public Channel MakeChannel(ChannelInfo info)
{
var channel = new InterpolationChannel(info, this);
int id = channel.GetId();
_channels[id] = channel;
return(channel);
}
public Image Draw(Viewport viewport)
{
Point[] bounds = viewport.GetUserBounds();
TTime[] timeRange = new TTime[] { bounds[0].X, bounds[1].X };
Image image = new Image(viewport); // recreate image
// fill blank
image.Rectangle(viewport.GetUserBounds())
.Add()
.FillStroke(Color.LightYellow, Color.Empty);
// draw grid
for (int i = -1; i <= 1; ++i)
{
var p0 = new Point(bounds[0].X, i);
var p1 = new Point(bounds[1].X, i);
image.Line(new[] { p0, p1 })
.Add()
.FillStroke(Color.Empty, Color.LightGray, strokeWidth: 0.01f);
}
// draw current time
{
var p0 = new Point((float)_currentTime, bounds[0].Y);
var p1 = new Point((float)_currentTime, bounds[1].Y);
image.Line(new[] { p0, p1 })
.Add()
.FillStroke(Color.Empty, Color.Gray, strokeWidth: 0.01f);
}
// draw channels
int segmentCount = 50;
foreach (var i in _channels)
{
InterpolationChannel c = i.Value;
Color color = ColorUtils.GetRareColor(c.GetId(), 0.5, 0.5);
c.Draw(timeRange, image, segmentCount, color);
}
return(image);
}
