[ASP.NET]RGB色碼轉成顏色英文名字

2008-11-14

13617
0
ASP.NET

最近剛好有人問到這樣的問題..小弟去找了一下資料.
剛好有人發表解法...分享大家如何使用呀..

最近剛好有人問到這樣的問題..小弟去找了一下資料.

剛好有人發表解法...分享大家如何使用呀..

asp.net(c#)

RGBToColorName.aspx

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="RGBToColorName.aspx.cs" Inherits="RGBToColorName" %> <!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>RGBToColorName</title> </head> <body> <form id="form1" runat="server"> <div> <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox> <asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Convert" /><br /> <asp:TextBox ID="TextBox2" runat="server"></asp:TextBox></div> </form> </body> </html>

RGBToColorName.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.Drawing;//記得using using System.Reflection;//記得using public partial class RGBToColorName : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { } protected void Button1_Click(object sender, EventArgs e) { this.TextBox2.Text = ConvertColor(this.TextBox1.Text); } //轉換方法 private string ConvertColor(string ColorHexa) { Color color = ColorTranslator.FromHtml(ColorHexa); string colorName = ""; PropertyInfo[] pinfos = typeof(Color).GetProperties(BindingFlags.Public | BindingFlags.Static); foreach (PropertyInfo pinfo in pinfos) { Color namedColor = (Color)pinfo.GetValue(null, null); if (namedColor.ToArgb() == color.ToArgb()) { colorName = namedColor.Name; break; } } return colorName; } }

執行結果：

參考網址：
http://www.csharpfr.com/forum/sujet-CONVERTIR-CODE-HEXADECIMAL-COULEUR_313820.aspx

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