mirror of https://github.com/GNOME/gimp.git
77 lines
2.4 KiB
C
77 lines
2.4 KiB
C
/* The GIMP -- an image manipulation program
|
|
* 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 2 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, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __GIMP_INK_H__
|
|
#define __GIMP_INK_H__
|
|
|
|
|
|
#include "gimppaintcore.h"
|
|
#include "gimpink-blob.h"
|
|
|
|
|
|
#define DIST_SMOOTHER_BUFFER 10
|
|
#define TIME_SMOOTHER_BUFFER 10
|
|
|
|
|
|
#define GIMP_TYPE_INK (gimp_ink_get_type ())
|
|
#define GIMP_INK(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_INK, GimpInk))
|
|
#define GIMP_INK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_INK, GimpInkClass))
|
|
#define GIMP_IS_INK(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_INK))
|
|
#define GIMP_IS_INK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_INK))
|
|
#define GIMP_INK_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_INK, GimpInkClass))
|
|
|
|
|
|
typedef struct _GimpInk GimpInk;
|
|
typedef struct _GimpInkClass GimpInkClass;
|
|
|
|
struct _GimpInk
|
|
{
|
|
GimpPaintCore parent_instance;
|
|
|
|
Blob *start_blob; /* starting blob (for undo) */
|
|
|
|
Blob *cur_blob; /* current blob */
|
|
Blob *last_blob; /* blob for last cursor position */
|
|
|
|
/* circular distance history buffer */
|
|
gdouble dt_buffer[DIST_SMOOTHER_BUFFER];
|
|
gint dt_index;
|
|
|
|
/* circular timing history buffer */
|
|
guint32 ts_buffer[TIME_SMOOTHER_BUFFER];
|
|
gint ts_index;
|
|
|
|
guint32 last_time; /* previous time of a motion event */
|
|
|
|
gboolean init_velocity;
|
|
};
|
|
|
|
struct _GimpInkClass
|
|
{
|
|
GimpPaintCoreClass parent_class;
|
|
};
|
|
|
|
|
|
void gimp_ink_register (Gimp *gimp,
|
|
GimpPaintRegisterCallback callback);
|
|
|
|
GType gimp_ink_get_type (void) G_GNUC_CONST;
|
|
|
|
|
|
#endif /* __GIMP_INK_H__ */
|