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32 #include "core/animation/AnimatableFilterOperations.h"
38 bool AnimatableFilterOperations::usesDefaultInterpolationWith(const AnimatableValue* value) const
40 const AnimatableFilterOperations* target = toAnimatableFilterOperations(value);
41 return !operations().canInterpolateWith(target->operations());
44 PassRefPtr<AnimatableValue> AnimatableFilterOperations::interpolateTo(const AnimatableValue* value, double fraction) const
46 if (usesDefaultInterpolationWith(value))
47 return defaultInterpolateTo(this, value, fraction);
49 const AnimatableFilterOperations* target = toAnimatableFilterOperations(value);
50 FilterOperations result;
51 size_t fromSize = operations().size();
52 size_t toSize = target->operations().size();
53 size_t size = std::max(fromSize, toSize);
54 for (size_t i = 0; i < size; i++) {
55 FilterOperation* from = (i < fromSize) ? m_operations.operations()[i].get() : 0;
56 FilterOperation* to = (i < toSize) ? target->m_operations.operations()[i].get() : 0;
57 RefPtr<FilterOperation> blendedOp = FilterOperation::blend(from, to, fraction);
59 result.operations().append(blendedOp);
63 return AnimatableFilterOperations::create(result);
66 PassRefPtr<AnimatableValue> AnimatableFilterOperations::addWith(const AnimatableValue* value) const
68 ASSERT_WITH_MESSAGE(false, "Web Animations not yet implemented: AnimatableFilterOperations::addWith()");
69 return defaultAddWith(this, value);
72 bool AnimatableFilterOperations::equalTo(const AnimatableValue* value) const
74 return operations() == toAnimatableFilterOperations(value)->operations();