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authorVictor Kareh <[email protected]>2018-04-30 22:02:05 -0400
committerraveit65 <[email protected]>2018-05-12 22:34:25 +0200
commit311ae4eb6690a2d089014622bd340aa79a33409c (patch)
tree266333cffb7425143f620e87cb2a26854d41653a /netspeed
parente83811d07c2b598ebe46f9e54cb9dbcc1ea87f18 (diff)
downloadmate-applets-311ae4eb6690a2d089014622bd340aa79a33409c.tar.bz2
mate-applets-311ae4eb6690a2d089014622bd340aa79a33409c.tar.xz
Convert applet icons from pixbuf to surfaces
This improves support for HiDPI by loading properly scaled surfaces for applets.
Diffstat (limited to 'netspeed')
-rw-r--r--netspeed/src/netspeed.c104
1 files changed, 66 insertions, 38 deletions
diff --git a/netspeed/src/netspeed.c b/netspeed/src/netspeed.c
index 4ecdae6e..d3bfe41a 100644
--- a/netspeed/src/netspeed.c
+++ b/netspeed/src/netspeed.c
@@ -75,7 +75,7 @@ typedef struct
*in_box, *in_label, *in_pix,
*out_box, *out_label, *out_pix,
*sum_box, *sum_label, *dev_pix, *qual_pix;
- GdkPixbuf *qual_pixbufs[4];
+ cairo_surface_t *qual_surfaces[4];
GtkWidget *signalbar;
@@ -238,65 +238,81 @@ applet_change_size_or_orient(MatePanelApplet *applet_widget, int arg1, MateNetsp
static void
change_icons(MateNetspeedApplet *applet)
{
- GdkPixbuf *dev, *down;
- GdkPixbuf *in_arrow, *out_arrow;
+ cairo_surface_t *dev, *down;
+ cairo_surface_t *in_arrow, *out_arrow;
GtkIconTheme *icon_theme;
+ gint icon_scale;
+
+ /* FIXME: Add larger icon files. */
+ gint icon_size = 16;
icon_theme = gtk_icon_theme_get_default();
+ icon_scale = gtk_widget_get_scale_factor (GTK_WIDGET (applet->applet));
/* If the user wants a different icon than current, we load it */
if (applet->show_icon && applet->change_icon) {
- dev = gtk_icon_theme_load_icon(icon_theme,
+ dev = gtk_icon_theme_load_surface(icon_theme,
dev_type_icon[applet->devinfo.type],
- 16, 0, NULL);
+ icon_size, icon_scale, NULL, 0, NULL);
} else {
- dev = gtk_icon_theme_load_icon(icon_theme,
+ dev = gtk_icon_theme_load_surface(icon_theme,
dev_type_icon[DEV_UNKNOWN],
- 16, 0, NULL);
+ icon_size, icon_scale, NULL, 0, NULL);
}
/* We need a fallback */
if (dev == NULL)
- dev = gtk_icon_theme_load_icon(icon_theme,
+ dev = gtk_icon_theme_load_surface(icon_theme,
dev_type_icon[DEV_UNKNOWN],
- 16, 0, NULL);
+ icon_size, icon_scale, NULL, 0, NULL);
- in_arrow = gtk_icon_theme_load_icon(icon_theme, IN_ICON, 16, 0, NULL);
- out_arrow = gtk_icon_theme_load_icon(icon_theme, OUT_ICON, 16, 0, NULL);
+ in_arrow = gtk_icon_theme_load_surface(icon_theme, IN_ICON, icon_size, icon_scale, NULL, 0, NULL);
+ out_arrow = gtk_icon_theme_load_surface(icon_theme, OUT_ICON, icon_size, icon_scale, NULL, 0, NULL);
/* Set the windowmanager icon for the applet */
gtk_window_set_default_icon_name(LOGO_ICON);
- gtk_image_set_from_pixbuf(GTK_IMAGE(applet->out_pix), out_arrow);
- gtk_image_set_from_pixbuf(GTK_IMAGE(applet->in_pix), in_arrow);
- g_object_unref(in_arrow);
- g_object_unref(out_arrow);
+ gtk_image_set_from_surface(GTK_IMAGE(applet->out_pix), out_arrow);
+ gtk_image_set_from_surface(GTK_IMAGE(applet->in_pix), in_arrow);
+ cairo_surface_destroy(in_arrow);
+ cairo_surface_destroy(out_arrow);
if (applet->devinfo.running) {
gtk_widget_show(applet->in_box);
gtk_widget_show(applet->out_box);
} else {
- GdkPixbuf *copy;
+ cairo_t *cr;
+ cairo_surface_t *copy;
gtk_widget_hide(applet->in_box);
gtk_widget_hide(applet->out_box);
/* We're not allowed to modify "dev" */
- copy = gdk_pixbuf_copy(dev);
-
- down = gtk_icon_theme_load_icon(icon_theme, ERROR_ICON, 16, 0, NULL);
- gdk_pixbuf_composite(down, copy, 8, 8, 8, 8, 8, 8, 0.5, 0.5, GDK_INTERP_BILINEAR, 0xFF);
- g_object_unref(down);
- g_object_unref(dev);
+ copy = cairo_surface_create_similar (dev,
+ cairo_surface_get_content (dev),
+ cairo_image_surface_get_width (dev) / icon_scale,
+ cairo_image_surface_get_height (dev) / icon_scale);
+ cr = cairo_create (copy);
+ cairo_set_source_surface (cr, dev, 0, 0);
+ cairo_paint (cr);
+
+ down = gtk_icon_theme_load_surface(icon_theme, ERROR_ICON, icon_size, icon_scale, NULL, 0, NULL);
+ cairo_scale (cr, 0.5, 0.5);
+ cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
+ cairo_set_source_surface (cr, down, 8 * icon_scale, 8 * icon_scale);
+ cairo_paint (cr);
+
+ cairo_surface_destroy(down);
+ cairo_surface_destroy(dev);
dev = copy;
}
if (applet->show_icon) {
gtk_widget_show(applet->dev_pix);
- gtk_image_set_from_pixbuf(GTK_IMAGE(applet->dev_pix), dev);
+ gtk_image_set_from_surface(GTK_IMAGE(applet->dev_pix), dev);
} else {
gtk_widget_hide(applet->dev_pix);
}
- g_object_unref(dev);
+ cairo_surface_destroy(dev);
}
/* Change visibility of signal quality icon for wireless devices
@@ -323,30 +339,42 @@ update_quality_icon(MateNetspeedApplet *applet)
q = (applet->devinfo.qual);
q /= 25;
- q = CLAMP(q, 0, 3); /* q out of range would crash when accessing qual_pixbufs[q] */
- gtk_image_set_from_pixbuf (GTK_IMAGE(applet->qual_pix), applet->qual_pixbufs[q]);
+ q = CLAMP(q, 0, 3); /* q out of range would crash when accessing qual_surfaces[q] */
+ gtk_image_set_from_surface (GTK_IMAGE(applet->qual_pix), applet->qual_surfaces[q]);
}
static void
-init_quality_pixbufs(MateNetspeedApplet *applet)
+init_quality_surfaces(MateNetspeedApplet *applet)
{
GtkIconTheme *icon_theme;
int i;
- GdkPixbuf *pixbuf;
+ cairo_surface_t *surface;
+ gint icon_scale;
+
+ /* FIXME: Add larger icon files. */
+ gint icon_size = 24;
icon_theme = gtk_icon_theme_get_default();
+ icon_scale = gtk_widget_get_scale_factor (GTK_WIDGET (applet->applet));
for (i = 0; i < 4; i++) {
- if (applet->qual_pixbufs[i])
- g_object_unref(applet->qual_pixbufs[i]);
- pixbuf = gtk_icon_theme_load_icon(icon_theme,
- wireless_quality_icon[i], 24, 0, NULL);
- if (pixbuf) {
- applet->qual_pixbufs[i] = gdk_pixbuf_copy(pixbuf);
- g_object_unref(pixbuf);
+ if (applet->qual_surfaces[i])
+ cairo_surface_destroy(applet->qual_surfaces[i]);
+ surface = gtk_icon_theme_load_surface(icon_theme,
+ wireless_quality_icon[i], icon_size, icon_scale, NULL, 0, NULL);
+ if (surface) {
+ cairo_t *cr;
+ applet->qual_surfaces[i] = cairo_surface_create_similar (surface,
+ cairo_surface_get_content (surface),
+ cairo_image_surface_get_width (surface) / icon_scale,
+ cairo_image_surface_get_height (surface) / icon_scale);
+ cr = cairo_create (applet->qual_surfaces[i]);
+ cairo_set_source_surface (cr, surface, 0, 0);
+ cairo_paint (cr);
+ cairo_surface_destroy(surface);
}
else {
- applet->qual_pixbufs[i] = NULL;
+ applet->qual_surfaces[i] = NULL;
}
}
}
@@ -357,7 +385,7 @@ icon_theme_changed_cb(GtkIconTheme *icon_theme, gpointer user_data)
{
MateNetspeedApplet *applet = (MateNetspeedApplet*)user_data;
- init_quality_pixbufs(user_data);
+ init_quality_surfaces(user_data);
if (applet->devinfo.type == DEV_WIRELESS && applet->devinfo.up)
update_quality_icon(user_data);
change_icons(user_data);
@@ -1668,7 +1696,7 @@ mate_netspeed_applet_factory(MatePanelApplet *applet_widget, const gchar *iid, g
gtk_box_pack_start(GTK_BOX(spacer_box), applet->qual_pix, FALSE, FALSE, 0);
gtk_box_pack_start(GTK_BOX(spacer_box), applet->dev_pix, FALSE, FALSE, 0);
- init_quality_pixbufs(applet);
+ init_quality_surfaces(applet);
applet_change_size_or_orient(applet_widget, -1, (gpointer)applet);
gtk_widget_show_all(GTK_WIDGET(applet_widget));