L.Control.Base64Legend.js
function () {
        L.DomUtil.empty(this._container);
        var legends = this.options.legends;

        if (!legends) return;

        legends.forEach(function(legend) {
            if (!legend.elements) return;
            var elements = legend.elements;

            var className = 'legend-block';

            if (this.options.detectStretched) {
                if (elements.length === 3  && elements[0].label !== '' && elements[1].label === '' && elements[2].label !== ''){
                    legend.type = 'stretched';
                }
            }

            if (legend.type === 'stretched') {
                className += ' legend-stretched';
            }

            var block = L.DomUtil.create('div', className, this._container);

            if (this.options.collapseSimple && elements.length == 1 && !elements[0].label){
                this._addElement(elements[0].imageData, legend.name, block);
                return;
            }

            if (legend.name) {
                var header = L.DomUtil.create('h4', null, block);
                L.DomUtil.create('div', 'caret', header);
                L.DomUtil.create('span', null, header).innerHTML = legend.name;

                L.DomEvent.on(header, 'click', function() {
                    if (L.DomUtil.hasClass(header, 'closed')) {
                        L.DomUtil.removeClass(header, 'closed');
                    }
                    else {
                        L.DomUtil.addClass(header, 'closed');
                    }
                }, this);
            }
            var elementContainer = L.DomUtil.create('div', 'legend-elements', block);

            elements.forEach(function (element) {
                this._addElement(element.imageData, element.label, elementContainer);
            }, this);
        }, this);
    }
function () {
        L.DomUtil.empty(this._container);
        var legends = this.options.legends;

        if (!legends) return;

        legends.forEach(function(legend) {
            if (!legend.elements) return;
            var elements = legend.elements;

            var className = 'legend-block';

            if (this.options.detectStretched) {
                if (elements.length === 3  && elements[0].label !== '' && elements[1].label === '' && elements[2].label !== ''){
                    legend.type = 'stretched';
                }
            }

            if (legend.type === 'stretched') {
                className += ' legend-stretched';
            }

            var block = L.DomUtil.create('div', className, this._container);

            if (this.options.collapseSimple && elements.length == 1 && !elements[0].label){
                this._addElement(elements[0].imageData, legend.name, block);
                return;
            }

            if (legend.name) {
                var header = L.DomUtil.create('h4', null, block);
                L.DomUtil.create('div', 'caret', header);
                L.DomUtil.create('span', null, header).innerHTML = legend.name;

                L.DomEvent.on(header, 'click', function() {
                    if (L.DomUtil.hasClass(header, 'closed')) {
                        L.DomUtil.removeClass(header, 'closed');
                    }
                    else {
                        L.DomUtil.addClass(header, 'closed');
                    }
                }, this);
            }
            var elementContainer = L.DomUtil.create('div', 'legend-elements', block);

            elements.forEach(function (element) {
                this._addElement(element.imageData, element.label, elementContainer);
            }, this);
        }, this);
    }
function ( ) { L . DomUtil . empty ( this . _container ) ; var legends = this . options . legends ; if ( ! legends ) return ; legends . forEach ( function ( legend ) { if ( ! legend . elements ) return ; var elements = legend . elements ; var className = 'legend-block' ; if ( this . options . detectStretched ) { if ( elements . length === 3 && elements [ 0 ] . label !== '' && elements [ 1 ] . label === '' && elements [ 2 ] . label !== '' ) { legend . type = 'stretched' ; } } if ( legend . type === 'stretched' ) { className += ' legend-stretched' ; } var block = L . DomUtil . create ( 'div' , className , this . _container ) ; if ( this . options . collapseSimple && elements . length == 1 && ! elements [ 0 ] . label ) { this . _addElement ( elements [ 0 ] . imageData , legend . name , block ) ; return ; } if ( legend . name ) { var header = L . DomUtil . create ( 'h4' , null , block ) ; L . DomUtil . create ( 'div' , 'caret' , header ) ; L . DomUtil . create ( 'span' , null , header ) . innerHTML = legend . name ; L . DomEvent . on ( header , 'click' , function ( ) { if ( L . DomUtil . hasClass ( header , 'closed' ) ) { L . DomUtil . removeClass ( header , 'closed' ) ; } else { L . DomUtil . addClass ( header , 'closed' ) ; } } , this ) ; } var elementContainer = L . DomUtil . create ( 'div' , 'legend-elements' , block ) ; elements . forEach ( function ( element ) { this . _addElement ( element . imageData , element . label , elementContainer ) ; } , this ) ; } , this ) ; }
render this.options.entries
render this . options . entries