| /* |
| * Copyright (C) 2011 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "third_party/blink/renderer/core/style/filter_operations.h" |
| |
| #include <numeric> |
| |
| namespace blink { |
| |
| FilterOperations::FilterOperations() = default; |
| |
| void FilterOperations::Trace(Visitor* visitor) const { |
| visitor->Trace(operations_); |
| } |
| |
| FilterOperations& FilterOperations::operator=(const FilterOperations& other) = |
| default; |
| |
| bool FilterOperations::operator==(const FilterOperations& o) const { |
| if (operations_.size() != o.operations_.size()) |
| return false; |
| |
| unsigned s = operations_.size(); |
| for (unsigned i = 0; i < s; i++) { |
| if (*operations_[i] != *o.operations_[i]) |
| return false; |
| } |
| |
| return true; |
| } |
| |
| bool FilterOperations::CanInterpolateWith(const FilterOperations& other) const { |
| auto can_interpolate = [](FilterOperation* operation) { |
| return FilterOperation::CanInterpolate(operation->GetType()); |
| }; |
| if (!std::all_of(Operations().begin(), Operations().end(), can_interpolate) || |
| !std::all_of(other.Operations().begin(), other.Operations().end(), |
| can_interpolate)) { |
| return false; |
| } |
| |
| wtf_size_t common_size = |
| std::min(Operations().size(), other.Operations().size()); |
| for (wtf_size_t i = 0; i < common_size; ++i) { |
| if (!Operations()[i]->IsSameType(*other.Operations()[i])) |
| return false; |
| } |
| return true; |
| } |
| |
| FloatRect FilterOperations::MapRect(const FloatRect& rect) const { |
| auto accumulate_mapped_rect = [](const FloatRect& rect, |
| const Member<FilterOperation>& op) { |
| return op->MapRect(rect); |
| }; |
| return std::accumulate(operations_.begin(), operations_.end(), rect, |
| accumulate_mapped_rect); |
| } |
| |
| bool FilterOperations::HasFilterThatAffectsOpacity() const { |
| return std::any_of( |
| operations_.begin(), operations_.end(), |
| [](const auto& operation) { return operation->AffectsOpacity(); }); |
| } |
| |
| bool FilterOperations::HasFilterThatMovesPixels() const { |
| return std::any_of( |
| operations_.begin(), operations_.end(), |
| [](const auto& operation) { return operation->MovesPixels(); }); |
| } |
| |
| bool FilterOperations::HasReferenceFilter() const { |
| return std::any_of( |
| operations_.begin(), operations_.end(), [](const auto& operation) { |
| return operation->GetType() == FilterOperation::REFERENCE; |
| }); |
| } |
| |
| void FilterOperations::AddClient(SVGResourceClient& client) const { |
| for (FilterOperation* operation : operations_) { |
| if (operation->GetType() == FilterOperation::REFERENCE) |
| To<ReferenceFilterOperation>(*operation).AddClient(client); |
| } |
| } |
| |
| void FilterOperations::RemoveClient(SVGResourceClient& client) const { |
| for (FilterOperation* operation : operations_) { |
| if (operation->GetType() == FilterOperation::REFERENCE) |
| To<ReferenceFilterOperation>(*operation).RemoveClient(client); |
| } |
| } |
| |
| } // namespace blink |