#include "config.h"
#include "TextStream.h"
#include "FloatPoint.h"
#include "IntPoint.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;
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<<(LayoutUnit v)
{
return *this << TextStream::FormatNumberRespectingIntegers(v.toFloat());
}
String TextStream::release()
{
String result = m_text.toString();
m_text.clear();
return result;
}
void TextStream::startGroup()
{
TextStream& ts = *this;
if (m_multiLineMode) {
ts << "\n";
ts.writeIndent();
ts << "(";
ts.increaseIndent();
} else
ts << " (";
}
void TextStream::endGroup()
{
TextStream& ts = *this;
ts << ")";
if (m_multiLineMode)
ts.decreaseIndent();
}
void TextStream::nextLine()
{
TextStream& ts = *this;
if (m_multiLineMode) {
ts << "\n";
ts.writeIndent();
} else
ts << " ";
}
void TextStream::writeIndent()
{
if (m_multiLineMode)
WebCore::writeIndent(*this, m_indent);
}
void writeIndent(TextStream& ts, int indent)
{
for (int i = 0; i != indent; ++i)
ts << " ";
}
}