Implemented exitFullscreen().

ouyangpeng · Sep 6, 2021 · 1931a2f · 1931a2f
1 parent fc17bda
commit 1931a2f
Showing 1 changed file with 19 additions and 3 deletions.
diff --git a/static/index.html b/static/index.html
@@ -200,10 +200,26 @@
 				fullscreenButton.title = 'Press F11 to enter or leave fullscreen mode';
 				fullscreenButton.addEventListener( 'click', function ( event ) {
 
-					if (document.documentElement.requestFullscreen) {
+					if ( document.fullscreenElement ) {
+
+						document.exitFullscreen();
+						return;
+
+					} else if ( document.webkitFullscreenElement /* Safari */ ) {
+
+						document.webkitExitFullscreen();
+						return;
+
+					}
+
+					if ( document.documentElement.requestFullscreen ) {
+
 						document.documentElement.requestFullscreen( { navigationUI: 'hide' } );
-					} else if (document.documentElement.webkitRequestFullScreen) {
+
+					} else if ( document.documentElement.webkitRequestFullScreen /* Safari */ ) {
+
 						document.documentElement.webkitRequestFullScreen();
+
 					}
 
 				}, false );
@@ -277,7 +293,7 @@
 				if ( gl ) {
 
 					// enable dFdx, dFdy, fwidth
-					gl.getExtension('OES_standard_derivatives');
+					gl.getExtension( 'OES_standard_derivatives' );
 
 					// Create vertex buffer (2 triangles)