/**
* Resize Image
*
* @param string $sourceFile Source image file
* @param string $targetFile Target image file
* @param integer $width Image width
* @param integer $height Image height
* @param boolean $resizeIfSmaller Resize if image size smaller
* @param boolean $maintainAspectRatio Maintain aspect ration of image
* @param boolean $fixedResize Fixed resize (crop if needed)
*
* return boolean True if resized, False if not resized
*
*/
public function ResizeImage($sourceFile, $targetFile, $width, $height, $resizeIfSmaller = false, $maintainAspectRatio = true, $fixedResize = false)
{
global $rootPath;
require_once $rootPath . INC_IMAGETRANSFORM . "class.imagetransform.php";
$imgTransformer = new imageTransform();
$imgTransformer->jpegOutputQuality = 90;
$imgTransformer->sourceFile = $sourceFile;
$imgTransformer->targetFile = $targetFile;
$imgTransformer->resizeIfSmaller = $resizeIfSmaller;
$imgTransformer->maintainAspectRatio = $maintainAspectRatio;
if ($fixedResize && $maintainAspectRatio) {
$imgTransformer->readSourceImageSize();
$relativePercent = $height * 100 / $width;
$correctHeight = floor($imgTransformer->sourceImageWidth / 100 * $relativePercent);
if (abs($imgTransformer->sourceImageHeight - $correctHeight) > 1 && $imgTransformer->sourceImageHeight > $correctHeight) {
$imgTransformer->resizeToWidth = $width;
$imgTransformer->resize();
$imgTransformer->readTargetImageSize();
$imgTransformer->sourceFile = $targetFile;
$imgTransformer->crop(0, round(($imgTransformer->targetImageHeight - $height) / 2), $width, $height + round(($imgTransformer->targetImageHeight - $height) / 2));
} elseif (abs($imgTransformer->sourceImageHeight - $correctHeight) > 1 && $imgTransformer->sourceImageHeight < $correctHeight) {
$imgTransformer->resizeToHeight = $height;
$imgTransformer->resize();
$imgTransformer->readTargetImageSize();
$imgTransformer->sourceFile = $targetFile;
$imgTransformer->crop(round(($imgTransformer->targetImageWidth - $width) / 2), 0, $width + round(($imgTransformer->targetImageWidth - $width) / 2), $height);
} else {
$imgTransformer->resizeToWidth = $width;
$imgTransformer->resizeToHeight = $height;
$imgTransformer->resize();
}
} else {
$imgTransformer->resizeToWidth = $width;
$imgTransformer->resizeToHeight = $height;
$imgTransformer->resize();
}
if ($imgTransformer->error != "") {
$this->SetError($imgTransformer->error, __FILE__, __LINE__);
return false;
} else {
return true;
}
}
$image->targetFile = DIRECTORY . $temp_image;
if ($image->rotate(-$_POST['rotate_degrees'])) {
// Rotate in negative degrees so it goes clockwise
print json_encode(array('success' => true, 'message' => 'Image successfully rotated'));
} else {
print json_encode(array('success' => false, 'message' => 'Error: Could not rotate image'));
}
} else {
print json_encode(array('success' => false, 'message' => 'Error: No image specified'));
}
exit;
break;
case "crop_image":
if ($_POST['image']) {
// Make sure we are editing our temp image, and not the original
$temp_image = str_replace(basename($_POST['image']), '_fm_' . basename($_POST['image']), $_POST['image']);
$image = new imageTransform();
$image->jpegOutputQuality = 80;
$image->sourceFile = DIRECTORY . $temp_image;
$image->targetFile = DIRECTORY . $temp_image;
if ($image->crop($_POST['crop_x'], $_POST['crop_y'], $_POST['crop_x'] + $_POST['crop_width'], $_POST['crop_y'] + $_POST['crop_height'])) {
print json_encode(array('success' => true, 'message' => 'Image successfully cropped'));
} else {
print json_encode(array('success' => false, 'message' => 'Error: Could not crop image'));
}
} else {
print json_encode(array('success' => false, 'message' => 'Error: No image specified'));
}
exit;
break;
}
