<?php
include ("jpgraph/jpgraph.php"); include ("jpgraph/jpgraph_line.php"); //引用折线图LinePlot类文件 $datay = array(8320,9360,14956,17028,13060,15376,25428,16216,28548,18632,22724,28460); //填充的数据 $graph = new Graph(600,300,"auto"); //创建画布 $graph->img->SetMargin(50,40,30,40); //设置统计图所在画布的位置，左边距50、右边距40、上边距30、下边距40，单位为像素 $graph->img->SetAntiAliasing(); //设置折线的平滑状态 $graph->SetScale("textlin"); //设置刻度样式 $graph->SetShadow(); //创建画布阴影 $graph->title->Set("2009年《PHP从入门到精通》图书月销售额折线图"); //设置标题 $graph->title->SetFont(FF_SIMSUN,FS_BOLD); //设置标题字体 $graph->SetMarginColor("lightblue"); //设置画布的背景颜色为淡蓝色 $graph->yaxis->title->SetFont(FF_SIMSUN,FS_BOLD); //设置Y轴标题的字体 $graph->xaxis->SetPos("min"); $graph->yaxis->HideZeroLabel(); $graph->ygrid->SetFill(true,'#EFEFEF@0.5','#BBCCFF@0.5'); $a=array("1月","2月","3月","4月","5月","6月","7月","8月","9月","10月","11月","12月"); //X轴 $graph->xaxis->SetTickLabels($a); //设置X轴 $graph->xaxis->SetFont(FF_SIMSUN); //设置X坐标轴的字体 $graph->yscale->SetGrace(20); $p1 = new LinePlot($datay); //创建折线图对象 $p1->mark->SetType(MARK_FILLEDCIRCLE); //设置数据坐标点为圆形标记 $p1->mark->SetFillColor("red"); //设置填充的颜色 $p1->mark->SetWidth(4); //设置圆形标记的直径为4像素 $p1->SetColor("blue"); //设置折形颜色为蓝色 $p1->SetCenter(); //在X轴的各坐标点中心位置绘制折线 $graph->Add($p1); //在统计图上绘制折线 $graph->Stroke(); //输出图像?>
