1 /* GTK - The GIMP Toolkit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
22 * file for a list of people on the GTK+ Team. See the ChangeLog
23 * files for a list of changes. These files are distributed with
24 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
27 #ifndef __GTK_PREVIEW_H__
28 #define __GTK_PREVIEW_H__
31 #include <gtk/gtkwidget.h>
36 #endif /* __cplusplus */
39 #define GTK_PREVIEW(obj) GTK_CHECK_CAST (obj, gtk_preview_get_type (), GtkPreview)
40 #define GTK_PREVIEW_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, gtk_preview_get_type (), GtkPreviewClass)
41 #define GTK_IS_PREVIEW(obj) GTK_CHECK_TYPE (obj, gtk_preview_get_type ())
44 typedef struct _GtkPreview GtkPreview;
45 typedef struct _GtkPreviewInfo GtkPreviewInfo;
46 typedef union _GtkDitherInfo GtkDitherInfo;
47 typedef struct _GtkPreviewClass GtkPreviewClass;
55 guint16 buffer_height;
66 struct _GtkPreviewInfo
82 struct _GtkPreviewClass
84 GtkWidgetClass parent_class;
91 GtkType gtk_preview_get_type (void);
92 void gtk_preview_uninit (void);
93 GtkWidget* gtk_preview_new (GtkPreviewType type);
94 void gtk_preview_size (GtkPreview *preview,
97 void gtk_preview_put (GtkPreview *preview,
106 void gtk_preview_draw_row (GtkPreview *preview,
111 void gtk_preview_set_expand (GtkPreview *preview,
114 void gtk_preview_set_gamma (double gamma);
115 void gtk_preview_set_color_cube (guint nred_shades,
119 void gtk_preview_set_install_cmap (gint install_cmap);
120 void gtk_preview_set_reserved (gint nreserved);
121 void gtk_preview_set_dither (GtkPreview *preview,
122 GdkRgbDither dither);
123 GdkVisual* gtk_preview_get_visual (void);
124 GdkColormap* gtk_preview_get_cmap (void);
125 GtkPreviewInfo* gtk_preview_get_info (void);
127 /* This function reinitializes the preview colormap and visual from
128 * the current gamma/color_cube/install_cmap settings. It must only
129 * be called if there are no previews or users's of the preview
130 * colormap in existence.
132 void gtk_preview_reset (void);
137 #endif /* __cplusplus */
140 #endif /* __GTK_PREVIEW_H__ */