Generate icons.

2 files changed, 64 insertions, 2 deletions

diff --git a/lib/Makefile.am b/lib/Makefile.am
index d716aaa2..17e8f2dc 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -1,3 +1,4 @@
+AM_LDFLAGS = -lm
 AM_VALAFLAGS = --metadatadir $(top_srcdir)/deps \
                --vapidir $(top_srcdir)/deps
 
@@ -5,16 +6,20 @@ libexec_PROGRAMS = indicator-keyboard-service
 
 indicator_keyboard_service_SOURCES = main.vala
 indicator_keyboard_service_VALAFLAGS = $(AM_VALAFLAGS)   \
+                                       --pkg posix       \
+                                       --pkg pangocairo  \
                                        --pkg gtk+-3.0    \
-                                       --pkg ibus-1.0    \
+                                       --pkg Xkl-1.0     \
                                        --pkg libgnomekbd \
-                                       --pkg Xkl-1.0
+                                       --pkg ibus-1.0
 indicator_keyboard_service_CFLAGS = $(GTK_CFLAGS)         \
+                                    $(PANGOCAIRO_CFLAGS)  \
                                     $(LIBXKLAVIER_CFLAGS) \
                                     $(LIBGNOMEKBD_CFLAGS) \
                                     $(IBUS_CFLAGS)        \
                                     $(AM_CFLAGS)
 indicator_keyboard_service_LDFLAGS = $(GTK_LIBS)         \
+                                     $(PANGOCAIRO_LIBS)  \
                                      $(LIBXKLAVIER_LIBS) \
                                      $(LIBGNOMEKBD_LIBS) \
                                      $(IBUS_LIBS)        \
diff --git a/lib/main.vala b/lib/main.vala
index 0990b95c..23e4b861 100644
--- a/lib/main.vala
+++ b/lib/main.vala
@@ -23,6 +23,49 @@ public class Indicator.Keyboard.Service : Object {
 	}
 
 	[DBus (visible = false)]
+	private Gtk.StyleContext get_style_context () {
+		var context = new Gtk.StyleContext ();
+
+		context.set_screen (Gdk.Screen.get_default ());
+
+		var path = new Gtk.WidgetPath ();
+		path.append_type (typeof (Gtk.MenuItem));
+		context.set_path (path);
+
+		return context;
+	}
+
+	[DBus (visible = false)]
+	protected virtual Icon create_icon (string text) {
+		Pango.FontDescription description;
+		var style = get_style_context ();
+		var colour = style.get_color (Gtk.StateFlags.NORMAL);
+		style.get (Gtk.StateFlags.NORMAL, Gtk.STYLE_PROPERTY_FONT, out description);
+
+		var surface = new Cairo.ImageSurface (Cairo.Format.ARGB32, 20, 20);
+		var context = new Cairo.Context (surface);
+
+		context.set_source_rgba (colour.red, colour.green, colour.blue, colour.alpha);
+		context.set_source_rgba (1.0, 0.0, 0.0, 1.0);
+		context.paint ();
+
+		context.set_operator (Cairo.Operator.CLEAR);
+		var layout = Pango.cairo_create_layout (context);
+		layout.set_alignment (Pango.Alignment.CENTER);
+		layout.set_font_description (description);
+		layout.set_text (text, -1);
+		Pango.cairo_update_layout (context, layout);
+		int width;
+		int height;
+		layout.get_pixel_size (out width, out height);
+		context.translate (Posix.floor (10.0 - 0.5 * width), Posix.floor (10.0 - 0.5 * height));
+		Pango.cairo_layout_path (context, layout);
+		context.fill ();
+
+		return Gdk.pixbuf_get_from_surface (surface, 0, 0, 20, 20);
+	}
+
+	[DBus (visible = false)]
 	private void handle_activate_map (Variant? parameter) {
 		try {
 			Process.spawn_command_line_async ("gucharmap");
@@ -63,6 +106,15 @@ public class Indicator.Keyboard.Service : Object {
 	}
 
 	[DBus (visible = false)]
+	private void handle_activate_foo (Variant? parameter) {
+		var window = new Gtk.Window ();
+
+		window.add (new Gtk.Image.from_gicon (create_icon ("US"), Gtk.IconSize.INVALID));
+
+		window.show_all ();
+	}
+
+	[DBus (visible = false)]
 	private IBus.Bus get_ibus () {
 		if (this.ibus == null) {
 			IBus.init ();
@@ -95,6 +147,10 @@ public class Indicator.Keyboard.Service : Object {
 		action.activate.connect (this.handle_activate_settings);
 		group.insert (action);
 
+		action = new SimpleAction ("foo", null);
+		action.activate.connect (this.handle_activate_foo);
+		group.insert (action);
+
 		return group;
 	}
 
@@ -154,6 +210,7 @@ public class Indicator.Keyboard.Service : Object {
 		section.append ("Character Map", "indicator.map");
 		section.append ("Keyboard Layout Chart", "indicator.chart");
 		section.append ("Text Entry Settings...", "indicator.settings");
+		section.append ("foo", "indicator.foo");
 		submenu.append_section (null, section);
 
 		var indicator = new MenuItem.submenu ("x", submenu);