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Unified Diff: Source/core/svg/properties/NewSVGListPropertyHelper.h

Issue 208133002: [SVG] Remove "New" prefix from properties implementation. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 6 years, 9 months ago
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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
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