摘要：
*/$此->；Dd（$this->；//多段线数据$xdata=数组（'其他故障因素'=>；'过程故障因素'=>；数组（[0]=>；0[12]=<；//返回路径$path[]=$this->；'ReportPdf_1.png'）；公共$root_path；$picname＝null）｛34require_one（$this->；
在jpgraph根目录中:
如Jpgjpgraph_ttf.inc.php 中开头添加
define('CHINESE_TTF_FONT','SIMYOU.TTF');Jpgjpgraph_legend.inc.php 中大约24行添加 修改
public $font_family=FF_CHINESE,$font_style=FS_NORMAL,$font_size=8; // old. 12
然后
/**作图 前期准备 set_time_limit(0);*/ $this->root_path=realpath(dirname(__FILE__).'/../../../'); $this->root_path=str_replace('\','/',$this->root_path); dd($this->root_path); /**图1 故障停机时间折线图 */ //x轴刻度数据 $x_zuobiaos=Array ( [0] => 16/10 [1] => 16/11 [2] => 16/12 [3] => 17/01 [4] => 17/02 [5] => 17/03 [6] => 17/04 [7] => 17/05 [8] => 17/06 [9] => 17/07 [10] => 17/08 [11] => 17/09 [12] => 17/10 ); //折线数据 $xdata=Array ( '其它故障因素'=> Array ( [0] => 0 [1] => 0 [2] => 0 [3] => 0 [4] => 0 [5] => 0 [6] => 0 [7] => 0 [8] => 0 [9] => 0 [10] => 0 [11] => 2.90 [12] => 0 ), '工艺故障因素' => Array ( [0] => 0 [1] => 0 [2] => 0 [3] => 0 [4] => 0 [5] => 0 [6] => 0 [7] => 2.25 [8] => 0 [9] => 0 [10] => 0 [11] => 0 [12] => 0 ) ) //最大值,最小值区间 $mimax[0]=$min-$max*0.1; $mimax[1]=$max*1.1; //返回路径 $path[]=$this->dojpgraph_zx('故障停机时间曲线图','','小时',$x_zuobiaos,$xdata,$mimax,'ReportPdf_1.png');
图例:
变量:
public $root_path; public $iColorList = array('azure4', 'orange', 'darkgreen', 'red', 'aquamarine3', 'blue','chocolate',
'brown', 'cadetblue3', 'chartreuse4', 'AntiqueWhite3', 'darkblue');
函数:
1 //折线,支持中文 2 public function dojpgraph_zx($title,$x_title,$y_title,$x_zuobiao,$xdata,$mimax,$picname=null){ 3 4 require_once($this->root_path."/Jpg/jpgraph.php"); 5 require_once($this->root_path."/Jpg/jpgraph_line.php"); 6 $x_zuobiao=array_merge(array(''),$x_zuobiao);//把原点坐标空出来 7 // $data1 = array(523,634,371,278,685,587,490,256,398,545,367,577); //第一条曲线的数组 8 9 $graph = new Graph(900,450);// 图表的长宽 10 $graph->SetScale("textlin",0,$mimax[1]);//设置刻度样式 $mimax 刻度多10% 11 // $graph->SetY2Scale('lin');//设置右边刻度样式 http://www.jb51.net/article/105672.htm 12 $graph->SetShadow();//设置背景带阴影 13 //设置图表灰度四周边距，顺序为左右上下 14 $graph->img->SetMargin(60,30,30,70); 15 $graph->graph_theme = null; //设置主题为null，否则value->Show(); 无效 16 17 // $lineplot1->SetFillColor("orange"); //填充色 18 19 20 //设置图表的标题字体、大小 解决中文乱码 21 $graph->title->Set(iconv("UTF-8","GB2312//IGNORE",$title)); //设置图像标题 22 $graph->xaxis->title->Set(iconv("UTF-8","GB2312//IGNORE",$x_title)); //设置坐标轴名称 23 $graph->yaxis->title->Set(iconv("UTF-8","GB2312//IGNORE",$y_title)); 24 // $graph->y2axis->title->Set(iconv('utf-8', 'GB2312//IGNORE', "book B 销售金额（万元）"));//设置y轴的标题 25 // $graph->y2axis->title->SetMargin(20);//设置右边的title到图的距离 26 $graph->title->SetMargin(10);//设置title到图的距离 27 $graph->xaxis->title->SetMargin(10); 28 $graph->yaxis->title->SetMargin(10); 29 //设置字体 30 $graph->title->SetFont(FF_SIMSUN,FS_BOLD); 31 $graph->xaxis->title->SetFont(FF_SIMSUN,FS_BOLD); //设置图表的标题字体、大小 32 $graph->yaxis->title->SetFont(FF_SIMSUN,FS_BOLD);// FF_SIMSUN表示中文简体 33 //折线颜色图例 34 $graph->legend->SetLayout(LEGEND_HOR); 35 // $graph->legend->Pos( 0.025, 0.08, "right","center" ); //图例文字框的位置 0.025，0.08 是以右上角为基准的，0.025是距左右距离，0.08是上下距离。 http://nodonkey.iteye.com/blog/761700 36 $graph->legend->Pos(0.4, 0.95, 'center', 'bottom');// 图例文字框的位置 0.4，0.95 是以右上角为基准的，0.4是距左右距离，0.95是上下距离 37 //数据 38 //颜色图例 39 $i=0; 40 foreach($xdata as $k=>$v){ 41 $v=array_merge(array(''),$v); 42 $lineplot='lineplot'.$i; 43 $$lineplot=new LinePlot($v); //创建设置n条曲线对象 44 $$lineplot->value->SetColor($this->iColorList[$i]); //设置线上字体颜色 45 /* $color=new ColorFactory(); 46 $$lineplot->value->SetColor($color->getColor()); //设置线颜色随机*/ 47 $$lineplot->SetWeight(4); //线宽 加深加粗 48 $$lineplot->value->Show(); 49 // $bt=iconv("UTF-8","gb2312",$legend[$k-1]); 50 // $$lineplot->SetFont(FF_SIMSUN,FF_SIMSUN,8); 51 $$lineplot->SetLegend($k); 52 53 $graph->Add($$lineplot); //在统计图上绘制曲线 54 $$lineplot->SetColor($this->iColorList[$i]); //设置统计图的颜色，一定要在添加到画布之后再设置 55 $i++; 56 } 57 //x轴坐标 自带月份 $gDateLocale=new DateLocale; $graph->xaxis->SetTickLabels($gDateLocale->GetShortMonth()); 58 $graph->xaxis->SetTickLabels($x_zuobiao); //x轴坐标 月份 59 60 if($picname==null) { 61 $graph->Stroke(); //生成本地图表，黙认留空，生成在当前目录，可以Stroke(“路径/文件名.png”)这样指定路径 62 } else{ 63 $path=$this->root_path.'/Uploads/report/'.$picname; 64 if(file_exists($path)){ 65 @unlink($path); 66 } 67 $graph->Stroke($path); //保存图像 68 return $path; 69 } 70 }