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/**
 * FRONT END SCRIPTS
 * 
 * Scripts that will be loaded in front.
 *
 */
jQuery(function ($) {

    // check if elements animation is enabled and init animations
    if (CMA.elementsAnimation && !cma_is_touch_device()) {
        jQuery('.animated').css('opacity', '0');

        $('.triggerAnimation').waypoint(function () {
            var animation = $(this).attr('data-animate');
            $(this).css('opacity', '');
            $(this).addClass("animated " + animation);

        },
                {
                    offset: CMA.elementsAnimationOffset + '%',
                    triggerOnce: true
                }
        );
    }

    // check if parallax effect is enabled and init
    if (CMA.sectionParallax && !cma_is_touch_device()) {
        $.stellar({
            horizontalOffset: 0,
            horizontalScrolling: false
        });
    }

    // function to check is user is on touch device
    function cma_is_touch_device() {
        if (typeof (Modernizr) != "undefined")
            return Modernizr.touch;
        else
            return 'ontouchstart' in window || 'onmsgesturechange' in window;
    }

    function equalHeight() {

        $('.page-content.image-background *[class^="col-md-"].empty').each(function () {
            var $grid = $(this);
            var $section = $(this).closest('.page-content');

            if ($section.css('background-size') == '50%') {
                $section.data('backgroundSize', $section.css('background-size'));
                $section.data('paddingTop', $section.css('padding-top'));

                var img = new Image();
                img.src = $(this).closest('.page-content').css('background-image').replace(/url\(|\)$/ig, "");

                $(window).on("resize", function () {

                    if ($(window).width() < 991) {

                        $section.css('padding-top', '0');

                        $grid.height($section.width() * img.height / img.width);
                    } else {

                        $section.css('padding-top', $section.data('paddingTop'));

                        $grid.height(0);
                    }
                });
            }


        });

    }

    $(document).ready(equalHeight);

    function cmaColumnBackgroundImageHeight() {
        $('.page-content .row-equal-height *[class^="col-md-"].empty.image-background').each(function () {
            var $grid = $(this);

            if ($(window).width() < 991) {
                var img = new Image();
                img.src = $grid.css('background-image').replace(/url\(|\)$/ig, "");
                
                $grid.height($(window).width() * img.height / img.width).css('backgroundSize', 'cover').closest('.row').addClass('equal-stop');
            } else {
                $grid.css('height', 'auto').css('backgroundSize', 'auto').closest('.row').removeClass('equal-stop');
            }


        });
    }
    $(window).resize(cmaColumnBackgroundImageHeight);
    $(document).ready(cmaColumnBackgroundImageHeight);


});