forked from FoundKeyGang/FoundKey
時計をSVG化
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syuilo
parent
d05aee19f2
commit
95d0d0047a
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@ -1,24 +1,103 @@
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<template>
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<canvas class="mk-analog-clock" ref="canvas" width="256" height="256"></canvas>
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<svg class="mk-analog-clock" viewBox="0 0 10 10" preserveAspectRatio="none">
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<line v-for="angle, i in graduations"
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:x1="5 + (Math.sin(angle) * (5 - graduationsPadding))"
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:y1="5 - (Math.cos(angle) * (5 - graduationsPadding))"
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:x2="5 + (Math.sin(angle) * ((5 - graduationsPadding) - (i % 5 == 0 ? longGraduationLength : shortGraduationLength)))"
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:y2="5 - (Math.cos(angle) * ((5 - graduationsPadding) - (i % 5 == 0 ? longGraduationLength : shortGraduationLength)))"
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:stroke="i % 5 == 0 ? longGraduationColor : shortGraduationColor"
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stroke-width="0.05"/>
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<line
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x1="5"
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y1="5"
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:x2="5 + (Math.sin(sAngle) * ((sHandLengthRatio * 5) - handsPadding))"
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:y2="5 - (Math.cos(sAngle) * ((sHandLengthRatio * 5) - handsPadding))"
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:stroke="sHandColor"
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stroke-width="0.05"/>
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<line
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x1="5"
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y1="5"
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:x2="5 + (Math.sin(mAngle) * ((mHandLengthRatio * 5) - handsPadding))"
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:y2="5 - (Math.cos(mAngle) * ((mHandLengthRatio * 5) - handsPadding))"
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:stroke="mHandColor"
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stroke-width="0.1"/>
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<line
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x1="5"
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y1="5"
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:x2="5 + (Math.sin(hAngle) * ((hHandLengthRatio * 5) - handsPadding))"
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:y2="5 - (Math.cos(hAngle) * ((hHandLengthRatio * 5) - handsPadding))"
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:stroke="hHandColor"
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stroke-width="0.1"/>
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</svg>
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</template>
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<script lang="ts">
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import Vue from 'vue';
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import { themeColor } from '../../../config';
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const Vec2 = function(this: any, x, y) {
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this.x = x;
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this.y = y;
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};
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export default Vue.extend({
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data() {
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return {
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clock: null
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now: new Date(),
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clock: null,
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graduationsPadding: 0.5,
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longGraduationLength: 0.3,
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shortGraduationLength: 0.15,
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handsPadding: 1,
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hHandLengthRatio: 0.75,
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mHandLengthRatio: 1,
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sHandLengthRatio: 1,
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};
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},
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computed: {
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longGraduationColor(): string {
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return 'rgba(255, 255, 255, 0.3)';
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},
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shortGraduationColor(): string {
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return 'rgba(255, 255, 255, 0.2)';
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},
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sHandColor(): string {
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return 'rgba(255, 255, 255, 0.5)';
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},
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mHandColor(): string {
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return '#fff';
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},
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hHandColor(): string {
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return themeColor;
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},
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s(): number {
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return this.now.getSeconds();
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},
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m(): number {
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return this.now.getMinutes();
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},
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h(): number {
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return this.now.getHours();
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},
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hAngle(): number {
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return Math.PI * (this.h % 12 + this.m / 60) / 6;
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},
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mAngle(): number {
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return Math.PI * (this.m + this.s / 60) / 30;
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},
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sAngle(): number {
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return Math.PI * this.s / 30;
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},
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graduations(): any {
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const angles = [];
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for (let i = 0; i < 60; i++) {
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const angle = Math.PI * i / 30;
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angles.push(angle);
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}
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return angles;
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}
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},
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mounted() {
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this.tick();
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this.clock = setInterval(this.tick, 1000);
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},
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beforeDestroy() {
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@ -26,75 +105,7 @@ export default Vue.extend({
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},
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methods: {
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tick() {
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const canv = this.$refs.canvas as any;
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const now = new Date();
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const s = now.getSeconds();
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const m = now.getMinutes();
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const h = now.getHours();
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const ctx = canv.getContext('2d');
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const canvW = canv.width;
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const canvH = canv.height;
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ctx.clearRect(0, 0, canvW, canvH);
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{ // 背景
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const center = Math.min((canvW / 2), (canvH / 2));
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const lineStart = center * 0.90;
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const shortLineEnd = center * 0.87;
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const longLineEnd = center * 0.84;
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for (let i = 0; i < 60; i++) {
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const angle = Math.PI * i / 30;
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const uv = new Vec2(Math.sin(angle), -Math.cos(angle));
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ctx.beginPath();
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ctx.lineWidth = 1;
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ctx.moveTo((canvW / 2) + uv.x * lineStart, (canvH / 2) + uv.y * lineStart);
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if (i % 5 == 0) {
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ctx.strokeStyle = 'rgba(255, 255, 255, 0.2)';
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ctx.lineTo((canvW / 2) + uv.x * longLineEnd, (canvH / 2) + uv.y * longLineEnd);
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} else {
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ctx.strokeStyle = 'rgba(255, 255, 255, 0.1)';
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ctx.lineTo((canvW / 2) + uv.x * shortLineEnd, (canvH / 2) + uv.y * shortLineEnd);
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}
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ctx.stroke();
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}
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}
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{ // 分
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const angle = Math.PI * (m + s / 60) / 30;
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const length = Math.min(canvW, canvH) / 2.6;
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const uv = new Vec2(Math.sin(angle), -Math.cos(angle));
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ctx.beginPath();
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ctx.strokeStyle = '#ffffff';
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ctx.lineWidth = 2;
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ctx.moveTo(canvW / 2 - uv.x * length / 5, canvH / 2 - uv.y * length / 5);
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ctx.lineTo(canvW / 2 + uv.x * length, canvH / 2 + uv.y * length);
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ctx.stroke();
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}
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{ // 時
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const angle = Math.PI * (h % 12 + m / 60) / 6;
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const length = Math.min(canvW, canvH) / 4;
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const uv = new Vec2(Math.sin(angle), -Math.cos(angle));
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ctx.beginPath();
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ctx.strokeStyle = themeColor;
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ctx.lineWidth = 2;
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ctx.moveTo(canvW / 2 - uv.x * length / 5, canvH / 2 - uv.y * length / 5);
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ctx.lineTo(canvW / 2 + uv.x * length, canvH / 2 + uv.y * length);
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ctx.stroke();
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}
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{ // 秒
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const angle = Math.PI * s / 30;
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const length = Math.min(canvW, canvH) / 2.6;
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const uv = new Vec2(Math.sin(angle), -Math.cos(angle));
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ctx.beginPath();
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ctx.strokeStyle = 'rgba(255, 255, 255, 0.5)';
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ctx.lineWidth = 1;
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ctx.moveTo(canvW / 2 - uv.x * length / 5, canvH / 2 - uv.y * length / 5);
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ctx.lineTo(canvW / 2 + uv.x * length, canvH / 2 + uv.y * length);
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ctx.stroke();
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}
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this.now = new Date();
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}
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}
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});
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