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/*
* Copyright (C) Research In Motion Limited 2010. All rights reserved.
*
* 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 SVGPathByteStream_h
#define SVGPathByteStream_h
#include "wtf/Noncopyable.h"
#include "wtf/PassOwnPtr.h"
#include "wtf/Vector.h"
namespace WebCore {
// Type definitions for the byte stream data
typedef union {
bool value;
unsigned char bytes[sizeof(bool)];
} BoolByte;
typedef union {
float value;
unsigned char bytes[sizeof(float)];
} FloatByte;
typedef union {
unsigned short value;
unsigned char bytes[sizeof(unsigned short)];
} UnsignedShortByte;
class SVGPathByteStream {
WTF_MAKE_FAST_ALLOCATED;
public:
static PassOwnPtr<SVGPathByteStream> create()
{
return adoptPtr(new SVGPathByteStream);
}
PassOwnPtr<SVGPathByteStream> copy()
{
return adoptPtr(new SVGPathByteStream(m_data));
}
typedef Vector<unsigned char> Data;
typedef Data::const_iterator DataIterator;
DataIterator begin() { return m_data.begin(); }
DataIterator end() { return m_data.end(); }
void append(unsigned char byte) { m_data.append(byte); }
void append(SVGPathByteStream* other)
{
for (DataIterator it = other->begin(); it != other->end(); ++it)
append(*it);
}
void clear() { m_data.clear(); }
bool isEmpty() const { return !m_data.size(); }
unsigned size() const { return m_data.size(); }
// Only defined to let SVGAnimatedPathAnimator use the standard list code paths - this method is never called.
void resize(unsigned) { }
private:
SVGPathByteStream() { }
SVGPathByteStream(Data& data)
: m_data(data)
{
}
Data m_data;
};
} // namespace WebCore
#endif // SVGPathByteStream_h
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