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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 CSSTranslation_h
#define CSSTranslation_h
#include "core/css/cssom/CSSLengthValue.h"
#include "core/css/cssom/CSSTransformComponent.h"
namespace blink {
class ExceptionState;
class CORE_EXPORT CSSTranslation final : public CSSTransformComponent {
WTF_MAKE_NONCOPYABLE(CSSTranslation);
DEFINE_WRAPPERTYPEINFO();
public:
static CSSTranslation* create(CSSLengthValue* x,
CSSLengthValue* y,
ExceptionState&) {
return new CSSTranslation(x, y, nullptr);
}
static CSSTranslation* create(CSSLengthValue* x,
CSSLengthValue* y,
CSSLengthValue* z,
ExceptionState&);
static CSSTranslation* fromCSSValue(const CSSFunctionValue& value) {
return nullptr;
}
CSSLengthValue* x() const { return m_x; }
CSSLengthValue* y() const { return m_y; }
CSSLengthValue* z() const { return m_z; }
TransformComponentType type() const override {
return is2D() ? TranslationType : Translation3DType;
}
// TODO: Implement asMatrix for CSSTranslation.
CSSMatrixTransformComponent* asMatrix() const override { return nullptr; }
CSSFunctionValue* toCSSValue() const override;
DEFINE_INLINE_VIRTUAL_TRACE() {
visitor->trace(m_x);
visitor->trace(m_y);
visitor->trace(m_z);
CSSTransformComponent::trace(visitor);
}
private:
CSSTranslation(CSSLengthValue* x, CSSLengthValue* y, CSSLengthValue* z)
: CSSTransformComponent(), m_x(x), m_y(y), m_z(z) {}
bool is2D() const { return !m_z; }
Member<CSSLengthValue> m_x;
Member<CSSLengthValue> m_y;
Member<CSSLengthValue> m_z;
};
} // namespace blink
#endif
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