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.net制作的抽餐厅和游戏装备的小程序

2017年12月12日  | 移动技术网IT编程  | 我要评论

2011存款利率表,德商测试,ca1113

随便新建一个asp.net web项目，拖入即可。现在知道为什么游戏老是暴不出好装备，因为他的权重是非常小地。。。中午吃饭随机一下，想去哪一家，就把权重值设大一点，再中不了，就认命吧！

default.aspx

<%@ page language="c#" autoeventwireup="true" codefile="default.aspx.cs" inherits="_default" %>
 
<!doctype html public "-//w3c//dtd xhtml 1.0 transitional//en" "http://www.w3.org/tr/xhtml1/dtd/xhtml1-transitional.dtd">
 
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
  <title>加权随机</title>
</head>
<body>
  <form id="form1" runat="server">
  <div>
  <asp:textbox id="txtnum" runat="server" text="100" ></asp:textbox>
  <br />
  <br />
  <asp:button id="btnrandom" runat="server" text="开始抽奖(装备)" onclick="btnrandom_click"/>
  <br />
  <br />
  <asp:button id="btnrandomfood" runat="server" text="开始抽奖(餐厅)" onclick="btnrandomfood_click"/>
  <br />
  <br />
  <asp:button id="btnclear" runat="server" text="清屏" onclick="btnclear_click"/>
  <br />
  <asp:literal id="lblresult" runat="server"></asp:literal>
  </div>
  </form>
</body>
</html>

 default.aspx.cs

using system;
using system.collections.generic;
using system.linq;
using system.web;
using system.web.ui;
using system.web.ui.webcontrols;
 
public partial class _default : system.web.ui.page
{
  //<string,int>:<名称:权重>
  public dictionary<string, int> goods = new dictionary<string, int>();
  public int totalweight = 0;
 
  public class good
  {
    /// <summary>
    /// 名称
    /// </summary>
    public string name
    {
      get;
      set;
    }
    /// <summary>
    /// 权重（大于等于1，否则出现的可能性为0）
    /// </summary>
    public int weight
    {
      get;
      set;
    }
  }
 
  public list<good> result = new list<good>();
 
  protected void page_load(object sender, eventargs e)
  {
  }
 
  /// <summary>
  /// 初始化装备 俺是《梦三国》玩家，嘿嘿
  /// </summary>
  protected void initgoods()
  {
    goods.clear();
    totalweight = 0;
 
    goods.add("寒冰爪", 2);     //神器（拳爪类）
    goods.add("重毛皮", 300);
    goods.add("小毛皮", 1000);
    goods.add("轻毛皮", 1000);
    goods.add("神之防具打造书", 5);
    goods.add("传说武器打造书", 20);
    goods.add("紫檀树枝", 300);
    goods.add("硬毛皮", 600);
    goods.add("勾魂水晶", 8);
    goods.add("真龙炙舞剑", 30);
    goods.add("董卓勾魂", 1);    //神器中的神器（长柄类）
 
    foreach (keyvaluepair<string, int> kvp in goods)
    {
      totalweight += kvp.value;
    } 
  }
 
  /// <summary>
  /// 初始化餐厅，公司楼下餐厅比较多，只写几个，意思意思。。。
  /// </summary>
  protected void initfood()
  {
    goods.clear();
    totalweight = 0;
 
    goods.add("清真兰州", 1);
    goods.add("长安客", 1);
    goods.add("迎客松", 1);
    goods.add("吉祥混沌", 1);
 
    foreach (keyvaluepair<string, int> kvp in goods)
    {
      totalweight += kvp.value;
    }
  }
 
  protected int gettryparse()
  {
    try
    {
      return int.parse(txtnum.text);
    }
    catch {
      return 1;
    }
  }
 
  //开始抽奖（装备）
  protected void btnrandom_click(object sender, eventargs e)
  {
    initgoods();
 
    lblresult.text = lblresult.text + "<br/>";
 
    int count = gettryparse();
    for (int i = 1; i <= count; i++)
    {
      random rdm = new random(getrandomseed());
 
      int weight = rdm.next(1, totalweight + 1);
 
      produceresult(weight);
    }
 
    foreach (keyvaluepair<string, int> kvp in goods)
    {
      int c = result.count(d => d.name == kvp.key);
      double rate = c * 1.0 / count * 1.0 * 100;
 
      lblresult.text = lblresult.text + "物品名称：" + kvp.key + " 权重：" + kvp.value + " 暴出次数：" + c.tostring() + " 暴出率：" + rate + "%<br/>";
    }
 
  }
 
  //开始抽奖（餐厅）
  protected void btnrandomfood_click(object sender, eventargs e)
  {
    initfood();
 
    lblresult.text = lblresult.text + "<br/>";
 
    int count = gettryparse();
    for (int i = 1; i <= count; i++)
    {
      random rdm = new random(getrandomseed());
 
      int weight = rdm.next(1, totalweight + 1);
 
      produceresult(weight);
    }
 
    foreach (keyvaluepair<string, int> kvp in goods)
    {
      int c = result.count(d => d.name == kvp.key);
      double rate = c * 1.0 / count * 1.0 * 100;
 
      lblresult.text = lblresult.text + "餐厅名称：" + kvp.key + " 权重：" + kvp.value + " 暴出次数：" + c.tostring() + " 暴出率：" + rate + "%<br/>";
    }
 
  }
 
  /// <summary>
  /// 根据随机权重判断所在范围
  /// </summary>
  /// <param name="weight"></param>
  protected void produceresult(int weight)
  {
    int min = 1;
    int max = 1;
    foreach (keyvaluepair<string, int> kvp in goods)
    {
      max = min + kvp.value - 1;
 
      if (weight >= min && weight <= max)
      {
        good g = new good();
        g.name = kvp.key;
        g.weight = kvp.value;
        result.add(g);
        return;
      }
 
      min = max + 1;
    }
  }
 
  /// <summary>
  /// 随机种子值（防止速度过快造成的重复）
  /// </summary>
  /// <returns></returns>
  private static int getrandomseed()
  {
    byte[] bytes = new byte[4];
    system.security.cryptography.rngcryptoserviceprovider rng = new system.security.cryptography.rngcryptoserviceprovider();
    rng.getbytes(bytes);
    return bitconverter.toint32(bytes, 0);
  }
 
  //清屏操作
  protected void btnclear_click(object sender, eventargs e)
  {
    lblresult.text = "";
  }
}

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