private void OnModelChanged(ModelEventBase modelEvent)
{
DiagramService.UpdateModel(modelEvent.NewModel);
switch (modelEvent)
{
case ModelNodeUpdatedEvent modelNodeUpdatedEvent:
DiagramService.UpdateModelNode(modelNodeUpdatedEvent.NewNode);
break;
case ModelNodeRemovedEvent modelNodeRemovedEvent:
var removedNode = modelNodeRemovedEvent.RemovedNode;
DiagramService.RemoveNode(removedNode.Id);
break;
case ModelRelationshipAddedEvent modelRelationshipAddedEvent:
var addedRelationship = modelRelationshipAddedEvent.AddedRelationship;
ShowModelRelationshipIfBothEndsAreVisible(addedRelationship, DiagramService.LatestDiagram);
break;
case ModelRelationshipRemovedEvent modelRelationshipRemovedEvent:
var modelRelationship = modelRelationshipRemovedEvent.RemovedRelationship;
DiagramService.RemoveConnector(modelRelationship.Id);
break;
case ModelClearedEvent _:
DiagramService.ClearDiagram();
break;
}
}
private void ProcessModelItemEvent(ModelItemEventBase modelItemEvent)
{
switch (modelItemEvent)
{
case ModelNodeUpdatedEvent modelNodeUpdated:
var updatedNode = modelNodeUpdated.NewNode;
DiagramService.UpdateModelNode(updatedNode);
break;
case ModelNodeRemovedEvent modelNodeRemovedEvent:
var removedNode = modelNodeRemovedEvent.RemovedNode;
DiagramService.RemoveNode(removedNode.Id);
break;
case ModelRelationshipAddedEvent modelRelationshipAddedEvent:
var addedRelationship = modelRelationshipAddedEvent.AddedRelationship;
ShowModelRelationshipIfBothEndsAreVisible(addedRelationship, DiagramService.LatestDiagram);
break;
case ModelRelationshipRemovedEvent modelRelationshipRemovedEvent:
var modelRelationship = modelRelationshipRemovedEvent.RemovedRelationship;
DiagramService.RemoveConnector(modelRelationship.Id);
break;
}
}
