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<script lang="ts">
import {defineComponent} from 'vue';
import Tile from './Tile.vue';
import {TolNode, LayoutTree, LayoutNode} from '../lib';
import type {LayoutOptions} from '../lib';
// Import paths lack a .ts or .js extension because .ts makes vue-tsc complain, and .js makes vite complain
// Obtain tree-of-life data
import tolRaw from '../tol.json';
function preprocessTol(node: any): any {
// Add 'children' fields if missing
if (node.children == null){
node.children = [];
} else {
node.children.forEach(preprocessTol);
}
return node;
}
const tol: TolNode = preprocessTol(tolRaw);
// Configurable settings
const defaultLayoutOptions: LayoutOptions = {
tileSpacing: 8, //px
headerSz: 20, //px
minTileSz: 50, //px
maxTileSz: 200, //px
layoutType: 'sweep', //'sqr' | 'rect' | 'sweep'
rectMode: 'auto', //'horz' | 'vert' | 'linear' | 'auto'
sweepMode: 'left', //'left' | 'top' | 'shorter' | 'auto'
sweptNodesPrio: 'linear', //'linear' | 'sqrt' | 'pow-2/3'
sweepingToParent: true,
};
const defaultOtherOptions = {
rootOffset: 5, //px (min offset of root tile from display area boundary)
transitionDuration: 300, //ms
resizeDelay: 100, //ms (delay for non-continous relayout during window-resizing)
};
// Component holds a tree structure representing a subtree of 'tol' to be rendered
// Collects events about tile expansion/collapse and window-resize, and initiates relayout of tiles
export default defineComponent({
data(){
return {
layoutTree: new LayoutTree(tol, defaultLayoutOptions, 0),
layoutOptions: {...defaultLayoutOptions},
otherOptions: {...defaultOtherOptions},
width: document.documentElement.clientWidth - (defaultOtherOptions.rootOffset * 2),
height: document.documentElement.clientHeight - (defaultOtherOptions.rootOffset * 2),
resizeThrottled: false,
}
},
methods: {
onResize(){
if (!this.resizeThrottled){
// Update data and relayout tiles
this.width = document.documentElement.clientWidth - (this.otherOptions.rootOffset * 2);
this.height = document.documentElement.clientHeight - (this.otherOptions.rootOffset * 2);
if (!this.layoutTree.tryLayout([0,0], [this.width,this.height])){
console.log('Unable to layout tree');
}
// Prevent re-triggering until after a delay
this.resizeThrottled = true;
setTimeout(() => {this.resizeThrottled = false;}, this.otherOptions.resizeDelay);
}
},
onInnerLeafClicked({layoutNode, domNode}: {layoutNode: LayoutNode, domNode: HTMLElement}){
if (layoutNode.tolNode.children.length == 0){
//console.log('Tile to expand has no children');
return;
}
let success = this.layoutTree.tryLayout([0,0], [this.width,this.height],
{type: 'expand', node: layoutNode});
if (!success){
// Trigger failure animation
domNode.classList.remove('animate-expand-shrink');
domNode.offsetWidth; // Triggers reflow
domNode.classList.add('animate-expand-shrink');
//console.log('Unable to layout tree');
}
},
onInnerHeaderClicked({layoutNode, domNode}: {layoutNode: LayoutNode, domNode: HTMLElement}){
let success = this.layoutTree.tryLayout([0,0], [this.width,this.height],
{type: 'collapse', node: layoutNode});
if (!success){
// Trigger failure animation
domNode.classList.remove('animate-shrink-expand');
domNode.offsetWidth; // Triggers reflow
domNode.classList.add('animate-shrink-expand');
//console.log('Unable to layout tree');
}
},
},
created(){
window.addEventListener('resize', this.onResize);
if (!this.layoutTree.tryLayout([0,0], [this.width,this.height])){
console.log('Unable to layout tree');
}
},
unmounted(){
window.removeEventListener('resize', this.onResize);
},
components: {
Tile,
},
});
</script>
<template>
<div class="h-screen bg-stone-800">
<tile :layoutNode="layoutTree.root"
:headerSz="layoutOptions.headerSz" :tileSpacing="layoutOptions.tileSpacing"
:transitionDuration="otherOptions.transitionDuration" :isRoot="true"
@leaf-clicked="onInnerLeafClicked" @header-clicked="onInnerHeaderClicked"/>
</div>
</template>
<style>
.animate-expand-shrink {
animation-name: expand-shrink;
animation-duration: 300ms;
animation-iteration-count: 1;
animation-timing-function: ease-in-out;
}
@keyframes expand-shrink {
from {
transform: scale(1, 1);
}
50% {
transform: scale(1.1, 1.1);
}
to {
transform: scale(1, 1);
}
}
.animate-shrink-expand {
animation-name: shrink-expand;
animation-duration: 300ms;
animation-iteration-count: 1;
animation-timing-function: ease-in-out;
}
@keyframes shrink-expand {
from {
transform: translate3d(0,0,0) scale(1, 1);
}
50% {
transform: translate3d(0,0,0) scale(0.9, 0.9);
}
to {
transform: translate3d(0,0,0) scale(1, 1);
}
}
</style>
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