/// <summary>
/// Get view dependent dimension scale
/// </summary>
/// <param name="doc"></param>
/// <param name="dimstyle"></param>
/// <param name="vport"></param>
/// <returns></returns>
/// <since>6.0</since>
public static double GetDimensionScale(RhinoDoc doc, DimensionStyle dimstyle, Rhino.Display.RhinoViewport vport)
{
uint docsn = doc.RuntimeSerialNumber;
IntPtr pvport = vport.ConstPointer();
IntPtr pdimstyle = dimstyle.ConstPointer();
double scale = UnsafeNativeMethods.ON_V6_Annotation_GetDimScale(docsn, pdimstyle, pvport);
GC.KeepAlive(vport); // GC_KeepAlive: Nov. 1, 2018
GC.KeepAlive(dimstyle); // GC_KeepAlive: Nov. 1, 2018
return(scale);
}
/// <summary>
/// Convert a Rhino.Display.Viewport to an RMA.Rhino.IRhinoViewport.
/// </summary>
/// <param name="source">A RhinoCommon viewport.</param>
/// <returns>
/// Rhino_DotNet IRhinoViewport object on success. This will be an independent copy.
/// </returns>
public static object ToIRhinoViewport(Rhino.Display.RhinoViewport source)
{
object rc = null;
IntPtr pSource = source.ConstPointer();
Type rhType = GetRhinoDotNetType("RMA.Rhino.MRhinoViewport");
if (IntPtr.Zero != pSource && null != rhType)
{
System.Reflection.MethodInfo mi = rhType.GetMethod("WrapNativePointer", new Type[] { typeof(IntPtr), typeof(bool), typeof(bool) });
const bool isConst = true;
const bool doDelete = false;
rc = mi.Invoke(null, new object[] { pSource, isConst, doDelete });
}
return(rc);
}
public bool CommitViewportChanges()
{
bool rc = false;
if (m_viewport != null)
{
IntPtr pThis = ConstPointer();
IntPtr pViewport = m_viewport.ConstPointer();
uint serial_number = UnsafeNativeMethods.CRhinoDetailViewObject_CommitViewportChanges(pThis, pViewport);
if (serial_number > 0)
{
rc = true;
m_rhinoobject_serial_number = serial_number;
m_viewport.OnDetailCommit();
}
}
return(rc);
}
