Compare commits
1
Commits
| Author | SHA1 | Date | |
|---|---|---|---|
 tibo
|
1b27d0e591 |
@@ -1,220 +0,0 @@
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<!DOCTYPE html>
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<html lang="fr">
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<head>
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<title>template ZONES</title>
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<meta name="description" content="PROTO">
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<meta charset="utf-8">
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<link rel="preload" as="font" type="../font/woff2" href="fonts/Fonte-Texte.woff2" crossorigin />
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<link rel="preload" as="font" type="../font/woff2" href="fonts/Fonte-Titre.woff2" crossorigin />
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<link rel="stylesheet" type="text/css" href="styles.css">
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</head>
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<body>
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<section id="header">HEADER</section>
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<section id="navbar">NAVBAR</section>
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<section id="synthese">SYNTHESE</section>
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<section id="principale">PRINCIPALE</section>
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<section id="footer">FOOTER</section>
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</body>
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<template id="zone">
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<div id="div_before_zone"></div>
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<div id="div_zone">zone</div>
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<div id="div_after_zone"></div>
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</template>
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<script src="log.js"></script>
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<script src="scroll.js"></script>
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<script src="zones.js"></script>
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<script>
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logMsgAddActiveSection('intersectionObserver');
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logMsgAddActiveSection('htmlElement');
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logMsgAddActiveSection('etatSection');
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</script>
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<script>
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function addClassToElement(id,className){
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const element=document.querySelector(id);
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if (element) element.classList.add(className);
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}
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function removeClassToElement(id,className){
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const element=document.querySelector(id);
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if (element) element.classList.remove(className);
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}
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function initZoneElements(zone) {
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const element=document.querySelector('#div_'+zone);
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if (element) {
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element.innerHTML=zone;
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addClassToElement('#div_before_'+zone,'div_before_section');
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addClassToElement('#div_'+zone,'div_section');
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addClassToElement('#div_after_'+zone,'div_after_section');
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}
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}
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function initZone(zone) {
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const sectionZone = document.querySelector('#'+zone);
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if (sectionZone) {
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const template = document.querySelector('#zone');
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if (template) {
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const contenu = document.importNode(template.content, true);
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if (contenu) {
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sectionZone.innerHTML='';
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contenu.childNodes.forEach((element) => {if (element.id) element.id=element.id.replace('zone',zone)});
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sectionZone.appendChild(contenu);
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initZoneElements(zone);
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}
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}
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}
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}
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initZone('header');
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initZone('navbar');
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initZone('synthese');
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initZone('principale');
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initZone('footer');
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addClassToElement('#div_header','header');
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addClassToElement('#div_navbar','navbar');
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addClassToElement('#div_synthese','synthese');
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addClassToElement('#div_principale','principale');
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addClassToElement('#div_footer','footer');
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function etatSectionLog(message) {
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logMsg('etatSection', message);
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}
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const section_header=document.querySelector('#div_header');
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const section_navbar=document.querySelector('#div_navbar');
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const section_synthese=document.querySelector('#div_synthese');
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const after_section_header=document.querySelector('#div_after_header');
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const after_section_synthese=document.querySelector('#div_after_synthese');
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function toggleElement(element) {
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if (element.style.display === "block") {
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element.style.display = "none";
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} else {
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element.style.display = "block";
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}
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}
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// ----
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// ---- La page est une machine à états
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// ----
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let currentEtatSection = 1;
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let maxEtat = 4;
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function etatSections(etat) {
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if (currentEtatSection == etat) return;
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currentEtatSection=etat;
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etatSectionLog('Etat courant '+currentEtatSection);
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switch (currentEtatSection) {
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case 1 :
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removeClassToElement('#div_navbar','navbar_fixed');
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removeClassToElement('#div_before_synthese','div_before_synthese_when_navbar_fixed');
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section_header.style.display = "block";
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scrollToElement('#div_before_header');
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break;
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case 2 :
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addClassToElement('#div_navbar','navbar_fixed');
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addClassToElement('#div_before_synthese','div_before_synthese_when_navbar_fixed');
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scrollToElement('#div_before_navbar');
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section_synthese.style.display = "block";
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break;
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case 3 :
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addClassToElement('#div_navbar','navbar_fixed');
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addClassToElement('#div_before_synthese','div_before_synthese_when_navbar_fixed');
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section_synthese.style.display = "none";
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scrollToElement('#div_before_navbar');
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break;
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default :
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break;
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}
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}
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function changeEtatSectionUp() {
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if (currentEtatSection != maxEtat)
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etatSections(currentEtatSection+1);
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}
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function changeEtatSectionDown(){
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if (currentEtatSection != 1)
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etatSections(currentEtatSection-1);
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}
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after_section_header.addEventListener("click", function() {
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etatSectionLog('toggle section_header ');
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if (currentEtatSection!=1) etatSections(1);
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else etatSections(2);
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});
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after_section_synthese.addEventListener("click", function() {
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etatSectionLog('toggle section_synthese ');
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if (currentEtatSection!=2) etatSections(2);
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else etatSections(2);
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});
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function changeEtatSection(_visible) {
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if (!_visible) changeEtatSectionUp();
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if (_visible) changeEtatSectionDown();
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return true;
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}
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function beforeSection(_visible) {
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if (!_visible) changeEtatSectionUp();
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}
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function afterSection(_visible) {
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if (_visible) changeEtatSectionDown();
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}
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function beforeNavbarVisibility(_visible) {
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etatSectionLog('TRIGGER '+arguments.callee.name);
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beforeSection(_visible);
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}
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function afterNavbarVisibility(_visible) {
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etatSectionLog('TRIGGER '+arguments.callee.name);
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afterSection(_visible);
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}
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function beforeHeaderVisibility(_visible) {
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etatSectionLog('TRIGGER '+arguments.callee.name);
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beforeSection(_visible);
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}
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function afterHeaderVisibility(_visible) {
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etatSectionLog('TRIGGER '+arguments.callee.name);
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afterSection(_visible);
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}
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addIntersectionObserverEntry("div_before_header", beforeHeaderVisibility);
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addIntersectionObserverEntry("div_after_header", afterHeaderVisibility);
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addIntersectionObserverEntry("div_before_navbar", beforeNavbarVisibility);
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addIntersectionObserverEntry("div_after_navbar", afterNavbarVisibility);
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/*
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let yprev = window.pageYOffset;
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const scrollHandler = () => {
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const y = window.pageYOffset;
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const ymax = document.documentElement.scrollHeight - window.innerHeight;
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if (y > yprev) {
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changeEtatSectionUp();
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} else {
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changeEtatSectionDown();
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}
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yprev = Math.min(Math.max(y, 0), ymax);
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};
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window.addEventListener('scroll', scrollThrottleCallback(scrollHandler, 1000));
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*/
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</script>
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</html>
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@@ -1,14 +0,0 @@
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const logMsgActivesSections = new Set();
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function logMsgAddActiveSection(sectionName) {
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logMsgActivesSections.add(sectionName);
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}
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function logMsgRemoveActiveSection(sectionName) {
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logMsgActivesSections.delete(sectionName);
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}
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function logMsg(section, message){
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if (logMsgActivesSections.has(section))
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console.log(section, ' : ', message)
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}
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@@ -1,92 +0,0 @@
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<!DOCTYPE html>
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<html lang="fr">
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<head>
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<meta charset="UTF-8">
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<title>Scroll Snap CSS</title>
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<style>
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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html, body {
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height: 100%;
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font-family: Arial, sans-serif;
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}
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/* NAVBAR */
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.navbar {
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position: sticky;
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top: 0;
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height: 80px;
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background: #111;
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color: white;
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display: flex;
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align-items: center;
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justify-content: center;
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z-index: 10;
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}
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/* ZONE SCROLLABLE */
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.scroll-container {
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height: calc(100vh - 80px);
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overflow-y: scroll;
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scroll-snap-type: y mandatory;
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}
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/* SECTIONS */
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.section {
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height: calc(100vh - 80px);
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scroll-snap-align: start;
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 3rem;
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}
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.section-1 {
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height: 150px;
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background: #4caf50;
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}
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.section-2 {
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background: #2196f3;
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}
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.section-3 {
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background: red;
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}
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.section-3 {
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background: yellow;
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}
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</style>
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</head>
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<body>
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<nav class="navbar">
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Navbar sticky
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</nav>
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<main class="scroll-container">
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<section class="section section-1">
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Section 1
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</section>
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<section class="section section-2">
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Section 2
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</section>
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<section class="section section-3">
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Section 3
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</section>
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<section class="section section-4">
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Section 4
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</section>
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</main>
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</body>
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</html>
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@@ -1,83 +0,0 @@
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<!DOCTYPE html>
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<html lang="fr">
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<head>
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<meta charset="UTF-8">
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<title>Scroll Snap avec Header Scrollable</title>
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<style>
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html, body {
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margin: 0;
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font-family: Arial, sans-serif;
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height: 100%;
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|
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/* Scroll snap global */
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scroll-snap-type: y mandatory;
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overflow-y: scroll;
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}
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header {
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height: 120px;
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background-color: #34495e;
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color: white;
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display: flex;
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align-items: center;
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justify-content: center;
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scroll-snap-align: start;
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}
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nav {
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height: 80px;
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background-color: #2ecc71;
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display: flex;
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align-items: center;
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justify-content: center;
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position: sticky;
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top: 0;
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z-index: 10;
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}
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section {
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 2rem;
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scroll-snap-align: start;
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scroll-margin-top: 80px;
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}
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.section-1 {
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background-color: #ecf0f1;
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min-height: 200px;
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}
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.section-2 {
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background-color: #bdc3c7;
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height: calc(100vh - 80px);
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}
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.section-3 {
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background-color: #95a5a6;
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min-height: 200vh;
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}
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|
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</style>
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</head>
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<body>
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<header>
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<h1>Header (120px)</h1>
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</header>
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<nav>
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<strong>Navbar sticky (80px)</strong>
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</nav>
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<section class="section-1">Section 1</section>
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<section class="section-2">Section 2</section>
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<section class="section-3">Section 3</section>
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|
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</body>
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</html>
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|
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@@ -1,154 +0,0 @@
|
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<!DOCTYPE html>
|
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<html lang="fr">
|
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<head>
|
||||
<meta charset="UTF-8">
|
||||
<title>Scroll Snap avec Header Scrollable</title>
|
||||
<style>
|
||||
html, body {
|
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margin: 0;
|
||||
font-family: Arial, sans-serif;
|
||||
height: 100%;
|
||||
|
||||
/* Scroll snap global */
|
||||
scroll-snap-type: y mandatory;
|
||||
overflow-y: scroll;
|
||||
}
|
||||
|
||||
header {
|
||||
height: 120px;
|
||||
background-color: #34495e;
|
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color: white;
|
||||
display: flex;
|
||||
align-items: center;
|
||||
justify-content: center;
|
||||
|
||||
scroll-snap-align: start;
|
||||
}
|
||||
|
||||
nav {
|
||||
height: 80px;
|
||||
background-color: #2ecc71;
|
||||
display: flex;
|
||||
align-items: center;
|
||||
justify-content: center;
|
||||
|
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position: sticky;
|
||||
top: 0;
|
||||
z-index: 10;
|
||||
}
|
||||
|
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section {
|
||||
display: flex;
|
||||
align-items: center;
|
||||
justify-content: center;
|
||||
font-size: 2rem;
|
||||
|
||||
scroll-snap-align: start;
|
||||
scroll-margin-top: 80px;
|
||||
}
|
||||
|
||||
.section-1 {
|
||||
background-color: #ecf0f1;
|
||||
min-height: 200px;
|
||||
}
|
||||
|
||||
.section-3 {
|
||||
background-color: #95a5a6;
|
||||
min-height: 200vh;
|
||||
}
|
||||
|
||||
.section-2 {
|
||||
background-color: #bdc3c7;
|
||||
height: calc(100vh - 80px);
|
||||
padding: 0;
|
||||
display: flex;
|
||||
}
|
||||
|
||||
/* Conteneur du tableau */
|
||||
.table-wrapper {
|
||||
flex: 1;
|
||||
overflow-y: auto;
|
||||
}
|
||||
|
||||
/* Tableau */
|
||||
table {
|
||||
width: 100%;
|
||||
border-collapse: collapse;
|
||||
}
|
||||
|
||||
/* THEAD sticky */
|
||||
thead th {
|
||||
position: sticky;
|
||||
top: 0;
|
||||
background: #ffffff;
|
||||
z-index: 2;
|
||||
border-bottom: 2px solid #999;
|
||||
}
|
||||
|
||||
/* TFOOT sticky */
|
||||
tfoot td {
|
||||
position: sticky;
|
||||
bottom: 0;
|
||||
background: #ffffff;
|
||||
z-index: 2;
|
||||
border-top: 2px solid #999;
|
||||
}
|
||||
|
||||
/* Style cellules */
|
||||
th, td {
|
||||
padding: 12px;
|
||||
border: 1px solid #aaa;
|
||||
text-align: left;
|
||||
}
|
||||
|
||||
</style>
|
||||
</head>
|
||||
<body>
|
||||
|
||||
<header>
|
||||
<h1>Header (120px)</h1>
|
||||
</header>
|
||||
|
||||
<nav>
|
||||
<strong>Navbar sticky (80px)</strong>
|
||||
</nav>
|
||||
|
||||
<section class="section-1">Section 1</section>
|
||||
<section class="section-2">
|
||||
<div class="table-wrapper">
|
||||
<table>
|
||||
<thead>
|
||||
<tr>
|
||||
<th>Nom</th>
|
||||
<th>Valeur</th>
|
||||
<th>Status</th>
|
||||
</tr>
|
||||
</thead>
|
||||
|
||||
<tbody>
|
||||
<tr><td>Ligne 1</td><td>123</td><td>OK</td></tr>
|
||||
<tr><td>Ligne 2</td><td>456</td><td>OK</td></tr>
|
||||
<tr><td>Ligne 3</td><td>789</td><td>OK</td></tr>
|
||||
<tr><td>Ligne 4</td><td>111</td><td>OK</td></tr>
|
||||
<tr><td>Ligne 5</td><td>222</td><td>OK</td></tr>
|
||||
<tr><td>Ligne 6</td><td>333</td><td>OK</td></tr>
|
||||
<tr><td>Ligne 7</td><td>444</td><td>OK</td></tr>
|
||||
<tr><td>Ligne 8</td><td>555</td><td>OK</td></tr>
|
||||
<tr><td>Ligne 9</td><td>666</td><td>OK</td></tr>
|
||||
<tr><td>Ligne 10</td><td>777</td><td>OK</td></tr>
|
||||
</tbody>
|
||||
|
||||
<tfoot>
|
||||
<tr>
|
||||
<td colspan="3">Total : 10 éléments</td>
|
||||
</tr>
|
||||
</tfoot>
|
||||
</table>
|
||||
</div>
|
||||
</section>
|
||||
|
||||
<section class="section-3">Section 3</section>
|
||||
|
||||
</body>
|
||||
</html>
|
||||
|
||||
@@ -1,182 +0,0 @@
|
||||
const scrollThrottleCallback = (callback, timeout) => {
|
||||
let wait = false;
|
||||
return () => {
|
||||
if (wait) return;
|
||||
callback.call();
|
||||
wait = true;
|
||||
setTimeout(() => { wait = false; }, timeout);
|
||||
};
|
||||
};
|
||||
|
||||
|
||||
function getAbsolutePosition(element) {
|
||||
const rect = element.getBoundingClientRect();
|
||||
|
||||
return {
|
||||
top: rect.top + window.scrollY, // Add vertical scroll
|
||||
left: rect.left + window.scrollX, // Add horizontal scroll
|
||||
bottom: rect.bottom + window.scrollY,
|
||||
right: rect.right + window.scrollX
|
||||
};
|
||||
}
|
||||
function getPositionRelativeToParent(element) {
|
||||
const parent = element.parentElement;
|
||||
const parentRect = parent.getBoundingClientRect();
|
||||
const elementRect = element.getBoundingClientRect();
|
||||
|
||||
return {
|
||||
top: elementRect.top - parentRect.top,
|
||||
left: elementRect.left - parentRect.left,
|
||||
bottom: elementRect.bottom - parentRect.top,
|
||||
right: elementRect.right - parentRect.left
|
||||
};
|
||||
}
|
||||
|
||||
function smoothScrollToElement(element, offset = 0) {
|
||||
const elementPosition = getAbsolutePosition(element);
|
||||
const targetScroll = elementPosition.top - offset;
|
||||
|
||||
// Smooth scroll with animation
|
||||
window.scrollTo({
|
||||
top: targetScroll,
|
||||
behavior: 'smooth'
|
||||
});
|
||||
}
|
||||
|
||||
// Enhanced version with progress callback
|
||||
function scrollToElementWithProgress(element, offset = 0, onProgress) {
|
||||
const start = window.scrollY;
|
||||
const elementPosition = getAbsolutePosition(element);
|
||||
const target = elementPosition.top - offset;
|
||||
const distance = target - start;
|
||||
const duration = 1000; // ms
|
||||
const startTime = performance.now();
|
||||
|
||||
function animate(currentTime) {
|
||||
const elapsed = currentTime - startTime;
|
||||
const progress = Math.min(elapsed / duration, 1);
|
||||
|
||||
// Easing function for smooth animation
|
||||
const easeProgress = 1 - Math.pow(1 - progress, 3);
|
||||
|
||||
const currentPosition = start + (distance * easeProgress);
|
||||
window.scrollTo(0, currentPosition);
|
||||
|
||||
if (onProgress) {
|
||||
onProgress(progress);
|
||||
}
|
||||
|
||||
if (progress < 1) {
|
||||
requestAnimationFrame(animate);
|
||||
}
|
||||
}
|
||||
|
||||
requestAnimationFrame(animate);
|
||||
}
|
||||
|
||||
function scrollToElement(elementSelector) {
|
||||
const element = document.querySelector(elementSelector);
|
||||
if (element) {
|
||||
const methode=1;
|
||||
switch (methode) {
|
||||
case 1 :
|
||||
element.scrollIntoView();
|
||||
break;
|
||||
case 2 :
|
||||
smoothScrollToElement(element);
|
||||
break;
|
||||
case 3 :
|
||||
scrollToElementWithProgress(element, 0, (progress) => {
|
||||
logMsg('htmlElement',`Scroll progress: ${Math.round(progress * 100)}%`);
|
||||
});
|
||||
break;
|
||||
}
|
||||
}
|
||||
logMsg('htmlElement','scrollTo '+elementSelector);
|
||||
}
|
||||
|
||||
function getAbsolutePosition(element) {
|
||||
const rect = element.getBoundingClientRect();
|
||||
|
||||
return {
|
||||
top: rect.top + window.scrollY, // Add vertical scroll
|
||||
left: rect.left + window.scrollX, // Add horizontal scroll
|
||||
bottom: rect.bottom + window.scrollY,
|
||||
right: rect.right + window.scrollX
|
||||
};
|
||||
}
|
||||
function getPositionRelativeToParent(element) {
|
||||
const parent = element.parentElement;
|
||||
const parentRect = parent.getBoundingClientRect();
|
||||
const elementRect = element.getBoundingClientRect();
|
||||
|
||||
return {
|
||||
top: elementRect.top - parentRect.top,
|
||||
left: elementRect.left - parentRect.left,
|
||||
bottom: elementRect.bottom - parentRect.top,
|
||||
right: elementRect.right - parentRect.left
|
||||
};
|
||||
}
|
||||
|
||||
function smoothScrollToElement(element, offset = 0) {
|
||||
const elementPosition = getAbsolutePosition(element);
|
||||
const targetScroll = elementPosition.top - offset;
|
||||
|
||||
// Smooth scroll with animation
|
||||
window.scrollTo({
|
||||
top: targetScroll,
|
||||
behavior: 'smooth'
|
||||
});
|
||||
}
|
||||
|
||||
// Enhanced version with progress callback
|
||||
function scrollToElementWithProgress(element, offset = 0, onProgress) {
|
||||
const start = window.scrollY;
|
||||
const elementPosition = getAbsolutePosition(element);
|
||||
const target = elementPosition.top - offset;
|
||||
const distance = target - start;
|
||||
const duration = 1000; // ms
|
||||
const startTime = performance.now();
|
||||
|
||||
function animate(currentTime) {
|
||||
const elapsed = currentTime - startTime;
|
||||
const progress = Math.min(elapsed / duration, 1);
|
||||
|
||||
// Easing function for smooth animation
|
||||
const easeProgress = 1 - Math.pow(1 - progress, 3);
|
||||
|
||||
const currentPosition = start + (distance * easeProgress);
|
||||
window.scrollTo(0, currentPosition);
|
||||
|
||||
if (onProgress) {
|
||||
onProgress(progress);
|
||||
}
|
||||
|
||||
if (progress < 1) {
|
||||
requestAnimationFrame(animate);
|
||||
}
|
||||
}
|
||||
|
||||
requestAnimationFrame(animate);
|
||||
}
|
||||
|
||||
function scrollToElement(elementSelector) {
|
||||
const element = document.querySelector(elementSelector);
|
||||
if (element) {
|
||||
const methode=1;
|
||||
switch (methode) {
|
||||
case 1 :
|
||||
element.scrollIntoView();
|
||||
break;
|
||||
case 2 :
|
||||
smoothScrollToElement(element);
|
||||
break;
|
||||
case 3 :
|
||||
scrollToElementWithProgress(element, 0, (progress) => {
|
||||
logMsg('htmlElement',`Scroll progress: ${Math.round(progress * 100)}%`);
|
||||
});
|
||||
break;
|
||||
}
|
||||
}
|
||||
logMsg('htmlElement','scrollTo '+elementSelector);
|
||||
}
|
||||
@@ -1,119 +0,0 @@
|
||||
:root {
|
||||
|
||||
--dark-mode: 1;
|
||||
|
||||
--r-sombre: 0;
|
||||
--g-sombre: 0;
|
||||
--b-sombre: 0;
|
||||
|
||||
--r-clair: 245;
|
||||
--g-clair: 245;
|
||||
--b-clair: 240;
|
||||
|
||||
--rgb-sombre: var(--r-sombre), var(--g-sombre), var(--b-sombre);
|
||||
--rgb-clair: var(--r-clair), var(--g-clair), var(--b-clair);
|
||||
|
||||
--couleur-sombre: rgb(var(--rgb-sombre));
|
||||
--couleur-clair: rgb(var(--rgb-clair));
|
||||
|
||||
--couleur-texte: black;
|
||||
--couleur-fond: var(--couleur-clair);
|
||||
|
||||
--marker-before-height: 5px;
|
||||
--marker-after-height: 12px;
|
||||
--section-min-height: 80px;
|
||||
|
||||
--section-header-height: 120px;
|
||||
--section-navbar-height: var(--section-min-height);
|
||||
--section-synthese-height: 120px;
|
||||
--section-principale-height: 400px;
|
||||
--section-footer-height: 100vh;
|
||||
}
|
||||
|
||||
@font-face {
|
||||
font-family: 'Fonte-Texte';
|
||||
font-display: fallback;
|
||||
/* Penser à bien héberger la font sur le même domaine que mon site */
|
||||
src: url(../fonts/Fonte-Texte.woff2) format('woff2');
|
||||
/* Réutiliser ici exactement la même liste unicode que ci-dessus */
|
||||
unicode-range: U+20-5F, U+61-7A, U+7C, U+A0, U+A7, U+A9, U+AB, U+B2-B3, U+BB, U+C0, U+C2, U+C6-CB,
|
||||
U+CE-CF, U+D4, U+D9, U+DB-DC, U+E0, U+E2, U+E6-EB, U+EE-EF, U+F4, U+F9, U+FB-FC, U+FF,
|
||||
U+152-153, U+178, U+2B3, U+2E2, U+1D48-1D49, U+2010-2011, U+2013-2014, U+2019, U+201C-201D,
|
||||
U+2020-2021, U+2026, U+202F-2030, U+20AC, U+2212;
|
||||
}
|
||||
|
||||
@font-face {
|
||||
font-family: 'Fonte-Titre';
|
||||
font-display: fallback;
|
||||
/* Penser à bien héberger la font sur le même domaine que mon site */
|
||||
src: url(../fonts/Fonte-Titre.woff2) format('woff2');
|
||||
/* Réutiliser ici exactement la même liste unicode que ci-dessus */
|
||||
unicode-range: U+20-5F, U+61-7A, U+7C, U+A0, U+A7, U+A9, U+AB, U+B2-B3, U+BB, U+C0, U+C2, U+C6-CB,
|
||||
U+CE-CF, U+D4, U+D9, U+DB-DC, U+E0, U+E2, U+E6-EB, U+EE-EF, U+F4, U+F9, U+FB-FC, U+FF,
|
||||
U+152-153, U+178, U+2B3, U+2E2, U+1D48-1D49, U+2010-2011, U+2013-2014, U+2019, U+201C-201D,
|
||||
U+2020-2021, U+2026, U+202F-2030, U+20AC, U+2212;
|
||||
}
|
||||
|
||||
html {
|
||||
font-family: Fonte-Texte, monospace;
|
||||
width: 95%;
|
||||
padding-left: 0;
|
||||
padding-right: 0;
|
||||
margin: 0 auto;
|
||||
background: var(--couleur-fond);
|
||||
color: var(--couleur-texte);
|
||||
}
|
||||
|
||||
body {
|
||||
padding: 0;
|
||||
margin: 0;
|
||||
min-height:1000px;
|
||||
}
|
||||
|
||||
.div_before_section {
|
||||
color: var(--couleur-texte);
|
||||
background-color: black;
|
||||
height: var(--marker-before-height);
|
||||
}
|
||||
.div_section {
|
||||
min-height: var(--section-min-height);
|
||||
}
|
||||
.div_after_section {
|
||||
color: var(--couleur-texte);
|
||||
background-color: red;
|
||||
height: var(--marker-after-height);
|
||||
}
|
||||
|
||||
.header {
|
||||
height: var(--section-header-height);
|
||||
background-color: aqua;
|
||||
}
|
||||
.navbar {
|
||||
position: relative;
|
||||
height: var(--section-navbar-height);
|
||||
background-color: yellow;
|
||||
}
|
||||
|
||||
.navbar_fixed {
|
||||
position: fixed;
|
||||
top: 0;
|
||||
width: 70%;
|
||||
}
|
||||
.div_before_synthese_when_navbar_fixed {
|
||||
height: calc(var(--section-navbar-height) - var(--marker-after-height) - var(--marker-before-height));
|
||||
}
|
||||
|
||||
.synthese {
|
||||
background-color: pink;
|
||||
height: var(--section-synthese-height);
|
||||
}
|
||||
|
||||
.principale {
|
||||
height: var(--section-principale-height);
|
||||
}
|
||||
|
||||
.footer {
|
||||
background-color: greenyellow;
|
||||
height: var(--section-footer-height);
|
||||
}
|
||||
|
||||
@@ -1,54 +0,0 @@
|
||||
|
||||
function intersectionObserverLog(message) {
|
||||
logMsg('intersectionObserver', message);
|
||||
}
|
||||
function intersectionObserverLogVisibility(_id, _visible) {
|
||||
if (_visible) {
|
||||
intersectionObserverLog(_id + ' is Visible');
|
||||
} else {
|
||||
intersectionObserverLog(_id + ' is NOT Visible');
|
||||
}
|
||||
}
|
||||
|
||||
const intersectionObserverRegistry = new Object();
|
||||
function setIntersectionObserverRegistry(parametre, valeur)
|
||||
{
|
||||
intersectionObserverRegistry[parametre] = valeur;
|
||||
}
|
||||
function getIntersectionObserverRegistry(parametre)
|
||||
{
|
||||
return intersectionObserverRegistry[parametre];
|
||||
}
|
||||
function entryVisiblity(_id, _visible) {
|
||||
let entry=getIntersectionObserverRegistry(_id);
|
||||
if (entry) return entry(_visible);
|
||||
return intersectionObserverLogVisibility(_id, _visible)
|
||||
}
|
||||
|
||||
// Create a function that will handle any intersection between some elements and the viewport.
|
||||
const handleIntersectionObserverEntries = function (entries) {
|
||||
entries.forEach(entry => {
|
||||
intersectionObserverLog(entry.target.id+' ratio '+entry.intersectionRatio);
|
||||
if (typeof entryVisiblity === 'function') entryVisiblity(entry.target.id, entry.isIntersecting);
|
||||
});
|
||||
}
|
||||
const intersectionObserver = new IntersectionObserver(handleIntersectionObserverEntries,{
|
||||
// Dès qu'il y a ne serait-ce qu'un pixel au dessus de la ligne rouge
|
||||
// => donc threshold = 1
|
||||
threshold: 0,
|
||||
// On met la hauteur en pixel entre la fin de l'image et la ligne rouge
|
||||
// C'est négatif parce qu'on entre à l'intérieur de l'image. Si le nombre
|
||||
// était positif, alors la ligne rouge se retrouverait sous l'image
|
||||
rootMargin: '-1px 0px'
|
||||
//rootMargin: '2px 0px'
|
||||
});
|
||||
|
||||
function addIntersectionObserverEntry(_id, _func)
|
||||
{
|
||||
let item = document.querySelector('#'+_id);
|
||||
if ((item) && (intersectionObserver)) {
|
||||
setIntersectionObserverRegistry(_id, _func);
|
||||
intersectionObserver.observe(item);
|
||||
logMsg('intersectionObserver', 'Add entry for '+ _id);
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user