@geogirafe/lib-geoportal
Version:
GeoGirafe is a flexible application to build online geoportals.
162 lines (161 loc) • 14.2 kB
JavaScript
import { html as uHtml } from 'uhtml';
// SPDX-License-Identifier: Apache-2.0
import GirafeHTMLElement from '../../base/GirafeHTMLElement.js';
// Css "top" values corresponding to the above modes:
const TOP_FULL = 'calc( env(safe-area-inset-top) + 1rem)';
const TOP_REDUCED = 'calc(100dvh - env(safe-area-inset-bottom) - 4rem)';
const TOP_HALF = '50dvh';
const TOP_CLOSED = '101dvh';
// Velocity of the top sliding gesture applied to the top handle, in pixels per milliseconds,
// to trigger a closing (if swiping down) or full opening (if swiping up) of the whole panel
const SLIDE_VELOCITY_THRESHOLD = 1.5;
export default class SwipeUpPanelMobile extends GirafeHTMLElement {
templateUrl = null;
styleUrls = null;
template = () => {
return uHtml `<style>
.hidden{display:none}.gg-rotate90{transform:rotate(90deg)}.gg-rotate180{transform:rotate(180deg)}.gg-rotate270{transform:rotate(270deg)}img{filter:var(--svg-filter)}img.legend-image{filter:var(--svg-map-filter);background:var(--svg-legend-bkg)}div{scrollbar-width:thin}a,a:visited{color:var(--link-color)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes spin-wait{0%{transform:rotate(0)}7%{transform:rotate(360deg)}to{transform:rotate(360deg)}}.gg-spin{animation-name:spin;animation-duration:2s;animation-timing-function:linear;animation-iteration-count:infinite}.gg-spin-wait{animation-name:spin-wait;animation-duration:10s;animation-timing-function:linear;animation-iteration-count:infinite}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-thumb{background:#999}button,input,select,textarea{font:inherit}.gg-button,.gg-select,.gg-input,.gg-textarea{background-color:var(--bkg-color);color:var(--text-color);border:var(--app-standard-border);box-sizing:border-box;cursor:pointer;border-radius:3px;outline:0;margin:0;padding:0 0 0 .5rem;display:inline-block}.gg-label{background-color:var(--bkg-color);color:var(--text-color);border:none;align-items:center;margin:0;padding:0;display:flex}.gg-button,.gg-select,.gg-input,.gg-label{min-height:calc(var(--app-standard-height) / 1.5)}.gg-textarea{max-height:initial;resize:vertical;height:6rem;padding:.5rem;line-height:1.3rem}.gg-input{cursor:text}.gg-checkbox{accent-color:var(--text-color);width:1.2rem}.gg-range{accent-color:var(--text-color)}.gg-button{padding:0 .5rem}.gg-button.active{border:solid 1px var(--text-color-grad1);background-color:var(--bkg-color-grad2)}.gg-button:disabled{background-color:var(--bkg-color-grad1);color:var(--text-color-grad2);cursor:not-allowed;border:none}.gg-button:disabled img{filter:opacity(.6)}.gg-input:disabled,.gg-select:disabled,.gg-textarea:disabled{background-color:var(--bkg-color-grad1);color:var(--text-color-grad2);cursor:not-allowed}.gg-button>img{vertical-align:middle}.gg-icon-button{color:var(--text-color);cursor:pointer;background-color:#0000;border:none;flex-direction:column;justify-content:center;align-items:center;padding:0;display:flex}.gg-icon{justify-content:center;align-items:center;display:flex}.gg-big,.gg-big-withtext{min-width:var(--app-standard-height);min-height:var(--app-standard-height);max-height:var(--app-standard-height)}.gg-big img,.gg-big-withtext img{width:calc(var(--app-standard-height) - 1.5rem);margin:0}.gg-big-withtext span{font-variant:small-caps;padding:0 1rem;font-size:.9rem}.gg-medium,.gg-medium-withtext{min-width:calc(var(--app-standard-height) / 1.2);min-height:calc(var(--app-standard-height) / 1.2);max-height:calc(var(--app-standard-height) / 1.2);flex-direction:row}.gg-medium img{width:calc(var(--app-standard-height) / 2.4);margin:0}.gg-medium-withtext img{width:calc(var(--app-standard-height) / 2.4);margin-left:.5rem}.gg-medium-withtext span{padding:0 1rem 0 .5rem;font-size:.9rem}.gg-small,.gg-small-withtext{min-width:calc(var(--app-standard-height) / 2);min-height:calc(var(--app-standard-height) / 2);max-height:calc(var(--app-standard-height) / 2);flex-direction:row}.gg-small img{width:calc(var(--app-standard-height) / 3);margin:0}.gg-small-withtext img{width:calc(var(--app-standard-height) / 3);margin-left:.5rem}.gg-small-withtext span{padding:0 .5rem 0 .3rem;font-size:.9rem}.gg-button:hover:not(:disabled),.gg-select:hover:not(:disabled),.gg-input:hover:not(:disabled),.gg-textarea:hover:not(:disabled),.gg-icon-button:hover:not(:disabled){background-color:var(--bkg-color-grad1)}.gg-opacity{opacity:.5}.gg-opacity:hover{opacity:1;background-color:#0000}.gg-tabs{cursor:pointer;grid-auto-flow:column;padding-bottom:1rem;font-size:1rem;display:grid}.gg-tab{border:none;border-bottom:var(--app-standard-border);cursor:pointer;color:var(--text-color);background:0 0;padding:.5rem}.gg-tab.active{border-bottom:solid 1px var(--text-color)}.girafe-button-big,.girafe-button-large,.girafe-button-small,.girafe-button-tiny{color:var(--text-color);background-color:#0000;border:none;flex-direction:column;display:flex}.girafe-button-big:hover,.girafe-button-large:hover,.girafe-button-small:hover,.girafe-button-tiny:hover{background-color:var(--bkg-color-grad1);cursor:pointer}.girafe-button-big.dark,.girafe-button-large.dark,.girafe-button-small.dark,.girafe-button-tiny.dark{background-color:var(--bkg-color);filter:invert()}.girafe-button-big{width:var(--app-standard-height);height:var(--app-standard-height);align-items:center;padding:1rem}.girafe-button-big img{overflow:hidden}.girafe-button-large{flex-direction:row}.girafe-button-large img{height:2rem;margin:.3rem}.girafe-button-large span{height:2rem;margin:.3rem;line-height:2rem}.girafe-button-small{min-width:calc(var(--app-standard-height) / 2);height:calc(var(--app-standard-height) / 2);align-items:center;padding:.5rem}.girafe-button-small img{overflow:hidden}.girafe-button-small span{text-align:left;text-overflow:ellipsis;width:100%;overflow:hidden}.girafe-button-tiny{align-items:center;width:1rem;height:1rem;padding:0}.girafe-button-tiny img{overflow:hidden}.girafe-onboarding-theme{background-color:var(--bkg-color);color:var(--text-color)}.girafe-onboarding-theme button{background-color:var(--bkg-color);color:var(--text-color);text-shadow:none}.girafe-onboarding-theme button.driver-popover-close-btn{z-index:10000}.tippy-box{background-color:var(--bkg-color);border:var(--app-standard-border)}.tippy-content{color:var(--text-color)}.tippy-arrow{color:var(--bkg-color)}.tippy-box[data-theme~=error]{background-color:var(--error-color);white-space:pre-line}div.tippy-box[data-theme=image-popup]{border:var(--app-standard-border);& div.tippy-content{background-color:var(--bkg-color);& img{max-width:20rem;max-height:20rem}}& div.tippy-arrow{color:var(--bkg-color)}}
</style><style>
#swipe-up-panel{z-index:20;backdrop-filter:blur(5px);background:var(--bkg-color);border-top-left-radius:1rem;border-top-right-radius:1rem;height:100dvh;position:absolute;overflow:hidden}@media (orientation:portrait){#swipe-up-panel{width:100vw}}@media (orientation:landscape){#swipe-up-panel{width:max(min(calc(50vw - env(safe-area-inset-left) - 1.5rem), 550px), 440px);left:calc(env(safe-area-inset-left) + 1rem)}}.top-container{z-index:2;background:inherit;backdrop-filter:blur(5px);width:100%;height:35px;position:relative}.middle-container{width:calc(100% - 2rem);margin-top:-35px;padding-top:35px;padding-left:1rem;padding-right:1rem;overflow:scroll}.handle-container{touch-action:none;width:100%;height:100%;position:relative}.handle{background-color:#7779;border-radius:10px;width:3rem;height:4px;margin:auto;position:absolute;inset:0}.close-button{opacity:.6;position:absolute;top:.3rem;right:1rem}.easeTransition{transition:all .3s}.upsideDown{transform:rotate(180deg)}.hidden{visibility:none}.dark-mode{background-color:#000b}.dark-mode .close-button{filter:invert();opacity:.4}.light-mode{background-color:#fffb}
</style>
<style>${this.customStyle}</style>
<div id="swipe-up-panel" class="hidden"><div class="top-container"><div class="handle-container" onpointerdown="${(e) => this.swipeHandleOnPointerDown(e)}" onpointerup="${() => this.swipeHandleOnPointerUp()}" onpointermove="${(e) => this.swipeHandleOnPointerMove(e)}"><div class="handle"></div></div><img class="close-button" alt="close swipe up panel" src="icons/close.svg" onpointerdown="${() => this.closeButtonOnPointerDown()}"></div><div class="middle-container"><slot name="main"></slot></div></div>
${this.htmlUnsafe(this.feedbackTemplateHtml ?? '')}`;
};
container;
middleContainer;
pointerYOrigin = 0;
containerTopStart = 0;
isPointerDown = false;
pointerVelocity = 0;
previousPointerY = 0;
previousMoveTimestamp = 0;
resizeObserver = null;
constructor() {
super('swipe-up-panel-mobile');
}
connectedCallback() {
super.connectedCallback();
// Render the panel for the first time, as hidden so that we can make references to the DOM elements
this.render();
this.container = this.shadow.getElementById('swipe-up-panel');
this.middleContainer = this.shadow.querySelector('.middle-container');
// Toggle to dark mode when needed
this.subscribe('interface.darkFrontendMode', (_oldValue, newValue) => {
const isDarkMode = newValue;
this.container.classList.add(isDarkMode ? 'dark-mode' : 'light-mode');
this.container.classList.remove(isDarkMode ? 'light-mode' : 'dark-mode');
});
// Set up resize observer to handle keyboard open/close and other viewport changes
this.setupResizeObserver();
// Placing it below
this.container.style.top = TOP_CLOSED;
// Removing the hidden CSS class that was hiding the panel
this.container.classList.remove('hidden');
// Allow the panel to be adjusted from the global state. Also called at init time
this.subscribe('interface.swipeupPanelMode', (_oldValue, newValue) => {
if (newValue === 'manual') {
return;
}
this.animateToMode(newValue);
});
}
/**
* Adds the capability to adjust the swipeup panel size when the mobile virtual keyboard shows up
*/
setupResizeObserver() {
// Use visualViewport if available (better for keyboard detection)
if (window.visualViewport) {
window.visualViewport.addEventListener('resize', () => {
this.adjustMiddleContainerToContent();
});
}
// Fallback to ResizeObserver on document.body
this.resizeObserver = new ResizeObserver(() => {
this.adjustMiddleContainerToContent();
});
this.resizeObserver.observe(document.body);
}
/**
* Update the state of the panel in an animated way
* @param mode
*/
animateToMode(mode) {
// The class to animate a transition is added only when the position is adjusted
// non-manualy, otherwise it creates some non-linear delay when grabbing the handle
this.container.classList.add('easeTransition');
switch (mode) {
case 'full':
this.container.style.top = TOP_FULL;
break;
case 'reduced':
this.container.style.top = TOP_REDUCED;
break;
case 'half':
this.container.style.top = TOP_HALF;
break;
default:
this.container.style.top = TOP_CLOSED;
break;
}
let shoudlUpdate = true;
// Animate the resizing of the container height to avoid
// a single (brutal) update at the end of the resizing
const refreshContainerheight = () => {
this.adjustMiddleContainerToContent();
if (shoudlUpdate) {
requestAnimationFrame(refreshContainerheight);
}
};
refreshContainerheight();
// Keeping the easing only when folding, removing it after 350ms
// because the CSS transition takes 300ms
setTimeout(() => {
shoudlUpdate = false;
this.container.classList.remove('easeTransition');
}, 350);
}
adjustMiddleContainerToContent() {
if (!this.middleContainer || !this.container) {
return;
}
this.middleContainer.style.height = `calc(100dvh - max(${TOP_FULL}, ${Number.parseInt(window.getComputedStyle(this.container).top)}px) - 35px)`;
}
swipeHandleOnPointerDown(e) {
e.preventDefault();
this.isPointerDown = true;
this.pointerYOrigin = e.clientY;
this.containerTopStart = Number.parseInt(window.getComputedStyle(this.container).top) || 0;
}
swipeHandleOnPointerUp() {
this.isPointerDown = false;
// If the panel was dragged upwards or downwards "fast enough", then it goes
// all the way up or down (closed).
if (this.pointerVelocity > SLIDE_VELOCITY_THRESHOLD) {
this.state.interface.swipeupPanelMode = 'closed';
}
else if (this.pointerVelocity < -SLIDE_VELOCITY_THRESHOLD) {
this.state.interface.swipeupPanelMode = 'full';
}
}
swipeHandleOnPointerMove(e) {
e.preventDefault();
e.stopImmediatePropagation();
e.stopPropagation();
this.state.interface.swipeupPanelMode = 'manual';
if (!this.isPointerDown) {
return;
}
const deltaY = this.pointerYOrigin - e.clientY;
const newTopValue = this.containerTopStart - deltaY;
// Adjust the height of the entire panel based on the pointer movement (y-axis only)
this.container.style.top = `min( ${TOP_REDUCED}, max(${TOP_FULL}, ${newTopValue}px) )`;
this.middleContainer.style.height = `max(calc(100dvh - max(${TOP_FULL}, ${newTopValue}px) - 35px), 2rem)`;
this.pointerVelocity = (e.clientY - this.previousPointerY) / (Date.now() - this.previousMoveTimestamp);
this.previousPointerY = e.clientY;
this.previousMoveTimestamp = Date.now();
}
closeButtonOnPointerDown() {
this.state.interface.swipeupPanelMode = 'closed';
}
}