pdf.js/web/annotation_editor_layer_builder.css

/* Copyright 2022 Mozilla Foundation
 *
 * 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 {
  --focus-outline: solid 2px red;
  --hover-outline: dashed 2px blue;
  --freetext-line-height: 1.35;
  --freetext-padding: 2px;
}

.annotationEditorLayer {
  background: transparent;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

.annotationEditorLayer .freeTextEditor {
  position: absolute;
  background: transparent;
  border-radius: 3px;
  padding: calc(var(--freetext-padding) * var(--zoom-factor));
  resize: none;
  width: auto;
  height: auto;
}

.annotationEditorLayer .freeTextEditor .internal {
  background: transparent;
  border: none;
  top: 0;
  left: 0;
  overflow: visible;
  white-space: nowrap;
  resize: none;
  font: 10px sans-serif;
  line-height: var(--freetext-line-height);
}

.annotationEditorLayer .freeTextEditor .overlay {
  position: absolute;
  display: none;
  background: transparent;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.annotationEditorLayer .freeTextEditor .overlay.enabled {
  display: block;
}

.annotationEditorLayer .freeTextEditor .internal:empty::before {
  content: attr(default-content);
  color: gray;
}

.annotationEditorLayer .freeTextEditor .internal:focus {
  outline: none;
}

.annotationEditorLayer .freeTextEditor:focus-within {
  outline: var(--focus-outline);
}

.annotationEditorLayer .inkEditor:not(:focus) {
  resize: none;
}

.annotationEditorLayer .freeTextEditor:hover:not(:focus-within),
.annotationEditorLayer .inkEditor:hover:not(:focus) {
  outline: var(--hover-outline);
}

.annotationEditorLayer .inkEditor.disabled:focus {
  resize: horizontal;
}

.annotationEditorLayer .inkEditor {
  position: absolute;
  background: transparent;
  border-radius: 3px;
  overflow: auto;
  width: 100%;
  height: 100%;
}

.annotationEditorLayer .inkEditor:focus {
  outline: var(--focus-outline);
  resize: both;
}

.annotationEditorLayer .inkEditor.editing {
  resize: none;
}

.annotationEditorLayer .inkEditor .inkEditorCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.annotationEditorLayer .selectedEditor {
  outline: var(--focus-outline);
  resize: none;
}