DGNum/Stirling-PDF
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add imagehighlighter

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Because the images are now much smaller with the image highlighter we can view images in more detail
This commit is contained in:
jordy 2023-04-22 14:49:08 +02:00
parent fb24398b01
commit 1edb669583
1 changed files with 84 additions and 1 deletions
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85
src/main/resources/templates/multi-tool.html
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@ -5,6 +5,7 @@
<body>
<div id="image-highlighter"></div>
<div id="page-container">
<div id="content-wrap">
<div th:insert="~{fragments/navbar.html :: navbar}"></div>
@ -55,6 +56,12 @@
<script>
var fileName = null;
/**
*
* Manage Page container scroll
*
*/
const pagesContainer = document.getElementById("pages-container");
var scrollDelta = 0; // variable to store the accumulated scroll delta
@ -88,6 +95,26 @@
}
}
/**
*
* Manage image highlighter clearing
*
*/
const imageHighlighter = document.getElementById('image-highlighter');
imageHighlighter.onclick = (e) => {
imageHighlighter.childNodes.forEach((child) => {
child.classList.add('remove');
setTimeout(() => {
imageHighlighter.removeChild(child);
}, 100)
})
}
/**
*
* Methods for managing PDFs
*
*/
function addPdfs(nextSiblingElement) {
var input = document.createElement('input');
input.type = 'file';
@ -184,12 +211,24 @@
div.classList.add("page-container");
var img = document.createElement('img');
img.src = await renderer.renderPage(i);
img.classList.add('page-image')
const imageSrc = await renderer.renderPage(i)
img.src = imageSrc;
img.pageIdx = i;
img.rend = renderer;
img.doc = pdfDocument;
div.appendChild(img);
img.addEventListener('mousedown', (x) => {
var bigImg = document.createElement('img');
bigImg.onclick = (e) => {
e.preventDefault();
e.stopPropagation();
};
bigImg.src = imageSrc;
imageHighlighter.appendChild(bigImg);
})
const buttonContainer = document.createElement('div');
buttonContainer.classList.add("button-container");
@ -479,6 +518,10 @@
display: none;
}
.page-image {
cursor:pointer;
}
/* "insert pdf" buttons that appear on the right when hover */
.insert-file-button-container {
translate: 0 -50%;
@ -529,6 +572,46 @@
border-radius: 100px;
}
#image-highlighter {
position: fixed;
display:flex;
inset: 0;
z-index: 10000;
background-color: rgba(0, 0, 0, 0);
visibility: hidden;
align-items: center;
justify-content: center;
transition: visbility 0.1s linear, background-color 0.1s linear;
}
#image-highlighter > * {
max-width: 80vw;
max-height: 80vh;
animation: image-highlight .1s linear;
transition: transform .1s linear, opacity .1s linear;
}
#image-highlighter > *.remove {
transform: scale(0.8) !important;
opacity: 0 !important;
}
#image-highlighter:not(:empty) {
background-color: rgba(0, 0, 0, 0.37);
visibility: visible;
}
@keyframes image-highlight {
from {
transform: scale(0.8);
opacity: 0;
}
to {
transform: scale(1);
opacity: 1;
}
}
#add-pdf-button {
margin: 0 auto;
}