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/*
* Copyright (C) 2012 Research In Motion Limited. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "GlyphPageTreeNode.h"
#include "SimpleFontData.h"
#include <fs_api.h>
namespace WebCore {
template<typename T>
class WorldTypeScopedPtr {
public:
typedef void (*DestroyFunction)(T*);
WorldTypeScopedPtr(T* ptr, DestroyFunction destroy)
: m_ptr(ptr)
, m_destroy(destroy)
{
ASSERT(m_destroy);
}
~WorldTypeScopedPtr()
{
if (m_ptr)
(*m_destroy)(m_ptr);
}
T* get() { return m_ptr; }
private:
T* m_ptr;
DestroyFunction m_destroy;
};
bool GlyphPage::fill(unsigned offset, unsigned, UChar* buffer, unsigned bufferLength, const SimpleFontData* fontData)
{
bool haveGlyphs = false;
unsigned position = 0;
int i = 0;
while (position < bufferLength) {
UChar32 character;
unsigned nextPosition = position;
U16_NEXT(buffer, nextPosition, bufferLength, character);
FS_USHORT glyph = FS_map_char(fontData->platformData().font(), static_cast<FS_ULONG>(character));
if (!glyph)
setGlyphDataForIndex(offset + i, 0, 0);
else {
haveGlyphs = true;
setGlyphDataForIndex(offset + i, glyph, fontData);
}
i++;
position = nextPosition;
}
return haveGlyphs;
}
}
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