PIKApp/libpikawidgets/pikacolorarea.h

101 lines
3.8 KiB
C
Raw Normal View History

2023-09-26 00:35:21 +02:00
/* LIBPIKA - The PIKA Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* pikacolorarea.h
* Copyright (C) 2001-2002 Sven Neumann <sven@gimp.org>
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <https://www.gnu.org/licenses/>.
*/
/* This provides a color preview area. The preview
* can handle transparency by showing the checkerboard and
* handles drag'n'drop.
*/
#if !defined (__PIKA_WIDGETS_H_INSIDE__) && !defined (PIKA_WIDGETS_COMPILATION)
#error "Only <libpikawidgets/pikawidgets.h> can be included directly."
#endif
#ifndef __PIKA_COLOR_AREA_H__
#define __PIKA_COLOR_AREA_H__
G_BEGIN_DECLS
#define PIKA_TYPE_COLOR_AREA (pika_color_area_get_type ())
#define PIKA_COLOR_AREA(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_COLOR_AREA, PikaColorArea))
#define PIKA_COLOR_AREA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_COLOR_AREA, PikaColorAreaClass))
#define PIKA_IS_COLOR_AREA(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_COLOR_AREA))
#define PIKA_IS_COLOR_AREA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_COLOR_AREA))
#define PIKA_COLOR_AREA_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_COLOR_AREA, PikaColorAreaClass))
typedef struct _PikaColorAreaPrivate PikaColorAreaPrivate;
typedef struct _PikaColorAreaClass PikaColorAreaClass;
struct _PikaColorArea
{
GtkDrawingArea parent_instance;
PikaColorAreaPrivate *priv;
};
struct _PikaColorAreaClass
{
GtkDrawingAreaClass parent_class;
void (* color_changed) (PikaColorArea *area);
/* Padding for future expansion */
void (* _pika_reserved1) (void);
void (* _pika_reserved2) (void);
void (* _pika_reserved3) (void);
void (* _pika_reserved4) (void);
void (* _pika_reserved5) (void);
void (* _pika_reserved6) (void);
void (* _pika_reserved7) (void);
void (* _pika_reserved8) (void);
};
GType pika_color_area_get_type (void) G_GNUC_CONST;
GtkWidget * pika_color_area_new (const PikaRGB *color,
PikaColorAreaType type,
GdkModifierType drag_mask);
void pika_color_area_set_color (PikaColorArea *area,
const PikaRGB *color);
void pika_color_area_get_color (PikaColorArea *area,
PikaRGB *color);
gboolean pika_color_area_has_alpha (PikaColorArea *area);
void pika_color_area_set_type (PikaColorArea *area,
PikaColorAreaType type);
void pika_color_area_enable_drag (PikaColorArea *area,
GdkModifierType drag_mask);
void pika_color_area_set_draw_border (PikaColorArea *area,
gboolean draw_border);
void pika_color_area_set_out_of_gamut (PikaColorArea *area,
gboolean out_of_gamut);
void pika_color_area_set_color_config (PikaColorArea *area,
PikaColorConfig *config);
G_END_DECLS
#endif /* __PIKA_COLOR_AREA_H__ */