jpgraph BarPlot 柱形图

本文介绍了如何使用JPGraph库在PHP中创建包含中文标题及轴标签的柱状图,包括数据导入、图表样式设置、中文字符编码转换等关键步骤。

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		include(ROOT.'library/jpgraph-3.5.0b1/src/jpgraph.php');
		include(ROOT.'library/jpgraph-3.5.0b1/src/jpgraph_bar.php');
		$graph = new Graph();
		$graph->SetScale('textlin',5,100);
		$graph->SetShadow();
		$graph->img->SetMargin(40,30,20,40);
		$graph->SetColor('wheat');
		
		//数据
		$data = array(80,73,89,85,92,75,85,65,84,79,85,98);
		$barplot = new BarPlot($data);
		$barplot->value->Show();
		
		$graph->Add($barplot);
		$barplot->SetColor('red');  
		$barplot->SetFillColor('yellow');
		$graph->title->SetFont(FF_SIMSUN,FS_BOLD,12);
		$title = iconv("UTF-8","gb2312",'年度家庭收入');
		$graph->title->Set($title);
		$xtitle = iconv("UTF-8","gb2312",'月份');
		$graph->xaxis->title->SetFont(FF_SIMSUN,FS_BOLD);
		$graph->xaxis->title->Set($xtitle);
		$graph->yaxis->title->SetFont(FF_SIMSUN,FS_BOLD);
		$ytitle = iconv("UTF-8","gb2312",'元');
		$graph->yaxis->title->Set($ytitle);
		
		$graph->Stroke();

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