/* * Copyright (C) 2000 Lars Knoll (knoll@kde.org) * (C) 2000 Antti Koivisto (koivisto@kde.org) * (C) 2000 Dirk Mueller (mueller@kde.org) * (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com) * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. * Copyright (C) 2009 Google Inc. All rights reserved. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public License * along with this library; see the file COPYING.LIB. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301, USA. * */ #ifndef PaintInfo_h #define PaintInfo_h #if ENABLE(SVG) #include "AffineTransform.h" #endif #include "GraphicsContext.h" #include "IntRect.h" #include "LayoutRect.h" #include "PaintPhase.h" #include #include #include namespace WebCore { class OverlapTestRequestClient; class RenderInline; class RenderLayerModelObject; class RenderObject; class RenderRegion; typedef HashMap OverlapTestRequestMap; /* * Paint the object and its children, clipped by (x|y|w|h). * (tx|ty) is the calculated position of the parent */ struct PaintInfo { PaintInfo(GraphicsContext* newContext, const IntRect& newRect, PaintPhase newPhase, PaintBehavior newPaintBehavior, RenderObject* newSubtreePaintRoot = 0, RenderRegion* region = 0, ListHashSet* newOutlineObjects = 0, OverlapTestRequestMap* overlapTestRequests = 0, const RenderLayerModelObject* newPaintContainer = 0) : context(newContext) , rect(newRect) , phase(newPhase) , paintBehavior(newPaintBehavior) , subtreePaintRoot(newSubtreePaintRoot) , renderRegion(region) , outlineObjects(newOutlineObjects) , overlapTestRequests(overlapTestRequests) , paintContainer(newPaintContainer) { } void updateSubtreePaintRootForChildren(const RenderObject* renderer) { if (!subtreePaintRoot) return; // If we're the painting root, kids draw normally, and see root of 0. if (subtreePaintRoot == renderer) { subtreePaintRoot = 0; return; } } bool shouldPaintWithinRoot(const RenderObject* renderer) const { return !subtreePaintRoot || subtreePaintRoot == renderer; } bool forceBlackText() const { return paintBehavior & PaintBehaviorForceBlackText; } bool skipRootBackground() const { return paintBehavior & PaintBehaviorSkipRootBackground; } bool paintRootBackgroundOnly() const { return paintBehavior & PaintBehaviorRootBackgroundOnly; } #if ENABLE(SVG) void applyTransform(const AffineTransform& localToAncestorTransform) { if (localToAncestorTransform.isIdentity()) return; context->concatCTM(localToAncestorTransform); if (rect == infiniteRect()) return; rect = localToAncestorTransform.inverse().mapRect(rect); } #endif static IntRect infiniteRect() { return IntRect(LayoutRect::infiniteRect()); } // FIXME: Introduce setters/getters at some point. Requires a lot of changes throughout rendering/. GraphicsContext* context; IntRect rect; PaintPhase phase; PaintBehavior paintBehavior; RenderObject* subtreePaintRoot; // used to draw just one element and its visual children RenderRegion* renderRegion; ListHashSet* outlineObjects; // used to list outlines that should be painted by a block with inline children OverlapTestRequestMap* overlapTestRequests; const RenderLayerModelObject* paintContainer; // the layer object that originates the current painting }; } // namespace WebCore #endif // PaintInfo_h