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tdegraphics/libkscan/scanparams.h

184 lines
4.8 KiB

/* This file is part of the KDE Project
Copyright (C) 1999 Klaas Freitag <freitag@suse.de>
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 SCANPARAMS_H
#define SCANPARAMS_H
#include "kscandevice.h"
#include "scansourcedialog.h"
#include <tqvbox.h>
#include <tqhbox.h>
#include <tqdir.h>
#include <tqpixmap.h>
/**
*@author Klaas Freitag
*/
class GammaDialog;
class KScanOptSet;
class TQScrollView;
class KLed;
class TQProgressDialog;
class TQPushButton;
class TQCheckBox;
class TQButtonGroup;
typedef enum { ID_SANE_DEBUG, ID_TQT_IMGIO, ID_SCAN } ScanMode;
class ScanParams : public TQVBox
{
Q_OBJECT
TQ_OBJECT
public:
ScanParams( TQWidget *parent, const char *name = 0);
~ScanParams();
#if 0
TQSize sizeHint( );
#endif
bool connectDevice( KScanDevice* );
KLed *operationLED() { return m_led; }
public slots:
/**
* In this slot, a custom scan window can be set, e.g. through a preview
* image with a area selector. The TQRect-param needs to contain values
* between 0 and 1000, which are interpreted as tenth of percent of the
* whole image dimensions.
**/
void slCustomScanSize( TQRect );
/**
* sets the scan area to the default, which is the whole area.
*/
void slMaximalScanSize( void );
/**
* starts acquireing a preview image.
* This ends up in a preview-signal of the scan-device object
*/
void slAcquirePreview( void );
void slStartScan( void );
/**
* connect this slot to KScanOptions Signal optionChanged to be informed
* on a options change.
*/
void slOptionNotify( KScanOption *kso );
protected slots:
/**
* connected to the button which opens the source selection dialog
*/
void slSourceSelect( void );
/**
* allows to select a file or directory for the virtuell scanner
*/
void slFileSelect ( void );
/**
* Slot to call if the virtual scanner mode is changed
*/
void slVirtScanModeSelect( int id );
/**
* Slot for result on an edit-Custom Gamma Table request.
* Starts a dialog.
*/
void slEditCustGamma( void );
/**
* Slot called if a Gui-Option changed due to user action, eg. the
* user selects another entry in a List.
* Action to do is to apply the new value and check, if it affects others.
*/
void slReloadAllGui( KScanOption* );
/**
* Slot called when the Edit Custom Gamma-Dialog has a new gamma table
* to apply. This is an internal slot.
*/
void slApplyGamma( KGammaTable* );
/**
* internal slot called when the slider for x resolution changes.
* In the slot, the signal scanResolutionChanged will be emitted, which
* is visible outside the scanparam-object to notify that the resolutions
* changed.
*
* That is e.g. useful for size calculations
*/
void slNewXResolution( KScanOption* );
/**
* the same slot as @see slNewXResolution but for y resolution changes.
*/
void slNewYResolution( KScanOption* );
signals:
/**
* emitted if the resolution to scan changes. This signal may be connected
* to slots calculating the size of the image size etc.
*
* As parameters the resolutions in x- and y-direction are coming.
*/
void scanResolutionChanged( int, int );
private:
TQScrollView* scannerParams( );
void virtualScannerParams( void );
void createNoScannerMsg( void );
void initialise( KScanOption* );
void setEditCustomGammaTableState();
KScanStat performADFScan( void );
KScanDevice *sane_device;
KScanOption *virt_filename;
TQCheckBox *cb_gray_preview;
TQPushButton *pb_edit_gtable;
TQPushButton *pb_source_sel;
ADF_BEHAVE adf;
TQButtonGroup *bg_virt_scan_mode;
ScanMode scan_mode;
TQDir last_virt_scan_path;
KScanOption *xy_resolution_bind;
KScanOptSet *startupOptset;
TQProgressDialog *progressDialog;
TQPixmap pixLineArt, pixGray, pixColor, pixHalftone, pixMiniFloppy;
KLed *m_led;
bool m_firstGTEdit;
class ScanParamsPrivate;
ScanParamsPrivate *d;
};
#endif