/// <summary>
/// Let user select a wall and override one display properties of this wall.
/// User can see the different display of this wall.
/// </summary>
public void DisplayPropertiesWallSample()
{
Application.DocumentManager.MdiActiveDocument.Editor.WriteMessage("====================================================");
Application.DocumentManager.MdiActiveDocument.Editor.WriteMessage("\nDisplay Properties Wall Sample:\n");
Application.DocumentManager.MdiActiveDocument.Editor.WriteMessage("====================================================\n");
Database db = Application.DocumentManager.MdiActiveDocument.Database;
//MaterialUtility.
TransactionManager tm = db.TransactionManager;
Transaction trans = tm.StartTransaction();
Editor ed = Application.DocumentManager.MdiActiveDocument.Editor;
try
{
PromptEntityOptions optEnt = new PromptEntityOptions("Select an AEC Wall entity");
optEnt.SetRejectMessage("Selected entity is NOT an AEC Wall entity, try again...");
optEnt.AddAllowedClass(typeof(Autodesk.Aec.Arch.DatabaseServices.Wall), false); // Geo is the base class of AEC entities.
PromptEntityResult resEnt = ed.GetEntity(optEnt);
if (resEnt.Status != PromptStatus.OK)
{
throw new System.Exception("Selection error - aborting");
}
Wall pickedWall = trans.GetObject(resEnt.ObjectId, OpenMode.ForWrite) as Wall;
DisplayRepresentationManager displayManager = new DisplayRepresentationManager(db);
ObjectIdCollection ids = displayManager.GetDisplayRepresentationIdsFromCurrentViewport(RXClass.GetClass(typeof(Wall)));
ObjectId activeDisplayRepId = ids[0];
DisplayPropertiesWallPlan wallProperties = new DisplayPropertiesWallPlan();
wallProperties.SubSetDatabaseDefaults(db);
wallProperties.SetToStandard(db);
System.Collections.Specialized.StringCollection sc = new System.Collections.Specialized.StringCollection();
DisplayComponent[] components = wallProperties.GetDisplayComponents(out sc);
int index = -1;
for (int i = 0; i < sc.Count; i++)
{
string componentName = sc[i];
//Here, we override the display properties for "shrink wrap" and display it on the screen.
if (componentName == "Shrink Wrap")
{
index = i;
break;
}
}
if (index == -1)
{
throw new System.Exception("Lack of display component.");
}
DisplayComponentEntity component = components[index] as DisplayComponentEntity;
component.IsApplicable = true;
component.IsVisible = true;
component.ByMaterial = false;
component.ColorIndex = 30;
component.LinetypeScale = 2;
component.LineWeight = LineWeight.LineWeight070;
ObjectId dispWallId = Override.AddToOverrideExtensionDictionaryAndClose(pickedWall, wallProperties);
OverrideDisplayProperties overrideProperties = new OverrideDisplayProperties();
overrideProperties.ViewId = activeDisplayRepId;
overrideProperties.DisplayPropertyId = dispWallId;
pickedWall.Overrides.Add(overrideProperties);
trans.Commit();
}
catch (System.Exception e)
{
trans.Abort();
ed.WriteMessage("\n" + e.Message + "\n");
}
}
/// <summary>
/// Create a material style and override the display properties of this style.
/// Use Stylemanager to see the overrided display properties.
/// </summary>
public void DisplayPropertiesMaterialSample()
{
Application.DocumentManager.MdiActiveDocument.Editor.WriteMessage("====================================================");
Application.DocumentManager.MdiActiveDocument.Editor.WriteMessage("\nDisplay Properties for Material Sample:\n");
Application.DocumentManager.MdiActiveDocument.Editor.WriteMessage("====================================================\n");
Database db = Application.DocumentManager.MdiActiveDocument.Database;
//MaterialUtility.
TransactionManager tm = db.TransactionManager;
Transaction trans = tm.StartTransaction();
Editor ed = Application.DocumentManager.MdiActiveDocument.Editor;
Autodesk.Aec.DatabaseServices.Dictionary dict = new DictionaryMaterialDefinition(db);
MaterialDefinition materialDefinition = null;
try
{
string name = "ACADotNetMaterialDefination";
string description = "Material def created through .NET API";
if (!dict.Has(name, trans))
{
materialDefinition = dict.NewEntry() as MaterialDefinition;
materialDefinition.Description = description;
dict.AddNewRecord(name, materialDefinition);
trans.AddNewlyCreatedDBObject(materialDefinition, true);
}
else
{
materialDefinition = trans.GetObject(dict.GetAt(name), OpenMode.ForWrite) as MaterialDefinition;
}
DisplayPropertiesMaterial materialProperties = new DisplayPropertiesMaterial();
materialProperties.SubSetDatabaseDefaults(db);
materialProperties.SetToStandard(db);
ObjectId materialId = AddMaterial("wood");
materialProperties.SurfaceRenderingMaterialId = materialId;
materialProperties.SectionRenderingMaterialId = materialId;
materialProperties.SectionedBodyRenderingMaterialId = materialId;
DisplayComponentHatch displayComponentHatch = new DisplayComponentHatch();
materialProperties.SurfaceHatch.HatchType = HatchType.UserDefined;
materialProperties.SurfaceHatch.PatternName = "NETAPITESTPatternName";
materialProperties.SurfaceHatch.Angle = 90.0;
ObjectId dispMaterialId = Override.AddToOverrideExtensionDictionaryAndClose(materialDefinition, materialProperties);
DisplayRepresentationManager displayManager = new DisplayRepresentationManager(db);
ObjectIdCollection ids = displayManager.GetDisplayRepresentationIdsFromCurrentViewport(RXObject.GetClass(typeof(MaterialDefinition)));
ObjectId idActiveDispRep = ids[0];
OverrideDisplayProperties overrideProperties = new OverrideDisplayProperties();
overrideProperties.ViewId = idActiveDispRep;
overrideProperties.DisplayPropertyId = dispMaterialId;
materialDefinition.Overrides.Add(overrideProperties);
trans.Commit();
ed.WriteMessage("\n" +
"One new style for material \"ACADotNetMaterialDefination\"is created and the display properties are overrided.\n" +
"Use StyleManager to see the settings."
+ "\n");
}
catch (System.Exception e)
{
trans.Abort();
ed.WriteMessage("\n" + e.Message + "\n");
return;
}
}
