1 /*
2 Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
3 Copyright (C) 2008 Holger Hans Peter Freyther
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public License
16 along with this library; see the file COPYING.LIB. If not, write to
17 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 Boston, MA 02110-1301, USA.
19
20 This class provides all functionality needed for loading images, style sheets and html
21 pages from the web. It has a memory cache for these objects.
22 */
23 #include "config.h"
24 #include "GlyphPageTreeNode.h"
25
26 #if HAVE(QRAWFONT)
27 #include "SimpleFontData.h"
28 #include <QFontMetricsF>
29 #include <QTextLayout>
30 #endif
31
32 namespace WebCore {
33
34 #if HAVE(QRAWFONT)
fill(unsigned offset,unsigned length,UChar * buffer,unsigned bufferLength,const SimpleFontData * fontData)35 bool GlyphPage::fill(unsigned offset, unsigned length, UChar* buffer, unsigned bufferLength, const SimpleFontData* fontData)
36 {
37 QRawFont rawFont = fontData->platformData().rawFont();
38 QString qstring = QString::fromRawData(reinterpret_cast<const QChar*>(buffer), static_cast<int>(bufferLength));
39 QVector<quint32> indexes = rawFont.glyphIndexesForString(qstring);
40
41 bool haveGlyphs = false;
42
43 for (unsigned i = 0; i < length; ++i) {
44 Glyph glyph = (i < indexes.size()) ? indexes.at(i) : 0;
45 if (!glyph)
46 setGlyphDataForIndex(offset + i, 0, 0);
47 else {
48 haveGlyphs = true;
49 setGlyphDataForIndex(offset + i, glyph, fontData);
50 }
51 }
52 return haveGlyphs;
53 }
54 #else
55
56 void GlyphPageTreeNode::pruneTreeCustomFontData(const FontData*)
57 {
58 }
59
60 void GlyphPageTreeNode::pruneTreeFontData(const WebCore::SimpleFontData*)
61 {
62 }
63 #endif // HAVE(QRAWFONT)
64
65 }
66