Hakim El Hattab
commit
03400478bd
109
css/reveal.css
109
css/reveal.css
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@ -624,63 +624,6 @@ body {
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-webkit-transition: none;
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transition: none; }
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/*********************************************
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* OVERVIEW
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*********************************************/
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.reveal.overview {
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-webkit-perspective-origin: 50% 50%;
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perspective-origin: 50% 50%;
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-webkit-perspective: 700px;
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perspective: 700px; }
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.reveal.overview .slides section {
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height: 700px;
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overflow: hidden;
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opacity: 1 !important;
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visibility: visible !important;
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cursor: pointer;
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background: rgba(0, 0, 0, 0.1);
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-moz-box-sizing: border-box;
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box-sizing: border-box; }
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.reveal.overview .slides section, .reveal.overview-deactivating .slides section {
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-webkit-transition: none !important;
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transition: none !important; }
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.reveal.overview .slides section .fragment {
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opacity: 1; }
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.reveal.overview .slides section:after, .reveal.overview .slides section:before {
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display: none !important; }
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.reveal.overview .slides section > section {
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opacity: 1;
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cursor: pointer; }
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.reveal.overview .slides section:hover {
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background: rgba(0, 0, 0, 0.3); }
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.reveal.overview .slides section.present {
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background: rgba(0, 0, 0, 0.3); }
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.reveal.overview .slides > section.stack {
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padding: 0;
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top: 0 !important;
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background: none;
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overflow: visible; }
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.reveal.overview .backgrounds {
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-webkit-perspective: inherit;
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perspective: inherit; }
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.reveal.overview .backgrounds .slide-background {
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opacity: 1;
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visibility: visible; }
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.reveal.overview .backgrounds .slide-background, .reveal.overview-deactivating .backgrounds .slide-background {
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-webkit-transition: none !important;
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transition: none !important; }
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/*********************************************
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* PAUSED MODE
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*********************************************/
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@ -901,6 +844,58 @@ body {
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-webkit-transition-duration: 1200ms;
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transition-duration: 1200ms; }
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/*********************************************
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* OVERVIEW
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*********************************************/
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.reveal.overview {
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-webkit-perspective-origin: 50% 50%;
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perspective-origin: 50% 50%;
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-webkit-perspective: 700px;
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perspective: 700px; }
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.reveal.overview .slides section {
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height: 700px;
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opacity: 1 !important;
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overflow: hidden;
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visibility: visible !important;
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cursor: pointer;
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-moz-box-sizing: border-box;
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box-sizing: border-box; }
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.reveal.overview .slides section:hover, .reveal.overview .slides section.present {
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outline: 10px solid rgba(150, 150, 150, 0.4);
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outline-offset: 10px; }
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.reveal.overview .slides section .fragment {
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opacity: 1;
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-webkit-transition: none;
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transition: none; }
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.reveal.overview .slides section:after, .reveal.overview .slides section:before {
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display: none !important; }
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.reveal.overview .slides > section.stack {
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padding: 0;
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top: 0 !important;
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background: none;
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outline: none;
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overflow: visible; }
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.reveal.overview .backgrounds {
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-webkit-perspective: inherit;
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perspective: inherit; }
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.reveal.overview .backgrounds .slide-background {
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opacity: 1;
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visibility: visible;
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outline: 10px solid rgba(150, 150, 150, 0.1);
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outline-offset: 10px; }
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.reveal.overview .slides section, .reveal.overview-deactivating .slides section {
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-webkit-transition: none;
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transition: none; }
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.reveal.overview .backgrounds .slide-background, .reveal.overview-deactivating .backgrounds .slide-background {
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-webkit-transition: none;
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transition: none; }
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.reveal.overview-animated .slides, .reveal.overview-animated .slides section, .reveal.overview-animated .backgrounds .slide-background {
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-webkit-transition: -webkit-transform 0.4s ease;
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transition: transform 0.4s ease; }
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/*********************************************
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* RTL SUPPORT
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*********************************************/
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128
css/reveal.scss
128
css/reveal.scss
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@ -739,64 +739,6 @@ body {
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}
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/*********************************************
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* OVERVIEW
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*********************************************/
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.reveal.overview {
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perspective-origin: 50% 50%;
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perspective: 700px;
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}
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.reveal.overview .slides section {
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height: 700px;
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overflow: hidden;
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opacity: 1 !important;
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visibility: visible !important;
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cursor: pointer;
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background: rgba(0,0,0,0.1);
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box-sizing: border-box;
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}
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.reveal.overview .slides section,
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.reveal.overview-deactivating .slides section {
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transition: none !important;
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}
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.reveal.overview .slides section .fragment {
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opacity: 1;
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}
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.reveal.overview .slides section:after,
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.reveal.overview .slides section:before {
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display: none !important;
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}
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.reveal.overview .slides section>section {
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opacity: 1;
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cursor: pointer;
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}
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.reveal.overview .slides section:hover {
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background: rgba(0,0,0,0.3);
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}
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.reveal.overview .slides section.present {
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background: rgba(0,0,0,0.3);
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}
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.reveal.overview .slides>section.stack {
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padding: 0;
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top: 0 !important;
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background: none;
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overflow: visible;
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}
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.reveal.overview .backgrounds {
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perspective: inherit;
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}
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.reveal.overview .backgrounds .slide-background {
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opacity: 1;
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visibility: visible;
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}
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.reveal.overview .backgrounds .slide-background,
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.reveal.overview-deactivating .backgrounds .slide-background {
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transition: none !important;
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}
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/*********************************************
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* PAUSED MODE
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*********************************************/
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@ -1037,6 +979,76 @@ body {
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}
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/*********************************************
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* OVERVIEW
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*********************************************/
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.reveal.overview {
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perspective-origin: 50% 50%;
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perspective: 700px;
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.slides section {
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height: 700px;
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opacity: 1 !important;
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overflow: hidden;
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visibility: visible !important;
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cursor: pointer;
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box-sizing: border-box;
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}
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.slides section:hover,
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.slides section.present {
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outline: 10px solid rgba(150,150,150,0.4);
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outline-offset: 10px;
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}
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.slides section .fragment {
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opacity: 1;
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transition: none;
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}
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.slides section:after,
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.slides section:before {
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display: none !important;
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}
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.slides>section.stack {
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padding: 0;
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top: 0 !important;
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background: none;
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outline: none;
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overflow: visible;
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}
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.backgrounds {
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perspective: inherit;
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}
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.backgrounds .slide-background {
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opacity: 1;
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visibility: visible;
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// This can't be applied to the slide itself in Safari
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outline: 10px solid rgba(150,150,150,0.1);
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outline-offset: 10px;
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}
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}
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// Disable transitions transitions while we're activating
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// or deactivating the overview mode.
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.reveal.overview .slides section,
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.reveal.overview-deactivating .slides section {
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transition: none;
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}
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.reveal.overview .backgrounds .slide-background,
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.reveal.overview-deactivating .backgrounds .slide-background {
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transition: none;
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}
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.reveal.overview-animated .slides,
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.reveal.overview-animated .slides section,
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.reveal.overview-animated .backgrounds .slide-background {
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transition: transform 0.4s ease;
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}
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/*********************************************
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* RTL SUPPORT
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*********************************************/
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217
js/reveal.js
217
js/reveal.js
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@ -147,6 +147,9 @@
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// Flags if reveal.js is loaded (has dispatched the 'ready' event)
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loaded = false,
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// Flags if the overview mode is currently active
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overview = false,
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// The horizontal and vertical index of the currently active slide
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indexh,
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indexv,
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@ -165,8 +168,9 @@
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// The current scale of the presentation (see width/height config)
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scale = 1,
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// The current z position of the presentation container
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z = 0,
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// CSS transform that is currently applied to the slides container,
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// split into two groups
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slidesTransform = { layout: '', overview: '' },
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// Cached references to DOM elements
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dom = {},
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@ -296,7 +300,11 @@
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features.touch = !!( 'ontouchstart' in window );
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isMobileDevice = navigator.userAgent.match( /(iphone|ipod|ipad|android)/gi );
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// Transitions in the overview are disabled in desktop and
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// mobile Safari due to lag
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features.overviewTransitions = !/Version\/[\d\.]+.*Safari/.test( navigator.userAgent );
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isMobileDevice = /(iphone|ipod|ipad|android)/gi.test( navigator.userAgent );
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}
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@ -1058,6 +1066,27 @@
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}
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/**
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* Applies CSS transforms to the slides container. The container
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* is transformed from two separate sources: layout and the overview
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* mode.
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*/
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function transformSlides( transforms ) {
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// Pick up new transforms from arguments
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if( typeof transforms.layout === 'string' ) slidesTransform.layout = transforms.layout;
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if( typeof transforms.overview === 'string' ) slidesTransform.overview = transforms.overview;
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// Apply the transforms to the slides container
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if( slidesTransform.layout ) {
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transformElement( dom.slides, slidesTransform.layout + ' ' + slidesTransform.overview );
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}
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else {
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transformElement( dom.slides, slidesTransform.overview );
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}
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}
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/**
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* Injects the given CSS styles into the DOM.
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*/
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@ -1446,7 +1475,6 @@
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var size = getComputedSlideSize();
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var slidePadding = 20; // TODO Dig this out of DOM
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var zTransform = z !== 0 ? 'translateZ(-'+ z +'px)' : '';
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// Layout the contents of the slides
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layoutSlideContents( config.width, config.height, slidePadding );
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@ -1468,13 +1496,13 @@
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dom.slides.style.top = '';
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dom.slides.style.bottom = '';
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dom.slides.style.right = '';
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transformElement( dom.slides, zTransform );
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transformSlides( { layout: '' } );
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}
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else {
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// Prefer zooming in desktop Chrome so that content remains crisp
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if( !isMobileDevice && /chrome/i.test( navigator.userAgent ) && typeof dom.slides.style.zoom !== 'undefined' ) {
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dom.slides.style.zoom = scale;
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transformElement( dom.slides, zTransform );
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transformSlides( { layout: '' } );
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}
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// Apply scale transform as a fallback
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else {
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@ -1482,7 +1510,7 @@
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dom.slides.style.top = '50%';
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dom.slides.style.bottom = 'auto';
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dom.slides.style.right = 'auto';
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transformElement( dom.slides, 'translate(-50%, -50%) scale('+ scale +') ' + zTransform );
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transformSlides( { layout: 'translate(-50%, -50%) scale('+ scale +')' } );
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}
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}
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@ -1624,98 +1652,122 @@
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}
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/**
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* Displays the overview of slides (quick nav) by
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* scaling down and arranging all slide elements.
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*
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* Experimental feature, might be dropped if perf
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* can't be improved.
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* Displays the overview of slides (quick nav) by scaling
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* down and arranging all slide elements.
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*/
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function activateOverview() {
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// Only proceed if enabled in config
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if( config.overview ) {
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if( config.overview && !isOverview() ) {
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// Don't auto-slide while in overview mode
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cancelAutoSlide();
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var wasActive = dom.wrapper.classList.contains( 'overview' );
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// Set the depth of the presentation. This determinse how far we
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// zoom out and varies based on display size. It gets applied at
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// the layout step.
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z = window.innerWidth < 400 ? 1000 : 2500;
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overview = true;
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dom.wrapper.classList.add( 'overview' );
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dom.wrapper.classList.remove( 'overview-deactivating' );
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if( features.overviewTransitions ) {
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setTimeout( function() {
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dom.wrapper.classList.add( 'overview-animated' );
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}, 1 );
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}
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// Don't auto-slide while in overview mode
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cancelAutoSlide();
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// Move the backgrounds element into the slide container to
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// that the same scaling is applied
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dom.slides.appendChild( dom.background );
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var horizontalSlides = dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ),
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horizontalBackgrounds = dom.background.childNodes;
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for( var i = 0, len1 = horizontalSlides.length; i < len1; i++ ) {
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var hslide = horizontalSlides[i],
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hbackground = horizontalBackgrounds[i],
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hoffset = config.rtl ? -105 : 105;
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var htransform = 'translate(' + ( ( i - indexh ) * hoffset ) + '%, 0%)';
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hslide.setAttribute( 'data-index-h', i );
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// Apply CSS transform
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transformElement( hslide, htransform );
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transformElement( hbackground, htransform );
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if( hslide.classList.contains( 'stack' ) ) {
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var verticalSlides = hslide.querySelectorAll( 'section' ),
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verticalBackgrounds = hbackground.querySelectorAll( '.slide-background' );
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for( var j = 0, len2 = verticalSlides.length; j < len2; j++ ) {
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var verticalIndex = i === indexh ? indexv : getPreviousVerticalIndex( hslide );
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var vslide = verticalSlides[j],
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vbackground = verticalBackgrounds[j];
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var vtransform = 'translate(0%, ' + ( ( j - verticalIndex ) * 105 ) + '%)';
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vslide.setAttribute( 'data-index-h', i );
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vslide.setAttribute( 'data-index-v', j );
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// Apply CSS transform
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transformElement( vslide, vtransform );
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transformElement( vbackground, vtransform );
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// Navigate to this slide on click
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vslide.addEventListener( 'click', onOverviewSlideClicked, true );
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}
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}
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else {
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// Navigate to this slide on click
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hslide.addEventListener( 'click', onOverviewSlideClicked, true );
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}
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// Clicking on an overview slide navigates to it
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toArray( dom.wrapper.querySelectorAll( SLIDES_SELECTOR ) ).forEach( function( slide ) {
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if( !slide.classList.contains( 'stack' ) ) {
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slide.addEventListener( 'click', onOverviewSlideClicked, true );
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}
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} );
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updateSlidesVisibility();
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layoutOverview();
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updateOverview();
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layout();
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if( !wasActive ) {
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// Notify observers of the overview showing
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dispatchEvent( 'overviewshown', {
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'indexh': indexh,
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'indexv': indexv,
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'currentSlide': currentSlide
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} );
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}
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}
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/**
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* Uses CSS transforms to position all slides in a grid for
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* display inside of the overview mode.
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*/
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function layoutOverview() {
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var margin = 70;
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var slideWidth = config.width + margin,
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slideHeight = config.height + margin;
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// Reverse in RTL mode
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if( config.rtl ) {
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slideWidth = -slideWidth;
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}
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// Layout slides
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toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) ).forEach( function( hslide, h ) {
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hslide.setAttribute( 'data-index-h', h );
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transformElement( hslide, 'translate3d(' + ( h * slideWidth ) + 'px, 0, 0)' );
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if( hslide.classList.contains( 'stack' ) ) {
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toArray( hslide.querySelectorAll( 'section' ) ).forEach( function( vslide, v ) {
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vslide.setAttribute( 'data-index-h', h );
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vslide.setAttribute( 'data-index-v', v );
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transformElement( vslide, 'translate3d(0, ' + ( v * slideHeight ) + 'px, 0)' );
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} );
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}
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||||
} );
|
||||
|
||||
// Layout slide backgrounds
|
||||
toArray( dom.background.childNodes ).forEach( function( hbackground, h ) {
|
||||
transformElement( hbackground, 'translate3d(' + ( h * slideWidth ) + 'px, 0, 0)' );
|
||||
|
||||
toArray( hbackground.querySelectorAll( '.slide-background' ) ).forEach( function( vbackground, v ) {
|
||||
transformElement( vbackground, 'translate3d(0, ' + ( v * slideHeight ) + 'px, 0)' );
|
||||
} );
|
||||
} );
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Moves the overview viewport to the current slides.
|
||||
* Called each time the current slide changes.
|
||||
*/
|
||||
function updateOverview() {
|
||||
|
||||
var margin = 70;
|
||||
var slideWidth = config.width + margin,
|
||||
slideHeight = config.height + margin;
|
||||
|
||||
// Reverse in RTL mode
|
||||
if( config.rtl ) {
|
||||
slideWidth = -slideWidth;
|
||||
}
|
||||
|
||||
transformSlides( {
|
||||
overview: [
|
||||
'translateX('+ ( -indexh * slideWidth ) +'px)',
|
||||
'translateY('+ ( -indexv * slideHeight ) +'px)',
|
||||
'translateZ('+ ( window.innerWidth < 400 ? -1000 : -2500 ) +'px)'
|
||||
].join( ' ' )
|
||||
} );
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -1727,10 +1779,10 @@
|
|||
// Only proceed if enabled in config
|
||||
if( config.overview ) {
|
||||
|
||||
dom.wrapper.classList.remove( 'overview' );
|
||||
overview = false;
|
||||
|
||||
// Move the background element back out
|
||||
dom.wrapper.appendChild( dom.background );
|
||||
dom.wrapper.classList.remove( 'overview' );
|
||||
dom.wrapper.classList.remove( 'overview-animated' );
|
||||
|
||||
// Temporarily add a class so that transitions can do different things
|
||||
// depending on whether they are exiting/entering overview, or just
|
||||
|
|
@ -1741,6 +1793,9 @@
|
|||
dom.wrapper.classList.remove( 'overview-deactivating' );
|
||||
}, 1 );
|
||||
|
||||
// Move the background element back out
|
||||
dom.wrapper.appendChild( dom.background );
|
||||
|
||||
// Clean up changes made to slides
|
||||
toArray( dom.wrapper.querySelectorAll( SLIDES_SELECTOR ) ).forEach( function( slide ) {
|
||||
transformElement( slide, '' );
|
||||
|
|
@ -1753,8 +1808,12 @@
|
|||
transformElement( background, '' );
|
||||
} );
|
||||
|
||||
transformSlides( { overview: '' } );
|
||||
|
||||
slide( indexh, indexv );
|
||||
|
||||
layout();
|
||||
|
||||
cueAutoSlide();
|
||||
|
||||
// Notify observers of the overview hiding
|
||||
|
|
@ -1793,7 +1852,7 @@
|
|||
*/
|
||||
function isOverview() {
|
||||
|
||||
return dom.wrapper.classList.contains( 'overview' );
|
||||
return overview;
|
||||
|
||||
}
|
||||
|
||||
|
|
@ -1943,7 +2002,7 @@
|
|||
|
||||
// If no vertical index is specified and the upcoming slide is a
|
||||
// stack, resume at its previous vertical index
|
||||
if( v === undefined ) {
|
||||
if( v === undefined && !isOverview() ) {
|
||||
v = getPreviousVerticalIndex( horizontalSlides[ h ] );
|
||||
}
|
||||
|
||||
|
|
@ -1993,9 +2052,9 @@
|
|||
document.documentElement.classList.remove( stateBefore.pop() );
|
||||
}
|
||||
|
||||
// If the overview is active, re-activate it to update positions
|
||||
// Update the overview if it's currently active
|
||||
if( isOverview() ) {
|
||||
activateOverview();
|
||||
updateOverview();
|
||||
}
|
||||
|
||||
// Find the current horizontal slide and any possible vertical slides
|
||||
|
|
@ -2108,6 +2167,10 @@
|
|||
|
||||
formatEmbeddedContent();
|
||||
|
||||
if( isOverview() ) {
|
||||
layoutOverview();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
|
|||
Loading…
Reference in New Issue