69 lines
2.2 KiB
JavaScript
69 lines
2.2 KiB
JavaScript
/*****************************************************************
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** Author: Asvin Goel, goel@telematique.eu
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**
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** A plugin replacing the default controls by custom controls.
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**
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** Version: 2.0.0
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**
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** License: MIT license (see LICENSE.md)
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**
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******************************************************************/
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window.RevealCustomControls = window.RevealCustomControls || {
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id: 'RevealCustomControls',
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init: function(deck) {
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initCustomControls(deck);
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}
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};
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const initCustomControls = function(Reveal){
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var config = Reveal.getConfig().customcontrols || {};
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var collapseIcon = config.collapseIcon || '<i class="fa fa-chevron-down"></i>';
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var expandIcon = config.expandIcon || '<i class="fa fa-chevron-up"></i>';
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var tooltip = config.tooltip || 'Show/hide controls';
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var div = document.createElement( 'div' );
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div.id = 'customcontrols';
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var toggleButton = document.createElement( 'button' );
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toggleButton.title = tooltip;
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toggleButton.innerHTML = '<span id="collapse-customcontrols">' + collapseIcon + '</span>' + '<span id="expand-customcontrols">' + expandIcon + '</span>';
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toggleButton.addEventListener('click', function( event ) {
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var div = document.querySelector("div#customcontrols");
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if ( div.classList.contains('collapsed') ) {
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div.classList.remove('collapsed');
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}
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else {
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div.classList.add('collapsed');
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}
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});
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div.appendChild(toggleButton);
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var controls = document.createElement( 'ul' );
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for (var i = 0; i < config.controls.length; i++ ) {
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var control = document.createElement( 'li' );
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if ( config.controls[i].id ) {
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control.id = config.controls[i].id;
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}
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control.innerHTML = '<button ' + ( config.controls[i].title ? 'title="' + config.controls[i].title + '" ': '' ) + 'onclick="' + config.controls[i].action + '">' + config.controls[i].icon + '</button>';
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controls.appendChild( control );
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}
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div.appendChild( controls );
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document.querySelector(".reveal").appendChild( div );
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document.addEventListener( 'resize', function( event ) {
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// expand controls to make sure they are visible
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var div = document.querySelector("div#customcontrols.collapsed");
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if ( div ) {
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div.classList.remove('collapsed');
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}
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} );
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return this;
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};
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