public static void AddTokenIcon(GraphElement tokenElement, LoopStackModel.TitleComponentIcon titleComponentIcon)
{
if (!(tokenElement is Token) && !(tokenElement is TokenDeclaration))
{
return;
}
var tokenElementIcon = tokenElement.Q("icon");
if (tokenElementIcon == null)
{
return;
}
switch (titleComponentIcon)
{
case LoopStackModel.TitleComponentIcon.Collection:
tokenElementIcon.AddToClassList("typeArray");
tokenElementIcon.style.visibility = Visibility.Visible;
break;
case LoopStackModel.TitleComponentIcon.Condition:
tokenElementIcon.AddToClassList("typeBoolean");
tokenElementIcon.style.visibility = Visibility.Visible;
break;
case LoopStackModel.TitleComponentIcon.Count:
tokenElementIcon.AddToClassList("typeCount");
tokenElementIcon.style.visibility = Visibility.Visible;
break;
case LoopStackModel.TitleComponentIcon.Index:
tokenElementIcon.AddToClassList("typeIndex");
tokenElementIcon.style.visibility = Visibility.Visible;
break;
case LoopStackModel.TitleComponentIcon.Item:
tokenElementIcon.AddToClassList("typeItem");
tokenElementIcon.style.visibility = Visibility.Visible;
break;
case LoopStackModel.TitleComponentIcon.None:
break;
default:
throw new ArgumentOutOfRangeException(nameof(titleComponentIcon), titleComponentIcon, null);
}
}
public TDecl DeclareVariable <TDecl>(string defaultItemName, TypeHandle type, LoopStackModel.TitleComponentIcon item, VariableFlags variableFlags, bool forceInsert = false) where TDecl : LoopVariableDeclarationModel
{
var list = (List <VariableDeclarationModel>)m_LoopStackModel.FunctionParameterModels;
bool createNew = false;
int insertIndex = -1;
LoopVariableDeclarationModel existing = null;
if (forceInsert)
{
createNew = true;
insertIndex = m_NextIndex;
}
else
{
while (m_NextIndex < list.Count)
{
var variableDeclarationModel = list[m_NextIndex++];
if (!variableDeclarationModel)
{
continue;
}
existing = variableDeclarationModel as LoopVariableDeclarationModel;
if (variableDeclarationModel.variableFlags.HasFlag(VariableFlags.Generated))
{
break;
}
}
if (existing)
{
insertIndex = m_NextIndex;
}
else
{
Log($" {defaultItemName}: create new, out of range");
createNew = true;
}
}
if (!existing || existing.GetType() != typeof(TDecl)) // try to reuse
{
var cause = !existing ? "not existing" : "wrong type";
Log($" {defaultItemName}: create new, cannot reuse, cause: {cause}");
createNew = true;
}
else
{
Log($" {defaultItemName}: reused");
}
if (createNew)
{
m_NextIndex++;
existing = VariableDeclarationModel.Create <TDecl>(
defaultItemName,
type,
false,
(GraphModel)m_LoopStackModel.GraphModel,
VariableType.FunctionParameter,
ModifierFlags.None,
m_LoopStackModel,
variableFlags);
Log($" {defaultItemName}: index {insertIndex}");
if (insertIndex == -1)
{
list.Add(existing);
}
else
{
list.Insert(insertIndex, existing);
// m_NextIndex++; // just inserted one so
}
}
else
{
VariableDeclarationModel.SetupDeclaration(defaultItemName,
type,
false,
(GraphModel)m_LoopStackModel.GraphModel,
VariableType.FunctionParameter,
ModifierFlags.None,
variableFlags,
m_LoopStackModel,
existing);
}
existing.TitleComponentIcon = item;
existing.IsExposed = variableFlags.HasFlag(VariableFlags.Hidden); // TODO use hidden parameter
return((TDecl)existing);
}
