/// <summary>
/// Adds a Lua observer.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression to observe.
/// </param>
/// <param name='frequency'>
/// Frequency to check.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate to call when the expression changes.
/// </param>
public void AddObserver(string luaExpression, LuaWatchFrequency frequency, LuaChangedDelegate luaChangedHandler)
{
switch (frequency) {
case LuaWatchFrequency.EveryUpdate:
everyUpdateList.AddObserver(luaExpression, luaChangedHandler);
break;
case LuaWatchFrequency.EveryDialogueEntry:
everyDialogueEntryList.AddObserver(luaExpression, luaChangedHandler);
break;
case LuaWatchFrequency.EndOfConversation:
endOfConversationList.AddObserver(luaExpression, luaChangedHandler);
break;
default:
Debug.LogError(string.Format("{0}: Internal error - unexpected Lua watch frequency {1}", new System.Object[] { DialogueDebug.Prefix, frequency }));
break;
}
}
/// <summary>
/// Adds a Lua observer.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression to observe.
/// </param>
/// <param name='frequency'>
/// Frequency to check.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate to call when the expression changes.
/// </param>
public void AddObserver(string luaExpression, LuaWatchFrequency frequency, LuaChangedDelegate luaChangedHandler)
{
switch (frequency)
{
case LuaWatchFrequency.EveryUpdate:
everyUpdateList.AddObserver(luaExpression, luaChangedHandler);
break;
case LuaWatchFrequency.EveryDialogueEntry:
everyDialogueEntryList.AddObserver(luaExpression, luaChangedHandler);
break;
case LuaWatchFrequency.EndOfConversation:
endOfConversationList.AddObserver(luaExpression, luaChangedHandler);
break;
default:
Debug.LogError(string.Format("{0}: Internal error - unexpected Lua watch frequency {1}", new System.Object[] { DialogueDebug.Prefix, frequency }));
break;
}
}
/// <summary>
/// Adds a Lua observer.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression to observe.
/// </param>
/// <param name='frequency'>
/// Frequency to check.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate to call when the expression changes.
/// </param>
public void AddObserver(string luaExpression, LuaWatchFrequency frequency, LuaChangedDelegate luaChangedHandler)
{
switch (frequency)
{
case LuaWatchFrequency.EveryUpdate:
m_everyUpdateList.AddObserver(luaExpression, luaChangedHandler);
break;
case LuaWatchFrequency.EveryDialogueEntry:
m_everyDialogueEntryList.AddObserver(luaExpression, luaChangedHandler);
break;
case LuaWatchFrequency.EndOfConversation:
m_endOfConversationList.AddObserver(luaExpression, luaChangedHandler);
break;
default:
Debug.LogError("Dialogue System: Internal error - unexpected Lua watch frequency " + frequency);
break;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="PixelCrushers.DialogueSystem.WatchItem"/> class.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression to watch.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate to call when the expression changes.
/// </param>
public LuaWatchItem(string luaExpression, LuaChangedDelegate luaChangedHandler)
{
this.luaExpression = LuaExpressionWithReturn(luaExpression);
this.m_currentValue = Lua.Run(this.luaExpression).asString;
this.luaChanged = luaChangedHandler;
}
/// <summary>
/// Removes a watch item from the list.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression.
/// </param>
/// <param name='luaChangedHandler'>
/// Lua changed handler.
/// </param>
public void RemoveObserver(string luaExpression, LuaChangedDelegate luaChangedHandler)
{
watchList.RemoveAll(watchItem => watchItem.Matches(luaExpression, luaChangedHandler));
}
/// <summary>
/// Adds a watch item to the list.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression to watch.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate to call when the expression changes.
/// </param>
public void AddObserver(string luaExpression, LuaChangedDelegate luaChangedHandler)
{
watchList.Add(new LuaWatchItem(luaExpression, luaChangedHandler));
}
/// <summary>
/// Removes a watch item from the list.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression.
/// </param>
/// <param name='luaChangedHandler'>
/// Lua changed handler.
/// </param>
public void RemoveObserver(string luaExpression, LuaChangedDelegate luaChangedHandler)
{
watchList.RemoveAll(watchItem => watchItem.Matches(luaExpression, luaChangedHandler));
}
/// <summary>
/// Checks if the watch item matches a specified luaExpression and luaChangedHandler.
/// </summary>
/// <param name='luaExpression'>
/// The lua expression.
/// </param>
/// <param name='luaChangedHandler'>
/// The notification delegate.
/// </param>
public bool Matches(string luaExpression, LuaChangedDelegate luaChangedHandler)
{
return (luaChangedHandler == LuaChanged) && string.Equals(luaExpression, this.LuaExpression);
}
/// <summary>
/// Initializes a new instance of the <see cref="PixelCrushers.DialogueSystem.WatchItem"/> class.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression to watch.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate to call when the expression changes.
/// </param>
public LuaWatchItem(string luaExpression, LuaChangedDelegate luaChangedHandler)
{
this.luaExpression = luaExpression.StartsWith("return ") ? luaExpression : ("return " + luaExpression);
this.m_currentValue = Lua.Run(this.luaExpression).asString;
this.luaChanged = luaChangedHandler;
}
/// <summary>
/// Removes a Lua expression observer. To be removed, the expression, frequency, and
/// notification delegate must all match.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression being watched.
/// </param>
/// <param name='frequency'>
/// Frequency that the expression is being watched.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate that's called when the expression changes.
/// </param>
public void RemoveLuaObserver(string luaExpression, LuaWatchFrequency frequency, LuaChangedDelegate luaChangedHandler)
{
luaWatchers.RemoveObserver(luaExpression, frequency, luaChangedHandler);
}
/// <summary>
/// Adds a Lua expression observer.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression to watch.
/// </param>
/// <param name='frequency'>
/// Frequency to check the expression.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate to call when the expression changes. This should be in the form:
/// <code>void MyDelegate(LuaWatchItem luaWatchItem, Lua.Result newValue) {...}</code>
/// </param>
public void AddLuaObserver(string luaExpression, LuaWatchFrequency frequency, LuaChangedDelegate luaChangedHandler)
{
StartCoroutine(AddLuaObserverAfterStart(luaExpression, frequency, luaChangedHandler));
}
private IEnumerator AddLuaObserverAfterStart(string luaExpression, LuaWatchFrequency frequency, LuaChangedDelegate luaChangedHandler)
{
int MaxFramesToWait = 10;
int framesWaited = 0;
while (!hasStarted && (framesWaited < MaxFramesToWait)) {
framesWaited++;
yield return null;
}
yield return null;
luaWatchers.AddObserver(luaExpression, frequency, luaChangedHandler);
}
/// <summary>
/// Adds a Lua expression observer.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression to watch.
/// </param>
/// <param name='frequency'>
/// Frequency to check the expression.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate to call when the expression changes. This should be in the form:
/// <code>void MyDelegate(LuaWatchItem luaWatchItem, Lua.Result newValue) {...}</code>
/// </param>
public static void AddLuaObserver(string luaExpression, LuaWatchFrequency frequency, LuaChangedDelegate luaChangedHandler)
{
Instance.AddLuaObserver(luaExpression, frequency, luaChangedHandler);
}
/// <summary>
/// Adds a Lua expression observer.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression to watch.
/// </param>
/// <param name='frequency'>
/// Frequency to check the expression.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate to call when the expression changes. This should be in the form:
/// <code>void MyDelegate(LuaWatchItem luaWatchItem, Lua.Result newValue) {...}</code>
/// </param>
public static void AddLuaObserver(string luaExpression, LuaWatchFrequency frequency, LuaChangedDelegate luaChangedHandler)
{
Instance.AddLuaObserver(luaExpression, frequency, luaChangedHandler);
}
/// <summary>
/// Removes a watch item from the list.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression.
/// </param>
/// <param name='luaChangedHandler'>
/// Lua changed handler.
/// </param>
public void RemoveObserver(string luaExpression, LuaChangedDelegate luaChangedHandler)
{
m_watchList.RemoveAll(watchItem => watchItem.Matches(LuaWatchItem.LuaExpressionWithReturn(luaExpression), luaChangedHandler));
}
/// <summary>
/// Removes a Lua expression observer. To be removed, the expression, frequency, and
/// notification delegate must all match.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression being watched.
/// </param>
/// <param name='frequency'>
/// Frequency that the expression is being watched.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate that's called when the expression changes.
/// </param>
public static void RemoveLuaObserver(string luaExpression, LuaWatchFrequency frequency, LuaChangedDelegate luaChangedHandler)
{
if (!hasInstance)
{
return;
}
instance.RemoveLuaObserver(luaExpression, frequency, luaChangedHandler);
}
/// <summary>
/// Adds a watch item to the list.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression to watch.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate to call when the expression changes.
/// </param>
public void AddObserver(string luaExpression, LuaChangedDelegate luaChangedHandler)
{
watchList.Add(new LuaWatchItem(luaExpression, luaChangedHandler));
}
/// <summary>
/// Checks if the watch item matches a specified luaExpression and luaChangedHandler.
/// </summary>
/// <param name='luaExpression'>
/// The lua expression.
/// </param>
/// <param name='luaChangedHandler'>
/// The notification delegate.
/// </param>
public bool Matches(string luaExpression, LuaChangedDelegate luaChangedHandler)
{
return((luaChangedHandler == luaChanged) && string.Equals(luaExpression, this.luaExpression));
}
/// <summary>
/// Initializes a new instance of the <see cref="PixelCrushers.DialogueSystem.WatchItem"/> class.
/// </summary>
/// <param name='luaExpression'>
/// Lua expression to watch.
/// </param>
/// <param name='luaChangedHandler'>
/// Delegate to call when the expression changes.
/// </param>
public LuaWatchItem(string luaExpression, LuaChangedDelegate luaChangedHandler)
{
this.LuaExpression = luaExpression.StartsWith("return ") ? luaExpression : ("return " + luaExpression);
this.currentValue = Lua.Run(this.LuaExpression).AsString;
this.LuaChanged = luaChangedHandler;
}
