From d3cd46b0388918128af203fda37fa63461c46611 Mon Sep 17 00:00:00 2001 From: DepFA <35278260+dfaker@users.noreply.github.com> Date: Sun, 9 Oct 2022 16:19:33 +0100 Subject: Update lightbox to change displayed image as soon as generation is complete (#1933) * add updateOnBackgroundChange * typo fixes. * reindent to 4 spaces --- javascript/imageviewer.js | 174 ++++++++++++++++++++++++++-------------------- 1 file changed, 99 insertions(+), 75 deletions(-) (limited to 'javascript/imageviewer.js') diff --git a/javascript/imageviewer.js b/javascript/imageviewer.js index 6a00c0da..65a33dd7 100644 --- a/javascript/imageviewer.js +++ b/javascript/imageviewer.js @@ -1,72 +1,97 @@ // A full size 'lightbox' preview modal shown when left clicking on gallery previews - function closeModal() { - gradioApp().getElementById("lightboxModal").style.display = "none"; + gradioApp().getElementById("lightboxModal").style.display = "none"; } function showModal(event) { - const source = event.target || event.srcElement; - const modalImage = gradioApp().getElementById("modalImage") - const lb = gradioApp().getElementById("lightboxModal") - modalImage.src = source.src - if (modalImage.style.display === 'none') { - lb.style.setProperty('background-image', 'url(' + source.src + ')'); - } - lb.style.display = "block"; - lb.focus() - event.stopPropagation() + const source = event.target || event.srcElement; + const modalImage = gradioApp().getElementById("modalImage") + const lb = gradioApp().getElementById("lightboxModal") + modalImage.src = source.src + if (modalImage.style.display === 'none') { + lb.style.setProperty('background-image', 'url(' + source.src + ')'); + } + lb.style.display = "block"; + lb.focus() + event.stopPropagation() } function negmod(n, m) { - return ((n % m) + m) % m; + return ((n % m) + m) % m; } -function modalImageSwitch(offset){ - var allgalleryButtons = gradioApp().querySelectorAll(".gallery-item.transition-all") - var galleryButtons = [] - allgalleryButtons.forEach(function(elem){ - if(elem.parentElement.offsetParent){ - galleryButtons.push(elem); +function updateOnBackgroundChange() { + const modalImage = gradioApp().getElementById("modalImage") + if (modalImage && modalImage.offsetParent) { + let allcurrentButtons = gradioApp().querySelectorAll(".gallery-item.transition-all.\\!ring-2") + let currentButton = null + allcurrentButtons.forEach(function(elem) { + if (elem.parentElement.offsetParent) { + currentButton = elem; + } + }) + + if (modalImage.src != currentButton.children[0].src) { + modalImage.src = currentButton.children[0].src; + if (modalImage.style.display === 'none') { + modal.style.setProperty('background-image', `url(${modalImage.src})`) + } + } } - }) - - if(galleryButtons.length>1){ - var allcurrentButtons = gradioApp().querySelectorAll(".gallery-item.transition-all.\\!ring-2") - var currentButton = null - allcurrentButtons.forEach(function(elem){ - if(elem.parentElement.offsetParent){ - currentButton = elem; +} + +function modalImageSwitch(offset) { + var allgalleryButtons = gradioApp().querySelectorAll(".gallery-item.transition-all") + var galleryButtons = [] + allgalleryButtons.forEach(function(elem) { + if (elem.parentElement.offsetParent) { + galleryButtons.push(elem); } - }) - - var result = -1 - galleryButtons.forEach(function(v, i){ if(v==currentButton) { result = i } }) - - if(result != -1){ - nextButton = galleryButtons[negmod((result+offset),galleryButtons.length)] - nextButton.click() - const modalImage = gradioApp().getElementById("modalImage"); - const modal = gradioApp().getElementById("lightboxModal"); - modalImage.src = nextButton.children[0].src; - if (modalImage.style.display === 'none') { - modal.style.setProperty('background-image', `url(${modalImage.src})`) + }) + + if (galleryButtons.length > 1) { + var allcurrentButtons = gradioApp().querySelectorAll(".gallery-item.transition-all.\\!ring-2") + var currentButton = null + allcurrentButtons.forEach(function(elem) { + if (elem.parentElement.offsetParent) { + currentButton = elem; + } + }) + + var result = -1 + galleryButtons.forEach(function(v, i) { + if (v == currentButton) { + result = i + } + }) + + if (result != -1) { + nextButton = galleryButtons[negmod((result + offset), galleryButtons.length)] + nextButton.click() + const modalImage = gradioApp().getElementById("modalImage"); + const modal = gradioApp().getElementById("lightboxModal"); + modalImage.src = nextButton.children[0].src; + if (modalImage.style.display === 'none') { + modal.style.setProperty('background-image', `url(${modalImage.src})`) + } + setTimeout(function() { + modal.focus() + }, 10) } - setTimeout( function(){modal.focus()},10) - } - } + } } -function modalNextImage(event){ - modalImageSwitch(1) - event.stopPropagation() +function modalNextImage(event) { + modalImageSwitch(1) + event.stopPropagation() } -function modalPrevImage(event){ - modalImageSwitch(-1) - event.stopPropagation() +function modalPrevImage(event) { + modalImageSwitch(-1) + event.stopPropagation() } -function modalKeyHandler(event){ +function modalKeyHandler(event) { switch (event.key) { case "ArrowLeft": modalPrevImage(event) @@ -80,24 +105,22 @@ function modalKeyHandler(event){ } } -function showGalleryImage(){ +function showGalleryImage() { setTimeout(function() { fullImg_preview = gradioApp().querySelectorAll('img.w-full.object-contain') - - if(fullImg_preview != null){ + + if (fullImg_preview != null) { fullImg_preview.forEach(function function_name(e) { if (e.dataset.modded) return; e.dataset.modded = true; if(e && e.parentElement.tagName == 'DIV'){ - e.style.cursor='pointer' - e.addEventListener('click', function (evt) { if(!opts.js_modal_lightbox) return; modalZoomSet(gradioApp().getElementById('modalImage'), opts.js_modal_lightbox_initially_zoomed) showModal(evt) - },true); + }, true); } }); } @@ -105,21 +128,21 @@ function showGalleryImage(){ }, 100); } -function modalZoomSet(modalImage, enable){ - if( enable ){ +function modalZoomSet(modalImage, enable) { + if (enable) { modalImage.classList.add('modalImageFullscreen'); - } else{ + } else { modalImage.classList.remove('modalImageFullscreen'); } } -function modalZoomToggle(event){ +function modalZoomToggle(event) { modalImage = gradioApp().getElementById("modalImage"); modalZoomSet(modalImage, !modalImage.classList.contains('modalImageFullscreen')) event.stopPropagation() } -function modalTileImageToggle(event){ +function modalTileImageToggle(event) { const modalImage = gradioApp().getElementById("modalImage"); const modal = gradioApp().getElementById("lightboxModal"); const isTiling = modalImage.style.display === 'none'; @@ -134,17 +157,18 @@ function modalTileImageToggle(event){ event.stopPropagation() } -function galleryImageHandler(e){ - if(e && e.parentElement.tagName == 'BUTTON'){ +function galleryImageHandler(e) { + if (e && e.parentElement.tagName == 'BUTTON') { e.onclick = showGalleryImage; } } -onUiUpdate(function(){ +onUiUpdate(function() { fullImg_preview = gradioApp().querySelectorAll('img.w-full') - if(fullImg_preview != null){ - fullImg_preview.forEach(galleryImageHandler); + if (fullImg_preview != null) { + fullImg_preview.forEach(galleryImageHandler); } + updateOnBackgroundChange(); }) document.addEventListener("DOMContentLoaded", function() { @@ -152,13 +176,13 @@ document.addEventListener("DOMContentLoaded", function() { const modal = document.createElement('div') modal.onclick = closeModal; modal.id = "lightboxModal"; - modal.tabIndex=0 + modal.tabIndex = 0 modal.addEventListener('keydown', modalKeyHandler, true) const modalControls = document.createElement('div') modalControls.className = 'modalControls gradio-container'; modal.append(modalControls); - + const modalZoom = document.createElement('span') modalZoom.className = 'modalZoom cursor'; modalZoom.innerHTML = '⤡' @@ -183,30 +207,30 @@ document.addEventListener("DOMContentLoaded", function() { const modalImage = document.createElement('img') modalImage.id = 'modalImage'; modalImage.onclick = closeModal; - modalImage.tabIndex=0 + modalImage.tabIndex = 0 modalImage.addEventListener('keydown', modalKeyHandler, true) modal.appendChild(modalImage) const modalPrev = document.createElement('a') modalPrev.className = 'modalPrev'; modalPrev.innerHTML = '❮' - modalPrev.tabIndex=0 - modalPrev.addEventListener('click',modalPrevImage,true); + modalPrev.tabIndex = 0 + modalPrev.addEventListener('click', modalPrevImage, true); modalPrev.addEventListener('keydown', modalKeyHandler, true) modal.appendChild(modalPrev) const modalNext = document.createElement('a') modalNext.className = 'modalNext'; modalNext.innerHTML = '❯' - modalNext.tabIndex=0 - modalNext.addEventListener('click',modalNextImage,true); + modalNext.tabIndex = 0 + modalNext.addEventListener('click', modalNextImage, true); modalNext.addEventListener('keydown', modalKeyHandler, true) modal.appendChild(modalNext) gradioApp().getRootNode().appendChild(modal) - + document.body.appendChild(modalFragment); - + }); -- cgit v1.2.1