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46 lines
1.3 KiB
Haxe
46 lines
1.3 KiB
Haxe
package funkin.util;
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import flixel.math.FlxPoint;
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/**
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* Utility functions related to the mouse.
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*/
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class MouseUtil
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{
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static var oldCamPos:FlxPoint = new FlxPoint();
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static var oldMousePos:FlxPoint = new FlxPoint();
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/**
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* Used to be for general camera middle click dragging, now generalized for any click and drag type shit!
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* Listen I don't make the rules here
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* @param target what you want to be dragged, defaults to CAMERA SCROLL
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* @param jusPres the "justPressed", should be a button of some sort
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* @param pressed the "pressed", which should be the same button as `jusPres`
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*/
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public static function mouseCamDrag(?target:FlxPoint, ?jusPres:Bool, ?pressed:Bool):Void
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{
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if (target == null) target = FlxG.camera.scroll;
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if (jusPres == null) jusPres = FlxG.mouse.justPressedMiddle;
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if (pressed == null) pressed = FlxG.mouse.pressedMiddle;
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if (jusPres)
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{
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oldCamPos.set(target.x, target.y);
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oldMousePos.set(FlxG.mouse.screenX, FlxG.mouse.screenY);
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}
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if (pressed)
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{
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target.x = oldCamPos.x - (FlxG.mouse.screenX - oldMousePos.x);
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target.y = oldCamPos.y - (FlxG.mouse.screenY - oldMousePos.y);
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}
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}
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public static function mouseWheelZoom():Void
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{
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if (FlxG.mouse.wheel != 0) FlxG.camera.zoom += FlxG.mouse.wheel * (0.1 * FlxG.camera.zoom);
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}
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}
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