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Diffstat (limited to 'library/cropper/tests/example-DynamicImage.htm')
| -rw-r--r-- | library/cropper/tests/example-DynamicImage.htm | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/library/cropper/tests/example-DynamicImage.htm b/library/cropper/tests/example-DynamicImage.htm new file mode 100644 index 000000000..898363489 --- /dev/null +++ b/library/cropper/tests/example-DynamicImage.htm @@ -0,0 +1,203 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+ <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
+ <meta http-equiv="Content-Language" content="en-us" />
+ <title>Dynamic image test</title>
+ <script src="../lib/prototype.js" type="text/javascript"></script>
+ <script src="../lib/scriptaculous.js?load=builder,dragdrop" type="text/javascript"></script>
+ <script src="../cropper.js" type="text/javascript"></script>
+
+
+ <script type="text/javascript" charset="utf-8">
+
+ /**
+ * A little manager that allows us to swap the image dynamically
+ *
+ */
+ var CropImageManager = {
+ /**
+ * Holds the current Cropper.Img object
+ * @var obj
+ */
+ curCrop: null,
+
+ /**
+ * Initialises the cropImageManager
+ *
+ * @access public
+ * @return void
+ */
+ init: function() {
+ this.attachCropper();
+ },
+
+ /**
+ * Handles the changing of the select to change the image, the option value
+ * is a pipe seperated list of imgSrc|width|height
+ *
+ * @access public
+ * @param obj event
+ * @return void
+ */
+ onChange: function( e ) {
+ var vals = $F( Event.element( e ) ).split('|');
+ this.setImage( vals[0], vals[1], vals[2] );
+ },
+
+ /**
+ * Sets the image within the element & attaches/resets the image cropper
+ *
+ * @access private
+ * @param string Source path of new image
+ * @param int Width of new image in pixels
+ * @param int Height of new image in pixels
+ * @return void
+ */
+ setImage: function( imgSrc, w, h ) {
+ $( 'testImage' ).src = imgSrc;
+ $( 'testImage' ).width = w;
+ $( 'testImage' ).height = h;
+ this.attachCropper();
+ },
+
+ /**
+ * Attaches/resets the image cropper
+ *
+ * @access private
+ * @return void
+ */
+ attachCropper: function() {
+ if( this.curCrop == null ) this.curCrop = new Cropper.Img( 'testImage', { onEndCrop: onEndCrop } );
+ else this.curCrop.reset();
+ },
+
+ /**
+ * Removes the cropper
+ *
+ * @access public
+ * @return void
+ */
+ removeCropper: function() {
+ if( this.curCrop != null ) {
+ this.curCrop.remove();
+ }
+ },
+
+ /**
+ * Resets the cropper, either re-setting or re-applying
+ *
+ * @access public
+ * @return void
+ */
+ resetCropper: function() {
+ this.attachCropper();
+ }
+ };
+
+
+ // setup the callback function
+ function onEndCrop( coords, dimensions ) {
+ $( 'x1' ).value = coords.x1;
+ $( 'y1' ).value = coords.y1;
+ $( 'x2' ).value = coords.x2;
+ $( 'y2' ).value = coords.y2;
+ $( 'width' ).value = dimensions.width;
+ $( 'height' ).value = dimensions.height;
+ }
+
+ // basic example
+ Event.observe(
+ window,
+ 'load',
+ function() {
+ CropImageManager.init();
+ Event.observe( $('removeCropper'), 'click', CropImageManager.removeCropper.bindAsEventListener( CropImageManager ), false );
+ Event.observe( $('resetCropper'), 'click', CropImageManager.resetCropper.bindAsEventListener( CropImageManager ), false );
+ Event.observe( $('imageChoice'), 'change', CropImageManager.onChange.bindAsEventListener( CropImageManager ), false );
+ }
+ );
+
+
+ /*
+ if( typeof(dump) != 'function' ) {
+ Debug.init(true, '/');
+
+ function dump( msg ) {
+ Debug.raise( msg );
+ };
+ } else dump( '---------------------------------------\n' );
+ */
+
+ </script>
+ <link rel="stylesheet" type="text/css" href="debug.css" media="all" />
+ <style type="text/css">
+ label {
+ clear: left;
+ margin-left: 50px;
+ float: left;
+ width: 5em;
+ }
+
+ html, body {
+ margin: 0;
+ }
+
+ #testWrap {
+ margin: 20px 0 0 50px; /* Just while testing, to make sure we return the correct positions for the image & not the window */
+ }
+ </style>
+</head>
+<body>
+ <h2>Dynamic image test</h2>
+ <p>
+ Test of dynamically changing images or removing & re-applying the cropper
+ </p>
+
+ <div id="testWrap">
+ <img src="castle.jpg" alt="test image" id="testImage" width="500" height="333" />
+ </div>
+
+ <p>
+ <label for="imageChoice">image:</label>
+ <select name="imageChoice" id="imageChoice">
+ <option value="castle.jpg|500|333">Castle</option>
+ <option value="poppy.jpg|311|466">Flower</option>
+ </select>
+ </p>
+
+ <p>
+ <input type="button" id="removeCropper" value="Remove Cropper" />
+ <input type="button" id="resetCropper" value="Reset Cropper" /> + </p>
+
+
+ <p>
+ <label for="x1">x1:</label>
+ <input type="text" name="x1" id="x1" />
+ </p>
+ <p>
+ <label for="y1">y1:</label>
+ <input type="text" name="y1" id="y1" />
+ </p>
+ <p>
+ <label for="x2">x2:</label>
+ <input type="text" name="x2" id="x2" />
+ </p>
+ <p>
+ <label for="y2">y2:</label>
+ <input type="text" name="y2" id="y2" />
+ </p>
+ <p>
+ <label for="width">width:</label>
+ <input type="text" name="width" id="width" />
+ </p>
+ <p>
+ <label for="height">height</label>
+ <input type="text" name="height" id="height" />
+ </p>
+
+</body>
+</html>
+
+
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