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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
commit47d455dd55be855e4cc691c32f687f723d9247ee (patch)
tree52e236aaa2576bdb3840ebede26619692fed6d7d /kooka/img_saver.h
downloadtdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.tar.gz
tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.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/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+/***************************************************************************
+ img_saver.h - description
+ -------------------
+ begin : Mon Dec 27 1999
+ copyright : (C) 1999 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. *
+ * *
+ ***************************************************************************/
+
+#ifndef __IMG_SAVER_H__
+#define __IMG_SAVER_H__
+#include <qobject.h>
+#include <qwidget.h>
+#include <qlabel.h>
+#include <qmemarray.h>
+#include <qstring.h>
+#include <qimage.h>
+#include <stdlib.h>
+#include <qdialog.h>
+#include <qpushbutton.h>
+#include <qcombobox.h>
+#include <qcheckbox.h>
+#include <qlistbox.h>
+#include <qmap.h>
+#include <kdialogbase.h>
+#include <kurl.h>
+
+
+#define OP_FILE_ASK_FORMAT "AskForSaveFormat"
+#define OP_ASK_FILENAME "AskForFilename"
+#define OP_FORMAT_HICOLOR "HiColorSaveFormat"
+#define OP_FORMAT_COLOR "ColorSaveFormat"
+#define OP_FORMAT_GRAY "GraySaveFormat"
+#define OP_FORMAT_BW "BWSaveFormat"
+#define OP_FORMAT_THUMBNAIL "ThumbnailFormat"
+#define OP_PREVIEW_GROUP "ScanPreview"
+#define OP_PREVIEW_FILE "PreviewFile"
+#define OP_PREVIEW_FORMAT "PreviewFormat"
+#define OP_FILE_GROUP "Files"
+
+
+/**
+ * enum ImgSaveStat:
+ * Errorflags for the save. These enums are returned by the
+ * all image save operations and the calling object my display
+ * a human readable Error-Message on this information
+ **/
+typedef enum {
+ ISS_OK, /* Image save OK */
+ ISS_ERR_PERM, /* permission Error */
+ ISS_ERR_FILENAME, /* bad filename */
+ ISS_ERR_NO_SPACE, /* no space on device */
+ ISS_ERR_FORMAT_NO_WRITE, /* Image format can not be written */
+ ISS_ERR_UNKNOWN,
+ ISS_ERR_PARAM, /* Parameter wrong */
+ ISS_ERR_PROTOCOL,
+ ISS_SAVE_CANCELED
+
+} ImgSaveStat;
+
+/**
+ * enum picType:
+ * Specifies the type of the image to save. This is important for
+ * getting the format.
+ **/
+typedef enum {
+ PT_PREVIEW,
+ PT_THUMBNAIL,
+ PT_HICOLOR_IMAGE,
+ PT_COLOR_IMAGE,
+ PT_GRAY_IMAGE,
+ PT_BW_IMAGE,
+ PT_FINISHED
+} picType;
+
+
+class KookaImage;
+/**
+ * Class FormatDialog:
+ * Asks the user for the image-Format and gives help for
+ * selecting it.
+ **/
+
+class FormatDialog:public KDialogBase
+{
+ Q_OBJECT
+public:
+ FormatDialog( QWidget *parent, const QString&, const char * );
+
+
+ QString getFormat( ) const;
+ QCString getSubFormat( ) const;
+ QString errorString( ImgSaveStat stat );
+
+ bool askForFormat( ) const
+ { return( ! cbDontAsk->isChecked()); }
+
+public slots:
+ void setSelectedFormat( QString );
+
+
+protected slots:
+ void showHelp( const QString& item );
+
+private:
+
+ void check_subformat( const QString & format );
+ void buildHelp( void );
+ void readConfig( void );
+
+ QMap<QString, QString> format_help;
+ QComboBox *cb_subf;
+ QListBox *lb_format;
+ QLabel *l_help;
+ QLabel *l2;
+ QCheckBox *cbRemember;
+ QCheckBox *cbDontAsk;
+};
+
+/**
+ * Class ImgSaver:
+ * The main class of this module. It manages all saving of images
+ * in kooka
+ * It asks the user for the img-format if desired, creates thumbnails
+ * and cares for database entries (later ;)
+ **/
+
+class ImgSaver:public QObject {
+ Q_OBJECT
+public:
+ /**
+ * constructor of the image-saver object.
+ * name is the name of a subdirectory of the save directory,
+ * which can be given in dir. If no dir is given, an
+ * dir ~/.ksane is created.
+ * @param dir Name of the save root directory
+ * @param name Name of a subdirectory in the saveroot.
+ **/
+ ImgSaver( QWidget *parent, const KURL );
+ ImgSaver( QWidget *parent );
+
+ QString errorString( ImgSaveStat );
+ /**
+ * returns the name of the last file that was saved by ImgSaver.
+ */
+ QString lastFilename() const { return( last_file ); }
+ KURL lastFileUrl() const { return( KURL(last_file )); }
+ /**
+ * returns the image format of the last saved image.
+ */
+ QCString lastSaveFormat( void ) const { return( last_format ); }
+
+ QString getFormatForType( picType ) const;
+ void storeFormatForType( picType, QString, bool );
+ bool isRememberedFormat( picType type, QString format ) const;
+
+ /* static function that exports a file */
+ static bool copyImage( const KURL& fromUrl, const KURL& toUrl, QWidget *overWidget=0 );
+ static bool renameImage( const KURL& fromUrl, KURL& toUrl, bool askExt=false, QWidget *overWidget=0 );
+ static QString tempSaveImage( KookaImage *img, const QString& format, int colors = -1 );
+
+ /* static function that returns the extension of an url */
+ static QString extension( const KURL& );
+
+public slots:
+ ImgSaveStat saveImage( QImage *image );
+ ImgSaveStat saveImage( QImage *image, const KURL& filename, const QString& imgFormat );
+
+private:
+ QString picTypeAsString( picType type ) const;
+ QString findFormat( picType type );
+ QString findSubFormat( QString format );
+ void createDir( const QString& );
+
+ ImgSaveStat save( QImage *image, const QString &filename, const QString &format,
+ const QString &subformat );
+ QString createFilename( QString format );
+ void readConfig( void );
+ QString startFormatDialog( picType );
+
+ // QStrList all_formats;
+ QString directory; // dir where the image should be saved
+ QString last_file;
+ QCString subformat;
+ QCString last_format;
+ bool ask_for_format;
+
+ // QDict<QString> formats;
+};
+
+#endif