Support pasted images, refs #7

Author: simonw

ocr.html

@@ -310,6 +310,14 @@ <h2>Pages</h2>
   return altTextarea;
 }
 
+document.addEventListener('paste', (event) => {
+  const items = (event.clipboardData || event.originalEvent.clipboardData).items;
+  const images = Array.from(items).filter(item => item.type.indexOf('image') !== -1);
+  if (images.length) {
+    processFile(images[0].getAsFile());
+  }
+});
+
 async function convertPDFToImages(file) {
   // returns { numPages, imageIterator }
   const pdf = await pdfjsLib.getDocument(URL.createObjectURL(file)).promise;