388 class MutableForPainting { |
1388 public: | 1389 public: |
1389 void setPreviousPaintOffset(const LayoutPoint& paintOffset) { m_layoutOb
ject.setPreviousPaintOffset(paintOffset); } | 1390 void setPreviousPaintOffset(const LayoutPoint& paintOffset) { m_layoutOb
ject.setPreviousPaintOffset(paintOffset); } |
1390 ObjectPaintProperties& ensureObjectPaintProperties() { return m_layoutOb
ject.ensureObjectPaintProperties(); } | |
1391 void clearObjectPaintProperties() { m_layoutObject.clearObjectPaintPrope
rties(); } | |
1392 PaintInvalidationReason invalidatePaintIfNeeded(const PaintInvalidationS
tate& paintInvalidationState) { return m_layoutObject.invalidatePaintIfNeeded(pa
intInvalidationState); } | 1391 PaintInvalidationReason invalidatePaintIfNeeded(const PaintInvalidationS
tate& paintInvalidationState) { return m_layoutObject.invalidatePaintIfNeeded(pa
intInvalidationState); } |
1393 void clearPaintInvalidationFlags(const PaintInvalidationState& paintInva
lidationState) { m_layoutObject.clearPaintInvalidationFlags(paintInvalidationSta
te); } | 1392 void clearPaintInvalidationFlags(const PaintInvalidationState& paintInva
lidationState) { m_layoutObject.clearPaintInvalidationFlags(paintInvalidationSta
te); } |
1394 void setShouldDoDelayedFullPaintInvalidation() { m_layoutObject.setShoul
dDoFullPaintInvalidation(PaintInvalidationDelayedFull); } | 1393 void setShouldDoDelayedFullPaintInvalidation() { m_layoutObject.setShoul
dDoFullPaintInvalidation(PaintInvalidationDelayedFull); } |
1395 | 1394 |
1396 private: | 1395 private: |
| 1396 friend class PaintPropertyTreeBuilder; |
| 1397 // The following two functions can be called from PaintPropertyTreeBuild
er only. |
| 1398 ObjectPaintProperties& ensureObjectPaintProperties() { return m_layoutOb
ject.ensureObjectPaintProperties(); } |
| 1399 ObjectPaintProperties* objectPaintProperties() { return const_cast<Objec
tPaintProperties*>(m_layoutObject.objectPaintProperties()); } |
| 1400 |
1397 friend class LayoutObject; | 1401 friend class LayoutObject; |
1398 MutableForPainting(const LayoutObject& layoutObject) : m_layoutObject(co
nst_cast<LayoutObject&>(layoutObject)) { } | 1402 MutableForPainting(const LayoutObject& layoutObject) : m_layoutObject(co
nst_cast<LayoutObject&>(layoutObject)) { } |
1399 | 1403 |
1400 LayoutObject& m_layoutObject; | 1404 LayoutObject& m_layoutObject; |
1401 }; | 1405 }; |
1402 MutableForPainting getMutableForPainting() const { return MutableForPainting
(*this); } | 1406 MutableForPainting getMutableForPainting() const { return MutableForPainting
(*this); } |
1403 | 1407 |
1404 void setIsScrollAnchorObject() { m_bitfields.setIsScrollAnchorObject(true);
} | 1408 void setIsScrollAnchorObject() { m_bitfields.setIsScrollAnchorObject(true);
} |
1405 // Clears the IsScrollAnchorObject bit, unless any ScrollAnchor still refers
to us. | 1409 // Clears the IsScrollAnchorObject bit, unless any ScrollAnchor still refers
to us. |
1406 void maybeClearIsScrollAnchorObject(); | 1410 void maybeClearIsScrollAnchorObject(); |
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2183 void showTree(const blink::LayoutObject*); | 2187 void showTree(const blink::LayoutObject*); |
2184 void showLineTree(const blink::LayoutObject*); | 2188 void showLineTree(const blink::LayoutObject*); |
2185 void showLayoutTree(const blink::LayoutObject* object1); | 2189 void showLayoutTree(const blink::LayoutObject* object1); |
2186 // We don't make object2 an optional parameter so that showLayoutTree | 2190 // We don't make object2 an optional parameter so that showLayoutTree |
2187 // can be called from gdb easily. | 2191 // can be called from gdb easily. |
2188 void showLayoutTree(const blink::LayoutObject* object1, const blink::LayoutObjec
t* object2); | 2192 void showLayoutTree(const blink::LayoutObject* object1, const blink::LayoutObjec
t* object2); |
2189 | 2193 |
2190 #endif | 2194 #endif |
2191 | 2195 |
2192 #endif // LayoutObject_h | 2196 #endif // LayoutObject_h |
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