+ text = t;
+ signal_autosize_changed.emit();
+ rebuild();
+}
+
+void Button::set_icon(const GL::Texture2D *i)
+{
+ icon = i;
+ rebuild();
+}
+
+void Button::rebuild_special(const Part &part, CachedPart &cache)
+{
+ if(part.get_name()=="text")
+ text.build(part, geom, cache);
+ if(part.get_name()=="icon")
+ {
+ cache.texture = icon;
+ if(icon)
+ {
+ Geometry rgeom;
+ rgeom.w = icon->get_width();
+ rgeom.h = icon->get_height();
+ part.get_alignment().apply(rgeom, geom, part.get_margin());
+
+ cache.clear_mesh();
+
+ GL::MeshBuilder bld(*cache.mesh);
+ bld.color(1.0f, 1.0f, 1.0f);
+ bld.begin(GL::QUADS);
+ bld.texcoord(0, 0);
+ bld.vertex(rgeom.x, rgeom.y);
+ bld.texcoord(1, 0);
+ bld.vertex(rgeom.x+rgeom.w, rgeom.y);
+ bld.texcoord(1, 1);
+ bld.vertex(rgeom.x+rgeom.w, rgeom.y+rgeom.h);
+ bld.texcoord(0, 1);
+ bld.vertex(rgeom.x, rgeom.y+rgeom.h);
+ bld.end();
+ }
+ }