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/**
* Horde Image Javascript
*
* Provides the javascript to help during the uploading of images in Horde_Form.
*
* $Horde: horde/js/image.js,v 1.3.4.3 2006/01/01 21:29:02 jan Exp $
*
* Copyright 2003-2006 Marko Djukic <marko@oblo.com>
*
* See the enclosed file COPYING for license information (LGPL). If you did not
* receive this file, see http://www.fsf.org/copyleft/lgpl.html.
*/
/**
* Changes the src of an image target, optionally attaching a time value to the
* URL to make sure that the image does update and not use the browser cache.
*
* @param string src The srouce to inserted into the image element.
* @param string target The target element.
* @param optional bool no_cache If set to true will append the time.
*
* @return bool False to stop the browser loading anything.
*/
function showImage(src, target, no_cache)
{
var img = document.getElementById(target);
if (typeof no_cache == 'undefined') {
var no_cache = false;
}
if (no_cache) {
var now = new Date();
src = src + '&' + now.getTime();
}
img.src = src;
return false;
}
/**
* Adds to the given source the height/width field values for the given target.
*
* @param string src The srouce to append to the resize params.
* @param string target The target element.
* @param optional bool ratio If set to true will append fix the ratio.
*
* @return string The modified source to include the resize data.
*/
function getResizeSrc(src, target, ratio)
{
var width = document.getElementById('_w_' + target).value;
var height = document.getElementById('_h_' + target).value;
if (typeof ratio == 'undefined') {
var ratio = 0;
}
src = src + '&' + 'v=' + width + '.' + height + '.' + ratio;
return src;
}
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