TranslateTransformOperation.h [plain text]
#ifndef TranslateTransformOperation_h
#define TranslateTransformOperation_h
#include "Length.h"
#include "LengthFunctions.h"
#include "TransformOperation.h"
#include <wtf/Ref.h>
namespace WebCore {
class TranslateTransformOperation final : public TransformOperation {
public:
static Ref<TranslateTransformOperation> create(const Length& tx, const Length& ty, OperationType type)
{
return adoptRef(*new TranslateTransformOperation(tx, ty, Length(0, Fixed), type));
}
static Ref<TranslateTransformOperation> create(const Length& tx, const Length& ty, const Length& tz, OperationType type)
{
return adoptRef(*new TranslateTransformOperation(tx, ty, tz, type));
}
Ref<TransformOperation> clone() const override
{
return adoptRef(*new TranslateTransformOperation(m_x, m_y, m_z, m_type));
}
double x(const FloatSize& borderBoxSize) const { return floatValueForLength(m_x, borderBoxSize.width()); }
double y(const FloatSize& borderBoxSize) const { return floatValueForLength(m_y, borderBoxSize.height()); }
double z(const FloatSize&) const { return floatValueForLength(m_z, 1); }
Length x() const { return m_x; }
Length y() const { return m_y; }
Length z() const { return m_z; }
private:
bool isIdentity() const override { return !floatValueForLength(m_x, 1) && !floatValueForLength(m_y, 1) && !floatValueForLength(m_z, 1); }
OperationType type() const override { return m_type; }
bool isSameType(const TransformOperation& o) const override { return o.type() == m_type; }
bool operator==(const TransformOperation&) const override;
bool apply(TransformationMatrix& transform, const FloatSize& borderBoxSize) const override
{
transform.translate3d(x(borderBoxSize), y(borderBoxSize), z(borderBoxSize));
return m_x.isPercent() || m_y.isPercent();
}
Ref<TransformOperation> blend(const TransformOperation* from, double progress, bool blendToIdentity = false) override;
void dump(TextStream&) const final;
TranslateTransformOperation(const Length& tx, const Length& ty, const Length& tz, OperationType type)
: m_x(tx)
, m_y(ty)
, m_z(tz)
, m_type(type)
{
ASSERT(isTranslateTransformOperationType());
}
Length m_x;
Length m_y;
Length m_z;
OperationType m_type;
};
}
SPECIALIZE_TYPE_TRAITS_TRANSFORMOPERATION(WebCore::TranslateTransformOperation, isTranslateTransformOperationType())
#endif // TranslateTransformOperation_h