/* 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
 *
 * pikatoolrectangle.h
 * Copyright (C) 2017 Michael Natterer <mitch@gimp.org>
 *
 * Based on PikaRectangleTool
 * Copyright (C) 2007 Martin Nordholts
 *
 * 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_TOOL_RECTANGLE_H__
#define __PIKA_TOOL_RECTANGLE_H__


#include "pikatoolwidget.h"


typedef enum
{
  PIKA_TOOL_RECTANGLE_DEAD,
  PIKA_TOOL_RECTANGLE_CREATING,
  PIKA_TOOL_RECTANGLE_MOVING,
  PIKA_TOOL_RECTANGLE_RESIZING_UPPER_LEFT,
  PIKA_TOOL_RECTANGLE_RESIZING_UPPER_RIGHT,
  PIKA_TOOL_RECTANGLE_RESIZING_LOWER_LEFT,
  PIKA_TOOL_RECTANGLE_RESIZING_LOWER_RIGHT,
  PIKA_TOOL_RECTANGLE_RESIZING_LEFT,
  PIKA_TOOL_RECTANGLE_RESIZING_RIGHT,
  PIKA_TOOL_RECTANGLE_RESIZING_TOP,
  PIKA_TOOL_RECTANGLE_RESIZING_BOTTOM,
  PIKA_TOOL_RECTANGLE_AUTO_SHRINK,
  PIKA_TOOL_RECTANGLE_EXECUTING,
  PIKA_N_TOOL_RECTANGLE_FUNCTIONS
} PikaRectangleFunction;


#define PIKA_TYPE_TOOL_RECTANGLE            (pika_tool_rectangle_get_type ())
#define PIKA_TOOL_RECTANGLE(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_TOOL_RECTANGLE, PikaToolRectangle))
#define PIKA_TOOL_RECTANGLE_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_TOOL_RECTANGLE, PikaToolRectangleClass))
#define PIKA_IS_TOOL_RECTANGLE(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_TOOL_RECTANGLE))
#define PIKA_IS_TOOL_RECTANGLE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_TOOL_RECTANGLE))
#define PIKA_TOOL_RECTANGLE_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_TOOL_RECTANGLE, PikaToolRectangleClass))


typedef struct _PikaToolRectangle        PikaToolRectangle;
typedef struct _PikaToolRectanglePrivate PikaToolRectanglePrivate;
typedef struct _PikaToolRectangleClass   PikaToolRectangleClass;

struct _PikaToolRectangle
{
  PikaToolWidget            parent_instance;

  PikaToolRectanglePrivate *private;
};

struct _PikaToolRectangleClass
{
  PikaToolWidgetClass  parent_class;

  /*  signals  */

  gboolean (* change_complete) (PikaToolRectangle *rectangle);
};


GType    pika_tool_rectangle_get_type         (void) G_GNUC_CONST;

PikaToolWidget * pika_tool_rectangle_new      (PikaDisplayShell       *shell);

PikaRectangleFunction
         pika_tool_rectangle_get_function     (PikaToolRectangle      *rectangle);
void     pika_tool_rectangle_set_function     (PikaToolRectangle      *rectangle,
                                               PikaRectangleFunction   function);

void     pika_tool_rectangle_set_constraint   (PikaToolRectangle      *rectangle,
                                               PikaRectangleConstraint constraint);
PikaRectangleConstraint
         pika_tool_rectangle_get_constraint   (PikaToolRectangle      *rectangle);

void     pika_tool_rectangle_get_public_rect  (PikaToolRectangle      *rectangle,
                                               gdouble                *pub_x1,
                                               gdouble                *pub_y1,
                                               gdouble                *pub_x2,
                                               gdouble                *pub_y2);

void     pika_tool_rectangle_pending_size_set (PikaToolRectangle      *rectangle,
                                               GObject                *object,
                                               const gchar            *width_property,
                                               const gchar            *height_property);

void     pika_tool_rectangle_constraint_size_set
                                              (PikaToolRectangle      *rectangle,
                                               GObject                *object,
                                               const gchar            *width_property,
                                               const gchar            *height_property);

gboolean pika_tool_rectangle_rectangle_is_first
                                              (PikaToolRectangle      *rectangle);
gboolean pika_tool_rectangle_rectangle_is_new (PikaToolRectangle      *rectangle);
gboolean pika_tool_rectangle_point_in_rectangle
                                              (PikaToolRectangle      *rectangle,
                                               gdouble                 x,
                                               gdouble                 y);

void     pika_tool_rectangle_frame_item       (PikaToolRectangle      *rectangle,
                                               PikaItem               *item);
void     pika_tool_rectangle_auto_shrink      (PikaToolRectangle      *rectrectangle,
                                               gboolean                shrink_merged);


#endif /* __PIKA_TOOL_RECTANGLE_H__ */