From 8560e107bca9ec48b47df5863e2f0d9bf9658183 Mon Sep 17 00:00:00 2001
From: syuilo <Syuilotan@yahoo.co.jp>
Date: Mon, 31 Jan 2022 21:07:33 +0900
Subject: enhance(client): Chartjsのツールチップを自前に
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---
 packages/client/src/components/ui/tooltip.vue | 42 ++++++++++++++++++---------
 1 file changed, 28 insertions(+), 14 deletions(-)

(limited to 'packages/client/src/components/ui')

diff --git a/packages/client/src/components/ui/tooltip.vue b/packages/client/src/components/ui/tooltip.vue
index e2721ed69a..1892877cc1 100644
--- a/packages/client/src/components/ui/tooltip.vue
+++ b/packages/client/src/components/ui/tooltip.vue
@@ -12,9 +12,11 @@ import * as os from '@/os';
 
 const props = withDefaults(defineProps<{
 	showing: boolean;
-	source: HTMLElement;
+	targetElement?: HTMLElement;
+	x?: number;
+	y?: number;
 	text?: string;
-	maxWidth?; number;
+	maxWidth?: number;
 }>(), {
 	maxWidth: 250,
 });
@@ -29,13 +31,25 @@ const zIndex = os.claimZIndex('high');
 const setPosition = () => {
 	if (el.value == null) return;
 
-	const rect = props.source.getBoundingClientRect();
-
 	const contentWidth = el.value.offsetWidth;
 	const contentHeight = el.value.offsetHeight;
 
-	let left = rect.left + window.pageXOffset + (props.source.offsetWidth / 2);
-	let top = rect.top + window.pageYOffset - contentHeight;
+	let left: number;
+	let top: number;
+
+	let rect: DOMRect;
+
+	if (props.targetElement) {
+		rect = props.targetElement.getBoundingClientRect();
+
+		left = rect.left + window.pageXOffset + (props.targetElement.offsetWidth / 2);
+		top = rect.top + window.pageYOffset - contentHeight;
+
+		el.value.style.transformOrigin = 'center bottom';
+	} else {
+		left = props.x;
+		top = props.y - contentHeight;
+	}
 
 	left -= (el.value.offsetWidth / 2);
 
@@ -43,9 +57,14 @@ const setPosition = () => {
 		left = window.innerWidth - contentWidth + window.pageXOffset - 1;
 	}
 
+	// ツールチップを上に向かって表示するスペースがなければ下に向かって出す
 	if (top - window.pageYOffset < 0) {
-		top = rect.top + window.pageYOffset + props.source.offsetHeight;
-		el.value.style.transformOrigin = 'center top';
+		if (props.targetElement) {
+			top = rect.top + window.pageYOffset + props.targetElement.offsetHeight;
+			el.value.style.transformOrigin = 'center top';
+		} else {
+			top = props.y;
+		}
 	}
 
 	el.value.style.left = left + 'px';
@@ -54,11 +73,6 @@ const setPosition = () => {
 
 onMounted(() => {
 	nextTick(() => {
-		if (props.source == null) {
-			emit('closed');
-			return;
-		}
-
 		setPosition();
 
 		let loopHandler;
@@ -101,6 +115,6 @@ onMounted(() => {
 	border-radius: 4px;
 	border: solid 0.5px var(--divider);
 	pointer-events: none;
-	transform-origin: center bottom;
+	transform-origin: center center;
 }
 </style>
-- 
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