-
-
/**
- * JpGraph类生成柱状图
- * by bbs.it-home.org
- */
- $datay=array(); //纵坐标数据
- $datax=array(); //横坐标数据
- foreach ($usernums as $key => $value){
- $datay[] = $value;
- $datax[] = $userids[$key];
- }
- require_once (‘jpgraph-3.0.7/jpgraph/jpgraph.php');
- require_once (‘jpgraph-3.0.7/jpgraph/jpgraph_bar.php');
- // Create the graph. These two calls are always required
- $graph = new Graph(800,600); //图像高宽
- $graph->SetScale(“textlin”);
- $graph->xaxis->SetTickLabels($datax);
- $graph->xaxis->SetFont(FF_VERDANA,FS_NORMAL,10);
- $graph->xaxis->SetLabelAngle(30);
- $graph->yaxis->scale->SetGrace(20);
- $graph->xaxis->scale->SetGrace(20);
- // Add a drop shadow
- $graph->SetShadow();
- // Adjust the margin a bit to make more room for titles
- $graph->img->SetMargin(40,30,20,40);
- // Create a bar pot
- $bplot = new BarPlot($datay);
- // Adjust fill color
- $bplot->SetFillColor(‘orange');
- $bplot->value->Show();
- $bplot->value->SetFont(FF_ARIAL,FS_BOLD,10);
- $bplot->value->SetAngle(45);
- $bplot->value->SetFormat(‘%d');
- $graph->Add($bplot);
- // Setup the titles
- $graph->title->Set(iconv(“UTF-8″, “gb2312″,”用户消费报表图”));
- $graph->xaxis->title->Set(iconv(“UTF-8″, “gb2312″,”用户姓名”));
- $graph->yaxis->title->Set(iconv(“UTF-8″, “gb2312″,”用户订单数量”));
- $graph->xaxis->title->SetFont(FF_SIMSUN,FS_BOLD);
- $graph->yaxis->title->SetFont(FF_SIMSUN,FS_BOLD);
- $graph->title->SetFont(FF_SIMSUN,FS_BOLD);
- // Display the graph
- $graph->Stroke();
- ?>
效果如下图:
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