mirror of https://github.com/GNOME/gimp.git
115 lines
3.9 KiB
C
115 lines
3.9 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __GIMP_ISCISSORS_TOOL_H__
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#define __GIMP_ISCISSORS_TOOL_H__
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#include "gimpselectiontool.h"
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/* The possible states... */
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typedef enum
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{
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NO_ACTION,
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SEED_PLACEMENT,
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SEED_ADJUSTMENT,
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WAITING
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} IscissorsState;
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/* The possible drawing states... */
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typedef enum
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{
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DRAW_NOTHING = 0x0,
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DRAW_CURRENT_SEED = 0x1,
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DRAW_CURVE = 0x2,
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DRAW_ACTIVE_CURVE = 0x4,
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DRAW_LIVEWIRE = 0x8
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} IscissorsDraw;
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/* For oper_update & cursor_update */
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typedef enum
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{
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ISCISSORS_OP_NONE,
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ISCISSORS_OP_SELECT,
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ISCISSORS_OP_MOVE_POINT,
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ISCISSORS_OP_ADD_POINT,
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ISCISSORS_OP_CONNECT,
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ISCISSORS_OP_IMPOSSIBLE
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} IscissorsOps;
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typedef struct _ICurve ICurve;
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#define GIMP_TYPE_ISCISSORS_TOOL (gimp_iscissors_tool_get_type ())
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#define GIMP_ISCISSORS_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_ISCISSORS_TOOL, GimpIscissorsTool))
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#define GIMP_ISCISSORS_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_ISCISSORS_TOOL, GimpIscissorsToolClass))
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#define GIMP_IS_ISCISSORS_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_ISCISSORS_TOOL))
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#define GIMP_IS_ISCISSORS_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_ISCISSORS_TOOL))
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#define GIMP_ISCISSORS_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_ISCISSORS_TOOL, GimpIscissorsToolClass))
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#define GIMP_ISCISSORS_TOOL_GET_OPTIONS(t) (GIMP_ISCISSORS_OPTIONS (gimp_tool_get_options (GIMP_TOOL (t))))
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typedef struct _GimpIscissorsTool GimpIscissorsTool;
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typedef struct _GimpIscissorsToolClass GimpIscissorsToolClass;
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struct _GimpIscissorsTool
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{
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GimpSelectionTool parent_instance;
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IscissorsOps op;
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gint x, y; /* upper left hand coordinate */
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gint ix, iy; /* initial coordinates */
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gint nx, ny; /* new coordinates */
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TempBuf *dp_buf; /* dynamic programming buffer */
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ICurve *livewire; /* livewire boundary curve */
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ICurve *curve1; /* 1st curve connected to current point */
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ICurve *curve2; /* 2nd curve connected to current point */
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GQueue *curves; /* the list of curves */
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gboolean first_point; /* is this the first point? */
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gboolean connected; /* is the region closed? */
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IscissorsState state; /* state of iscissors */
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IscissorsDraw draw; /* items to draw on a draw request */
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/* XXX might be useful */
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GimpChannel *mask; /* selection mask */
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TileManager *gradient_map; /* lazily filled gradient map */
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};
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struct _GimpIscissorsToolClass
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{
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GimpSelectionToolClass parent_class;
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};
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void gimp_iscissors_tool_register (GimpToolRegisterCallback callback,
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gpointer data);
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GType gimp_iscissors_tool_get_type (void) G_GNUC_CONST;
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#endif /* __GIMP_ISCISSORS_TOOL_H__ */
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