public BezierCurve(BindingList <Vector2> vectors, Color Color, string name = "Krzywa beziera") : base(vectors, Color, name ?? "Krzywa beziera")
{
if (PointsToDraw == null && vectors != null)
{
PointsToDraw = DeCasteljau.drawCasteljau(Util.Vector2toPoints(Vectors));
}
}
private void elevateButton_Click(object sender, EventArgs e)
{
List <Vector2> newPoints = DeCasteljau.ElevateDegree(Curves[SelectedCurve].Vectors);
Curves[SelectedCurve].Vectors.ListChanged -= Curves[SelectedCurve].VectorsListChangedEvent;
Curves[SelectedCurve].Vectors.Clear();
foreach (Vector2 point in newPoints)
{
Curves[SelectedCurve].Vectors.Add(point);
}
Curves[SelectedCurve].Vectors.ListChanged += Curves[SelectedCurve].VectorsListChangedEvent;
Draw();
}
private void decreaseButton_Click(object sender, EventArgs e)
{
if (Curves[SelectedCurve].Vectors.Count < 4)
{
errorBox.Text = "Krzywa musi mieć co najmniej 4 punkty kontrolne";
return;
}
List <Vector2> newPoints = DeCasteljau.DecreaseDegree(Curves[SelectedCurve].Vectors);
Curves[SelectedCurve].Vectors.ListChanged -= Curves[SelectedCurve].VectorsListChangedEvent;
Curves[SelectedCurve].Vectors.Clear();
foreach (Vector2 point in newPoints)
{
Curves[SelectedCurve].Vectors.Add(point);
}
Curves[SelectedCurve].Vectors.ListChanged += Curves[SelectedCurve].VectorsListChangedEvent;
Draw();
}
internal override Tuple <CurveAbstract, CurveAbstract> Split(string splitValue)
{
float u = float.Parse(splitValue);
return(DeCasteljau.SplitBezier(this, u));
}
public override void VectorsListChangedEvent(object sender, ListChangedEventArgs e)
{
PointsToDraw = DeCasteljau.drawCasteljau(Util.Vector2toPoints(Vectors));
}
