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59 lines
2.1 KiB
59 lines
2.1 KiB
3 years ago
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.UI;
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public class ParticleMenu : MonoBehaviour {
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// our ParticleExamples class being turned into an array of things that can be referenced
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public ParticleExamples[] particleSystems;
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// the gun GameObject
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public GameObject gunGameObject;
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// a private integer to store the current position in the array
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private int currentIndex;
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// the currently shown prefab game object
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private GameObject currentGO;
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// where to spawn prefabs
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public Transform spawnLocation;
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// references to the UI Text components
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public Text title;
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public Text description;
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public Text navigationDetails;
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// setting up the first menu item and resetting the currentIndex to ensure it's at zero
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void Start()
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{
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Navigate (0);
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currentIndex = 0;
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}
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// our public function that gets called by our menu's buttons
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public void Navigate(int i){
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// set the current position in the array to the next or previous position depending on whether i is -1 or 1, defined in our button event
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currentIndex = (particleSystems.Length + currentIndex + i) % particleSystems.Length;
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// check if there is a currentGO, if there is (if its not null), then destroy it to make space for the new one..
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if(currentGO != null)
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Destroy (currentGO);
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// ..spawn the relevant game object based on the array of potential game objects, according to the current index (position in the array)
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currentGO = Instantiate (particleSystems[currentIndex].particleSystemGO, spawnLocation.position + particleSystems[currentIndex].particlePosition, Quaternion.Euler(particleSystems[currentIndex].particleRotation)) as GameObject;
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// only activate the gun GameObject if the current effect is a weapon effect
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gunGameObject.SetActive (particleSystems[currentIndex].isWeaponEffect);
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// setup the UI texts according to the strings in the array
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title.text = particleSystems [currentIndex].title;
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description.text = particleSystems [currentIndex].description;
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navigationDetails.text = "" + (currentIndex+1) + " out of " + particleSystems.Length.ToString();
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}
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}
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