private void UpdateColor(object sender, PropertyChangedEventArgs args)
{
Dispatcher.Invoke(
() =>
{
if (_circle != null)
{
_circle.Fill = ChannelColors.GetChannelColor((IChannel)sender);
_circleInnerText.Text = ChannelColors.GetChannelStatusText((IChannel)sender);
}
});
}
private void RefreshUi()
{
lock (_rects)
{
_rects.Clear();
var grid = new Grid();
grid.CreateRows("50*", "50*");
grid.Cell().Row(1)
.AddUi(
new Label()
{
Content = _uiCard.CenterFrequency,
FontWeight = FontWeights.Black,
HorizontalAlignment = HorizontalAlignment.Center,
Foreground = Application.Current.Resources["SpectrumCardTextBrush"] as Brush
})
.AddUi(
new Label()
{
Content = _uiCard.Name,
HorizontalAlignment = HorizontalAlignment.Left,
Foreground = Application.Current.Resources["SpectrumCardNameBrush"] as Brush
})
.AddUi(
new Label()
{
//This is a shortcut to display the stream direction without picture using a webding character
FontFamily = new FontFamily("Webdings"),
FontSize = 16,
Content = (_uiCard.StreamDirection == StreamDirectionEnum.Down) ? "6" : "5",
HorizontalAlignment = HorizontalAlignment.Right,
Foreground = Application.Current.Resources["SpectrumCardNameBrush"] as Brush
}
);
grid.Cell().Row(0).AddUi(
new CustomCanvas(
canvas =>
{
int i = 0;
Trace.WriteLine(StringExt.Format("Create: {0} - {1}", _uiCard.Name, _uiCard.Channels.Count));
foreach (var channel in _uiCard.Channels)
{
var rect = new Rectangle()
{
Fill = ChannelColors.GetChannelColor(channel),
Margin = new Thickness(0, 3, 0, 3),
Stroke = Application.Current.Resources["SpectrumCardChannelStateBorderBrush"] as Brush
};
_rects.Add(rect);
canvas.Children.Add(rect);
i += 1;
}
return(true);
},
(c) =>
{
int i = 0;
foreach (var channel in _uiCard.Channels)
{
Trace.WriteLine(
StringExt.Format("Positioning : {0} - {1}", _uiCard.Name, _uiCard.Channels.Count));
var px = c.ActualWidth / 200
* (channel.CenterFreq - (_uiCard.CenterFrequency - 100)
- (channel.Bandwidth / 2));
var size = c.ActualWidth / 200 * channel.Bandwidth;
(c.Children[i] as Rectangle).Width = size;
(c.Children[i] as Rectangle).Height = c.ActualHeight;
Canvas.SetLeft(c.Children[i], px);
Canvas.SetTop(c.Children[i], 0);
i += 1;
Trace.WriteLine(StringExt.Format("Positioning : {0} - {1}", _uiCard.Name, px));
}
}));
Trace.WriteLine(StringExt.Format("{0} - {1}", _uiCard.Name, _uiCard.Channels.Count));
Child = grid;
if (ActualHeight < 50)
{
grid.RowDefinitions[0].Height = new GridLength(0);
}
InvalidateVisual();
}
}
