From 6373c1321cb680de9e354e1e03a11394e532254d Mon Sep 17 00:00:00 2001
From: Jules Laplace <julescarbon@gmail.com>
Date: Wed, 14 Oct 2020 16:49:07 +0200
Subject: select a region

---
 .../components/timeline/cursorRegion.component.js  | 28 ++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 animism-align/frontend/app/views/align/components/timeline/cursorRegion.component.js

(limited to 'animism-align/frontend/app/views/align/components/timeline/cursorRegion.component.js')

diff --git a/animism-align/frontend/app/views/align/components/timeline/cursorRegion.component.js b/animism-align/frontend/app/views/align/components/timeline/cursorRegion.component.js
new file mode 100644
index 0000000..cce2001
--- /dev/null
+++ b/animism-align/frontend/app/views/align/components/timeline/cursorRegion.component.js
@@ -0,0 +1,28 @@
+import React, { Component } from 'react'
+
+import { ZOOM_STEPS } from 'app/constants'
+import { timestamp } from 'app/utils'
+
+const CursorRegion = ({ timeline }) => {
+  const { start_ts, zoom, cursor_region } = timeline
+  if (!cursor_region) return null
+  const secondsPerPixel = ZOOM_STEPS[zoom] * 0.1
+  const duration = cursor_region.b_ts - cursor_region.a_ts
+  const y = (cursor_region.a_ts - start_ts) / secondsPerPixel
+  const height = (duration) / secondsPerPixel
+  return (
+    <div
+      className='cursor_region'
+      style={{
+        top: y,
+        height,
+      }}
+    >
+      <div className='tickLabel'>
+        {timestamp(duration, 1, true)}
+      </div>
+    </div>
+  )
+}
+
+export default CursorRegion
\ No newline at end of file
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