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 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 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 "TextStream.h"
30
31namespace WebCore {
32
33class Color;
34class FloatRect;
35class FloatSize;
36class Node;
37class RenderImage;
38class RenderObject;
39class RenderSVGContainer;
40class RenderSVGGradientStop;
41class RenderSVGImage;
42class RenderSVGInlineText;
43class RenderSVGResourceContainer;
44class RenderSVGShape;
45class RenderSVGRoot;
46class RenderSVGText;
47class AffineTransform;
48class SVGUnitTypes;
49
50// functions used by the main RenderTreeAsText code
51void write(TextStream&, const RenderSVGShape&, int indent);
52void write(TextStream&, const RenderSVGRoot&, int indent);
53void writeSVGGradientStop(TextStream&, const RenderSVGGradientStop&, int indent);
54void writeSVGResourceContainer(TextStream&, const RenderSVGResourceContainer&, int indent);
55void writeSVGContainer(TextStream&, const RenderSVGContainer&, int indent);
56void writeSVGImage(TextStream&, const RenderSVGImage&, int indent);
57void writeSVGInlineText(TextStream&, const RenderSVGInlineText&, int indent);
58void writeSVGText(TextStream&, const RenderSVGText&, int indent);
59void writeResources(TextStream&, const RenderObject&, int indent);
60
61// helper operators defined used in various classes to dump the render tree.
62TextStream& operator<<(TextStream&, const AffineTransform&);
63TextStream& operator<<(TextStream&, const Color&);
64TextStream& operator<<(TextStream&, const FloatRect&);
65
66// helper operators specific to dumping the render tree. these are used in various classes to dump the render tree
67// these could be defined in separate namespace to avoid matching these generic signatures unintentionally.
68
69template<typename Item>
70TextStream& operator<<(TextStream& ts, const Vector<Item*>& v)
71{
72    ts << "[";
73
74    for (unsigned i = 0; i < v.size(); i++) {
75        ts << *v[i];
76        if (i < v.size() - 1)
77            ts << ", ";
78    }
79
80    ts << "]";
81    return ts;
82}
83
84template<typename Pointer>
85TextStream& operator<<(TextStream& ts, Pointer* t)
86{
87    ts << reinterpret_cast<intptr_t>(t);
88    return ts;
89}
90
91} // namespace WebCore
92
93#endif // SVGRenderTreeAsText_h
94