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(function(window, $, undefined){ |
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|
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$.fn.twentytwenty = function(options, callback) { |
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var options = $.extend({ |
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handlePosition : 0.5, |
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orientation : 'horizontal', |
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labelBefore : 'Before', |
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labelAfter : 'After' |
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} |
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, options); |
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return this.each(function() { |
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|
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var sliderPct = options.handlePosition, |
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$container = $(this), |
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sliderOrientation = options.orientation, |
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beforeDirection = (sliderOrientation === 'vertical') ? 'down' : 'left', |
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afterDirection = (sliderOrientation === 'vertical') ? 'up' : 'right', |
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$beforeImg = $container.find('img:first'), |
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$afterImg = $container.find('img:last'); |
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|
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|
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$container.wrap('<div class="twentytwenty-wrapper twentytwenty-' + sliderOrientation + '"></div>'); |
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$container.append('<div class="twentytwenty-overlay"></div>'); |
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$container.append('<div class="twentytwenty-handle"></div>'); |
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|
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var $slider = $container.find('.twentytwenty-handle'); |
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|
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$slider.append('<span class="twentytwenty-' + beforeDirection + '-arrow"></span>'); |
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$slider.append('<span class="twentytwenty-' + afterDirection + '-arrow"></span>'); |
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$container.addClass('twentytwenty-container'); |
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$beforeImg.addClass('twentytwenty-before'); |
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$afterImg.addClass('twentytwenty-after'); |
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|
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var $overlay = $container.find('.twentytwenty-overlay'); |
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|
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$overlay.append('<div class="twentytwenty-labels twentytwenty-before-label"><span class="twentytwenty-label-content">' + options.labelBefore + '</span></div>'); |
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$overlay.append('<div class="twentytwenty-labels twentytwenty-after-label"><span class="twentytwenty-label-content">' + options.labelAfter + '</span></div>'); |
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|
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|
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// some usefull function and vars declarations |
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|
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var calcOffset = function(dimensionPct) { |
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var w = $beforeImg.width(); |
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var h = $beforeImg.height(); |
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return { |
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w: w+"px", |
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h: h+"px", |
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cw: (dimensionPct*w)+"px", |
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ch: (dimensionPct*h)+"px" |
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}; |
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}, |
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|
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adjustContainer = function( offset ) { |
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// make it dynamic, in case "before" image change |
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var $beforeImg = $container.find('.twentytwenty-before'); |
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|
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if ( sliderOrientation === 'vertical' ) { |
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$beforeImg.css( 'clip', 'rect(0,' + offset.w + ',' + offset.ch + ',0)' ); |
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} |
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else { |
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$beforeImg.css( 'clip', 'rect(0,' + offset.cw + ',' + offset.h + ',0)' ); |
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} |
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$container.css( 'height', offset.h ); |
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|
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if ( typeof callback === 'function' ) { |
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callback(); |
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} |
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}, |
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adjustSlider = function( pct ) { |
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var offset = calcOffset(pct); |
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$slider.css( ( sliderOrientation === 'vertical' ) ? 'top' : 'left', ( sliderOrientation === 'vertical' ) ? offset.ch : offset.cw ); |
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adjustContainer( offset ); |
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}, |
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offsetX = 0, |
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offsetY = 0, |
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imgWidth = 0, |
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imgHeight = 0; |
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|
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$(window).on('resize.twentytwenty', function(e) { |
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adjustSlider( sliderPct ); |
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}); |
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|
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$slider.on('movestart', function(e) { |
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if ( ( ( e.distX > e.distY && e.distX < -e.distY ) || ( e.distX < e.distY && e.distX > -e.distY ) ) && sliderOrientation !== 'vertical' ) { |
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e.preventDefault(); |
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} |
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else if ( ( ( e.distX < e.distY && e.distX < -e.distY ) || ( e.distX > e.distY && e.distX > -e.distY ) ) && sliderOrientation === 'vertical' ) { |
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e.preventDefault(); |
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} |
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$container.addClass('active'); |
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offsetX = $container.offset().left; |
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offsetY = $container.offset().top; |
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imgWidth = $beforeImg.width(); |
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imgHeight = $beforeImg.height(); |
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}); |
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|
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$slider.on('moveend', function(e) { |
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$container.removeClass('active'); |
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}); |
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|
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$slider.on('move', function(e) { |
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if ( $container.hasClass('active') ) { |
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|
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sliderPct = ( sliderOrientation === 'vertical' ) ? ( e.pageY-offsetY )/imgHeight : ( e.pageX-offsetX )/imgWidth; |
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|
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if ( sliderPct < 0 ) { |
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sliderPct = 0; |
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} |
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if ( sliderPct > 1 ) { |
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sliderPct = 1; |
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} |
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adjustSlider( sliderPct ); |
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} |
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}); |
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|
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$container.find('img').on('mousedown', function(event) { |
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event.preventDefault(); |
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}); |
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|
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$(window).trigger('resize.twentytwenty'); |
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}); |
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}; |
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|
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})(window, jQuery); |
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|
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/** |
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* Twentytwenty Imagify Init |
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*/ |
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(function(window, $, undefined){ |
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|
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/* |
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* Mini chart |
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* |
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* @param {element} canvas |
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*/ |
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var draw_me_a_chart = function ( canvas ) { |
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canvas.each(function(){ |
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var the_value = parseInt( $(this).closest('.imagify-chart').next('.imagify-chart-value').text() ), |
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overviewData = [ |
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{ |
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value: the_value, |
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color: '#00B3D3' |
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}, |
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{ |
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value: 100 - the_value, |
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color: '#D8D8D8' |
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} |
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], |
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overviewDoughnut = new Chart( $(this)[0].getContext('2d')).Doughnut(overviewData, { |
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segmentStrokeColor : '#2A2E3C', |
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segmentStrokeWidth : 1, |
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animateRotate : true, |
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percentageInnerCutout: 60, |
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tooltipEvents : [] |
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}); |
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}); |
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}; |
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|
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$('.imagify-visual-comparison-btn').on('click', function(){ |
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|
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if ( $('.twentytwenty-wrapper').length === 1) { |
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return; |
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} |
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|
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$( $(this).data('target') ).find('.imagify-modal-content').css('width', ($(window).outerWidth()*0.95) + 'px'); |
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|
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if ( $('.twentytwenty-container').length > 0 && $(window).outerWidth() > 800 ) { |
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|
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var $tt = $('.twentytwenty-container'), |
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imgs_loaded = 0, |
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loader = $tt.data('loader'), |
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label_original = $tt.data('label-original'), |
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label_normal = $tt.data('label-normal'), |
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label_aggressive = $tt.data('label-aggressive'), |
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label_ultra = $tt.data('label-ultra'), |
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|
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original_label = $tt.data('original-label').replace(/\*\*/, '<strong>').replace(/\*\*/, '</strong>'), |
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original_alt = $tt.data('original-alt'), |
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original_src = $tt.data('original-img'), |
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original_dim = $tt.data('original-dim').split('x'), |
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|
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normal_label = $tt.data('normal-label').replace(/\*\*/, '<strong>').replace(/\*\*/, '</strong>'), |
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normal_alt = $tt.data('normal-alt'), |
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normal_src = $tt.data('normal-img'), |
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normal_dim = $tt.data('normal-dim').split('x'), |
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|
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aggressive_label = $tt.data('aggressive-label').replace(/\*\*/, '<strong>').replace(/\*\*/, '</strong>'), |
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aggressive_alt = $tt.data('aggressive-alt'), |
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aggressive_src = $tt.data('aggressive-img'), |
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aggressive_dim = $tt.data('aggressive-dim').split('x'), |
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|
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ultra_label = $tt.data('ultra-label').replace(/\*\*/, '<strong>').replace(/\*\*/, '</strong>'), |
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ultra_alt = $tt.data('ultra-alt'), |
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ultra_src = $tt.data('ultra-img'), |
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ultra_dim = $tt.data('ultra-dim').split('x'), |
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|
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tt_before_buttons = '<span class="twentytwenty-duo-buttons twentytwenty-duo-left">' + |
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'<button type="button" class="imagify-comparison-original selected" data-img="original">' + label_original + '</button>' + |
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'<button type="button" class="imagify-comparison-normal" data-img="normal">' + label_normal + '</button>' + |
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'<button type="button" class="imagify-comparison-aggressive" data-img="aggressive">' + label_aggressive + '</button>' + |
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'</span>', |
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tt_after_buttons = '<span class="twentytwenty-duo-buttons twentytwenty-duo-right">' + |
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'<button type="button" class="imagify-comparison-normal" data-img="normal">' + label_normal + '</button>' + |
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'<button type="button" class="imagify-comparison-aggressive" data-img="aggressive">' + label_aggressive + '</button>' + |
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'<button type="button" class="imagify-comparison-ultra selected" data-img="ultra">' + label_ultra + '</button>' + |
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'</span>'; |
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|
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// loader |
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$tt.before('<img class="loader" src="' + loader + '" alt="Loading…" width="64" height="64">') |
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|
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// add switchers button only if needed |
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// should be more locally integrate... |
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var duo_buttons = ( $('.twentytwenty-left-buttons').lenght ) ? tt_before_buttons + tt_after_buttons : ''; |
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// should be more locally integrate... |
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$('.twentytwenty-left-buttons').append(tt_before_buttons); |
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$('.twentytwenty-right-buttons').append(tt_after_buttons); |
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|
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// add images to 50/50 area |
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$tt.closest('.imagify-modal-content').addClass('loading').find('.twentytwenty-container').append( |
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'<img class="img-original" alt="' + original_alt + '" width="' + original_dim[0] + '" height="' + original_dim[1] + '">' + |
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'<img class="img-normal" alt="' + normal_alt + '" width="' + normal_dim[0] + '" height="' + normal_dim[1] + '">' + |
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'<img class="img-aggressive" alt="' + aggressive_alt + '" width="' + aggressive_dim[0] + '" height="' + aggressive_dim[1] + '">' + |
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'<img class="img-ultra" alt="' + ultra_alt + '" width="' + ultra_dim[0] + '" height="' + ultra_dim[1] + '">' + |
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duo_buttons |
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); |
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|
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// load image original |
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$('.img-original').on('load', function(){ |
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imgs_loaded++; |
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}).attr('src', original_src); |
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|
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// load image normal |
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$('.img-normal').on('load', function(){ |
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imgs_loaded++; |
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}).attr('src', normal_src); |
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|
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// load image aggressive |
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$('.img-aggressive').on('load', function(){ |
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imgs_loaded++; |
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}).attr('src', aggressive_src); |
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|
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// load image ultra |
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$('.img-ultra').on('load', function(){ |
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imgs_loaded++; |
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}).attr('src', ultra_src); |
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|
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var twenty_me = setInterval(function(){ |
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if ( imgs_loaded === 4 ) { |
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$tt.twentytwenty({ |
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handlePosition: 0.6, |
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orientation: 'horizontal', |
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labelBefore: original_label, |
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labelAfter: ultra_label |
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}, function(){ |
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// fires on initialisation & each time the handle is moving |
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if ( ! $tt.closest('.imagify-modal-content').hasClass('loaded') ) { |
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$tt.closest('.imagify-modal-content').removeClass('loading').addClass('loaded'); |
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draw_me_a_chart( $('.imagify-level-ultra').find('.imagify-chart').find('canvas') ); |
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} |
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}); |
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clearInterval( twenty_me ); |
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twenty_me = null; |
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} |
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}, 75); |
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|
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// on click on button choices |
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|
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$('.imagify-comparison-title').on('click', '.twentytwenty-duo-buttons button:not(.selected)', function(e){ |
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|
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e.stopPropagation(); |
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|
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var $_this = $(this), |
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$container = $_this.closest('.imagify-comparison-title').nextAll('.twentytwenty-wrapper').find('.twentytwenty-container'), |
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side = $_this.closest('.twentytwenty-duo-buttons').hasClass('twentytwenty-duo-left') ? 'left' : 'right', |
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$other_side = side === 'left' ? $_this.closest('.imagify-comparison-title').find('.twentytwenty-duo-right') : $_this.closest('.imagify-comparison-title').find('.twentytwenty-duo-left'), |
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$duo = $_this.closest('.twentytwenty-duo-buttons').find('button'), |
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$img_before = $container.find('.twentytwenty-before'), |
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$img_after = $container.find('.twentytwenty-after'), |
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image = $_this.data('img'); |
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|
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// button coloration |
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$duo.removeClass('selected'); |
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$_this.addClass('selected'); |
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|
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// other side action (to not compare same images) |
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if ( $other_side.find('.selected').data('img') === image ) { |
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$other_side.find('button:not(.selected)').eq(0).trigger('click'); |
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} |
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|
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// left buttons |
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if ( side === 'left' ) { |
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var clip_styles = $img_before.css('clip'); |
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$img_before.attr('style', ''); |
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$img_before.removeClass('twentytwenty-before'); |
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$container.find( '.img-' + image ).addClass('twentytwenty-before').css('clip', clip_styles); |
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$('.twentytwenty-before-label').find('.twentytwenty-label-content').text( $container.data( image + '-label' ) ); |
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$('.imagify-c-level.go-left').attr('aria-hidden', 'true').removeClass('go-left go-right'); |
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$('.imagify-level-' + image).attr('aria-hidden', 'false').addClass('go-left'); |
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} |
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|
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// right buttons |
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if ( side === 'right' ) { |
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$img_after.removeClass('twentytwenty-after') |
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$container.find( '.img-' + image ).addClass('twentytwenty-after'); |
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$('.twentytwenty-after-label').find('.twentytwenty-label-content').text( $container.data( image + '-label' ) ); |
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$('.imagify-c-level.go-right').attr('aria-hidden', 'true').removeClass('go-left go-right'); |
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$('.imagify-level-' + image).attr('aria-hidden', 'false').addClass('go-right'); |
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} |
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|
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draw_me_a_chart( $('.imagify-level-' + image).find('.imagify-chart').find('canvas') ); |
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|
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return false; |
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|
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}); |
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} |
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|
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}); |
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|
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})(window, jQuery); |
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|
