Initial commit

d981d91e · Taylor Hanayik · d981d91e · d981d91e · d981d91e · d981d91e
Commit d981d91e authored Sep 09, 2021 by Taylor Hanayik
--- a/.gitignore
+++ b/.gitignore
+node_modules
+package-lock.json
\ No newline at end of file
--- a/index.html
+++ b/index.html
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta http-equiv="X-UA-Compatible" content="IE=edge">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>image-rater</title>
+  <script src="https://unpkg.com/@niivue/niivue@0.6.0/dist/niivue.js"></script>
+
+
+</head>
+<body>
+  <section>
+    <h1>Image to rate</h1>
+  </section>
+  <section>
+    <canvas id="gl" height=480 width=640></canvas>
+  </section>
+  <section>
+    <button onclick="nextImage()">
+      Next
+    </button>
+  </section>
+</body>
+<script>
+
+  let index = 0
+  var volumeList = [
+    // first object in array is brackground image
+      {
+        url: "./some_image.nii.gz",
+        volume: {hdr: null, img: null},
+        name: "some_image",
+        intensityMin: 0, // not used yet
+        intensityMax: 100, // not used yet
+        intensityRange:[0, 100], // not used yet
+        colorMap: "gray",
+        opacity: 100,
+        visible: true,
+      }
+   ]
+
+ // Niivue will adjust the canvas to 100% of its parent container's size 
+ // the parent element can be any size you want (small or large)
+ var nv = new niivue.Niivue()
+ nv.attachTo('gl') // the canvas element id
+//  nv.loadVolumes(volumeList)
+//  nv.setSliceType(nv.sliceTypeMultiPlanar)
+
+let nextImage = () => {
+  fetch('/next')
+  .then(res => res.json())
+  .then((data) => {
+    v = [
+      {
+        url: '/base/' + data.index,
+        volume: {hdr:null, img:null},
+        colorMap: "gray",
+        opacity: 100, 
+        visible:true
+
+      },
+      {
+        url: '/overlay/' + data.index,
+        volume: {hdr:null, img:null},
+        colorMap: "red",
+        opacity: 80, 
+        visible:true
+
+      }
+    ]
+    nv.loadVolumes(v)
+    v[0].cal_min = 0
+    v[0].cal_max = 100
+  })
+}
+</script>
+</html>
\ No newline at end of file
--- a/index.js
+++ b/index.js
+const express = require('express')
+const fs = require('fs');
+const path = require('path');
+const app = express()
+const port = 3000
+
+let args = process.argv.slice(2);
+
+let dir = args[0]
+
+let files = [];
+
+const getFilesRecursively = (directory) => {
+  const filesInDirectory = fs.readdirSync(directory);
+  for (const file of filesInDirectory) {
+    const absolute = path.join(directory, file);
+    if (fs.statSync(absolute).isDirectory()) {
+        getFilesRecursively(absolute);
+    } else {
+        if (absolute.indexOf('_CT.nii.gz') != -1) {
+          files.push(absolute);
+        }
+    }
+  }
+};
+
+getFilesRecursively(dir)
+fileIdx = -1
+//process.exit()
+
+app.get('/', (req, res) => {
+  res.sendFile('index.html', {root: '.'})
+})
+
+app.get('/base/:index', (req, res) => {
+  res.sendFile(files[req.params.index])
+})
+
+app.get('/overlay/:index', (req, res) => {
+  res.sendFile(files[req.params.index].replace('_CT','_thrbinCSF'))
+})
+
+app.get('/next', (req, res) => {
+  fileIdx  = fileIdx+1
+  res.json({index: fileIdx})
+})
+
+app.listen(port, () => {
+  console.log(`Example app listening at http://localhost:${port}`)
+})
\ No newline at end of file
--- a/package.json
+++ b/package.json
+{
+  "name": "nifti-rater",
+  "version": "0.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "Taylor Hanayik",
+  "license": "ISC",
+  "dependencies": {
+    "express": "^4.17.1"
+  }
+}