aa5d2f8082
Instead, keep around the created GimpCanvasItems, and update them when the blend coordiates change. Add setters to GipmCanvasLine and GimpCanvasHandle which take care of calling begin_change() and end_change() on the items around the change, so thes invalidate properly.
66 lines
2.5 KiB
C
66 lines
2.5 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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* gimpcanvasline.h
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* Copyright (C) 2010 Michael Natterer <mitch@gimp.org>
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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 3 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, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GIMP_CANVAS_LINE_H__
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#define __GIMP_CANVAS_LINE_H__
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#include "gimpcanvasitem.h"
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#define GIMP_TYPE_CANVAS_LINE (gimp_canvas_line_get_type ())
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#define GIMP_CANVAS_LINE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_CANVAS_LINE, GimpCanvasLine))
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#define GIMP_CANVAS_LINE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_CANVAS_LINE, GimpCanvasLineClass))
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#define GIMP_IS_CANVAS_LINE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_CANVAS_LINE))
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#define GIMP_IS_CANVAS_LINE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_CANVAS_LINE))
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#define GIMP_CANVAS_LINE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_CANVAS_LINE, GimpCanvasLineClass))
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typedef struct _GimpCanvasLine GimpCanvasLine;
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typedef struct _GimpCanvasLineClass GimpCanvasLineClass;
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struct _GimpCanvasLine
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{
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GimpCanvasItem parent_instance;
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};
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struct _GimpCanvasLineClass
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{
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GimpCanvasItemClass parent_class;
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};
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GType gimp_canvas_line_get_type (void) G_GNUC_CONST;
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GimpCanvasItem * gimp_canvas_line_new (GimpDisplayShell *shell,
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gdouble x1,
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gdouble y1,
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gdouble x2,
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gdouble y2);
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void gimp_canvas_line_set (GimpCanvasLine *line,
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gdouble x1,
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gdouble y1,
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gdouble x2,
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gdouble y2);
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#endif /* __GIMP_CANVAS_LINE_H__ */
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