191 lines
9.7 KiB
JavaScript
191 lines
9.7 KiB
JavaScript
//META{"name":"ImageZoom","website":"https://github.com/mwittrien/BetterDiscordAddons/tree/master/Plugins/ImageZoom","source":"https://raw.githubusercontent.com/mwittrien/BetterDiscordAddons/master/Plugins/ImageZoom/ImageZoom.plugin.js"}*//
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class ImageZoom {
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getName () {return "ImageZoom";}
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getVersion () {return "1.0.4";}
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getAuthor () {return "DevilBro";}
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getDescription () {return "Allows you to zoom in opened Images by holding left clicking on them in the Image Modal.";}
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constructor () {
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this.changelog = {
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"fixed":[["Light Theme Update","Fixed bugs for the Light Theme Update, which broke 99% of my plugins"]]
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};
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this.patchModules = {
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"ImageModal":["componentDidMount","componentWillUnmount"],
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"Icon":["componentDidMount","componentWillUnmount"],
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};
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}
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initConstructor () {
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this.css = `
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.imagezoom-lense {
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border: 2px solid rgb(114, 137, 218);
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}
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.imagezoom-backdrop {
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position: absolute !important;
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top: 0 !important;
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right: 0 !important;
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bottom: 0 !important;
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left: 0 !important;
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z-index: 8000 !important;
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}`;
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this.defaults = {
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settings: {
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zoomlevel: {value:2, digits:1, min:1, max:10, unit:"x", name:"Zoom Level"},
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lensesize: {value:200, digits:0, min:50, max:1000, unit:"px", name:"Lense Size"}
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}
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};
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}
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//legacy
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load () {}
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start () {
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if (!global.BDFDB) global.BDFDB = {myPlugins:{}};
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if (global.BDFDB && global.BDFDB.myPlugins && typeof global.BDFDB.myPlugins == "object") global.BDFDB.myPlugins[this.getName()] = this;
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var libraryScript = document.querySelector('head script#BDFDBLibraryScript');
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if (!libraryScript || (performance.now() - libraryScript.getAttribute("date")) > 600000) {
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if (libraryScript) libraryScript.remove();
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libraryScript = document.createElement("script");
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libraryScript.setAttribute("id", "BDFDBLibraryScript");
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libraryScript.setAttribute("type", "text/javascript");
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libraryScript.setAttribute("src", "https://mwittrien.github.io/BetterDiscordAddons/Plugins/BDFDB.min.js");
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libraryScript.setAttribute("date", performance.now());
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libraryScript.addEventListener("load", () => {this.initialize();});
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document.head.appendChild(libraryScript);
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}
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else if (global.BDFDB && typeof BDFDB === "object" && BDFDB.loaded) this.initialize();
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this.startTimeout = setTimeout(() => {
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try {return this.initialize();}
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catch (err) {console.error(`%c[${this.getName()}]%c`, "color: #3a71c1; font-weight: 700;", "", "Fatal Error: Could not initiate plugin! " + err);}
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}, 30000);
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}
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initialize () {
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if (global.BDFDB && typeof BDFDB === "object" && BDFDB.loaded) {
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if (this.started) return;
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BDFDB.PluginUtils.init(this);
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BDFDB.ModuleUtils.forceAllUpdates(this);
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}
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else console.error(`%c[${this.getName()}]%c`, "color: #3a71c1; font-weight: 700;", "", "Fatal Error: Could not load BD functions!");
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}
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stop () {
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if (global.BDFDB && typeof BDFDB === "object" && BDFDB.loaded) {
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this.stopping = true;
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for (let img of document.querySelectorAll(BDFDB.dotCNS.imagewrapper + "img")) if (img.ImageZoomMouseDownListener) {
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img.removeEventListener("mousedown", img.ImageZoomMouseDownListener);
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delete img.ImageZoomMouseDownListener;
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img.removeAttribute("draggable");
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}
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BDFDB.DOMUtils.remove(".imagezoom-contextmenu", ".imagezoom-separator", ".imagezoom-settings", ".imagezoom-lense", ".imagezoom-backdrop");
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BDFDB.PluginUtils.clear(this);
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}
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}
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// begin of own functions
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processImageModal (instance, wrapper, returnvalue, methodnames) {
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if (methodnames.includes("componentDidMount")) {
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let modal = BDFDB.DOMUtils.getParent(BDFDB.dotCN.modal, wrapper);
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if (!modal) return;
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let inner = modal.querySelector(BDFDB.dotCN.modalinner);
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if (!inner) return;
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let start = performance.now();
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let waitForImg = BDFDB.TimeUtils.interval(() => {
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let img = modal.querySelector(BDFDB.dotCNS.imagewrapper + "img," + BDFDB.dotCNS.imagewrapper + "video");
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if (img && img.src && !BDFDB.DOMUtils.containsClass(img, BDFDB.disCN.imageplaceholder)) {
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BDFDB.TimeUtils.clear(waitForImg);
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img.setAttribute("draggable", "false");
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inner.firstElementChild.appendChild(BDFDB.DOMUtils.create(`<span class="${BDFDB.disCN.downloadlink} imagezoom-separator" style="margin: 0px 5px;"> | </div>`));
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let settingslink = BDFDB.DOMUtils.create(`<span class="${BDFDB.disCN.downloadlink} imagezoom-settings">Zoom ${BDFDB.LanguageUtils.LanguageStrings.SETTINGS}</div>`);
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inner.firstElementChild.appendChild(settingslink);
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let openContext = e => {
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let settings = BDFDB.DataUtils.get(this, "settings");
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let items = [];
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for (let type in settings) items.push(BDFDB.ReactUtils.createElement(BDFDB.LibraryComponents.ContextMenuSliderItem, {
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label: this.defaults.settings[type].name + ": " + settings[type] + this.defaults.settings[type].unit,
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type: type,
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defaultValue: BDFDB.NumberUtils.mapRange([this.defaults.settings[type].min, this.defaults.settings[type].max], [0, 100], settings[type]),
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onValueChange: value => {
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BDFDB.DataUtils.save(Math.round(BDFDB.NumberUtils.mapRange([0, 100], [this.defaults.settings[type].min, this.defaults.settings[type].max], value)), this, "settings", type);
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},
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onValueRender: value => {
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BDFDB.TimeUtils.timeout(() => {for (let slider of document.querySelectorAll(BDFDB.dotCN.contextmenuitemslider)) if (BDFDB.ReactUtils.getValue(slider, "return.memoizedProps.type") == type) {
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value = Math.round(BDFDB.NumberUtils.mapRange([0, 100], [this.defaults.settings[type].min, this.defaults.settings[type].max], value));
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let label = slider.querySelector(BDFDB.dotCN.contextmenulabel);
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if (label) label.innerText = this.defaults.settings[type].name + ": " + value + this.defaults.settings[type].unit;
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let bubble = slider.querySelector(BDFDB.dotCN.sliderbubble);
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if (bubble) bubble.innerText = value + this.defaults.settings[type].unit;
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break;
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}});
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}
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}));
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BDFDB.ContextMenuUtils.open(this, e, BDFDB.ReactUtils.createElement(BDFDB.LibraryComponents.ContextMenuItemGroup, {
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children: items
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}));
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};
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settingslink.addEventListener("click", openContext);
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settingslink.addEventListener("contextmenu", openContext);
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img.ImageZoomMouseDownListener = e => {
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BDFDB.ListenerUtils.stopEvent(e);
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BDFDB.DOMUtils.appendLocalStyle("ImageZoomCrossHair", "* {cursor: crosshair !important;}");
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let imgrects = BDFDB.DOMUtils.getRects(img);
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let settings = BDFDB.DataUtils.get(this, "settings");
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let lense = BDFDB.DOMUtils.create(`<div class="imagezoom-lense" style="clip-path: circle(${(settings.lensesize/2) + 2}px at center) !important; border-radius: 50% !important; pointer-events: none !important; z-index: 10000 !important; width: ${settings.lensesize}px !important; height: ${settings.lensesize}px !important; position: fixed !important;"><div class="imagezoom-lense-inner" style="position: absolute !important; top: 0 !important; right: 0 !important; bottom: 0 !important; left: 0 !important; clip-path: circle(${settings.lensesize/2}px at center) !important;"><${img.tagName} class="imagezoom-pane" src="${img.src}" style="width: ${imgrects.width * settings.zoomlevel}px; height: ${imgrects.height * settings.zoomlevel}px; position: fixed !important;"${img.tagName == "VIDEO" ? " loop autoplay" : ""}></${img.tagName}></div></div>`);
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let pane = lense.querySelector(".imagezoom-pane");
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let backdrop = BDFDB.DOMUtils.create(`<div class="imagezoom-backdrop" style="background: rgba(0,0,0,0.2) !important;"></div>`);
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document.querySelector(BDFDB.dotCN.appmount).appendChild(lense);
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document.querySelector(BDFDB.dotCN.appmount).appendChild(backdrop);
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let lenserects = BDFDB.DOMUtils.getRects(lense), panerects = BDFDB.DOMUtils.getRects(pane);
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let halfW = lenserects.width / 2, halfH = lenserects.height / 2;
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let minX = imgrects.left, maxX = minX + imgrects.width;
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let minY = imgrects.top, maxY = minY + imgrects.height;
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lense.style.setProperty("left", e.clientX - halfW + "px", "important");
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lense.style.setProperty("top", e.clientY - halfH + "px", "important");
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pane.style.setProperty("left", imgrects.left + ((settings.zoomlevel - 1) * (imgrects.left - e.clientX)) + "px", "important");
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pane.style.setProperty("top", imgrects.top + ((settings.zoomlevel - 1) * (imgrects.top - e.clientY)) + "px", "important");
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let dragging = e2 => {
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let x = e2.clientX > maxX ? maxX - halfW : e2.clientX < minX ? minX - halfW : e2.clientX - halfW;
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let y = e2.clientY > maxY ? maxY - halfH : e2.clientY < minY ? minY - halfH : e2.clientY - halfH;
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lense.style.setProperty("left", x + "px", "important");
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lense.style.setProperty("top", y + "px", "important");
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pane.style.setProperty("left", imgrects.left + ((settings.zoomlevel - 1) * (imgrects.left - x - halfW)) + "px", "important");
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pane.style.setProperty("top", imgrects.top + ((settings.zoomlevel - 1) * (imgrects.top - y - halfH)) + "px", "important");
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};
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let releasing = e2 => {
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BDFDB.DOMUtils.removeLocalStyle('ImageZoomCrossHair');
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document.removeEventListener("mousemove", dragging);
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document.removeEventListener("mouseup", releasing);
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BDFDB.DOMUtils.remove(lense, backdrop);
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};
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document.addEventListener("mousemove", dragging);
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document.addEventListener("mouseup", releasing);
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};
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img.addEventListener("mousedown", img.ImageZoomMouseDownListener);
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}
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else if (performance.now() - start > 10000) {
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BDFDB.TimeUtils.clear(waitForImg);
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}
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}, 100);
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}
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else if (methodnames.includes("componentWillUnmount")) {
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BDFDB.DOMUtils.remove(".imagezoom-contextmenu", ".imagezoom-separator", ".imagezoom-settings", ".imagezoom-lense", ".imagezoom-backdrop");
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}
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}
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}
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