Unity Study_week7

#57 텍스트 메쉬 프로 UGUI

스크립터블 오브젝트에서 캔버스로 질문텍스트를 가져오는 방법

QuizCanvas에 Quiz 스크립트를 생성한 뒤

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using TMPro;


public class Quiz : MonoBehaviour
{
    [SerializeField] TextMeshProUGUI questionText;
    [SerializeField] QuestionSO question;

    void Start()
    {
        questionText.text = question.GetQuestion();
    }
}

#58 루프

답안 텍스트를 버튼에 연결하는 방법

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using TMPro;


public class Quiz : MonoBehaviour
{
    [SerializeField] TextMeshProUGUI questionText;
    [SerializeField] QuestionSO question;
    [SerializeField] GameObject[] answerButtons;

    void Start()
    {
        questionText.text = question.GetQuestion();

        for (int i = 0; i < answerButtons.Length; i++)
        {
            TextMeshProUGUI buttonText = answerButtons[i].GetComponentInChildren<TextMeshProUGUI>();
            buttonText.text = question.GetAnswer(i);
        }
    }
}

#59 스와핑 스프라이트

답안 버튼 선택 시 답안 스프라이트 변경

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using TMPro;
using UnityEngine.UI;


public class Quiz : MonoBehaviour
{
    [SerializeField] TextMeshProUGUI questionText;
    [SerializeField] QuestionSO question;
    [SerializeField] GameObject[] answerButtons;
    int correctAnswerIndex;
    [SerializeField] Sprite defaultAnswerSprite;
    [SerializeField] Sprite correctAnswerSprite;

    void Start()
    {
        questionText.text = question.GetQuestion();

        for (int i = 0; i < answerButtons.Length; i++)
        {
            TextMeshProUGUI buttonText = answerButtons[i].GetComponentInChildren<TextMeshProUGUI>();
            buttonText.text = question.GetAnswer(i);
        }
    }

    public void OnAnswerSelected(int index)
    {
        Image buttonImage;

        if(index == question.GetCorrectAnswerIndex())
        {
            questionText.text = "Correct!";
            buttonImage = answerButtons[index].GetComponent<Image>();
            buttonImage.sprite = correctAnswerSprite;
        }
        else
        {
            correctAnswerIndex = question.GetCorrectAnswerIndex();
            string correctAnswer = question.GetAnswer(correctAnswerIndex);
            questionText.text = "Sorry, the correct answer was;\n" + correctAnswer;
            buttonImage = answerButtons[correctAnswerIndex].GetComponent<Image>();
            buttonImage.sprite = correctAnswerSprite;
        }
        
    }
}

AnswerButton 의 Button 설정 변경

QuizCanvas 의 디폴트/정답 Sprite 설정

결과

#60 버튼 상태

답변 선택 시 버튼 비활성화

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using TMPro;
using UnityEngine.UI;

public class Quiz : MonoBehaviour
{
    [SerializeField] TextMeshProUGUI questionText;
    [SerializeField] QuestionSO question;
    [SerializeField] GameObject[] answerButtons;
    int correctAnswerIndex;
    [SerializeField] Sprite defaultAnswerSprite;
    [SerializeField] Sprite correctAnswerSprite;

    void Start()
    {
        GetNextQuestion();
        //DisplayQuesetion();
    }

    public void OnAnswerSelected(int index)
    {
        Image buttonImage;

        if(index == question.GetCorrectAnswerIndex())
        {
            questionText.text = "Correct!";
            buttonImage = answerButtons[index].GetComponent<Image>();
            buttonImage.sprite = correctAnswerSprite;
        }
        else
        {
            correctAnswerIndex = question.GetCorrectAnswerIndex();
            string correctAnswer = question.GetAnswer(correctAnswerIndex);
            questionText.text = "Sorry, the correct answer was;\n" + correctAnswer;
            buttonImage = answerButtons[correctAnswerIndex].GetComponent<Image>();
            buttonImage.sprite = correctAnswerSprite;
        }

        SetButtonState(false);
    }

    void GetNextQuestion()
    {
        SetButtonState(true);
        SetDefaultButtonSprites();
        DisplayQuestion();
    }

    void DisplayQuestion()
    {
        questionText.text = question.GetQuestion();

        for (int i = 0; i < answerButtons.Length; i++)
        {
            TextMeshProUGUI buttonText = answerButtons[i].GetComponentInChildren<TextMeshProUGUI>();
            buttonText.text = question.GetAnswer(i);
        }
    }

    void SetButtonState(bool state)
    {
        for(int i = 0; i < answerButtons.Length; i++)
        {
            Button button = answerButtons[i].GetComponent<Button>();
            button.interactable = state;
        }
    }

    void SetDefaultButtonSprites()
    {
        for(int i = 0; i < answerButtons.Length; i++)
        {
            Image buttonImage = answerButtons[i].GetComponent<Image>();
            buttonImage.sprite = defaultAnswerSprite;
        }
    }
}