2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
3 * (C) 2000 Antti Koivisto (koivisto@kde.org)
4 * (C) 2000 Dirk Mueller (mueller@kde.org)
5 * (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
6 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
7 * Copyright (C) 2009 Google Inc. All rights reserved.
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Library General Public
11 * License as published by the Free Software Foundation; either
12 * version 2 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Library General Public License for more details.
19 * You should have received a copy of the GNU Library General Public License
20 * along with this library; see the file COPYING.LIB. If not, write to
21 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
22 * Boston, MA 02110-1301, USA.
30 #include "AffineTransform.h"
33 #include "GraphicsContext.h"
35 #include "PaintPhase.h"
36 #include <wtf/HashMap.h>
37 #include <wtf/ListHashSet.h>
41 class OverlapTestRequestClient;
45 typedef HashMap<OverlapTestRequestClient*, IntRect> OverlapTestRequestMap;
48 * Paint the object and its children, clipped by (x|y|w|h).
49 * (tx|ty) is the calculated position of the parent
52 PaintInfo(GraphicsContext* newContext, const IntRect& newRect, PaintPhase newPhase, bool newForceBlackText,
53 RenderObject* newPaintingRoot, ListHashSet<RenderInline*>* newOutlineObjects,
54 OverlapTestRequestMap* overlapTestRequests = 0)
58 , forceBlackText(newForceBlackText)
59 , paintingRoot(newPaintingRoot)
60 , outlineObjects(newOutlineObjects)
61 , overlapTestRequests(overlapTestRequests)
65 void updatePaintingRootForChildren(const RenderObject* renderer)
70 // If we're the painting root, kids draw normally, and see root of 0.
71 if (paintingRoot == renderer) {
77 bool shouldPaintWithinRoot(const RenderObject* renderer) const
79 return !paintingRoot || paintingRoot == renderer;
83 void applyTransform(const AffineTransform& localToAncestorTransform)
85 if (localToAncestorTransform.isIdentity())
88 context->concatCTM(localToAncestorTransform);
90 if (rect == infiniteRect())
93 rect = localToAncestorTransform.inverse().mapRect(rect);
97 static IntRect infiniteRect() { return IntRect(INT_MIN / 2, INT_MIN / 2, INT_MAX, INT_MAX); }
99 // FIXME: Introduce setters/getters at some point. Requires a lot of changes throughout rendering/.
100 GraphicsContext* context;
104 RenderObject* paintingRoot; // used to draw just one element and its visual kids
105 ListHashSet<RenderInline*>* outlineObjects; // used to list outlines that should be painted by a block with inline children
106 OverlapTestRequestMap* overlapTestRequests;
109 } // namespace WebCore
111 #endif // PaintInfo_h