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

1 files changed, 208 insertions, 0 deletions

diff --git a/kooka/img_saver.h b/kooka/img_saver.h
new file mode 100644
index 00000000..f9a29898
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+++ b/kooka/img_saver.h
@@ -0,0 +1,208 @@
+/***************************************************************************
+                          img_saver.h  -  description
+                             -------------------
+    begin                : Mon Dec 27 1999
+    copyright            : (C) 1999 by Klaas Freitag
+    email                : [email protected]
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *  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