71 lines
2.0 KiB
GDScript
71 lines
2.0 KiB
GDScript
class_name EventSystem extends Node
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const EVENT_FLAG_COUNT = 32
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enum SpecialEvent {
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INVALID = 0,
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TEST_QUEST = 1,
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};
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var eventFlags:Dictionary[int, int] = {}
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signal eventFlagUpdated(event:SpecialEvent, flags:int)
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func eventFlagOn(event:SpecialEvent, flagsToTurnOn:int) -> void:
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if !eventFlags.has(event):
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eventFlags[event] = 0;
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eventFlags[event] |= flagsToTurnOn;
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eventFlagUpdated.emit(event, eventFlags[event]);
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func eventFlagOff(event:SpecialEvent, flagsToTurnOff:int) -> void:
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if !eventFlags.has(event):
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eventFlags[event] = 0;
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eventFlags[event] &= ~flagsToTurnOff;
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eventFlagUpdated.emit(event, eventFlags[event]);
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func eventFlagSetTo(event:SpecialEvent, flagsToSet:int) -> void:
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if !eventFlags.has(event):
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eventFlags[event] = 0;
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eventFlags[event] = flagsToSet;
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eventFlagUpdated.emit(event, eventFlags[event]);
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func eventAreFlagsOn(event:SpecialEvent, flagsToCheck:int) -> bool:
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if !eventFlags.has(event):
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eventFlags[event] = 0;
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return (eventFlags[event] & flagsToCheck) == flagsToCheck;
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func eventIsAnyOfFlagsOn(event:SpecialEvent, flagsToCheck:int) -> bool:
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if !eventFlags.has(event):
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eventFlags[event] = 0;
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return (eventFlags[event] & flagsToCheck) != 0;
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func eventAreFlagsOff(event:SpecialEvent, flagsToCheck:int) -> bool:
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if !eventFlags.has(event):
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eventFlags[event] = 0;
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return (eventFlags[event] & flagsToCheck) == 0;
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func eventIsAnyOfFlagsOff(event:SpecialEvent, flagsToCheck:int) -> bool:
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if !eventFlags.has(event):
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eventFlags[event] = 0;
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return (eventFlags[event] & flagsToCheck) != flagsToCheck;
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# Adds an event that is created by code into the scene tree and lets it be
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# managed properly by the event system.
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func addEvent(event:Event) -> void:
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assert(
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!event.is_inside_tree(),
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"Event is already inside the scene tree, cannot add it again."
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)
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$StartedEvents.add_child(event)
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event.inEventSystemTree = true
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func removeEvent(event:Event) -> void:
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assert(
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event.inEventSystemTree,
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"Event is not inside event system tree."
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)
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event.inEventSystemTree = false
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$StartedEvents.remove_child(event)
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event.queue_free() |