/// <summary>
/// Override for left-click selection
/// </summary>
/// <param name="sender">Reference to sending object.</param>
/// <param name="e">Mouse event arguments.</param>
private void MouseLeftButtonUp( object sender , MouseEventArgs e )
{
if ( canvas != null )
{
if ( canvas.DrawMode == DrawModes.Select
|| canvas.DrawMode == DrawModes.LineLoad )
{
// start dialog for user input
SetFixityDialog dlg = new SetFixityDialog( canvas , this );
dlg.ShowDialog();
// if there is no load in horizontal or vertical direction, delete the load ...
if ( !this.IsFixedX && !this.IsFixedY )
{
this.Delete();
foreach ( MaterialBlock mb in canvas.MaterialBlocks )
{
mb.LineConstraints.RemoveAll( delegate( LineConstraint lc ) { return lc == this; } );
}
}
// ... otherwise update its visibility and plotting location
else
{
this.Update();
}
if ( dlg.DialogResult == true )
{
canvas.IsSaved = false;
canvas.IsVerified = false;
}
}
}
else if ( defineCanvas != null )
{
ActivateFixityDialog dlg = new ActivateFixityDialog( defineCanvas , this );
dlg.ShowDialog();
this.Update();
}
}
public bool ApplyFixity( DrawingPoint p1 , DrawingPoint p2 )
{
bool added = false;
// find point indices in list
int index1 = BoundaryPoints.FindIndex( delegate( DrawingPoint p ) { return p == p1; } );
int index2 = BoundaryPoints.FindIndex( delegate( DrawingPoint p ) { return p == p2; } );
// if points were not successfully found
if ( index1 == -1 || index2 == -1 )
{
MessageBox.Show( "Points not found on block." , "Fix X error" );
return added;
}
// ensure max and min as appropriate
if ( ((index1 > index2) && !(index2 == 0 && index1 == BoundaryPoints.Count - 1))
|| (index1 == 0 && index2 == BoundaryPoints.Count - 1) )
{
int tmp = index1;
index1 = index2;
index2 = tmp;
DrawingPoint tmpPt = p1;
p1 = p2;
p2 = tmpPt;
}
// if points are the same, fix/unfix the point ...
if ( index1 == index2 )
{
bool prevFixedX = p1.IsFixedX , prevFixedY = p1.IsFixedY;
SetFixityDialog dlg = new SetFixityDialog( canvas , p1 );
dlg.ShowDialog();
if ( dlg.DialogResult == true )
{
bool newFixedX = p1.IsFixedX;
if ( newFixedX != prevFixedX )
{
for ( int i = 0 ; i < p1.PhaseFixActiveX.Count ; i++ )
{
p1.PhaseFixActiveX[i] = newFixedX;
}
}
bool newFixedY = p1.IsFixedY;
if ( newFixedY != prevFixedY )
{
for ( int i = 0 ; i < p1.PhaseFixActiveY.Count ; i++ )
{
p1.PhaseFixActiveY[i] = newFixedY;
}
}
canvas.IsSaved = false;
canvas.IsVerified = false;
}
added = true;
}
// ... or if the points are adjacent, create a line constraint ...
else if ( ((index2 - index1) == 1) || (index2 == 0 && index1 == BoundaryPoints.Count - 1) )
{
LineConstraint existingLC = LineConstraints.Find( delegate( LineConstraint lc ) { return lc.Nodes.Contains( p1 ) && lc.Nodes.Contains( p2 ); } );
if ( existingLC != null )
{
bool prevFixX = existingLC.IsFixedX;
bool prevFixY = existingLC.IsFixedY;
SetFixityDialog dlg = new SetFixityDialog( canvas , existingLC );
dlg.ShowDialog();
if ( dlg.DialogResult == true )
{
bool newFixX = existingLC.IsFixedX;
if ( newFixX != prevFixX )
{
for ( int i = 0 ; i < existingLC.PhaseFixedX.Count ; i++ )
existingLC.PhaseFixedX[i] = newFixX;
for ( int i = 0 ; i < existingLC.Nodes.Count ; i++ )
{
for ( int j = 0 ; j < existingLC.Nodes[i].PhaseFixActiveX.Count ; j++ )
existingLC.Nodes[i].PhaseFixActiveX[j] =
existingLC.Nodes[i].PhaseFixActiveX[j] || existingLC.PhaseFixedX[j];
}
}
bool newFixY = existingLC.IsFixedY;
if ( newFixY != prevFixY )
{
for ( int i = 0 ; i < existingLC.PhaseFixedY.Count ; i++ )
existingLC.PhaseFixedY[i] = newFixY;
for ( int i = 0 ; i < existingLC.Nodes.Count ; i++ )
{
for ( int j = 0 ; j < existingLC.Nodes.Count ; j++ )
existingLC.Nodes[i].PhaseFixActiveY[j] =
existingLC.Nodes[i].PhaseFixActiveY[j] || existingLC.PhaseFixedY[j];
}
}
canvas.IsSaved = false;
canvas.IsVerified = false;
}
added = true;
}
else
{
LineConstraint newLC = new LineConstraint( canvas , p1 , p2 , false , false );
SetFixityDialog dlg = new SetFixityDialog( canvas , newLC );
dlg.ShowDialog();
if ( dlg.DialogResult == true )
{
bool newFixX = newLC.IsFixedX , newFixY = newLC.IsFixedY;
for ( int i = 0 ; i < newLC.PhaseFixedX.Count ; i++ )
{
newLC.PhaseFixedX[i] = newFixX;
newLC.PhaseFixedY[i] = newFixY;
}
for ( int i = 0 ; i < newLC.Nodes.Count ; i++ )
{
for ( int j = 0 ; j < newLC.Nodes[i].PhaseFixActiveX.Count ; j++ )
{
newLC.Nodes[i].PhaseFixActiveX[j] =
newLC.Nodes[i].PhaseFixActiveX[j] || newLC.PhaseFixedX[j];
newLC.Nodes[i].PhaseFixActiveY[j] =
newLC.Nodes[i].PhaseFixActiveY[j] || newLC.PhaseFixedY[j];
}
}
//canvas.MaterialBlocks.ForEach(
// delegate( MaterialBlock mb )
// {
// if ( mb.BoundaryPoints.Contains( p1 ) && mb.BoundaryPoints.Contains( p2 ) )
// mb.LineConstraints.Add( newLC );
// } );
canvas.IsSaved = false;
canvas.IsVerified = false;
}
added = true;
}
}
// ... otherwise, indicate that a constraint cannot be applied in this manner
else
{
MessageBox.Show( "Points must be either the same or directly adjacent." , "Error" );
return added;
}
// remove any line constraints that are both unfixed
canvas.MaterialBlocks.ForEach(
delegate( MaterialBlock mb )
{
mb.LineConstraints.RemoveAll( delegate( LineConstraint lc ) { return (!lc.IsFixedX && !lc.IsFixedY); } );
} );
return added;
}
/// <summary>
/// Override for left-click selection
/// </summary>
/// <param name="sender">Reference to sending object.</param>
/// <param name="e">Mouse event arguments.</param>
private void fixLines_MouseLeftButtonUp( object sender , MouseEventArgs e )
{
if ( canvas != null )
{
if ( canvas.DrawMode == DrawModes.Select
|| canvas.DrawMode == DrawModes.LineLoad )
{
// start dialog for user input
SetFixityDialog dlg = new SetFixityDialog( canvas , this );
dlg.ShowDialog();
if ( dlg.DialogResult == true )
{
canvas.IsSaved = false;
canvas.IsVerified = false;
}
}
}
else if ( defineCanvas != null )
{
ActivateFixityDialog dlg = new ActivateFixityDialog( defineCanvas , this );
dlg.ShowDialog();
}
}