php教程|PHP源码
php
php教程-PHP源码
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1. [PHP]代码
class gifImages { public static $fileName = null; public static $desName = null; public static $fileType = gif; public static function isExistFile($file) { if (is_file($file)) { return self::$fileName = & $file; } print_r(error_get_last()); exit; } /*** 向图片上写文字* @param $fileNmae 目标文件地址* @param $text要写的文字* @param $desName 生成后的图像地址* @param $font字体* @param $size字的大小* @param $color 要写字的颜色* @param $x 要写字的x坐标* @param $y 要写字的y坐标*/ public function writeText($fileName, $text, $desName=\, $font, $size, $weight=100, $color, $x, $y) { self::isFile($fileName); $desName = self::getDesName($desName); $image = new Imagick(); $draw = new ImagickDraw(); $draw->setTextEncoding(UTF-8); $draw->setFont($font); // /usr/share/fonts/bitstream-vera/VeraBd.ttf $draw->setFontWeight($weight); $draw->setFillColor($color); $draw->setFontSize($size); //12 $draw->setGravity(1); $draw->setFillAlpha(1); $image->readImage($fileName); $image->resetIterator(); do { $image->annotateImage($draw, $x, $y, 0, $text); } while ($image->nextImage()); $image->setFormat(self::$fileType); $image->writeImages($desName, true); $draw->clear(); $image->clear(); $draw->destroy(); $image->destroy(); return $desName; } /*** 合并多个图片（可以是把一个图片当作LOGO写到图片上 ，也可以把多个图片做成动态的GIF动画）* @param $fileNmae原图片 可以是多个* @param $desName生成生的图片地址* @param $delay 如果是生成gif动画 这个是每帧的时间 100=1s*/ public function mergeImage($fileName, $desName, $delay=1) { } /*** 改变图片大小* @param $fileNmae原图片地址* @param $width 要生成的宽度* @param $height 要生成的高度* @param $desName生成生的图片地址*/ public function resizeImages($fileName, $width, $height, $desName=\) { self::isFile($fileName); self::getDesName($desName); $image = new Imagick(); $image->readImage($fileName); $image->resetIterator(); do { $iw = $image->getImageWidth(); $ih = $image->getImageHeight(); $ratio = doubleval($iw) / doubleval($width); if ($height * $ratio resizeImage($arrSize[0], $arrSize[1], 1, 1); } while ($image->nextImage()); $image->setFormat("gif"); $image->writeImages(self::$desName, true); $image->destroy(); return self::$desName; } public static function getDesName($desName) { self::getType(self::$fileName); if (empty($desName)) { $desName = md5(time() . rand(0, 100)) . . . self::$fileType; } else { if (stripos(strtolower($desName), .) === false) {$desName .= "." . self::$fileType; } } return self::$desName = $desName; } public static function getType($fileName) { $size = getimagesize($fileName); $type = null; switch ($size[mime]) { case "image/gif":$type = "gif";break; case "image/jpeg":$type = "jpeg";break; case "image/png":$type = "png";break; case "image/bmp":$type = "bmp";break; default :$type = false; } unset($size); return self::$fileType = $type; }}
