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@@ -412,10 +412,11 @@ var Reveal = (function(){
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*/
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function setupPDF() {
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- // Dimensions of the content
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+ // Dimensions of the PDF pages
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var pageWidth = 1122,
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pageHeight = 867;
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+ // Dimensions of slides within the pages
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var slideWidth = 960,
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slideHeight = 700;
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@@ -428,12 +429,9 @@ var Reveal = (function(){
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// Vertical stacks are not centred since their section
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// children will be
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- if( slide.classList.contains( 'stack' ) ) {
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- slide.style.top = 0;
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- }
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- else {
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- var left = ( pageWidth - slideWidth ) / 2;
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- var top = ( pageHeight - slideHeight ) / 2;
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+ if( slide.classList.contains( 'stack' ) === false ) {
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+ var left = ( pageWidth - slideWidth ) / 2,
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+ top = ( pageHeight - slideHeight ) / 2;
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if( config.center || slide.classList.contains( 'center' ) ) {
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top = Math.max( ( pageHeight - getAbsoluteHeight( slide ) ) / 2, 0 );
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