protected override bool OnExposeEvent(Gdk.EventExpose evnt)
{
if (!Visible || !IsMapped) {
return true;
}
if (ServiceStack.ServiceManager.PlaybackController.CurrentTrack != null && ServiceStack.ServiceManager.PlaybackController.CurrentTrack.Uri.IsLocalPath) {
int slider_width = (int)this.StyleGetProperty ("slider-length");
slider_width += 2;
int slider_height = (int)(Allocation.Height * 0.45);
var uri = ServiceStack.ServiceManager.PlaybackController.CurrentTrack.Uri;
mood_service = ServiceStack.ServiceManager.Get<MoodbarService> ();
var moodbar = mood_service.GetMoodbar (uri);
if(moodbar == null)
return base.OnExposeEvent (evnt);
Cairo.Context cr = Gdk.CairoHelper.Create (evnt.Window);
foreach (Gdk.Rectangle damage in evnt.Region.GetRectangles ()) {
cr.Rectangle (damage.X, damage.Y, damage.Width, damage.Height);
cr.Clip ();
moodbar.Render (cr, (int)(Allocation.Left + slider_width / 2.0), 0, Allocation.Width - slider_width, Allocation.Height);
// darker area indicating what's been listened'
double handle_position = (Value - this.Adjustment.Lower) * (Allocation.Width - slider_width) / (this.Adjustment.Upper - this.Adjustment.Lower);
if (handle_position < 0 || Double.IsNaN (handle_position) || Double.IsInfinity (handle_position)) {
handle_position = 0;
}
cr.SetSourceRGBA (0, 0, 0, 0.4);
cr.Rectangle (Allocation.Left + slider_width / 2.0, Allocation.Top, handle_position, Allocation.Height);
cr.Fill ();
// cr.SetSourceRGBA (0, 0, 0, 1.0);
// cr.Rectangle (Allocation.Left + slider_width / 2.0 + handle_position - 1, Allocation.Top, 1, Allocation.Height);
// cr.Fill ();
cr.ResetClip ();
// painting slider
Gtk.Style.PaintSlider (Style, GdkWindow, State, Gtk.ShadowType.In, damage, this, "hscale",
(int)(Allocation.Left + handle_position),
Allocation.Top + (Allocation.Height - slider_height) / 2, slider_width,
slider_height, Gtk.Orientation.Horizontal);
}
((IDisposable)cr).Dispose ();
return true;
}
else
return base.OnExposeEvent (evnt);
}
protected override void Init()
{
moodbar_service = ServiceManager.Get<MoodbarService> ();
}
protected override void Cleanup()
{
moodbar_service = null;
base.Cleanup ();
}
public MoodbarTrackEditorField()
{
mood_service = ServiceManager.Get<MoodbarService> ();
BuildWidgets ();
}
