源码推荐：一个使用C#绘制图形引擎的Framework

foreach (ChartLine cl in chartData.Lines) {

Pen p = new Pen(cl.Color) ;

p.Width = p.Width*4;

SizeF textsize = g.MeasureString(cl.Title, legendFont);

float lineY = startY + textsize.Height / 2 ;

g.DrawLine(p, r.X + 7, lineY, r.X + 25, lineY);

g.DrawString(cl.Title, legendFont, new SolidBrush(foreColor), r.X + 30, startY);

startY += (textsize.Height+2);

}

}

}

}

<%@ Page Language="VB" ContentType="image/jpeg" %>

<%@ Import Namespace="System.Drawing" %>

<%@ Import Namespace="System.Drawing.Drawing2D" %>

<%@ Import Namespace="System.Drawing.Imaging" %>

<%@ Import Namespace="ChartGenerator" %>

<script language="VB" runat=server>

Function GetStockDetails(Symbol as String) as ChartLine

Dim myChartLine as new ChartLine

if (symbol = "msft") then

Dim StockValues() as Single = { 60, 110, 120, 180, 185, 190, 240, 290 }

myChartLine.Width = 5

myChartLine.Color = Color.White

myChartLine.LineStyle = DashStyle.Solid

myChartLine.Title = "Microsoft Corp. (MSFT)"

myChartLine.Symbol = "MSFT"

myChartLine.Values = StockValues

return myChartLine

elseif (symbol = "sun") then

Dim StockValues() as Single = { 180, 155, 125, 60, 25, 15, 10, 3 }

myChartLine.Width = 5

myChartLine.Color = Color.Red