mirror of
https://github.com/TakeV-Lambda/Tooth.git
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72 lines
1.8 KiB
Vala
72 lines
1.8 KiB
Vala
using Gtk;
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using Gdk;
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public class Tootle.Widgets.Avatar : EventBox {
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public string? url { get; set; }
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public int size { get; set; default = 48; }
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private Cache.Reference? cached;
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construct {
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get_style_context ().add_class ("avatar");
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notify["url"].connect (on_url_updated);
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notify["size"].connect (on_redraw);
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Screen.get_default ().monitors_changed.connect (on_redraw);
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on_url_updated ();
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}
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public Avatar (int size = this.size) {
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Object (size: size);
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on_redraw ();
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}
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~Avatar () {
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notify["url"].disconnect (on_url_updated);
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Screen.get_default ().monitors_changed.disconnect (on_redraw);
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cache.unload (cached);
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}
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private void on_url_updated () {
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cached = null;
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on_redraw ();
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cache.load (url, on_cache_result);
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}
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private void on_cache_result (Cache.Reference? result) {
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cached = result;
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on_redraw ();
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}
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public int get_scaled_size () {
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return size * get_scale_factor ();
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}
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private void on_redraw () {
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set_size_request (get_scaled_size (), get_scaled_size ());
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queue_draw_area (0, 0, size, size);
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}
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public override bool draw (Cairo.Context ctx) {
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var w = get_allocated_width ();
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var h = get_allocated_height ();
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var style = get_style_context ();
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var border_radius = style.get_property (Gtk.STYLE_PROPERTY_BORDER_RADIUS, style.get_state ()).get_int ();
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Pixbuf pixbuf;
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Drawing.draw_rounded_rect (ctx, 0, 0, w, h, border_radius);
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if (cached != null && !cached.loading) {
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pixbuf = cached.data.scale_simple (get_scaled_size (), get_scaled_size (), InterpType.BILINEAR);
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}
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else {
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pixbuf = IconTheme.get_default ()
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.load_icon_for_scale ("avatar-default", size, get_scale_factor (), IconLookupFlags.GENERIC_FALLBACK);
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}
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Gdk.cairo_set_source_pixbuf (ctx, pixbuf, 0, 0);
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ctx.fill ();
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return Gdk.EVENT_STOP;
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}
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}
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