php做饼图的函数
我是个新手,当时学php纯粹是为了应付领导哦,让我们做统计图,我本来是学asp的,突然改行很不适应,不过php功能的确很强大呀,呵呵,我都离不了他了,这不,饼图,柱型图都搞定了,可是还有很多问题我不会,还希望大家多指教呀,说了好多废话了,我还以为是在写信那
我的联系方式是:
email:qingdaohb@yeah.net
http://qdlover.yeah.net
老板催了,没办法,饼图函数出炉了,大家快抢呀
########
bimage.php3
########
/*
函数说明
$chartdata:数据,是数组元素
$chartfont:字号
$chartdiameter:决定饼的大小(要看你饿不饿了,呵呵)
$chartlabel:标题,也是数组元素
$colorslice:颜色数组,例如$tmp=array255,255,255);$colorslic=array($tmp);
$colorborder:边框颜色,数组
$colortext :文本颜色,数组
$colorbody:背景颜色,数组
$file:输出图片文件名*/
function bimage($chartdata,
$chartfont,
$chartdiameter ,
$chartlabel ,
$colorslice,
$colorbody ,
$colorborder,
$colortext ,
$file
)
{
$chartdiameter=150;
$chartfontheight=imagefontheight($chartfont);
$d1=10;$d2=20;$d3=30;$d4=40;$d5=50;
$chartdata=array($d1,$d2,$d3,$d4,$d5);
$chartlabel=array("D1","D2","D3","D4","D5");
$chartwidth=$chartdiameter 20;
$chartheight=$chartdiameter 20 (($chartfontheight 2)*count($chartdata));
header("content-type:image/gif");
$image=imagecreate($chartwidth,$chartheight);
$colorbody =imagecolorallocate ($image,$colorbody[0],$colorbody[1],$colorbody[2]);
$colortext =imagecolorallocate ($image,$colortext[0],$colortext[1],$colortext[2]);
$colorborder =imagecolorallocate ($image,$colorborder[0],$colorborder[1],$colorborder[2]);
for ($i=0;$i
$t=imagecolorallocate($image,$colorslice[$i][0],$colorslice[$i][1],$colorslice[$i][2]);
$colorslice[$i]=$t;
}
for($i=0;$i
$charttotal =$chartdata[$i];

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