/// <summary>
/// Executes the command.
/// Creates, gets parameters and add a Distributed line load to the selected line elements.
/// </summary>
/// <param name="services">CommandServices object to interact with the system</param>
public override void Run(Canguro.Controller.CommandServices services)
{
DistributedSpanLoad load = new DistributedSpanLoad();
//services.GetProperties(Title, load, false);
if (Canguro.Controller.Grid.LoadEditFrm.EditLoad(load) == System.Windows.Forms.DialogResult.OK)
{
List<Item> selection = services.GetSelection();
foreach (Item item in selection)
{
if (item is LineElement)
((LineElement)item).Loads.Add((DistributedSpanLoad)load.Clone());
}
}
}
/// <summary>
/// Executes the command.
/// Creates, gets parameters and add a Distributed line load to the selected line elements.
/// </summary>
/// <param name="services">CommandServices object to interact with the system</param>
public override void Run(Canguro.Controller.CommandServices services)
{
if (Canguro.Controller.Grid.LoadEditFrm.EditLoad(this) == System.Windows.Forms.DialogResult.OK)
{
DistributedSpanLoad newLoad = new DistributedSpanLoad();
newLoad.Da = 0;
newLoad.Db = 1;
newLoad.Direction = direction;
newLoad.La = load;
newLoad.Lb = load;
newLoad.Type = type;
List<Item> selection = services.GetSelection();
foreach (Item item in selection)
{
if (item is LineElement)
((LineElement)item).Loads.Add((DistributedSpanLoad)newLoad.Clone());
}
}
}
/// <summary>
/// Distributes a DistributedSpanLoad between the line element where it is and a new adjacent line element.
/// </summary>
/// <param name="newLineLoads">The AssignedLoads object of the new Line Element</param>
/// <param name="lc">The Load Case to which the load belongs.</param>
/// <param name="x">The dividing point of the two line elements [0, 1]</param>
/// <param name="load">The Load to distribute in two elements</param>
/// <returns>true if the load was moved to the new Line Element (so the caller removes it). false otherwise.</returns>
private static bool RelocateDistributedLoads(AssignedLoads newLineLoads, LoadCase lc, float x, DistributedSpanLoad load)
{
if (load.Da < x && load.Db < x)
{
load.Da = load.Da / x;
load.Db = load.Db / x;
return false;
}
if (load.Da >= x && load.Db >= x)
{
load = (DistributedSpanLoad)load.Clone();
load.Id = 0;
load.Da = (load.Da - x) / (1 - x);
load.Db = (load.Db - x) / (1 - x);
newLineLoads.Add(load, lc);
return true;
}
if (load.Da > load.Db)
{
float tmp = load.Db;
load.Db = load.Da;
load.Da = tmp;
tmp = load.Lb;
load.Lb = load.La;
load.La = tmp;
}
DistributedSpanLoad nLoad = (DistributedSpanLoad)load.Clone();
nLoad.Id = 0;
load.Da = load.Da / x;
load.Db = 1f;
load.Lb = (load.La) + (x - load.Da) * (load.Lb - load.La) / (load.Db - load.Da);
nLoad.Da = 0;
nLoad.Db = (nLoad.Db - x) / (1 - x);
nLoad.La = load.Lb;
newLineLoads.Add(nLoad, lc);
return false;
}
