[原创]winform_PC宴会图片抽奖/文字抽奖

14年6月 好友结婚

14年4月左右知道他们婚礼由迎宾照抽奖的环节

问我有没有可以用的抽奖软件

我网上找了一会儿，就放弃了，自己做一个更快不是？

14年6月，PC宴会图片抽奖软件成功使用

---

操作示意图：

图片文字模式2选1

1.文字模式只需要指定txt文本文件路劲

会按序滚动txt文本文件内容进行抽奖

2.图片模式需要设定

清晰图片文件夹

缩略图文件夹

缩略倍数

后，生成缩略图即可

---

部分代码：

main.cs

 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
 using System.Drawing;
 using System.IO;
 using System.Linq;
 using System.Text;
 using System.Windows.Forms;
 using System.Threading;

 namespace partyGifts
 {
     public partial class Main : Form
     {
         public Main()
         {
             InitializeComponent();
         }

         private void Main_Load(object sender, EventArgs e)
         {
             this.cbType.SelectedIndex = ;
         }

         private void cbType_SelectedIndexChanged(object sender, EventArgs e)
         {
             if (this.cbType.SelectedItem.ToString().Equals("图片"))
             {
                 this.btnSource.Text = "图片文件夹(不含子目录)";
                 parms.type = "图片";
                 parms.path = "";
             }
             else if (this.cbType.SelectedItem.ToString().Equals("文字"))
             {
                 this.btnSource.Text = "文字文件(*.txt)";
                 parms.type = "文字";
                 parms.path = "";
             }
         }

         private void btnSource_Click(object sender, EventArgs e)
         {
             if (this.cbType.SelectedItem.ToString().Equals("图片"))
             {
                 FolderBrowserDialog fbd = new FolderBrowserDialog();
                 if (fbd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                 {
                     this.lblSource.Text = fbd.SelectedPath;
                     parms.path = fbd.SelectedPath;
                 }
             }
             else if (this.cbType.SelectedItem.ToString().Equals("文字"))
             {
                 OpenFileDialog ofd = new OpenFileDialog();
                 ofd.Filter = "文本文件(*.txt)|*.txt";
                 ofd.Multiselect = false;
                 if (ofd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                 {
                     this.lblSource.Text = ofd.FileName;
                     parms.path = ofd.FileName;
                 }
             }
         }

         private void btnBgColor_Click(object sender, EventArgs e)
         {
             ColorDialog cd = new ColorDialog();
             cd.FullOpen = true;
             if (cd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
             {
                 this.btnBgColor.BackColor = cd.Color;
                 parms.bgColor = cd.Color;
             }
         }

         private void btnFontColor_Click(object sender, EventArgs e)
         {
             ColorDialog cd = new ColorDialog();
             cd.FullOpen = true;
             if (cd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
             {
                 this.btnFontColor.BackColor = cd.Color;
                 parms.fontColor = cd.Color;
             }
         }

         private void numTime_ValueChanged(object sender, EventArgs e)
         {
             parms.timeNum = (int)this.numTime.Value;
         }

         private void btnStart_Click(object sender, EventArgs e)
         {
             if (!parms.path.Equals(""))
             {
                 gifts g = new gifts();
                 g.Show();
             }
             else
             {
                 MessageBox.Show("请选择数据来源！");
             }
         }

         private void txtFTxt_TextChanged(object sender, EventArgs e)
         {
             parms.firstTxt = this.txtFTxt.Text;
         }

         private void btnFPic_Click(object sender, EventArgs e)
         {
             OpenFileDialog ofd = new OpenFileDialog();
             ofd.Filter = "图片文件(*.jpg,*.jpeg,*.gif,*.bmp,*.png)|*.jpg;*.jpeg;*.gif;*.bmp;*.png";
             ofd.Multiselect = false;
             if (ofd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
             {
                 this.lblFPic.Text = ofd.FileName;
                 parms.firstPicUrl = ofd.FileName;
             }
             else
             {
                 this.lblFPic.Text = "";
                 parms.firstPicUrl = "";
             }
         }

         private void cb1_CheckedChanged(object sender, EventArgs e)
         {
             parms.cb1 = this.cb1.Checked;
         }

         private void btnSlPath_Click(object sender, EventArgs e)
         {
             FolderBrowserDialog fbd = new FolderBrowserDialog();
             if (fbd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
             {
                 this.lblSl.Text = fbd.SelectedPath;
                 parms.thumbPath = fbd.SelectedPath;
             }
             else
             {
                 this.lblSl.Text = "";
                 parms.thumbPath = "";
             }
         }

         private void btnDoSl_Click(object sender, EventArgs e)
         {
             MessageBoxButtons messButton = MessageBoxButtons.OKCancel;
             DialogResult dr = MessageBox.Show("该处理会删除缩略图文件夹后重新生成文件夹\n是否继续？", "提示信息", messButton);
             if (dr == DialogResult.OK)
             {
                 if (new DirectoryInfo(parms.thumbPath).Exists)
                 {
                     foreach (FileInfo item in new DirectoryInfo(parms.thumbPath).GetFiles())
                     {
                         item.Delete();
                     }
                 }

                 if (parms.path != "" && parms.type == "图片")
                 {
                     DirectoryInfo di = new DirectoryInfo(parms.path);
                     FileInfo[] fiLst = di.GetFiles();
                     foreach (FileInfo fi in fiLst)
                     {
                         parms.MakeThumbnail(fi.FullName, parms.thumbPath + "\\" + fi.Name, System.Windows.Forms.SystemInformation.VirtualScreen.Width / (int)numBS.Value, System.Windows.Forms.SystemInformation.VirtualScreen.Height / (int)numBS.Value, "W");
                     }
                     MessageBox.Show("缩略图生成完成，请继续操作");
                 }
                 else
                 {
                     MessageBox.Show("请选择图片模式，且填写完图片文件夹路径");
                 }
             }
         }
     }
 }

gifts.cs

 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
 using System.Drawing;
 using System.Linq;
 using System.Text;
 using System.Windows.Forms;
 using System.IO;
 using System.Runtime.InteropServices;

 namespace partyGifts
 {
     public partial class gifts : Form
     {

         [DllImport("user32.dll", EntryPoint = "ShowCursor", CharSet = CharSet.Auto)]
         public extern static void ShowCursor(int status);

         public gifts()
         {
             InitializeComponent();
         }

         private Timer timer = new Timer();

         private void gifts_KeyUp(object sender, KeyEventArgs e)
         {
             switch (e.KeyData)
             {
                 case Keys.Escape:
                     timer.Stop();
                     parms.txtList.Clear();
                     this.Close();
                     return;
                 case Keys.Space:
                     parms.playSts = !parms.playSts;
                     if (!parms.playSts)
                     {
                         if (parms.type.Equals("图片") && parms.cb1)
                         {
                             timer.Stop();
                             this.lblFont.Visible = false;
                             this.picBox.ImageLocation = parms.txtList[selectIndex];
                             this.picBox.Refresh();
                         }
                         else if (parms.type.Equals("图片") && parms.thumbPath != "")
                         {
                             this.picBox.ImageLocation = parms.path + "\\" + this.imgNameAllLst[selectIndex];
                         }
                     }
                     else {
                         if (parms.type.Equals("图片") && parms.cb1)
                         {
                             timer.Stop();
                             this.lblFont.Visible = false;
                         }
                     }
                     break;
                 default: break;
             }
             goOn();
         }

         private void goOn()
         {
             if (parms.playSts)
             {
                 //getOut
                 if (- != selectIndex)
                 {
                     parms.txtList.RemoveAt(selectIndex);
                     if (parms.type.Equals("图片"))
                     {
                         imgNameLst.RemoveAt(selectIndex);
                         imgNameAllLst.RemoveAt(selectIndex);
                     }
                     if ( == parms.txtList.Count)
                     {
                         timer.Stop();
                         parms.txtList.Clear();
                         MessageBox.Show("全部中奖，抽奖结束");
                         this.Close();
                         return;
                     }
                     if ( != selectIndex)
                     {
                         selectIndex--;
                     }
                     else
                     {
                         selectIndex = parms.txtList.Count;
                     }
                 }
                 else
                 {
                     if (parms.type.Equals("图片"))
                         this.picBox.Visible = true;
                     if (parms.type.Equals("图片") && parms.cb1)
                     {
                         this.picBox.Controls.Add(this.lblFont);
                     }
                 }
                 timer.Start();
             }
             else
             {
                 timer.Stop();
             }
         }
         private Label lblFont = new Label();
         private void gifts_Load(object sender, EventArgs e)
         {
             timer.Interval = parms.timeNum;
             timer.Tick += timer_Tick;
             lblFont.ForeColor = parms.fontColor;
             this.BackColor = parms.bgColor;
             lblFont.Font = new Font(lblFont.Font, FontStyle.Bold);
             lblFont.Font = new Font(this.Font.FontFamily, );
             lblFont.BackColor = Color.Transparent;
             lblFont.Size = new Size(this.Width, this.Height);
             lblFont.Top = ;
             lblFont.Left = ;
             lblFont.Text = parms.firstTxt;
             lblFont.TextAlign = ContentAlignment.MiddleCenter;

             this.picBox.Left = ;
             this.picBox.Top = ;
             this.picBox.Size = new Size(this.Width, this.Height);

             if (!parms.firstPicUrl.Equals(string.Empty))
             {
                 //lblFont.Image = new Bitmap(parms.firstPicUrl);
                 //this.lblFont.Visible = false;
                 this.picBox.Visible = true;
                 this.picBox.ImageLocation = parms.firstPicUrl;
                 this.picBox.Controls.Add(lblFont);
             }
             else
             {
                 this.picBox.Visible = false;
                 this.Controls.Add(lblFont);
             }
             if (parms.type.Equals("文字"))
             {
                 StreamReader sr = new StreamReader(new FileStream(parms.path, FileMode.Open), Encoding.UTF8);
                 string lstTmp = sr.ReadLine();
                 while (lstTmp != null)
                 {
                     parms.txtList.Add(lstTmp);
                     lstTmp = sr.ReadLine();
                 }
             }
             else
             {
                 DirectoryInfo di;
                 if (parms.thumbPath != "")
                 {
                     di = new DirectoryInfo(parms.thumbPath);
                 }
                 else
                 {
                     di = new DirectoryInfo(parms.path);
                 }
                 FileInfo[] fiLst = di.GetFiles();
                 foreach (FileInfo fi in fiLst)
                 {
                     parms.txtList.Add(fi.FullName);
                     imgNameLst.Add(fi.Name.Replace(fi.Extension, ""));
                     imgNameAllLst.Add(fi.Name);
                 }
                 //if (parms.firstPicUrl.Equals(string.Empty) && !parms.cb1)
                     //this.picBox.InitialImage = new Bitmap(parms.txtList[0]);
             }
             ShowCursor();
         }
         private List<string> imgNameLst = new List<string>();
         private List<string> imgNameAllLst = new List<string>();
         private int selectIndex = -;
         void timer_Tick(object sender, EventArgs e)
         {
             selectIndex = ++selectIndex % parms.txtList.Count;
             if (parms.type.Equals("文字"))
             {
                 this.lblFont.Text = parms.txtList[selectIndex];
             }
             else
             {
                 this.lblFont.Visible = false;
                 if (!parms.cb1)
                 {
                     this.picBox.ImageLocation = parms.txtList[selectIndex];
                 }
                 else
                 {
                     this.picBox.Image = null;
                     this.lblFont.Visible = true;
                     this.lblFont.Text = this.imgNameLst[selectIndex];
                 }
                 //this.picBox.Image = imgLst[selectIndex];
             }
         }

         private void gifts_FormClosing(object sender, FormClosingEventArgs e)
         {
             parms.playSts = false;
             //this.picBox.InitialImage.Dispose();
             this.picBox.Dispose();
             ShowCursor();
         }

     }
 }

parms.cs

 using System;
 using System.Collections.Generic;
 using System.Drawing;
 using System.Linq;
 using System.Text;

 namespace partyGifts
 {
     public class parms
     {
         public static string path = "";
         public static string type = "";
         public static int timeNum = ;
         public static Color bgColor;
         public static Color fontColor;
         public static List<string> txtList = new List<string>();
         public static bool playSts = false;
         public static string firstTxt = "尽请期待";
         public static string firstPicUrl = string.Empty;
         public static bool cb1 = false;
         public static string thumbPath = "";

         /**/
         /// <summary>
         /// 生成缩略图
         /// </summary>
         /// <param name="originalImagePath">源图路径（物理路径）</param>
         /// <param name="thumbnailPath">缩略图路径（物理路径）</param>
         /// <param name="width">缩略图宽度</param>
         /// <param name="height">缩略图高度</param>
         /// <param name="mode">生成缩略图的方式</param>
         public static void MakeThumbnail(string originalImagePath, string thumbnailPath, int width, int height, string mode)
         {
             Image originalImage = Image.FromFile(originalImagePath);

             int towidth = width;
             int toheight = height;

             int x = ;
             int y = ;
             int ow = originalImage.Width;
             int oh = originalImage.Height;

             switch (mode)
             {
                 case "HW"://指定高宽缩放（可能变形）
                     break;
                 case "W"://指定宽，高按比例
                     toheight = originalImage.Height * width / originalImage.Width;
                     break;
                 case "H"://指定高，宽按比例
                     towidth = originalImage.Width * height / originalImage.Height;
                     break;
                 case "Cut"://指定高宽裁减（不变形）
                     if ((double)originalImage.Width / (double)originalImage.Height > (double)towidth / (double)toheight)
                     {
                         oh = originalImage.Height;
                         ow = originalImage.Height * towidth / toheight;
                         y = ;
                         x = (originalImage.Width - ow) / ;
                     }
                     else
                     {
                         ow = originalImage.Width;
                         oh = originalImage.Width * height / towidth;
                         x = ;
                         y = (originalImage.Height - oh) / ;
                     }
                     break;
                 default:
                     break;
             }

             //新建一个bmp图片
             Image bitmap = new System.Drawing.Bitmap(towidth, toheight);

             //新建一个画板
             Graphics g = System.Drawing.Graphics.FromImage(bitmap);

             //设置高质量插值法
             g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High;

             //设置高质量,低速度呈现平滑程度
             g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;

             //清空画布并以透明背景色填充
             g.Clear(Color.Transparent);

             //在指定位置并且按指定大小绘制原图片的指定部分
             g.DrawImage(originalImage, new Rectangle(, , towidth, toheight),
                 new Rectangle(x, y, ow, oh),
                 GraphicsUnit.Pixel);

             try
             {
                 //以jpg格式保存缩略图
                 bitmap.Save(thumbnailPath, System.Drawing.Imaging.ImageFormat.Jpeg);
             }
             catch (System.Exception e)
             {
                 throw e;
             }
             finally
             {
                 originalImage.Dispose();
                 bitmap.Dispose();
                 g.Dispose();
             }
         }

     }
 }

---

CSDN代码及程序下载：

http://download.csdn.net/detail/wangxsh42/8391929

使用者：下载后,可以直接使用：

partyGifts\bin\Debug\partyGifts.exe