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/* 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 __DRAW_CORE_H__
#define __DRAW_CORE_H__
#include "tools.h"
/* drawing states */
#define INVISIBLE 0
#define VISIBLE 1
/* Structure definitions */
typedef struct _draw_core DrawCore;
typedef void (* DrawCoreDraw) (Tool *);
struct _draw_core
{
GdkGC * gc; /* Grahpics context for drawing functions */
GdkWindow * win; /* Window to draw draw operation to */
int draw_state; /* Current state in the drawing process */
int line_width; /**/
int line_style; /**/
int cap_style; /* line attributes */
int join_style; /**/
int paused_count; /* count to keep track of multiple pauses */
gpointer data; /* data to pass to draw_func */
DrawCoreDraw draw_func; /* Member function for actual drawing */
};
/* draw core functions */
DrawCore * draw_core_new (DrawCoreDraw);
void draw_core_start (DrawCore *, GdkWindow *, Tool *);
void draw_core_stop (DrawCore *, Tool *);
void draw_core_pause (DrawCore *, Tool *);
void draw_core_resume (DrawCore *, Tool *);
void draw_core_free (DrawCore *);
#endif /* __DRAW_CORE_H__ */
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