#include "config.h"
#include "SVGAngle.h"
#if ENABLE(SVG)
#include <wtf/MathExtras.h>
namespace WebCore {
SVGAngle::SVGAngle()
: m_unitType(SVG_ANGLETYPE_UNKNOWN)
, m_value(0)
, m_valueInSpecifiedUnits(0)
{
}
SVGAngle::~SVGAngle()
{
}
SVGAngle::SVGAngleType SVGAngle::unitType() const
{
return m_unitType;
}
void SVGAngle::setValue(float value)
{
m_value = value;
}
float SVGAngle::value() const
{
return m_value;
}
void SVGAngle::calculate()
{
if (m_unitType == SVG_ANGLETYPE_GRAD)
m_value = grad2deg(m_valueInSpecifiedUnits);
else if (m_unitType == SVG_ANGLETYPE_RAD)
m_value = rad2deg(m_valueInSpecifiedUnits);
else if (m_unitType == SVG_ANGLETYPE_UNSPECIFIED || m_unitType == SVG_ANGLETYPE_DEG)
m_value = m_valueInSpecifiedUnits;
}
void SVGAngle::setValueInSpecifiedUnits(float valueInSpecifiedUnits)
{
m_valueInSpecifiedUnits = valueInSpecifiedUnits;
calculate();
}
float SVGAngle::valueInSpecifiedUnits() const
{
return m_valueInSpecifiedUnits;
}
void SVGAngle::setValueAsString(const String& s)
{
m_valueAsString = s;
bool bOK;
m_valueInSpecifiedUnits = m_valueAsString.toFloat(&bOK);
m_unitType = SVG_ANGLETYPE_UNSPECIFIED;
if (!bOK) {
if (m_valueAsString.endsWith("deg"))
m_unitType = SVG_ANGLETYPE_DEG;
else if (m_valueAsString.endsWith("grad"))
m_unitType = SVG_ANGLETYPE_GRAD;
else if (m_valueAsString.endsWith("rad"))
m_unitType = SVG_ANGLETYPE_RAD;
}
calculate();
}
String SVGAngle::valueAsString() const
{
m_valueAsString = String::number(m_valueInSpecifiedUnits);
switch (m_unitType) {
case SVG_ANGLETYPE_UNSPECIFIED:
case SVG_ANGLETYPE_DEG:
m_valueAsString += "deg";
break;
case SVG_ANGLETYPE_RAD:
m_valueAsString += "rad";
break;
case SVG_ANGLETYPE_GRAD:
m_valueAsString += "grad";
break;
case SVG_ANGLETYPE_UNKNOWN:
break;
}
return m_valueAsString;
}
void SVGAngle::newValueSpecifiedUnits(unsigned short unitType, float valueInSpecifiedUnits)
{
m_unitType = (SVGAngleType)unitType;
m_valueInSpecifiedUnits = valueInSpecifiedUnits;
calculate();
}
void SVGAngle::convertToSpecifiedUnits(unsigned short unitType)
{
if (m_unitType == unitType)
return;
if (m_unitType == SVG_ANGLETYPE_DEG && unitType == SVG_ANGLETYPE_RAD)
m_valueInSpecifiedUnits = deg2rad(m_valueInSpecifiedUnits);
else if (m_unitType == SVG_ANGLETYPE_GRAD && unitType == SVG_ANGLETYPE_RAD)
m_valueInSpecifiedUnits = grad2rad(m_valueInSpecifiedUnits);
else if (m_unitType == SVG_ANGLETYPE_DEG && unitType == SVG_ANGLETYPE_GRAD)
m_valueInSpecifiedUnits = deg2grad(m_valueInSpecifiedUnits);
else if (m_unitType == SVG_ANGLETYPE_RAD && unitType == SVG_ANGLETYPE_GRAD)
m_valueInSpecifiedUnits = rad2grad(m_valueInSpecifiedUnits);
else if (m_unitType == SVG_ANGLETYPE_RAD && unitType == SVG_ANGLETYPE_DEG)
m_valueInSpecifiedUnits = rad2deg(m_valueInSpecifiedUnits);
else if (m_unitType == SVG_ANGLETYPE_GRAD && unitType == SVG_ANGLETYPE_DEG)
m_valueInSpecifiedUnits = grad2deg(m_valueInSpecifiedUnits);
m_unitType = (SVGAngleType)unitType;
}
}
#endif // ENABLE(SVG)