/// <summary>
/// This is the method that actually does the work.
/// </summary>
/// <param name="DA">The DA object is used to retrieve from inputs and store in outputs.</param>
protected override void SolveInstance(IGH_DataAccess DA)
{
//Get imput curve
Curve refCurve = null;
DA.GetData(0, ref refCurve);
//Get document
docu = this.OnPingDocument();
//Add all components to a new list and then filter to only selected elements
List <IGH_DocumentObject> objects = new List <IGH_DocumentObject>();
try
{
objects = docu.Objects.ToList <IGH_DocumentObject>();
objects = GH_Document.FilterSelected(objects);
}
catch
{
}
//If more than one component are selected run main logic
if (objects.Count > 1)
{
int elements = objects.Count();
//Get max and min coordinates of the existing components, this values will be used to remap
// the points from the input curve
float minX = objects[0].Attributes.Pivot.X;
float maxX = objects[0].Attributes.Pivot.X;
float minY = objects[0].Attributes.Pivot.Y;
float maxY = objects[0].Attributes.Pivot.Y;
foreach (IGH_DocumentObject obj in objects)
{
if (obj != this)
{
if (obj.Attributes.Pivot.X < minX)
{
minX = obj.Attributes.Pivot.X;
}
if (obj.Attributes.Pivot.X > maxX)
{
maxX = obj.Attributes.Pivot.X;
}
if (obj.Attributes.Pivot.Y < minY)
{
minY = obj.Attributes.Pivot.Y;
}
if (obj.Attributes.Pivot.Y > maxY)
{
maxY = obj.Attributes.Pivot.Y;
}
}
}
//Only max amplitude (x or y) will be used to remap curve
float xAmplitude = Math.Abs(minX - maxX);
float yAmplitude = Math.Abs(minY - maxY);
float minMapping;
float maxMapping;
if (xAmplitude >= yAmplitude)
{
minMapping = minX;
maxMapping = maxX;
}
else
{
minMapping = minY;
maxMapping = maxY;
}
//Get points along input curve
refCurve.Domain = new Interval(0, 1);
List <double> parameters = new List <double>();
for (double i = 0; i < 1; i += 1.0 / elements)
{
parameters.Add(i);
}
List <Point3d> insertionPoints = new List <Point3d>();
List <double> Xs = new List <double>();
List <double> Ys = new List <double>();
//Add coordinates of the points
foreach (double param in parameters)
{
Point3d pt = refCurve.PointAt(param);
Xs.Add(pt.X);
Ys.Add(pt.Y);
}
List <double> mappedXs = new List <double>();
List <double> mappedYs = new List <double>();
double minFX = Xs.Min();
double maxFX = Xs.Max();
double minFY = Ys.Min();
double maxFY = Ys.Max();
//Remap values to the domain extracted from the components coordinates
foreach (double x in Xs)
{
mappedXs.Add(x.Remap(minFX, maxFX, minMapping, maxMapping));
}
foreach (double y in Ys)
{
mappedYs.Add(y.Remap(minFY, maxFY, maxMapping, minMapping));
}
//Set the coordiantes of the components
for (int i = 0; i < objects.Count(); i++)
{
objects[i].Attributes.Pivot = new System.Drawing.PointF((float)mappedXs[i], (float)mappedYs[i]);
}
}
}
