internal LinkNodeEdge(VisualScriptLinkViewModel viewModel, BlockNodeVertex source, BlockNodeVertex target) : base(source, target)
{
ViewModel = viewModel;
SourceSlot = viewModel.SourceSlot;
TargetSlot = viewModel.TargetSlot;
if (SourceSlot == null || TargetSlot == null)
{
throw new InvalidOperationException("Could not find appropriate slots for this link");
}
}
private async Task AddBlockViewModel(Block block)
{
using (var transaction = editor.UndoRedoService.CreateTransaction(TransactionFlags.KeepParentsAlive))
{
var viewModel = new VisualScriptBlockViewModel(this, block);
var blockNodeVertex = new BlockNodeVertex(viewModel);
// Update initial diagnostics (if any)
foreach (var diagnostic in editor.Diagnostics.Where(x => x.BlockId.HasValue && x.BlockId.Value == block.Id))
{
viewModel.Diagnostics.Add(diagnostic);
}
blocks.Add(blockNodeVertex);
blockMapping.Add(block, blockNodeVertex);
// (Re)generate slots
await this.method.RegenerateSlots(block);
editor.UndoRedoService.SetName(transaction, "Added block");
}
}
