1 /*
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 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Library General Public License for more details.
16 *
17 * You should have received a copy of the GNU Library General Public License
18 * along with this library; see the file COPYING.LIB. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 * Boston, MA 02110-1301, USA.
21 *
22 */
23
24 #include "config.h"
25 #include "StyleGeneratedImage.h"
26
27 #include "CSSImageGeneratorValue.h"
28 #include "RenderObject.h"
29
30 namespace WebCore {
31
cssValue() const32 PassRefPtr<CSSValue> StyleGeneratedImage::cssValue() const
33 {
34 return m_generator;
35 }
36
imageSize(const RenderObject * renderer,float multiplier) const37 IntSize StyleGeneratedImage::imageSize(const RenderObject* renderer, float multiplier) const
38 {
39 if (m_fixedSize) {
40 IntSize fixedSize = m_generator->fixedSize(renderer);
41 if (multiplier == 1.0f)
42 return fixedSize;
43
44 int width = fixedSize.width() * multiplier;
45 int height = fixedSize.height() * multiplier;
46
47 // Don't let images that have a width/height >= 1 shrink below 1 when zoomed.
48 if (fixedSize.width() > 0)
49 width = max(1, width);
50
51 if (fixedSize.height() > 0)
52 height = max(1, height);
53
54 return IntSize(width, height);
55 }
56
57 return m_containerSize;
58 }
59
setImageContainerSize(const IntSize & size)60 void StyleGeneratedImage::setImageContainerSize(const IntSize& size)
61 {
62 m_containerSize = size;
63 }
64
addClient(RenderObject * renderer)65 void StyleGeneratedImage::addClient(RenderObject* renderer)
66 {
67 m_generator->addClient(renderer, IntSize());
68 }
69
removeClient(RenderObject * renderer)70 void StyleGeneratedImage::removeClient(RenderObject* renderer)
71 {
72 m_generator->removeClient(renderer);
73 }
74
image(RenderObject * renderer,const IntSize & size) const75 PassRefPtr<Image> StyleGeneratedImage::image(RenderObject* renderer, const IntSize& size) const
76 {
77 return m_generator->image(renderer, size);
78 }
79
80 }
81