136 lines
2.8 KiB
Vue
136 lines
2.8 KiB
Vue
<template>
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<svg
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:viewBox="`0 0 ${viewBoxX} ${viewBoxY}`"
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@mousedown.prevent="onMousedown"
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>
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<polyline
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:points="pointsNote"
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fill="none"
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stroke-width="1"
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stroke="#c4a7e7"
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/>
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<polyline
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:points="pointsReply"
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fill="none"
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stroke-width="1"
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stroke="#eb6f92"
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/>
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<polyline
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:points="pointsRenote"
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fill="none"
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stroke-width="1"
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stroke="#ebbcba"
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/>
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<polyline
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:points="pointsTotal"
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fill="none"
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stroke-width="1"
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stroke="#6e6a86"
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stroke-dasharray="2 2"
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/>
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</svg>
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</template>
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<script lang="ts" setup>
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import { ref } from "vue";
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const props = defineProps<{
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activity: any[];
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}>();
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const viewBoxX: number = ref(147);
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const viewBoxY: number = ref(60);
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const zoom: number = ref(1);
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const pos: number = ref(0);
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const pointsNote: any = ref(null);
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const pointsReply: any = ref(null);
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const pointsRenote: any = ref(null);
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const pointsTotal: any = ref(null);
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function dragListen(fn) {
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window.addEventListener("mousemove", fn);
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window.addEventListener("mouseleave", dragClear.bind(null, fn));
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window.addEventListener("mouseup", dragClear.bind(null, fn));
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}
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function dragClear(fn) {
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window.removeEventListener("mousemove", fn);
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window.removeEventListener("mouseleave", dragClear);
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window.removeEventListener("mouseup", dragClear);
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}
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function onMousedown(ev) {
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const clickX = ev.clientX;
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const clickY = ev.clientY;
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const baseZoom = zoom.value;
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const basePos = pos.value;
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// 動かした時
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dragListen((me) => {
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const moveLeft = me.clientX - clickX;
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const moveTop = me.clientY - clickY;
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zoom.value = Math.max(1, baseZoom + -moveTop / 20);
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pos.value = Math.min(0, basePos + moveLeft);
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if (
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pos.value <
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-((props.activity.length - 1) * zoom.value - viewBoxX.value)
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)
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pos.value = -(
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(props.activity.length - 1) * zoom.value -
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viewBoxX.value
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);
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render();
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});
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}
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function render() {
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const peak = Math.max(...props.activity.map((d) => d.total));
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if (peak !== 0) {
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const activity = props.activity.slice().reverse();
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pointsNote.value = activity
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.map(
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(d, i) =>
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`${i * zoom.value + pos.value},${
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(1 - d.notes / peak) * viewBoxY.value
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}`,
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)
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.join(" ");
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pointsReply.value = activity
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.map(
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(d, i) =>
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`${i * zoom.value + pos.value},${
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(1 - d.replies / peak) * viewBoxY.value
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}`,
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)
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.join(" ");
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pointsRenote.value = activity
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.map(
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(d, i) =>
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`${i * zoom.value + pos.value},${
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(1 - d.renotes / peak) * viewBoxY.value
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}`,
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)
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.join(" ");
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pointsTotal.value = activity
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.map(
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(d, i) =>
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`${i * zoom.value + pos.value},${
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(1 - d.total / peak) * viewBoxY.value
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}`,
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)
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.join(" ");
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}
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}
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</script>
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<style lang="scss" scoped>
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svg {
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display: block;
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padding: 16px;
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width: 100%;
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box-sizing: border-box;
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cursor: all-scroll;
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}
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</style>
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