resize event tweaks for #2300

This commit is contained in:
Hakim El Hattab 2019-01-31 20:13:32 +01:00
parent 9c1615fff1
commit 812b802c1c
2 changed files with 8 additions and 5 deletions

View File

@ -994,10 +994,12 @@ Limitations:
### Resize Event ### Resize Event
When reveal.js changes the scale of the slides it fires an resize event. You can subscribe to the event to resize your elements accordingly. When reveal.js changes the scale of the slides it fires a resize event. You can subscribe to the event to resize your elements accordingly.
```javascript ```javascript
Reveal.addEventListener( 'resize', function( event ) { /* console.log(event.scale,event.oldscale,event.size); */ } ); Reveal.addEventListener( 'resize', function( event ) {
// event.scale, event.oldScale, event.size
} );
``` ```
### postMessage API ### postMessage API

View File

@ -2097,6 +2097,8 @@
var size = getComputedSlideSize(); var size = getComputedSlideSize();
var oldScale = scale;
// Layout the contents of the slides // Layout the contents of the slides
layoutSlideContents( config.width, config.height ); layoutSlideContents( config.width, config.height );
@ -2104,7 +2106,6 @@
dom.slides.style.height = size.height + 'px'; dom.slides.style.height = size.height + 'px';
// Determine scale of content to fit within available space // Determine scale of content to fit within available space
var oldscale =scale;
scale = Math.min( size.presentationWidth / size.width, size.presentationHeight / size.height ); scale = Math.min( size.presentationWidth / size.width, size.presentationHeight / size.height );
// Respect max/min scale settings // Respect max/min scale settings
@ -2170,9 +2171,9 @@
} }
if( oldscale!==scale ){ if( oldScale !== scale ) {
dispatchEvent( 'resize', { dispatchEvent( 'resize', {
'oldscale': oldscale, 'oldScale': oldScale,
'scale': scale, 'scale': scale,
'size': size 'size': size
} ); } );