Bug fixes and optimisations

This commit is contained in:
Saud Fatayerji 2023-04-19 11:44:58 +03:00
parent 8d1057477b
commit 7f9f45c720

View file

@ -23,21 +23,21 @@
</svg> </svg>
</button> </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"> <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 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" /> <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> </svg>
</button> </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"> <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 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" /> <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> </svg>
</button> </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"> <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="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"/> <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"/>
@ -56,20 +56,25 @@
</div> </div>
<script> <script>
var myDocument = null; var fileName = null;
var myRenderer = null;
const pagesContainer = document.getElementById("pages-container"); const pagesContainer = document.getElementById("pages-container");
function addPdfs() { function addPdfs() {
var input = document.createElement('input'); var input = document.createElement('input');
input.type = 'file'; input.type = 'file';
input.multiple = true; input.multiple = true;
input.setAttribute("accept", "application/pdf");
input.onchange = async(e) => { input.onchange = async(e) => {
const files = e.target.files; const files = e.target.files;
fileName = files[0].name;
for (var i=0; i < files.length; i++) { for (var i=0; i < files.length; i++) {
addPdfFile(files[i]); addPdfFile(files[i]);
} }
document.querySelectorAll(".enable-on-file").forEach(element => {
element.disabled = false;
});
} }
input.click(); input.click();
@ -77,24 +82,8 @@
async function addPdfFile(file) { async function addPdfFile(file) {
const { renderer, pdfDocument } = await loadFile(file); 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'); const moveUpButtonCallback = e => {
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 => {
var imgContainer = e.target; var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) { while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode; imgContainer = imgContainer.parentNode;
@ -110,13 +99,8 @@
block: "center", block: "center",
}) })
} }
} };
buttonContainer.appendChild(moveUp); const moveDownButtonCallback = e => {
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 => {
var imgContainer = e.target; var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) { while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode; imgContainer = imgContainer.parentNode;
@ -138,7 +122,57 @@
block: "center", 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);
};
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); buttonContainer.appendChild(moveDown);
const rotateCCW = document.createElement('button'); const rotateCCW = document.createElement('button');
@ -147,15 +181,7 @@
<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 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" /> <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>`; </svg>`;
rotateCCW.onclick = e => { rotateCCW.onclick = rotateCCWButtonCallback;
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
}
const img = imgContainer.querySelector("img");
rotateElement(img, -90)
}
buttonContainer.appendChild(rotateCCW); buttonContainer.appendChild(rotateCCW);
const rotateCW = document.createElement('button'); const rotateCW = document.createElement('button');
@ -164,15 +190,7 @@
<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 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" /> <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>`; </svg>`;
rotateCW.onclick = e => { rotateCW.onclick = rotateCWButtonCallback;
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
}
const img = imgContainer.querySelector("img");
rotateElement(img, 90)
}
buttonContainer.appendChild(rotateCW); buttonContainer.appendChild(rotateCW);
const deletePage = document.createElement('button'); const deletePage = document.createElement('button');
@ -181,13 +199,7 @@
<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="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"/> <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>`; </svg>`;
deletePage.onclick = e => { deletePage.onclick = deletePageButtonCallback;
var imgContainer = e.target;
while (!imgContainer.classList.contains("page-container")) {
imgContainer = imgContainer.parentNode;
}
pagesContainer.removeChild(imgContainer);
}
buttonContainer.appendChild(deletePage); buttonContainer.appendChild(deletePage);
div.appendChild(buttonContainer); div.appendChild(buttonContainer);
@ -236,7 +248,7 @@
const downloadLink = document.createElement('a'); const downloadLink = document.createElement('a');
downloadLink.href = url; 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 downloadLink.click(); // Simulate a click on the download link to start the download
} }
@ -244,11 +256,6 @@
var objectUrl = URL.createObjectURL(file); var objectUrl = URL.createObjectURL(file);
var pdfDocument = await toPdfLib(objectUrl); var pdfDocument = await toPdfLib(objectUrl);
var renderer = await toRenderer(objectUrl); var renderer = await toRenderer(objectUrl);
myDocument = pdfDocument;
myRenderer = renderer;
console.log(renderer, pdfDocument)
return { renderer, pdfDocument }; return { renderer, pdfDocument };
} }
async function toPdfLib(objectUrl) { async function toPdfLib(objectUrl) {