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/*
* Copyright (C) 2004, 2008, 2010 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "TextStream.h"
#include "FloatPoint.h"
#include "FloatRect.h"
#include "IntPoint.h"
#include "IntRect.h"
#include "LayoutRect.h"
#include "LayoutUnit.h"
#include <wtf/MathExtras.h>
#include <wtf/StringExtras.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
static const size_t printBufferSize = 100; // large enough for any integer or floating point value in string format, including trailing null character
static inline bool hasFractions(double val)
{
static const double s_epsilon = 0.0001;
int ival = static_cast<int>(val);
double dval = static_cast<double>(ival);
return fabs(val - dval) > s_epsilon;
}
TextStream& TextStream::operator<<(bool b)
{
return *this << (b ? "1" : "0");
}
TextStream& TextStream::operator<<(int i)
{
m_text.appendNumber(i);
return *this;
}
TextStream& TextStream::operator<<(unsigned i)
{
m_text.appendNumber(i);
return *this;
}
TextStream& TextStream::operator<<(long i)
{
m_text.appendNumber(i);
return *this;
}
TextStream& TextStream::operator<<(unsigned long i)
{
m_text.appendNumber(i);
return *this;
}
TextStream& TextStream::operator<<(long long i)
{
m_text.appendNumber(i);
return *this;
}
TextStream& TextStream::operator<<(unsigned long long i)
{
m_text.appendNumber(i);
return *this;
}
TextStream& TextStream::operator<<(float f)
{
m_text.appendFixedWidthNumber(f, 2);
return *this;
}
TextStream& TextStream::operator<<(double d)
{
m_text.appendFixedWidthNumber(d, 2);
return *this;
}
TextStream& TextStream::operator<<(const char* string)
{
m_text.append(string);
return *this;
}
TextStream& TextStream::operator<<(const void* p)
{
char buffer[printBufferSize];
snprintf(buffer, sizeof(buffer) - 1, "%p", p);
return *this << buffer;
}
TextStream& TextStream::operator<<(const String& string)
{
m_text.append(string);
return *this;
}
TextStream& TextStream::operator<<(const FormatNumberRespectingIntegers& numberToFormat)
{
if (hasFractions(numberToFormat.value))
return *this << numberToFormat.value;
m_text.appendNumber(static_cast<int>(numberToFormat.value));
return *this;
}
TextStream& TextStream::operator<<(const IntPoint& p)
{
return *this << "(" << p.x() << "," << p.y() << ")";
}
TextStream& TextStream::operator<<(const IntRect& r)
{
return *this << "at (" << r.x() << "," << r.y() << ") size " << r.width() << "x" << r.height();
}
TextStream& TextStream::operator<<(const FloatPoint& p)
{
return *this << "(" << TextStream::FormatNumberRespectingIntegers(p.x())
<< "," << TextStream::FormatNumberRespectingIntegers(p.y()) << ")";
}
TextStream& TextStream::operator<<(const FloatSize& s)
{
return *this << "width=" << TextStream::FormatNumberRespectingIntegers(s.width())
<< " height=" << TextStream::FormatNumberRespectingIntegers(s.height());
}
TextStream& TextStream::operator<<(const LayoutUnit& v)
{
return *this << TextStream::FormatNumberRespectingIntegers(v.toFloat());
}
TextStream& TextStream::operator<<(const LayoutPoint& p)
{
// FIXME: These should be printed as floats. Keeping them ints for consistency with pervious test expectations.
return *this << "(" << p.x().toInt() << "," << p.y().toInt() << ")";
}
TextStream& TextStream::operator<<(const LayoutRect& r)
{
// FIXME: These should be printed as floats. Keeping them ints for consistency with previous test expectations.
return *this << snappedIntRect(r);
}
String TextStream::release()
{
String result = m_text.toString();
m_text.clear();
return result;
}
void writeIndent(TextStream& ts, int indent)
{
for (int i = 0; i != indent; ++i)
ts << " ";
}
}
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