240 lines
14 KiB
C
240 lines
14 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __PIKA_DRAWABLE_H__
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#define __PIKA_DRAWABLE_H__
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#include "pikaitem.h"
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#define PIKA_TYPE_DRAWABLE (pika_drawable_get_type ())
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#define PIKA_DRAWABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_DRAWABLE, PikaDrawable))
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#define PIKA_DRAWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_DRAWABLE, PikaDrawableClass))
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#define PIKA_IS_DRAWABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_DRAWABLE))
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#define PIKA_IS_DRAWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_DRAWABLE))
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#define PIKA_DRAWABLE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_DRAWABLE, PikaDrawableClass))
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typedef struct _PikaDrawablePrivate PikaDrawablePrivate;
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typedef struct _PikaDrawableClass PikaDrawableClass;
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struct _PikaDrawable
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{
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PikaItem parent_instance;
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PikaDrawablePrivate *private;
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};
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struct _PikaDrawableClass
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{
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PikaItemClass parent_class;
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/* signals */
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void (* update) (PikaDrawable *drawable,
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gint x,
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gint y,
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gint width,
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gint height);
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void (* format_changed) (PikaDrawable *drawable);
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void (* alpha_changed) (PikaDrawable *drawable);
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void (* bounding_box_changed) (PikaDrawable *drawable);
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/* virtual functions */
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gint64 (* estimate_memsize) (PikaDrawable *drawable,
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PikaComponentType component_type,
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gint width,
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gint height);
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void (* update_all) (PikaDrawable *drawable);
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void (* invalidate_boundary) (PikaDrawable *drawable);
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void (* get_active_components) (PikaDrawable *drawable,
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gboolean *active);
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PikaComponentMask (* get_active_mask) (PikaDrawable *drawable);
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gboolean (* supports_alpha) (PikaDrawable *drawable);
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void (* convert_type) (PikaDrawable *drawable,
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PikaImage *dest_image,
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const Babl *new_format,
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PikaColorProfile *src_profile,
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PikaColorProfile *dest_profile,
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GeglDitherMethod layer_dither_type,
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GeglDitherMethod mask_dither_type,
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gboolean push_undo,
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PikaProgress *progress);
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void (* apply_buffer) (PikaDrawable *drawable,
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GeglBuffer *buffer,
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const GeglRectangle *buffer_region,
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gboolean push_undo,
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const gchar *undo_desc,
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gdouble opacity,
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PikaLayerMode mode,
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PikaLayerColorSpace blend_space,
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PikaLayerColorSpace composite_space,
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PikaLayerCompositeMode composite_mode,
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GeglBuffer *base_buffer,
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gint base_x,
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gint base_y);
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GeglBuffer * (* get_buffer) (PikaDrawable *drawable);
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void (* set_buffer) (PikaDrawable *drawable,
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gboolean push_undo,
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const gchar *undo_desc,
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GeglBuffer *buffer,
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const GeglRectangle *bounds);
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GeglRectangle (* get_bounding_box) (PikaDrawable *drawable);
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void (* push_undo) (PikaDrawable *drawable,
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const gchar *undo_desc,
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GeglBuffer *buffer,
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gint x,
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gint y,
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gint width,
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gint height);
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void (* swap_pixels) (PikaDrawable *drawable,
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GeglBuffer *buffer,
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gint x,
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gint y);
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GeglNode * (* get_source_node) (PikaDrawable *drawable);
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};
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GType pika_drawable_get_type (void) G_GNUC_CONST;
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PikaDrawable * pika_drawable_new (GType type,
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PikaImage *image,
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const gchar *name,
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gint offset_x,
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gint offset_y,
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gint width,
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gint height,
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const Babl *format);
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gint64 pika_drawable_estimate_memsize (PikaDrawable *drawable,
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PikaComponentType component_type,
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gint width,
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gint height);
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void pika_drawable_update (PikaDrawable *drawable,
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gint x,
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gint y,
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gint width,
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gint height);
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void pika_drawable_update_all (PikaDrawable *drawable);
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void pika_drawable_invalidate_boundary (PikaDrawable *drawable);
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void pika_drawable_get_active_components (PikaDrawable *drawable,
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gboolean *active);
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PikaComponentMask pika_drawable_get_active_mask (PikaDrawable *drawable);
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gboolean pika_drawable_supports_alpha (PikaDrawable *drawable);
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void pika_drawable_convert_type (PikaDrawable *drawable,
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PikaImage *dest_image,
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PikaImageBaseType new_base_type,
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PikaPrecision new_precision,
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gboolean new_has_alpha,
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PikaColorProfile *src_profile,
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PikaColorProfile *dest_profile,
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GeglDitherMethod layer_dither_type,
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GeglDitherMethod mask_dither_type,
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gboolean push_undo,
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PikaProgress *progress);
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void pika_drawable_apply_buffer (PikaDrawable *drawable,
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GeglBuffer *buffer,
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const GeglRectangle *buffer_rect,
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gboolean push_undo,
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const gchar *undo_desc,
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gdouble opacity,
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PikaLayerMode mode,
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PikaLayerColorSpace blend_space,
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PikaLayerColorSpace composite_space,
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PikaLayerCompositeMode composite_mode,
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GeglBuffer *base_buffer,
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gint base_x,
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gint base_y);
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GeglBuffer * pika_drawable_get_buffer (PikaDrawable *drawable);
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void pika_drawable_set_buffer (PikaDrawable *drawable,
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gboolean push_undo,
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const gchar *undo_desc,
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GeglBuffer *buffer);
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void pika_drawable_set_buffer_full (PikaDrawable *drawable,
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gboolean push_undo,
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const gchar *undo_desc,
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GeglBuffer *buffer,
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const GeglRectangle *bounds,
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gboolean update);
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void pika_drawable_steal_buffer (PikaDrawable *drawable,
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PikaDrawable *src_drawable);
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void pika_drawable_set_format (PikaDrawable *drawable,
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const Babl *format,
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gboolean copy_buffer,
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gboolean push_undo);
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GeglNode * pika_drawable_get_source_node (PikaDrawable *drawable);
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GeglNode * pika_drawable_get_mode_node (PikaDrawable *drawable);
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GeglRectangle pika_drawable_get_bounding_box (PikaDrawable *drawable);
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gboolean pika_drawable_update_bounding_box
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(PikaDrawable *drawable);
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void pika_drawable_swap_pixels (PikaDrawable *drawable,
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GeglBuffer *buffer,
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gint x,
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gint y);
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void pika_drawable_push_undo (PikaDrawable *drawable,
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const gchar *undo_desc,
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GeglBuffer *buffer,
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gint x,
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gint y,
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gint width,
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gint height);
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const Babl * pika_drawable_get_space (PikaDrawable *drawable);
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const Babl * pika_drawable_get_format (PikaDrawable *drawable);
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const Babl * pika_drawable_get_format_with_alpha(PikaDrawable *drawable);
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const Babl * pika_drawable_get_format_without_alpha
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(PikaDrawable *drawable);
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PikaTRCType pika_drawable_get_trc (PikaDrawable *drawable);
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gboolean pika_drawable_has_alpha (PikaDrawable *drawable);
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PikaImageBaseType pika_drawable_get_base_type (PikaDrawable *drawable);
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PikaComponentType pika_drawable_get_component_type (PikaDrawable *drawable);
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PikaPrecision pika_drawable_get_precision (PikaDrawable *drawable);
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gboolean pika_drawable_is_rgb (PikaDrawable *drawable);
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gboolean pika_drawable_is_gray (PikaDrawable *drawable);
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gboolean pika_drawable_is_indexed (PikaDrawable *drawable);
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const Babl * pika_drawable_get_component_format (PikaDrawable *drawable,
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PikaChannelType channel);
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gint pika_drawable_get_component_index (PikaDrawable *drawable,
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PikaChannelType channel);
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guchar * pika_drawable_get_colormap (PikaDrawable *drawable);
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void pika_drawable_start_paint (PikaDrawable *drawable);
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gboolean pika_drawable_end_paint (PikaDrawable *drawable);
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gboolean pika_drawable_flush_paint (PikaDrawable *drawable);
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gboolean pika_drawable_is_painting (PikaDrawable *drawable);
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#endif /* __PIKA_DRAWABLE_H__ */
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