這個想法是小弟在讀書時期..教授用來追女朋友的idea....分享給大家呀...
如果是常常在家寫程式的人..沒時間陪女朋友....就做一個送女朋友呀...
在此要感謝提供美美測試照片的朋友..eVonne...
聽說越遠看越清楚喔...
eVonneImageProcess.aspx
<%@ Page
Language="C#" AutoEventWireup="true" CodeFile="eVonneImageProcess.aspx.cs" Inherits="eVonneImageProcess" %
> <!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>eVonneImageProcess
</title> </head> <body> <form id="form1" runat="server"> <div> <asp:RadioButtonList ID="RadioButtonList1" runat="server" RepeatDirection="Horizontal"> <asp:ListItem Selected="True" Value="灰階">灰階
</asp:ListItem> <asp:ListItem Value="彩色">彩色
</asp:ListItem> </asp:RadioButtonList><asp:TextBox ID="TextBox1" runat="server">eVonne
</asp:TextBox> <asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="執行" /> <asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" ControlToValidate="TextBox1"
ErrorMessage="字串不可以為空">
</asp:RequiredFieldValidator><br /> <asp:Image ID="Image1" runat="server" ImageUrl="~/evonne.jpg" /><br /> <asp:Literal ID="Literal1" runat="server"></asp:Literal></div> </form> </body> </html> eVonneImageProcess.aspx.cs
using ...System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Text;
using System.Drawing; public partial
class eVonneImageProcess : System.Web.UI.Page
...{
protected void Page_Load(object sender, EventArgs e)
...{
}
protected void Button1_Click(object sender, EventArgs e)
...{
StringBuilder sb = new StringBuilder();
//載入你要處理的圖片
Bitmap b = new Bitmap(Server.MapPath("evonne.jpg"));
int cnt = 0;
sb.Append("<pre>");
//x=x+2,如果產生的圖片太高可以調整這個,可以+1,+2,+3
for (int x = 0; x < b.Height; x = x + 2)
...{
for (int y = 0; y < b.Width; y++)
...{
Color pixel = b.GetPixel(y, x);
//顯示的格式可以自行調整
if (this.RadioButtonList1.SelectedIndex == 0)
...{
sb.AppendFormat("<span style='background-color:black;'><font color='...{0}'>{1}</font></span>", ColorTranslator.ToHtml(ToGray(pixel)), GetVal(cnt));
}
else
...{
sb.AppendFormat("<span style='background-color:black;'><font color='...{0}'>{1}</font></span>", ColorTranslator.ToHtml(pixel), GetVal(cnt));
}
cnt++;
}
sb.Append("<br/>");
}
sb.Append("</pre>");
this.Literal1.Text = sb.ToString();
}
protected string GetVal(int cnt)
...{
char[] str = this.TextBox1.Text.ToCharArray();
return str[cnt % str.Length].ToString();
}
protected Color ToGray(Color pixel)
...{
int val = (pixel.R + pixel.G + pixel.B) / 3;
return Color.FromArgb(val, val, val);
}
}執行結果：
原始程式碼下載：evonne.rar
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2008/4/5 00:26|
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