1/*
2 * Copyright (C) 2004, 2008 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 TextStream_h
27#define TextStream_h
28
29#include "platform/PlatformExport.h"
30#include "wtf/Forward.h"
31#include "wtf/Vector.h"
32#include "wtf/text/StringBuilder.h"
33#include "wtf/unicode/Unicode.h"
34
35namespace blink {
36
37class IntPoint;
38class IntRect;
39class FloatPoint;
40class FloatRect;
41class FloatSize;
42
43class PLATFORM_EXPORT TextStream {
44public:
45    struct FormatNumberRespectingIntegers {
46        FormatNumberRespectingIntegers(double number) : value(number) { }
47        double value;
48    };
49
50    TextStream& operator<<(bool);
51    TextStream& operator<<(int);
52    TextStream& operator<<(unsigned);
53    TextStream& operator<<(long);
54    TextStream& operator<<(unsigned long);
55    TextStream& operator<<(long long);
56    TextStream& operator<<(unsigned long long);
57    TextStream& operator<<(float);
58    TextStream& operator<<(double);
59    TextStream& operator<<(const char*);
60    TextStream& operator<<(const void*);
61    TextStream& operator<<(const String&);
62    TextStream& operator<<(const FormatNumberRespectingIntegers&);
63
64    String release();
65
66private:
67    StringBuilder m_text;
68};
69
70PLATFORM_EXPORT TextStream& operator<<(TextStream&, const IntPoint&);
71PLATFORM_EXPORT TextStream& operator<<(TextStream&, const IntRect&);
72PLATFORM_EXPORT TextStream& operator<<(TextStream&, const FloatPoint&);
73PLATFORM_EXPORT TextStream& operator<<(TextStream&, const FloatSize&);
74PLATFORM_EXPORT TextStream& operator<<(TextStream&, const FloatRect&);
75
76PLATFORM_EXPORT void writeIndent(TextStream&, int indent);
77
78template<typename Item>
79TextStream& operator<<(TextStream& ts, const Vector<Item>& vector)
80{
81    ts << "[";
82
83    unsigned size = vector.size();
84    for (unsigned i = 0; i < size; ++i) {
85        ts << vector[i];
86        if (i < size - 1)
87            ts << ", ";
88    }
89
90    ts << "]";
91    return ts;
92}
93
94}
95
96#endif
97