1/*
2 * Copyright (C) 2004, 2005, 2009 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef SVGRenderTreeAsText_h
27#define SVGRenderTreeAsText_h
28
29#include "platform/text/TextStream.h"
30
31namespace WebCore {
32
33class Color;
34class RenderObject;
35class RenderSVGGradientStop;
36class RenderSVGImage;
37class RenderSVGInlineText;
38class RenderSVGShape;
39class RenderSVGRoot;
40class RenderSVGText;
41class AffineTransform;
42
43// functions used by the main RenderTreeAsText code
44void write(TextStream&, const RenderSVGShape&, int indent);
45void write(TextStream&, const RenderSVGRoot&, int indent);
46void writeSVGGradientStop(TextStream&, const RenderSVGGradientStop&, int indent);
47void writeSVGResourceContainer(TextStream&, const RenderObject&, int indent);
48void writeSVGContainer(TextStream&, const RenderObject&, int indent);
49void writeSVGImage(TextStream&, const RenderSVGImage&, int indent);
50void writeSVGInlineText(TextStream&, const RenderSVGInlineText&, int indent);
51void writeSVGText(TextStream&, const RenderSVGText&, int indent);
52void writeResources(TextStream&, const RenderObject&, int indent);
53
54// helper operators defined used in various classes to dump the render tree.
55TextStream& operator<<(TextStream&, const AffineTransform&);
56TextStream& operator<<(TextStream&, const Color&);
57
58// helper operators specific to dumping the render tree. these are used in various classes to dump the render tree
59// these could be defined in separate namespace to avoid matching these generic signatures unintentionally.
60
61template<typename Item>
62TextStream& operator<<(TextStream& ts, const Vector<Item*>& v)
63{
64    ts << "[";
65
66    for (unsigned i = 0; i < v.size(); i++) {
67        ts << *v[i];
68        if (i < v.size() - 1)
69            ts << ", ";
70    }
71
72    ts << "]";
73    return ts;
74}
75
76template<typename Pointer>
77TextStream& operator<<(TextStream& ts, Pointer* t)
78{
79    ts << reinterpret_cast<intptr_t>(t);
80    return ts;
81}
82
83} // namespace WebCore
84
85#endif // SVGRenderTreeAsText_h
86