pdfjs-vue-print/src/pdf_lib/viewer.css

Example Vue 3 project using pdf.js to build a simple custom PDF.js viewer and print service.

/* Copyright 2016 Mozilla Foundation
 * Copyright 2022 Drew Letcher
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

:root {
  --progressBar-percent: 0%;
}

* {
  padding: 0;
  margin: 0;
}

header {
  background-color: rgba(244, 244, 244, 1);
}

header h1 {
  border-bottom: 1px solid rgba(216, 216, 216, 1);
  color: rgba(133, 133, 133, 1);
  font-size: 23px;
  font-style: italic;
  font-weight: normal;
  overflow: hidden;
  padding: 10px;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

section {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-size: 2rem;
}

footer {
  background-image: url(../assets/images/toolbar_background.png);
  height: 4rem;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1;
  box-shadow: 0 -0.2rem 0.5rem rgba(50, 50, 50, 0.75);
}

#viewerContainer {
  position: absolute;
  overflow: auto;
  width: 100%;
  height: 100%;
  top: 5rem;
  bottom: 4rem;
  left: 0;
  right: 0;
}

canvas {
  margin: auto;
  display: block;
}

.hidden {
  display: none;
}
[hidden] {
  display: none !important;
}

@page {
  margin: 0;
}

#printServiceDialog {
  position: absolute;
  top: 30%;
  left: 40%;
  padding: 20px;
  border-radius: 10px;
}

.dialogButton {
  width: auto;
  margin: 3px 4px 2px !important;
  padding: 2px 11px;
  border-radius: 6px;
}

#printContainer {
  display: none;
}

@media print {
  body {
    background: rgba(0, 0, 0, 0) none;
  }
  body[data-pdfjsprinting] #outerContainer {
    display: none;
  }
  body[data-pdfjsprinting] #printContainer {
    display: block;
  }
  #printContainer {
    height: 100%;
  }
  /* wrapper around (scaled) print canvas elements */
  #printContainer > .printedPage {
    page-break-after: always;
    page-break-inside: avoid;

    /* The wrapper always cover the whole page. */
    height: 100%;
    width: 100%;

    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }

  #printContainer > .xfaPrintedPage .xfaPage {
    position: absolute;
  }

  #printContainer > .xfaPrintedPage {
    page-break-after: always;
    page-break-inside: avoid;
    width: 100%;
    height: 100%;
    position: relative;
  }

  #printContainer > .printedPage canvas,
  #printContainer > .printedPage img {
    /* The intrinsic canvas / image size will make sure that we fit the page. */
    max-width: 100%;
    max-height: 100%;

    direction: ltr;
    display: block;
  }
}

#pageNumber {
  -moz-appearance: textfield; /* hides the spinner in moz */
  position: absolute;
  width: 28%;
  height: 100%;
  left: 36%;
  text-align: center;
  border: 0;
  background-color: rgba(0, 0, 0, 0);
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 1);
  background-image: url(../assets/images/div_line_left.png),
    url(../assets/images/div_line_right.png);
  background-repeat: no-repeat;
  background-position: left, right;
  background-size: 0.2rem, 0.2rem;
}

.pdfViewer .page .loadingIcon {
  width: 2.9rem;
  height: 2.9rem;
  background: url(../assets/images/spinner.png) no-repeat left top / 38rem;
  border: medium none;
  animation: 1s steps(10, end) 0s normal none infinite moveDefault;
  display: block;
  position: absolute;
  top: calc((100% - 2.9rem) / 2);
  left: calc((100% - 2.9rem) / 2);
}

@keyframes moveDefault {
  from {
    background-position: 0 top;
  }

  to {
    background-position: -39rem top;
  }
}

#loadingBar {
  position: relative;
  height: 0.6rem;
  background-color: rgba(51, 51, 51, 1);
  border-bottom: 1px solid rgba(51, 51, 51, 1);
}

#loadingBar .progress {
  position: absolute;
  left: 0;
  width: 100%;
  transform: scaleX(var(--progressBar-percent));
  transform-origin: 0 0;
  height: 100%;
  background-color: rgba(221, 221, 221, 1);
  overflow: hidden;
  transition: transform 200ms;
}

@keyframes progressIndeterminate {
  0% {
    transform: translateX(0%);
  }
  50% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(100%);
  }
}

#loadingBar.indeterminate .progress {
  transform: none;
  background-color: rgba(153, 153, 153, 1);
  transition: none;
}

#loadingBar.indeterminate .progress .glimmer {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 5rem;
  background-image: linear-gradient(
    to right,
    rgba(153, 153, 153, 1) 0%,
    rgba(255, 255, 255, 1) 50%,
    rgba(153, 153, 153, 1) 100%
  );
  background-size: 100% 100%;
  background-repeat: no-repeat;
  animation: progressIndeterminate 2s linear infinite;
}

#errorWrapper {
  background: none repeat scroll 0 0 rgba(255, 85, 85, 1);
  color: rgba(255, 255, 255, 1);
  left: 0;
  position: absolute;
  right: 0;
  top: 3.2rem;
  z-index: 1000;
  padding: 0.3rem;
  font-size: 0.8em;
}

#errorMoreInfo {
  background-color: rgba(255, 255, 255, 1);
  color: rgba(0, 0, 0, 1);
  padding: 0.3rem;
  margin: 0.3rem;
  width: 98%;
}