Le bloc-notes professionnel d'un développeur front-end senior
Source: Find distance between two DIVs using jQuery?.
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<div class="foo"></div> <div class="bar"></div> |
La solution ci-dessous fonctionnera si il n’y a qu’un seul élément .foo et qu’un seul élément .bar dans le DOM.
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$('.foo').offset().top - $('.bar').offset().top |
Sources JS et SASS maintenues à jour ici : https://github.com/franklang/foundation-sites-plugins.
Dans notre example, le off-canvas de droite prend prend 50% de la largeur de la fenêtre pour les écrans medium et supérieurs.
Les plugins Foundation offcanvas, box (util), mediaquery (util) sont obligatoires.
http://foundation.zurb.com/sites/docs/off-canvas.html
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#offCanvasRight.is-open { transform: translateX(0) !important; } |
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;(function ($, window, undefined){ /** * foundation.widerOffcanvas.js plugin * * Extends "Foundation for Sites" v6.4.1 off-canvas plugin * to provide a wider than 250px-standard width off-canvas. * * [WARNING] Tested for right-positioned off-canvas only so far. * * Required third-party components: * - foundation.core.js * - foundation.offcanvas.js * - foundation.util.box.js * * Usage: * $(document).widerOffcanvas({ * triggeringBreakpoint: 'medium', * offCanvasID: '#offCanvasRight', * pageID: '#page-wrapper' * }); */ $.fn.widerOffcanvas = function(options){ var defaults = { triggeringBreakpoint: 'medium', // one of Foundation's breakpoint (small, medium, large, ...) offCanvasID: '#offCanvasRight', // target offcanvas element ID pageID: '#page-wrapper' // page ID } var settings = $.extend({}, defaults, options); /** * Destroy function (more of a DOM reset actually...) */ function destroyWiderOffCanvas() { $(settings.offCanvasID, settings.pageID).attr('style', ''); } /** * Set wider off-canvas specific width */ function setWiderOffCanvasWidth() { var globalWidth = Foundation.Box.GetDimensions(document.getElementById('globalWidth')); var pageSideMarginWidth = (globalWidth.parentDims.width - globalWidth.width)/2; var baseWiderOffCanvasWidth = globalWidth.parentDims.width/2.33333; var widerOffCanvasWidth = pageSideMarginWidth + baseWiderOffCanvasWidth; console.log(pageSideMarginWidth + ', ' + baseWiderOffCanvasWidth + ', ' + widerOffCanvasWidth); $(settings.offCanvasID).css({ 'width': widerOffCanvasWidth, '-webkit-transform': 'translateX(' + widerOffCanvasWidth + 'px)', '-ms-transform': 'translateX(' + widerOffCanvasWidth + 'px)', 'transform': 'translateX(' + widerOffCanvasWidth + 'px)' }); } /** * Set page indent value (page slides to the opposite side regarding where off-canvas opens) */ function setPageIndentValue() { var globalWidth = Foundation.Box.GetDimensions(document.getElementById('globalWidth')); var baseWiderOffCanvasWidth = globalWidth.parentDims.width/2.33333; $(settings.offCanvasID).on('opened.zf.offcanvas', function() { $(settings.pageID).css({ '-webkit-transform': 'translateX(-' + baseWiderOffCanvasWidth + 'px)', '-ms-transform': 'translateX(-' + baseWiderOffCanvasWidth + 'px)', 'transform': 'translateX(-' + baseWiderOffCanvasWidth + 'px)' }); }).on('closed.zf.offcanvas', function() { $(settings.pageID).attr('style', ' '); }); } /** * On document ready... */ if (Foundation.MediaQuery.atLeast(settings.triggeringBreakpoint)) { setWiderOffCanvasWidth(); setPageIndentValue(); } /** * On window resize... */ $(window).on('resize', function() { destroyWiderOffCanvas(); var globalWidth = Foundation.Box.GetDimensions(document.getElementById('globalWidth')); if (Foundation.MediaQuery.atLeast(settings.triggeringBreakpoint)) { setWiderOffCanvasWidth(); setPageIndentValue(); } }); }; }(jQuery, window)); |
…en utilisant les méthodes .click, animate., .scrollTop et .offset.
Source : jQuery scroll to element et hyperlink – JQuery smooth scrolling when clicking an anchor link.
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<a id="myLink">Cliquez ici ...</a> <div> <!-- beaucoup de code --> </div> <div id="myTarget">... et un scroll vous emmènera automatiquement ici !</div> |
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jQuery('a#myLink').on('click', function(){ jQuery('a[href*="myTarget"]').click(); jQuery('html, body').animate({ scrollTop: jQuery("#myTarget").offset().top }, 500); return false; }); |