@geogirafe/lib-geoportal
Version:
GeoGirafe is a flexible application to build online geoportals.
200 lines (198 loc) • 13.6 kB
JavaScript
import { html as uHtml } from 'uhtml';
import GirafeHTMLElement from '../../base/GirafeHTMLElement';
// Css "top" values corresponding to the above modes:
const TOP_FULL = 'calc( env(safe-area-inset-top) + 2rem)';
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 {
constructor() {
super('swipe-up-panel-mobile');
Object.defineProperty(this, "template", {
enumerable: true,
configurable: true,
writable: true,
value: () => {
return uHtml `<style>
*{font-family:Arial,sans-serif}.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{color:var(--link-color)}a:visited{color:var(--link-color)}@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes spin-wait{0%{transform:rotate(0)}7%{transform:rotate(360deg)}100%{transform:rotate(360deg)}}.gg-spin{animation-name:spin;animation-duration:2s;animation-iteration-count:infinite;animation-timing-function:linear}.gg-spin-wait{animation-name:spin-wait;animation-duration:10s;animation-iteration-count:infinite;animation-timing-function:linear}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-thumb{background:#999}.gg-button,.gg-input,.gg-select,.gg-textarea{background-color:var(--bkg-color);color:var(--text-color);outline:0;border-radius:3px;border:var(--app-standard-border);display:inline-block;box-sizing:border-box;padding:0 0 0 .5rem;margin:0;cursor:pointer}.gg-label{background-color:var(--bkg-color);color:var(--text-color);border:none;display:flex;align-items:center;padding:0;margin:0}.gg-button,.gg-input,.gg-label,.gg-select{min-height:calc(var(--app-standard-height)/ 1.5)}.gg-textarea{max-height:initial;padding:.5rem;height:6rem;resize:vertical;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-grad2);background-color:var(--text-color-grad2);color:var(--bkg-color)}.gg-button:disabled{background-color:#d3d3d3;color:grey;border:none;cursor:not-allowed}.gg-input:disabled,.gg-select:disabled,.gg-textarea:disabled{background-color:#d3d3d3;color:grey;cursor:not-allowed}.gg-button>img{vertical-align:middle}.gg-icon-button{border:none;background-color:transparent;display:flex;flex-direction:column;color:var(--text-color);padding:0;align-items:center;justify-content:center;cursor:pointer}.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{margin:0;width:calc(var(--app-standard-height) - 1.5rem)}.gg-big-withtext span{font-size:.9rem;font-variant:small-caps;padding:0 1rem}.gg-medium,.gg-medium-withtext{flex-direction:row;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)}.gg-medium img{margin:0;width:calc(var(--app-standard-height)/ 2.4)}.gg-medium-withtext img{margin-left:.5rem;width:calc(var(--app-standard-height)/ 2.4)}.gg-medium-withtext span{font-size:.9rem;padding:0 1rem;padding-left:.5rem}.gg-small,.gg-small-withtext{flex-direction:row;min-width:calc(var(--app-standard-height)/ 2);min-height:calc(var(--app-standard-height)/ 2);max-height:calc(var(--app-standard-height)/ 2)}.gg-small img{margin:0;width:calc(var(--app-standard-height)/ 3)}.gg-small-withtext img{margin-left:.5rem;width:calc(var(--app-standard-height)/ 3)}.gg-small-withtext span{font-size:.9rem;padding:0 .5rem;padding-left:.3rem}.gg-button:hover,.gg-icon-button:hover,.gg-input:hover,.gg-select:hover,.gg-textarea:hover{background-color:var(--bkg-color-grad1)}.gg-opacity{opacity:.5}.gg-opacity:hover{background-color:transparent;opacity:1}.gg-tabs{display:flex;justify-content:left;margin:.5rem auto 0;border-bottom:1px solid grey;cursor:pointer;height:2rem;align-items:end;gap:1rem;margin-bottom:1rem}.gg-tab{border:none;background:0 0;cursor:pointer;padding:.5rem;color:var(--text-color)}.gg-tab.active{border-bottom:solid 2px var(--text-color-grad2);font-weight:600}.girafe-button-big,.girafe-button-large,.girafe-button-small,.girafe-button-tiny{border:none;background-color:transparent;display:flex;flex-direction:column;color:var(--text-color)}.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(1)}.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{margin:.3rem;height:2rem}.girafe-button-large span{line-height:2rem;height:2rem;margin:.3rem}.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{width:100%;text-align:left;overflow:hidden;text-overflow:ellipsis}.girafe-button-tiny{width:1rem;height:1rem;align-items:center;padding:0}.girafe-button-tiny img{overflow:hidden}
</style><style>
#swipe-up-panel{position:absolute;width:100vw;height:100dvh;z-index:20;border-top-left-radius:7vw;border-top-right-radius:7vw;overflow:hidden;backdrop-filter:blur(5px);box-shadow:0 0 38px -14px rgb(1 3 65 / 71%)}.top-container{position:relative;width:100%;height:9vw;z-index:2;background:inherit;backdrop-filter:blur(5px)}.middle-container{width:100%;overflow:scroll;margin-top:-9vw;padding-top:9vw}.handle-container{position:relative;width:100%;height:100%;touch-action:none}.handle{position:absolute;width:20%;height:5px;border-radius:10px;background-color:rgba(119,119,119,.6);top:0;left:0;right:0;bottom:0;margin:auto}.close-button{position:absolute;top:3px;right:0;bottom:0;margin:auto;width:40px;opacity:40%;margin-right:1.5em}.easeTransition{transition:all ease .3s}.upsideDown{transform:rotate(180deg)}.hidden{visibility:none}.dark-mode{background-color:#000000bb}.dark-mode .close-button{filter:invert();opacity:.4}.light-mode{background-color:#ffffffbb}
</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="${(e) => this.swipeHandleOnPointerMove(e)}">
<div class="handle"></div>
</div>
<img
class="close-button"
alt="close swipe up panel"
src="icons/sort-down-black.svg"
onpointerdown="${() => this.closeButtonOnPointerDown()}" />
</div>
<div class="middle-container">
<slot name="main"></slot>
</div>
</div>
`;
}
});
Object.defineProperty(this, "container", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "middleContainer", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "pointerYOrigin", {
enumerable: true,
configurable: true,
writable: true,
value: 0
});
Object.defineProperty(this, "containerTopStart", {
enumerable: true,
configurable: true,
writable: true,
value: 0
});
Object.defineProperty(this, "isPointerDown", {
enumerable: true,
configurable: true,
writable: true,
value: false
});
Object.defineProperty(this, "pointerVelocity", {
enumerable: true,
configurable: true,
writable: true,
value: 0
});
Object.defineProperty(this, "previousPointerY", {
enumerable: true,
configurable: true,
writable: true,
value: 0
});
Object.defineProperty(this, "previousMoveTimestamp", {
enumerable: true,
configurable: true,
writable: true,
value: 0
});
// 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');
});
// 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);
});
}
/**
* 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) - 9vw)`;
}
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}, ${newTopValue}px) )`;
this.middleContainer.style.height = `calc(100dvh - max(${TOP_FULL}, ${newTopValue}px) - 9vw)`;
this.pointerVelocity = (e.clientY - this.previousPointerY) / (Date.now() - this.previousMoveTimestamp);
this.previousPointerY = e.clientY;
this.previousMoveTimestamp = Date.now();
}
closeButtonOnPointerDown() {
this.state.interface.swipeupPanelMode = 'closed';
}
}