<?php
class imagereport{
var $x;//图片大小x轴
var $y;//图片大小y轴
var $r;//背影色r值
var $g;//...g.
var $b;//...b.
var $transparent;//是否透明1或0
var $image;//图片对像
//-------------------
var $arraysplit;//指定用于分隔数值的符号
var $itemarray;//数值
var $reporttype;//图表类型,1为竖柱形2为横柱形3为折线形
var $border;//距离
//-------------------
var $fontsize;//字体大小
var $fontcolor;//字体颜色
//--------参数设置函数
function setimage($sizex,$sizey,$r,$g,$b,$transparent){
$this->x=$sizex;
$this->y=$sizey;
$this->r=$r;
$this->g=$g;
$this->b=$b;
$this->transparent=$transparent;
}
function setitem($arraysplit,$itemarray,$reporttype,$border){
$this->arraysplit=$arraysplit;
$this->itemarray=$itemarray;
$this->reporttype=$reporttype;
$this->border=$border;
}
function setfont($fontsize){
$this->fontsize=$fontsize;
}
//----------------主体
function printreport(){
header( "content-type: image/gif");
//建立画布大小
$this->image=imagecreate($this->x,$this->y);
//设定画布背景色
$background=imagecolorallocate($this->image,$this->r,$this->g,$this->b);
if($this->transparent=="1"){
//背影透明
imagecolortransparent($this->image,$background);
}else{
//如不要透明时可填充背景色
imagefilledrectangle($this->image,0,0,$this->x,$this->y,$background);
}
//参数字体文小及颜色
$this->fontcolor=imagecolorallocate($this->image,255-$this->r,255-$this->g,255-$this->b);
switch ($this->reporttype){
case "0":
break;
case "1":
$this->imagecolumns();
break;
case "2":
$this->imagecolumnh();
break;
case "3":
$this->imageline();
break;
}
$this->printxy();
$this->printall();
}
//-----------打印xy坐标轴
function printxy(){
//画xy坐标轴*/
$color=imagecolorallocate($this->image,255-$this->r,255-$this->g,255-$this->b);
$xx=$this->x/10;
$yy=$this->y-$this->y/10;
imageline($this->image,$this->border,$this->border,$this->border,$this->y-$this->border,$color);//x轴
imageline($this->image,$this->border,$this->y-$this->border,$this->x-$this->border,$this->y-$this->border,$color);//y轴
//y轴上刻度
$rulery=$this->y-$this->border;
while($rulery>$this->border*2){
$rulery=$rulery-$this->border;
imageline($this->image,$this->border,$rulery,$this->border-2,$rulery,$color);
}
//x轴上刻度
$rulerx=$rulerx+$this->border;
while($rulerx<($this->x-$this->border*2)){
$rulerx=$rulerx+$this->border;
//imageline($this->image,$this->border,10,$this->border+10,10,$color);
imageline($this->image,$rulerx,$this->y-$this->border,$rulerx,$this->y-$this->border+2,$color);
}
}
//--------------竖柱形图
function imagecolumns(){
$item_array=split($this->arraysplit,$this->itemarray);
$num=count($item_array);
$item_max=0;
for ($i=0;$i<$num;$i++){
$item_max=max($item_max,$item_array[$i]);
}
$xx=$this->border*2;
//画柱形图
for ($i=0;$i<$num;$i++){
srand((double)microtime()*1000000);
if($this->r!=255 && $this->g!=255 && $this->b!=255){
$r=rand($this->r,200);
$g=rand($this->g,200);
$b=rand($this->b,200);
}else{
$r=rand(50,200);
$g=rand(50,200);
$b=rand(50,200);
}
$color=imagecolorallocate($this->image,$r,$g,$b);
//柱形高度
$height=($this->y-$this->border)-($this->y-$this->border*2)*($item_array[$i]/$item_max);
imagefilledrectangle($this->image,$xx,$height,$xx+$this->border,$this->y-$this->border,$color);
imagestring($this->image,$this->fontsize,$xx,$height-$this->border,$item_array[$i],$this->fontcolor);
//用于间隔
$xx=$xx+$this->border*2;
}
}
//-----------横柱形图
function imagecolumnh(){
$item_array=split($this->arraysplit,$this->itemarray);
$num=count($item_array);
$item_max=0;
for ($i=0;$i<$num;$i++){
$item_max=max($item_max,$item_array[$i]);
}
$yy=$this->y-$this->border*2;
//画柱形图
for ($i=0;$i<$num;$i++){
srand((double)microtime()*1000000);
if($this->r!=255 && $this->g!=255 && $this->b!=255){
$r=rand($this->r,200);
$g=rand($this->g,200);
$b=rand($this->b,200);
}else{
$r=rand(50,200);
$g=rand(50,200);
$b=rand(50,200);
}
$color=imagecolorallocate($this->image,$r,$g,$b);
//柱形长度
$leight=($this->x-$this->border*2)*($item_array[$i]/$item_max);
imagefilledrectangle($this->image,$this->border,$yy-$this->border,$leight,$yy,$color);
imagestring($this->image,$this->fontsize,$leight+2,$yy-$this->border,$item_array[$i],$this->fontcolor);
//用于间隔
$yy=$yy-$this->border*2;
}
}
//--------------折线图
function imageline(){
$item_array=split($this->arraysplit,$this->itemarray);
$num=count($item_array);
$item_max=0;
for ($i=0;$i<$num;$i++){
$item_max=max($item_max,$item_array[$i]);
}
//$xx=$this->border;
//画柱形图
for ($i=0;$i<$num;$i++){
srand((double)microtime()*1000000);
if($this->r!=255 && $this->g!=255 && $this->b!=255){
$r=rand($this->r,200);
$g=rand($this->g,200);
$b=rand($this->b,200);
}else{
$r=rand(50,200);
$g=rand(50,200);
$b=rand(50,200);
}
$color=imagecolorallocate($this->image,$r,$g,$b);
//柱形高度
$height_now=($this->y-$this->border)-($this->y-$this->border*2)*($item_array[$i]/$item_max);
if($i!="0"){
imageline($this->image,$xx,$height_next,$xx+$this->border,$height_now,$color);
}
imagestring($this->image,$this->fontsize,$xx+$this->border,$height_now-$this->border/2,$item_array[$i],$this->fontcolor);
$height_next=$height_now;
//用于间隔
$xx=$xx+$this->border;
}
}
//--------------完成打印图形http://knowsky.com
function printall(){
imagegif($this->image);
imagedestroy($this->image);
}
//--------------调试
function debug(){
echo "x:".$this->x."
y:".$this->y;
echo "
border:".$this->border;
$item_array=split($this->arraysplit,$this->itemarray);
$num=count($item_array);
echo "
数值个数:".$num."
数值:";
for ($i=0;$i<$num;$i++){
echo "
".$item_array[$i];
}
}
}
$report=new imagereport;
$report->setimage(600,300,255,255,255,1);//参数(长,宽,背影色r,g,b,是否透明1或0)
$temparray="50,25,100,250,180,200,150,220,200,150,50,25,100,250,180,200,150,220,200,150";//数值,用指定符号隔开
$report->setitem(',',$temparray,3,20);//参数(分隔数值的指定符号,数值变量,样式1为竖柱图2为横柱图3为折线图,距离)
$report->setfont(1);//字体大小1-10
$report->printreport();
//$report->debug();//调式之用
?>
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