diff options
Diffstat (limited to 'h-source/Library/Image')
| -rw-r--r-- | h-source/Library/Image/Gd/Thumbnail.php | 70 |
1 files changed, 53 insertions, 17 deletions
diff --git a/h-source/Library/Image/Gd/Thumbnail.php b/h-source/Library/Image/Gd/Thumbnail.php index 137c287..22e501e 100644 --- a/h-source/Library/Image/Gd/Thumbnail.php +++ b/h-source/Library/Image/Gd/Thumbnail.php @@ -38,14 +38,15 @@ class Image_Gd_Thumbnail $this->basePath = $basePath; $defaultParams = array( - 'imgWidth' => 100, - 'imgHeight' => 100, + 'imgWidth' => null, + 'imgHeight' => null, 'defaultImage' => null, 'cropImage' => 'no', 'horizAlign' => 'left', 'vertAlign' => 'top', 'resample' => 'yes', 'function' => 'none', + 'outputFormat' => 'jpeg', ); //set the $this->scaffold->params array @@ -61,28 +62,45 @@ class Image_Gd_Thumbnail //create the thumbnail //$imageName: the name of the file inside $this->basePath - public function render($imageFile) + //$outputFile: the name of the output file + public function render($imageFile, $outputFile = null) { $imagePath = $this->basePath . basename($imageFile); if (!file_exists($imagePath) and isset($this->params['defaultImage'])) $imagePath = $this->params['defaultImage']; - + $img = null; - $ext = strtolower(end(explode('.', $imagePath))); + $type = 'jpeg'; + $contentType = 'image/jpeg'; - if (strcmp($ext,'jpg') === 0 or strcmp($ext,'jpeg') === 0) { - $img = @imagecreatefromjpeg($imagePath); - } else if (strcmp($ext,'png') === 0) { - $img = @imagecreatefrompng($imagePath); - } else if (strcmp($ext,'gif') === 0) { - $img = @imagecreatefromgif($imagePath); + if (file_exists($imagePath)) + { + $ext = strtolower(end(explode('.', $imagePath))); + + if (strcmp($ext,'jpg') === 0 or strcmp($ext,'jpeg') === 0) { + $img = @imagecreatefromjpeg($imagePath); + $type = 'jpeg'; + $contentType = 'image/jpeg'; + } else if (strcmp($ext,'png') === 0) { + $img = @imagecreatefrompng($imagePath); + $type = 'png'; + $contentType = 'image/png'; + } else if (strcmp($ext,'gif') === 0) { + $img = @imagecreatefromgif($imagePath); + $type = 'gif'; + $contentType = 'image/gif'; + } } //If an image was successfully loaded, test the image for size - if ($img) { + if ($img) + { //image size $width = imagesx($img); $height = imagesy($img); + + if (!isset($this->params['imgWidth'])) $this->params['imgWidth'] = $width; + if (!isset($this->params['imgHeight'])) $this->params['imgHeight'] = $height; if ($this->params['cropImage'] === 'no') { @@ -92,7 +110,7 @@ class Image_Gd_Thumbnail { $scale = max($this->params['imgWidth']/$width, $this->params['imgHeight']/$height); } - + if ($scale < 1) { $xSrc = 0; @@ -170,15 +188,33 @@ class Image_Gd_Thumbnail } - if (!$img) { - $img = imagecreate($this->params['imgWidth'], $this->params['imgHeight']); + if (!$img) + { + $imgWidth = isset($this->params['imgWidth']) ? $this->params['imgWidth'] : 100; + $imgHeight = isset($this->params['imgHeight']) ? $this->params['imgHeight'] : 100; + + $img = imagecreate($imgWidth, $imgHeight); imagecolorallocate($img,200,200,200); } //print the image - header("Content-type: image/jpeg"); - imagejpeg($img,null,90); + if (!isset($outputFile)) + { + header("Content-type: $contentType"); + } + if (strcmp($type,'png') === 0) + { + imagepng($img,$outputFile,9); + } + else if (strcmp($type,'gif') === 0) + { + imagegif($img,$outputFile); + } + else + { + imagejpeg($img,$outputFile,90); + } } }
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