blob: 64df346709db55b7cce39f9450e2eecdc246e8fe [file] [log] [blame]
/*
* Copyright (C) 2004 Apple Computer, 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 COMPUTER, 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 COMPUTER, 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 "DeprecatedString.h"
#include "Logging.h"
#include "PlatformString.h"
#include <wtf/Vector.h>
namespace WebCore {
const size_t integerOrPointerAsStringBufferSize = 100; // large enough for any integer or pointer in string format, including trailing null character
const char* const precisionFormats[7] = { "%.0f", "%.1f", "%.2f", "%.3f", "%.4f", "%.5f", "%.6f"};
const int maxPrecision = 6; // must match size of precisionFormats
const int defaultPrecision = 6; // matches qt and sprintf(.., "%f", ...) behaviour
TextStream::TextStream(DeprecatedString* s)
: m_hasByteArray(false), m_string(s), m_precision(defaultPrecision)
{
}
TextStream& TextStream::operator<<(char c)
{
if (m_hasByteArray)
m_byteArray.append(c);
if (m_string)
m_string->append(DeprecatedChar(c));
return *this;
}
TextStream& TextStream::operator<<(short i)
{
char buffer[integerOrPointerAsStringBufferSize];
sprintf(buffer, "%d", i);
return *this << buffer;
}
TextStream& TextStream::operator<<(unsigned short i)
{
char buffer[integerOrPointerAsStringBufferSize];
sprintf(buffer, "%u", i);
return *this << buffer;
}
TextStream& TextStream::operator<<(int i)
{
char buffer[integerOrPointerAsStringBufferSize];
sprintf(buffer, "%d", i);
return *this << buffer;
}
TextStream& TextStream::operator<<(unsigned i)
{
char buffer[integerOrPointerAsStringBufferSize];
sprintf(buffer, "%u", i);
return *this << buffer;
}
TextStream& TextStream::operator<<(long i)
{
char buffer[integerOrPointerAsStringBufferSize];
sprintf(buffer, "%ld", i);
return *this << buffer;
}
TextStream& TextStream::operator<<(unsigned long i)
{
char buffer[integerOrPointerAsStringBufferSize];
sprintf(buffer, "%lu", i);
return *this << buffer;
}
TextStream& TextStream::operator<<(float f)
{
char buffer[integerOrPointerAsStringBufferSize];
sprintf(buffer, precisionFormats[m_precision], f);
return *this << buffer;
}
TextStream& TextStream::operator<<(double d)
{
char buffer[integerOrPointerAsStringBufferSize];
sprintf(buffer, precisionFormats[m_precision], d);
return *this << buffer;
}
TextStream& TextStream::operator<<(const char* s)
{
if (m_hasByteArray) {
unsigned length = strlen(s);
unsigned oldSize = m_byteArray.size();
m_byteArray.resize(oldSize + length);
memcpy(m_byteArray.data() + oldSize, s, length);
}
if (m_string)
m_string->append(s);
return *this;
}
TextStream& TextStream::operator<<(const DeprecatedString& s)
{
if (m_hasByteArray) {
unsigned length = s.length();
unsigned oldSize = m_byteArray.size();
m_byteArray.resize(oldSize + length);
memcpy(m_byteArray.data() + oldSize, s.latin1(), length);
}
if (m_string)
m_string->append(s);
return *this;
}
TextStream& TextStream::operator<<(const String& s)
{
return (*this) << s.deprecatedString();
}
TextStream& TextStream::operator<<(void* p)
{
char buffer[integerOrPointerAsStringBufferSize];
sprintf(buffer, "%p", p);
return *this << buffer;
}
TextStream& TextStream::operator<<(const TextStreamManipulator& m)
{
return m(*this);
}
int TextStream::precision(int p)
{
int oldPrecision = m_precision;
if (p >= 0 && p <= maxPrecision)
m_precision = p;
return oldPrecision;
}
TextStream &endl(TextStream& stream)
{
return stream << '\n';
}
}