| // 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 THIRD_PARTY_BLINK_RENDERER_CORE_CSS_CSSOM_CSS_MATRIX_COMPONENT_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_CSS_CSSOM_CSS_MATRIX_COMPONENT_H_ |
| |
| #include "third_party/blink/renderer/core/css/cssom/css_transform_component.h" |
| #include "third_party/blink/renderer/core/geometry/dom_matrix.h" |
| #include "third_party/blink/renderer/core/geometry/dom_matrix_read_only.h" |
| |
| namespace blink { |
| |
| class CSSMatrixComponentOptions; |
| |
| // Represents a matrix value in a CSSTransformValue used for properties like |
| // "transform". |
| // See CSSMatrixComponent.idl for more information about this class. |
| class CORE_EXPORT CSSMatrixComponent final : public CSSTransformComponent { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| // Constructors defined in the IDL. |
| static CSSMatrixComponent* Create(DOMMatrixReadOnly*, |
| const CSSMatrixComponentOptions*); |
| |
| // Blink-internal ways of creating CSSMatrixComponents. |
| static CSSMatrixComponent* FromCSSValue(const CSSFunctionValue&); |
| |
| CSSMatrixComponent(DOMMatrixReadOnly* matrix, bool is2D) |
| : CSSTransformComponent(is2D), matrix_(DOMMatrix::Create(matrix)) {} |
| CSSMatrixComponent(const CSSMatrixComponent&) = delete; |
| CSSMatrixComponent& operator=(const CSSMatrixComponent&) = delete; |
| |
| // Getters and setters for attributes defined in the IDL. |
| DOMMatrix* matrix() { return matrix_.Get(); } |
| void setMatrix(DOMMatrix* matrix) { matrix_ = matrix; } |
| |
| DOMMatrix* toMatrix(ExceptionState&) const final; |
| |
| // Internal methods - from CSSTransformComponent. |
| TransformComponentType GetType() const final { return kMatrixType; } |
| const CSSFunctionValue* ToCSSValue() const final; |
| |
| void Trace(Visitor* visitor) const override { |
| visitor->Trace(matrix_); |
| CSSTransformComponent::Trace(visitor); |
| } |
| |
| private: |
| Member<DOMMatrix> matrix_; |
| }; |
| |
| } // namespace blink |
| |
| #endif |