From 0508d5f643aeb2ee0cbd1d95c37bc031ad7eb27e Mon Sep 17 00:00:00 2001
From: syuilo <Syuilotan@yahoo.co.jp>
Date: Tue, 18 Feb 2020 19:31:11 +0900
Subject: Add activity widget

---
 src/client/widgets/activity.chart.vue | 108 ++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 src/client/widgets/activity.chart.vue

(limited to 'src/client/widgets/activity.chart.vue')

diff --git a/src/client/widgets/activity.chart.vue b/src/client/widgets/activity.chart.vue
new file mode 100644
index 0000000000..0278e02ae7
--- /dev/null
+++ b/src/client/widgets/activity.chart.vue
@@ -0,0 +1,108 @@
+<template>
+<svg :viewBox="`0 0 ${ viewBoxX } ${ viewBoxY }`" @mousedown.prevent="onMousedown">
+	<polyline
+		:points="pointsNote"
+		fill="none"
+		stroke-width="1"
+		stroke="#41ddde"/>
+	<polyline
+		:points="pointsReply"
+		fill="none"
+		stroke-width="1"
+		stroke="#f7796c"/>
+	<polyline
+		:points="pointsRenote"
+		fill="none"
+		stroke-width="1"
+		stroke="#a1de41"/>
+	<polyline
+		:points="pointsTotal"
+		fill="none"
+		stroke-width="1"
+		stroke="#555"
+		stroke-dasharray="2 2"/>
+</svg>
+</template>
+
+<script lang="ts">
+import Vue from 'vue';
+import i18n from '../i18n';
+
+function dragListen(fn) {
+	window.addEventListener('mousemove',  fn);
+	window.addEventListener('mouseleave', dragClear.bind(null, fn));
+	window.addEventListener('mouseup',    dragClear.bind(null, fn));
+}
+
+function dragClear(fn) {
+	window.removeEventListener('mousemove',  fn);
+	window.removeEventListener('mouseleave', dragClear);
+	window.removeEventListener('mouseup',    dragClear);
+}
+
+export default Vue.extend({
+	i18n,
+	props: ['data'],
+	data() {
+		return {
+			viewBoxX: 147,
+			viewBoxY: 60,
+			zoom: 1,
+			pos: 0,
+			pointsNote: null,
+			pointsReply: null,
+			pointsRenote: null,
+			pointsTotal: null
+		};
+	},
+	created() {
+		for (const d of this.data) {
+			d.total = d.notes + d.replies + d.renotes;
+		}
+
+		this.render();
+	},
+	methods: {
+		render() {
+			const peak = Math.max.apply(null, this.data.map(d => d.total));
+			if (peak != 0) {
+				const data = this.data.slice().reverse();
+				this.pointsNote = data.map((d, i) => `${(i * this.zoom) + this.pos},${(1 - (d.notes / peak)) * this.viewBoxY}`).join(' ');
+				this.pointsReply = data.map((d, i) => `${(i * this.zoom) + this.pos},${(1 - (d.replies / peak)) * this.viewBoxY}`).join(' ');
+				this.pointsRenote = data.map((d, i) => `${(i * this.zoom) + this.pos},${(1 - (d.renotes / peak)) * this.viewBoxY}`).join(' ');
+				this.pointsTotal = data.map((d, i) => `${(i * this.zoom) + this.pos},${(1 - (d.total / peak)) * this.viewBoxY}`).join(' ');
+			}
+		},
+		onMousedown(e) {
+			const clickX = e.clientX;
+			const clickY = e.clientY;
+			const baseZoom = this.zoom;
+			const basePos = this.pos;
+
+			// 動かした時
+			dragListen(me => {
+				let moveLeft = me.clientX - clickX;
+				let moveTop = me.clientY - clickY;
+
+				this.zoom = baseZoom + (-moveTop / 20);
+				this.pos = basePos + moveLeft;
+				if (this.zoom < 1) this.zoom = 1;
+				if (this.pos > 0) this.pos = 0;
+				if (this.pos < -(((this.data.length - 1) * this.zoom) - this.viewBoxX)) this.pos = -(((this.data.length - 1) * this.zoom) - this.viewBoxX);
+
+				this.render();
+			});
+		}
+	}
+});
+</script>
+
+<style lang="scss" scoped>
+svg {
+	display: block;
+	padding: 16px;
+	width: 100%;
+	box-sizing: border-box;
+	cursor: all-scroll;
+}
+</style>
-- 
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