gimp/app/widgets/gimphistogramview.h

82 lines
3.4 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __GIMP_HISTOGRAM_VIEW_H__
#define __GIMP_HISTOGRAM_VIEW_H__
#include <gtk/gtkdrawingarea.h>
#define GIMP_HISTOGRAM_VIEW_WIDTH 256
#define GIMP_HISTOGRAM_VIEW_HEIGHT 150
#define GIMP_TYPE_HISTOGRAM_VIEW (gimp_histogram_view_get_type ())
#define GIMP_HISTOGRAM_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_HISTOGRAM_VIEW, GimpHistogramView))
#define GIMP_HISTOGRAM_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_HISTOGRAM_VIEW, GimpHistogramViewClass))
#define GIMP_IS_HISTOGRAM_VIEW(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_HISTOGRAM_VIEW))
#define GIMP_IS_HISTOGRAM_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_HISTOGRAM_VIEW))
#define GIMP_HISTOGRAM_VIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_HISTOGRAM_VIEW, GimpHistogramView))
typedef struct _GimpHistogramViewClass GimpHistogramViewClass;
struct _GimpHistogramView
{
GtkDrawingArea parent_instance;
GimpHistogram *histogram;
GimpHistogramChannel channel;
GimpHistogramScale scale;
gint start;
gint end;
GdkGC *range_gc;
};
struct _GimpHistogramViewClass
{
GtkDrawingAreaClass parent_class;
void (* range_changed) (GimpHistogramView *view,
gint start,
gint end);
};
GType gimp_histogram_view_get_type (void) G_GNUC_CONST;
GtkWidget * gimp_histogram_view_new (gint width,
gint height,
gboolean range);
void gimp_histogram_view_set_histogram (GimpHistogramView *view,
GimpHistogram *histogram);
GimpHistogram * gimp_histogram_view_get_histogram (GimpHistogramView *view);
void gimp_histogram_view_set_channel (GimpHistogramView *view,
GimpHistogramChannel channel);
GimpHistogramChannel gimp_histogram_view_get_channel (GimpHistogramView *view);
void gimp_histogram_view_set_scale (GimpHistogramView *view,
GimpHistogramScale scale);
void gimp_histogram_view_set_range (GimpHistogramView *view,
gint start,
gint end);
#endif /* __GIMP_HISTOGRAM_VIEW_H__ */