JavaScript根据数据生成百分比图和柱状图

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JavaScript根据数据生成百分比图和柱状图

标签：百分比图柱状图　时间：2009-02-19　已阅读：
很不错的百分比图和柱状图生成程序，基于JavaScript脚本编写，逼真清淅，生成速度快，用到了VML技术，来源数据可由数据库读取，方便实用，而且效果不错。

<HTML>
<head>
<title>JS百分比图和柱状图</title> 
<xml:namespace prefix="v"/> 
<style> 
 v\:* {behavior=url(#default#VML)} 
</style> 
<style> 
a:hover {color:maroon} 
h2 {color:#006600; 
       margin-top: 0pt; 
       margin-bottom: 0pt} 
h3 {color:#006600; 
       margin-top: 6pt; 
       margin-bottom: 3pt} 
h4 {color:#006600; 
       font-family: Arial; 
       font-size: 10pt; 
       margin-top: 3pt; 
       margin-bottom: 0pt} 
h5 {color:#006600; 
       margin-top: 0pt; 
       margin-bottom: 0pt} 
p  {margin-top: 0pt; 
       margin-bottom: 12pt}

</style> 
</head> 
<BODY text="#000000" bgcolor="#FFFFFF" link="#006600" vlink="#006600" leftmargin=6 topmargin=6> 
<style> p.Chart {font-size:8pt; font-family:"Times"; color:black; text-align:right; } </style> 
<div style='margin-top:12pt; position:relative; '> 
<v:group style='height:324pt;width:432pt' coordsize="4320,3240">

<v:rect style='width:4320;height:3240' fillcolor="white"> 
  <v:shadow on="true" offset="4pt,3pt" color="silver" /> 
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<v:rect style='position:absolute;left:40;top:40;width:4240;height:3160;' fillcolor="#FFFFFF" strokeweight=1.5pt />
 <p class=Chart style='position:absolute;left:123.1pt;top:17.8pt;width:189.8pt;height:12.6pt;color:"#000080";font-style:italic;font-size:18pt;text-align:center;'>Sample Piechart</p> 
 <p class=Chart style='position:absolute;left:225.5pt;top:310.4pt;width:198.5pt;height:5.6pt;color:"#008000";font-family:"Arial";'>Random numbers drawn as a simple pie</p> 
 <v:shape style='position:absolute; width:4320; height:3240' strokeweight=0.5pt fillcolor="#DBDBED" path="M 2250 1590 AE 2250 1590 791 791 -3538944 9437184 X E" /> 
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  <v:stroke joinstyle=round endcap=round /> 
  <v:fill on="false" /> 
  <v:path v=" M 3115 1309 L 2927 1370 E "/> 
 </v:shape> 
 <p class=Chart style='position:absolute;left:315.9pt;top:127.3pt;width:39.3pt;height:5.6pt; text-align=left; '>One: 30</p> 
 <v:shape style='position:absolute; width:4320; height:3240' strokeweight=0.5pt fillcolor="#AA5555" path="M 2245 1629 AE 2245 1629 791 791 -9201254 5662310 X E" /> 
 <v:shape style='position:absolute;width:4320;height:3240' strokecolor="#000000" strokeweight=0.7pt > 
  <v:stroke joinstyle=round endcap=round /> 
  <v:fill on="false" /> 
  <v:path v=" M 3139 1329 M 2131 2532 L 2156 2336 E "/> 
 </v:shape> 
 <p class=Chart style='position:absolute;left:171.9pt;top:249.6pt;width:39.6pt;height:5.6pt;'>Two: 18</p> 
 <v:shape style='position:absolute; width:4320; height:3240' strokeweight=0.5pt fillcolor="#F2F8F8" path="M 2250 1590 AE 2250 1590 791 791 -13290701 4089446 X E" /> 
 <v:shape style='position:absolute;width:4320;height:3240' strokecolor="#000000" strokeweight=0.7pt > 
  <v:stroke joinstyle=round endcap=round /> 
  <v:fill on="false" /> 
  <v:path v=" M 2115 2552 M 1350 1723 L 1546 1694 E "/> 
 </v:shape> 
 <p class=Chart style='position:absolute;left:83.5pt;top:168.7pt;width:49.9pt;height:5.6pt;'>Three: 13</p> 
 <v:shape style='position:absolute; width:4320; height:3240' strokeweight=0.5pt fillcolor="#8BC58B" path="M 2193 1535 AE 2193 1535 791 791 -16121856 2831155 X E" /> 
 <v:shape style='position:absolute;width:4320;height:3240' strokecolor="#000000" strokeweight=0.7pt > 
  <v:stroke joinstyle=round endcap=round /> 
  <v:fill on="false" /> 
  <v:path v=" M 1334 1743 M 1544 898 L 1685 1037 E "/> 
 </v:shape> 
 <p class=Chart style='position:absolute;left:116.3pt;top:86.2pt;width:36.5pt;height:5.6pt;'>Four: 9</p> 
 <v:shape style='position:absolute; width:4320; height:3240' strokeweight=0.5pt fillcolor="#C080C0" path="M 2250 1590 AE 2250 1590 791 791 -17694720 1572864 X E" /> 
 <v:shape style='position:absolute;width:4320;height:3240' strokecolor="#000000" strokeweight=0.7pt > 
  <v:stroke joinstyle=round endcap=round /> 
  <v:fill on="false" /> 
  <v:path v=" M 1528 918 M 2061 700 L 2102 894 E "/> 
 </v:shape> 
 <p class=Chart style='position:absolute;left:174.1pt;top:66.4pt;width:30.4pt;height:5.6pt;'>Five: 5</p> 
</v:group></div>  
<html> 
<head> 
</head>

function generateRandomNumber(num) { 
  return Math.round( Math.random() * (num - 1) ) + 1; 
}

function plottablehead(  val ) 
{ 
   document.writeln("<table border = 0 bgcolor = black width = 10 height = 10 cellpadding = 0 cellspacing = 0>"); 
   document.write("<tr> <i>" + val + "</i>"); 
}

function plottabletail() 
{ 
  document.write("</tr></table><br>"); 
}

function plotcolor(d, clr) 
{ 
    for(i=1;i<=d;i++){ 
  document.write("<td bgcolor = " + clr + ">   </td>"); 
 } 
}

function setColor(foreground,background) 
{ 
  document.fgColor=foreground; 
  document.bgColor=background; 
}

setColor("orange","black"); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "red"); 
plottabletail(); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "blue"); 
plottabletail(); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "green"); 
plottabletail(); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "yellow"); 
plottabletail(); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "gray"); 
plottabletail(); 
a=generateRandomNumber(50); 
plottablehead( a ); 
plotcolor(a, "midnightblue"); 
plottabletail(); 
//--> 
</script> 
</head> 
</body> 
</html>

JavaScript根据数据生成百分比图和柱状图

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