lib/dialinechooser.h

   1 /* Dia -- an diagram creation/manipulation program
   2  * Copyright (C) 1998 Alexander Larsson
   3  *
   4  * dialinechooser.h -- Copyright (C) 1999 James Henstridge.
   5  *                     Copyright (C) 2004 Hubert Figuiere
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  20  */
  21
  22 #ifndef DIALINECHOOSER_H
  23 #define DIALINECHOOSER_H
  24
  25 #include "arrows.h"
  26
  27 #include <gtk/gtk.h>
  28
  29 /* --------------- DiaLinePreview -------------------------------- */
  30 GType dia_line_preview_get_type (void);
  31
  32 #define DIA_TYPE_LINE_PREVIEW            (dia_line_preview_get_type ())
  33 #define DIA_LINE_PREVIEW(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), DIA_TYPE_LINE_PREVIEW, DiaLinePreview))
  34 #define DIA_LINE_PREVIEW_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), DIA_TYPE_LINE_PREVIEW, DiaLinePreviewClass))
  35 #define DIA_IS_LINE_PREVIEW(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), DIA_TYPE_LINE_PREVIEW))
  36 #define DIA_IS_LINE_PREVIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), DIA_TYPE_LINE_PREVIEW))
  37 #define DIA_LINE_PREVIEW_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), DIA_TYPE_LINE_PREVIEW, DiaLinePreviewClass))
  38
  39 typedef struct _DiaLinePreview DiaLinePreview;
  40 typedef struct _DiaLinePreviewClass DiaLinePreviewClass;
  41
  42 struct _DiaLinePreview
  43 {
  44   GtkMisc misc;
  45   LineStyle lstyle;
  46 };
  47
  48 struct _DiaLinePreviewClass
  49 {
  50   GtkMiscClass parent_class;
  51 };
  52
  53 GtkWidget *dia_line_preview_new (LineStyle lstyle);
  54
  55
  56 /* ------- Code for DiaLineChooser ---------------------- */
  57 GType dia_line_chooser_get_type (void);
  58
  59 #define DIA_TYPE_LINE_CHOOSER            (dia_line_chooser_get_type ())
  60 #define DIA_LINE_CHOOSER(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), DIA_TYPE_LINE_CHOOSER, DiaLineChooser))
  61 #define DIA_LINE_CHOOSER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), DIA_TYPE_LINE_CHOOSER, DiaLineChooserClass))
  62 #define DIA_IS_LINE_CHOOSER(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), DIA_TYPE_LINE_CHOOSER))
  63 #define DIA_IS_LINE_CHOOSER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), DIA_TYPE_LINE_CHOOSER))
  64 #define DIA_LINE_CHOOSER_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), DIA_TYPE_LINE_CHOOSER, DiaLineChooserClass))
  65
  66 typedef struct _DiaLineChooser DiaLineChooser;
  67 typedef struct _DiaLineChooserClass DiaLineChooserClass;
  68
  69 typedef void (*DiaChangeLineCallback) (LineStyle lstyle, real dash_length,
  70                                        gpointer user_data);
  71
  72 struct _DiaLineChooser
  73 {
  74   GtkButton button;
  75   DiaLinePreview *preview;
  76   LineStyle lstyle;
  77   real dash_length;
  78
  79   DiaChangeLineCallback callback;
  80   gpointer user_data;
  81
  82   GtkWidget *dialog;
  83   DiaLineStyleSelector *selector;
  84 };
  85
  86 struct _DiaLineChooserClass
  87 {
  88   GtkButtonClass parent_class;
  89 };
  90
  91 void dia_line_chooser_set_line_style(DiaLineChooser *lchooser,
  92                                      LineStyle style,
  93                                      real dashlength);
  94 GtkWidget *dia_line_chooser_new  (DiaChangeLineCallback callback,
  95                                   gpointer user_data);
  96
  97
  98 #endif /* DIALINECHOOSER_H */