急生成图片的代码，改了半日不行，求高手了！

<br><!--?php<br /-->function str_div($str, $width = 10){<br>
$strArr = array();<br>
$len = strlen($str);<br>
$count = 0;<br>
$flag = 0;<br>
while($flag < $len){<br>
if(ord($str[$flag]) > 128){<br>
$count += 1;<br>
$flag += 3;<br>
}<br>
else{<br>
$count += 0.5;<br>
$flag += 1 ;<br>
}<br>
if($count >= $width){<br>
$strArr[] = substr($str, 0, $flag);<br>
$str = substr($str, $flag);<br>
$len -= $flag;<br>
$count = 0;<br>
$flag = 0;<br>
}<br>
}<br>
$strArr[] = $str;<br>
return $strArr;<br>}<br><br>function str2rgb($str)<br>{<br>
$color = array('red'=>0, 'green'=>0, 'blue'=>0);<br>
$str = str_replace('#', '', $str);<br>
$len = strlen($str);<br>
if($len==6){<br>
$arr=str_split($str,2);<br>
$color['red'] = (int)base_convert($arr[0], 16, 10);<br>
$color['green'] = (int)base_convert($arr[1], 16, 10);<br>
$color['blue'] = (int)base_convert($arr[2], 16, 10);<br>
return $color;<br>
}<br>
if($len==3){<br>
$arr=str_split($str,1);<br>
$color['red'] = (int)base_convert($arr[0].$arr[0], 16, 10);<br>
$color['green'] = (int)base_convert($arr[1].$arr[1], 16, 10);<br>
$color['blue'] = (int)base_convert($arr[2].$arr[2], 16, 10);<br>
return $color;<br>
}<br>
return $color;<br>}<br><br>function makeimger($text = "内容获取失败...",$types,$ids){<br>
$setStyle = '52A300'; #设置颜色,也可以开发为页面可选择并传递这个参数，用|格式<br>
$haveBrLinker = ""; #超长使用分隔符<br>
$fontFile = 'simfang.ttf'; #字体文件名,放font目录下,也可以开发为页面可选择并传递这个参数<br>
$userStyle = explode('|', $setStyle); #分开颜色<br>
$text = substr($text, 0, 1000); #截取前一万个字符<br>
$text = iconv("GB2312", "UTF-8",$text); <br>
$imgpath = "".$types."/"; #图片存放地址<br>
if(!is_dir($imgpath)){ mkdir($imgpath); }<br>
$imgfile =  $imgpath . $ids . '.gif';<br><br>
if(file_exists($imgfile))<br>
{<br>
return $imgfile;
<br>
}<br>
else<br>
{<br>
//这里是边框宽度，可以前台传递参数<br>
$paddingTop = 500;<br>
$paddingLeft = 35;<br>
$paddingBottom = 260;<br>
$copyrightHeight = 0;<br>
<br>
$canvasWidth = 640;<br>
$canvasHeight = 1136;<br>
//$canvasHeight = $paddingTop + $paddingBottom + $copyrightHeight;<br>
<br>
$fontSize = 38;<br>
$lineHeight = intval($fontSize * 1.8);<br>
<br>
$textArr = array();<br>
$tempArr = explode("\n", trim($text));<br>
$j = 0;<br>
foreach($tempArr as $v){<br>
$arr = str_div($v, 25);<br>
$textArr[] = array_shift($arr);<br>
foreach($arr as $v){<br>
$textArr[] = $haveBrLinker . $v;<br>
$j ++;<br>
if($j > 100){ break; }<br>
}<br>
$j ++;<br>
if($j > 100){ break; }<br>
}<br>
<br>
$textLen = count($textArr);<br>
<br>
$canvasHeight = $lineHeight * $textLen + $canvasHeight;<br>
$im = imagecreatetruecolor($canvasWidth, $canvasHeight); #定义画布<br>
$colorArray = str2rgb($userStyle[1]);<br>
imagefill($im, 0, 0, imagecolorallocate($im, $colorArray['red'], $colorArray['green'], $colorArray['blue']));<br>
<br>
$colorArray = str2rgb('000000');<br>
$colorLine = imagecolorallocate($im, $colorArray['red'], $colorArray['green'], $colorArray['blue']);<br>
$padding = 0;<br>
$x1 = $y1 = $x4 = $y2 = $padding;<br>
$x2 = $x3 = $canvasWidth - $padding - 1;<br>
$y3 = $y4 = $canvasHeight - $padding - 1;<br>
//可以开发为页面可选择并传递这个参数,选择是否显示边框以及颜色。<br>
imageline($im, $x1, $y1, $x2, $y2, $colorLine);<br>
imageline($im, $x2, $y2, $x3, $y3, $colorLine);<br>
imageline($im, $x3, $y3, $x4, $y4, $colorLine);<br>
imageline($im, $x4, $y4, $x1, $y1, $colorLine);<br><br>
//字体路径，,也可以开发为页面可选择并传递这个参数<br>
$fontStyle = 'font/' . $fontFile;<br>
if(!is_file($fontStyle)){<br>
exit('请先选择字体文件哦!');<br>
}<br>
<br>
//写入四个随即数字<br>
$colorArray = str2rgb($userStyle[0]);<br>
$fontColor = imagecolorallocate($im, $colorArray['red'], $colorArray['green'], $colorArray['blue']);<br>
<br>
foreach($textArr as $k=>$text){<br>
$offset = $paddingTop + $lineHeight * ($k + 1) - intval(($lineHeight-$fontSize) / 2);<br>
imagettftext($im, $fontSize, 0, $paddingLeft, $offset, $fontColor, $fontStyle, $text);<br>
}<br>
<br>
$fontColor = imagecolorallocate($im, 0, 0, 0);<br>
$offset += 18;<br>
$text = '----------------------------------------------------------------------------------------------';<br>
imagettftext($im, 10, 0, $paddingLeft, $offset, $fontColor, $fontStyle, $text);