| /* |
| * Copyright (C) 2013 Google 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: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "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 THE COPYRIGHT |
| * OWNER 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. |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_SVG_PROPERTIES_SVG_LIST_PROPERTY_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_SVG_PROPERTIES_SVG_LIST_PROPERTY_H_ |
| |
| #include "third_party/blink/renderer/core/svg/properties/svg_listable_property.h" |
| #include "third_party/blink/renderer/platform/heap/heap.h" |
| #include "third_party/blink/renderer/platform/wtf/allocator/allocator.h" |
| #include "third_party/blink/renderer/platform/wtf/vector.h" |
| |
| namespace blink { |
| |
| // Base class for properties that represent lists of other properties. Used to |
| // implement SVG*List types that hold objects (SVGLengthList, SVGNumberList, |
| // SVGPointList and SVGTransformList). |
| class SVGListPropertyBase : public SVGPropertyBase { |
| protected: |
| using ListType = HeapVector<Member<SVGListablePropertyBase>>; |
| |
| uint32_t length() const { return values_.size(); } |
| bool IsEmpty() const { return !length(); } |
| |
| using const_iterator = typename ListType::const_iterator; |
| const_iterator begin() const { return values_.begin(); } |
| const_iterator end() const { return values_.end(); } |
| |
| SVGListablePropertyBase* at(uint32_t index) { |
| DCHECK_LT(index, values_.size()); |
| DCHECK_EQ(values_[index]->OwnerList(), this); |
| return values_[index].Get(); |
| } |
| |
| const SVGListablePropertyBase* at(uint32_t index) const { |
| return const_cast<SVGListPropertyBase*>(this)->at(index); |
| } |
| |
| void Clear(); |
| void Insert(uint32_t index, SVGListablePropertyBase* new_item); |
| void Remove(uint32_t index); |
| void Append(SVGListablePropertyBase* new_item); |
| void Replace(uint32_t index, SVGListablePropertyBase* new_item); |
| |
| public: |
| String ValueAsString() const final; |
| |
| void Trace(Visitor* visitor) const final { |
| visitor->Trace(values_); |
| SVGPropertyBase::Trace(visitor); |
| } |
| |
| private: |
| ListType values_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_SVG_PROPERTIES_SVG_LIST_PROPERTY_H_ |