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<script>
import Tile from './Tile.vue';
import tol from '/src/tol.json';
function preprocessTol(tree){
if (!tree.children){
tree.children = [];
} else {
tree.children.forEach(preprocessTol);
}
}
preprocessTol(tol);
import {staticSqrLayout, staticRectLayout, sweepToSideLayout} from '/src/layout.js';
let LAYOUT_SYS = sweepToSideLayout;
export default {
data(){
return {
tree: this.initTree(tol, 1),
width: document.documentElement.clientWidth,
height: document.documentElement.clientHeight,
}
},
methods: {
initTree(tol, lvl){
let tree = {
tolNode:tol, children:[],
x:0, y:0, w:0, h:0, headerSz:0,
};
function initTreeRec(tree, lvl){
if (lvl > 0)
tree.children = tree.tolNode.children.map(tNode => initTreeRec({
tolNode: tNode, children: [],
x:0, y:0, w:0, h:0, headerSz:0,
}, lvl-1));
return tree;
}
initTreeRec(tree, lvl);
LAYOUT_SYS.initLayoutInfo(tree)
return tree;
},
onResize(){
this.width = document.documentElement.clientWidth;
this.height = document.documentElement.clientHeight;
this.tryLayout(); //use best-effort collapsing-layout?
},
onInnerTileClicked(nodeList){
//nodeList holds an array of tree-objects, from the clicked-on-tile's tree-object upward
let numNewTiles = nodeList[0].tolNode.children.length;
if (numNewTiles == 0){
console.log('Tile-to-expand has no children');
return;
}
//add children
nodeList[0].children = nodeList[0].tolNode.children.map(tNode => ({
tolNode: tNode, children: [],
x:0, y:0, w:0, h:0, headerSz:0,
}));
LAYOUT_SYS.updateLayoutInfoOnExpand(nodeList);
//try to layout tree
if (!this.tryLayout())
nodeList[0].children = [];
},
onInnerHeaderClicked(nodeList){ //nodeList is array of tree-objects, from clicked-on-tile's tree-object upward
nodeList[0].children = [];
LAYOUT_SYS.updateLayoutInfoOnCollapse(nodeList);
this.tryLayout();
},
tryLayout(){
let layout = LAYOUT_SYS.genLayout(this.tree, 0, 0, this.width, this.height, true);
if (layout == null){
console.log('Unable to layout tree');
return false;
} else {
this.applyLayout(layout, this.tree);
return true;
}
},
applyLayout(layout, tree){
//layout format: {x, y, w, h, headerSz, children:[layout1, ...], contentW, contentH, empSpc}
tree.x = layout.x;
tree.y = layout.y;
tree.w = layout.w;
tree.h = layout.h;
tree.headerSz = layout.headerSz;
layout.children.forEach((n,i) => this.applyLayout(n, tree.children[i]));
}
},
created(){
window.addEventListener('resize', this.onResize);
this.tryLayout();
},
unmounted(){
window.removeEventListener('resize', this.onResize);
},
components: {
Tile
}
}
</script>
<template>
<div class="h-[100vh]">
<tile :tree="tree" @tile-clicked="onInnerTileClicked" @header-clicked="onInnerHeaderClicked"></tile>
</div>
</template>
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