/// <summary>
/// Implements the interface method.
/// </summary>
public void CreateLanding(Document document, ElementId stairsElementId, int landingIndex)
{
// Get the run configurations for the runs before and after this landing.
IStairsRunComponent configuration1 = m_runConfigurations[landingIndex];
IStairsRunComponent configuration2 = m_runConfigurations[landingIndex + 1];
// Get the stairs path from the lower run for run direction.
Curve curve = configuration1.GetStairsPath()[0];
XYZ runDirection = (curve.GetEndPoint(1) - curve.GetEndPoint(0)).Normalize();
// Generate the landing configuration
IStairsLandingComponent configuration = GenerateLanding(configuration1.GetLastCurve() as Line,
configuration2.GetFirstCurve() as Line,
runDirection,
configuration2.RunElevation);
m_landingConfigurations.Add(configuration);
// Create the landing now
configuration.CreateLanding(document, stairsElementId);
}
/// <summary>
/// Implements the interface method.
/// </summary>
public void CreateStairsRun(Document document, ElementId stairsElementId, int runIndex)
{
// Calculate where the previous run ended.
XYZ previousRunEndPoint = runIndex == 0 ? XYZ.Zero : m_runConfigurations[runIndex - 1].GetRunEndpoint();
double elevation = runIndex == 0 ? m_bottomElevation : m_runConfigurations[runIndex - 1].TopElevation;
// Setup number of risers for the run.
int runNumberOfRisers = m_riserIncrement;
if (runIndex == m_numberOfLandings)
{
runNumberOfRisers = RiserNumber - m_numberOfLandings * m_riserIncrement;
}
// Setup the transform for the run. Every second run must be reversed in direction and start point generated from
// the offet to the previous run.
Transform transform = Transform.Identity;
XYZ pivotPoint = previousRunEndPoint + m_transform.OfPoint(new XYZ(RunWidth + RunOffset, 0, 0));
if (runIndex % 2 == 1)
{
Transform translation = Transform.CreateTranslation(pivotPoint);
Transform rotation = Transform.CreateRotationAtPoint(XYZ.BasisZ, Math.PI, pivotPoint);
transform = rotation.Multiply(translation);
}
transform = transform.Multiply(m_transform);
// Generate the run configuration and it.
IStairsRunComponent configuration = GenerateRun(runNumberOfRisers, elevation,
m_stairsType.MinTreadDepth, RunWidth, transform);
m_runConfigurations.Add(configuration);
// Create the run now (subsequent runs and landings need to use its geometric properties).
configuration.CreateStairsRun(document, stairsElementId);
}
