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+/***************************************************************************
+ kocrocrad.cpp - ocrad dialog
+ -------------------
+ begin : Tue Jul 15 2003
+ copyright : (C) 2003 by Klaas Freitag
+ email : freitag@suse.de
+ ***************************************************************************/
+
+/***************************************************************************
+ * *
+ * This file may be distributed and/or modified under the terms of the *
+ * GNU General Public License version 2 as published by the Free Software *
+ * Foundation and appearing in the file COPYING included in the *
+ * packaging of this file. *
+ *
+ * As a special exception, permission is given to link this program *
+ * with any version of the KADMOS ocr/icr engine of reRecognition GmbH, *
+ * Kreuzlingen and distribute the resulting executable without *
+ * including the source code for KADMOS in the source distribution. *
+ *
+ * As a special exception, permission is given to link this program *
+ * with any edition of Qt, and distribute the resulting executable, *
+ * without including the source code for Qt in the source distribution. *
+ * *
+ ***************************************************************************/
+
+/* $Id$ */
+
+#include <qlayout.h>
+#include <qlabel.h>
+#include <qfileinfo.h>
+#include <qtooltip.h>
+#include <qregexp.h>
+
+#include <kapplication.h>
+#include <kconfig.h>
+#include <kglobal.h>
+#include <kdebug.h>
+#include <klocale.h>
+#include <kanimwidget.h>
+#include <kseparator.h>
+#include <kmessagebox.h>
+#include <kurlrequester.h>
+#include <kprocess.h>
+
+#include "resource.h"
+#include "kocrocrad.h"
+#include <kscanslider.h>
+#include "kookaimage.h"
+#include "kookapref.h"
+#include <qvbox.h>
+#include <qhbox.h>
+#include <qcombobox.h>
+
+
+
+ocradDialog::ocradDialog( QWidget *parent, KSpellConfig *spellConfig )
+ :KOCRBase( parent, spellConfig, KDialogBase::Tabbed ),
+ m_ocrCmd( QString()),
+ m_orfUrlRequester(0L),
+ m_layoutMode(0),
+ m_binaryLabel(0),
+ m_proc(0),
+ m_version(0)
+{
+ kdDebug(28000) << "Starting ocrad-Start-Dialog!" << endl;
+ // Layout-Boxes
+}
+
+QString ocradDialog::ocrEngineLogo() const
+{
+ return "ocrad.png";
+}
+
+QString ocradDialog::ocrEngineName() const
+{
+ return i18n("ocrad" );
+}
+
+QString ocradDialog::ocrEngineDesc() const
+{
+ return i18n("ocrad is a Free Software project "
+ "for optical character recognition.<p>"
+ "The author of ocrad is <b>Antonio Diaz</b><br>"
+ "For more information about ocrad see "
+ "<A HREF=\"http://www.gnu.org/software/ocrad/ocrad.html\">"
+ "http://www.gnu.org/software/ocrad/ocrad.html</A><p>"
+ "Images should be scanned in black/white mode for ocrad.<br>"
+ "Best results are achieved if the characters are at least 20 pixels high.<p>"
+ "Problems arise, as usual, with very bold or very light or broken characters, "
+ "the same with merged character groups.");
+}
+
+
+int ocradDialog::layoutDetectionMode() const
+{
+ return m_layoutMode->currentItem();
+}
+
+EngineError ocradDialog::setupGui()
+{
+ KOCRBase::setupGui();
+
+ QVBox *page = ocrPage();
+ Q_CHECK_PTR( page );
+
+ KConfig *conf = KGlobal::config ();
+ conf->setGroup( CFG_GROUP_OCR_DIA );
+
+ // Horizontal line
+ // (void) new KSeparator( KSeparator::HLine, page);
+
+ // Entry-Field.
+ QString res = conf->readPathEntry( CFG_OCRAD_BINARY, "notFound" );
+ if( res == "notFound" )
+ {
+ res = KookaPreferences::tryFindBinary("ocrad", CFG_OCRAD_BINARY);
+ if( res.isEmpty() )
+ {
+ /* Popup here telling that the config needs to be called */
+ KMessageBox::sorry( this, i18n( "The path to the ocrad binary is not configured yet.\n"
+ "Please go to the Kooka configuration and enter the path manually."),
+ i18n("OCR Software Not Found") );
+ }
+ }
+
+ if( res.isEmpty() )
+ res = i18n("Not found");
+ else
+ m_ocrCmd = res;
+
+ /** layout detection button **/
+ conf->setGroup( CFG_GROUP_OCRAD );
+ int layoutDetect = conf->readNumEntry( CFG_OCRAD_LAYOUT_DETECTION, 0 );
+ kdDebug(28000) << "Layout detection from config: " << layoutDetect << endl;
+
+ (void) new KSeparator( KSeparator::HLine, page);
+ QHBox *hb1 = new QHBox(page);
+ hb1->setSpacing( KDialog::spacingHint() );
+ (void) new QLabel( i18n("OCRAD layout analysis mode: "), hb1);
+ m_layoutMode = new QComboBox(hb1);
+ m_layoutMode->insertItem(i18n("No Layout Detection"), 0 );
+ m_layoutMode->insertItem(i18n("Column Detection"), 1 );
+ m_layoutMode->insertItem(i18n("Full Layout Detection"), 2);
+ m_layoutMode->setCurrentItem(layoutDetect);
+
+ /** stating the ocrad binary **/
+ (void) new KSeparator( KSeparator::HLine, page);
+ QHBox *hb = new QHBox(page);
+ hb->setSpacing( KDialog::spacingHint());
+
+ m_binaryLabel = new QLabel( i18n("Using ocrad binary: ") + res, hb );
+
+ // retrieve Program version and display
+ version(res);
+
+ getAnimation(hb);
+
+ /* This is for a 'work-in-progress'-Animation */
+
+ return ENG_OK;
+}
+
+void ocradDialog::introduceImage( KookaImage *img )
+{
+ if( !img ) return;
+
+ KOCRBase::introduceImage( img );
+}
+
+
+ocradDialog::~ocradDialog()
+{
+ if( m_proc )
+ delete m_proc;
+}
+
+void ocradDialog::writeConfig( void )
+{
+ KConfig *conf = KGlobal::config ();
+ conf->setGroup( CFG_GROUP_OCR_DIA );
+
+ conf->writeEntry( CFG_OCRAD_BINARY, QString(getOCRCmd()));
+
+ conf->setGroup( CFG_GROUP_OCRAD );
+ conf->writeEntry( CFG_OCRAD_LAYOUT_DETECTION, m_layoutMode->currentItem());
+}
+
+
+void ocradDialog::enableFields(bool )
+{
+ kdDebug(28000) << "About to disable the entry fields" << endl;
+}
+
+/* Later: Allow interactive loading of orf files
+ * for now, return emty string
+ */
+QString ocradDialog::orfUrl() const
+{
+ if( m_orfUrlRequester )
+ return m_orfUrlRequester->url();
+ else
+ return QString();
+}
+
+void ocradDialog::version( const QString& exe )
+{
+ if( m_proc ) delete m_proc;
+
+ m_proc = new KProcess;
+
+ kdDebug(28000) << "Using " << exe << " as command" << endl;
+ *m_proc << exe;
+ *m_proc << QString("-V");
+
+ connect( m_proc, SIGNAL(receivedStdout(KProcess *, char *, int )),
+ this, SLOT(slReceiveStdIn(KProcess *, char *, int )));
+
+ if( ! m_proc->start( KProcess::NotifyOnExit, KProcess::Stdout ) )
+ {
+ slReceiveStdIn( 0, (char*) "unknown", 7 );
+ }
+}
+
+void ocradDialog::slReceiveStdIn( KProcess*, char *buffer, int buflen)
+{
+ QString vstr = QString::fromUtf8(buffer, buflen);
+
+ kdDebug(28000) << "Got input: "<< buffer << endl;
+
+ QRegExp rx;
+ rx.setPattern("GNU Ocrad version ([\\d\\.]+)");
+ if( rx.search( vstr ) > -1 )
+ {
+ QString vStr = rx.cap(1);
+ vStr.remove(0,2);
+
+ m_version = vStr.toInt();
+ QString v = i18n("Version: ") + rx.cap(1);
+
+ if( m_binaryLabel )
+ {
+ m_binaryLabel->setText(m_binaryLabel->text() + "\n" + v );
+ m_binaryLabel->update();
+ }
+ }
+}
+
+/*
+ * returns the numeric version of the ocrad program. It is queried in the slot
+ * slReceiveStdIn, which parses the output of the ocrad -V call.
+ *
+ * Attention: This method returns 10 for ocrad v. 0.10 and 8 for ocrad-0.8
+ */
+int ocradDialog::getNumVersion()
+{
+ return m_version;
+}
+
+#include "kocrocrad.moc"
+
+/* The End ;) */
+
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