Unity Timer Tutorial | Unity Tutorial
In this video tutorial, we’ll explore how to create a versatile timer in Unity using C#. You’ll learn step-by-step how to implement a countdown timer that can be easily customized for your games. We’ll cover key concepts like time management, scripting best practices, and UI integration, ensuring you have a solid foundation to enhance your game mechanics.
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Script:
Timer.cs
using UnityEngine;
using UnityEngine.UI;
public class Timer : MonoBehaviour
{
public int targetHours = 0; // Set target time in hours
public int targetMinutes = 10; // Set target time in minutes
public int targetSeconds = 0; // Set target time in seconds
private float currentTime; // Tracks the current timer value
private bool timerActive = false;
public Text timerText;
public delegate void TimerFinished();
public event TimerFinished OnTimerFinishedEvent;
public bool showHours = true; // Toggle to show or hide hours
public bool showMinutes = true; // Toggle to show or hide minutes
void Start()
{
// Subscribe the TimerFinishedCallback method to the event
OnTimerFinishedEvent += TimerFinishedCallback;
}
public void StartTimer()
{
currentTime = targetHours * 3600 + targetMinutes * 60 + targetSeconds;
timerActive = true;
Debug.Log("Timer started!");
}
void Update()
{
if (timerActive)
{
currentTime -= Time.deltaTime;
if (currentTime < 0)
{
currentTime = 0;
timerActive = false;
TriggerTimerFinishedEvent();
}
UpdateTimerText();
}
}
private void UpdateTimerText()
{
int hours = Mathf.FloorToInt(currentTime / 3600);
int minutes = Mathf.FloorToInt((currentTime % 3600) / 60);
int seconds = Mathf.FloorToInt(currentTime % 60);
if (showHours && showMinutes)
{
timerText.text = string.Format("{0:D2}:{1:D2}:{2:D2}", hours, minutes, seconds);
}
else if (showHours)
{
timerText.text = string.Format("{0:D2}:{1:D2}", hours, seconds);
}
else if (showMinutes)
{
timerText.text = string.Format("{0:D2}:{1:D2}", minutes, seconds);
}
else
{
timerText.text = string.Format("{0:D2}", seconds);
}
}
private void TriggerTimerFinishedEvent()
{
Debug.Log("Timer ended!");
OnTimerFinishedEvent?.Invoke(); // Invoke the event
}
private void TimerFinishedCallback()
{
Debug.Log("Timer finished! Executing callback...");
// Add your callback here
}
}
