public AddPointLoadDialog( SlopeCanvas canvas , PointLoad load )
{
InitializeComponent();
this.canvas = canvas;
this.load = load;
// get units dependent scaling factor and strings
double factor;
string coordUnits , loadUnits;
switch ( canvas.Units )
{
case Units.Metres: factor = 0.0254; coordUnits = "m"; loadUnits = "kN"; break;
case Units.Millimetres: factor = 25.4; coordUnits = "mm"; loadUnits = "kN"; break;
case Units.Feet: factor = 1.0 / 12.0; coordUnits = "ft"; loadUnits = "lbf"; break;
default: factor = 1.0; coordUnits = "in"; loadUnits = "lbf"; break;
}
// set units labels
nodeUnits.Content = coordUnits;
xLoadUnits.Content = loadUnits;
yLoadUnits.Content = loadUnits;
// set node coordinates
double xCoord , yCoord;
xCoord = (load.Node.Point.X - canvas.OriginOffsetX) / canvas.DpiX * factor * canvas.Scale;
yCoord = (canvas.ActualHeight - load.Node.Point.Y - canvas.OriginOffsetY) / canvas.DpiY * factor * canvas.Scale;
coords.Content = string.Format( "({0}, {1})" , Math.Round( xCoord , 2 ) , Math.Round( yCoord , 2 ) );
// set existing load values (if present)
isLoadedX.IsChecked = xLoad.IsEnabled = load.IsLoadedX;
xLoad.Text = string.Format( "{0}" , Math.Round( load.XLoad , 2 ) );
isLoadedY.IsChecked = yLoad.IsEnabled = load.IsLoadedY;
yLoad.Text = string.Format( "{0}" , Math.Round( load.YLoad , 2 ) );
}
public FactorPointLoadDialog( SlopeDefineCanvas canvas , PointLoad load )
{
InitializeComponent();
this.canvas = canvas;
this.load = load;
// get units dependent scaling factor and strings
double factor;
string coordUnits , loadUnits;
switch ( canvas.Units )
{
case Units.Metres: factor = 0.0254; coordUnits = "m"; loadUnits = "kN"; break;
case Units.Millimetres: factor = 25.4; coordUnits = "mm"; loadUnits = "kN"; break;
case Units.Feet: factor = 1.0 / 12.0; coordUnits = "ft"; loadUnits = "lbf"; break;
default: factor = 1.0; coordUnits = "in"; loadUnits = "lbf"; break;
}
// set units labels
nodeUnits.Content = coordUnits;
xLoadUnits.Content = loadUnits;
yLoadUnits.Content = loadUnits;
// set node coordinates
double xCoord , yCoord;
xCoord = (load.Node.Point.X - canvas.OriginOffsetX) / canvas.DpiX * factor * canvas.Scale;
yCoord = (canvas.ActualHeight - load.Node.Point.Y - canvas.OriginOffsetY) / canvas.DpiY * factor * canvas.Scale;
coords.Content = string.Format( "({0}, {1})" , Math.Round( xCoord , 2 ) , Math.Round( yCoord , 2 ) );
// set existing load values (if present)
MaterialBlock parent = canvas.Substructs.Find( delegate( MaterialBlock mb ) { return mb.Material.Name != "NULL" && mb.PointLoads.Contains( load ); } );
isLoadedX.IsEnabled = parent != null && load.IsLoadedX;
isLoadedX.IsChecked = xFactor.IsEnabled = parent != null && load.IsActiveX;
xFactor.Text = string.Format( "{0}" , Math.Round( load.XFactor , 3 ) );
xLoad.Text = string.Format( "{0}" , Math.Round( load.XLoad , 2 ) );
isLoadedY.IsEnabled = parent != null && load.IsLoadedY;
isLoadedY.IsChecked = yFactor.IsEnabled = parent != null && load.IsActiveY;
yFactor.Text = string.Format( "{0}" , Math.Round( load.YFactor , 3 ) );
yLoad.Text = string.Format( "{0}" , Math.Round( load.YLoad , 2 ) );
}
public void ApplyPointLoad( DrawingPoint p )
{
// check if a point load has already been defined at this point
PointLoad load = pointLoads.Find( delegate( PointLoad pl ) { return pl.Node == p; } );
// if undefined, create a new point load object
if ( load == null )
{
load = new PointLoad( canvas , p , false , 0 , false , 0 );
//pointLoads.Add( load );
}
bool prevLoadedX = load.IsLoadedX , prevLoadedY = load.IsLoadedY;
// start dialog for user input
AddPointLoadDialog dlg = new AddPointLoadDialog( canvas , load );
dlg.ShowDialog();
// if there is no load in horizontal or vertical direction, delete the load ...
if ( !load.IsLoadedX && !load.IsLoadedY )
{
load.Delete();
//pointLoads.Remove( load );
canvas.MaterialBlocks.ForEach( delegate( MaterialBlock mb ) { mb.PointLoads.Remove( load ); } );
}
// ... otherwise update its visibility and plotting location
else
{
load.Update();
}
if ( dlg.DialogResult == true )
{
bool newLoadedX = load.IsLoadedX;
if ( newLoadedX != prevLoadedX )
{
for ( int i = 0 ; i < load.PhaseActiveX.Count ; i++ )
{
load.PhaseActiveX[i] = newLoadedX;
load.PhaseFactorX[i] = newLoadedX ? 1.0 : 0.0;
}
}
bool newLoadedY = load.IsLoadedY;
if ( newLoadedY != prevLoadedY )
{
for ( int i = 0 ; i < load.PhaseActiveY.Count ; i++ )
{
load.PhaseActiveY[i] = newLoadedY;
load.PhaseFactorY[i] = newLoadedY ? 1.0 : 0.0;
}
}
canvas.IsSaved = false;
canvas.IsVerified = false;
}
}