1/*
2 * Copyright (C) 2008 Alex Mathews <possessedpenguinbob@gmail.com>
3 * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
4 * Copyright (C) 2013 Google Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#ifndef SourceGraphic_h
23#define SourceGraphic_h
24
25#include "platform/graphics/DisplayList.h"
26#include "platform/graphics/filters/Filter.h"
27#include "platform/graphics/filters/FilterEffect.h"
28
29namespace blink {
30
31class PLATFORM_EXPORT SourceGraphic : public FilterEffect {
32public:
33    static PassRefPtr<SourceGraphic> create(Filter*);
34
35    static const AtomicString& effectName();
36
37    virtual FloatRect determineAbsolutePaintRect(const FloatRect& requestedRect) OVERRIDE;
38
39    virtual FilterEffectType filterEffectType() const OVERRIDE { return FilterEffectTypeSourceInput; }
40
41    virtual TextStream& externalRepresentation(TextStream&, int indention) const OVERRIDE;
42    PassRefPtr<SkImageFilter> createImageFilter(SkiaImageFilterBuilder*) OVERRIDE;
43
44    void setDisplayList(PassRefPtr<DisplayList>);
45
46
47private:
48    SourceGraphic(Filter* filter)
49        : FilterEffect(filter)
50    {
51        setOperatingColorSpace(ColorSpaceDeviceRGB);
52    }
53
54    virtual void applySoftware() OVERRIDE;
55    RefPtr<DisplayList> m_displayList;
56};
57
58} //namespace blink
59
60#endif // SourceGraphic_h
61