void SetValueOfReference(T value)
{
GenericVariable <T> refObj = GenericVariable <T> .GetAsType(Variable);
if (refObj != null)
{
refObj.Value = value;
}
}
T GetValueFromReference()
{
GenericVariable <T> refObj = GenericVariable <T> .GetAsType(Variable);
if (refObj != null)
{
//if (refObj.Value)
try
{
return((T)refObj.Value);
}
catch
{
return(default(T));
}
}
else
{
return(default(T));
}
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
if (dropdownStyle == null)
{
dropdownStyle = GUI.skin.FindStyle("PaneOptions");
dropdownStyle.imagePosition = ImagePosition.ImageOnly;
}
//Create string to show variable asset's value
bool useConstant = property.FindPropertyRelative(PARAM_USECONSTANTBOOL).boolValue;
GenericVariable varObj = (GenericVariable)property.FindPropertyRelative(PARAM_VARIABLE).objectReferenceValue;
string valueString = "--";
if (varObj != null)
{
if (varObj.Value != null)
{
valueString = varObj.Value.ToString();
}
}
string useVariableLabel = string.Format(useVariableLabelFormat, valueString);
//Using BeginProperty / EndProperty on the parent property means that prefab override logic works on the entire property.
EditorGUI.BeginProperty(position, label, property);
position = EditorGUI.PrefixLabel(position, GUIUtility.GetControlID(FocusType.Passive), label);
int indent = EditorGUI.indentLevel;
EditorGUI.indentLevel = 0; //Don't make child fields be indented
//Field sizes
float dropdownWidth = 20;
Rect valueRect = new Rect(position.x + dropdownWidth, position.y, position.width - dropdownWidth, position.height);
Rect dropdownRect = new Rect(position.x, position.y, dropdownWidth, position.height);
dropdownRect.yMin += dropdownStyle.margin.top;
dropdownRect.width = dropdownStyle.fixedWidth + dropdownStyle.margin.right;
position.xMin = dropdownRect.xMax;
//Draw dropdown
if (EditorGUI.DropdownButton(dropdownRect, new GUIContent(), FocusType.Passive, dropdownStyle))
{
//Create generic menu
GenericMenu menu = new GenericMenu();
AddMenuItem(menu, useConstantLabel, new MenuObject(property, PARAM_USECONSTANTBOOL, 0, true));
AddMenuItem(menu, useVariableLabel, new MenuObject(property, PARAM_USECONSTANTBOOL, 0, false));
menu.ShowAsContext();
}
//Draw fields based on dropdown value
if (useConstant)
{
SerializedProperty sp = property.FindPropertyRelative(PARAM_CONSTANTVALUE);
if (sp.propertyType == SerializedPropertyType.Float)
{
sp.floatValue = EditorGUI.FloatField(valueRect, sp.floatValue);
}
else if (sp.propertyType == SerializedPropertyType.Integer)
{
sp.intValue = EditorGUI.IntField(valueRect, sp.intValue);
}
else if (sp.propertyType == SerializedPropertyType.String)
{
sp.stringValue = EditorGUI.TextField(valueRect, sp.stringValue);
}
else if (sp.propertyType == SerializedPropertyType.Boolean)
{
sp.boolValue = EditorGUI.Toggle(valueRect, sp.boolValue);
}
else
{
Debug.LogWarning("Unimplemented constant variable type: " + sp.propertyType.ToString());
}
}
else
{
EditorGUI.PropertyField(valueRect, property.FindPropertyRelative(PARAM_VARIABLE), GUIContent.none);
}
//Reset indent
EditorGUI.indentLevel = indent;
EditorGUI.EndProperty();
}