这篇文章主要介绍了php实现股票趋势图和柱形图,本文效果基于pchart类库实现,给出实现代码和效果图,需要的朋友可以参考下
基于强大的pchart类库。
* @created: 02/05/2015 */include libs/pdata.class.php;include libs/pdraw.class.php;include libs/pimage.class.php;include database.php;include libs/convert.php;date_default_timezone_set('asia/shanghai');/* * @param type line/other 趋势图/柱形图 默认趋势图 * @param txt 1/other 显示/不显示 提示文字 默认不显示 * @param lang hk/cn 繁体中文/简体中文 默认繁体 * @param id int 股票编号 必填 * @param min int 最小时间 默认无 * @param max int 最大时间 默认无 */$type = isset($_get['type']) ? $_get['type'] : 'line';$showtxt = (isset($_get['txt']) && ($_get['txt'] == 1)) ? true : false;//设置语言if (isset($_get['lang'])) { $lang = $_get['lang'] == 'cn' ? 'cn' : 'hk';} else { $lang = 'hk';}$desc_tip = array( 'hk' => array('line' => array(昨日收盤價, 股價),'bar' => 總成交量： ), 'cn' => array('line' => array(昨日收盘价, 股价),'bar' => 总成交量： ));$id = isset($_get['id']) ? (int)$_get['id'] : 1; //股票编码//条件$wheres = where stock_no = .$id;//最小时间if (isset($_get['min'])) { $wheres .= and `created` >= .(int)$_get['min'];}//最大时间if (isset($_get['max'])) { $wheres .= and `created` prepare(select * from $tb_name . $wheres);$sth->execute();$results = $sth->fetchall(pdo::fetch_assoc);if ($lang == 'hk') { $ttf_path = fonts/zh_hk.ttc;} else { $ttf_path = fonts/zh_cn.ttf;}//初始化$line2 = array(); //股价$bar = array(); //成交量$times = array(); //时间foreach ($results as $keys => $values) : $line2[] = $values['current_price']; $bar[] = $values['volume'];//只显示整点的标签 if ($keys % 4 == 0) {$times[] = $values['created']; } else {$times[] = void; }endforeach;$l2counts = count($line2);$mydata = new pdata();//如果是线型图if ($type == line) {//取股票名称$stock_sth = $dbh->prepare(select `name` from `tbl_stock` where `code` = {$id}); $stock_sth->execute(); $stock_info = $stock_sth->fetch(pdo::fetch_assoc);$func_name = zhconversion_.$lang; //$stock_name = $func_name($stock_info['name']); $stock_name = 某某公司;//取出最值 $sql = select min(`current_price`) xiao, max(`current_price`) da from $tb_name $wheres; foreach ($dbh->query($sql, pdo::fetch_assoc) as $row) {$bottom = (int)$row['xiao'] - 2;$top = (int)$row['da'] + 2; }//昨日收盘价 $l1s = array(); for ($i = 1; $i addpoints($l1s, line1); $mydata->addpoints($line2, line2);$mydata->setpalette(line1,array(r=>51,g=>114,b=>178)); $mydata->setpalette(line2,array(r=>0,g=>255,b=>0));$mydata->setaxisposition(0, axis_position_right); $mydata->addpoints($times, times); $mydata->setseriedescription(times,time); $mydata->setabscissa(times); $mydata->setxaxisdisplay(axis_format_time,h:i);$mypicture = new pimage(480, 300, $mydata);//设置默认字体 $mypicture->setfontproperties(array(fontname => fonts/en_us.ttf, fontsize => 6));//背景颜色 //$settings = array(startr=>219, startg=>231, startb=>139, endr=>1, endg=>138, endb=>68, alpha=>50); //$mypicture->drawgradientarea(0,0,480,300,direction_vertical,$settings);//画格子和标签 $mypicture->setgrapharea(10, 40, 440, 260); $axisboundaries = array(0 => array(min => $bottom, max => $top)); $settings = array(mode => scale_mode_manual,gridr => 200,gridg => 200,gridb => 200,xmargin => 0,ymargin => 0,//drawxlines => false,gridticks => 3, //格子密度manualscale => $axisboundaries, ); $mypicture->drawscale($settings);//画线 /* $line_arr = array(forcecolor => true,forcer => 0,forceg => 0,forceb => 255); $mypicture->drawlinechart($line_arr); */ $mypicture->drawlinechart();//设置line1为无效,再画底色 $mydata->setseriedrawable(line1,false);//画区域底线 $area_arr = array(forcetransparency=>15, //透明度 ); $mypicture->drawareachart($area_arr);//是否显示文字 if ($showtxt) {//标题$mypicture->drawtext(200,30,$stock_name,array(fontname=>$ttf_path, fontsize=>11,align=>text_align_bottommiddle));//设置line1为有效$mydata->setseriedrawable(line1,true);$mydata->setseriedescription(line1,$desc_tip[$lang]['line'][0]);$mydata->setseriedescription(line2,$desc_tip[$lang]['line'][1]);$mypicture->setfontproperties(array(fontname => $ttf_path,fontsize=>8));$tips = array(style=>legend_noborder,mode=>legend_horizontal,fontr=>0,fontg=>0,fontb=>0,);$mypicture->drawlegend(20,26,$tips); }//柱形图} else {$mydata->addpoints($bar, bar); $mydata->setpalette(bar,array(r=>51,g=>114,b=>178)); //设置柱子的颜色 $mydata->addpoints($times, times); $mydata->setseriedescription(times,time); $mydata->setabscissa(times); $mydata->setxaxisdisplay(axis_format_time,h:i);$mypicture = new pimage(480, 200, $mydata);//设置默认字体 $mypicture->setfontproperties(array(fontname => fonts/en_us.ttf, fontsize=>6)); $mypicture->antialias = false;$mypicture->setgrapharea(50,20,450,180);//网格及坐标 $scalesettings = array(mode => scale_mode_start0,gridr=>200,gridg=>200,gridb=>200); $mypicture->drawscale($scalesettings);/* $palette = array(); for ($i = 0; $i 74,g=>114,b=>178,alpha=>100); }//$palette = array(0=>array(r=>74,g=>114,b=>178,alpha=>100));/* 覆盖画板色 $barsetting = array(overridecolors=>$palette,); $mypicture->drawbarchart($barsetting); */$mypicture->drawbarchart();//是否显示文字 if ($showtxt) {$tips = array(style=>legend_noborder,mode=>legend_horizontal,fontr=>0,fontg=>0,fontb=>0,);$mypicture->setfontproperties(array(fontname => $ttf_path,fontsize=>9));$alls = 0; //总成交量初始化foreach ($bar as $value) {$alls += $value;}$mydata->setseriedescription(bar, $desc_tip[$lang]['bar'].$alls);$mypicture->drawlegend(300,9,$tips); }}$mypicture->stroke();//$mypicture->autooutput(image.png);//保存日志//file_put_contents(log.txt, json_encode($mydata) . \n);?>
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