public void Dimensionals()
{
Length a = new Length(1);
Length b = new Length();
b["cm"] = 50;
Length c = a+b;
Assert.AreEqual(c["mm"], 1500);
c = a * 1.2;
Assert.AreEqual(c["m"], 1.2);
}
/// <summary>
/// Default constructor.
/// </summary>
public Extrusion() : base()
{
Scale = 1;
Travel = new Length(1);
}
public void ExpectUnitException()
{
Length a = new Length(1);
a["invalid"] = 42;
}
/// <summary>
/// Initialize the point with a unitless vector.
/// </summary>
public Point(Vector vec)
{
_val = new Length[] {new Length(vec.X), new Length(vec.Y), new Length(vec.Z)};
}
/// <summary>
/// Initialization constructor.
/// </summary>
/// <param name="x"> The x coordinate. </param>
/// <param name="y"> The y coordinate. </param>
/// <param name="z"> The z coordinate. </param>
public Point(Length x, Length y, Length z)
{
_val = new Length[]{x, y, z};
}
/// <summary>
/// Initialization constructor.
/// Uses the default units.
/// </summary>
/// <param name="x"> The x coordinate. </param>
/// <param name="y"> The y coordinate. </param>
/// <param name="z"> The z coordinate. </param>
public Point(double x, double y, double z)
{
_val = new Length[]{new Length(x), new Length(y), new Length(z)};
}
/// <summary>
/// Default constructor.
/// Sets the coordinates to the origin.
/// </summary>
public Point()
{
_val = new Length[]{new Length(), new Length(), new Length()};
}
/// <summary>
/// Parses a string containing a point definition of the form [x,y,z] in default units.
/// </summary>
public void Parse(string valString)
{
if (!valString.StartsWith("[") || !valString.EndsWith("]"))
throw new Exception("Vector literals should be surrounded by []");
var comps = valString.Substring(1, valString.Length - 2).Split(',');
if (comps.Length != 3)
throw new Exception("Vector literals should have 3 comma-separated components");
for (int i = 0; i < 3; i++) {
_val[i] = new Length(double.Parse(comps[i]));
}
}