protect against null

This commit is contained in:
Lars Brubaker 2021-05-05 15:13:23 -07:00
parent a67d289529
commit fff8eb6215
4 changed files with 25 additions and 25 deletions

View file

@ -191,12 +191,12 @@ namespace MatterHackers.Plugins.EditorTools
Vector3 endPosition = GetCornerPosition(selectedItem, (quadrantIndex + 1) % 4);
Object3DControlContext.World.Render3DLine(startPosition, endPosition, theme.TextColor.WithAlpha(e.Alpha0to255), e.ZBuffered, GuiWidget.DeviceScale);
}
}
if (MouseIsOver || MouseDownOnControl)
{
DrawMeasureLines(e, quadrantIndex);
DrawMeasureLines(e, quadrantIndex + 1);
if (MouseIsOver || MouseDownOnControl)
{
DrawMeasureLines(e, quadrantIndex);
DrawMeasureLines(e, quadrantIndex + 1);
}
}
base.Draw(e);