Files
enfrancais-app/src/pages/library/CardMap.vue
T
2021-06-10 13:56:37 +02:00

103 lines
2.2 KiB
Vue

<template>
<b-overlay :show="texts === undefined" class="h-100">
<svg
width="100%" height="100%"
ref="svg" id="vis"
:view-box.camel="viewBox"
>
<g id="cards">
<foreignObject
v-for="(node, i) in nodes" :key="i"
width="500" height="300"
:x="node.x" :y="node.y"
:transform="`rotate(${node.rotate})`"
>
<node-view
:node="texts[i]"
mode="card"
/>
</foreignObject>
</g>
</svg>
</b-overlay>
</template>
<script>
import { mapGetters } from 'vuex'
import { select, randomUniform, zoom } from 'd3'
import {
forceSimulation, forceCenter, forceCollide
} from 'd3-force'
import { NodeView } from '@/components/nodes'
export default {
name: 'CardMap',
components: {
NodeView
},
data () {
return {
width: 100,
height: 100,
nodes: undefined,
simulation: forceSimulation(),
viewBox: null,
texts: undefined
}
},
computed: {
...mapGetters(['textsDepart'])
},
methods: {
updateSize () {
const { width, height } = this.$refs.svg.getBoundingClientRect()
Object.assign(this.$data, { width, height })
}
},
created () {
this.$store.dispatch('INIT_LIBRARY_MAP').then(data => {
this.texts = data
this.nodes = data.map((node, i) => {
return { x: i, rotate: randomUniform(-25, 25)() }
})
this.$nextTick(() => {
this.updateSize()
this.viewBox = `0 0 ${this.width} ${this.height}`
const svg = select('#vis')
const g = select('#cards')
svg.call(zoom()
.extent([[0, 0], [this.width, this.height]])
.scaleExtent([-5, 8])
.on('zoom', zoomed))
function zoomed ({ transform }) {
g.attr('transform', transform)
}
this.simulation
.nodes(this.nodes)
.force('collide', forceCollide(d => randomUniform(250, 350)()))
.force('center', forceCenter(this.width * 0.5, this.height * 0.5))
.alphaDecay([0.02])
})
})
}
}
</script>
<style lang="scss" scoped>
foreignObject {
transform-origin: 250, 150;
}
</style>