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Merge pull request #95 from Sf298/main

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Added "insert document" buttons that appear in the middle of the document. bug fixes
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Anthony Stirling 2023-04-20 17:39:38 +01:00 committed by GitHub
commit 9d65537317
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 171 additions and 84 deletions
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14
src/main/resources/static/css/general.css
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@ -21,3 +21,17 @@ html[lang-direction=rtl] * {
direction: rtl;
text-align: right;
}
.align-top {
position: absolute;
top: 0;
}
.align-center-right {
position: absolute;
right: 0;
top: 50%;
}
.align-bottom {
position: absolute;
bottom: 0;
}

0
src/main/resources/static/pdf-lib.min.js → src/main/resources/static/js/pdf-lib.min.js vendored
View file

2
src/main/resources/templates/fragments/common.html
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@ -23,7 +23,7 @@
<script src="pdfjs/pdf.js"></script>
<!-- PDF-Lib -->
<script src="pdf-lib.min.js"></script>
<script src="js/pdf-lib.min.js"></script>
<!-- Custom -->
<link rel="stylesheet" href="css/general.css">

203
src/main/resources/templates/page-manager.html
View file

@ -23,21 +23,21 @@
</svg>
</button>
<button class="btn btn-secondary" onclick="rotateAll(-90)">
<button class="btn btn-secondary enable-on-file" onclick="rotateAll(-90)" disabled>
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-arrow-counterclockwise" viewBox="0 0 16 16">
<path fill-rule="evenodd" d="M8 3a5 5 0 1 1-4.546 2.914.5.5 0 0 0-.908-.417A6 6 0 1 0 8 2v1z" />
<path d="M8 4.466V.534a.25.25 0 0 0-.41-.192L5.23 2.308a.25.25 0 0 0 0 .384l2.36 1.966A.25.25 0 0 0 8 4.466z" />
</svg>
</button>
<button class="btn btn-secondary" onclick="rotateAll(90)">
<button class="btn btn-secondary enable-on-file" onclick="rotateAll(90)" disabled>
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-arrow-clockwise" viewBox="0 0 16 16">
<path fill-rule="evenodd" d="M8 3a5 5 0 1 0 4.546 2.914.5.5 0 0 1 .908-.417A6 6 0 1 1 8 2v1z" />
<path d="M8 4.466V.534a.25.25 0 0 1 .41-.192l2.36 1.966c.12.1.12.284 0 .384L8.41 4.658A.25.25 0 0 1 8 4.466z" />
</svg>
</button>
<button id="export-button" class="btn btn-primary" onclick="exportPdf()">
<button id="export-button" class="btn btn-primary enable-on-file" onclick="exportPdf()" disabled>
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-download" viewBox="0 0 16 16">
<path d="M.5 9.9a.5.5 0 0 1 .5.5v2.5a1 1 0 0 0 1 1h12a1 1 0 0 0 1-1v-2.5a.5.5 0 0 1 1 0v2.5a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2v-2.5a.5.5 0 0 1 .5-.5z"/>
<path d="M7.646 11.854a.5.5 0 0 0 .708 0l3-3a.5.5 0 0 0-.708-.708L8.5 10.293V1.5a.5.5 0 0 0-1 0v8.793L5.354 8.146a.5.5 0 1 0-.708.708l3 3z"/>
@ -56,45 +56,50 @@
</div>
<script>
var myDocument = null;
var myRenderer = null;
var fileName = null;
const pagesContainer = document.getElementById("pages-container");
function addPdfs() {
// add the bottom "insert pdf" button that appears on the right when hovered over
const bottomInsertFileButtonContainer = document.createElement('div');
bottomInsertFileButtonContainer.classList.add("insert-file-button-container", "align-bottom");
bottomInsertFileButtonContainer.style.transform = "translate(0, 50%)";
const bottomInsertFileButton = document.createElement('button');
bottomInsertFileButton.classList.add("btn", "btn-primary", "insert-file-button", "align-center-right");
bottomInsertFileButton.innerHTML = `<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-file-earmark-plus" viewBox="0 0 16 16">
<path d="M8 6.5a.5.5 0 0 1 .5.5v1.5H10a.5.5 0 0 1 0 1H8.5V11a.5.5 0 0 1-1 0V9.5H6a.5.5 0 0 1 0-1h1.5V7a.5.5 0 0 1 .5-.5z"/>
<path d="M14 4.5V14a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V2a2 2 0 0 1 2-2h5.5L14 4.5zm-3 0A1.5 1.5 0 0 1 9.5 3V1H4a1 1 0 0 0-1 1v12a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1V4.5h-2z"/>
</svg>`;
bottomInsertFileButton.onclick = e => addPdfs();
bottomInsertFileButtonContainer.appendChild(bottomInsertFileButton);
pagesContainer.appendChild(bottomInsertFileButtonContainer);
function addPdfs(nextSiblingElement) {
var input = document.createElement('input');
input.type = 'file';
input.multiple = true;
input.setAttribute("accept", "application/pdf");
input.onchange = async(e) => {
const files = e.target.files;
fileName = files[0].name;
for (var i=0; i < files.length; i++) {
addPdfFile(files[i]);
addPdfFile(files[i], nextSiblingElement);
}
document.querySelectorAll(".enable-on-file").forEach(element => {
element.disabled = false;
});
}
input.click();
}
async function addPdfFile(file) {
async function addPdfFile(file, nextSiblingElement) {
const { renderer, pdfDocument } = await loadFile(file);
for (var i=0; i < renderer.pageCount; i++) {
const div = document.createElement('div');
div.classList.add("page-container");
var img = document.createElement('img');
img.src = await renderer.renderPage(i);
img.pageIdx = i;
img.rend = renderer;
img.doc = pdfDocument;
div.appendChild(img);
const buttonContainer = document.createElement('div');
buttonContainer.classList.add("button-container");
const moveUp = document.createElement('button');
moveUp.classList.add("move-up-button","btn", "btn-secondary");
moveUp.innerHTML = '<i class="bi bi-arrow-up-short"></i>';
moveUp.onclick = e => {
const moveUpButtonCallback = e => {
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
@ -110,13 +115,8 @@
block: "center",
})
}
}
buttonContainer.appendChild(moveUp);
const moveDown = document.createElement('button');
moveDown.classList.add("move-down-button","btn", "btn-secondary");
moveDown.innerHTML = '<i class="bi bi-arrow-down-short"></i>';
moveDown.onclick = e => {
};
const moveDownButtonCallback = e => {
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
@ -138,7 +138,64 @@
block: "center",
})
}
};
const rotateCCWButtonCallback = e => {
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
}
const img = imgContainer.querySelector("img");
rotateElement(img, -90)
};
const rotateCWButtonCallback = e => {
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
}
const img = imgContainer.querySelector("img");
rotateElement(img, 90)
};
const deletePageButtonCallback = e => {
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
}
pagesContainer.removeChild(imgContainer);
};
const insertFileButtonCallback = e => {
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
}
addPdfs(imgContainer)
};
for (var i=0; i < renderer.pageCount; i++) {
const div = document.createElement('div');
div.classList.add("page-container");
var img = document.createElement('img');
img.src = await renderer.renderPage(i);
img.pageIdx = i;
img.rend = renderer;
img.doc = pdfDocument;
div.appendChild(img);
const buttonContainer = document.createElement('div');
buttonContainer.classList.add("button-container");
const moveUp = document.createElement('button');
moveUp.classList.add("move-up-button","btn", "btn-secondary");
moveUp.innerHTML = '<i class="bi bi-arrow-up-short"></i>';
moveUp.onclick = moveUpButtonCallback;
buttonContainer.appendChild(moveUp);
const moveDown = document.createElement('button');
moveDown.classList.add("move-down-button","btn", "btn-secondary");
moveDown.innerHTML = '<i class="bi bi-arrow-down-short"></i>';
moveDown.onclick = moveDownButtonCallback;
buttonContainer.appendChild(moveDown);
const rotateCCW = document.createElement('button');
@ -147,15 +204,7 @@
<path fill-rule="evenodd" d="M8 3a5 5 0 1 1-4.546 2.914.5.5 0 0 0-.908-.417A6 6 0 1 0 8 2v1z" />
<path d="M8 4.466V.534a.25.25 0 0 0-.41-.192L5.23 2.308a.25.25 0 0 0 0 .384l2.36 1.966A.25.25 0 0 0 8 4.466z" />
</svg>`;
rotateCCW.onclick = e => {
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
}
const img = imgContainer.querySelector("img");
rotateElement(img, -90)
}
rotateCCW.onclick = rotateCCWButtonCallback;
buttonContainer.appendChild(rotateCCW);
const rotateCW = document.createElement('button');
@ -164,15 +213,7 @@
<path fill-rule="evenodd" d="M8 3a5 5 0 1 0 4.546 2.914.5.5 0 0 1 .908-.417A6 6 0 1 1 8 2v1z" />
<path d="M8 4.466V.534a.25.25 0 0 1 .41-.192l2.36 1.966c.12.1.12.284 0 .384L8.41 4.658A.25.25 0 0 1 8 4.466z" />
</svg>`;
rotateCW.onclick = e => {
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
}
const img = imgContainer.querySelector("img");
rotateElement(img, 90)
}
rotateCW.onclick = rotateCWButtonCallback;
buttonContainer.appendChild(rotateCW);
const deletePage = document.createElement('button');
@ -181,20 +222,32 @@
<path d="M5.5 5.5A.5.5 0 0 1 6 6v6a.5.5 0 0 1-1 0V6a.5.5 0 0 1 .5-.5Zm2.5 0a.5.5 0 0 1 .5.5v6a.5.5 0 0 1-1 0V6a.5.5 0 0 1 .5-.5Zm3 .5a.5.5 0 0 0-1 0v6a.5.5 0 0 0 1 0V6Z"/>
<path d="M14.5 3a1 1 0 0 1-1 1H13v9a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V4h-.5a1 1 0 0 1-1-1V2a1 1 0 0 1 1-1H6a1 1 0 0 1 1-1h2a1 1 0 0 1 1 1h3.5a1 1 0 0 1 1 1v1ZM4.118 4 4 4.059V13a1 1 0 0 0 1 1h6a1 1 0 0 0 1-1V4.059L11.882 4H4.118ZM2.5 3h11V2h-11v1Z"/>
</svg>`;
deletePage.onclick = e => {
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
}
pagesContainer.removeChild(imgContainer);
}
deletePage.onclick = deletePageButtonCallback;
buttonContainer.appendChild(deletePage);
div.appendChild(buttonContainer);
const insertFileButtonContainer = document.createElement('div');
insertFileButtonContainer.classList.add("insert-file-button-container", "align-top");
const insertFileButton = document.createElement('button');
insertFileButton.classList.add("btn", "btn-primary", "insert-file-button", "align-center-right");
insertFileButton.innerHTML = `<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-file-earmark-plus" viewBox="0 0 16 16">
<path d="M8 6.5a.5.5 0 0 1 .5.5v1.5H10a.5.5 0 0 1 0 1H8.5V11a.5.5 0 0 1-1 0V9.5H6a.5.5 0 0 1 0-1h1.5V7a.5.5 0 0 1 .5-.5z"/>
<path d="M14 4.5V14a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V2a2 2 0 0 1 2-2h5.5L14 4.5zm-3 0A1.5 1.5 0 0 1 9.5 3V1H4a1 1 0 0 0-1 1v12a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1V4.5h-2z"/>
</svg>`;
insertFileButton.onclick = insertFileButtonCallback;
insertFileButtonContainer.appendChild(insertFileButton);
div.appendChild(insertFileButtonContainer);
if (nextSiblingElement) {
pagesContainer.insertBefore(div, nextSiblingElement);
} else {
pagesContainer.appendChild(div);
}
}
}
function rotateElement(element, deg) {
var lastTransform = element.style.rotate;
@ -236,7 +289,7 @@
const downloadLink = document.createElement('a');
downloadLink.href = url;
downloadLink.download = 'example.pdf';
downloadLink.download = fileName ? fileName : 'managed.pdf';
downloadLink.click(); // Simulate a click on the download link to start the download
}
@ -244,11 +297,6 @@
var objectUrl = URL.createObjectURL(file);
var pdfDocument = await toPdfLib(objectUrl);
var renderer = await toRenderer(objectUrl);
myDocument = pdfDocument;
myRenderer = renderer;
console.log(renderer, pdfDocument)
return { renderer, pdfDocument };
}
async function toPdfLib(objectUrl) {
@ -330,6 +378,7 @@
aspect-ratio: 1;
text-align: center;
position: relative;
user-select: none;
}
.page-container img {
@ -341,7 +390,7 @@
top: 50%;
translate: -50% -50%;
box-shadow: 0 0 10px rgba(0,0,0);
transition: rotate .3s;
transition: rotate 0.3s;
}
.page-container .button-container {
@ -359,13 +408,37 @@
width: 16px;
height: 16px;
}
.page-container:first-child .move-up-button {
.page-container:nth-child(2) .move-up-button {
visibility: hidden;
}
.page-container:last-child .move-down-button {
visibility: hidden;
}
/* "insert pdf" buttons that appear on the right when hover */
.insert-file-button-container {
translate: 0 -50%;
width: 100%;
height: 60px;
z-index: 1;
opacity: 0;
transition: opacity 0.2s;
}
.insert-file-button-container:hover {
opacity: 1;
transition: opacity 0.05s;
}
.insert-file-button {
translate: 100% -50%;
rotate: 45deg;
aspect-ratio: 1;
border-radius: 100px 100px 100px 0;
}
.insert-file-button > * {
rotate: -45deg;
}
#add-pdf-button {
margin: 0 auto;
}