62 lines
2.2 KiB
C#
62 lines
2.2 KiB
C#
using System;
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using Microsoft.Xna.Framework.Input;
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using Syntriax.Engine.Core;
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using Syntriax.Engine.Input;
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namespace Pong.Behaviours;
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public class PaddleBehaviour(Keys Up, Keys Down, float High, float Low, float Speed) : BehaviourOverride
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{
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private Keys Up { get; } = Up;
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private Keys Down { get; } = Down;
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public float High { get; } = High;
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public float Low { get; } = Low;
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public float Speed { get; set; } = Speed;
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private bool isUpPressed = false;
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private bool isDownPressed = false;
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private IButtonInputs<Keys> inputs = null!;
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protected override void OnUpdate()
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{
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if (isUpPressed && isDownPressed)
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return;
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if (isUpPressed)
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GameObject.Transform.Position = GameObject.Transform.Position + Vector2D.Up * (float)Time.Elapsed.TotalSeconds * Speed;
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else if (isDownPressed)
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GameObject.Transform.Position = GameObject.Transform.Position + -Vector2D.Up * (float)Time.Elapsed.TotalSeconds * Speed;
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GameObject.Transform.Position = new Vector2D(GameObject.Transform.Position.X, MathF.Max(MathF.Min(GameObject.Transform.Position.Y, High), Low));
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}
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protected override void OnFirstActiveFrame()
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{
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if (!BehaviourController.TryGetBehaviour<IButtonInputs<Keys>>(out var behaviourResult))
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inputs = behaviourResult ?? BehaviourController.AddBehaviour<KeyboardInputsBehaviour>();
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inputs.RegisterOnPress(Up, OnUpPressed);
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inputs.RegisterOnRelease(Up, OnUpReleased);
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inputs.RegisterOnPress(Down, OnDownPressed);
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inputs.RegisterOnRelease(Down, OnDownReleased);
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}
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protected override void OnFinalize()
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{
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inputs.UnregisterOnPress(Up, OnUpPressed);
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inputs.UnregisterOnRelease(Up, OnUpReleased);
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inputs.UnregisterOnPress(Down, OnDownPressed);
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inputs.UnregisterOnRelease(Down, OnDownReleased);
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}
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private void OnUpPressed(IButtonInputs<Keys> inputs, Keys keys) => isUpPressed = true;
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private void OnUpReleased(IButtonInputs<Keys> inputs, Keys keys) => isUpPressed = false;
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private void OnDownPressed(IButtonInputs<Keys> inputs, Keys keys) => isDownPressed = true;
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private void OnDownReleased(IButtonInputs<Keys> inputs, Keys keys) => isDownPressed = false;
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}
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