cvs: phpdoc(REF_STRUCT_DEV) /en/reference/imagick reference.xml

mkoppanen Wed Nov 21 13:34:26 2007 UTC Modified files: (Branch: REF_STRUCT_DEV) /phpdoc/en/reference/imagick reference.xml Log: Added an example http://cvs.php.net/viewvc.cgi/phpdoc/en/reference/imagick/reference.xml?r1=1.11.2.1&r2=1.11.2.2&diff_format=u Index: phpdoc/en/reference/imagick/reference.xml diff -u phpdoc/en/reference/imagick/reference.xml:1.11.2.1 phpdoc/en/reference/imagick/reference.xml:1.11.2.2 --- phpdoc/en/reference/imagick/reference.xml:1.11.2.1 Mon Oct 15 16:36:30 2007 +++ phpdoc/en/reference/imagick/reference.xml Wed Nov 21 13:34:26 2007 @@ -1,5 +1,5 @@ <?xml version="1.0" encoding="iso-8859-1"?> -<!-- $Revision: 1.11.2.1 $ --> +<!-- $Revision: 1.11.2.2 $ --> <!-- Purpose: utilspec.image --> <!-- Membership: pecl, external --> <!-- State: experimental --> @@ -41,7 +41,7 @@ <title>Imagick Examples</title> <section xml:id="imagick.examples-1"> - &reftitle.examples; + &reftitle.examples; <para> Imagick makes image manipulation in PHP extremely easy through an OO interface. Here is a quick example on how to make a thumbnail: @@ -68,7 +68,7 @@ </para> <para> - Using SPL and other OO features supported in Imagick, it can be simple + Using SPL and other OO features supported in Imagick, it can be simple to resize all files in a directory (useful for batch resizing large digital camera images to be web viewable). Here we use resize, as we might want to retain certain meta-data: @@ -94,6 +94,61 @@ </programlisting> </example> </para> + <para> + This is an example of creating a reflection of an image. + The reflection is created by flipping the image and overlaying a gradient on it. + Then both, the original image and the reflection is overlayed on a canvas. + <example> + <title>Creating a reflection of an image</title> + <programlisting role="php"> +<![CDATA[ +<?php +/* Read the image */ +$im = new Imagick("test.png"); + +/* Thumbnail the image */ +$im->thumbnailImage(200, null); + +/* Create a border for the image */ +$im->borderImage(new ImagickPixel("white"), 5, 5); + +/* Clone the image and flip it */ +$reflection = $im->clone(); +$reflection->flipImage(); + +/* Create gradient. It will be overlayd on the reflection */ +$gradient = new Imagick(); + +/* Gradient needs to be large enough for the image and the borders */ +$gradient->newPseudoImage($reflection->getImageWidth() + 10, $reflection->getImageHeight() + 10, "gradient:transparent-black"); + +/* Composite the gradient on the reflection */ +$reflection->compositeImage($gradient, imagick::COMPOSITE_OVER, 0, 0); + +/* Add some opacity. Requires ImageMagick 6.2.9 or later */ +$reflection->setImageOpacity( 0.3 ); + +/* Create an empty canvas */ +$canvas = new Imagick(); + +/* Canvas needs to be large enough to hold the both images */ +$width = $im->getImageWidth() + 40; +$height = ($im->getImageHeight() * 2) + 30; +$canvas->newImage($width, $height, new ImagickPixel("black")); +$canvas->setImageFormat("png"); + +/* Composite the original image and the reflection on the canvas */ +$canvas->compositeImage($im, imagick::COMPOSITE_OVER, 20, 10); +$canvas->compositeImage($reflection, imagick::COMPOSITE_OVER, 20, $im->getImageHeight() + 10); + +/* Output the image*/ +header("Content-Type: image/png"); +echo $canvas; +?> +]]> + </programlisting> + </example> + </para> </section> </appendix> <!-- }}} -->