private void TweenChanged(object sender, GTweenEventArgs e)
{
var x = Math.Max(_plotAt.X, 0);
x = Math.Min(x, _bitmap.Width - 1);
var y = _bitmap.Height - 1 - _plotAt.Y;
y = Math.Max(y, 0);
y = Math.Min(y, _bitmap.Height - 1);
using (var gfx = Graphics.FromImage(_bitmap))
{
gfx.DrawLine(Pens.Red, (float)_plotFrom.X, (float)_plotFrom.Y, (float)x, (float)y);
}
bitmapDisplay?.Invoke((MethodInvoker)bitmapDisplay.Refresh);
_plotFrom.X = x;
_plotFrom.Y = y;
}
private void TweenCompleted(object sender, GTweenEventArgs e)
{
var tween = e.Tween;
tween.Completed -= TweenCompleted;
var from = (Point)tween.Data;
var to = (Point)tween.Target;
var xFrom = Math.Max((float)from.X, 0f);
xFrom = Math.Min(xFrom, _maxWidth);
var yFrom = Math.Max((float)from.Y, 0f);
yFrom = Math.Min(yFrom, _maxHeight);
var xTo = xFrom;
xTo += _maxWidth / ((float)tween.Duration * 1000 / 40);
xTo = Math.Max(xTo, 0.0f);
xTo = Math.Min(xTo, _maxWidth);
var yTo = Math.Max((float)to.Y, 0f);
yTo = Math.Min(yTo, _maxHeight);
try
{
_graphics.DrawLine(Pens.Bisque, xFrom, yFrom, xTo, yTo);
}
catch (InvalidOperationException)
{
}
finally
{
_counter.Signal();
}
}
private void TweenCompleted(object sender, GTweenEventArgs e)
{
_xTween.Paused = _yTween.Paused = true;
}
