61ab302c75
This is a private widget that takes another widget on construction, and is able to render parts of it, possibly at a different magnification level.
65 lines
2.6 KiB
C
65 lines
2.6 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright © 2013 Carlos Garnacho <carlosg@gnome.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GTK_MAGNIFIER_H__
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#define __GTK_MAGNIFIER_H__
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G_BEGIN_DECLS
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#define GTK_TYPE_MAGNIFIER (_gtk_magnifier_get_type ())
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#define GTK_MAGNIFIER(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GTK_TYPE_MAGNIFIER, GtkMagnifier))
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#define GTK_MAGNIFIER_CLASS(c) (G_TYPE_CHECK_CLASS_CAST ((c), GTK_TYPE_MAGNIFIER, GtkMagnifierClass))
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#define GTK_IS_MAGNIFIER(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GTK_TYPE_MAGNIFIER))
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#define GTK_IS_MAGNIFIER_CLASS(o) (G_TYPE_CHECK_CLASS_TYPE ((o), GTK_TYPE_MAGNIFIER))
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#define GTK_MAGNIFIER_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GTK_TYPE_MAGNIFIER, GtkMagnifierClass))
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typedef struct _GtkMagnifier GtkMagnifier;
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typedef struct _GtkMagnifierClass GtkMagnifierClass;
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struct _GtkMagnifier
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{
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GtkWidget parent_instance;
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};
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struct _GtkMagnifierClass
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{
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GtkWidgetClass parent_class;
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};
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GType _gtk_magnifier_get_type (void) G_GNUC_CONST;
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GtkWidget * _gtk_magnifier_new (GtkWidget *inspected);
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GtkWidget * _gtk_magnifier_get_inspected (GtkMagnifier *magnifier);
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void _gtk_magnifier_set_inspected (GtkMagnifier *magnifier,
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GtkWidget *inspected);
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void _gtk_magnifier_set_coords (GtkMagnifier *magnifier,
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gdouble x,
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gdouble y);
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void _gtk_magnifier_get_coords (GtkMagnifier *magnifier,
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gdouble *x,
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gdouble *y);
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void _gtk_magnifier_set_magnification (GtkMagnifier *magnifier,
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gdouble magnification);
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gdouble _gtk_magnifier_get_magnification (GtkMagnifier *magnifier);
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G_END_DECLS
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#endif /* __GTK_MAGNIFIER_H__ */
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