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);
}
/// <summary>
/// Build Input views, including field views, and calucate block size
/// including dispose old input views with disposed input models
/// </summary>
public static void BuildInputViews(Block block, BlockView blockView)
{
bool inputsInline = block.GetInputsInline();
LineGroupView groupView = blockView.GetLineGroup(0);
//1. check dispose old inputviews
List <InputView> oldInputViews = blockView.GetInputViews();
foreach (InputView view in oldInputViews)
{
if (!block.InputList.Contains(view.Input))
{
view.UnBindModel();
GameObject.DestroyImmediate(view.gameObject);
}
}
//2. build new inputviews
for (int i = 0; i < block.InputList.Count; i++)
{
Input input = block.InputList[i];
// build new line group view
bool newLine = i > 0 &&
(!inputsInline ||
input.Connection != null && input.Connection.Type == Define.EConnection.NextStatement);
if (newLine)
{
groupView = blockView.GetLineGroup(i);
if (groupView == null)
{
groupView = BuildNewLineGroup(blockView);
}
}
// build input view
bool needBuild = true;
foreach (InputView view in oldInputViews)
{
if (view.Input == input)
{
needBuild = false;
if (view.Parent == null)
{
//bug fixed: this view may be removed from parent by removing its old previous sibling
groupView.AddChild(view);
}
else if (view.Parent != groupView)
{
//bug fixed: need to remove from the original groupview, maybe it's different now
view.Parent.RemoveChild(view);
groupView.AddChild(view);
}
break;
}
}
if (needBuild)
{
InputView inputView = BuildInputView(input, groupView, blockView);
groupView.AddChild(inputView, newLine ? 0 : i);
if (Application.isPlaying)
{
inputView.BindModel(input);
}
else
{
//static build block only needs to bind fields' model for initializing fields' properties
for (int j = 0; j < inputView.Childs.Count; j++)
{
FieldView fieldView = inputView.Childs[j] as FieldView;
if (fieldView != null)
{
fieldView.BindModel(input.FieldRow[j]);
}
}
}
}
}
//3. dispose group view without children
for (int i = blockView.Childs.Count - 1; i >= 0; i--)
{
BaseView view = blockView.Childs[i];
if (view.Type == ViewType.LineGroup && view.Childs.Count == 0)
{
GameObject.DestroyImmediate(view.gameObject);
}
}
}
