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用PHP产生动态的影像图(2)

2013-9-3 | 来源:第一亲子网 | 点击:

导读: if(!isset($bgred)) $bgred=0; if(!isset($bggreen)) $bggreen=51; if(!isset($bgblue)) $bgblue=153; if(!isset($chred)) $chred=255; if(!isset($chgreen)) $chgreen=255; if(!isset($chblue)) $chblue=255; if(!isset($shadow)) $shadow="yes"; if(!iss...

if(!isset($bgred)) $bgred=0;
if(!isset($bggreen)) $bggreen=51;
if(!isset($bgblue)) $bgblue=153;
if(!isset($chred)) $chred=255;
if(!isset($chgreen)) $chgreen=255;
if(!isset($chblue)) $chblue=255;
if(!isset($shadow)) $shadow="yes";
if(!isset($wrappos)) $wrappos=20;
if(!isset($crop)) $crop=2.2;
if(!isset($jpegquality)) $jpegquality=80;
if(!isset($s)) $s=11;
$savetext=$text;
$text=wordwrap($text,$wrappos," ",0);
if (!isset($font)) $fontname="/www/ttfonts/arialbd.ttf";
else
$fontname="/www/ttfonts/".$font.".ttf";
$size = imagettfbbox($s,0,$fontname,$text);
$dx = abs($size[2]-$size[0]);
$dy = abs($size[5]-$size[3]);
$upper=abs($size[5]);
$under=$size[1];
$th=$upper-$under;
$xpad=9;
if (substr_count($text,chr(13))>=1)
{
牋$mult=(substr_count($text,chr(13)));
牋$ypad=($mult*$crop*$s)+$s;
}
else $ypad=($crop-2)*$s;
$im = imagecreate($dx+$xpad,$th+$ypad);
$color = ImageColorAllocate($im, $bgred,$bggreen,$bgblue);
$black = ImageColorAllocate($im, 0,0,0);
$fontcolor = ImageColorAllocate($im, $chred,$chgreen,$chblue);
ImageRectangle($im,0,0,$dx+$xpad-1,$th+$ypad-1,$black);
ImageRectangle($im,0,0,$dx+$xpad,$th+$ypad,$white);
if ($shadow=="yes")
ImageTTFText($im, $s, 0, (int)($xpad/2)-2+1, $th+2+(int)($ypad/2)-3, $black, $fontname, $text);
ImageTTFText($im, $s, 0, (int)($xpad/2)-2, $th+2+(int)($ypad/2)-1-3, $fontcolor, $fontname, $text);
Imagejpeg($im,"",$jpegquality);
ImageDestroy($im);

?>
#######################################################
这可以下面这个 form 来产生:
#######################################################
----------test.PHP--------------------



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PHP">

文字


大小


断句的位置(wrap break position)


背景颜色


红色   牋
牋牋犅躺   牋
牋牋牋蓝色


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