| /* |
| * Copyright (C) 2000 Lars Knoll (knoll@kde.org) |
| * (C) 2000 Antti Koivisto (koivisto@kde.org) |
| * (C) 2000 Dirk Mueller (mueller@kde.org) |
| * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. |
| * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com) |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_TRANSFORMS_IDENTITY_TRANSFORM_OPERATION_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_TRANSFORMS_IDENTITY_TRANSFORM_OPERATION_H_ |
| |
| #include "third_party/blink/renderer/platform/transforms/transform_operation.h" |
| |
| namespace blink { |
| |
| class PLATFORM_EXPORT IdentityTransformOperation final |
| : public TransformOperation { |
| public: |
| static scoped_refptr<IdentityTransformOperation> Create() { |
| return base::AdoptRef(new IdentityTransformOperation()); |
| } |
| |
| bool CanBlendWith(const TransformOperation& other) const override { |
| return IsSameType(other); |
| } |
| |
| private: |
| OperationType GetType() const override { return kIdentity; } |
| |
| bool operator==(const TransformOperation& o) const override { |
| return IsSameType(o); |
| } |
| |
| void Apply(TransformationMatrix&, const FloatSize&) const override {} |
| |
| scoped_refptr<TransformOperation> Blend( |
| const TransformOperation*, |
| double progress, |
| bool blend_to_identity = false) override { |
| return this; |
| } |
| |
| scoped_refptr<TransformOperation> Zoom(double factor) final { return this; } |
| |
| IdentityTransformOperation() = default; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_TRANSFORMS_IDENTITY_TRANSFORM_OPERATION_H_ |