SVGTransformList.cpp [plain text]
#include "config.h"
#if ENABLE(SVG)
#include "TransformationMatrix.h"
#include "SVGTransform.h"
#include "SVGSVGElement.h"
#include "SVGTransformList.h"
using namespace WebCore;
SVGTransformList::SVGTransformList(const QualifiedName& attributeName)
: SVGPODList<SVGTransform>(attributeName)
{
}
SVGTransformList::~SVGTransformList()
{
}
SVGTransform SVGTransformList::createSVGTransformFromMatrix(const TransformationMatrix& matrix) const
{
return SVGSVGElement::createSVGTransformFromMatrix(matrix);
}
SVGTransform SVGTransformList::consolidate()
{
ExceptionCode ec = 0;
return initialize(concatenate(), ec);
}
SVGTransform SVGTransformList::concatenate() const
{
unsigned int length = numberOfItems();
if (!length)
return SVGTransform();
TransformationMatrix matrix;
ExceptionCode ec = 0;
for (unsigned int i = 0; i < length; i++)
matrix = getItem(i, ec).matrix() * matrix;
return SVGTransform(matrix);
}
String SVGTransformList::valueAsString() const
{
SVGTransform transform = concatenate();
if (transform.type() == SVGTransform::SVG_TRANSFORM_MATRIX) {
TransformationMatrix matrix = transform.matrix();
return String::format("matrix(%f %f %f %f %f %f)", matrix.a(), matrix.b(), matrix.c(), matrix.d(), matrix.e(), matrix.f());
}
return String();
}
#endif // ENABLE(SVG)