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Diffstat (limited to 'app/core/gimppickable.h')
| -rw-r--r-- | app/core/gimppickable.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/app/core/gimppickable.h b/app/core/gimppickable.h new file mode 100644 index 0000000..c8c77c9 --- /dev/null +++ b/app/core/gimppickable.h @@ -0,0 +1,110 @@ +/* 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__ */ |