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- /* 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 __HISTOGRAM_WIDGET_H__
- #define __HISTOGRAM_WIDGET_H__
- #include <gtk/gtkdrawingarea.h>
- #include "gimphistogram.h"
- #define HISTOGRAM_WIDGET_TYPE (histogram_widget_get_type ())
- #define HISTOGRAM_WIDGET(obj) GTK_CHECK_CAST (obj, histogram_widget_get_type (), HistogramWidget)
- #define HISTOGRAM_WIDGET_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, histogram_widget_get_type (), HistogramWidget)
- #define IS_HISTOGRAM_WIDGET(obj) GTK_CHECK_TYPE (obj, histogram_widget_get_type ())
- typedef struct _HistogramWidget HistogramWidget;
- typedef struct _HistogramWidgetClass HistogramWidgetClass;
- /* HistogramWidget signals:
- range_changed
- */
- struct _HistogramWidget
- {
- GtkDrawingArea drawingarea;
- GimpHistogram *histogram;
- GimpHistogramChannel channel;
- gint start;
- gint end;
- };
- struct _HistogramWidgetClass
- {
- GtkDrawingAreaClass parent_class;
- void (* range_changed) (HistogramWidget *hw,
- gint start,
- gint end);
- };
- /* Histogram functions */
- GtkType histogram_widget_get_type (void);
- HistogramWidget * histogram_widget_new (gint width,
- gint height);
- void histogram_widget_update (HistogramWidget *hw,
- GimpHistogram *histogram);
- void histogram_widget_range (HistogramWidget *hw,
- gint start,
- gint end);
- void histogram_widget_channel (HistogramWidget *hw,
- gint channel);
- GimpHistogram * histogram_widget_histogram (HistogramWidget *hw);
- #endif /* __HISTOGRAM_WIDGET_H__ */
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