From e5318f097487a629da6f81228e3c2377acc3946c Mon Sep 17 00:00:00 2001
From: Terry Truong <terry06890@gmail.com>
Date: Mon, 10 Oct 2022 14:11:59 +1100
Subject: Animate timeline mainline along with ticks/labels

---
 src/components/TimeLine.vue | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/components/TimeLine.vue b/src/components/TimeLine.vue
index 7684bbc..bc0f43c 100644
--- a/src/components/TimeLine.vue
+++ b/src/components/TimeLine.vue
@@ -5,9 +5,7 @@
 	@pointercancel.prevent="onPointerUp" @pointerout.prevent="onPointerUp" @pointerleave.prevent="onPointerUp"
 	ref="rootRef">
 	<svg :viewBox="`0 0 ${width} ${height}`">
-		<line stroke="yellow" stroke-width="2px"
-			:x1="vert2 ? width/2 :     0" :y1="vert2 ?      0 : height/2"
-			:x2="vert2 ? width/2 : width" :y2="vert2 ? height : height/2"/>
+		<line stroke="yellow" stroke-width="2px" x1="0" y1="0" x2="1" y2="0" :style="mainlineStyles"/>
 		<template v-for="n in ticks" :key="n">
 			<line v-if="n == MIN_DATE || n == MAX_DATE"
 				:x1="vert2 ? -END_TICK_SZ : 0" :y1="vert2 ? 0 : -END_TICK_SZ"
@@ -366,6 +364,14 @@ function onClose(){
 }
 
 // Styles
+const mainlineStyles = computed(() => ({
+	transform: vert2.value ?
+		`translate(${width.value/2}px, 0) rotate(90deg) scale(${height.value},1)` :
+		`translate(0, ${height.value/2}px) scale(${width.value},1)`,
+	transitionProperty: skipTransition.value ? 'none' : 'transform',
+	transitionDuration: '300ms',
+	transitionTimingFunction: 'ease-out',
+}));
 function tickStyles(tick: number){
 	let offset = (tick - startDate.value) / (endDate.value - startDate.value) * availLen.value;
 	let scale = 1;
-- 
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