/// <summary>
/// Get the index's field view, index start from 0
/// </summary>
public FieldView GetFieldView(int index)
{
int fieldCounter = 0;
int groupCounter = 0;
while (groupCounter < Childs.Count)
{
LineGroupView groupView = Childs[groupCounter] as LineGroupView;
groupCounter++;
if (groupView == null)
{
continue;
}
int inputCounter = 0;
while (inputCounter < groupView.Childs.Count)
{
InputView inputView = groupView.Childs[inputCounter] as InputView;
//the last child view of inputView is ConnectionInputView
if (fieldCounter + inputView.Childs.Count - 1 > index)
{
return(inputView.Childs[index - fieldCounter] as FieldView);
}
fieldCounter += inputView.Childs.Count - 1;
inputCounter++;
}
}
//Debug.LogFormat("<color=red>Can't find the {0}th field view in block view of {1}.</color>", index, BlockType);
return(null);
}
public void UnBindModel()
{
//unbind input and connections
int inputIndex = 0;
foreach (BaseView view in Childs)
{
if (view.Type == ViewType.Connection)
{
((ConnectionView)view).UnBindModel();
}
else if (view.Type == ViewType.LineGroup)
{
LineGroupView groupView = view as LineGroupView;
foreach (var inputView in groupView.Childs)
{
((InputView)inputView).UnBindModel();
inputIndex++;
}
}
}
BlocklyUI.WorkspaceView.RemoveBlockView(this);
mBlock.RemoveObserver(mBlockObserver);
mBlock = null;
}
protected internal override void OnXYUpdated()
{
if (InToolbox)
{
return;
}
mBlock.XY = XY;
//update all connection's location
foreach (var view in Childs)
{
if (view.Type == ViewType.Connection)
{
view.OnXYUpdated();
}
else if (view.Type == ViewType.LineGroup)
{
LineGroupView groupView = view as LineGroupView;
foreach (var inputView in groupView.Childs)
{
ConnectionInputView conInputView = ((InputView)inputView).GetConnectionView();
if (conInputView != null)
{
conInputView.OnXYUpdated();
}
}
}
}
}
/// <summary>
/// Dispose the block model and block view
/// </summary>
public void Dispose()
{
foreach (BaseView view in Childs)
{
if (view.Type == ViewType.Connection)
{
if (((ConnectionView)view).TargetBlockView != null)
{
((ConnectionView)view).TargetBlockView.Dispose();
}
}
else if (view.Type == ViewType.LineGroup)
{
LineGroupView groupView = view as LineGroupView;
foreach (var inputView in groupView.Childs)
{
if (((InputView)inputView).HasConnection && ((InputView)inputView).GetConnectionView().TargetBlockView != null)
{
((InputView)inputView).GetConnectionView().TargetBlockView.Dispose();
}
}
}
}
Block model = mBlock;
UnBindModel();
GameObject.Destroy(this.gameObject);
model.Dispose();
}
public static LineGroupView BuildNewLineGroup(BlockView blockView)
{
GameObject groupObj = new GameObject("LineGroup");
RectTransform groupTrans = groupObj.AddComponent <RectTransform>();
groupTrans.SetParent(blockView.transform);
UniformRectTransform(groupTrans);
LineGroupView groupView = AddViewComponent <LineGroupView>(groupObj);
blockView.AddChild(groupView);
return(groupView);
}
protected override Vector2 CalculateSize()
{
bool alignRight = false;
//accumulate all child lineGroups' size
Vector2 size = Vector2.zero;
for (int i = 0; i < Childs.Count; i++)
{
LineGroupView groupView = Childs[i] as LineGroupView;
if (groupView != null)
{
size.x = Mathf.Max(size.x, groupView.Size.x);
size.y += groupView.Size.y;
if (i < Childs.Count - 1)
{
size.y += BlockViewSettings.Get().ContentSpace.y;
}
if (((InputView)groupView.LastChild).AlignRight)
{
alignRight = true;
}
}
}
//collect all child lineGroups' vertices for custom drawing
List <Vector4> dimensions = new List <Vector4>();
for (int i = 0; i < Childs.Count; i++)
{
LineGroupView groupView = Childs[i] as LineGroupView;
if (groupView != null)
{
if (alignRight)
{
groupView.UpdateAlignRight(size.x);
}
//linegroup's anchor and pivot both are top-left
Vector2 drawSize = groupView.GetDrawSize();
dimensions.Add(new Vector4(groupView.XY.x, groupView.XY.y - drawSize.y, groupView.XY.x + drawSize.x, groupView.XY.y));
}
}
//update image mesh
((CustomMeshImage)m_BgImages[0]).SetDrawDimensions(dimensions.ToArray());
return(size);
}
public void BindModel(Block block)
{
if (mBlock == block)
{
return;
}
if (mBlock != null)
{
UnBindModel();
}
mBlock = block;
BlocklyUI.WorkspaceView.AddBlockView(this);
mBlockObserver = new MemorySafeBlockObserver(this);
mBlock.AddObserver(mBlockObserver);
//bind input and connections
int inputIndex = 0;
foreach (BaseView view in Childs)
{
if (view.Type == ViewType.Connection)
{
ConnectionView conView = view as ConnectionView;
conView.BindModel(mBlock.GetFirstClassConnection(conView.ConnectionType));
}
else if (view.Type == ViewType.LineGroup)
{
LineGroupView groupView = view as LineGroupView;
foreach (var inputView in groupView.Childs)
{
((InputView)inputView).BindModel(mBlock.InputList[inputIndex]);
inputIndex++;
}
}
}
RegisterUIEvents();
foreach (Transform child in transform)
{
if (child.name.ToLower().StartsWith("block_count"))
{
SetCountText(child.GetComponentInChildren <Text>());
}
}
}
public List <InputView> GetInputViews()
{
List <InputView> inputViews = new List <InputView>();
int i = 0;
while (i < Childs.Count)
{
LineGroupView view = Childs[i] as LineGroupView;
if (view != null && view.HasChild())
{
inputViews.AddRange(view.Childs.Select(v => v as InputView));
}
i++;
}
return(inputViews);
}
/// <summary>
/// Get the index's lineGroup child view, index start from 0
/// </summary>
public LineGroupView GetLineGroup(int index)
{
int i = 0;
while (i < Childs.Count)
{
LineGroupView view = Childs[i] as LineGroupView;
if (view != null)
{
if (i + index < Childs.Count)
{
return(Childs[i + index] as LineGroupView);
}
break;
}
i++;
}
//Debug.LogFormat("<color=red>Can't find the {0}th lineGroup in block view of {1}.</color>", index, BlockType);
return(null);
}
/// <summary>
/// Dispose the block model and block view
/// </summary>
public void Dispose()
{
foreach (BaseView view in Childs)
{
if (view.Type == ViewType.Connection)
{
if (((ConnectionView)view).TargetBlockView != null)
{
((ConnectionView)view).TargetBlockView.Dispose();
}
}
else if (view.Type == ViewType.LineGroup)
{
LineGroupView groupView = view as LineGroupView;
foreach (var inputView in groupView.Childs)
{
if (((InputView)inputView).HasConnection && ((InputView)inputView).GetConnectionView().TargetBlockView != null)
{
((InputView)inputView).GetConnectionView().TargetBlockView.Dispose();
}
}
}
}
//Update available blocks
if (Block.blocksAvailable.ContainsKey(BlockType))
{
Block.blocksAvailable[BlockType]++;
}
else
{
Block.blocksAvailable[BlockType] = 1;
}
UpdateCount();
Block model = mBlock;
UnBindModel();
GameObject.Destroy(this.gameObject, 0.1f);
model.Dispose();
}
public void BindModel(Block block)
{
if (mBlock == block)
{
return;
}
if (mBlock != null)
{
UnBindModel();
}
mBlock = block;
BlocklyUI.WorkspaceView.AddBlockView(this);
mBlockObserver = new MemorySafeBlockObserver(this);
mBlock.AddObserver(mBlockObserver);
//bind input and connections
int inputIndex = 0;
foreach (BaseView view in Childs)
{
if (view.Type == ViewType.Connection)
{
ConnectionView conView = view as ConnectionView;
conView.BindModel(mBlock.GetFirstClassConnection(conView.ConnectionType));
}
else if (view.Type == ViewType.LineGroup)
{
LineGroupView groupView = view as LineGroupView;
foreach (var inputView in groupView.Childs)
{
((InputView)inputView).BindModel(mBlock.InputList[inputIndex]);
inputIndex++;
}
}
}
RegisterUIEvents();
}
/// <summary>
/// Get the index's input view, index start from 0
/// </summary>
public InputView GetInputView(int index)
{
int inputCounter = 0;
int groupCounter = 0;
while (groupCounter < Childs.Count)
{
LineGroupView view = Childs[groupCounter] as LineGroupView;
groupCounter++;
if (view == null)
{
continue;
}
if (inputCounter + view.Childs.Count > index)
{
return(view.Childs[index - inputCounter] as InputView);
}
inputCounter += view.Childs.Count;
}
//Debug.LogFormat("<color=red>Can't find the {0}th input view in block view of {1}.</color>", index, BlockType);
return(null);
}
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);
}
public static InputView BuildInputView(Input input, LineGroupView groupView, BlockView blockView)
{
GameObject inputPrefab;
ConnectionInputViewType viewType;
if (input.Type == Define.EConnection.NextStatement)
{
inputPrefab = BlockViewSettings.Get().PrefabInputStatement;
viewType = ConnectionInputViewType.Statement;
}
else if (input.SourceBlock.InputList.Count > 1 && input.SourceBlock.GetInputsInline())
{
inputPrefab = BlockViewSettings.Get().PrefabInputValueSlot;
viewType = ConnectionInputViewType.ValueSlot;
}
else
{
inputPrefab = BlockViewSettings.Get().PrefabInputValue;
viewType = ConnectionInputViewType.Value;
}
GameObject inputObj = GameObject.Instantiate(inputPrefab);
inputObj.name = "Input_" + (!string.IsNullOrEmpty(input.Name) ? input.Name : "");
RectTransform inputTrans = inputObj.GetComponent <RectTransform>();
inputTrans.SetParent(groupView.transform, false);
UniformRectTransform(inputTrans);
Transform conInputTrans = inputTrans.GetChild(0);
InputView inputView = AddViewComponent <InputView>(inputObj);
inputView.AlignRight = input.Align == Define.EAlign.Right;
// build child field views of this input view
List <Field> fields = input.FieldRow;
foreach (Field field in fields)
{
FieldView fieldView = BuildFieldView(field);
inputView.AddChild(fieldView);
RectTransform fieldTrans = fieldView.GetComponent <RectTransform>();
UniformRectTransform(fieldTrans);
}
if (input.Type == Define.EConnection.DummyInput)
{
//dummy input doesn't need to have a connection point
GameObject.DestroyImmediate(conInputTrans.gameObject);
}
else
{
ConnectionInputView conInputView = AddViewComponent <ConnectionInputView>(conInputTrans.gameObject);
conInputView.ConnectionType = input.Type;
conInputView.ConnectionInputViewType = viewType;
inputView.AddChild(conInputView);
conInputView.BgImage.raycastTarget = false;
if (viewType != ConnectionInputViewType.ValueSlot)
{
blockView.AddBgImage(conInputView.BgImage);
}
}
return(inputView);
}
/// <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);
}
}
}
