finishing touches on reader mode progress bar

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Hakim El Hattab committed 2023-10-10 13:34:33 +02:00
1 parent 234799114a
commit a6abd0423e
8 files changed
+125 -53

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+19
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@@ -2011,6 +2011,13 @@ $notesWidthPercent: 25%;
position: sticky;
top: 50%;
z-index: 20;
opacity: 0;
transition: all 0.3s ease;
&.visible,
&:hover {
opacity: 1;
}
.reader-progress-inner {
position: absolute;
@@ -2021,6 +2028,18 @@ $notesWidthPercent: 25%;
transform: translateY(-50%);
border-radius: 8px;
z-index: 10;
// Hit area
&:after {
content: '';
position: absolute;
width: 200%;
height: 100%;
top: 0;
left: -50%;
background: rgba( 0, 0, 0, 0 );
z-index: -1;
}
}
.reader-progress-playhead {
+1 -1
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@@ -5,4 +5,4 @@
*
* Copyright (C) 2011-2023 Hakim El Hattab, https://hakim.se
*/
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*
* Copyright (C) 2011-2023 Hakim El Hattab, https://hakim.se
*/
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i < nodes.length; i++ ) {\n\t\tlet testNode = nodes[i];\nLine truncated
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i < nodes.length; i++ ) {\n\t\tlet testNode = nodes[i];\nLine truncated
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@@ -5,5 +5,5 @@
*
* Copyright (C) 2011-2023 Hakim El Hattab, https://hakim.se
*/
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@@ -1 +1 @@
{"version":3,"file":"reveal.js","sources":["../js/utils/util.js","../js/utils/device.js","../node_modules/fitty/dist/fitty.module.js","../js/controllers/slidecontent.js","../js/controllers/slidenumber.js","../js/controllers/jumptoslide.js","../js/utils/color.js","../js/controllers/backgrounds.js","../js/utils/constants.js","../js/controllers/autoanimate.js","../js/controllers/fragments.js","../js/controllers/overview.js","../js/controllers/keyboard.js","../js/controllers/location.js","../js/controllers/controls.js","../js/controllers/progress.js","../js/controllers/pointer.js","../js/utils/loader.js","../js/controllers/plugins.js","../js/controllers/reader.js","../js/controllers/print.js","../js/controllers/touch.js","../js/controllers/focus.js","../js/controllers/notes.js","../js/components/playback.js","../js/config.js","../js/reveal.js","../js/index.js"],"sourcesContent":["/**\n * Extend object a with the properties of object b.\n * If there's a conflict, object b takes precedence.\n *\n * @param {object} a\n * @param {object} b\n */\nexport const extend = ( a, b ) => {\n\n\tfor( let i in b ) {\n\t\ta[ i ] = b[ i ];\n\t}\n\n\treturn a;\n\n}\n\n/**\n * querySelectorAll but returns an Array.\n */\nexport const queryAll = ( el, selector ) => {\n\n\treturn Array.from( el.querySelectorAll( selector ) );\n\n}\n\n/**\n * classList.toggle() with cross browser support\n */\nexport const toggleClass = ( el, className, value ) => {\n\tif( value ) {\n\t\tel.classList.add( className );\n\t}\n\telse {\n\t\tel.classList.remove( className );\n\t}\n}\n\n/**\n * Utility for deserializing a value.\n *\n * @param {*} value\n * @return {*}\n */\nexport const deserialize = ( value ) => {\n\n\tif( typeof value === 'string' ) {\n\t\tif( value === 'null' ) return null;\n\t\telse if( value === 'true' ) return true;\n\t\telse if( value === 'false' ) return false;\n\t\telse if( value.match( /^-?[\\d\\.]+$/ ) ) return parseFloat( value );\n\t}\n\n\treturn value;\n\n}\n\n/**\n * Measures the distance in pixels between point a\n * and point b.\n *\n * @param {object} a point with x/y properties\n * @param {object} b point with x/y properties\n *\n * @return {number}\n */\nexport const distanceBetween = ( a, b ) => {\n\n\tlet dx = a.x - b.x,\n\t\tdy = a.y - b.y;\n\n\treturn Math.sqrt( dx*dx + dy*dy );\n\n}\n\n/**\n * Applies a CSS transform to the target element.\n *\n * @param {HTMLElement} element\n * @param {string} transform\n */\nexport const transformElement = ( element, transform ) => {\n\n\telement.style.transform = transform;\n\n}\n\n/**\n * Element.matches with IE support.\n *\n * @param {HTMLElement} target The element to match\n * @param {String} selector The CSS selector to match\n * the element against\n *\n * @return {Boolean}\n */\nexport const matches = ( target, selector ) => {\n\n\tlet matchesMethod = target.matches || target.matchesSelector || target.msMatchesSelector;\n\n\treturn !!( matchesMethod && matchesMethod.call( target, selector ) );\n\n}\n\n/**\n * Find the closest parent that matches the given\n * selector.\n *\n * @param {HTMLElement} target The child element\n * @param {String} selector The CSS selector to match\n * the parents against\n *\n * @return {HTMLElement} The matched parent or null\n * if no matching parent was found\n */\nexport const closest = ( target, selector ) => {\n\n\t// Native Element.closest\n\tif( typeof target.closest === 'function' ) {\n\t\treturn target.closest( selector );\n\t}\n\n\t// Polyfill\n\twhile( target ) {\n\t\tif( matches( target, selector ) ) {\n\t\t\treturn target;\n\t\t}\n\n\t\t// Keep searching\n\t\ttarget = target.parentNode;\n\t}\n\n\treturn null;\n\n}\n\n/**\n * Handling the fullscreen functionality via the fullscreen API\n *\n * @see http://fullscreen.spec.whatwg.org/\n * @see https://developer.mozilla.org/en-US/docs/DOM/Using_fullscreen_mode\n */\nexport const enterFullscreen = element => {\n\n\telement = element || document.documentElement;\n\n\t// Check which implementation is available\n\tlet requestMethod = element.requestFullscreen ||\n\t\t\t\t\t\telement.webkitRequestFullscreen ||\n\t\t\t\t\t\telement.webkitRequestFullScreen ||\n\t\t\t\t\t\telement.mozRequestFullScreen ||\n\t\t\t\t\t\telement.msRequestFullscreen;\n\n\tif( requestMethod ) {\n\t\trequestMethod.apply( element );\n\t}\n\n}\n\n/**\n * Creates an HTML element and returns a reference to it.\n * If the element already exists the existing instance will\n * be returned.\n *\n * @param {HTMLElement} container\n * @param {string} tagname\n * @param {string} classname\n * @param {string} innerHTML\n *\n * @return {HTMLElement}\n */\nexport const createSingletonNode = ( container, tagname, classname, innerHTML='' ) => {\n\n\t// Find all nodes matching the description\n\tlet nodes = container.querySelectorAll( '.' + classname );\n\n\t// Check all matches to find one which is a direct child of\n\t// the specified container\n\tfor( let i = 0; i < nodes.length; i++ ) {\n\t\tlet testNode = nodes[i];\n\t\tLine truncated
{"version":3,"file":"reveal.js","sources":["../js/utils/util.js","../js/utils/device.js","../node_modules/fitty/dist/fitty.module.js","../js/controllers/slidecontent.js","../js/controllers/slidenumber.js","../js/controllers/jumptoslide.js","../js/utils/color.js","../js/controllers/backgrounds.js","../js/utils/constants.js","../js/controllers/autoanimate.js","../js/controllers/fragments.js","../js/controllers/overview.js","../js/controllers/keyboard.js","../js/controllers/location.js","../js/controllers/controls.js","../js/controllers/progress.js","../js/controllers/pointer.js","../js/utils/loader.js","../js/controllers/plugins.js","../js/controllers/reader.js","../js/controllers/print.js","../js/controllers/touch.js","../js/controllers/focus.js","../js/controllers/notes.js","../js/components/playback.js","../js/config.js","../js/reveal.js","../js/index.js"],"sourcesContent":["/**\n * Extend object a with the properties of object b.\n * If there's a conflict, object b takes precedence.\n *\n * @param {object} a\n * @param {object} b\n */\nexport const extend = ( a, b ) => {\n\n\tfor( let i in b ) {\n\t\ta[ i ] = b[ i ];\n\t}\n\n\treturn a;\n\n}\n\n/**\n * querySelectorAll but returns an Array.\n */\nexport const queryAll = ( el, selector ) => {\n\n\treturn Array.from( el.querySelectorAll( selector ) );\n\n}\n\n/**\n * classList.toggle() with cross browser support\n */\nexport const toggleClass = ( el, className, value ) => {\n\tif( value ) {\n\t\tel.classList.add( className );\n\t}\n\telse {\n\t\tel.classList.remove( className );\n\t}\n}\n\n/**\n * Utility for deserializing a value.\n *\n * @param {*} value\n * @return {*}\n */\nexport const deserialize = ( value ) => {\n\n\tif( typeof value === 'string' ) {\n\t\tif( value === 'null' ) return null;\n\t\telse if( value === 'true' ) return true;\n\t\telse if( value === 'false' ) return false;\n\t\telse if( value.match( /^-?[\\d\\.]+$/ ) ) return parseFloat( value );\n\t}\n\n\treturn value;\n\n}\n\n/**\n * Measures the distance in pixels between point a\n * and point b.\n *\n * @param {object} a point with x/y properties\n * @param {object} b point with x/y properties\n *\n * @return {number}\n */\nexport const distanceBetween = ( a, b ) => {\n\n\tlet dx = a.x - b.x,\n\t\tdy = a.y - b.y;\n\n\treturn Math.sqrt( dx*dx + dy*dy );\n\n}\n\n/**\n * Applies a CSS transform to the target element.\n *\n * @param {HTMLElement} element\n * @param {string} transform\n */\nexport const transformElement = ( element, transform ) => {\n\n\telement.style.transform = transform;\n\n}\n\n/**\n * Element.matches with IE support.\n *\n * @param {HTMLElement} target The element to match\n * @param {String} selector The CSS selector to match\n * the element against\n *\n * @return {Boolean}\n */\nexport const matches = ( target, selector ) => {\n\n\tlet matchesMethod = target.matches || target.matchesSelector || target.msMatchesSelector;\n\n\treturn !!( matchesMethod && matchesMethod.call( target, selector ) );\n\n}\n\n/**\n * Find the closest parent that matches the given\n * selector.\n *\n * @param {HTMLElement} target The child element\n * @param {String} selector The CSS selector to match\n * the parents against\n *\n * @return {HTMLElement} The matched parent or null\n * if no matching parent was found\n */\nexport const closest = ( target, selector ) => {\n\n\t// Native Element.closest\n\tif( typeof target.closest === 'function' ) {\n\t\treturn target.closest( selector );\n\t}\n\n\t// Polyfill\n\twhile( target ) {\n\t\tif( matches( target, selector ) ) {\n\t\t\treturn target;\n\t\t}\n\n\t\t// Keep searching\n\t\ttarget = target.parentNode;\n\t}\n\n\treturn null;\n\n}\n\n/**\n * Handling the fullscreen functionality via the fullscreen API\n *\n * @see http://fullscreen.spec.whatwg.org/\n * @see https://developer.mozilla.org/en-US/docs/DOM/Using_fullscreen_mode\n */\nexport const enterFullscreen = element => {\n\n\telement = element || document.documentElement;\n\n\t// Check which implementation is available\n\tlet requestMethod = element.requestFullscreen ||\n\t\t\t\t\t\telement.webkitRequestFullscreen ||\n\t\t\t\t\t\telement.webkitRequestFullScreen ||\n\t\t\t\t\t\telement.mozRequestFullScreen ||\n\t\t\t\t\t\telement.msRequestFullscreen;\n\n\tif( requestMethod ) {\n\t\trequestMethod.apply( element );\n\t}\n\n}\n\n/**\n * Creates an HTML element and returns a reference to it.\n * If the element already exists the existing instance will\n * be returned.\n *\n * @param {HTMLElement} container\n * @param {string} tagname\n * @param {string} classname\n * @param {string} innerHTML\n *\n * @return {HTMLElement}\n */\nexport const createSingletonNode = ( container, tagname, classname, innerHTML='' ) => {\n\n\t// Find all nodes matching the description\n\tlet nodes = container.querySelectorAll( '.' + classname );\n\n\t// Check all matches to find one which is a direct child of\n\t// the specified container\n\tfor( let i = 0; i < nodes.length; i++ ) {\n\t\tlet testNode = nodes[i];\n\t\tLine truncated
+7 -1
View File
@@ -276,9 +276,15 @@ export default {
// Only applies to presentations in reader mode.
readerScrollSnap: 'proximity',
// Enables and configure the reader mode scroll bar.
// - 'auto': Show the scrollbar while scrolling, hide while idle
// - true: Always show the scrollbar
// - false: Never show the scrollbar
readerScrollBar: 'auto',
// Responsively activate the reader mode when we reach the specified
// width (in pixels)
readerActivationWidth: 800,
readerActivationWidth: null,
// The maximum number of pages a single slide can expand onto when printing
// to PDF, unlimited by default
+94 -47
View File
@@ -1,6 +1,8 @@
import { HORIZONTAL_SLIDES_SELECTOR, SLIDES_SELECTOR } from '../utils/constants.js'
import { queryAll, createStyleSheet } from '../utils/util.js'
const HIDE_SCROLLBAR_TIMEOUT = 500;
/**
* The reader mode lets you read a reveal.js presentation
* as a linear scrollable page.
@@ -116,52 +118,6 @@ export default class Reader {
}
createProgressBar() {
this.progressBar = document.createElement( 'div' );
this.progressBar.className = 'reader-progress';
this.progressBarInner = document.createElement( 'div' );
this.progressBarInner.className = 'reader-progress-inner';
this.progressBar.appendChild( this.progressBarInner );
this.progressBarPlayhead = document.createElement( 'div' );
this.progressBarPlayhead.className = 'reader-progress-playhead';
this.progressBarInner.appendChild( this.progressBarPlayhead );
this.viewportElement.insertBefore( this.progressBar, this.viewportElement.firstChild );
const handleMouseDown = ( event ) => {
event.preventDefault();
document.addEventListener( 'mousemove', handleDocumentMouseMove );
document.addEventListener( 'mouseup', handleDocumentMouseUp );
handleDocumentMouseMove( event );
};
const handleDocumentMouseMove = ( event ) => {
let progress = Math.max( Math.min( ( event.clientY - this.progressBarInner.getBoundingClientRect().top ) / this.progressBarHeight, 1 ), 0 );
progress = Math.max( Math.min( progress, 1 ), 0 );
this.viewportElement.scrollTop = progress * ( this.viewportElement.scrollHeight - this.viewportElement.offsetHeight );
};
const handleDocumentMouseUp = ( event ) => {
document.removeEventListener( 'mousemove', handleDocumentMouseMove );
document.removeEventListener( 'mouseup', handleDocumentMouseUp );
};
this.progressBarInner.addEventListener( 'mousedown', handleMouseDown );
}
/**
* Deactivates the reader mode and restores the standard slide-based
* presentation.
@@ -177,7 +133,7 @@ export default class Reader {
this.viewportElement.removeEventListener( 'scroll', this.onScroll );
this.viewportElement.classList.remove( 'reveal-reader' );
this.progressBar.remove();
this.removeProgressBar();
this.Reveal.getSlidesElement().innerHTML = this.slideHTMLBeforeActivation;
this.Reveal.sync();
@@ -324,7 +280,76 @@ export default class Reader {
return page;
} );
if( config.readerScrollBar ) {
this.createProgressBar();
this.createProgressBarSlides();
}
else {
this.removeProgressBar();
}
}
createProgressBar() {
if( this.progressBar ) return;
this.progressBar = document.createElement( 'div' );
this.progressBar.className = 'reader-progress';
this.progressBarInner = document.createElement( 'div' );
this.progressBarInner.className = 'reader-progress-inner';
this.progressBar.appendChild( this.progressBarInner );
this.progressBarPlayhead = document.createElement( 'div' );
this.progressBarPlayhead.className = 'reader-progress-playhead';
this.progressBarInner.appendChild( this.progressBarPlayhead );
this.viewportElement.insertBefore( this.progressBar, this.viewportElement.firstChild );
const handleMouseDown = ( event ) => {
event.preventDefault();
this.draggingProgressBar = true;
document.addEventListener( 'mousemove', handleDocumentMouseMove );
document.addEventListener( 'mouseup', handleDocumentMouseUp );
handleDocumentMouseMove( event );
};
const handleDocumentMouseMove = ( event ) => {
let progress = ( event.clientY - this.progressBarInner.getBoundingClientRect().top ) / this.progressBarHeight;
progress = Math.max( Math.min( progress, 1 ), 0 );
this.viewportElement.scrollTop = progress * ( this.viewportElement.scrollHeight - this.viewportElement.offsetHeight );
};
const handleDocumentMouseUp = ( event ) => {
this.draggingProgressBar = false;
this.showProgressBar();
document.removeEventListener( 'mousemove', handleDocumentMouseMove );
document.removeEventListener( 'mouseup', handleDocumentMouseUp );
};
this.progressBarInner.addEventListener( 'mousedown', handleMouseDown );
}
removeProgressBar() {
if( this.progressBar ) {
this.progressBar.remove();
this.progressBar = null;
}
}
@@ -377,12 +402,34 @@ export default class Reader {
moveProgressBarTo( progress ) {
if( this.progressBar ) {
this.progressBarPlayhead.style.transform = `translateY(${progress * this.progressBarScrollableHeight}px)`;
this.pages.forEach( ( page ) => {
page.progressBarSlide.classList.toggle( 'active', !!page.active );
} );
this.showProgressBar();
}
}
showProgressBar() {
this.progressBar.classList.add( 'visible' );
clearTimeout( this.hideProgressBarTimeout );
if( this.Reveal.getConfig().readerScrollBar === 'auto' && !this.draggingProgressBar ) {
this.hideProgressBarTimeout = setTimeout( () => {
this.progressBar.classList.remove( 'visible' );
}, HIDE_SCROLLBAR_TIMEOUT );
}
}
scrollToSlide( slideElement ) {