Commit 8524af73 authored by Hakim El Hattab's avatar Hakim El Hattab
Browse files

zoom plugin now works for scaled presentations

parent dc215a24
......@@ -5,9 +5,21 @@
document.querySelector( '.reveal' ).addEventListener( 'mousedown', function( event ) {
var modifier = ( Reveal.getConfig().zoomKey ? Reveal.getConfig().zoomKey : 'alt' ) + 'Key';
var zoomPadding = 20;
var revealScale = Reveal.getScale();
if( event[ modifier ] && isEnabled ) {
event.preventDefault();
zoom.to({ element: event.target, pan: false });
var bounds = event.target.getBoundingClientRect();
zoom.to({
x: ( bounds.left * revealScale ) - zoomPadding,
y: ( bounds.top * revealScale ) - zoomPadding,
width: ( bounds.width * revealScale ) + ( zoomPadding * 2 ),
height: ( bounds.height * revealScale ) + ( zoomPadding * 2 ),
pan: false
});
}
} );
......
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