Unity3d开发

float angles=36.5f;
double rate=0.253D;

bool b=true;

enum 枚举类型名称
{
    常量1=值1;
    常量2=值2;
    ...
   	常量n=值n;
}

if (表达式){
    语句1
}else{
    语句2
}
###########
switch(值)
{
    case 值1：语句1;
        break;
    case 值n:语句n;
        break;
}

do{
    语句
}while(条件);
while(条件){
    语句
}
for(int i=1;i<=10;i++){
    Console.WriteLine("{0},i")
}

using UnityEngine;
using System,Collection;
public class NewBehaviourScript:MonoBehaviour{
}

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

public class CreatePrimitive : MonoBehaviour
{
    void OnGUI()
    {
        if (GUILayout.Button("CreateCube", GUILayout.Height(50)))
        {
            GameObject m_cube = GameObject.CreatePrimitive(PrimitiveType.Cube);
            m_cube.AddComponent<Rigidbody>();
            m_cube.GetComponent<Renderer>().material.color = Color.blue;
            m_cube.transform.position = new Vector3(0, 10, 0);
        }
        if (GUILayout.Button("CreateSphere", GUILayout.Height(50)))
        {
            GameObject m_cube = GameObject.CreatePrimitive(PrimitiveType.Sphere);
            m_cube.AddComponent<Rigidbody>();
            m_cube.GetComponent<Renderer>().material.color = Color.red;
            m_cube.transform.position = new Vector3(0, 10, 0);
        }
    }
}

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

public class Myscript : MonoBehaviour
{
    //声明4个变量
    public GameObject myCube;
    public int transSpeed = 100;
    public float rotaSpeed = 10.5f;
    public float scale = 3;
    void OnGUI()
    {
        if (GUILayout.Button("移动立方体"))
        {
            myCube.transform.Translate(Vector3.forward * transSpeed * Time.deltaTime, Space.World);
        }
        if (GUILayout.Button("旋转立方体"))
        {
            myCube.transform.Rotate(Vector3.up * rotaSpeed, Space.World);
        }
        if (GUILayout.Button("缩放立方体"))
        {
            myCube.transform.localScale = new Vector3(scale, scale, scale);
        }
    }
}

transform.Translate(Input.GetAxis("Horizontal"), 0, Input.GetAxis("Vertical"));

//这段代码只能实现根据那个鼠标的状态去进行原地移动，已经解决
//就跟那个创建的时候差不多，这次只是把main Camera放到那个Transform里边就可以啦
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class Player : MonoBehaviour
{
    public Transform m_transform;
    CharacterController m_ch;
    float m_movSpeed = 3.0f;
    float m_gravity = 2.0f;
    //摄像机Transform
    Transform m_camTransform;
    //摄像机旋转角度
    Vector3 m_camRot;
    //摄像机高度
    float m_camHeight = 1.4f;
    //修改Start函数，初始化摄像机的位置和旋转角度
    void Start()
    {
        m_transform = this.transform;
        m_ch = this.GetComponent<CharacterController>();
        //获取摄像机
        m_camTransform =Camera.main.transform;
        Vector3 pos = m_transform.position;
        pos.y += m_camHeight;
        m_camTransform.position = pos;
        //设置摄像机的旋转方向和主角一致
        m_camTransform.rotation = m_transform.rotation;
        m_camRot = m_camTransform.eulerAngles;
        //锁定鼠标
        Screen.lockCursor = true;
    }
    private void Update()
    {
        Contorl();
    }
    void Contorl()
    {
        //定义3个值控制移动
        float xm = 0, ym = 0, zm = 0;
        //重力运动
        ym = m_gravity * Time.deltaTime;
        //前后运动
        if (Input.GetKey(KeyCode.W))
        {
            zm += m_movSpeed * Time.deltaTime;
        }else if ( Input.GetKey(KeyCode.S)){
            zm -= m_movSpeed * Time.deltaTime;
        }
        if (Input.GetKey(KeyCode.A))
        {
            xm -= m_movSpeed * Time.deltaTime;
        }else if (Input.GetKey(KeyCode.D)){
            xm += m_movSpeed * Time.deltaTime;
        }
        //使用角色控制器提供的Move函数进行移动
        m_ch.Move(m_transform.TransformDirection(new Vector3(xm, ym, zm)));
        float rh = Input.GetAxis("Mouse X");
        float rv = Input.GetAxis("Mouse Y");
        //旋转摄像机
        m_camRot.x -= rv;
        m_camRot.y += rh;
        m_camTransform.eulerAngles = m_camRot;
        //使角色的面向方向与摄像机方向一致
        Vector3 camrot = m_camTransform.eulerAngles;
        camrot.x = 0;camrot.y = 0;
        m_transform.eulerAngles = camrot;
        //操作角色移动代码
        //使摄像机位置与角色一致
        Vector3 pos = m_transform.position;
        pos.y += m_camHeight;
        m_transform.position = pos;
 
    }
}

public Button button;
   private void Start()
   {
       button.onClick.AddListener(delegate () {
           Debug.Log("点击");
       });
   }

private void OnGUI()
{
    GUI.Box(new Rect(0, 0, 100, 50),"top-left");
    GUI.Box(new Rect(Screen.width-100, 0, 100, 50),"top-Right");
    GUI.Box(new Rect(0, Screen.height-50, 100, 50),"Buttom-left");
    GUI.Box(new Rect(Screen.width-100, Screen.height-50, 100, 50),"buttom_right");
}

public GUIContent content;
   private void OnGUI()
   {
       GUI.Box(new Rect(Screen.width-100, 0, 100, 50),content);
   }

public Texture2D tectureToDisplay ;
void OnGUI()
{
    GUI.Label(new Rect(10,10,100,20), "hello world");
    GUI.Label(new Rect(10, 40, tectureToDisplay.width, tectureToDisplay.height), tectureToDisplay);
}

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Color = UnityEngine.Color;

public class learn_backgroundColor : MonoBehaviour
{
    public System.Drawing.Color backgroundcolor;
    void OnGUI()
    {
        GUI.backgroundColor= Color.red;
        GUI.Button(new Rect(10, 110, 70, 30), "Button");
    }
}

public Color color;
void OnGUI()
{
    GUI.color = Color.yellow;
    GUI.Label(new Rect(10, 10, 100, 20),"helloworld");
    GUI.Box(new Rect(10, 50, 50, 50), "Box");
    GUI.Button(new Rect(10, 110, 70, 30), "Button");
}

public string str = "helloworld";
void OnGUI()
{
    str = GUI.TextField(new Rect(10, 10, 200, 20), str);
    //Debug.Log(str);
}

public string str = "helloworld\nI have two lines";
    private void OnGUI()
    {
        str = GUI.TextArea(new Rect(10,10,200,100), str, 200);
        //Debug.Log(str);
    }

public Vector2 scrollposition = Vector2.zero;
private void OnGUI()
{
    scrollposition = GUI.BeginScrollView(new Rect(10, 300, 100, 100), scrollposition, new Rect(0, 0, 220, 200));
    GUI.Button(new Rect(0, 0, 100, 20), "左上角");
    GUI.Button(new Rect(120, 0, 100, 20), "右上角");
    GUI.Button(new Rect(0, 180, 100, 20), "左下角");
    GUI.Button(new Rect(120, 180, 100, 20), "右下角");
    GUI.EndScrollView();
}

float hSliderValue = 0.0f;
float VSliderValue = 0.0f;
void OnGUI()
{
    hSliderValue = GUI.HorizontalSlider(new Rect(25, 25, 100, 30), hSliderValue, 0.0f, 10.0f);
    VSliderValue = GUI.VerticalSlider(new Rect(50, 50, 100, 30), VSliderValue, 10.0f, 0.0f);
}

public int toolbarint = 0;
public string[] toolbarStrings = { "toolbar1", "toolbar2", "toolbar2" };
private void OnGUI()
{
    toolbarint = GUI.Toolbar(new Rect(25, 25, 250, 30), toolbarint, toolbarStrings);
}

public string tool="";
void OnGUI()
{
    GUI.Box(new Rect(5, 35, 210, 175), new GUIContent("Box", "this box has,a tooltip"));
    GUI.Button(new Rect(30, 85, 100, 20), "no tooltip here");
    GUI.Button(new Rect(30, 120, 100, 20), new GUIContent("这里有一tooltip", "The Button the box"));
    GUI.Label(new Rect(10, 40, 100, 40), GUI.tooltip);
}

public Rect windowsRect = new Rect(20, 20, 120, 50);
void OnGUI()
{
    windowsRect = GUI.Window(0, windowsRect,DoMyWindow, "My Windows");
}

private void DoMyWindow(int id)
{
    GUI.DragWindow(new Rect(0, 0, 10000, 20));
}

public Rect windowsRect0 = new Rect(20, 20, 120, 50);
public Rect windowsRect1 = new Rect(20, 100, 120, 50);
void OnGUI()
{
    GUI.color = Color.red;
    windowsRect0 = GUI.Window(0, windowsRect0, DoMyWindow, "Red window");
    GUI.color = Color.green;
    windowsRect1 = GUI.Window(1, windowsRect1, DoMyWindow, "Green window");
}

private void DoMyWindow(int id)
{
    if (GUI.Button(new Rect(20, 20, 100, 20), "helloworld"))
    {
        print("你点的窗口颜色是" + GUI.color);
        GUI.DragWindow(new Rect(0, 0, 1000, 1000));
    }
}

public GUISkin[] s1;
public int cont = 0;
private void OnGUI()
{
    GUI.skin = s1[cont % s1.Length];
    if (s1.Length == 0)
    {
        Debug.Log("至少放一个skin到列表中");
        return;
    }
    GUI.Label(new Rect(10, 10, 100, 20), "Hello World!");
    GUI.Box(new Rect(10, 50, 50, 50), "A Box");
    GUI.Button(new Rect(10, 110, 70, 30), "A Button");
}

public GUISkin myskin;
private bool choose = false;
public Rect windowRect = new Rect(20, 20, 120, 50);
public string edit = "请输入字符串";
private void OnGUI()
{
    GUI.skin = myskin;
    GUI.Button(new Rect(100, 100, 100, 100), "自定义按钮");
    choose = GUI.Toggle(new Rect(10, 50, 100, 30), choose, "单项选择");
    edit = GUI.TextField(new Rect(200, 10, 200, 20), edit, 25);
    windowRect = GUI.Window(0, windowRect, setwindow, "这是一个窗口");
}
private void setwindow(int id)
{
    GUI.DragWindow();
    GUI.Button(new Rect(10, 20, 100, 30), "小窗口自定义的按钮");
}

public Texture atexture;
private bool toggleTxt = false;
private bool toggleImg = false;
private void OnGUI()
{
    if (!atexture)
    {
        Debug.Log("请添加一个图片");
        return;
    }
    toggleTxt = GUI.Toggle(new Rect(10, 10, 100, 30), toggleTxt, "a toggle text");
    toggleImg = GUI.Toggle(new Rect(10, 50, 50, 50), toggleImg, atexture);
}