gimp/app/path.h

89 lines
2.8 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1999 Andy Thomas alt@picnic.demon.co.uk
*
* 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 __PATH_H__
#define __PATH_H__
#include "bezier_select.h"
typedef struct _Path Path;
typedef struct _PathPoint PathPoint;
typedef GSList PathUndo;
typedef struct
{
GimpImage *gimage;
GDisplay *gdisp; /* This is a hack.. Needed so we can get back to
* the same display that these curves were added
* too. That way when an entry in the paths dialog
* is clicked the bezier tool can be targeted at
* correct display. Note this display could have been
* deleted (ie different view), but gdisplays_check_valid()
* function will take care of that.. In this case we just
* pick a display that the gimage is rendered in.
*/
GSList *bz_paths; /* list of BZPATHP */
guint sig_id;
gint32 last_selected_row;
} PathList;
typedef enum
{
BEZIER = 1
} PathType;
Path* path_new (GimpImage *gimage,
PathType ptype,
GSList *path_details,
gint closed,
gint state,
gint locked,
gint tattoo,
gchar *name);
Path* path_copy (GimpImage *gimage,
Path *path);
void path_free (Path *path);
Tattoo path_get_tattoo (Path *path);
Path* path_get_path_by_tattoo (GimpImage *gimage,
Tattoo tattoo);
void path_stroke (GimpImage *gimage,
PathList *pl,
Path *bzp);
gint path_distance (Path *bzp,
gdouble dist,
gint *x,
gint *y,
gdouble *grad);
PathPoint* path_point_new (guint type,
gdouble x,
gdouble y);
void path_point_free (PathPoint *pathpoint);
PathList* path_list_new (GimpImage *gimage,
gint last_selected_row,
GSList *bz_paths);
void path_list_free (PathList *plist);
BezierSelect* path_to_beziersel (Path *path);
#endif /* __PATH_H__ */