more flexible back arrow controls option
parent
e45a425575
commit
2155415767
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@ -267,12 +267,16 @@ body {
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left: 50%;
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-webkit-transform: translateX(-50%) rotate(-90deg);
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transform: translateX(-50%) rotate(-90deg); }
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.reveal .controls.deemphasize-back-arrows .navigate-left.enabled,
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.reveal .controls.deemphasize-back-arrows .navigate-up.enabled {
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.reveal .controls[data-controls-back-arrows="deemphasized"] .navigate-left.enabled,
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.reveal .controls[data-controls-back-arrows="deemphasized"] .navigate-up.enabled {
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opacity: 0.3; }
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.reveal .controls.deemphasize-back-arrows .navigate-left.enabled:hover,
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.reveal .controls.deemphasize-back-arrows .navigate-up.enabled:hover {
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.reveal .controls[data-controls-back-arrows="deemphasized"] .navigate-left.enabled:hover,
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.reveal .controls[data-controls-back-arrows="deemphasized"] .navigate-up.enabled:hover {
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opacity: 1; }
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.reveal .controls[data-controls-back-arrows="hidden"] .navigate-left.enabled,
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.reveal .controls[data-controls-back-arrows="hidden"] .navigate-up.enabled {
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opacity: 0;
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visibility: hidden; }
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.reveal .controls .enabled {
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visibility: visible;
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opacity: 0.7;
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@ -333,11 +333,11 @@ body {
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transform: translateX(-50%) rotate( -90deg );
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}
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// The deemphasize back arrows option strongly deemphasizes
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// backwards navigation in favor of drawing attention to
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// forwards navigation
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&.deemphasize-back-arrows .navigate-left.enabled,
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&.deemphasize-back-arrows .navigate-up.enabled {
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// Back arrow style: "deemphasized":
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// Strongly deemphasizes backwards navigation in favor of drawing
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// attention to forwards navigation
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&[data-controls-back-arrows="deemphasized"] .navigate-left.enabled,
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&[data-controls-back-arrows="deemphasized"] .navigate-up.enabled {
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opacity: 0.3;
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&:hover {
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@ -345,6 +345,14 @@ body {
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}
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}
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// Back arrow style: "hidden":
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// Never shows any arrows for backwards navigation
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&[data-controls-back-arrows="hidden"] .navigate-left.enabled,
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&[data-controls-back-arrows="hidden"] .navigate-up.enabled {
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opacity: 0;
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visibility: hidden;
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}
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// Any control button that can be clicked is "enabled"
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.enabled {
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visibility: visible;
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@ -55,8 +55,9 @@
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// Determines where controls appear, "edges" or "bottom-right"
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controlsPlacement: 'bottom-right',
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// De-emphasizes backwards navigation controls
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controlsDeemphasizeBackArrows: true,
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// Specifies the display rules for backwards navigation arrows;
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// "deemphasized", "hidden" or "visible"
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controlsBackArrows: 'deemphasized',
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// Display a presentation progress bar
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progress: true,
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@ -1005,7 +1006,7 @@
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dom.progress.style.display = config.progress ? 'block' : 'none';
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dom.controls.setAttribute( 'data-controls-placement', config.controlsPlacement );
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dom.controls.classList.toggle( 'deemphasize-back-arrows', config.controlsDeemphasizeBackArrows );
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dom.controls.setAttribute( 'data-controls-back-arrows', config.controlsBackArrows );
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if( config.shuffle ) {
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shuffle();
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