PHP实现股票趋势图和柱形图

基于强大的pchart类库。
<?php/* * 股票趋势图和柱形图 * @author: Skiychan <developer@zzzzy.com> * @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"]）） {$wheres .= " and `created` <= ".（int）$_GET["max"];}$wheres .= " order by created";$sth = $dbh->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 <= $l2counts; $i++） {$l1s[] = 130;}$myData->addPoints（$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 <= $l2counts; $i++） {$Palette[$i] = array（"R"=>74,"G"=>114,"B"=>178,"Alpha"=>100）;}//$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） . "
"）;?>