diff options
Diffstat (limited to 'kfile-plugins/pnm/kfile_pnm.cpp')
-rw-r--r-- | kfile-plugins/pnm/kfile_pnm.cpp | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/kfile-plugins/pnm/kfile_pnm.cpp b/kfile-plugins/pnm/kfile_pnm.cpp deleted file mode 100644 index 6c965e65..00000000 --- a/kfile-plugins/pnm/kfile_pnm.cpp +++ /dev/null @@ -1,137 +0,0 @@ -/* This file is part of the KDE project - * Copyright (C) 2003 Volker Krause <volker.krause@rwth-aachen.de> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License as published by the Free Software Foundation version 2. - * - * This program 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 - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - * Boston, MA 02110-1301, USA. - * - */ - -#include "kfile_pnm.h" - -#include <math.h> -#include <kgenericfactory.h> -#include <tqfile.h> -#include <tqtextstream.h> - -static const char* formats[] = { - I18N_NOOP("plain"), - I18N_NOOP("raw") -}; - -typedef KGenericFactory<KPnmPlugin> PnmFactory; - -K_EXPORT_COMPONENT_FACTORY(kfile_pnm, PnmFactory("kfile_pnm")) - -KPnmPlugin::KPnmPlugin(TQObject *parent, const char *name, const TQStringList &args) : KFilePlugin(parent, name, args) -{ - makeMimeTypeInfo( "image/x-portable-bitmap" ); - makeMimeTypeInfo( "image/x-portable-greymap" ); - makeMimeTypeInfo( "image/x-portable-pixmap" ); -} - -void KPnmPlugin::makeMimeTypeInfo(const TQString& mimetype) -{ - KFileMimeTypeInfo* info = addMimeTypeInfo( mimetype ); - - KFileMimeTypeInfo::GroupInfo* group = 0; - KFileMimeTypeInfo::ItemInfo* item = 0; - - group = addGroupInfo(info, "General", i18n("General")); - - addItemInfo(group, "Format", i18n("Format"), TQVariant::String); - - item = addItemInfo(group, "Dimensions", i18n("Dimensions"), TQVariant::Size); - setUnit(item, KFileMimeTypeInfo::Pixels); - - item = addItemInfo(group, "BitDepth", i18n("Bit Depth"), TQVariant::Int); - setUnit(item, KFileMimeTypeInfo::BitsPerPixel); - - addItemInfo(group, "Comment", i18n("Comment"), TQVariant::String); -} - - -bool KPnmPlugin::readInfo( KFileMetaInfo& info, uint /*what*/) -{ - TQFile f(info.path()); - if(!f.open(IO_ReadOnly)) - return false; - if(f.size() <= 2) - return false; - TQTextStream stream(&f); - - char c; - stream >> c; - if(c != 'P') - return false; - - // image format and type - int n; - stream >> n; - int format = (n - 1) / 3; - if(format != 0 && format != 1) - return false; - int type = (n - 1) % 3; - - TQString comments, buffer; - while(!stream.atEnd()) { - stream >> c; - // comment - if( c == '#') { - buffer = stream.readLine(); - comments += buffer.stripWhiteSpace(); - comments += '\n'; - } - // image size - // unfortunately TQt doesn't have some kind of push-back method for - // TQTextStream, so we need to manually decode the first part of the - // image size. - if( c >= '0' && c <= '9' ) { - buffer = ""; - TQChar tmp(c); - while(!stream.atEnd() && tmp.isDigit()) { - buffer += tmp; - stream >> tmp; - } - break; - } - } - - // image size - int x, y, max; - x = buffer.toInt(); - stream >> y; - stream >> max; - - // bit depth - // PNM doesn't provide a conventional bit depth value, only the highest value - // per pixel. To have comparable values with other formats, we convert it to - // a normal bit depth value. - int bpp = 1; - if(type != 0) - bpp = (int)ceil(log((double)max) / log(2.0)); - if(type == 2) - bpp *= 3; - - KFileMetaInfoGroup group = appendGroup(info, "General"); - appendItem(group, "Format", formats[format]); - appendItem(group, "Dimensions", TQSize(x, y)); - if(!comments.isEmpty()) - appendItem(group, "Comment", comments.stripWhiteSpace()); - appendItem(group, "BitDepth", bpp); - - f.close(); - return true; -} - -#include "kfile_pnm.moc" |