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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit460c52653ab0dcca6f19a4f492ed2c5e4e963ab0 (patch)
tree67208f7c145782a7e90b123b982ca78d88cc2c87 /kaddressbook/thumbnailcreator/ldifvcardcreator.cpp
downloadtdepim-460c52653ab0dcca6f19a4f492ed2c5e4e963ab0.tar.gz
tdepim-460c52653ab0dcca6f19a4f492ed2c5e4e963ab0.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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diff --git a/kaddressbook/thumbnailcreator/ldifvcardcreator.cpp b/kaddressbook/thumbnailcreator/ldifvcardcreator.cpp
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+/*
+ This file is part of KAddressBook.
+ Copyright (C) 2003 Helge Deller <deller@kde.org>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ version 2 License as published by the Free Software Foundation.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+
+/*
+ * - ldifvcardthumbnail -
+ *
+ * kioslave which generates tumbnails for vCard and LDIF files.
+ * The thumbnails are used e.g. by Konqueror or in the file selection
+ * dialog.
+ *
+ */
+
+#include <qdatetime.h>
+#include <qfile.h>
+#include <qpixmap.h>
+#include <qimage.h>
+#include <qpainter.h>
+#include <qtextstream.h>
+
+#include <kdebug.h>
+#include <kglobal.h>
+#include <klocale.h>
+#include <kabc/ldifconverter.h>
+#include <kabc/vcardconverter.h>
+#include <kpixmapsplitter.h>
+#include <kstandarddirs.h>
+#include <kglobalsettings.h>
+
+#include "ldifvcardcreator.h"
+
+extern "C"
+{
+ ThumbCreator *new_creator()
+ {
+ KGlobal::locale()->insertCatalogue( "kaddressbook" );
+ return new VCard_LDIFCreator;
+ }
+}
+
+VCard_LDIFCreator::VCard_LDIFCreator()
+ : mSplitter( 0 )
+{
+}
+
+VCard_LDIFCreator::~VCard_LDIFCreator()
+{
+ delete mSplitter;
+}
+
+
+bool VCard_LDIFCreator::readContents( const QString &path )
+{
+ // read file contents
+ QFile file( path );
+ if ( !file.open( IO_ReadOnly ) )
+ return false;
+
+ QString info;
+ text.truncate(0);
+
+ // read the file
+ QString contents = file.readAll();
+ file.close();
+
+ // convert the file contents to a KABC::Addressee address
+ KABC::AddresseeList addrList;
+ KABC::Addressee addr;
+ KABC::VCardConverter converter;
+
+ addrList = converter.parseVCards( contents );
+ if ( addrList.count() == 0 )
+ if ( !KABC::LDIFConverter::LDIFToAddressee( contents, addrList ) )
+ return false;
+ if ( addrList.count()>1 ) {
+ // create an overview (list of all names)
+ name = i18n("One contact found:", "%n contacts found:", addrList.count());
+ unsigned int no, linenr;
+ for (linenr=no=0; linenr<30 && no<addrList.count(); ++no) {
+ addr = addrList[no];
+ info = addr.formattedName().simplifyWhiteSpace();
+ if (info.isEmpty())
+ info = addr.givenName() + " " + addr.familyName();
+ info = info.simplifyWhiteSpace();
+ if (info.isEmpty())
+ continue;
+ text.append(info);
+ text.append("\n");
+ ++linenr;
+ }
+ return true;
+ }
+
+ // create card for _one_ contact
+ addr = addrList[ 0 ];
+
+ // prepare the text
+ name = addr.formattedName().simplifyWhiteSpace();
+ if ( name.isEmpty() )
+ name = addr.givenName() + " " + addr.familyName();
+ name = name.simplifyWhiteSpace();
+
+
+ KABC::PhoneNumber::List pnList = addr.phoneNumbers();
+ QStringList phoneNumbers;
+ for (unsigned int no=0; no<pnList.count(); ++no) {
+ QString pn = pnList[no].number().simplifyWhiteSpace();
+ if (!pn.isEmpty() && !phoneNumbers.contains(pn))
+ phoneNumbers.append(pn);
+ }
+ if ( !phoneNumbers.isEmpty() )
+ text += phoneNumbers.join("\n") + "\n";
+
+ info = addr.organization().simplifyWhiteSpace();
+ if ( !info.isEmpty() )
+ text += info + "\n";
+
+ // get an address
+ KABC::Address address = addr.address(KABC::Address::Work);
+ if (address.isEmpty())
+ address = addr.address(KABC::Address::Home);
+ if (address.isEmpty())
+ address = addr.address(KABC::Address::Pref);
+ info = address.formattedAddress();
+ if ( !info.isEmpty() )
+ text += info + "\n";
+
+ return true;
+}
+
+
+bool VCard_LDIFCreator::createImageSmall()
+{
+ text = name + "\n" + text;
+
+ if ( !mSplitter ) {
+ mSplitter = new KPixmapSplitter;
+ QString pixmap = locate( "data", "konqueror/pics/thumbnailfont_7x4.png" );
+ if ( pixmap.isEmpty() ) {
+ delete mSplitter;
+ mSplitter=0;
+ kdWarning() << "VCard_LDIFCreator: Font image \"thumbnailfont_7x4.png\" not found!\n";
+ return false;
+ }
+ mSplitter->setPixmap( QPixmap( pixmap ) );
+ mSplitter->setItemSize( QSize( 4, 7 ) );
+ }
+
+ QSize chSize = mSplitter->itemSize(); // the size of one char
+ int xOffset = chSize.width();
+ int yOffset = chSize.height();
+
+ // calculate a better border so that the text is centered
+ int canvasWidth = pixmapSize.width() - 2 * xborder;
+ int canvasHeight = pixmapSize.height() - 2 * yborder;
+ int numCharsPerLine = (int) (canvasWidth / chSize.width());
+ int numLines = (int) (canvasHeight / chSize.height());
+
+ // render the information
+ QRect rect;
+ int rest = mPixmap.width() - (numCharsPerLine * chSize.width());
+ xborder = QMAX( xborder, rest / 2 ); // center horizontally
+ rest = mPixmap.height() - (numLines * chSize.height());
+ yborder = QMAX( yborder, rest / 2 ); // center vertically
+ // end centering
+
+ int x = xborder, y = yborder; // where to paint the characters
+ int posNewLine = mPixmap.width() - (chSize.width() + xborder);
+ int posLastLine = mPixmap.height() - (chSize.height() + yborder);
+ bool newLine = false;
+ Q_ASSERT( posNewLine > 0 );
+ const QPixmap *fontPixmap = &(mSplitter->pixmap());
+
+ for ( uint i = 0; i < text.length(); i++ ) {
+ if ( x > posNewLine || newLine ) { // start a new line?
+ x = xborder;
+ y += yOffset;
+
+ if ( y > posLastLine ) // more text than space
+ break;
+
+ // after starting a new line, we also jump to the next
+ // physical newline in the file if we don't come from one
+ if ( !newLine ) {
+ int pos = text.find( '\n', i );
+ if ( pos > (int) i )
+ i = pos +1;
+ }
+
+ newLine = false;
+ }
+
+ // check for newlines in the text (unix,dos)
+ QChar ch = text.at( i );
+ if ( ch == '\n' ) {
+ newLine = true;
+ continue;
+ } else if ( ch == '\r' && text.at(i+1) == '\n' ) {
+ newLine = true;
+ i++; // skip the next character (\n) as well
+ continue;
+ }
+
+ rect = mSplitter->coordinates( ch );
+ if ( !rect.isEmpty() )
+ bitBlt( &mPixmap, QPoint(x,y), fontPixmap, rect, Qt::CopyROP );
+
+ x += xOffset; // next character
+ }
+
+ return true;
+}
+
+bool VCard_LDIFCreator::createImageBig()
+{
+ QFont normalFont( KGlobalSettings::generalFont() );
+ QFont titleFont( normalFont );
+ titleFont.setBold(true);
+ // titleFont.setUnderline(true);
+ titleFont.setItalic(true);
+
+ QPainter painter(&mPixmap);
+ painter.setFont(titleFont);
+ QFontMetrics fm(painter.fontMetrics());
+
+ // draw contact name
+ painter.setClipRect(2, 2, pixmapSize.width()-4, pixmapSize.height()-4);
+ QPoint p(5, fm.height()+2);
+ painter.drawText(p, name);
+ p.setY( 3*p.y()/2 );
+
+ // draw contact information
+ painter.setFont(normalFont);
+ fm = painter.fontMetrics();
+
+ const QStringList list( QStringList::split('\n', text) );
+ for ( QStringList::ConstIterator it = list.begin();
+ p.y()<=pixmapSize.height() && it != list.end(); ++it ) {
+ p.setY( p.y() + fm.height() );
+ painter.drawText(p, *it);
+ }
+
+ return true;
+}
+
+bool VCard_LDIFCreator::create(const QString &path, int width, int height, QImage &img)
+{
+ if ( !readContents(path) )
+ return false;
+
+ // resize the image if necessary
+ pixmapSize = QSize( width, height );
+ if (height * 3 > width * 4)
+ pixmapSize.setHeight( width * 4 / 3 );
+ else
+ pixmapSize.setWidth( height * 3 / 4 );
+
+ if ( pixmapSize != mPixmap.size() )
+ mPixmap.resize( pixmapSize );
+
+ mPixmap.fill( QColor( 245, 245, 245 ) ); // light-grey background
+
+ // one pixel for the rectangle, the rest. whitespace
+ xborder = 1 + pixmapSize.width()/16; // minimum x-border
+ yborder = 1 + pixmapSize.height()/16; // minimum y-border
+
+ bool ok;
+ if ( width >= 150 /*pixel*/ )
+ ok = createImageBig();
+ else
+ ok = createImageSmall();
+ if (!ok)
+ return false;
+
+ img = mPixmap.convertToImage();
+ return true;
+}
+
+ThumbCreator::Flags VCard_LDIFCreator::flags() const
+{
+ return (Flags)(DrawFrame | BlendIcon);
+}