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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
+ *
+ * gimppickable.h
+ * Copyright (C) 2004 Michael Natterer <mitch@gimp.org>
+ *
+ * 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 3 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef __GIMP_PICKABLE_H__
+#define __GIMP_PICKABLE_H__
+
+
+#define GIMP_TYPE_PICKABLE (gimp_pickable_get_type ())
+#define GIMP_IS_PICKABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_PICKABLE))
+#define GIMP_PICKABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_PICKABLE, GimpPickable))
+#define GIMP_PICKABLE_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GIMP_TYPE_PICKABLE, GimpPickableInterface))
+
+
+typedef struct _GimpPickableInterface GimpPickableInterface;
+
+struct _GimpPickableInterface
+{
+ GTypeInterface base_iface;
+
+ /* virtual functions */
+ void (* flush) (GimpPickable *pickable);
+ GimpImage * (* get_image) (GimpPickable *pickable);
+ const Babl * (* get_format) (GimpPickable *pickable);
+ const Babl * (* get_format_with_alpha) (GimpPickable *pickable);
+ GeglBuffer * (* get_buffer) (GimpPickable *pickable);
+ gboolean (* get_pixel_at) (GimpPickable *pickable,
+ gint x,
+ gint y,
+ const Babl *format,
+ gpointer pixel);
+ gdouble (* get_opacity_at) (GimpPickable *pickable,
+ gint x,
+ gint y);
+ void (* get_pixel_average) (GimpPickable *pickable,
+ const GeglRectangle *rect,
+ const Babl *format,
+ gpointer pixel);
+ void (* pixel_to_srgb) (GimpPickable *pickable,
+ const Babl *format,
+ gpointer pixel,
+ GimpRGB *color);
+ void (* srgb_to_pixel) (GimpPickable *pickable,
+ const GimpRGB *color,
+ const Babl *format,
+ gpointer pixel);
+};
+
+
+GType gimp_pickable_get_type (void) G_GNUC_CONST;
+
+void gimp_pickable_flush (GimpPickable *pickable);
+GimpImage * gimp_pickable_get_image (GimpPickable *pickable);
+const Babl * gimp_pickable_get_format (GimpPickable *pickable);
+const Babl * gimp_pickable_get_format_with_alpha (GimpPickable *pickable);
+GeglBuffer * gimp_pickable_get_buffer (GimpPickable *pickable);
+gboolean gimp_pickable_get_pixel_at (GimpPickable *pickable,
+ gint x,
+ gint y,
+ const Babl *format,
+ gpointer pixel);
+gboolean gimp_pickable_get_color_at (GimpPickable *pickable,
+ gint x,
+ gint y,
+ GimpRGB *color);
+gdouble gimp_pickable_get_opacity_at (GimpPickable *pickable,
+ gint x,
+ gint y);
+void gimp_pickable_get_pixel_average (GimpPickable *pickable,
+ const GeglRectangle *rect,
+ const Babl *format,
+ gpointer pixel);
+void gimp_pickable_pixel_to_srgb (GimpPickable *pickable,
+ const Babl *format,
+ gpointer pixel,
+ GimpRGB *color);
+void gimp_pickable_srgb_to_pixel (GimpPickable *pickable,
+ const GimpRGB *color,
+ const Babl *format,
+ gpointer pixel);
+void gimp_pickable_srgb_to_image_color (GimpPickable *pickable,
+ const GimpRGB *color,
+ GimpRGB *image_color);
+
+gboolean gimp_pickable_pick_color (GimpPickable *pickable,
+ gint x,
+ gint y,
+ gboolean sample_average,
+ gdouble average_radius,
+ gpointer pixel,
+ GimpRGB *color);
+
+
+#endif /* __GIMP_PICKABLE_H__ */