PIKApp/app/tools/pikaselectiontool.h

83 lines
3.3 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_SELECTION_TOOL_H__
#define __PIKA_SELECTION_TOOL_H__
#include "pikadrawtool.h"
#define PIKA_TYPE_SELECTION_TOOL (pika_selection_tool_get_type ())
#define PIKA_SELECTION_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_SELECTION_TOOL, PikaSelectionTool))
#define PIKA_SELECTION_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_SELECTION_TOOL, PikaSelectionToolClass))
#define PIKA_IS_SELECTION_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_SELECTION_TOOL))
#define PIKA_IS_SELECTION_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_SELECTION_TOOL))
#define PIKA_SELECTION_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_SELECTION_TOOL, PikaSelectionToolClass))
#define PIKA_SELECTION_TOOL_GET_OPTIONS(t) (PIKA_SELECTION_OPTIONS (pika_tool_get_options (PIKA_TOOL (t))))
typedef struct _PikaSelectionTool PikaSelectionTool;
typedef struct _PikaSelectionToolClass PikaSelectionToolClass;
struct _PikaSelectionTool
{
PikaDrawTool parent_instance;
SelectFunction function; /* selection function */
PikaChannelOps saved_operation; /* saved tool options state */
gint change_count;
gboolean saved_show_selection;
PikaUndo *undo;
PikaUndo *redo;
gint idle_id;
gboolean allow_move;
};
struct _PikaSelectionToolClass
{
PikaDrawToolClass parent_class;
/* virtual functions */
gboolean (* have_selection) (PikaSelectionTool *sel_tool,
PikaDisplay *display);
};
GType pika_selection_tool_get_type (void) G_GNUC_CONST;
/* protected function */
gboolean pika_selection_tool_start_edit (PikaSelectionTool *sel_tool,
PikaDisplay *display,
const PikaCoords *coords);
void pika_selection_tool_start_change (PikaSelectionTool *sel_tool,
gboolean create,
PikaChannelOps operation);
void pika_selection_tool_end_change (PikaSelectionTool *sel_tool,
gboolean cancel);
#endif /* __PIKA_SELECTION_TOOL_H__ */