/* PIKA - Photo and Image Kooker Application * a rebranding of The GNU Image Manipulation Program (created with heckimp) * A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio * * Original copyright, applying to most contents (license remains unchanged): * 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 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 . */ #ifndef __PIKA_DRAWABLE_H__ #define __PIKA_DRAWABLE_H__ #include "pikaitem.h" #define PIKA_TYPE_DRAWABLE (pika_drawable_get_type ()) #define PIKA_DRAWABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_DRAWABLE, PikaDrawable)) #define PIKA_DRAWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_DRAWABLE, PikaDrawableClass)) #define PIKA_IS_DRAWABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_DRAWABLE)) #define PIKA_IS_DRAWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_DRAWABLE)) #define PIKA_DRAWABLE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_DRAWABLE, PikaDrawableClass)) typedef struct _PikaDrawablePrivate PikaDrawablePrivate; typedef struct _PikaDrawableClass PikaDrawableClass; struct _PikaDrawable { PikaItem parent_instance; PikaDrawablePrivate *private; }; struct _PikaDrawableClass { PikaItemClass parent_class; /* signals */ void (* update) (PikaDrawable *drawable, gint x, gint y, gint width, gint height); void (* format_changed) (PikaDrawable *drawable); void (* alpha_changed) (PikaDrawable *drawable); void (* bounding_box_changed) (PikaDrawable *drawable); /* virtual functions */ gint64 (* estimate_memsize) (PikaDrawable *drawable, PikaComponentType component_type, gint width, gint height); void (* update_all) (PikaDrawable *drawable); void (* invalidate_boundary) (PikaDrawable *drawable); void (* get_active_components) (PikaDrawable *drawable, gboolean *active); PikaComponentMask (* get_active_mask) (PikaDrawable *drawable); gboolean (* supports_alpha) (PikaDrawable *drawable); void (* convert_type) (PikaDrawable *drawable, PikaImage *dest_image, const Babl *new_format, PikaColorProfile *src_profile, PikaColorProfile *dest_profile, GeglDitherMethod layer_dither_type, GeglDitherMethod mask_dither_type, gboolean push_undo, PikaProgress *progress); void (* apply_buffer) (PikaDrawable *drawable, GeglBuffer *buffer, const GeglRectangle *buffer_region, gboolean push_undo, const gchar *undo_desc, gdouble opacity, PikaLayerMode mode, PikaLayerColorSpace blend_space, PikaLayerColorSpace composite_space, PikaLayerCompositeMode composite_mode, GeglBuffer *base_buffer, gint base_x, gint base_y); GeglBuffer * (* get_buffer) (PikaDrawable *drawable); void (* set_buffer) (PikaDrawable *drawable, gboolean push_undo, const gchar *undo_desc, GeglBuffer *buffer, const GeglRectangle *bounds); GeglRectangle (* get_bounding_box) (PikaDrawable *drawable); void (* push_undo) (PikaDrawable *drawable, const gchar *undo_desc, GeglBuffer *buffer, gint x, gint y, gint width, gint height); void (* swap_pixels) (PikaDrawable *drawable, GeglBuffer *buffer, gint x, gint y); GeglNode * (* get_source_node) (PikaDrawable *drawable); }; GType pika_drawable_get_type (void) G_GNUC_CONST; PikaDrawable * pika_drawable_new (GType type, PikaImage *image, const gchar *name, gint offset_x, gint offset_y, gint width, gint height, const Babl *format); gint64 pika_drawable_estimate_memsize (PikaDrawable *drawable, PikaComponentType component_type, gint width, gint height); void pika_drawable_update (PikaDrawable *drawable, gint x, gint y, gint width, gint height); void pika_drawable_update_all (PikaDrawable *drawable); void pika_drawable_invalidate_boundary (PikaDrawable *drawable); void pika_drawable_get_active_components (PikaDrawable *drawable, gboolean *active); PikaComponentMask pika_drawable_get_active_mask (PikaDrawable *drawable); gboolean pika_drawable_supports_alpha (PikaDrawable *drawable); void pika_drawable_convert_type (PikaDrawable *drawable, PikaImage *dest_image, PikaImageBaseType new_base_type, PikaPrecision new_precision, gboolean new_has_alpha, PikaColorProfile *src_profile, PikaColorProfile *dest_profile, GeglDitherMethod layer_dither_type, GeglDitherMethod mask_dither_type, gboolean push_undo, PikaProgress *progress); void pika_drawable_apply_buffer (PikaDrawable *drawable, GeglBuffer *buffer, const GeglRectangle *buffer_rect, gboolean push_undo, const gchar *undo_desc, gdouble opacity, PikaLayerMode mode, PikaLayerColorSpace blend_space, PikaLayerColorSpace composite_space, PikaLayerCompositeMode composite_mode, GeglBuffer *base_buffer, gint base_x, gint base_y); GeglBuffer * pika_drawable_get_buffer (PikaDrawable *drawable); void pika_drawable_set_buffer (PikaDrawable *drawable, gboolean push_undo, const gchar *undo_desc, GeglBuffer *buffer); void pika_drawable_set_buffer_full (PikaDrawable *drawable, gboolean push_undo, const gchar *undo_desc, GeglBuffer *buffer, const GeglRectangle *bounds, gboolean update); void pika_drawable_steal_buffer (PikaDrawable *drawable, PikaDrawable *src_drawable); void pika_drawable_set_format (PikaDrawable *drawable, const Babl *format, gboolean copy_buffer, gboolean push_undo); GeglNode * pika_drawable_get_source_node (PikaDrawable *drawable); GeglNode * pika_drawable_get_mode_node (PikaDrawable *drawable); GeglRectangle pika_drawable_get_bounding_box (PikaDrawable *drawable); gboolean pika_drawable_update_bounding_box (PikaDrawable *drawable); void pika_drawable_swap_pixels (PikaDrawable *drawable, GeglBuffer *buffer, gint x, gint y); void pika_drawable_push_undo (PikaDrawable *drawable, const gchar *undo_desc, GeglBuffer *buffer, gint x, gint y, gint width, gint height); void pika_drawable_disable_resize_undo (PikaDrawable *drawable); void pika_drawable_enable_resize_undo (PikaDrawable *drawable); const Babl * pika_drawable_get_space (PikaDrawable *drawable); const Babl * pika_drawable_get_format (PikaDrawable *drawable); const Babl * pika_drawable_get_format_with_alpha(PikaDrawable *drawable); const Babl * pika_drawable_get_format_without_alpha (PikaDrawable *drawable); PikaTRCType pika_drawable_get_trc (PikaDrawable *drawable); gboolean pika_drawable_has_alpha (PikaDrawable *drawable); PikaImageBaseType pika_drawable_get_base_type (PikaDrawable *drawable); PikaComponentType pika_drawable_get_component_type (PikaDrawable *drawable); PikaPrecision pika_drawable_get_precision (PikaDrawable *drawable); gboolean pika_drawable_is_rgb (PikaDrawable *drawable); gboolean pika_drawable_is_gray (PikaDrawable *drawable); gboolean pika_drawable_is_indexed (PikaDrawable *drawable); const Babl * pika_drawable_get_component_format (PikaDrawable *drawable, PikaChannelType channel); gint pika_drawable_get_component_index (PikaDrawable *drawable, PikaChannelType channel); guchar * pika_drawable_get_colormap (PikaDrawable *drawable); void pika_drawable_start_paint (PikaDrawable *drawable); gboolean pika_drawable_end_paint (PikaDrawable *drawable); gboolean pika_drawable_flush_paint (PikaDrawable *drawable); gboolean pika_drawable_is_painting (PikaDrawable *drawable); #endif /* __PIKA_DRAWABLE_H__ */