php图形jpgraph操作实例分析
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2024-03-07 17:29:27
本文实例讲述了php图形jpgraph操作。分享给大家供大家参考,具体如下:
本文实例讲述了php图形jpgraph操作。分享给大家供大家参考,具体如下:
<?php include ("src/jpgraph.php"); include("src/jpgraph_bar.php"); include ("src/jpgraph_line.php"); //设置显示的数据数组; //调用类库 //设置图像的大小 $graph = new graph(400,200,"auto"); $graph->setscale("textlin"); //设置图形的边距 $graph->img->setmargin(40,180,40,40); //设置图形的背景图片,填充方式有:bgimg_fillplot, bgimg_fillframe, bgimg_copy $graph->setbackgroundimage("abc.jpg",bgimg_fillplot); $graph->img->setangle(45); //设置图形在图像中的角度 //设置背景图片的对比度,must be between -1 <= x <= 1, (0,0)=original image $graph->adjbackgroundimage(0,0); //设置投影; //$graph->setshadow(); //设置标题 $graph->title->set("test image"); //设置标题字体样式 $graph->title->setfont(ff_font1,fs_bold); //设置标题的边距 $graph->title->setmargin(3); //设置图列的位置 $graph->legend->pos(0.05,0.5,"right","center"); //设置图列的投影,颜色 $graph->legend->setshadow('darkgray@0.1'); $graph->legend->setfillcolor('lightblue@0.3'); //设置x轴的标记 $graph->xaxis->setticklabels($label_x); //设置x轴的显示值的角度; $graph->xaxis->setlabelangle(30); //设置x轴标题和字体颜色 $graph->xaxis->title->set('year 2006'); $graph->xaxis->title->setfont(ff_font1,fs_bold); $graph->xaxis->title->setcolor('white'); //设置x轴的字体和颜色 $graph->xaxis->setfont(ff_font1,fs_bold); $graph->xaxis->setcolor('yellow'); //设置y轴的字体和颜色 $graph->yaxis->setfont(ff_font1,fs_bold); $graph->yaxis->setcolor('yellow'); //设置是否显示格子。默认为显示; //$graph->ygrid->show(false); //设置格子的颜色和粗细。值越小,格子越粗。 $graph->ygrid->setcolor('yellow@0.5'); //设置y轴更优美一些 $graph->yaxis->scale->setgrace(20); //设置图列的数据 $bplot1 = new barplot($datay1); $bplot2 = new barplot($datay2); //设置图列的填充颜色 $bplot1->setfillcolor('orange@0.4'); $bplot2->setfillcolor('brown@0.4'); //设置值的格式 $bplot1->value->setformat('%d'); //设置图列标签 $bplot1->setlegend('label 1'); $bplot2->setlegend('label 2'); //设置图列在图中的阴影 $bplot1->setshadow('black@0.4'); $bplot2->setshadow('black@0.4'); //生成图列 $gbarplot = new groupbarplot(array($bplot1,$bplot2)); $gbarplot->setwidth(0.9); $graph->add($gbarplot); //生成图形 $graph->stroke(); //上面所说的时在生成柱形图,当生成线性图时用下面的方法 $p1 = new lineplot($datay); $p1->mark->settype(mark_filledcircle); $p1->mark->setfillcolor("red"); $p1->mark->setwidth(4); $p1->setcolor("blue"); $p1->setcenter(); $p1->setlegend("triumph tiger -98"); $graph->add($p1); $p2 = new lineplot($data2y); $p2->mark->settype(mark_star); $p2->mark->setfillcolor("red"); $p2->mark->setwidth(4); $p2->setcolor("red"); $p2->setcenter(); $p2->setlegend("new tiger -99"); $graph->add($p2); // style can also be specified as setstyle([1|2|3|4]) or // setstyle("solid"|"dotted"|"dashed"|"lobgdashed") $lineplot->setstyle("dashed");//设置线的样式 $graph->yaxis->scale->setgrace(20); //设置y轴更优美一些 ?>
2.柱形图和饼状图举例
if($tag == 1) { $graph = new graph(600,400,"auto"); $graph->setscale("textlin"); $graph->setmargincolor('lightblue'); $graph->setshadow(); $graph->setmargin(30,100,30,60); //设置标题; $graph->title->set("文章分类汇总"); $graph->title->setmargin(3); $graph->title->setfont(ff_simsun,fs_bold); $graph->title->setcolor('black@0.5'); $graph->yaxis->title->setfont(ff_simsun,fs_bold); $graph->xaxis->title->setfont(ff_simsun,fs_bold); $graph->xaxis->setfont(ff_simsun,fs_normal); $graph->xaxis->setcolor('darkblue','black'); $graph->xaxis->setticklabels($name); $graph->xaxis->setlabelangle(30); $bplot = new barplot($article_num); $bplot->setfillcolor("orange"); $bplot->value->setformat('%d'); $bplot->setshadow('darkgray'); $bplot->value->show(); $graph->legend->setfont(ff_simsun,fs_bold); $bplot->setlegend("文章数"); $graph->add($bplot); $graph->stroke(); } else { $graph1 = new piegraph(600,400,"auto"); $graph1->setscale("textlin"); $graph1->setshadow(); $graph1->title->setfont(ff_simsun,fs_bold); $graph1->title->set("用户文章饼形图"); $graph1->setmargin(30,100,30,60); $p1 = new pieplot3d($article_num); $p1->setangle(80); $p1->setsize(0.5); $p1->setshadow(); $p1->explodeslice(2); $p1->setcenter(0.4); $graph1->legend->setfont(ff_simsun,fs_normal); $graph1->legend->setshadow(); $p1->setlegends($name); $graph1->add($p1); $graph1->stroke(); } //生成本地图片 $graph->stroke("路径/文件名.png");
更多关于php相关内容感兴趣的读者可查看本站专题:《php图形与图片操作技巧汇总》、《php基本语法入门教程》、《php面向对象程序设计入门教程》、《php网络编程技巧总结》、《php数组(array)操作技巧大全》、《php字符串(string)用法总结》、《php+mysql数据库操作入门教程》及《php常见数据库操作技巧汇总》
希望本文所述对大家php程序设计有所帮助。