public SnappedSphere()
{
FeatureCurves = new FeatureCurve[1];
FeatureCurves[0] = ProjectionParallelCircle = new CircleFeatureCurve();
ProjectionParallelCircle.Normal = new TVec(0, 0, 1);
ProjectionParallelCircle.NormalResult = new Vector3D(0, 0, 1);
}
public SnappedBendedGenCylinder()
{
FeatureCurves = new FeatureCurve[2];
// top curve
FeatureCurves[0] = TopFeatureCurve = new CircleFeatureCurve();
// bottom curve
FeatureCurves[1] = BottomFeatureCurve = new CircleFeatureCurve();
}
public SnappedCuboid()
{
FeatureCurves = new FeatureCurve[6];
FeatureCurves[0] = TopPlane = new RectangleFeatureCurve();
FeatureCurves[1] = BotPlane = new RectangleFeatureCurve();
FeatureCurves[2] = LftPlane = new RectangleFeatureCurve();
FeatureCurves[3] = RgtPlane = new RectangleFeatureCurve();
FeatureCurves[4] = FrnPlane = new RectangleFeatureCurve();
FeatureCurves[5] = BakPlane = new RectangleFeatureCurve();
}
public SnappedCylindricalPrimitive()
{
FeatureCurves = new FeatureCurve[2];
// top curve
FeatureCurves[0] = TopFeatureCurve = new CircleFeatureCurve();
// bottom curve
FeatureCurves[1] = BottomFeatureCurve = new CircleFeatureCurve();
}
/// <summary>
/// Checks weather two feature curves actually represent the same curve on the sketch (by
/// checking which sketch curves they are snapped to).
/// </summary>
/// <param name="left">The first curve</param>
/// <param name="right">The second curve</param>
/// <returns><c>true</c> if and only if both <paramref name="left"/> and <paramref name="right"/>
/// curves are snapped to the same object curve on the sketch.</returns>
public static bool IsSameObjectCurve(this FeatureCurve left, FeatureCurve right)
{
Contract.Requires(left != null);
Contract.Requires(right != null);
Contract.Requires(left is CircleFeatureCurve || left is RectangleFeatureCurve);
Contract.Requires(right is CircleFeatureCurve || right is RectangleFeatureCurve);
var leftCircle = left as CircleFeatureCurve;
var rightCircle = right as CircleFeatureCurve;
if (leftCircle != null && rightCircle != null)
{
return(leftCircle.SnappedTo != null &&
rightCircle.SnappedTo != null &&
leftCircle.SnappedTo == rightCircle.SnappedTo);
}
return(false); // TODO: Check this for rectangles too.
}
/// <summary>
/// Checks if a feature curve is free, that is the opposite of snapped.
/// </summary>
/// <param name="featureCurve">The feature curve to check</param>
/// <returns>The opposite of the <see cref="FeatureCurve.IsSnapped"/> method</returns>
public static bool IsFree(this FeatureCurve featureCurve)
{
Contract.Requires(featureCurve != null);
return(!featureCurve.IsSnapped());
}
