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/*
Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
2004, 2005 Rob Buis <buis@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef SVGList_h
#define SVGList_h
#if ENABLE(SVG)
#include "ExceptionCode.h"
#include "SVGListTraits.h"
#include <wtf/RefCounted.h>
#include <wtf/PassRefPtr.h>
#include <wtf/Vector.h>
namespace WebCore {
class QualifiedName;
template<typename Item>
struct SVGListTypeOperations {
static Item nullItem()
{
return SVGListTraits<UsesDefaultInitializer<Item>::value, Item>::nullItem();
}
static bool isNull(const Item& it)
{
return SVGListTraits<UsesDefaultInitializer<Item>::value, Item>::isNull(it);
}
};
template<typename Item>
class SVGList : public RefCounted<SVGList<Item> > {
private:
typedef SVGListTypeOperations<Item> TypeOperations;
public:
virtual ~SVGList() { }
const QualifiedName& associatedAttributeName() const { return m_associatedAttributeName; }
unsigned int numberOfItems() const { return m_vector.size(); }
void clear(ExceptionCode &) { m_vector.clear(); }
Item initialize(Item newItem, ExceptionCode& ec)
{
if (TypeOperations::isNull(newItem)) {
ec = TYPE_MISMATCH_ERR;
return TypeOperations::nullItem();
}
clear(ec);
return appendItem(newItem, ec);
}
Item getFirst() const
{
ExceptionCode ec = 0;
return getItem(0, ec);
}
Item getLast() const
{
ExceptionCode ec = 0;
return getItem(m_vector.size() - 1, ec);
}
Item getItem(unsigned int index, ExceptionCode& ec)
{
if (index >= m_vector.size()) {
ec = INDEX_SIZE_ERR;
return TypeOperations::nullItem();
}
return m_vector.at(index);
}
const Item getItem(unsigned int index, ExceptionCode& ec) const
{
if (index >= m_vector.size()) {
ec = INDEX_SIZE_ERR;
return TypeOperations::nullItem();
}
return m_vector[index];
}
Item insertItemBefore(Item newItem, unsigned int index, ExceptionCode& ec)
{
if (TypeOperations::isNull(newItem)) {
ec = TYPE_MISMATCH_ERR;
return TypeOperations::nullItem();
}
if (index < m_vector.size()) {
m_vector.insert(index, newItem);
} else {
m_vector.append(newItem);
}
return newItem;
}
Item replaceItem(Item newItem, unsigned int index, ExceptionCode& ec)
{
if (index >= m_vector.size()) {
ec = INDEX_SIZE_ERR;
return TypeOperations::nullItem();
}
if (TypeOperations::isNull(newItem)) {
ec = TYPE_MISMATCH_ERR;
return TypeOperations::nullItem();
}
m_vector[index] = newItem;
return newItem;
}
Item removeItem(unsigned int index, ExceptionCode& ec)
{
if (index >= m_vector.size()) {
ec = INDEX_SIZE_ERR;
return TypeOperations::nullItem();
}
Item item = m_vector[index];
m_vector.remove(index);
return item;
}
Item appendItem(Item newItem, ExceptionCode& ec)
{
if (TypeOperations::isNull(newItem)) {
ec = TYPE_MISMATCH_ERR;
return TypeOperations::nullItem();
}
m_vector.append(newItem);
return newItem;
}
protected:
SVGList(const QualifiedName& attributeName)
: m_associatedAttributeName(attributeName)
{
}
private:
Vector<Item> m_vector;
const QualifiedName& m_associatedAttributeName;
};
template<typename Item>
class SVGPODListItem : public RefCounted<SVGPODListItem<Item> > {
public:
static PassRefPtr<SVGPODListItem> create() { return adoptRef(new SVGPODListItem); }
static PassRefPtr<SVGPODListItem> copy(const Item& item) { return adoptRef(new SVGPODListItem(item)); }
operator Item&() { return m_item; }
operator const Item&() const { return m_item; }
// Updating facilities, used by JSSVGPODTypeWrapperCreatorForList
Item value() const { return m_item; }
void setValue(Item newItem) { m_item = newItem; }
private:
SVGPODListItem() : m_item() { }
SVGPODListItem(const Item& item) : RefCounted<SVGPODListItem<Item> >(), m_item(item) { }
Item m_item;
};
template<typename Item>
class SVGPODList : public SVGList<RefPtr<SVGPODListItem<Item> > > {
public:
Item initialize(Item newItem, ExceptionCode& ec)
{
SVGPODListItem<Item>* ptr(SVGList<RefPtr<SVGPODListItem<Item> > >::initialize(SVGPODListItem<Item>::copy(newItem), ec).get());
if (!ptr)
return Item();
return static_cast<const Item&>(*ptr);
}
Item getFirst() const
{
SVGPODListItem<Item>* ptr(SVGList<RefPtr<SVGPODListItem<Item> > >::getFirst().get());
if (!ptr)
return Item();
return static_cast<const Item&>(*ptr);
}
Item getLast() const
{
SVGPODListItem<Item>* ptr(SVGList<RefPtr<SVGPODListItem<Item> > >::getLast().get());
if (!ptr)
return Item();
return static_cast<const Item&>(*ptr);
}
Item getItem(unsigned int index, ExceptionCode& ec)
{
SVGPODListItem<Item>* ptr(SVGList<RefPtr<SVGPODListItem<Item> > >::getItem(index, ec).get());
if (!ptr)
return Item();
return static_cast<const Item&>(*ptr);
}
const Item getItem(unsigned int index, ExceptionCode& ec) const
{
SVGPODListItem<Item>* ptr(SVGList<RefPtr<SVGPODListItem<Item> > >::getItem(index, ec).get());
if (!ptr)
return Item();
return static_cast<const Item&>(*ptr);
}
Item insertItemBefore(Item newItem, unsigned int index, ExceptionCode& ec)
{
SVGPODListItem<Item>* ptr(SVGList<RefPtr<SVGPODListItem<Item> > >::insertItemBefore(SVGPODListItem<Item>::copy(newItem), index, ec).get());
if (!ptr)
return Item();
return static_cast<const Item&>(*ptr);
}
Item replaceItem(Item newItem, unsigned int index, ExceptionCode& ec)
{
SVGPODListItem<Item>* ptr(SVGList<RefPtr<SVGPODListItem<Item> > >::replaceItem(SVGPODListItem<Item>::copy(newItem), index, ec).get());
if (!ptr)
return Item();
return static_cast<const Item&>(*ptr);
}
Item removeItem(unsigned int index, ExceptionCode& ec)
{
SVGPODListItem<Item>* ptr(SVGList<RefPtr<SVGPODListItem<Item> > >::removeItem(index, ec).get());
if (!ptr)
return Item();
return static_cast<const Item&>(*ptr);
}
Item appendItem(Item newItem, ExceptionCode& ec)
{
SVGPODListItem<Item>* ptr(SVGList<RefPtr<SVGPODListItem<Item> > >::appendItem(SVGPODListItem<Item>::copy(newItem), ec).get());
if (!ptr)
return Item();
return static_cast<const Item&>(*ptr);
}
protected:
SVGPODList(const QualifiedName& attributeName)
: SVGList<RefPtr<SVGPODListItem<Item> > >(attributeName) { }
};
} // namespace WebCore
#endif // ENABLE(SVG)
#endif // SVGList_h
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