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https://github.com/ninjamuffin99/Funkin.git
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116 lines
3 KiB
Haxe
116 lines
3 KiB
Haxe
package funkin.input;
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import flixel.input.keyboard.FlxKey;
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import flixel.FlxBasic;
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/**
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* Handles repeating behavior when holding down a key or key combination.
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*
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* When the `keys` are pressed, `activated` will be true for the first frame,
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* then wait `delay` seconds before becoming true for one frame every `interval` seconds.
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*
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* Example: Pressing Ctrl+Z will undo, while holding Ctrl+Z will start to undo repeatedly.
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*/
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class TurboKeyHandler extends FlxBasic
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{
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/**
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* Default delay before repeating.
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*/
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static inline final DEFAULT_DELAY:Float = 0.4;
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/**
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* Default interval between repeats.
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*/
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static inline final DEFAULT_INTERVAL:Float = 0.1;
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/**
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* Whether all of the keys for this handler are pressed.
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*/
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public var allPressed(get, never):Bool;
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/**
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* Whether all of the keys for this handler are activated,
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* and the handler is ready to repeat.
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*/
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public var activated(default, null):Bool = false;
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var keys:Array<FlxKey>;
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var delay:Float;
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var interval:Float;
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var allPressedTime:Float = 0;
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function new(keys:Array<FlxKey>, delay:Float = DEFAULT_DELAY, interval:Float = DEFAULT_INTERVAL)
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{
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super();
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this.keys = keys;
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this.delay = delay;
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this.interval = interval;
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}
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function get_allPressed():Bool
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{
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if (keys == null || keys.length == 0) return false;
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if (keys.length == 1) return FlxG.keys.anyPressed(keys);
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// Check if ANY keys are unpressed
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for (key in keys)
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{
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if (!FlxG.keys.anyPressed([key])) return false;
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}
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return true;
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}
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public override function update(elapsed:Float):Void
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{
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super.update(elapsed);
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if (allPressed)
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{
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if (allPressedTime == 0)
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{
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activated = true;
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}
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else if (allPressedTime >= (delay + interval))
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{
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activated = true;
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allPressedTime -= interval;
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}
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else
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{
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activated = false;
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}
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allPressedTime += elapsed;
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}
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else
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{
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allPressedTime = 0;
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activated = false;
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}
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}
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/**
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* Builds a TurboKeyHandler that monitors from a single key.
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* @param inputKey The key to monitor.
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* @param delay How long to wait before repeating.
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* @param repeatDelay How long to wait between repeats.
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* @return A TurboKeyHandler
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*/
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public static overload inline extern function build(inputKey:FlxKey, ?delay:Float = DEFAULT_DELAY, ?interval:Float = DEFAULT_INTERVAL):TurboKeyHandler
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{
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return new TurboKeyHandler([inputKey], delay, interval);
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}
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/**
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* Builds a TurboKeyHandler that monitors a key combination.
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* @param inputKeys The combination of keys to monitor.
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* @param delay How long to wait before repeating.
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* @param repeatDelay How long to wait between repeats.
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* @return A TurboKeyHandler
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*/
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public static overload inline extern function build(inputKeys:Array<FlxKey>, ?delay:Float = DEFAULT_DELAY, ?interval:Float = DEFAULT_INTERVAL):TurboKeyHandler
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{
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return new TurboKeyHandler(inputKeys, delay, interval);
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}
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}
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