Files
explorata/src/components/Canvas.vue

76 lines
1.7 KiB
Vue

<template>
<main id="main">
<canvas
id="canvas"
ref="canvas"
width="500"
height="500"
/>
</main>
</template>
<script>
import { initialState1d, createBoard } from '../modules/automata.js'
import { getRandomInt } from '../modules/common.js'
import {mapGetters} from 'vuex'
export default {
name: 'Canvas',
data() {
return {
canvas: null,
ctx: null,
}
},
computed: {
...mapGetters({
cellProperties: 'getCellProperties',
rules: 'getRuleSet1d',
})
},
mounted() {
this.canvas = this.$refs['canvas']
this.canvas.width = 1280
this.canvas.height = 720
this.ctx = this.canvas.getContext('2d')
this.$root.$on('draw1d', () => { this.draw1d() })
this.$root.$on('reset', () => { this.reset() })
},
methods: {
drawCanvas(board) {
const props = this.cellProperties
board.map((row, y) => {
const d = props.size
return row.map(
(cell, x) => {
this.ctx.fillStyle = (
() => {
if (cell === 1) return props.liveColor
return props.deadColor
})()
this.ctx.fillRect(x * d, y * d, d, d)
return cell
},
)
})
},
async draw1d() {
const initialState = initialState1d(
Math.floor(this.canvas.width / this.cellProperties.size),
getRandomInt,
[0, 2],
)
const board = createBoard(
initialState,
this.rules,
Math.floor(this.canvas.height / this.cellProperties.size)
)
this.drawCanvas(board)
},
reset() {
this.$root.$store.state.drawing = 0;
this.ctx.clearRect(0, 0, this.canvas.width, this.canvas.height)
}
}
}
</script>