public void HandleFirstDotClicked(object o)
{
var values = (int[])o;
int Row = values[0];
int Col = values[1];
//Clicked Same
if (startClickDot != null && startClickDot.Row == Row && startClickDot.Col == Col)
{
//Deselect
startClickDot.IsSelected = false;
startClickDot = null;
return;
}
//Clicked Another
if (startClickDot != null)
{
startClickDot.IsSelected = false;
startClickDot = null;
}
startClickDot = Shapes.Dots[FieldSize * Row + Col];
startClickDot.IsSelected = true;
}
public void HandleSecondDotClicked(object o)
{
//Start must precede
if (startClickDot == null)
{
return;
}
var values = (int[])o;
int Row = values[0];
int Col = values[1];
//Toggle on
if (IsValidEndPoint(Row, Col))
{
endClickDot = Shapes.Dots[FieldSize * Row + Col];
model.AddNewLine(new Tuple <Point, Point>(new Point(startClickDot.Row, startClickDot.Col)
, new Point(endClickDot.Row, endClickDot.Col)));
startClickDot.IsSelected = false;
startClickDot = null;
endClickDot = null;
}
}