Index: Source/core/svg/properties/NewSVGListPropertyHelper.h |
diff --git a/Source/core/svg/properties/NewSVGListPropertyHelper.h b/Source/core/svg/properties/NewSVGListPropertyHelper.h |
deleted file mode 100644 |
index 67646b5bcd3c6434c7698fbdd5068dafead1b154..0000000000000000000000000000000000000000 |
--- a/Source/core/svg/properties/NewSVGListPropertyHelper.h |
+++ /dev/null |
@@ -1,371 +0,0 @@ |
-/* |
- * 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 NewSVGListPropertyHelper_h |
-#define NewSVGListPropertyHelper_h |
- |
-#include "bindings/v8/ExceptionMessages.h" |
-#include "bindings/v8/ExceptionStatePlaceholder.h" |
-#include "core/dom/ExceptionCode.h" |
-#include "core/svg/properties/NewSVGProperty.h" |
-#include "wtf/PassRefPtr.h" |
-#include "wtf/Vector.h" |
- |
-namespace WebCore { |
- |
-// This is an implementation of the SVG*List property spec: |
-// http://www.w3.org/TR/SVG/single-page.html#types-InterfaceSVGLengthList |
-template<typename Derived, typename ItemProperty> |
-class NewSVGListPropertyHelper : public NewSVGPropertyBase { |
-public: |
- typedef ItemProperty ItemPropertyType; |
- |
- NewSVGListPropertyHelper() |
- : NewSVGPropertyBase(Derived::classType()) |
- { |
- } |
- |
- ~NewSVGListPropertyHelper() |
- { |
- clear(); |
- } |
- |
- // used from Blink C++ code: |
- |
- ItemPropertyType* at(size_t index) |
- { |
- ASSERT(index < m_values.size()); |
- ASSERT(m_values.at(index)->ownerList() == this); |
- return m_values.at(index).get(); |
- } |
- |
- const ItemPropertyType* at(size_t index) const |
- { |
- return const_cast<NewSVGListPropertyHelper<Derived, ItemProperty>*>(this)->at(index); |
- } |
- |
- class ConstIterator { |
- private: |
- typedef typename Vector<RefPtr<ItemPropertyType> >::const_iterator WrappedType; |
- |
- public: |
- ConstIterator(WrappedType it) |
- : m_it(it) |
- { |
- } |
- |
- ConstIterator& operator++() { ++m_it; return *this; } |
- |
- bool operator==(const ConstIterator& o) const { return m_it == o.m_it; } |
- bool operator!=(const ConstIterator& o) const { return m_it != o.m_it; } |
- |
- PassRefPtr<ItemPropertyType> operator*() { return *m_it; } |
- PassRefPtr<ItemPropertyType> operator->() { return *m_it; } |
- |
- private: |
- WrappedType m_it; |
- }; |
- |
- ConstIterator begin() const |
- { |
- return ConstIterator(m_values.begin()); |
- } |
- |
- ConstIterator lastAppended() const |
- { |
- return ConstIterator(m_values.begin() + m_values.size() - 1); |
- } |
- |
- ConstIterator end() const |
- { |
- return ConstIterator(m_values.end()); |
- } |
- |
- void append(PassRefPtr<ItemPropertyType> passNewItem) |
- { |
- RefPtr<ItemPropertyType> newItem = passNewItem; |
- |
- ASSERT(newItem); |
- m_values.append(newItem); |
- newItem->setOwnerList(this); |
- } |
- |
- bool operator==(const Derived&) const; |
- bool operator!=(const Derived& other) const |
- { |
- return !(*this == other); |
- } |
- |
- bool isEmpty() const |
- { |
- return !length(); |
- } |
- |
- // SVGList*Property DOM spec: |
- |
- size_t length() const |
- { |
- return m_values.size(); |
- } |
- |
- void clear(); |
- |
- PassRefPtr<ItemPropertyType> initialize(PassRefPtr<ItemPropertyType>); |
- PassRefPtr<ItemPropertyType> getItem(size_t, ExceptionState&); |
- PassRefPtr<ItemPropertyType> insertItemBefore(PassRefPtr<ItemPropertyType>, size_t); |
- PassRefPtr<ItemPropertyType> removeItem(size_t, ExceptionState&); |
- PassRefPtr<ItemPropertyType> appendItem(PassRefPtr<ItemPropertyType>); |
- PassRefPtr<ItemPropertyType> replaceItem(PassRefPtr<ItemPropertyType>, size_t, ExceptionState&); |
- |
-protected: |
- void deepCopy(PassRefPtr<Derived>); |
- |
-private: |
- inline bool checkIndexBound(size_t, ExceptionState&); |
- bool removeFromOldOwnerListAndAdjustIndex(PassRefPtr<ItemPropertyType>, size_t* indexToModify); |
- size_t findItem(PassRefPtr<ItemPropertyType>); |
- |
- Vector<RefPtr<ItemPropertyType> > m_values; |
- |
- static PassRefPtr<Derived> toDerived(PassRefPtr<NewSVGPropertyBase> passBase) |
- { |
- if (!passBase) |
- return nullptr; |
- |
- RefPtr<NewSVGPropertyBase> base = passBase; |
- ASSERT(base->type() == Derived::classType()); |
- return static_pointer_cast<Derived>(base); |
- } |
-}; |
- |
-template<typename Derived, typename ItemProperty> |
-bool NewSVGListPropertyHelper<Derived, ItemProperty>::operator==(const Derived& other) const |
-{ |
- if (length() != other.length()) |
- return false; |
- |
- size_t size = length(); |
- for (size_t i = 0; i < size; ++i) { |
- if (*at(i) != *other.at(i)) |
- return false; |
- } |
- |
- return true; |
-} |
- |
-template<typename Derived, typename ItemProperty> |
-void NewSVGListPropertyHelper<Derived, ItemProperty>::clear() |
-{ |
- // detach all list items as they are no longer part of this list |
- typename Vector<RefPtr<ItemPropertyType> >::const_iterator it = m_values.begin(); |
- typename Vector<RefPtr<ItemPropertyType> >::const_iterator itEnd = m_values.end(); |
- for (; it != itEnd; ++it) { |
- ASSERT((*it)->ownerList() == this); |
- (*it)->setOwnerList(0); |
- } |
- |
- m_values.clear(); |
-} |
- |
-template<typename Derived, typename ItemProperty> |
-PassRefPtr<ItemProperty> NewSVGListPropertyHelper<Derived, ItemProperty>::initialize(PassRefPtr<ItemProperty> passNewItem) |
-{ |
- RefPtr<ItemPropertyType> newItem = passNewItem; |
- |
- // Spec: If the inserted item is already in a list, it is removed from its previous list before it is inserted into this list. |
- removeFromOldOwnerListAndAdjustIndex(newItem, 0); |
- |
- // Spec: Clears all existing current items from the list and re-initializes the list to hold the single item specified by the parameter. |
- clear(); |
- append(newItem); |
- return newItem.release(); |
-} |
- |
-template<typename Derived, typename ItemProperty> |
-PassRefPtr<ItemProperty> NewSVGListPropertyHelper<Derived, ItemProperty>::getItem(size_t index, ExceptionState& exceptionState) |
-{ |
- if (!checkIndexBound(index, exceptionState)) |
- return nullptr; |
- |
- ASSERT(index < m_values.size()); |
- ASSERT(m_values.at(index)->ownerList() == this); |
- return m_values.at(index); |
-} |
- |
-template<typename Derived, typename ItemProperty> |
-PassRefPtr<ItemProperty> NewSVGListPropertyHelper<Derived, ItemProperty>::insertItemBefore(PassRefPtr<ItemProperty> passNewItem, size_t index) |
-{ |
- // Spec: If the index is greater than or equal to length, then the new item is appended to the end of the list. |
- if (index > m_values.size()) |
- index = m_values.size(); |
- |
- RefPtr<ItemPropertyType> newItem = passNewItem; |
- |
- // Spec: If newItem is already in a list, it is removed from its previous list before it is inserted into this list. |
- if (!removeFromOldOwnerListAndAdjustIndex(newItem, &index)) { |
- // Inserting the item before itself is a no-op. |
- return newItem.release(); |
- } |
- |
- // Spec: Inserts a new item into the list at the specified position. The index of the item before which the new item is to be |
- // inserted. The first item is number 0. If the index is equal to 0, then the new item is inserted at the front of the list. |
- m_values.insert(index, newItem); |
- newItem->setOwnerList(this); |
- |
- return newItem.release(); |
-} |
- |
-template<typename Derived, typename ItemProperty> |
-PassRefPtr<ItemProperty> NewSVGListPropertyHelper<Derived, ItemProperty>::removeItem(size_t index, ExceptionState& exceptionState) |
-{ |
- if (index >= m_values.size()) { |
- exceptionState.throwDOMException(IndexSizeError, ExceptionMessages::indexExceedsMaximumBound("index", index, m_values.size())); |
- return nullptr; |
- } |
- ASSERT(m_values.at(index)->ownerList() == this); |
- RefPtr<ItemPropertyType> oldItem = m_values.at(index); |
- m_values.remove(index); |
- oldItem->setOwnerList(0); |
- return oldItem.release(); |
-} |
- |
-template<typename Derived, typename ItemProperty> |
-PassRefPtr<ItemProperty> NewSVGListPropertyHelper<Derived, ItemProperty>::appendItem(PassRefPtr<ItemProperty> passNewItem) |
-{ |
- RefPtr<ItemPropertyType> newItem = passNewItem; |
- |
- // Spec: If newItem is already in a list, it is removed from its previous list before it is inserted into this list. |
- removeFromOldOwnerListAndAdjustIndex(newItem, 0); |
- |
- // Append the value and wrapper at the end of the list. |
- append(newItem); |
- |
- return newItem.release(); |
-} |
- |
-template<typename Derived, typename ItemProperty> |
-PassRefPtr<ItemProperty> NewSVGListPropertyHelper<Derived, ItemProperty>::replaceItem(PassRefPtr<ItemProperty> passNewItem, size_t index, ExceptionState& exceptionState) |
-{ |
- if (!checkIndexBound(index, exceptionState)) |
- return nullptr; |
- |
- RefPtr<ItemPropertyType> newItem = passNewItem; |
- |
- // Spec: If newItem is already in a list, it is removed from its previous list before it is inserted into this list. |
- // Spec: If the item is already in this list, note that the index of the item to replace is before the removal of the item. |
- if (!removeFromOldOwnerListAndAdjustIndex(newItem, &index)) { |
- // Replacing the item with itself is a no-op. |
- return newItem.release(); |
- } |
- |
- if (m_values.isEmpty()) { |
- // 'newItem' already lived in our list, we removed it, and now we're empty, which means there's nothing to replace. |
- exceptionState.throwDOMException(IndexSizeError, String::format("Failed to replace the provided item at index %zu.", index)); |
- return nullptr; |
- } |
- |
- // Update the value at the desired position 'index'. |
- RefPtr<ItemPropertyType>& position = m_values[index]; |
- ASSERT(position->ownerList() == this); |
- position->setOwnerList(0); |
- position = newItem; |
- newItem->setOwnerList(this); |
- |
- return newItem.release(); |
-} |
- |
-template<typename Derived, typename ItemProperty> |
-bool NewSVGListPropertyHelper<Derived, ItemProperty>::checkIndexBound(size_t index, ExceptionState& exceptionState) |
-{ |
- if (index >= m_values.size()) { |
- exceptionState.throwDOMException(IndexSizeError, ExceptionMessages::indexExceedsMaximumBound("index", index, m_values.size())); |
- return false; |
- } |
- |
- return true; |
-} |
- |
-template<typename Derived, typename ItemProperty> |
-bool NewSVGListPropertyHelper<Derived, ItemProperty>::removeFromOldOwnerListAndAdjustIndex(PassRefPtr<ItemPropertyType> passItem, size_t* indexToModify) |
-{ |
- RefPtr<ItemPropertyType> item = passItem; |
- ASSERT(item); |
- RefPtr<Derived> ownerList = toDerived(item->ownerList()); |
- if (!ownerList) |
- return true; |
- |
- // Spec: If newItem is already in a list, it is removed from its previous list before it is inserted into this list. |
- // 'newItem' is already living in another list. If it's not our list, synchronize the other lists wrappers after the removal. |
- bool livesInOtherList = ownerList.get() != this; |
- size_t indexToRemove = ownerList->findItem(item); |
- ASSERT(indexToRemove != WTF::kNotFound); |
- |
- // Do not remove newItem if already in this list at the target index. |
- if (!livesInOtherList && indexToModify && indexToRemove == *indexToModify) |
- return false; |
- |
- ownerList->removeItem(indexToRemove, ASSERT_NO_EXCEPTION); |
- |
- if (!indexToModify) |
- return true; |
- |
- // If the item lived in our list, adjust the insertion index. |
- if (!livesInOtherList) { |
- size_t& index = *indexToModify; |
- // Spec: If the item is already in this list, note that the index of the item to (replace|insert before) is before the removal of the item. |
- if (static_cast<size_t>(indexToRemove) < index) |
- --index; |
- } |
- |
- return true; |
-} |
- |
-template<typename Derived, typename ItemProperty> |
-size_t NewSVGListPropertyHelper<Derived, ItemProperty>::findItem(PassRefPtr<ItemPropertyType> item) |
-{ |
- return m_values.find(item); |
-} |
- |
-template<typename Derived, typename ItemProperty> |
-void NewSVGListPropertyHelper<Derived, ItemProperty>::deepCopy(PassRefPtr<Derived> passFrom) |
-{ |
- RefPtr<Derived> from = passFrom; |
- |
- clear(); |
- typename Vector<RefPtr<ItemPropertyType> >::const_iterator it = from->m_values.begin(); |
- typename Vector<RefPtr<ItemPropertyType> >::const_iterator itEnd = from->m_values.end(); |
- for (; it != itEnd; ++it) { |
- append((*it)->clone()); |
- } |
-} |
- |
-} |
- |
-#endif // NewSVGListPropertyHelper_h |