public void SelectPoint(GraphPoint point)
{
int index = Points.IndexOf(point);
if (index >= 0 && index < Points.Count)
{
RowManager.CurrentRowIndex = index;
RowManager.EnsureRowindexVisible(index);
}
}
public bool DeletePoint(GraphPoint p)
{
if (p == null)
{
return(false);
}
if (Points.Remove(p))
{
RowManager.RowCount = Points.Count;
return(true);
}
return(false);
}
public virtual GraphPoint FindPointByKey(string key, GraphList graphlist)
{
if (graphlist == null)
{
return(null);
}
GraphPoint p = null;
foreach (GraphBase g in graphlist.Values)
{
p = g.GetPointByKey(key);
if (p != null)
{
return(p);
}
}
return(null);
}
public IEnumerable <GraphPoint> FindPoint(decimal x1, decimal y1, decimal x2, decimal y2)
{
//if (Points.Count == 0)
int index = Points.IndexOfElementOrSuccessor(new GraphPoint(x1, y1));
while (index >= 0 && index < Points.Count)
{
GraphPoint p = Points [index];
if (p.X > x2)
{
yield break;
}
if (p.Y >= y1 && p.Y <= y2)
{
yield return(p);
}
index++;
}
}
public bool AddPoint(GraphPoint p)
{
if (p == null)
{
return(false);
}
// check if a point with the same X-Value exists
int index = Points.IndexOfElementOrSuccessor(p);
if (index >= 0 && index < Points.Count)
{
GraphPoint pp = Points [index];
if ((double)Math.Abs(pp.X - p.X) < Double.Epsilon)
{
return(false);
}
}
Points.Add(p);
RowManager.RowCount = Points.Count;
RowManager.CurrentRowIndex = Points.IndexOf(p);
return(true);
}