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add gridNavigation config to configure navigation between adjacent vertical stacks

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This commit is contained in:
Hakim El Hattab
2018-12-19 09:38:15 +01:00
parent db9c346b41
commit 665dfb9cd6
2 changed files with 92 additions and 4 deletions
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22
js/reveal.js
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@ -104,6 +104,20 @@
// Change the presentation direction to be RTL
rtl: false,
// When this is enabled, stepping left/right from a vertical stack
// to an adjacent vertical stack will land you at the same vertical
// index.
//
// Consider a deck with six slides ordered in two stacks like this:
// 1.1 2.1
// 1.2 2.2
// 1.3 2.3
//
// If you're on slide 1.3 and navigate right, you will normally move
// from 1.3 -> 2.1. With "grid" enabled the same navigation takes you
// from 1.3 -> 2.3.
gridNavigation: false,
// Randomizes the order of slides each time the presentation loads
shuffle: false,
@ -4678,12 +4692,12 @@
// Reverse for RTL
if( config.rtl ) {
if( ( isOverview() || nextFragment() === false ) && availableRoutes().left ) {
slide( indexh + 1 );
slide( indexh + 1, config.gridNavigation ? indexv : undefined );
}
}
// Normal navigation
else if( ( isOverview() || previousFragment() === false ) && availableRoutes().left ) {
slide( indexh - 1 );
slide( indexh - 1, config.gridNavigation ? indexv : undefined );
}
}
@ -4695,12 +4709,12 @@
// Reverse for RTL
if( config.rtl ) {
if( ( isOverview() || previousFragment() === false ) && availableRoutes().right ) {
slide( indexh - 1 );
slide( indexh - 1, config.gridNavigation ? indexv : undefined );
}
}
// Normal navigation
else if( ( isOverview() || nextFragment() === false ) && availableRoutes().right ) {
slide( indexh + 1 );
slide( indexh + 1, config.gridNavigation ? indexv : undefined );
}
}