gimp/app/tools/gimppathtool.h

81 lines
3.2 KiB
C

/* The GIMP -- an image manipulation program
*
* This file Copyright (C) 1999 Simon Budig
*
* 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_PATH_TOOL_H__
#define __GIMP_PATH_TOOL_H__
#include "gimpdrawtool.h"
#include "path_curves.h"
#define GIMP_TYPE_PATH_TOOL (gimp_path_tool_get_type ())
#define GIMP_PATH_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_PATH_TOOL, GimpPathTool))
#define GIMP_PATH_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_PATH_TOOL, GimpPathToolClass))
#define GIMP_IS_PATH_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_PATH_TOOL))
#define GIMP_IS_PATH_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_PATH_TOOL))
#define GIMP_PATH_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_PATH_TOOL, GimpPathToolClass))
typedef struct _GimpPathToolClass GimpPathToolClass;
struct _GimpPathTool
{
GimpDrawTool parent_instance;
gint click_type; /* where did the user click? */
gdouble click_x; /* X-coordinate of the click */
gdouble click_y; /* Y-coordinate of the click */
gint click_halfwidth;
gint click_halfheight;
guint click_modifier; /* what modifiers were pressed? */
NPath *click_path; /* On which Path/Curve/Segment */
PathCurve *click_curve; /* was the click? */
PathSegment *click_segment;
gdouble click_position; /* The position on the segment */
gint click_handle_id; /* The handle ID of the segment */
gint active_count; /* How many segments are active? */
/*
* WARNING: single_active_segment may contain non NULL Values
* which point to the nirvana. But they are important!
* The pointer is garantueed to be valid, when active_count==1
*/
PathSegment *single_active_segment; /* The only active segment */
gint state; /* state of tool */
gint draw; /* all or part */
NPath *cur_path; /* the current active path */
GSList **scanlines; /* used in converting a path */
};
struct _GimpPathToolClass
{
GimpDrawToolClass parent_class;
};
void gimp_path_tool_register (Gimp *gimp,
GimpToolRegisterCallback callback);
GType gimp_path_tool_get_type (void) G_GNUC_CONST;
#endif /* __GIMP_PATH_TOOL_H__ */