1/* 2 * Copyright (C) 2007-2009 Torch Mobile Inc. 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * along with this library; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 * 19 */ 20 21#include "config.h" 22#include "GlyphPageTreeNode.h" 23 24#include "Font.h" 25#include "FontCache.h" 26#include "FontData.h" 27#include "SimpleFontData.h" 28 29namespace WebCore { 30 31DWORD getKnownFontCodePages(const wchar_t* family); 32 33typedef unsigned (*funcGetCharCodePages)(unsigned short c, unsigned& lastPos); 34funcGetCharCodePages getCharCodePages = 0; 35 36bool GlyphPage::fill(unsigned offset, unsigned length, UChar* buffer, unsigned bufferLength, const SimpleFontData* fontData) 37{ 38 if (length != bufferLength) 39 return false; 40 41 if (fontData->platformData().hfont()) { 42 DWORD fontCodePages = fontData->platformData().codePages(); 43 if (fontCodePages) { 44 if (getCharCodePages) { 45 unsigned lastPos = 0; 46 for (unsigned i = 0; i < bufferLength; ++i) { 47 DWORD actualCodePages = getCharCodePages(buffer[i], lastPos); 48 if (!actualCodePages || (actualCodePages & fontCodePages)) 49 setGlyphDataForIndex(offset + i, buffer[i], fontData); 50 else 51 setGlyphDataForIndex(offset + i, buffer[i], 0); 52 } 53 return true; 54#if defined(IMLANG_FONT_LINK) && (IMLANG_FONT_LINK == 2) 55 } else if (IMLangFontLink2* langFontLink = fontCache()->getFontLinkInterface()) { 56#else 57 } else if (IMLangFontLink* langFontLink = fontCache()->getFontLinkInterface()) { 58#endif 59 for (unsigned i = 0; i < bufferLength; ++i) { 60 DWORD actualCodePages; 61 langFontLink->GetCharCodePages(buffer[i], &actualCodePages); 62 if (!actualCodePages || (actualCodePages & fontCodePages)) 63 setGlyphDataForIndex(offset + i, buffer[i], fontData); 64 else 65 setGlyphDataForIndex(offset + i, buffer[i], 0); 66 } 67 return true; 68 } 69 } 70 } 71 72 for (unsigned i = 0; i < length; ++i) 73 setGlyphDataForIndex(offset + i, buffer[i], fontData); 74 75 return true; 76} 77 78} 79 80