From 3a9da789014d3782aa8ac0e735b278744a8a766d Mon Sep 17 00:00:00 2001
From: syuilo <Syuilotan@yahoo.co.jp>
Date: Sat, 6 Aug 2022 16:39:09 +0900
Subject: [PATCH] enhance(client): improve clock widget

---
 .../client/src/components/analog-clock.vue    | 61 ++++++-------------
 packages/client/src/widgets/clock.vue         | 13 ++--
 2 files changed, 24 insertions(+), 50 deletions(-)

diff --git a/packages/client/src/components/analog-clock.vue b/packages/client/src/components/analog-clock.vue
index 438152e2d..170dbb36f 100644
--- a/packages/client/src/components/analog-clock.vue
+++ b/packages/client/src/components/analog-clock.vue
@@ -1,44 +1,16 @@
 <template>
 <svg class="mbcofsoe" viewBox="0 0 10 10" preserveAspectRatio="none">
 	<template v-if="props.graduations === 'dots'">
-		<circle
-			v-for="(angle, i) in graduationsMinor"
-			:cx="5 + (Math.sin(angle) * (5 - graduationsPadding))"
-			:cy="5 - (Math.cos(angle) * (5 - graduationsPadding))"
-			:r="i % 5 == 0 ? 0 : 0.05"
-			:fill="minorGraduationColor"
-		/>
 		<circle
 			v-for="(angle, i) in graduationsMajor"
 			:cx="5 + (Math.sin(angle) * (5 - graduationsPadding))"
 			:cy="5 - (Math.cos(angle) * (5 - graduationsPadding))"
 			:r="0.125"
-			:fill="majorGraduationColor"
-		/>
-	</template>
-	<template v-else-if="props.graduations === 'dotsMajor'">
-		<circle
-			v-for="(angle, i) in graduationsMajor"
-			:cx="5 + (Math.sin(angle) * (5 - graduationsPadding))"
-			:cy="5 - (Math.cos(angle) * (5 - graduationsPadding))"
-			:r="0.125"
-			:fill="majorGraduationColor"
+			:fill="(props.twentyfour ? h : h % 12) === i ? nowColor : majorGraduationColor"
+			:opacity="!props.fadeGraduations || (props.twentyfour ? h : h % 12) === i ? 1 : Math.max(0, 1 - (angleDiff(hAngle, angle) / Math.PI) - numbersOpacityFactor)"
 		/>
 	</template>
 	<template v-else-if="props.graduations === 'numbers'">
-		<text
-			v-for="(angle, i) in texts"
-			:x="5 + (Math.sin(angle) * (5 - textsPadding))"
-			:y="5 - (Math.cos(angle) * (5 - textsPadding))"
-			text-anchor="middle"
-			dominant-baseline="middle"
-			font-size="0.75"
-			fill="currentColor"
-		>
-			{{ i === 0 ? (props.twentyfour ? '24' : '12') : i }}
-		</text>
-	</template>
-	<template v-else-if="props.graduations === 'numbersCurrent'">
 		<text
 			v-for="(angle, i) in texts"
 			:x="5 + (Math.sin(angle) * (5 - textsPadding))"
@@ -47,8 +19,8 @@
 			dominant-baseline="middle"
 			:font-size="(props.twentyfour ? h : h % 12) === i ? 1 : 0.7"
 			:font-weight="(props.twentyfour ? h : h % 12) === i ? 'bold' : 'normal'"
-			:fill="(props.twentyfour ? h : h % 12) === i ? currentHTextColor : 'currentColor'"
-			:opacity="(props.twentyfour ? h : h % 12) === i ? 1 : 0.5"
+			:fill="(props.twentyfour ? h : h % 12) === i ? nowColor : 'currentColor'"
+			:opacity="!props.fadeGraduations || (props.twentyfour ? h : h % 12) === i ? 1 : Math.max(0, 1 - (angleDiff(hAngle, angle) / Math.PI) - numbersOpacityFactor)"
 		>
 			{{ i === 0 ? (props.twentyfour ? '24' : '12') : i }}
 		</text>
@@ -91,33 +63,34 @@ import { ref, computed, onMounted, onBeforeUnmount } from 'vue';
 import tinycolor from 'tinycolor2';
 import { globalEvents } from '@/events.js';
 
+// https://stackoverflow.com/questions/1878907/how-can-i-find-the-difference-between-two-angles
+const angleDiff = (a: number, b: number) => {
+	const x = Math.abs(a - b);
+	return Math.abs((x + Math.PI) % (Math.PI * 2) - Math.PI);
+};
+
 const graduationsPadding = 0.5;
-const textsPadding = 0.5;
+const textsPadding = 0.6;
 const handsPadding = 1;
 const handsTailLength = 0.7;
 const hHandLengthRatio = 0.75;
 const mHandLengthRatio = 1;
 const sHandLengthRatio = 1;
-const graduationsMinor = (() => {
-	const angles: number[] = [];
-	for (let i = 0; i < 60; i++) {
-		const angle = Math.PI * i / 30;
-		angles.push(angle);
-	}
-	return angles;
-})();
+const numbersOpacityFactor = 0.35;
 
 const props = withDefaults(defineProps<{
 	thickness?: number;
 	offset?: number;
 	twentyfour?: boolean;
-	graduations?: 'none' | 'dots' | 'dotsMajor' | 'numbers' | 'numbersCurrent';
+	graduations?: 'none' | 'dots' | 'numbers';
+	fadeGraduations?: boolean;
 }>(), {
 	numbers: false,
 	thickness: 0.1,
 	offset: 0 - new Date().getTimezoneOffset(),
 	twentyfour: false,
 	graduations: 'dots',
+	fadeGraduations: true,
 });
 
 const graduationsMajor = computed(() => {
@@ -148,7 +121,7 @@ const minorGraduationColor = ref<string>();
 const sHandColor = ref<string>();
 const mHandColor = ref<string>();
 const hHandColor = ref<string>();
-const currentHTextColor = ref<string>();
+const nowColor = ref<string>();
 const s = computed(() => now.value.getSeconds());
 const m = computed(() => now.value.getMinutes());
 const h = computed(() => now.value.getHours());
@@ -170,7 +143,7 @@ function calcColors() {
 	sHandColor.value = dark ? 'rgba(255, 255, 255, 0.5)' : 'rgba(0, 0, 0, 0.3)';
 	mHandColor.value = tinycolor(computedStyle.getPropertyValue('--fg')).toHexString();
 	hHandColor.value = accent;
-	currentHTextColor.value = accent;
+	nowColor.value = accent;
 }
 
 calcColors();
diff --git a/packages/client/src/widgets/clock.vue b/packages/client/src/widgets/clock.vue
index 905117ab0..c844bdd14 100644
--- a/packages/client/src/widgets/clock.vue
+++ b/packages/client/src/widgets/clock.vue
@@ -7,6 +7,7 @@
 			:thickness="widgetProps.thickness"
 			:offset="tzOffset"
 			:graduations="widgetProps.graduations"
+			:fade-graduations="widgetProps.fadeGraduations"
 			:twentyfour="widgetProps.twentyFour"
 		/>
 		<div v-if="widgetProps.showLabel" class="label offset">{{ tzOffsetLabel }}</div>
@@ -43,7 +44,7 @@ const widgetPropsDef = {
 	},
 	thickness: {
 		type: 'radio' as const,
-		default: 0.1,
+		default: 0.2,
 		options: [{
 			value: 0.1, label: 'thin',
 		}, {
@@ -54,19 +55,19 @@ const widgetPropsDef = {
 	},
 	graduations: {
 		type: 'radio' as const,
-		default: 'dots',
+		default: 'numbers',
 		options: [{
 			value: 'none', label: 'None',
 		}, {
 			value: 'dots', label: 'Dots',
-		}, {
-			value: 'dotsMajor', label: 'Dots (major)',
 		}, {
 			value: 'numbers', label: 'Numbers',
-		}, {
-			value: 'numbersCurrent', label: 'Numbers (current)',
 		}],
 	},
+	fadeGraduations: {
+		type: 'boolean' as const,
+		default: true,
+	},
 	twentyFour: {
 		type: 'boolean' as const,
 		default: false,