/* | |
* Copyright (C) 2006, 2007, 2008 Apple 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: | |
* | |
* 1. Redistributions of source code must retain the above copyright | |
* notice, this list of conditions and the following disclaimer. | |
* 2. 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. | |
* 3. Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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. | |
*/ | |
#include "config.h" | |
#include "GlyphPageTreeNode.h" | |
#include "SimpleFontData.h" | |
#include <WebKitSystemInterface/WebKitSystemInterface.h> | |
namespace WebCore { | |
bool GlyphPage::fill(unsigned offset, unsigned length, UChar* buffer, unsigned bufferLength, const SimpleFontData* fontData) | |
{ | |
// bufferLength will be greater than the requested number of glyphs if the buffer contains surrogate pairs. | |
// We won't support this for now. | |
if (bufferLength > length) | |
return false; | |
bool haveGlyphs = false; | |
CGGlyph localGlyphBuffer[GlyphPage::size]; | |
wkGetGlyphs(fontData->platformData().cgFont(), buffer, localGlyphBuffer, bufferLength); | |
for (unsigned i = 0; i < length; i++) { | |
Glyph glyph = localGlyphBuffer[i]; | |
if (!glyph) | |
setGlyphDataForIndex(offset + i, 0, 0); | |
else { | |
setGlyphDataForIndex(offset + i, glyph, fontData); | |
haveGlyphs = true; | |
} | |
} | |
return haveGlyphs; | |
} | |
} |