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Merge pull request #2114 from ChumpChief/standardized-pointer

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Prefer W3C pointer events and updates to match the standard definition
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Hakim El Hattab 2018-03-22 11:47:19 +01:00 committed by GitHub
commit 3bbf969686
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 16 additions and 20 deletions
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36
js/reveal.js
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@ -1176,13 +1176,8 @@
window.addEventListener( 'resize', onWindowResize, false ); window.addEventListener( 'resize', onWindowResize, false );
if( config.touch ) { if( config.touch ) {
dom.wrapper.addEventListener( 'touchstart', onTouchStart, false ); if('onpointerdown' in window) {
dom.wrapper.addEventListener( 'touchmove', onTouchMove, false ); // Use W3C pointer events
dom.wrapper.addEventListener( 'touchend', onTouchEnd, false );
// Support pointer-style touch interaction as well
if( window.navigator.pointerEnabled ) {
// IE 11 uses un-prefixed version of pointer events
dom.wrapper.addEventListener( 'pointerdown', onPointerDown, false ); dom.wrapper.addEventListener( 'pointerdown', onPointerDown, false );
dom.wrapper.addEventListener( 'pointermove', onPointerMove, false ); dom.wrapper.addEventListener( 'pointermove', onPointerMove, false );
dom.wrapper.addEventListener( 'pointerup', onPointerUp, false ); dom.wrapper.addEventListener( 'pointerup', onPointerUp, false );
@ -1193,6 +1188,12 @@
dom.wrapper.addEventListener( 'MSPointerMove', onPointerMove, false ); dom.wrapper.addEventListener( 'MSPointerMove', onPointerMove, false );
dom.wrapper.addEventListener( 'MSPointerUp', onPointerUp, false ); dom.wrapper.addEventListener( 'MSPointerUp', onPointerUp, false );
} }
else {
// Fall back to touch events
dom.wrapper.addEventListener( 'touchstart', onTouchStart, false );
dom.wrapper.addEventListener( 'touchmove', onTouchMove, false );
dom.wrapper.addEventListener( 'touchend', onTouchEnd, false );
}
} }
if( config.keyboard ) { if( config.keyboard ) {
@ -1254,24 +1255,19 @@
document.removeEventListener( 'keypress', onDocumentKeyPress, false ); document.removeEventListener( 'keypress', onDocumentKeyPress, false );
window.removeEventListener( 'hashchange', onWindowHashChange, false ); window.removeEventListener( 'hashchange', onWindowHashChange, false );
window.removeEventListener( 'resize', onWindowResize, false ); window.removeEventListener( 'resize', onWindowResize, false );
dom.wrapper.removeEventListener( 'pointerdown', onPointerDown, false );
dom.wrapper.removeEventListener( 'pointermove', onPointerMove, false );
dom.wrapper.removeEventListener( 'pointerup', onPointerUp, false );
dom.wrapper.removeEventListener( 'MSPointerDown', onPointerDown, false );
dom.wrapper.removeEventListener( 'MSPointerMove', onPointerMove, false );
dom.wrapper.removeEventListener( 'MSPointerUp', onPointerUp, false );
dom.wrapper.removeEventListener( 'touchstart', onTouchStart, false ); dom.wrapper.removeEventListener( 'touchstart', onTouchStart, false );
dom.wrapper.removeEventListener( 'touchmove', onTouchMove, false ); dom.wrapper.removeEventListener( 'touchmove', onTouchMove, false );
dom.wrapper.removeEventListener( 'touchend', onTouchEnd, false ); dom.wrapper.removeEventListener( 'touchend', onTouchEnd, false );
// IE11
if( window.navigator.pointerEnabled ) {
dom.wrapper.removeEventListener( 'pointerdown', onPointerDown, false );
dom.wrapper.removeEventListener( 'pointermove', onPointerMove, false );
dom.wrapper.removeEventListener( 'pointerup', onPointerUp, false );
}
// IE10
else if( window.navigator.msPointerEnabled ) {
dom.wrapper.removeEventListener( 'MSPointerDown', onPointerDown, false );
dom.wrapper.removeEventListener( 'MSPointerMove', onPointerMove, false );
dom.wrapper.removeEventListener( 'MSPointerUp', onPointerUp, false );
}
if ( config.progress && dom.progress ) { if ( config.progress && dom.progress ) {
dom.progress.removeEventListener( 'click', onProgressClicked, false ); dom.progress.removeEventListener( 'click', onProgressClicked, false );
} }