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<script lang="ts">
import {defineComponent, PropType} from 'vue';
import Tile from './Tile.vue';
import ParentBar from './ParentBar.vue';
import {TolNode, LayoutNode, initLayoutTree, tryLayout} 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: 'pow-2/3', //'linear' | 'sqrt' | 'pow-2/3'
sweepingToParent: true,
};
const defaultComponentOptions = {
// For leaf/non_leaf tile and separated-parent components
borderRadius: 5, //px
shadowNormal: '0 0 2px black',
shadowHighlight: '0 0 1px 2px greenyellow',
// For leaf and separated-parent components
imgTilePadding: 4, //px
imgTileFontSz: 15, //px
imgTileColor: '#fafaf9',
expandableImgTileColor: 'greenyellow', //yellow, greenyellow, turquoise,
// For non-leaf tile-group components
nonLeafBgColors: ['#44403c', '#57534e'], //tiles at depth N use the Nth color, repeating from the start as needed
nonLeafHeaderFontSz: 15, //px
nonLeafHeaderColor: '#fafaf9',
nonLeafHeaderBgColor: '#1c1917',
// Timing related
transitionDuration: 300, //ms
dblClickWait: 200, //ms
};
const defaultOwnOptions = {
tileAreaOffset: 5, //px (space between root tile and display boundary)
parentBarSz: defaultLayoutOptions.minTileSz * 2, //px (breadth of separated-parents area)
};
// 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(){
let layoutTree = initLayoutTree(tol, 0);
return {
layoutTree: layoutTree,
activeRoot: layoutTree,
// Options
layoutOptions: {...defaultLayoutOptions},
componentOptions: {...defaultComponentOptions},
...defaultOwnOptions,
// For window-resize handling
width: document.documentElement.clientWidth,
height: document.documentElement.clientHeight,
resizeThrottled: false,
resizeDelay: 50, //ms (increasing to 100 seems to cause resize-skipping when opening browser mobile-view)
};
},
computed: {
wideArea(): boolean{
return this.width >= this.height;
},
separatedParents(): LayoutNode[] | null {
if (this.activeRoot == this.layoutTree){
return null;
}
let parents = [];
let node = this.activeRoot.parent;
while (node != null){
parents.push(node);
node = node.parent;
}
return parents.reverse();
},
tileAreaPos(){
let pos = [this.tileAreaOffset, this.tileAreaOffset] as [number, number];
if (this.separatedParents != null){
if (this.wideArea){
pos[0] += this.parentBarSz;
} else {
pos[1] += this.parentBarSz;
}
}
return pos;
},
tileAreaDims(){
let dims = [
this.width - this.tileAreaOffset*2,
this.height - this.tileAreaOffset*2
] as [number, number];
if (this.separatedParents != null){
if (this.wideArea){
dims[0] -= this.parentBarSz;
} else {
dims[1] -= this.parentBarSz;
}
}
return dims;
},
parentBarDims(): [number, number] {
if (this.wideArea){
return [this.parentBarSz, this.height];
} else {
return [this.width, this.parentBarSz];
}
},
styles(): Record<string,string> {
return {
position: 'absolute',
left: '0',
top: '0',
width: '100vw', // Making this dynamic causes white flashes when resizing
height: '100vh',
backgroundColor: '#292524',
};
},
},
methods: {
onResize(){
if (!this.resizeThrottled){
this.width = document.documentElement.clientWidth;
this.height = document.documentElement.clientHeight;
tryLayout(this.activeRoot, this.tileAreaPos, this.tileAreaDims, this.layoutOptions, true);
// Prevent re-triggering until after a delay
this.resizeThrottled = true;
setTimeout(() => {this.resizeThrottled = false;}, this.resizeDelay);
}
},
// For click events
onInnerLeafClicked({layoutNode, domNode}: {layoutNode: LayoutNode, domNode: HTMLElement}){
let success = tryLayout(this.activeRoot, this.tileAreaPos, this.tileAreaDims, this.layoutOptions, false,
{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');
}
},
onInnerHeaderClicked({layoutNode, domNode}: {layoutNode: LayoutNode, domNode: HTMLElement}){
let success = tryLayout(this.activeRoot, this.tileAreaPos, this.tileAreaDims, this.layoutOptions, false,
{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');
}
},
onInnerLeafDblClicked(layoutNode: LayoutNode){
if (layoutNode == this.activeRoot){
console.log('Ignored expand-to-view on root node');
return;
}
LayoutNode.hideUpward(layoutNode);
this.activeRoot = layoutNode;
tryLayout(layoutNode, this.tileAreaPos, this.tileAreaDims, this.layoutOptions, true,
{type: 'expand', node: layoutNode});
},
onInnerHeaderDblClicked(layoutNode: LayoutNode){
if (layoutNode.parent == null){
console.log('Ignored expand-to-view on root node');
return;
}
LayoutNode.hideUpward(layoutNode);
this.activeRoot = layoutNode;
tryLayout(layoutNode, this.tileAreaPos, this.tileAreaDims, this.layoutOptions, true);
},
// For preventing double-clicks from highlighting text
onMouseDown(evt: UIEvent){
if (evt.detail == 2){
evt.preventDefault();
}
},
},
created(){
window.addEventListener('resize', this.onResize);
tryLayout(this.activeRoot, this.tileAreaPos, this.tileAreaDims, this.layoutOptions, true);
},
unmounted(){
window.removeEventListener('resize', this.onResize);
},
components: {
Tile,
ParentBar,
},
});
</script>
<template>
<div :style="styles" @mousedown="onMouseDown">
<tile :layoutNode="layoutTree"
:headerSz="layoutOptions.headerSz" :tileSpacing="layoutOptions.tileSpacing" :options="componentOptions"
@leaf-clicked="onInnerLeafClicked" @header-clicked="onInnerHeaderClicked"
@leaf-dbl-clicked="onInnerLeafDblClicked" @header-dbl-clicked="onInnerHeaderDblClicked"/>
<parent-bar v-if="separatedParents != null"
:pos="[0,0]" :dims="parentBarDims" :nodes="separatedParents" :options="componentOptions"/>
</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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