15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2000 Lars Knoll (knoll@kde.org) 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (C) 2000 Antti Koivisto (koivisto@kde.org) 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (C) 2000 Dirk Mueller (mueller@kde.org) 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com) 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is free software; you can redistribute it and/or 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modify it under the terms of the GNU Library General Public 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * License as published by the Free Software Foundation; either 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * version 2 of the License, or (at your option) any later version. 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is distributed in the hope that it will be useful, 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * but WITHOUT ANY WARRANTY; without even the implied warranty of 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Library General Public License for more details. 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * You should have received a copy of the GNU Library General Public License 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * along with this library; see the file COPYING.LIB. If not, write to 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Boston, MA 02110-1301, USA. 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef RenderSelectionInfo_h 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define RenderSelectionInfo_h 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2853e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/rendering/RenderBox.h" 291e202183a5dc46166763171984b285173f8585e5Torne (Richard Coles)#include "platform/geometry/IntRect.h" 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 31c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 33e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)class RenderSelectionInfoBase : public NoBaseWillBeGarbageCollected<RenderSelectionInfoBase> { 34e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) WTF_MAKE_NONCOPYABLE(RenderSelectionInfoBase); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED; 355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderSelectionInfoBase() 37e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) : m_object(nullptr) 389e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) , m_paintInvalidationContainer(nullptr) 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , m_state(RenderObject::SelectionNone) 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderSelectionInfoBase(RenderObject* o) 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : m_object(o) 457242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci , m_paintInvalidationContainer(o->isRooted() ? o->containerForPaintInvalidation() : nullptr) 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , m_state(o->selectionState()) 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 4902772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch 50e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) void trace(Visitor* visitor) 51e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) { 52e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) visitor->trace(m_object); 539e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) visitor->trace(m_paintInvalidationContainer); 54e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) } 55e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObject* object() const { return m_object; } 579e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) const RenderLayerModelObject* paintInvalidationContainer() const { return m_paintInvalidationContainer; } 585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObject::SelectionState state() const { return m_state; } 595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)protected: 61e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles) RawPtrWillBeMember<RenderObject> m_object; 629e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) RawPtrWillBeMember<const RenderLayerModelObject> m_paintInvalidationContainer; 635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObject::SelectionState m_state; 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 665c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// This struct is used when the selection changes to cache the old and new state of the selection for each RenderObject. 67e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)class RenderSelectionInfo FINAL : public RenderSelectionInfoBase { 685c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 697242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci RenderSelectionInfo(RenderObject* o) 705c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : RenderSelectionInfoBase(o) 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 727242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci if (m_paintInvalidationContainer && o->canUpdateSelectionOnRootLineBoxes()) { 737242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci m_rect = o->selectionRectForPaintInvalidation(m_paintInvalidationContainer); 745d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) // FIXME: groupedMapping() leaks the squashing abstraction. See RenderBlockSelectionInfo for more details. 757242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci if (m_paintInvalidationContainer->layer()->groupedMapping()) 767242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci RenderLayer::mapRectToPaintBackingCoordinates(m_paintInvalidationContainer, m_rect); 775d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) } else { 785d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) m_rect = LayoutRect(); 795d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) } 805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 8102772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch 829e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) void invalidatePaint() 835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 849e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) m_object->invalidatePaintUsingContainer(m_paintInvalidationContainer, enclosingIntRect(m_rect), InvalidationSelection); 855c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 865c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) LayoutRect rect() const { return m_rect; } 885c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 895c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 909e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) LayoutRect m_rect; // relative to paint invalidation container 915c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 925c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 935c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)// This struct is used when the selection changes to cache the old and new state of the selection for each RenderBlock. 94e38fbeeb576b5094e34e038ab88d9d6a5c5c2214Torne (Richard Coles)class RenderBlockSelectionInfo FINAL : public RenderSelectionInfoBase { 955c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 965c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderBlockSelectionInfo(RenderBlock* b) 975c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : RenderSelectionInfoBase(b) 9802772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch { 997242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci if (m_paintInvalidationContainer && b->canUpdateSelectionOnRootLineBoxes()) 1009e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) m_rects = block()->selectionGapRectsForPaintInvalidation(m_paintInvalidationContainer); 1015d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) else 1025d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) m_rects = GapRects(); 1035c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 1045c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1059e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) void invalidatePaint() 1065c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 1079e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) LayoutRect paintInvalidationRect = m_rects; 1085d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) // FIXME: this is leaking the squashing abstraction. However, removing the groupedMapping() condiitional causes 109197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch // RenderBox::mapRectToPaintInvalidationBacking to get called, which makes rect adjustments even if you pass the same 1109e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) // paintInvalidationContainer as the render object. Find out why it does that and fix. 1119e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) if (m_paintInvalidationContainer && m_paintInvalidationContainer->layer()->groupedMapping()) 1127242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci RenderLayer::mapRectToPaintBackingCoordinates(m_paintInvalidationContainer, paintInvalidationRect); 1139e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) m_object->invalidatePaintUsingContainer(m_paintInvalidationContainer, enclosingIntRect(paintInvalidationRect), InvalidationSelection); 1145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 11502772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch 1165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderBlock* block() const { return toRenderBlock(m_object); } 1175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) GapRects rects() const { return m_rects; } 1185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 1209e12abdf8c3a23d52091ea54ebb6a04d327f9300Torne (Richard Coles) GapRects m_rects; // relative to paint invalidation container 1215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 1225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 123c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} // namespace blink 1245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif // RenderSelectionInfo_h 127