CrowdHailer/Hammerhead2

/* global Hammerhead, _, interpolate*/

(function(parent){
    'use strict';

    var prototype = {};

    var buildConfig = _.foundation({
        mousewheelSensitivity: 0.1,
        mousewheelDelay: 200,
        maxZoom: 2,
        minZoom: 0.5,
        overflowSurplus: 0.5,
        resizeDelay: 200
    });

    function checkSVGTarget(svg){
        return function(target){
            return (target.ownerSVGElement || target) === svg;
        };
    }

    function init(svgId, options){
        var $element = $('svg#' + svgId);
        var element = $element[0];

        if (!element) {
            console.warn(interpolate("SVG element '%(id)s' not found")({id: svgId}));
            return false;
        }

        var instance = _.augment(Object.create(prototype))({
            $element: $element,
            element: element,
            isComponent: checkSVGTarget(element),
            getConfig: _.peruse(buildConfig(options))
        });

        instance.clear = parent.regulateOverflow.call(instance);
        parent.dispatchTouch.call(instance);
        parent.managePosition.call(instance);
        parent.mousewheelDispatch.call(instance);
        
        return instance;
    }
    parent.create = init;
}(Hammerhead));