1 files changed, 120 insertions, 0 deletions
diff --git a/libkscan/previewer.h b/libkscan/previewer.h
new file mode 100644
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+++ b/libkscan/previewer.h
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+/* This file is part of the KDE Project
+   Copyright (C) 2000 Klaas Freitag <[email protected]>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   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.
+*/
+
+#ifndef PREVIEWER_H
+#define PREVIEWER_H
+
+#include <qwidget.h>
+#include <qimage.h>
+#include <qrect.h>
+#include <qbuttongroup.h>
+#include <qpoint.h>
+
+#include <kruler.h>
+#include <qmemarray.h>
+
+/**
+  *@author Klaas Freitag
+  */
+class ImageCanvas;
+class QCheckBox;
+class QSlider;
+class KScanDevice;
+class QComboBox;
+class QRadioButton;
+class QHBoxLayout;
+
+class Previewer : public QWidget
+{
+    Q_OBJECT
+public:
+    Previewer(QWidget *parent=0, const char *name=0);
+    ~Previewer();
+
+    ImageCanvas *getImageCanvas( void ){ return( img_canvas ); }
+
+    /**
+     * Static function that returns the image gallery base dir.
+     */
+    static QString galleryRoot();
+    bool setPreviewImage( const QImage &image );
+    void findSelection();
+
+public slots:
+    void newImage( QImage* );
+    void slFormatChange( int id );
+    void slOrientChange(int);
+    void slSetDisplayUnit( KRuler::MetricStyle unit );
+    void setScanSize( int w, int h, KRuler::MetricStyle unit );
+    void slCustomChange( void );
+    void slNewDimen(QRect r);
+    void slNewScanResolutions( int, int );
+    void recalcFileSize( void );
+    void slSetAutoSelThresh(int);
+    void slSetAutoSelDustsize(int);
+    void slSetScannerBgIsWhite(bool b);
+    void slConnectScanner( KScanDevice *scan );
+protected slots:
+    void slScaleToWidth();
+    void slScaleToHeight();
+    void slAutoSelToggled(bool);
+    void slScanBackgroundChanged(int);
+
+signals:
+    void newRect( QRect );
+    void noRect( void );
+    void setScanWidth(const QString&);
+    void setScanHeight(const QString&);
+    void setSelectionSize( long );
+
+private:
+    void checkForScannerBg();
+
+    QPoint calcPercent( int, int );
+
+    QHBoxLayout *layout;
+    ImageCanvas *img_canvas;
+    QComboBox   *pre_format_combo;
+    QMemArray<QCString> format_ids;
+    QButtonGroup * bgroup;
+    QRadioButton * rb1;
+    QRadioButton * rb2;
+    QImage       m_previewImage;
+
+    bool imagePiece( QMemArray<long> src,
+                     int& start,
+                     int& end );
+
+    int landscape_id, portrait_id;
+
+    double overallWidth, overallHeight;
+    KRuler::MetricStyle sizeUnit;
+    KRuler::MetricStyle displayUnit;
+    bool isCustom;
+
+    int  scanResX, scanResY;
+    int  pix_per_byte;
+    double selectionWidthMm;
+    double selectionHeightMm;
+
+    class PreviewerPrivate;
+    PreviewerPrivate *d;
+};
+
+#endif