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Diffstat (limited to 'kfile-plugins/xbm/kfile_xbm.cpp')
-rw-r--r-- | kfile-plugins/xbm/kfile_xbm.cpp | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/kfile-plugins/xbm/kfile_xbm.cpp b/kfile-plugins/xbm/kfile_xbm.cpp new file mode 100644 index 00000000..d62471f5 --- /dev/null +++ b/kfile-plugins/xbm/kfile_xbm.cpp @@ -0,0 +1,128 @@ +/* This file is part of the KDE project + * Copyright (C) 2002 Shane Wright <me@shanewright.co.uk> + * + * 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 <config.h> +#include "kfile_xbm.h" + +#include <kprocess.h> +#include <klocale.h> +#include <kgenericfactory.h> +#include <kstringvalidator.h> +#include <kdebug.h> + +#include <qdict.h> +#include <qvalidator.h> +#include <qcstring.h> +#include <qfile.h> +#include <qdatetime.h> + +#if !defined(__osf__) +#include <inttypes.h> +#else +typedef unsigned short uint32_t; +#endif + +typedef KGenericFactory<KXbmPlugin> XbmFactory; + +K_EXPORT_COMPONENT_FACTORY(kfile_xbm, XbmFactory( "kfile_xbm" )) + +KXbmPlugin::KXbmPlugin(QObject *parent, const char *name, + const QStringList &args) + + : KFilePlugin(parent, name, args) +{ + KFileMimeTypeInfo* info = addMimeTypeInfo( "image/x-xbm" ); + + KFileMimeTypeInfo::GroupInfo* group = 0L; + + group = addGroupInfo(info, "Technical", i18n("Technical Details")); + + KFileMimeTypeInfo::ItemInfo* item; + + item = addItemInfo(group, "Dimensions", i18n("Dimensions"), QVariant::Size); + setHint( item, KFileMimeTypeInfo::Size ); + setUnit(item, KFileMimeTypeInfo::Pixels); +} + + +unsigned long KXbmPlugin::xbm_processLine(char * linebuf) +{ + const char * fsig = "#define "; + + // check it starts with #define + if (memcmp(linebuf, fsig, 8)) + return 0; + + // scan for the 2nd space and set up a pointer + uint32_t slen = strlen(linebuf); + bool done = false; + uint32_t spos = 0; + unsigned char spacecount = 0; + do { + + if (linebuf[spos] == 0x00) + return 0; + + if (linebuf[spos] == ' ') + ++spacecount; + + if (spacecount == 2) + done = true; + else + ++spos; + + } while (!done); + + return atoi(linebuf + spos); +} + + +bool KXbmPlugin::readInfo( KFileMetaInfo& info, uint what) +{ + + QFile file(info.path()); + + if (!file.open(IO_ReadOnly)) + { + kdDebug(7034) << "Couldn't open " << QFile::encodeName(info.path()) << endl; + return false; + } + + // we need a buffer for lines + char linebuf[1000]; + + // read the first line + file.readLine(linebuf, sizeof( linebuf )); + uint32_t width = xbm_processLine(linebuf); + + // read the 2nd line + file.readLine(linebuf, sizeof( linebuf )); + uint32_t height = xbm_processLine(linebuf); + + if ((width > 0) && (height > 0)) { + // we have valid looking data + KFileMetaInfoGroup group = appendGroup(info, "Technical"); + appendItem(group, "Dimensions", QSize(width, height)); + return true; + } + + return false; +} + +#include "kfile_xbm.moc" |