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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CSSSkew_h
#define CSSSkew_h
#include "core/css/cssom/CSSAngleValue.h"
#include "core/css/cssom/CSSMatrixTransformComponent.h"
#include "core/css/cssom/CSSTransformComponent.h"
namespace blink {
class CORE_EXPORT CSSSkew final : public CSSTransformComponent {
WTF_MAKE_NONCOPYABLE(CSSSkew);
DEFINE_WRAPPERTYPEINFO();
public:
static CSSSkew* create(const CSSAngleValue* ax, const CSSAngleValue* ay) {
return new CSSSkew(ax, ay);
}
static CSSSkew* fromCSSValue(const CSSFunctionValue&);
// Bindings requires returning non-const pointers. This is safe because
// CSSAngleValues are immutable.
CSSAngleValue* ax() const { return const_cast<CSSAngleValue*>(m_ax.get()); }
CSSAngleValue* ay() const { return const_cast<CSSAngleValue*>(m_ay.get()); }
TransformComponentType type() const override { return SkewType; }
CSSMatrixTransformComponent* asMatrix() const override {
return CSSMatrixTransformComponent::skew(m_ax->degrees(), m_ay->degrees());
}
CSSFunctionValue* toCSSValue() const override;
DEFINE_INLINE_VIRTUAL_TRACE() {
visitor->trace(m_ax);
visitor->trace(m_ay);
CSSTransformComponent::trace(visitor);
}
private:
CSSSkew(const CSSAngleValue* ax, const CSSAngleValue* ay)
: CSSTransformComponent(), m_ax(ax), m_ay(ay) {}
Member<const CSSAngleValue> m_ax;
Member<const CSSAngleValue> m_ay;
};
} // namespace blink
#endif
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