rounding_issue/osd-3.1.0.html

<html>
<head>
    <meta charset='utf-8'>

    <title>OpenSeadragon 4.0.0</title>

    <script src="openseadragon-bin-3.1.0/openseadragon.js"></script>
</head>

<body>
    <div id="osd" style="width: 100%; height: 100%;"></div>
    <script type="text/javascript">
    function getAllUrlParams(url) {

        // get query string from url (optional) or window
        var queryString = url ? url.split('?')[1] : window.location.search.slice(1);

        // we'll store the parameters here
        var obj = {};

        // if query string exists
        if (queryString) {

            // stuff after # is not part of query string, so get rid of it
            queryString = queryString.split('#')[0];

            // split our query string into its component parts
            var arr = queryString.split('&');

            for (var i=0; i<arr.length; i++) {
                // separate the keys and the values
                var a = arr[i].split('=');

                // in case params look like: list[]=thing1&list[]=thing2
                var paramNum = undefined;
                var paramName = a[0].replace(/\[\d*\]/, function(v) {
                    paramNum = v.slice(1,-1);
                    return '';
                });

                // set parameter value (use 'true' if empty)
                var paramValue = typeof(a[1])==='undefined' ? true : a[1];

                // if parameter name already exists
                if (obj[paramName]) {
                    // convert value to array (if still string)
                    if (typeof obj[paramName] === 'string') {
                        obj[paramName] = [obj[paramName]];
                    }
                    // if no array index number specified...
                    if (typeof paramNum === 'undefined') {
                        // put the value on the end of the array
                        obj[paramName].push(paramValue);
                    }
                    // if array index number specified...
                    else {
                        // put the value at that index number
                        obj[paramName][paramNum] = paramValue;
                    }
                }
                // if param name doesn't exist yet, set it
                else {
                    obj[paramName] = paramValue;
                }
            }
        }

        return obj;
    }

        OpenSeadragon({
            id:                 "osd",
            prefixUrl:          "openseadragon-bin-3.1.0/images/",
            preserveViewport:   true,
            visibilityRatio:    1,
            sequenceMode:       true,
            tileSources:   [getAllUrlParams().image]
        });
    </script>
</body>
</html>