(function(){

    // shorthand
    var SB = Shadowbox;
    var SL = SB.lib;

    /**
     * Constructor. This class is used to display Flash videos with the JW
     * FLV player.
     *
     * @param   {String}    id      The id to use for this content
     * @param   {Object}    obj     The content object
     * @public
     */
    Shadowbox.flv = function(id, obj){
        this.id = id;
        this.obj = obj;

        // FLV's are resizable
        this.resizable = true;

        // height defaults to 300 pixels
        this.height = this.obj.height ? parseInt(this.obj.height, 10) : 300;
        if(SB.getOptions().showMovieControls == true){
            this.height += 20; // height of JW FLV player controller
        }

        // width defaults to 300 pixels
        this.width = this.obj.width ? parseInt(this.obj.width, 10) : 300;
    };

    Shadowbox.flv.prototype = {

        /**
         * Returns an object containing the markup for this content, suitable
         * to pass to Shadowbox.lib.createHTML().
         *
         * @param   {Object}    dims    The current Shadowbox dimensions
         * @return  {Object}            The markup for this content item
         * @public
         */
        markup: function(dims){
            var obj = this.obj;

            // use resized dimensions
            var h = dims.resize_h;
            var w = dims.resize_w;

            var options = SB.getOptions();
            var autoplay = String(options.autoplayMovies);
            var controls = options.showMovieControls;
            var showicons = String(controls);
            var displayheight = h - (controls ? 20 : 0); // subtract controller height
            var flashvars = [
                'file=' + this.obj.content,
                'height=' + h,
                'width=' + w,
                'autostart=' + autoplay,
                'displayheight=' + displayheight,
                'showicons=' + showicons,
                'backcolor=0x000000',
                'frontcolor=0xCCCCCC',
                'lightcolor=0x557722'
            ];

            return {
                tag:        'object',
                id:         this.id,
                name:       this.id,
                type:       'application/x-shockwave-flash',
                data:       options.flvPlayer,
                children:   [
                    { tag: 'param', name: 'movie', value: options.flvPlayer },
                    { tag: 'param', name: 'flashvars', value: flashvars.join('&') },
                    { tag: 'param', name: 'allowfullscreen', value: 'true' }
                ],
                height:     h, // new height includes controller
                width:      w
            };
        },

        /**
         * Removes this movie from the document.
         *
         * @return  void
         * @public
         */
        remove: function(){
            var el = SL.get(this.id);
            if(el) SL.remove(el);
        }

    };

})();