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Funkin/source/funkin/modding/events/ScriptEventDispatcher.hx

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package funkin.modding.events;
import funkin.modding.IScriptedClass.IPlayStateScriptedClass;
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import funkin.modding.IScriptedClass;
/**
* Utility functions to assist with handling scripted classes.
*/
class ScriptEventDispatcher
{
public static function callEvent(target:IScriptedClass, event:ScriptEvent):Void
{
if (target == null || event == null) return;
target.onScriptEvent(event);
// If one target says to stop propagation, stop.
if (!event.shouldPropagate)
{
return;
}
// IScriptedClass
switch (event.type)
{
case CREATE:
target.onCreate(event);
return;
case DESTROY:
target.onDestroy(event);
return;
case UPDATE:
target.onUpdate(cast event);
return;
default: // Continue;
}
if (Std.isOfType(target, IStateStageProp))
{
var t:IStateStageProp = cast(target, IStateStageProp);
switch (event.type)
{
case ADDED:
t.onAdd(cast event);
return;
default: // Continue;
}
}
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if (Std.isOfType(target, IDialogueScriptedClass))
{
var t:IDialogueScriptedClass = cast(target, IDialogueScriptedClass);
switch (event.type)
{
case DIALOGUE_START:
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t.onDialogueStart(cast event);
return;
case DIALOGUE_LINE:
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t.onDialogueLine(cast event);
return;
case DIALOGUE_COMPLETE_LINE:
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t.onDialogueCompleteLine(cast event);
return;
case DIALOGUE_SKIP:
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t.onDialogueSkip(cast event);
return;
case DIALOGUE_END:
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t.onDialogueEnd(cast event);
return;
default: // Continue;
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}
}
if (Std.isOfType(target, IPlayStateScriptedClass))
{
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var t:IPlayStateScriptedClass = cast(target, IPlayStateScriptedClass);
switch (event.type)
{
case NOTE_HIT:
t.onNoteHit(cast event);
return;
case NOTE_MISS:
t.onNoteMiss(cast event);
return;
case NOTE_GHOST_MISS:
t.onNoteGhostMiss(cast event);
return;
case SONG_BEAT_HIT:
t.onBeatHit(cast event);
return;
case SONG_STEP_HIT:
t.onStepHit(cast event);
return;
case SONG_START:
t.onSongStart(event);
return;
case SONG_END:
t.onSongEnd(event);
return;
case SONG_RETRY:
t.onSongRetry(event);
return;
case GAME_OVER:
t.onGameOver(event);
return;
case PAUSE:
t.onPause(cast event);
return;
case RESUME:
t.onResume(event);
return;
case SONG_EVENT:
t.onSongEvent(cast event);
return;
case COUNTDOWN_START:
t.onCountdownStart(cast event);
return;
case COUNTDOWN_STEP:
t.onCountdownStep(cast event);
return;
case COUNTDOWN_END:
t.onCountdownEnd(cast event);
return;
case SONG_LOADED:
t.onSongLoaded(cast event);
return;
default: // Continue;
}
}
if (Std.isOfType(target, IStateChangingScriptedClass))
{
var t = cast(target, IStateChangingScriptedClass);
switch (event.type)
{
case STATE_CHANGE_BEGIN:
t.onStateChangeBegin(cast event);
return;
case STATE_CHANGE_END:
t.onStateChangeEnd(cast event);
return;
case SUBSTATE_OPEN_BEGIN:
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t.onSubStateOpenBegin(cast event);
return;
case SUBSTATE_OPEN_END:
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t.onSubStateOpenEnd(cast event);
return;
case SUBSTATE_CLOSE_BEGIN:
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t.onSubStateCloseBegin(cast event);
return;
case SUBSTATE_CLOSE_END:
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t.onSubStateCloseEnd(cast event);
return;
default: // Continue;
}
}
else
{
// Prevent "NO HELPER error."
return;
}
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// If you get a crash on this line, that means ERIC FUCKED UP!
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// throw 'No function called for event type: ${event.type}';
}
public static function callEventOnAllTargets(targets:Iterator<IScriptedClass>, event:ScriptEvent):Void
{
if (targets == null || event == null) return;
if (Std.isOfType(targets, Array))
{
var t = cast(targets, Array<Dynamic>);
if (t.length == 0) return;
}
for (target in targets)
{
var t:IScriptedClass = cast target;
if (t == null) continue;
callEvent(t, event);
// If one target says to stop propagation, stop.
if (!event.shouldPropagate)
{
return;
}
}
}
}