cursor

1 files changed, 25 insertions, 0 deletions

diff --git a/animism-align/frontend/views/align/components/cursor.component.js b/animism-align/frontend/views/align/components/cursor.component.js
new file mode 100644
index 0000000..c92f807
--- /dev/null
+++ b/animism-align/frontend/views/align/components/cursor.component.js
@@ -0,0 +1,25 @@
+import React, { Component } from 'react'
+
+import { ZOOM_STEPS } from '../constants'
+import { clamp, timestamp } from '../../../util'
+
+const Cursor = ({ timeline }) => {
+  const { start_ts, zoom, cursor_ts, duration } = timeline
+  const secondsPerPixel = ZOOM_STEPS[zoom] * 0.1
+  const y = (cursor_ts - start_ts) / secondsPerPixel
+  return (
+    <div
+      className='cursor'
+      style={{
+        top: y,
+      }}
+    >
+      <div className='line' />
+      <div className='tickLabel'>
+        {timestamp(cursor_ts, 1)}
+      </div>
+    </div>
+  )
+}
+
+export default Cursor
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