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MisskeyIO/packages/client/src/components/analog-clock.vue
2021-11-19 19:36:12 +09:00

151 lines
3.5 KiB
Vue

<template>
<svg class="mbcofsoe" viewBox="0 0 10 10" preserveAspectRatio="none">
<circle v-for="(angle, i) in graduations"
:key="i"
:cx="5 + (Math.sin(angle) * (5 - graduationsPadding))"
:cy="5 - (Math.cos(angle) * (5 - graduationsPadding))"
:r="i % 5 == 0 ? 0.125 : 0.05"
:fill="i % 5 == 0 ? majorGraduationColor : minorGraduationColor"
/>
<line
:x1="5 - (Math.sin(sAngle) * (sHandLengthRatio * handsTailLength))"
:y1="5 + (Math.cos(sAngle) * (sHandLengthRatio * handsTailLength))"
:x2="5 + (Math.sin(sAngle) * ((sHandLengthRatio * 5) - handsPadding))"
:y2="5 - (Math.cos(sAngle) * ((sHandLengthRatio * 5) - handsPadding))"
:stroke="sHandColor"
:stroke-width="thickness / 2"
stroke-linecap="round"
/>
<line
:x1="5 - (Math.sin(mAngle) * (mHandLengthRatio * handsTailLength))"
:y1="5 + (Math.cos(mAngle) * (mHandLengthRatio * handsTailLength))"
:x2="5 + (Math.sin(mAngle) * ((mHandLengthRatio * 5) - handsPadding))"
:y2="5 - (Math.cos(mAngle) * ((mHandLengthRatio * 5) - handsPadding))"
:stroke="mHandColor"
:stroke-width="thickness"
stroke-linecap="round"
/>
<line
:x1="5 - (Math.sin(hAngle) * (hHandLengthRatio * handsTailLength))"
:y1="5 + (Math.cos(hAngle) * (hHandLengthRatio * handsTailLength))"
:x2="5 + (Math.sin(hAngle) * ((hHandLengthRatio * 5) - handsPadding))"
:y2="5 - (Math.cos(hAngle) * ((hHandLengthRatio * 5) - handsPadding))"
:stroke="hHandColor"
:stroke-width="thickness"
stroke-linecap="round"
/>
</svg>
</template>
<script lang="ts">
import { defineComponent } from 'vue';
import * as tinycolor from 'tinycolor2';
export default defineComponent({
props: {
thickness: {
type: Number,
default: 0.1
}
},
data() {
return {
now: new Date(),
enabled: true,
graduationsPadding: 0.5,
handsPadding: 1,
handsTailLength: 0.7,
hHandLengthRatio: 0.75,
mHandLengthRatio: 1,
sHandLengthRatio: 1,
computedStyle: getComputedStyle(document.documentElement)
};
},
computed: {
dark(): boolean {
return tinycolor(this.computedStyle.getPropertyValue('--bg')).isDark();
},
majorGraduationColor(): string {
return this.dark ? 'rgba(255, 255, 255, 0.3)' : 'rgba(0, 0, 0, 0.3)';
},
minorGraduationColor(): string {
return this.dark ? 'rgba(255, 255, 255, 0.2)' : 'rgba(0, 0, 0, 0.2)';
},
sHandColor(): string {
return this.dark ? 'rgba(255, 255, 255, 0.5)' : 'rgba(0, 0, 0, 0.3)';
},
mHandColor(): string {
return tinycolor(this.computedStyle.getPropertyValue('--fg')).toHexString();
},
hHandColor(): string {
return tinycolor(this.computedStyle.getPropertyValue('--accent')).toHexString();
},
s(): number {
return this.now.getSeconds();
},
m(): number {
return this.now.getMinutes();
},
h(): number {
return this.now.getHours();
},
hAngle(): number {
return Math.PI * (this.h % 12 + (this.m + this.s / 60) / 60) / 6;
},
mAngle(): number {
return Math.PI * (this.m + this.s / 60) / 30;
},
sAngle(): number {
return Math.PI * this.s / 30;
},
graduations(): any {
const angles = [];
for (let i = 0; i < 60; i++) {
const angle = Math.PI * i / 30;
angles.push(angle);
}
return angles;
}
},
mounted() {
const update = () => {
if (this.enabled) {
this.tick();
setTimeout(update, 1000);
}
};
update();
},
beforeUnmount() {
this.enabled = false;
},
methods: {
tick() {
this.now = new Date();
}
}
});
</script>
<style lang="scss" scoped>
.mbcofsoe {
display: block;
}
</style>