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Refactor imagediff and fix regression bug (#30694) 

Fix #30683
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wxiaoguang 2024-04-25 21:01:38 +08:00 committed by GitHub
parent bffbbf5470
commit fd63b96f6a
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1 changed files with 102 additions and 102 deletions
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204
web_src/js/features/imagediff.js
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@ -1,6 +1,6 @@
import $ from 'jquery';
import {GET} from '../modules/fetch.js';
import {hideElem, loadElem} from '../utils/dom.js';
import {hideElem, loadElem, queryElemChildren} from '../utils/dom.js';
import {parseDom} from '../utils.js';
function getDefaultSvgBoundsIfUndefined(text, src) {
@ -38,36 +38,36 @@ function getDefaultSvgBoundsIfUndefined(text, src) {
return null;
}
function createContext(imageAfter, imageBefore) {
const sizeAfter = {
width: imageAfter?.width || 0,
height: imageAfter?.height || 0,
};
const sizeBefore = {
width: imageBefore?.width || 0,
height: imageBefore?.height || 0,
};
const maxSize = {
width: Math.max(sizeBefore.width, sizeAfter.width),
height: Math.max(sizeBefore.height, sizeAfter.height),
};
return {
imageAfter,
imageBefore,
sizeAfter,
sizeBefore,
maxSize,
ratio: [
Math.floor(maxSize.width - sizeAfter.width) / 2,
Math.floor(maxSize.height - sizeAfter.height) / 2,
Math.floor(maxSize.width - sizeBefore.width) / 2,
Math.floor(maxSize.height - sizeBefore.height) / 2,
],
};
}
export function initImageDiff() {
function createContext(image1, image2) {
const size1 = {
width: image1 && image1.width || 0,
height: image1 && image1.height || 0,
};
const size2 = {
width: image2 && image2.width || 0,
height: image2 && image2.height || 0,
};
const max = {
width: Math.max(size2.width, size1.width),
height: Math.max(size2.height, size1.height),
};
return {
$image1: $(image1),
$image2: $(image2),
size1,
size2,
max,
ratio: [
Math.floor(max.width - size1.width) / 2,
Math.floor(max.height - size1.height) / 2,
Math.floor(max.width - size2.width) / 2,
Math.floor(max.height - size2.height) / 2,
],
};
}
$('.image-diff:not([data-image-diff-loaded])').each(async function() {
const $container = $(this);
this.setAttribute('data-image-diff-loaded', 'true');
@ -116,94 +116,96 @@ export function initImageDiff() {
initOverlay(createContext($imagesAfter[2], $imagesBefore[2]));
}
this.querySelector(':scope > .image-diff-tabs')?.classList.remove('is-loading');
queryElemChildren(this, '.image-diff-tabs', (el) => el.classList.remove('is-loading'));
function initSideBySide(container, sizes) {
let factor = 1;
if (sizes.max.width > (diffContainerWidth - 24) / 2) {
factor = (diffContainerWidth - 24) / 2 / sizes.max.width;
if (sizes.maxSize.width > (diffContainerWidth - 24) / 2) {
factor = (diffContainerWidth - 24) / 2 / sizes.maxSize.width;
}
const widthChanged = sizes.$image1.length !== 0 && sizes.$image2.length !== 0 && sizes.$image1[0].naturalWidth !== sizes.$image2[0].naturalWidth;
const heightChanged = sizes.$image1.length !== 0 && sizes.$image2.length !== 0 && sizes.$image1[0].naturalHeight !== sizes.$image2[0].naturalHeight;
if (sizes.$image1?.length) {
const widthChanged = sizes.imageAfter && sizes.imageBefore && sizes.imageAfter.naturalWidth !== sizes.imageBefore.naturalWidth;
const heightChanged = sizes.imageAfter && sizes.imageBefore && sizes.imageAfter.naturalHeight !== sizes.imageBefore.naturalHeight;
if (sizes.imageAfter) {
const boundsInfoAfterWidth = container.querySelector('.bounds-info-after .bounds-info-width');
boundsInfoAfterWidth.textContent = `${sizes.$image1[0].naturalWidth}px`;
if (widthChanged) boundsInfoAfterWidth.classList.add('green');
if (boundsInfoAfterWidth) {
boundsInfoAfterWidth.textContent = `${sizes.imageAfter.naturalWidth}px`;
boundsInfoAfterWidth.classList.toggle('green', widthChanged);
}
const boundsInfoAfterHeight = container.querySelector('.bounds-info-after .bounds-info-height');
boundsInfoAfterHeight.textContent = `${sizes.$image1[0].naturalHeight}px`;
if (heightChanged) boundsInfoAfterHeight.classList.add('green');
if (boundsInfoAfterHeight) {
boundsInfoAfterHeight.textContent = `${sizes.imageAfter.naturalHeight}px`;
boundsInfoAfterHeight.classList.toggle('green', heightChanged);
}
}
if (sizes.$image2?.length) {
if (sizes.imageBefore) {
const boundsInfoBeforeWidth = container.querySelector('.bounds-info-before .bounds-info-width');
boundsInfoBeforeWidth.textContent = `${sizes.$image2[0].naturalWidth}px`;
if (widthChanged) boundsInfoBeforeWidth.classList.add('red');
if (boundsInfoBeforeWidth) {
boundsInfoBeforeWidth.textContent = `${sizes.imageBefore.naturalWidth}px`;
boundsInfoBeforeWidth.classList.toggle('red', widthChanged);
}
const boundsInfoBeforeHeight = container.querySelector('.bounds-info-before .bounds-info-height');
boundsInfoBeforeHeight.textContent = `${sizes.$image2[0].naturalHeight}px`;
if (heightChanged) boundsInfoBeforeHeight.classList.add('red');
if (boundsInfoBeforeHeight) {
boundsInfoBeforeHeight.textContent = `${sizes.imageBefore.naturalHeight}px`;
boundsInfoBeforeHeight.classList.add('red', heightChanged);
}
}
const image1 = sizes.$image1[0];
if (image1) {
const container = image1.parentNode;
image1.style.width = `${sizes.size1.width * factor}px`;
image1.style.height = `${sizes.size1.height * factor}px`;
if (sizes.imageAfter) {
const container = sizes.imageAfter.parentNode;
sizes.imageAfter.style.width = `${sizes.sizeAfter.width * factor}px`;
sizes.imageAfter.style.height = `${sizes.sizeAfter.height * factor}px`;
container.style.margin = '10px auto';
container.style.width = `${sizes.size1.width * factor + 2}px`;
container.style.height = `${sizes.size1.height * factor + 2}px`;
container.style.width = `${sizes.sizeAfter.width * factor + 2}px`;
container.style.height = `${sizes.sizeAfter.height * factor + 2}px`;
}
const image2 = sizes.$image2[0];
if (image2) {
const container = image2.parentNode;
image2.style.width = `${sizes.size2.width * factor}px`;
image2.style.height = `${sizes.size2.height * factor}px`;
if (sizes.imageBefore) {
const container = sizes.imageBefore.parentNode;
sizes.imageBefore.style.width = `${sizes.sizeBefore.width * factor}px`;
sizes.imageBefore.style.height = `${sizes.sizeBefore.height * factor}px`;
container.style.margin = '10px auto';
container.style.width = `${sizes.size2.width * factor + 2}px`;
container.style.height = `${sizes.size2.height * factor + 2}px`;
container.style.width = `${sizes.sizeBefore.width * factor + 2}px`;
container.style.height = `${sizes.sizeBefore.height * factor + 2}px`;
}
}
function initSwipe(sizes) {
let factor = 1;
if (sizes.max.width > diffContainerWidth - 12) {
factor = (diffContainerWidth - 12) / sizes.max.width;
if (sizes.maxSize.width > diffContainerWidth - 12) {
factor = (diffContainerWidth - 12) / sizes.maxSize.width;
}
const image1 = sizes.$image1[0];
if (image1) {
const container = image1.parentNode;
if (sizes.imageAfter) {
const container = sizes.imageAfter.parentNode;
const swipeFrame = container.parentNode;
image1.style.width = `${sizes.size1.width * factor}px`;
image1.style.height = `${sizes.size1.height * factor}px`;
sizes.imageAfter.style.width = `${sizes.sizeAfter.width * factor}px`;
sizes.imageAfter.style.height = `${sizes.sizeAfter.height * factor}px`;
container.style.margin = `0px ${sizes.ratio[0] * factor}px`;
container.style.width = `${sizes.size1.width * factor + 2}px`;
container.style.height = `${sizes.size1.height * factor + 2}px`;
container.style.width = `${sizes.sizeAfter.width * factor + 2}px`;
container.style.height = `${sizes.sizeAfter.height * factor + 2}px`;
swipeFrame.style.padding = `${sizes.ratio[1] * factor}px 0 0 0`;
swipeFrame.style.width = `${sizes.max.width * factor + 2}px`;
swipeFrame.style.width = `${sizes.maxSize.width * factor + 2}px`;
}
const image2 = sizes.$image2[0];
if (image2) {
const container = image2.parentNode;
if (sizes.imageBefore) {
const container = sizes.imageBefore.parentNode;
const swipeFrame = container.parentNode;
image2.style.width = `${sizes.size2.width * factor}px`;
image2.style.height = `${sizes.size2.height * factor}px`;
sizes.imageBefore.style.width = `${sizes.sizeBefore.width * factor}px`;
sizes.imageBefore.style.height = `${sizes.sizeBefore.height * factor}px`;
container.style.margin = `${sizes.ratio[3] * factor}px ${sizes.ratio[2] * factor}px`;
container.style.width = `${sizes.size2.width * factor + 2}px`;
container.style.height = `${sizes.size2.height * factor + 2}px`;
swipeFrame.style.width = `${sizes.max.width * factor + 2}px`;
swipeFrame.style.height = `${sizes.max.height * factor + 2}px`;
container.style.width = `${sizes.sizeBefore.width * factor + 2}px`;
container.style.height = `${sizes.sizeBefore.height * factor + 2}px`;
swipeFrame.style.width = `${sizes.maxSize.width * factor + 2}px`;
swipeFrame.style.height = `${sizes.maxSize.height * factor + 2}px`;
}
// extra height for inner "position: absolute" elements
const swipe = $container.find('.diff-swipe')[0];
if (swipe) {
swipe.style.width = `${sizes.max.width * factor + 2}px`;
swipe.style.height = `${sizes.max.height * factor + 30}px`;
swipe.style.width = `${sizes.maxSize.width * factor + 2}px`;
swipe.style.height = `${sizes.maxSize.height * factor + 30}px`;
}
$container.find('.swipe-bar').on('mousedown', function(e) {
@ -229,39 +231,37 @@ export function initImageDiff() {
function initOverlay(sizes) {
let factor = 1;
if (sizes.max.width > diffContainerWidth - 12) {
factor = (diffContainerWidth - 12) / sizes.max.width;
if (sizes.maxSize.width > diffContainerWidth - 12) {
factor = (diffContainerWidth - 12) / sizes.maxSize.width;
}
const image1 = sizes.$image1[0];
if (image1) {
const container = image1.parentNode;
image1.style.width = `${sizes.size1.width * factor}px`;
image1.style.height = `${sizes.size1.height * factor}px`;
if (sizes.imageAfter) {
const container = sizes.imageAfter.parentNode;
sizes.imageAfter.style.width = `${sizes.sizeAfter.width * factor}px`;
sizes.imageAfter.style.height = `${sizes.sizeAfter.height * factor}px`;
container.style.margin = `${sizes.ratio[1] * factor}px ${sizes.ratio[0] * factor}px`;
container.style.width = `${sizes.size1.width * factor + 2}px`;
container.style.height = `${sizes.size1.height * factor + 2}px`;
container.style.width = `${sizes.sizeAfter.width * factor + 2}px`;
container.style.height = `${sizes.sizeAfter.height * factor + 2}px`;
}
const image2 = sizes.$image2[0];
if (image2) {
const container = image2.parentNode;
if (sizes.imageBefore) {
const container = sizes.imageBefore.parentNode;
const overlayFrame = container.parentNode;
image2.style.width = `${sizes.size2.width * factor}px`;
image2.style.height = `${sizes.size2.height * factor}px`;
sizes.imageBefore.style.width = `${sizes.sizeBefore.width * factor}px`;
sizes.imageBefore.style.height = `${sizes.sizeBefore.height * factor}px`;
container.style.margin = `${sizes.ratio[3] * factor}px ${sizes.ratio[2] * factor}px`;
container.style.width = `${sizes.size2.width * factor + 2}px`;
container.style.height = `${sizes.size2.height * factor + 2}px`;
container.style.width = `${sizes.sizeBefore.width * factor + 2}px`;
container.style.height = `${sizes.sizeBefore.height * factor + 2}px`;
// some inner elements are `position: absolute`, so the container's height must be large enough
overlayFrame.style.width = `${sizes.max.width * factor + 2}px`;
overlayFrame.style.height = `${sizes.max.height * factor + 2}px`;
overlayFrame.style.width = `${sizes.maxSize.width * factor + 2}px`;
overlayFrame.style.height = `${sizes.maxSize.height * factor + 2}px`;
}
const rangeInput = $container[0].querySelector('input[type="range"]');
function updateOpacity() {
if (sizes?.$image1?.[0]) {
sizes.$image1[0].parentNode.style.opacity = `${rangeInput.value / 100}`;
if (sizes.imageAfter) {
sizes.imageAfter.parentNode.style.opacity = `${rangeInput.value / 100}`;
}
}
rangeInput?.addEventListener('input', updateOpacity);