UNITY | PROJECT | SPACE SHOOTER 2D | 11. Timer UI & GameTitle

Importing Timer UI

 

Adding Timer UI Image

• Add an UI Image for Timer
  • Add Timer UI to “Source Image”
    • Press “Set Native Size”

 

Adding Timer Text

• Add a UI Text for Timer Counter
  • Add Text for the default value
  • Change Font Style to “Bold”, Font Size to “30”
  • Add “Timer Controller” Script
  • Change Anchor to “Top-Right”

 

“TimerController” Script

• Get the Reference for TimeUI
• Claim “startTime”, “ellapsedTime” and “startCounter” as flag
• Claim “minutes” and “seconds”
• In “Start()” method
  • Set the flag to false
  • Get the Component of “Text”
• Create a Function, “StartTimeCounter()” to start the Timer
  • Get the current time when the timer is started
  • Set the Flag to True
• Create a Function, “StopTimeCounter()” to stop the Timer
  • Set the Flag to False
• In “Update()” method,
  • if the flag is True (when it is on)
    • Get the Elapsed Time by subtracting “startTime” from the Current Time in this very frame
    • Get the minute and second based on the Elapsed Time
    • Update the Timer UI by accessing the Text Property with String.Format

“GameManager” Script

• Add codes to Start and Stop the Timer
  • Get the Component of “TimerCounter” Class to use “StartTimeCounter()” and “StopTimeCounter()”

“Timer” Working

 

Importing “GameTitle”

• Add “Game Title” image on the Hierarchy
  • Set the sorting layer to “Effect”

 

“GameManager” Script

• Add Codes to Turn on & off Game Title by using “GameObject.SetActive()”
  • When Case “Opening”,
    • Set Game Title On
  • When Case “GamePlay”
    • Set Game Title Off

“GameTitle” Working

WEEK3 |UNITY 2D | Timer part.2

Timer

Timer | Fields | Bool

Timer | Properties | set

Timer | Methods | Update() | Run()

Timer Test | Start() | gameObject.Addcomponent() | Time.time

Timer | AddComponent<>() | Result

WEEK3 |UNITY 2D | Selection, Timer Part.1

Boolean Expression

• Data Type – “bool”
• evaluates “True” or “False“
• helps us with Selection Control Structure
  • lets us make decisions about which code to execute
    • Example 1) Movement Direction based on user input
    • Example 2) Whether or not an enemy drops loot
    • Example 3) Whether or not a player has leveled up
    • Example 4)
• Logical Operators
  • And : “&&“
  • Or : “| |”
  • Not : “!”
• Relational Operators
  • ==
  • !=
  • <
  • <=
  • >
  • >=

Jumper.cs

Timer Logic