2 * empathy-rounded-rectangle.c - Source for EmpathyRoundedRectangle
3 * Copyright (C) 2011 Collabora Ltd.
4 * @author Emilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk>
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 #include <clutter/clutter.h>
25 #include "empathy-rounded-rectangle.h"
27 G_DEFINE_TYPE (EmpathyRoundedRectangle,
28 empathy_rounded_rectangle,
29 CLUTTER_TYPE_CAIRO_TEXTURE)
31 struct _EmpathyRoundedRectanglePriv
33 ClutterColor border_color;
38 empathy_rounded_rectangle_paint (EmpathyRoundedRectangle *self)
44 #define RADIUS (height / 8.)
46 clutter_cairo_texture_get_surface_size (CLUTTER_CAIRO_TEXTURE (self),
49 /* compute the composited opacity of the actor taking into
50 * account the opacity of the color set by the user */
51 tmp_alpha = clutter_actor_get_paint_opacity (CLUTTER_ACTOR (self))
52 * self->priv->border_color.alpha
55 cr = clutter_cairo_texture_create (CLUTTER_CAIRO_TEXTURE (self));
57 cairo_set_source_rgba (cr,
58 self->priv->border_color.red,
59 self->priv->border_color.green,
60 self->priv->border_color.blue,
63 cairo_set_line_width (cr, self->priv->border_width);
65 cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
67 cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
69 cairo_new_sub_path (cr);
70 cairo_arc (cr, width - RADIUS, RADIUS, RADIUS,
72 cairo_arc (cr, width - RADIUS, height - RADIUS, RADIUS,
74 cairo_arc (cr, RADIUS, height - RADIUS, RADIUS,
76 cairo_arc (cr, RADIUS, RADIUS, RADIUS,
78 cairo_close_path (cr);
87 empathy_rounded_rectangle_init (EmpathyRoundedRectangle *self)
89 self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
90 EMPATHY_TYPE_ROUNDED_RECTANGLE, EmpathyRoundedRectanglePriv);
92 self->priv->border_width = 1;
96 empathy_rounded_rectangle_class_init (EmpathyRoundedRectangleClass *klass)
98 g_type_class_add_private (klass, sizeof (EmpathyRoundedRectanglePriv));
102 empathy_rounded_rectangle_new (guint width,
107 self = CLUTTER_ACTOR (g_object_new (EMPATHY_TYPE_ROUNDED_RECTANGLE, NULL));
109 clutter_cairo_texture_set_surface_size (CLUTTER_CAIRO_TEXTURE (self),
112 empathy_rounded_rectangle_paint (EMPATHY_ROUNDED_RECTANGLE (self));
118 empathy_rounded_rectangle_set_border_width (EmpathyRoundedRectangle *self,
121 self->priv->border_width = border_width;
123 empathy_rounded_rectangle_paint (self);
127 empathy_rounded_rectangle_set_border_color (EmpathyRoundedRectangle *self,
128 const ClutterColor *color)
130 self->priv->border_color = *color;
132 empathy_rounded_rectangle_paint (self);