[Unity3D]Unity3d开发常用代码集合

function OnGUI() {  GUI.Label(Rect(1,1,100,20),"I'm a Label"); //1  GUI.Box(Rect(1,21,100,20),"I'm a Box"); //2  GUI.Button(Rect(1,41,100,20),"I'm a Button"); //3  GUI.RepeatButton(Rect(1,61,120,20),"I'm a RepeatButton"); //4  GUI.TextField(Rect(1,81,100,20),"I'm a TextFielld"); //5  GUI.TextArea(Rect(1,101,100,40),"I'm a TextArea,\nMultiline"); //6  GUI.Toggle(Rect(1,141,120,20),true,"I'm a Toggle true"); //7  GUI.Toggle(Rect(1,161,120,20),false,"I'm a Toggle false"); //8  GUI.Toolbar(Rect(1,181,160,20),-1,["Toolbar","Tool2","Tool3"); //9  GUI.SelectionGrid(Rect(1,201,190,20),2,["Selection","Grid","select3"],3); //10  GUI.HorizontalSlider(Rect(1,221,180,20),3.0,0,10.0); //11  GUI.VerticalScrollbar(Rect(1,241,20,100),3.0,1,0.0,10.0); //12   //13  GUI.BeginScrollView (Rect (200,10,100,100),Vector2.zero, Rect (0, 0, 220, 200));  GUI.Label(Rect(0,0,100,20),"I'm a Label");  GUI.EndScrollView();  //14    GUI.Window(0,Rect(200,129,100,100),funcwin,"window");} function funcwin(windowID:int) {  GUI.DragWindow(Rect(0,0,10000,2000)); }

import System;import System.Runtime.InteropServices;@DllImport("user32.dll")public static function MessageBox(Hwnd : int,text : String,Caption : String,iType : int) : int {}; function Start(){        MessageBox(0, "API Message Box", "Win32 API", 64) ;}function Update () {}

var target : Transform;  // Object that this label should follow var offset = Vector3.up;    // Units in world space to offset; 1 unit above object by defaultvar clampToScreen = false;  // If true, label will be visible even if object is off screenvar clampBorderSize = .05;  // How much viewport space to leave at the borders when a label is being clampedvar useMainCamera = true;   // Use the camera tagged MainCameravar cameraToUse : Camera;   // Only use this if useMainCamera is falseprivate var cam : Camera;private var thisTransform : Transform;private var camTransform : Transform; function Start () {    thisTransform = transform;    if (useMainCamera)        cam = Camera.main;    else        cam = cameraToUse;    camTransform = cam.transform;} function Update () {    if (clampToScreen) {        var relativePosition = camTransform.InverseTransformPoint(target.position);        relativePosition.z = Mathf.Max(relativePosition.z, 1.0);        thisTransform.position = cam.WorldToViewportPoint(camTransform.TransformPoint(relativePosition + offset));        thisTransform.position = Vector3(Mathf.Clamp(thisTransform.position.x, clampBorderSize, 1.0-clampBorderSize),                                         Mathf.Clamp(thisTransform.position.y, clampBorderSize, 1.0-clampBorderSize),                                         thisTransform.position.z);    }    else {        thisTransform.position = cam.WorldToViewportPoint(target.position + offset);    }} @script RequireComponent(GUIText)

       import System;import System.Xml;import System.Xml.Serialization;import System.IO;import System.Text; class CeshiData{var Ceshi1 : String;var Ceshi2 : String;var Ceshi3 : float;var Ceshi4 : int;}  class UserData{ public var _iUser : CeshiData = new CeshiData(); function UserData() { }} private var c1 : String;private var c2 : String;private var c3 : float;private var c4 : int;private var _FileLocation : String;private var _FileName : String = "CeshiData.xml"; var myData : UserData[];private var tempData : UserData = new UserData(); var i : int = 0; var GUISkin1 : GUISkin;var ShowData : int = 0;function Awake(){ _Filelocation＝Application.dataPath;} function Start(){ FirstSave();} function FirstSave(){//初始化XML tempData._iUser.Ceshi1 = "?"; tempData._iUser.Ceshi2 = "?"; tempData._iUser.Ceshi3 = 0; tempData._iUser.Ceshi4 = 0; var writer : StreamWriter; var t : FileInfo = new FileInfo(_FileLocation+"/"+ _FileName); if(!t.Exists) { writer = t.CreateText(); _data = SerializeObject(tempData); for(i=0;i<10;i++){ writer.WriteLine(_data); } writer.Close(); } } function Save(sc1 : String,sc2 : String,sc3 : float,sc4 : int){//保存数据到指定的XMl里  tempData._iUser.Ceshi1 = sc1;tempData._iUser.Ceshi2 = sc2; tempData._iUser.Ceshi3 = sc3; tempData._iUser.Ceshi4 = sc4;  var writer : StreamWriter; var t : FileInfo = new FileInfo(_FileLocation+"/"+ _FileName); t.Delete(); writer = t.CreateText(); _data = SerializeObject(tempData); for(i=0;i<10;i++){ writer.WriteLine(_data); } writer.Close(); } function Load(){//读取保存在XML里的数据 var r : StreamReader = File.OpenText(_FileLocation+"/"+ _FileName);var _info : String ; for(i=0;i<10;i++){ _info = r.ReadLine(); _data＝_info; myData[i] = DeserializeObject(_data);} r.Close();} function OnGUI() { GUI.skin = GUISkin1; if(GUI.Button(Rect(0,0,100,40),"save")){ Save("ceshi1","ceshi2",1.23,50);//要显示中文需设定中文字体} if(GUI.Button(Rect(200,0,100,40),"load")){ Load(); ShowData = 1; } if(ShowData == 1){ GUI.Label(Rect(170,170+53*0,150,50),myData[0]._iUser.Ceshi1); GUI.Label(Rect(370,170+53*0,150,50),myData[0]._iUser.Ceshi2); GUI.Label(Rect(550,170+53*0,150,50),myData[0]._iUser.Ceshi3 + ""); GUI.Label(Rect(760,170+53*0,150,50),myData[0]._iUser.Ceshi4 + "");  GUI.Label(Rect(170,170+53*1,150,50),myData[1]._iUser.Ceshi1);  GUI.Label(Rect(370,170+53*2,150,50),myData[2]._iUser.Ceshi2);  GUI.Label(Rect(550,170+53*3,150,50),myData[3]._iUser.Ceshi3 + ""); GUI.Label(Rect(760,170+53*4,150,50),myData[4]._iUser.Ceshi4 + ""); }} //================================================================================function UTF8ByteArrayToString(characters : byte[] ){ var encoding : UTF8Encoding = new UTF8Encoding(); var constructedString : String = encoding.GetString(characters); return (constructedString);} //byte[] StringToUTF8ByteArray(string pXmlString)function StringToUTF8ByteArray(pXmlString : String){ var encoding : UTF8Encoding = new UTF8Encoding(); var byteArray : byte[] = encoding.GetBytes(pXmlString); return byteArray;}  // Here we serialize our UserData object of myData//string SerializeObject(object pObject)function SerializeObject(pObject : Object){ var XmlizedString : String = null; var memoryStream : MemoryStream = new MemoryStream(); var xs : XmlSerializer = new XmlSerializer(typeof(UserData)); var xmlTextWriter : XmlTextWriter = new XmlTextWriter(memoryStream, Encoding.UTF8); xs.Serialize(xmlTextWriter, pObject); memoryStream = xmlTextWriter.BaseStream; // (MemoryStream) XmlizedString = UTF8ByteArrayToString(memoryStream.ToArray()); return XmlizedString;}  // Here we deserialize it back into its original form //object DeserializeObject(string pXmlizedString)function DeserializeObject(pXmlizedString : String){ var xs : XmlSerializer = new XmlSerializer(typeof(UserData)); var memoryStream : MemoryStream = new MemoryStream(StringToUTF8ByteArray(pXmlizedString)); var xmlTextWriter : XmlTextWriter = new XmlTextWriter(memoryStream, Encoding.UTF8); return xs.Deserialize(memoryStream);}

static var WindowSwitch : boolean = false;     var mySkin : GUISkin;     var windowRect = Rect (200, 80, 240, 100);     function OnGUI ()     {        if(WindowSwitch ==  true)        {           GUI.skin = mySkin;             windowRect = GUI.Window (0, windowRect, WindowContain, "测试视窗");       }    }    function WindowContain (windowID : int)    {        if (GUI.Button (Rect (70,40,100,20), "关闭视窗"))       {          WindowSwitch = false;       }    }     function OnMouseEnter ()    {        renderer.material.color = Color.red;    }    function OnMouseDown ()    {       Func_GUIWindow.WindowSwitch = true;    }    function OnMouseExit ()    {       renderer.material.color = Color.white;    }

using UnityEngine;using System.Collections;using System.IO;using System.Text; public class ReadTxt : MonoBehaviour {string path = "D:\\txtName.txt";StreamReader smRead = new StreamReader(path,Encoding.Default); //设置路径 string line; void Update () { if ((line = smRead.ReadLine()) != null) {string[] arrStr = line.Split('|'); //分割符 “|”id1 = arrStr[0].ToString();name = arrStr[1].ToString();sfz = arrStr[2].ToString();}}}

function OnMouseDown() {    Application.CaptureScreenshot("Screenshot.png");  }

using UnityEngine;using System.Collections;using System.Collections.Generic;using System.Text.RegularExpressions;public class DropDownList : MonoBehaviour{    private Rect DropDownRect;          // Size and Location for drop down    private Transform currentRoot;      // selected object transform    private Vector2 ListScrollPos;      // scroll list position    public string selectedItemCaption;  // name of selected item    private string lastCaption;         // last selected item    private int guiWidth;               // width of drop list    private int guiHight;               // hight of drop list    private bool textChanged;           // if text in text box has changed look for item    private bool clearDropList;         // clear text box    public bool DropdownVisible;        // show drop down list    public bool updateInfo;             // update info window     public Transform root;              // top of the Hierarchy    public GUISkin dropSkin;            // GUISkin for drop down list    public int itemtSelected;           // index of selected item    public bool targetChange;           // text in text box was changed, update list     public class GuiListItem        //The class that contains our list items    {        public string Name;         // name of the item        public int GuiStyle;        // current style to use        public int UnSelectedStyle; // unselected GUI style        public int SelectedStyle;   // selected GUI style        public int Depth;           // depth in the Hierarchy        public bool Selected;       // if the item is selected        public bool ToggleChildren; // show child objects in list         // constructors        public GuiListItem(bool mSelected, string mName, int iGuiStyle, bool childrenOn, int depth)        {            Selected = mSelected;            Name = mName;            GuiStyle = iGuiStyle;            ToggleChildren = childrenOn;            Depth = depth;            UnSelectedStyle = 0;            SelectedStyle = 0;         }        public GuiListItem(bool mSelected, string mName)        {            Selected = mSelected;            Name = mName;            GuiStyle = 0;            ToggleChildren = true;            Depth = 0;            UnSelectedStyle = 0;            SelectedStyle = 0;        }        public GuiListItem(string mName)        {            Selected = false;            Name = mName;            GuiStyle = 0;            ToggleChildren = true;            Depth = 0;            UnSelectedStyle = 0;            SelectedStyle = 0;        }         // Accessors        public void enable()// don't show in list        {            Selected = true;        }        public void disable()// show in list        {            Selected = false;        }        public void setStlye(int stlye)        {            GuiStyle = stlye;        }        public void setToggleChildren(bool childrenOn)        {            ToggleChildren = childrenOn;        }        public void setDepth(int depth)        {            Depth = depth;        }        public void SetStyles(int unSelected, int selected)        {            UnSelectedStyle = unSelected;            SelectedStyle = selected;        }    }     //Declare our list of stuff    public List MyListOfStuff;     // Initialization    void Start()    {        guiWidth = 400;        guiHight = 28;        // Manually position our list, because the dropdown will appear over other controls        DropDownRect = new Rect(10, 10, guiWidth, guiHight);        DropdownVisible = false;        itemtSelected = -1;        targetChange = false;        lastCaption = selectedItemCaption = "Select a Part...";         if (!root)            root = gameObject.transform;         MyListOfStuff = new List(); //Initialize our list of stuff        // fill the list        BuildList(root);        // set GUI for each item in list        SetupGUISetting();        // fill the list        FillList(root);    }     void OnGUI()    {        //Show the dropdown list if required (make sure any controls that should appear behind the list are before this block)        if (DropdownVisible)        {            GUI.SetNextControlName("ScrollView");            GUILayout.BeginArea(new Rect(DropDownRect.xMin, DropDownRect.yMin + DropDownRect.height, guiWidth, Screen.height * .25f), "", "box");            ListScrollPos = GUILayout.BeginScrollView(ListScrollPos, dropSkin.scrollView);            GUILayout.BeginVertical(GUILayout.Width(120));             for (int i = 0; i < MyListOfStuff.Count; i++)            {                if (MyListOfStuff[i].Selected && GUILayout.Button(MyListOfStuff[i].Name, dropSkin.customStyles[MyListOfStuff[i].GuiStyle]))                {                    HandleSelectedButton(i);                }            }            GUILayout.EndVertical();            GUILayout.EndScrollView();            GUILayout.EndArea();        }        //Draw the dropdown control        GUILayout.BeginArea(DropDownRect, "", "box");        GUILayout.BeginHorizontal();        string ButtonText = (DropdownVisible) ? "<<" : ">>";        DropdownVisible = GUILayout.Toggle(DropdownVisible, ButtonText, "button", GUILayout.Width(32), GUILayout.Height(20));        GUI.SetNextControlName("PartSelect");        selectedItemCaption = GUILayout.TextField(selectedItemCaption);        clearDropList = GUILayout.Toggle(clearDropList, "Clear", "button", GUILayout.Width(40), GUILayout.Height(20));        GUILayout.EndHorizontal();        GUILayout.EndArea();    }     void Update()    {        //check if text box info changed        if (selectedItemCaption != lastCaption)        {            textChanged = true;        }         // if text box info changed look for part matching text        if (textChanged)        {            lastCaption = selectedItemCaption;            textChanged = false;            // go though list to find item            for (int i = 0; i < MyListOfStuff.Count; ++i)            {                if (MyListOfStuff[i].Name.StartsWith(selectedItemCaption, System.StringComparison.CurrentCultureIgnoreCase))                {                     MyListOfStuff[i].enable();                    MyListOfStuff[i].ToggleChildren = false;                    MyListOfStuff[i].GuiStyle = MyListOfStuff[i].UnSelectedStyle;                }                else                {                    MyListOfStuff[i].disable();                    MyListOfStuff[i].ToggleChildren = false;                    MyListOfStuff[i].GuiStyle = MyListOfStuff[i].UnSelectedStyle;                }            }             for (int i = 0; i < MyListOfStuff.Count; ++i)             {                 // check list for item                 int test = string.Compare(selectedItemCaption, MyListOfStuff[i].Name, true);                 if (test == 0)                 {                     itemtSelected = i;                     targetChange = true;                     break; // stop looking when found                 }             }         }         // reset message if list closed and text box is empty         if (selectedItemCaption == "" && !DropdownVisible)         {             lastCaption = selectedItemCaption = "Select a Part...";             ClearList(root);             FillList(root);         }         // if Clear button pushed         if (clearDropList)         {             clearDropList = false;             selectedItemCaption = "";         }     }     public void HandleSelectedButton(int selection)     {         // do the stuff, camera etc         itemtSelected = selection;//Set the index for our currently selected item         updateInfo = true;         selectedItemCaption = MyListOfStuff[selection].Name;         currentRoot = GameObject.Find(MyListOfStuff[itemtSelected].Name).transform;         // toggle item show child         MyListOfStuff[selection].ToggleChildren = !MyListOfStuff[selection].ToggleChildren;         lastCaption = selectedItemCaption;         // fill my drop down list with the children of the current selected object         if (!MyListOfStuff[selection].ToggleChildren)         {             if (currentRoot.childCount > 0)            {                MyListOfStuff[selection].GuiStyle = MyListOfStuff[selection].SelectedStyle;            }            FillList(currentRoot);        }        else        {            if (currentRoot.childCount > 0)            {                MyListOfStuff[selection].GuiStyle = MyListOfStuff[selection].UnSelectedStyle;            }            ClearList(currentRoot);        }        targetChange = true;     }     // show only items that are the root and its children    public void FillList(Transform root)    {        foreach (Transform child in root)        {            for (int i = 0; i < MyListOfStuff.Count; ++i)            {                if (MyListOfStuff[i].Name == child.name)                {                    MyListOfStuff[i].enable();                    MyListOfStuff[i].ToggleChildren = false;                    MyListOfStuff[i].GuiStyle = MyListOfStuff[i].UnSelectedStyle;                }            }        }    }    // turn off children objects    public void ClearList(Transform root)    {        //Debug.Log(root.name);        Transform[] childs = root.GetComponentsInChildren();        foreach (Transform child in childs)        {            for (int i = 0; i < MyListOfStuff.Count; ++i)             {                 if (MyListOfStuff[i].Name == child.name && MyListOfStuff[i].Name != root.name)                 {                     MyListOfStuff[i].disable();                     MyListOfStuff[i].ToggleChildren = false;                     MyListOfStuff[i].GuiStyle = MyListOfStuff[i].UnSelectedStyle;                 }             }         }     }     // recursively build the list so the hierarchy is in tact     void BuildList(Transform root)     {         // for every object in the thing we are viewing         foreach (Transform child in root)         {             // add the item             MyListOfStuff.Add(new GuiListItem(false, child.name));             // if it has children add the children             if (child.childCount > 0)            {                BuildList(child);            }        }    }     public void ResetDropDownList()    {        selectedItemCaption = "";        ClearList(root);        FillList(root);    }     public string RemoveNumbers(string key)    {        return Regex.Replace(key, @"\d", "");    }     // sets the drop list elements to use the correct GUI skin custom style    private void SetupGUISetting()    {        // set drop down list gui        int depth = 0;        // check all the parts for hierarchy depth        for (int i = 0; i < MyListOfStuff.Count; ++i)         {             GameObject currentObject = GameObject.Find(MyListOfStuff[i].Name);             Transform currentTransform = currentObject.transform;             depth = 0;             if (currentObject.transform.parent == root) // if under root             {                 if (currentObject.transform.childCount > 0)                {                    MyListOfStuff[i].GuiStyle = depth;                    MyListOfStuff[i].UnSelectedStyle = depth;                    MyListOfStuff[i].SelectedStyle = depth + 2;                }                else                {                    MyListOfStuff[i].GuiStyle = depth + 1;                    MyListOfStuff[i].UnSelectedStyle = depth + 1;                    MyListOfStuff[i].SelectedStyle = depth + 1;                }                 MyListOfStuff[i].Depth = depth;             }            else // if not under root find depth            {                while (currentTransform.parent != root)                {                    ++depth;                    currentTransform = currentTransform.parent;                }                MyListOfStuff[i].Depth = depth;                // set gui basied on depth                if (currentObject.transform.childCount > 0)                {                    MyListOfStuff[i].GuiStyle = depth * 3;                    MyListOfStuff[i].UnSelectedStyle = depth * 3;                    MyListOfStuff[i].SelectedStyle = (depth * 3) + 2;                }                else                {                    MyListOfStuff[i].GuiStyle = depth * 3 + 1;                    MyListOfStuff[i].UnSelectedStyle = depth * 3 + 1;                    MyListOfStuff[i].SelectedStyle = depth * 3 + 1;                }            }        }    }}