PIKApp/app/display/pikacanvaslimit.h

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2023-09-26 00:35:21 +02:00
/* 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
*
* pikacanvaslimit.h
* Copyright (C) 2020 Ell
*
* 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_CANVAS_LIMIT_H__
#define __PIKA_CANVAS_LIMIT_H__
#include "pikacanvasitem.h"
#define PIKA_TYPE_CANVAS_LIMIT (pika_canvas_limit_get_type ())
#define PIKA_CANVAS_LIMIT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_CANVAS_LIMIT, PikaCanvasLimit))
#define PIKA_CANVAS_LIMIT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_CANVAS_LIMIT, PikaCanvasLimitClass))
#define PIKA_IS_CANVAS_LIMIT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_CANVAS_LIMIT))
#define PIKA_IS_CANVAS_LIMIT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_CANVAS_LIMIT))
#define PIKA_CANVAS_LIMIT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_CANVAS_LIMIT, PikaCanvasLimitClass))
typedef struct _PikaCanvasLimit PikaCanvasLimit;
typedef struct _PikaCanvasLimitClass PikaCanvasLimitClass;
struct _PikaCanvasLimit
{
PikaCanvasItem parent_instance;
};
struct _PikaCanvasLimitClass
{
PikaCanvasItemClass parent_class;
};
GType pika_canvas_limit_get_type (void) G_GNUC_CONST;
PikaCanvasItem * pika_canvas_limit_new (PikaDisplayShell *shell,
PikaLimitType type,
gdouble x,
gdouble y,
gdouble radius,
gdouble aspect_ratio,
gdouble angle,
gboolean dashed);
void pika_canvas_limit_get_radii (PikaCanvasLimit *limit,
gdouble *rx,
gdouble *ry);
gboolean pika_canvas_limit_is_inside (PikaCanvasLimit *limit,
gdouble x,
gdouble y);
void pika_canvas_limit_boundary_point (PikaCanvasLimit *limit,
gdouble x,
gdouble y,
gdouble *bx,
gdouble *by);
gdouble pika_canvas_limit_boundary_radius (PikaCanvasLimit *limit,
gdouble x,
gdouble y);
void pika_canvas_limit_center_point (PikaCanvasLimit *limit,
gdouble x,
gdouble y,
gdouble *cx,
gdouble *cy);
#endif /* __PIKA_CANVAS_LIMIT_H__ */