private void mouseLeftButtonDown_GetPolygonalIsovist(object sender, MouseButtonEventArgs e)
{
var point = this._host.InverseRenderTransform.Transform(Mouse.GetPosition(this._host.FloorScene));
UV p = new UV(point.X, point.Y);
Cell cell = this._host.cellularFloor.FindCell(p);
if (cell == null)
{
MessageBox.Show("Pick a point on the walkable field and try again!\n");
return;
}
switch (this._host.IsovistBarrierType)
{
case BarrierType.Visual:
if (cell.VisualOverlapState != OverlapState.Outside)
{
MessageBox.Show("Pick a point outside visual barriers.\nTry again!");
return;
}
break;
case BarrierType.Physical:
if (cell.PhysicalOverlapState != OverlapState.Outside)
{
MessageBox.Show("Pick a point outside physical barriers.\nTry again!");
return;
}
break;
case BarrierType.Field:
if (cell.FieldOverlapState != OverlapState.Inside)
{
MessageBox.Show("Pick a point inside the walkable field.\nTry again!");
return;
}
break;
case BarrierType.BarrierBuffer:
if (cell.BarrierBufferOverlapState != OverlapState.Outside)
{
MessageBox.Show("Pick a point outside barrier buffers.\nTry again!");
return;
}
break;
default:
break;
}
this._children.Clear();
var timer = new System.Diagnostics.Stopwatch();
try
{
timer.Start();
HashSet <UVLine> blocks = this._host.cellularFloor.PolygonalIsovistVisualObstacles(p, this._host.IsovistDepth, this._host.IsovistBarrierType);
BarrierPolygon isovistPolygon = this._host.BIM_To_OSM.IsovistPolygon(p, this._host.IsovistDepth, blocks);
IsovistPolygon newIsovistPolygon = new IsovistPolygon(isovistPolygon.BoundaryPoints, p);
timer.Stop();
this._host.IsovistInformation = new IsovistInformation(IsovistInformation.IsovistType.Polygonal,
timer.Elapsed.TotalMilliseconds, isovistPolygon.GetArea(), isovistPolygon.GetPerimeter());
this.draw(newIsovistPolygon);
}
catch (Exception error0)
{
this._host.IsovistInformation = null;
MessageBox.Show(error0.Message);
}
timer = null;
}
private void drawInRevit()
{
var timer = new System.Diagnostics.Stopwatch();
this._host.Hide();
UV p = this._host.OSM_to_BIM.PickPoint("Pick a vantage point to draw polygonal Isovist");
Cell cell = this._host.cellularFloor.FindCell(p);
if (cell == null)
{
MessageBox.Show("Pick a point on the walkable field and try again!\n");
this._host.ShowDialog();
return;
}
switch (this._host.IsovistBarrierType)
{
case BarrierType.Visual:
if (cell.VisualOverlapState != OverlapState.Outside)
{
MessageBox.Show("Pick a point outside visual barriers.\nTry again!");
this._host.ShowDialog();
return;
}
break;
case BarrierType.Physical:
if (cell.PhysicalOverlapState != OverlapState.Outside)
{
MessageBox.Show("Pick a point outside physical barriers.\nTry again!");
this._host.ShowDialog();
return;
}
break;
case BarrierType.Field:
if (cell.FieldOverlapState != OverlapState.Inside)
{
MessageBox.Show("Pick a point inside the walkable field.\nTry again!");
this._host.ShowDialog();
return;
}
break;
case BarrierType.BarrierBuffer:
if (cell.BarrierBufferOverlapState != OverlapState.Outside)
{
MessageBox.Show("Pick a point outside barrier buffers.\nTry again!");
this._host.ShowDialog();
return;
}
break;
default:
break;
}
try
{
timer.Start();
HashSet <UVLine> blocks = this._host.cellularFloor.PolygonalIsovistVisualObstacles(p, this._host.IsovistDepth, this._host.IsovistBarrierType);
BarrierPolygon isovistPolygon = this._host.BIM_To_OSM.IsovistPolygon(p, this._host.IsovistDepth, blocks);
timer.Stop();
isovistPolygon.Visualize(this._host.OSM_to_BIM, this._host.BIM_To_OSM.PlanElevation);
this._host.IsovistInformation = new IsovistInformation(IsovistInformation.IsovistType.Polygonal,
timer.Elapsed.TotalMilliseconds, isovistPolygon.GetArea(), isovistPolygon.GetPerimeter());
}
catch (Exception error0)
{
this._host.IsovistInformation = null;
MessageBox.Show(error0.Message);
}
timer = null;
this._host.ShowDialog();
}
