private static void SetupCanvas(CanvasDialogueUI ui, DialogueSystemController dialogueManager)
{
if (FindObjectOfType <UnityEngine.EventSystems.EventSystem>() == null)
{
new GameObject("EventSystem", typeof(UnityEngine.EventSystems.EventSystem),
typeof(UnityEngine.EventSystems.StandaloneInputModule));
}
var canvas = dialogueManager.GetComponentInChildren <Canvas>();
if (canvas == null)
{
var canvasObject = new GameObject("Canvas");
canvasObject.layer = 5; // Built-in UI layer.
canvasObject.AddComponent <Canvas>();
canvasObject.AddComponent <UnityEngine.UI.CanvasScaler>();
canvasObject.AddComponent <UnityEngine.UI.GraphicRaycaster>();
canvas = canvasObject.GetComponent <Canvas>();
canvas.renderMode = RenderMode.ScreenSpaceOverlay;
canvasObject.transform.SetParent(dialogueManager.transform);
}
var uiInstance = Instantiate(ui) as CanvasDialogueUI;
uiInstance.name = uiInstance.name.Replace("(Clone)", string.Empty);
uiInstance.transform.SetParent(canvas.transform, false);
dialogueManager.displaySettings.dialogueUI = uiInstance.gameObject;
}
public static void HandleCanvasDialogueUI(CanvasDialogueUI ui, DialogueSystemController dialogueManager)
{
if (ui == null)
{
return;
}
if (Tools.IsPrefab(ui.gameObject) && (ui.GetComponentInParent <Canvas>() == null))
{
if (EditorUtility.DisplayDialog("Canvas-Based Dialogue UI", "Would you like to add an instance of this dialogue UI prefab as a child of the Dialogue Manager?",
"Add Instance", "Use Prefab"))
{
SetupCanvas(ui, dialogueManager);
}
else
{
//--- Allow prefabs now: dialogueManager.displaySettings.dialogueUI = null;
}
}
}
