SkewTransformOperation.h [plain text]
#ifndef SkewTransformOperation_h
#define SkewTransformOperation_h
#include "TransformOperation.h"
namespace WebCore {
class SkewTransformOperation : public TransformOperation {
public:
static PassRefPtr<SkewTransformOperation> create(double angleX, double angleY, OperationType type)
{
return adoptRef(new SkewTransformOperation(angleX, angleY, type));
}
double angleX() const { return m_angleX; }
double angleY() const { return m_angleY; }
private:
virtual bool isIdentity() const { return m_angleX == 0 && m_angleY == 0; }
virtual OperationType getOperationType() const { return m_type; }
virtual bool isSameType(const TransformOperation& o) const { return o.getOperationType() == m_type; }
virtual bool operator==(const TransformOperation& o) const
{
if (!isSameType(o))
return false;
const SkewTransformOperation* s = static_cast<const SkewTransformOperation*>(&o);
return m_angleX == s->m_angleX && m_angleY == s->m_angleY;
}
virtual bool apply(TransformationMatrix& transform, const FloatSize&) const
{
transform.skew(m_angleX, m_angleY);
return false;
}
virtual PassRefPtr<TransformOperation> blend(const TransformOperation* from, double progress, bool blendToIdentity = false);
SkewTransformOperation(double angleX, double angleY, OperationType type)
: m_angleX(angleX)
, m_angleY(angleY)
, m_type(type)
{
}
double m_angleX;
double m_angleY;
OperationType m_type;
};
}
#endif // SkewTransformOperation_h