Learning_GTK4_tree/gtk/gtksymbolicpaintable.h

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2023-12-12 11:36:42 +01:00
/*
* Copyright © 2021 Benjamin Otte
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Authors: Benjamin Otte <otte@gnome.org>
*/
#pragma once
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
#include <gtk/gtktypes.h>
G_BEGIN_DECLS
#define GTK_TYPE_SYMBOLIC_PAINTABLE (gtk_symbolic_paintable_get_type ())
GDK_AVAILABLE_IN_4_6
G_DECLARE_INTERFACE (GtkSymbolicPaintable, gtk_symbolic_paintable, GTK, SYMBOLIC_PAINTABLE, GdkPaintable)
/**
* GtkSymbolicPaintableInterface:
* @snapshot_symbolic: Snapshot the paintable using the given colors.
* See `GtkSymbolicPaintable::snapshot_symbolic()` for details.
* If this function is not implemented, [vfunc@Gdk.Paintable.snapshot]
* will be called.
*
* The list of virtual functions for the `GtkSymbolicPaintable` interface.
* No function must be implemented, default implementations exist for each one.
*/
struct _GtkSymbolicPaintableInterface
{
/*< private >*/
GTypeInterface g_iface;
/*< public >*/
void (* snapshot_symbolic) (GtkSymbolicPaintable *paintable,
GdkSnapshot *snapshot,
double width,
double height,
const GdkRGBA *colors,
gsize n_colors);
};
GDK_AVAILABLE_IN_4_6
void gtk_symbolic_paintable_snapshot_symbolic (GtkSymbolicPaintable *paintable,
GdkSnapshot *snapshot,
double width,
double height,
const GdkRGBA *colors,
gsize n_colors);
G_END_DECLS