static VisualElement CreatePropertyGUI(SerializedProperty property, LogicAttribute attribute)
{
Assert.AreEqual(property.type, nameof(Logic));
var container = new VisualElement();
var statementsProperty = property.FindPropertyRelative("statements");
var statementsField = CreateStatementsPropertyGUI(statementsProperty, attribute);
container.Add(statementsField);
return(container);
}
static VisualElement CreateStatementPropertyGUI(SerializedProperty property, LogicAttribute attribute)
{
Assert.AreEqual(property.type, nameof(Statement));
var container = new VisualElement
{
style = { flexGrow = new StyleFloat(1) }
};
var targetStateProperty = property.FindPropertyRelative("singleStatement.targetState");
var statementsField = CreateTargetStatePropertyGUI(targetStateProperty, attribute.TargetStateTargetSelectables, attribute.FormatTargetStateTarget);
container.Add(statementsField);
var expressionProperty = property.FindPropertyRelative("singleStatement.expression");
var expressionField = CreateExpressionPropertyGUI(expressionProperty, attribute.SourceStateTargetSelectables, attribute.FormatSourceTarget);
container.Add(expressionField);
return(container);
}
static VisualElement CreateStatementsPropertyGUI(SerializedProperty property, LogicAttribute attribute)
{
Assert.IsTrue(property.isArray);
Assert.AreEqual(property.arrayElementType, nameof(Statement));
var container = new VisualElement();
var list = new VisualElement
{
style = { marginTop = new StyleLength(5) }
};
container.Add(list);
var arraySizeProperty = property.FindPropertyRelative("Array.size");
var arraySizeField = new IntegerField
{
bindingPath = arraySizeProperty.propertyPath,
style = { display = new StyleEnum <DisplayStyle>(DisplayStyle.None) }
};
arraySizeField.RegisterValueChangedCallback(e =>
{
Refresh();
});
container.Add(arraySizeField);
void AddArrayElement()
{
property.arraySize += 1;
property.serializedObject.ApplyModifiedProperties();
}
void DeleteArrayElementAt(int i)
{
if (property.GetArrayElementAtIndex(i) != null)
{
property.DeleteArrayElementAtIndex(i);
}
property.serializedObject.ApplyModifiedProperties();
}
void MoveArrayElement(int srcIndex, int dstIndex)
{
if (property.GetArrayElementAtIndex(srcIndex) != null)
{
property.MoveArrayElement(srcIndex, dstIndex);
}
property.serializedObject.ApplyModifiedProperties();
}
VisualElement CreateCell(int i)
{
var listItem = new VisualElement
{
style =
{
flexDirection = new StyleEnum <FlexDirection>(FlexDirection.Row),
borderTopWidth = new StyleFloat(1),
#if UNITY_2019_3_OR_NEWER
borderTopColor = new StyleColor(Color.gray),
#else
borderColor = new StyleColor(Color.gray),
#endif
paddingTop = new StyleLength(5),
paddingBottom = new StyleLength(5)
}
};
var statementProperty = property.GetArrayElementAtIndex(i);
var field = CreateStatementPropertyGUI(statementProperty, attribute);
listItem.Add(field);
var listItemMenu = new VisualElement
{
style =
{
borderLeftWidth = new StyleFloat(1),
#if UNITY_2019_3_OR_NEWER
borderLeftColor = new StyleColor(Color.gray),
#else
borderColor = new StyleColor(Color.gray),
#endif
}
};
listItem.Add(listItemMenu);
var moveUpButton = new Button(() => MoveArrayElement(i, i - 1))
{
text = "▲",
tooltip = "Move Up"
};
moveUpButton.SetEnabled(i > 0);
listItemMenu.Add(moveUpButton);
var removeButton = new Button(() => DeleteArrayElementAt(i))
{
text = "-",
tooltip = "Delete"
};
listItemMenu.Add(removeButton);
var moveDownButton = new Button(() => MoveArrayElement(i, i + 1))
{
text = "▼",
tooltip = "Move Down"
};
moveDownButton.SetEnabled(i < property.arraySize - 1);
listItemMenu.Add(moveDownButton);
return(listItem);
}
void Refresh()
{
list.Unbind();
list.Clear();
for (var i = 0; i < property.arraySize; i++)
{
list.Add(CreateCell(i));
}
var addButton = new Button(AddArrayElement)
{
text = "+",
tooltip = "Add"
};
list.Add(addButton);
}
Refresh();
return(container);
}
