PHP实现股票趋势图和柱形图

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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`挚友可以参考下。

基于强大的pchart类库。?php

/*

*股票趋势图和柱形图

*@author:Skiychandeveloper@

*@created:02/05/2022

*/

includelibs/pData.class.php;

includelibs/pDraw.class.php;

includelibs/pImage.class.php;

includedatabase.php;

includelibs/convert.php;

date_default_timezone_setAsia/Shanghai;

/*

*@paramtypeline/other趋势图/柱形图默认趋势图

*@paramtxt1/other显示/不显示提示文字默认不显示

*@paramlanghk/cn繁体中文/简体中文默认繁体

*@paramidint股票编号必填

*@paramminint最小时间默认无

*@parammaxint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

ifisset$_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

$wheres=wherestock_no=.$id;

//最小时间

ifisset$_GET[min]

$wheres.=and`created`=.int$_GET[min];

//最大时间

ifisset$_GET[max]

$wheres.=and`created`=.int$_GET[max];

$wheres.=orderbycreated;

$sth=$dbh-prepareSELECT*FROM$tb_name.$wheres;

$sth-execute;

$results=$sth-fetchAllPDO::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$resultsas$keys=$values:

$line2[]=$values[current_price];

PHP实现股票趋势图和柱形图

$bar[]=$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=newpData;

//假设是线型图

if$type==line

//取股票名称

$stock_sth=$dbh-prepareSELECT`name`FROM`tbl_stock`WHERE`code`=$id;

$stock_sth-execute;

$stock_info=$stock_sth-fetchPDO::FETCH_ASSOC;

$func_name=zhconversion_.$lang;

//$stock_name=$func_name$stock_info[name];

$stock_name=某某公司;

//取出最值

$sql=SELECTMIN`current_price`xiao,MAX`current_price`daFROM$tb_name$wheres;

foreach$dbh-query$sql,PDO::FETCH_ASSOCas$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-setPaletteLine1,arrayR=51,G=114,B=178;

$myData-setPaletteLine2,arrayR=0,G=255,B=0;

$myData-setAxisPosition0,AXIS_POSITION_RIGHT;

$myData-addPoints$times,Times;

$myData-setSerieDescriptionTimes,Time;

$myData-setAbscissaTimes;

$myData-setXAxisDisplayAXIS_FORMAT_TIME,H:i;

$myPicture=newpImage480,300,$myData;

//设置默认字体

$myPicture-setFontPropertiesarrayFontName=fonts/en_us.ttf,FontSize=6;

//背景颜色

//$Settings=arrayStartR=219,StartG=231,StartB=139,EndR=1,EndG=138,EndB=68,Alpha=50;

//$myPicture-drawGradientArea0,0,480,300,DIRECTION_VERTICAL,$Settings;

//画格子和标签

$myPicture-setGraphArea10,40,440,260;

$AxisBoundaries=array0=arrayMin=$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-setSerieDrawableLine1,FALSE;

//画区域底线

$area_arr=array

ForceTransparency=15,//通明度

;

$myPicture-drawAreaChart$area_arr;

//是否显示文字

if$showtxt

//标题

$myPicture-drawText200,30,$stock_name,arrayFontName=$ttf_path,FontSize=11,Align=TEXT_ALIGN_BOTTOMMIDDLE;

//设置Line1为有效

$myData-setSerieDrawableLine1,TRUE;

PHP实现股票趋势图和柱形图

$myData-setSerieDescriptionLine1,$desc_tip[$lang][line][0];

$myData-setSerieDescriptionLine2,$desc_tip[$lang][line][1];

$myPicture-setFontPropertiesarrayFontName=$ttf_path,FontSize=8;

$tips=array

Style=LEGEND_NOBORDER,

Mode=LEGEND_HORIZONTAL,

FontR=0,FontG=0,FontB=0,

;

$myPicture-drawLegend20,26,$tips;

//柱形图

else

$myData-addPoints$bar,Bar;

$myData-setPaletteBar,arrayR=51,G=114,B=178;//设置柱子的颜色

$myData-addPoints$times,Times;

$myData-setSerieDescriptionTimes,Time;

$myData-setAbscissaTimes;

$myData-setXAxisDisplayAXIS_FORMAT_TIME,H:i;

$myPicture=newpImage480,200,$myData;

//设置默认字体

$myPicture-setFontPropertiesarrayFontName=fonts/en_us.ttf,FontSize=6;

$myPicture-Antialias=FALSE;

$myPicture-setGraphArea50,20,450,180;

//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]=arrayR=74,G=114,B=178,Alpha=100;

//$Palette=array0=arrayR=74,G=114,B=178,Alpha=100;

/*笼罩画板色

$barSetting=array

OverrideColors=$Palette,