function renderPage()

in microservices/adp_ui/src/components/ReAssign.js [137:172]

29 lines of code
3 McCabe index (conditional complexity)


  function renderPage() {

    //pageNumber = 1;
    thePdf.getPage(currPage).then(function (page) {
      console.log('Page loaded');
      canvas = document.createElement("canvas");
      canvas.className = `pdf-page-canvas-${currPage}`;
      canvas.strokeStyle = 'black'
      viewer.appendChild(canvas);
      var scale = 1.5;
      var rotation = 0;
      var dontFlip = 0;
      var viewport = page.getViewport({ scale, rotation, dontFlip });

      // Prepare canvas using PDF page dimensions
      context = canvas.getContext('2d');
      canvas.height = viewport.height;
      canvas.width = viewport.width;
      //page.render({canvasContext: canvas.getContext('2d'), viewport: viewport});
      var renderContext = {
        canvasContext: context,
        viewport: viewport
      };
      var renderTask = page.render(renderContext);
      renderTask.promise.then(function () {
        console.log("Pahge rendered")
      });

      currPage++;
      if (thePdf !== null && currPage <= thePdf.numPages) {
        console.log("currpage")

        thePdf.getPage(currPage).then(renderPage);
      }
    })
  }