Unity初步 基本拼图实现

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

public class GameControl : MonoBehaviour {

//资源加载路径
public string spritePath = "Sprites/Teriri";

//拼图碎片
public Sprite[] sprites = null;

//拼图控制（以按钮的形式）
public Button[] buttons = null;

//携带网格方块自动布局组件的背景
public Transform bgTransform = null;

//碎片预制体
public GameObject puzzlePrefab = null;

//用于记录空图片的位置
public RectTransform nullImage = null;

//用于获取布局方块的大小，便于调节碎片
private GridLayoutGroup bgLayout = null;

//用于记录正确的图片名字相加顺序
private string correctSpritesNameOrder = null;

//用于确认按钮化的图片碎片是否正确
private string spritesNameOrder = null;

private Sprite remainSprite = null;//用于保存被置空的图片，最后游戏结束时现实出来

 

//此函数用于初始化
private void Start() {

string theLastSpriteName = null;

//资源加载
this.sprites = Resources.LoadAll<Sprite>(this.spritePath);
this.bgLayout = bgTransform.GetComponent<GridLayoutGroup>();

List<Sprite> tempSprites = new List<Sprite>();

//记录正确的精灵名字顺序
for (int i = 0; i < this.sprites.Length; i++) {
tempSprites.Add(this.sprites[i]);
this.correctSpritesNameOrder += this.sprites[i].name;
//记录下最后一张碎片的名字
if (i == this.sprites.Length - 1) {
theLastSpriteName = this.sprites[i].name;
}
}

print("正确的图片名字构成顺序：" + this.correctSpritesNameOrder.ToString());

int spritesLength = this.sprites.Length;
//Debug.Log(spritesLength);
for (int i = spritesLength - 1; i >= 0; i--) {
//实例化预制体
GameObject btnInstance = Instantiate(this.puzzlePrefab) as GameObject;
//获取按钮组件
Button btn = btnInstance.GetComponent<Button>();

GameControl self = this;//要保存一下当前的this对象,以免出现this指向错误
btn.onClick.AddListener(delegate () {
self.BtnOnclick(btnInstance.GetComponent<RectTransform>());
});

//随机取图片出来放置，达到打乱的效果
int randomNumber = Random.Range(0, tempSprites.Count);
btnInstance.name = tempSprites[randomNumber].name;

Image btnInstanceImage = btnInstance.GetComponent<Image>();
if (btnInstance.name == theLastSpriteName) {
//置空，否则打乱

this.remainSprite = tempSprites[randomNumber];
btnInstanceImage.sprite = null;
this.nullImage = btnInstance.GetComponent<RectTransform>();
} else {
//btnInstance.GetComponent<Image>().sprite = tempSprites[randomNumber];
btnInstanceImage.sprite = tempSprites[randomNumber];
}

//Debug.Log(btnInstanceImage);

tempSprites.Remove(tempSprites[randomNumber]);
btnInstance.transform.SetParent(bgTransform);
btnInstance.GetComponent<RectTransform>().localScale = Vector3.one;
//Debug.Log(randomNumber + ":" + btnInstance.name);
}
this.buttons = this.transform.Find("BackGround").GetComponentsInChildren<Button>();

////随机放置一个空图片位置
//int tempNumber = Random.Range(0, this.buttons.Length);
//this.remainSprite = buttons[tempNumber].GetComponent<Image>().sprite;//保存被置空的图片
//this.buttons[tempNumber].GetComponent<Image>().sprite = null;
//this.nullImage = this.buttons[tempNumber].GetComponent<RectTransform>();

//设置最右下角的图片为消失的图片
}

//拼图按钮点击事件
private void BtnOnclick(RectTransform btnRect) {
if (Vector2.Distance(btnRect.anchoredPosition, this.nullImage.anchoredPosition)
<= (this.bgLayout.cellSize.x + this.bgLayout.spacing.x)) {
//print("产生替换");
//Sprite btnRectSprite = btnRect.GetComponent<Image>().sprite;//获取需要替换的引用
////这个空位应该是啥也没有
//Sprite nullImageSprite = this.nullImage.GetComponent<Image>().sprite;
Sprite cacheSprite = btnRect.GetComponent<Image>().sprite;//交换前缓存一下图片
string cacheString = btnRect.gameObject.name;

btnRect.gameObject.name = this.nullImage.gameObject.name;
this.nullImage.gameObject.name = cacheString;

btnRect.GetComponent<Image>().sprite = this.nullImage.GetComponent<Image>().sprite;
this.nullImage.GetComponent<Image>().sprite = cacheSprite;
//this.nullImage.GetComponent<Image>().sprite = cacheSprite;
this.nullImage = btnRect;

CheckAll();
}
}

//遍历所有图片名字顺序，判断是否完成拼图，结束游戏
private void CheckAll() {
this.spritesNameOrder = "";
this.buttons = this.bgTransform.GetComponentsInChildren<Button>();
for (int i = 0; i < this.buttons.Length; i++) {
this.spritesNameOrder += this.buttons[i].gameObject.name;
}

if (this.spritesNameOrder == this.correctSpritesNameOrder) {
this.nullImage.GetComponent<Image>().sprite = this.remainSprite;//现实被置空的图片
Debug.Log("德丽莎天下第一可爱!");
this.enabled = false;//停止游戏刷新
}
}
}

 

 

 

 

结束：