misskey/src/client/app/desktop/views/components/analog-clock.vue

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Vue
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<template>
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<svg class="mk-analog-clock" viewBox="0 0 10 10" preserveAspectRatio="none">
<line v-for="angle, i in graduations"
:x1="5 + (Math.sin(angle) * (5 - graduationsPadding))"
:y1="5 - (Math.cos(angle) * (5 - graduationsPadding))"
:x2="5 + (Math.sin(angle) * ((5 - graduationsPadding) - (i % 5 == 0 ? longGraduationLength : shortGraduationLength)))"
:y2="5 - (Math.cos(angle) * ((5 - graduationsPadding) - (i % 5 == 0 ? longGraduationLength : shortGraduationLength)))"
:stroke="i % 5 == 0 ? longGraduationColor : shortGraduationColor"
stroke-width="0.05"/>
<line
x1="5"
y1="5"
:x2="5 + (Math.sin(sAngle) * ((sHandLengthRatio * 5) - handsPadding))"
:y2="5 - (Math.cos(sAngle) * ((sHandLengthRatio * 5) - handsPadding))"
:stroke="sHandColor"
stroke-width="0.05"/>
<line
x1="5"
y1="5"
:x2="5 + (Math.sin(mAngle) * ((mHandLengthRatio * 5) - handsPadding))"
:y2="5 - (Math.cos(mAngle) * ((mHandLengthRatio * 5) - handsPadding))"
:stroke="mHandColor"
stroke-width="0.1"/>
<line
x1="5"
y1="5"
:x2="5 + (Math.sin(hAngle) * ((hHandLengthRatio * 5) - handsPadding))"
:y2="5 - (Math.cos(hAngle) * ((hHandLengthRatio * 5) - handsPadding))"
:stroke="hHandColor"
stroke-width="0.1"/>
</svg>
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</template>
<script lang="ts">
import Vue from 'vue';
import { themeColor } from '../../../config';
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export default Vue.extend({
data() {
return {
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now: new Date(),
clock: null,
graduationsPadding: 0.5,
longGraduationLength: 0.3,
shortGraduationLength: 0.15,
handsPadding: 1,
hHandLengthRatio: 0.75,
mHandLengthRatio: 1,
sHandLengthRatio: 1,
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};
},
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computed: {
longGraduationColor(): string {
return 'rgba(255, 255, 255, 0.3)';
},
shortGraduationColor(): string {
return 'rgba(255, 255, 255, 0.2)';
},
sHandColor(): string {
return 'rgba(255, 255, 255, 0.5)';
},
mHandColor(): string {
return '#fff';
},
hHandColor(): string {
return themeColor;
},
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 / 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;
}
},
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mounted() {
this.clock = setInterval(this.tick, 1000);
},
beforeDestroy() {
clearInterval(this.clock);
},
methods: {
tick() {
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this.now = new Date();
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}
}
});
</script>
<style lang="stylus" scoped>
.mk-analog-clock
display block
width 256px
height 256px
</style>