// add axis or curve point, depending on state. axis point graph coordinates are set later by
// setAxisPoint so user can see where the new axis point lies while editing the graph coordinatees
public NuGenPoint AddPoint(int xScreen, int yScreen, NuGenPointSet destination)
{
double xThetaGraph = 0.0, yRGraph = 0.0;
NuGenPoint p;
if ((digitizeState == DigitizeState.CurveState) ||
(digitizeState == DigitizeState.MeasureState))
{
ScreenToXThetaYR(xScreen, yScreen, out xThetaGraph, out yRGraph);
p = new NuGenPoint(xScreen, yScreen, xThetaGraph, yRGraph);
}
else
{
p = new NuGenPoint(xScreen, yScreen);
}
switch (digitizeState)
{
case DigitizeState.AxisState:
dirtyAxesTransformation = true;
pointSets.AddPointAxes(p);
break;
case DigitizeState.CurveState:
case DigitizeState.SegmentState:
pointSets.AddPointCurve(p, currentCurveName);
break;
case DigitizeState.MeasureState:
pointSets.AddPointMeasure(p, currentMeasureName);
break;
case DigitizeState.ScaleState:
dirtyScaleTransformation = true;
pointSets.AddPointScale(p);
break;
case DigitizeState.SelectState: //Could be any type of point, so decide
if (destination != null)
{
destination.AddPoint(p);
}
break;
}
PointSets.UpdateGraphCoordinates(coordSettings, transform);
return(p);
}
