| /* |
| * Copyright (C) 2015 Savoir-Faire Linux Inc. |
| * Author: Stepan Salenikovich <stepan.salenikovich@savoirfairelinux.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Additional permission under GNU GPL version 3 section 7: |
| * |
| * If you modify this program, or any covered work, by linking or |
| * combining it with the OpenSSL project's OpenSSL library (or a |
| * modified version of that library), containing parts covered by the |
| * terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc. |
| * grants you additional permission to convey the resulting work. |
| * Corresponding Source for a non-source form of such a combination |
| * shall include the source code for the parts of OpenSSL used as well |
| * as that of the covered work. |
| */ |
| |
| #include "drawing.h" |
| |
| #include <gtk/gtk.h> |
| #include <math.h> |
| |
| GdkPixbuf * |
| ring_draw_fallback_avatar(int size) { |
| cairo_surface_t *surface; |
| cairo_t *cr; |
| |
| surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, size, size); |
| cr = cairo_create(surface); |
| |
| cairo_pattern_t *linpat = cairo_pattern_create_linear(0, 0, 0, size); |
| cairo_pattern_add_color_stop_rgb(linpat, 0, 0.937, 0.937, 0.937); |
| cairo_pattern_add_color_stop_rgb(linpat, 1, 0.969, 0.969, 0.969); |
| |
| cairo_set_source(cr, linpat); |
| cairo_paint(cr); |
| |
| int avatar_size = size * 0.3; |
| GtkIconInfo *icon_info = gtk_icon_theme_lookup_icon(gtk_icon_theme_get_default(), "avatar-default-symbolic", |
| avatar_size, GTK_ICON_LOOKUP_GENERIC_FALLBACK); |
| GdkPixbuf *pixbuf_icon = gtk_icon_info_load_icon(icon_info, NULL); |
| g_object_unref(icon_info); |
| |
| if (pixbuf_icon != NULL) { |
| gdk_cairo_set_source_pixbuf(cr, pixbuf_icon, (size - avatar_size) / 2, (size - avatar_size) / 2); |
| g_object_unref(pixbuf_icon); |
| cairo_rectangle(cr, (size - avatar_size) / 2, (size - avatar_size) / 2, avatar_size, avatar_size); |
| cairo_fill(cr); |
| } |
| |
| GdkPixbuf *pixbuf = gdk_pixbuf_get_from_surface(surface, 0, 0, size, size); |
| |
| /* free resources */ |
| cairo_destroy(cr); |
| cairo_surface_destroy(surface); |
| |
| return pixbuf; |
| } |
| |
| GdkPixbuf * |
| ring_frame_avatar(GdkPixbuf *avatar) { |
| int extra_space = 10; |
| int offset = extra_space/2; |
| int w = gdk_pixbuf_get_width(avatar); |
| int h = gdk_pixbuf_get_height(avatar); |
| int w_surface = w + extra_space; |
| int h_surface = h + extra_space; |
| cairo_surface_t *surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, w_surface, h_surface); |
| cairo_t *cr = cairo_create(surface); |
| |
| cairo_set_source_rgba(cr, 0, 0, 0, 0); |
| cairo_rectangle(cr, 0, 0, w_surface, h_surface); |
| cairo_fill(cr); |
| |
| gdk_cairo_set_source_pixbuf(cr, avatar, offset, offset); |
| |
| double aspect = (double)w/(double)h; |
| double corner_radius = 5; |
| double radius = corner_radius/aspect; |
| double degrees = M_PI / 180.0; |
| |
| cairo_new_sub_path (cr); |
| cairo_arc (cr, offset + w - radius, offset + radius, radius, -90 * degrees, 0 * degrees); |
| cairo_arc (cr, offset + w - radius, offset + h - radius, radius, 0 * degrees, 90 * degrees); |
| cairo_arc (cr, offset + radius, offset + h - radius, radius, 90 * degrees, 180 * degrees); |
| cairo_arc (cr, offset + radius, offset + radius, radius, 180 * degrees, 270 * degrees); |
| cairo_close_path (cr); |
| |
| cairo_fill_preserve(cr); |
| |
| cairo_set_source_rgba (cr, 58.0/256.0, 191/256.0, 210/256.0, 1.0); |
| cairo_set_line_width (cr, 2.0); |
| cairo_stroke (cr); |
| |
| GdkPixbuf *pixbuf = gdk_pixbuf_get_from_surface(surface, 0, 0, w_surface, h_surface); |
| |
| /* free resources */ |
| cairo_destroy(cr); |
| cairo_surface_destroy(surface); |
| |
| return pixbuf; |
| } |