public static GameObject BuildBlockView(Block block) { GameObject blockPrefab = BlockViewSettings.Get().PrefabRoot; if (block.OutputConnection != null) { blockPrefab = BlockViewSettings.Get().PrefabRootOutput; } else if (block.PreviousConnection != null && block.NextConnection != null) { blockPrefab = BlockViewSettings.Get().PrefabRootPrevNext; } else if (block.PreviousConnection != null) { blockPrefab = BlockViewSettings.Get().PrefabRootPrev; } GameObject blockObj = GameObject.Instantiate(blockPrefab); blockObj.name = "Block_" + block.Type; RectTransform blockTrans = blockObj.GetComponent <RectTransform>(); UniformRectTransform(blockTrans); //blockview script BlockView blockView = AddViewComponent <BlockView>(blockObj); //block view's background image blockView.AddBgImage(blockObj.GetComponent <Image>()); //block view's childs: connection, lineGroup Transform mutatorEntry = null; foreach (Transform child in blockTrans) { string childName = child.name.ToLower(); if (childName.StartsWith("connection")) { //connection node views ConnectionView conView = AddViewComponent <ConnectionView>(child.gameObject); blockView.AddChild(conView, 0); if (childName.EndsWith("output")) { conView.ConnectionType = Define.EConnection.OutputValue; } else if (childName.EndsWith("prev")) { conView.ConnectionType = Define.EConnection.PrevStatement; } else if (childName.EndsWith("next")) { conView.ConnectionType = Define.EConnection.NextStatement; } //connection node view background color Image image = child.GetComponent <Image>(); if (image != null) { blockView.AddBgImage(image); } } else if (childName.Equals("linegroup")) { UniformRectTransform(child as RectTransform); //lineGroup view LineGroupView groupView = AddViewComponent <LineGroupView>(child.gameObject); blockView.AddChild(groupView); } else if (childName.Equals("mutator_entry")) { mutatorEntry = child; } else if (childName.StartsWith("block_count")) { blockView.SetCountText(child.GetComponentInChildren <Text>()); } } //check if has mutator entry if (mutatorEntry == null) { throw new Exception("There should be a mutator_entry image under block view prefab"); } if (block.Mutator == null || !block.Mutator.NeedEditor) { GameObject.DestroyImmediate(mutatorEntry.gameObject); } else { blockView.GetLineGroup(0).ReservedStartX = ((RectTransform)mutatorEntry).rect.width + BlockViewSettings.Get().ContentSpace.x; } //block view's input views, including field's views BuildInputViews(block, blockView); //block view's layout, build from the very first field blockView.BuildLayout(); //default background color blockView.ChangeBgColor(Color.blue); return(blockObj); }