PIKApp/app/core/pikapalette.h

111 lines
4.7 KiB
C

/* 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 <https://www.gnu.org/licenses/>.
*/
#ifndef __PIKA_PALETTE_H__
#define __PIKA_PALETTE_H__
#include "pikadata.h"
#define PIKA_TYPE_PALETTE (pika_palette_get_type ())
#define PIKA_PALETTE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_PALETTE, PikaPalette))
#define PIKA_PALETTE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_PALETTE, PikaPaletteClass))
#define PIKA_IS_PALETTE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_PALETTE))
#define PIKA_IS_PALETTE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_PALETTE))
#define PIKA_PALETTE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_PALETTE, PikaPaletteClass))
struct _PikaPaletteEntry
{
PikaRGB color;
gchar *name;
};
typedef struct _PikaPaletteClass PikaPaletteClass;
struct _PikaPalette
{
PikaData parent_instance;
GList *colors;
gint n_colors;
gint n_columns;
};
struct _PikaPaletteClass
{
PikaDataClass parent_class;
void (* entry_changed) (PikaPalette *palette,
gint index);
};
GType pika_palette_get_type (void) G_GNUC_CONST;
PikaData * pika_palette_new (PikaContext *context,
const gchar *name);
PikaData * pika_palette_get_standard (PikaContext *context);
GList * pika_palette_get_colors (PikaPalette *palette);
gint pika_palette_get_n_colors (PikaPalette *palette);
void pika_palette_move_entry (PikaPalette *palette,
PikaPaletteEntry *entry,
gint position);
PikaPaletteEntry * pika_palette_add_entry (PikaPalette *palette,
gint position,
const gchar *name,
const PikaRGB *color);
void pika_palette_delete_entry (PikaPalette *palette,
PikaPaletteEntry *entry);
gboolean pika_palette_set_entry (PikaPalette *palette,
gint position,
const gchar *name,
const PikaRGB *color);
gboolean pika_palette_set_entry_color (PikaPalette *palette,
gint position,
const PikaRGB *color,
gboolean push_undo_if_image);
gboolean pika_palette_set_entry_name (PikaPalette *palette,
gint position,
const gchar *name);
PikaPaletteEntry * pika_palette_get_entry (PikaPalette *palette,
gint position);
gint pika_palette_get_entry_position (PikaPalette *palette,
PikaPaletteEntry *entry);
void pika_palette_set_columns (PikaPalette *palette,
gint columns);
gint pika_palette_get_columns (PikaPalette *palette);
PikaPaletteEntry * pika_palette_find_entry (PikaPalette *palette,
const PikaRGB *color,
PikaPaletteEntry *start_from);
#endif /* __PIKA_PALETTE_H__ */