| // 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 CSSLengthPairInterpolationType_h |
| #define CSSLengthPairInterpolationType_h |
| |
| #include "core/animation/CSSLengthListInterpolationType.h" |
| #include "core/animation/LengthInterpolationFunctions.h" |
| #include "core/animation/ListInterpolationFunctions.h" |
| #include "core/css/CSSValuePair.h" |
| |
| namespace blink { |
| |
| class CSSLengthPairInterpolationType : public CSSLengthListInterpolationType { |
| public: |
| CSSLengthPairInterpolationType(PropertyHandle property) |
| : CSSLengthListInterpolationType(property) {} |
| |
| private: |
| InterpolationValue maybeConvertValue(const CSSValue& value, |
| const StyleResolverState&, |
| ConversionCheckers&) const final { |
| const CSSValuePair& pair = toCSSValuePair(value); |
| return ListInterpolationFunctions::createList(2, [&pair](size_t index) { |
| const CSSValue& item = index == 0 ? pair.first() : pair.second(); |
| return LengthInterpolationFunctions::maybeConvertCSSValue(item); |
| }); |
| } |
| }; |
| |
| } // namespace blink |
| |
| #endif // CSSLengthPairInterpolationType_h |