Pileus Git - ~andy/gtk/blob - gtk/gtkcolorsel.h

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 2000 Red Hat, Inc.
   3  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18  * Boston, MA 02111-1307, USA.
  19  */
  20
  21 /*
  22  * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
  23  * file for a list of people on the GTK+ Team.  See the ChangeLog
  24  * files for a list of changes.  These files are distributed with
  25  * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
  26  */
  27 #ifndef __GTK_COLOR_SELECTION_H__
  28 #define __GTK_COLOR_SELECTION_H__
  29
  30 #include <gtk/gtkdialog.h>
  31 #include <gtk/gtkvbox.h>
  32
  33 #ifdef __cplusplus
  34 extern "C" {
  35 #endif /* __cplusplus */
  36
  37
  38 #define GTK_TYPE_COLOR_SELECTION                        (gtk_color_selection_get_type ())
  39 #define GTK_COLOR_SELECTION(obj)                        (GTK_CHECK_CAST ((obj), GTK_TYPE_COLOR_SELECTION, GtkColorSelection))
  40 #define GTK_COLOR_SELECTION_CLASS(klass)                (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_COLOR_SELECTION, GtkColorSelectionClass))
  41 #define GTK_IS_COLOR_SELECTION(obj)                     (GTK_CHECK_TYPE ((obj), GTK_TYPE_COLOR_SELECTION))
  42 #define GTK_IS_COLOR_SELECTION_CLASS(klass)             (GTK_CHECK_CLASS_TYPE ((obj), GTK_TYPE_COLOR_SELECTION))
  43 #define GTK_COLOR_SELECTION_GET_CLASS(obj)              (GTK_CHECK_GET_CLAS ((obj), GTK_TYPE_COLOR_SELECTION, GtkColorSelectionClass))
  44
  45
  46 /* Number of elements in the custom palatte */
  47 #define GTK_CUSTOM_PALETTE_WIDTH 10
  48 #define GTK_CUSTOM_PALETTE_HEIGHT 2
  49
  50 typedef struct _GtkColorSelection       GtkColorSelection;
  51 typedef struct _GtkColorSelectionClass  GtkColorSelectionClass;
  52
  53
  54 struct _GtkColorSelection
  55 {
  56   GtkVBox parent_instance;
  57
  58   /* < private_data > */
  59   gpointer private_data;
  60 };
  61
  62 struct _GtkColorSelectionClass
  63 {
  64   GtkVBoxClass parent_class;
  65
  66   void (*color_changed) (GtkColorSelection *color_selection);
  67 };
  68
  69
  70 /* ColorSelection */
  71
  72 GtkType     gtk_color_selection_get_type          (void);
  73 GtkWidget * gtk_color_selection_new               (void);
  74 void        gtk_color_selection_set_update_policy (GtkColorSelection *colorsel,
  75                                                    GtkUpdateType      policy);
  76 gboolean    gtk_color_selection_get_use_opacity   (GtkColorSelection *colorsel);
  77 void        gtk_color_selection_set_use_opacity   (GtkColorSelection *colorsel,
  78                                                    gboolean           use_opacity);
  79 gboolean    gtk_color_selection_get_use_palette   (GtkColorSelection *colorsel);
  80 void        gtk_color_selection_set_use_palette   (GtkColorSelection *colorsel,
  81                                                    gboolean           use_palette);
  82
  83 /* The Color set is an array of doubles, of the following format:
  84  * color[0] = red_channel;
  85  * color[1] = green_channel;
  86  * color[2] = blue_channel;
  87  * color[3] = alpha_channel;
  88  */
  89 void       gtk_color_selection_set_color           (GtkColorSelection    *colorsel,
  90                                                     gdouble               *color);
  91 void       gtk_color_selection_get_color           (GtkColorSelection    *colorsel,
  92                                                     gdouble               *color);
  93 void       gtk_color_selection_set_old_color       (GtkColorSelection    *colorsel,
  94                                                     gdouble               *color);
  95 void       gtk_color_selection_get_old_color       (GtkColorSelection    *colorsel,
  96                                                     gdouble               *color);
  97 void       gtk_color_selection_set_palette_color   (GtkColorSelection   *colorsel,
  98                                                     gint                  x,
  99                                                     gint                  y,
 100                                                     gdouble              *color);
 101 gboolean   gtk_color_selection_get_palette_color   (GtkColorSelection   *colorsel,
 102                                                     gint                  x,
 103                                                     gint                  y,
 104                                                     gdouble              *color);
 105 void       gtk_color_selection_unset_palette_color (GtkColorSelection   *colorsel,
 106                                                     gint                  x,
 107                                                     gint                  y);
 108 gboolean   gtk_color_selection_is_adjusting        (GtkColorSelection    *colorsel);
 109
 110
 111 #ifdef __cplusplus
 112 }
 113 #endif /* __cplusplus */
 114
 115
 116 #endif /* __GTK_COLOR_SELECTION_H__ */