mirror of
https://github.com/BookStackApp/BookStack.git
synced 2025-06-22 21:51:50 +08:00
Lexical: Fixed tiny image resizer on image insert
Added specific focus on image insert, and updated resize handler to watch for load events and toggle a resize once loaded.
This commit is contained in:
@ -92,6 +92,7 @@ export const image: EditorButtonDefinition = {
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context.editor.update(() => {
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const link = $createLinkedImageNodeFromImageData(image);
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$insertNodes([link]);
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link.select();
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});
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})
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});
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@ -12,17 +12,21 @@ function isNodeWithSize(node: LexicalNode): node is NodeHasSize&LexicalNode {
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class NodeResizer {
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protected context: EditorUiContext;
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protected dom: HTMLElement|null = null;
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protected resizerDOM: HTMLElement|null = null;
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protected targetDOM: HTMLElement|null = null;
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protected scrollContainer: HTMLElement;
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protected mouseTracker: MouseDragTracker|null = null;
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protected activeSelection: string = '';
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protected loadAbortController = new AbortController();
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constructor(context: EditorUiContext) {
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this.context = context;
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this.scrollContainer = context.scrollDOM;
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this.onSelectionChange = this.onSelectionChange.bind(this);
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this.onTargetDOMLoad = this.onTargetDOMLoad.bind(this);
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context.manager.onSelectionChange(this.onSelectionChange);
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}
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@ -47,56 +51,68 @@ class NodeResizer {
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}
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}
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onTargetDOMLoad(): void {
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this.updateResizerPosition();
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}
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teardown() {
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this.context.manager.offSelectionChange(this.onSelectionChange);
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this.hide();
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}
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protected showForNode(node: NodeHasSize&LexicalNode, dom: HTMLElement) {
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this.dom = this.buildDOM();
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protected showForNode(node: NodeHasSize&LexicalNode, targetDOM: HTMLElement) {
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this.resizerDOM = this.buildDOM();
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this.targetDOM = targetDOM;
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let ghost = el('span', {class: 'editor-node-resizer-ghost'});
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if ($isImageNode(node)) {
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ghost = el('img', {src: dom.getAttribute('src'), class: 'editor-node-resizer-ghost'});
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ghost = el('img', {src: targetDOM.getAttribute('src'), class: 'editor-node-resizer-ghost'});
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}
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this.dom.append(ghost);
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this.resizerDOM.append(ghost);
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this.context.scrollDOM.append(this.dom);
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this.updateDOMPosition(dom);
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this.context.scrollDOM.append(this.resizerDOM);
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this.updateResizerPosition();
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this.mouseTracker = this.setupTracker(this.dom, node, dom);
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this.mouseTracker = this.setupTracker(this.resizerDOM, node, targetDOM);
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this.activeSelection = node.getKey();
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if (targetDOM.matches('img, embed, iframe, object')) {
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this.loadAbortController = new AbortController();
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targetDOM.addEventListener('load', this.onTargetDOMLoad, { signal: this.loadAbortController.signal });
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}
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}
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protected updateDOMPosition(nodeDOM: HTMLElement) {
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if (!this.dom) {
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protected updateResizerPosition() {
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if (!this.resizerDOM || !this.targetDOM) {
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return;
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}
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const scrollAreaRect = this.scrollContainer.getBoundingClientRect();
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const nodeRect = nodeDOM.getBoundingClientRect();
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const nodeRect = this.targetDOM.getBoundingClientRect();
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const top = nodeRect.top - (scrollAreaRect.top - this.scrollContainer.scrollTop);
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const left = nodeRect.left - scrollAreaRect.left;
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this.dom.style.top = `${top}px`;
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this.dom.style.left = `${left}px`;
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this.dom.style.width = nodeRect.width + 'px';
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this.dom.style.height = nodeRect.height + 'px';
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this.resizerDOM.style.top = `${top}px`;
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this.resizerDOM.style.left = `${left}px`;
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this.resizerDOM.style.width = nodeRect.width + 'px';
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this.resizerDOM.style.height = nodeRect.height + 'px';
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}
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protected updateDOMSize(width: number, height: number): void {
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if (!this.dom) {
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if (!this.resizerDOM) {
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return;
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}
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this.dom.style.width = width + 'px';
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this.dom.style.height = height + 'px';
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this.resizerDOM.style.width = width + 'px';
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this.resizerDOM.style.height = height + 'px';
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}
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protected hide() {
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this.mouseTracker?.teardown();
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this.dom?.remove();
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this.resizerDOM?.remove();
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this.targetDOM = null;
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this.activeSelection = '';
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this.loadAbortController.abort();
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}
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protected buildDOM() {
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@ -140,7 +156,7 @@ class NodeResizer {
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return new MouseDragTracker(container, '.editor-node-resizer-handle', {
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down(event: MouseEvent, handle: HTMLElement) {
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_this.dom?.classList.add('active');
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_this.resizerDOM?.classList.add('active');
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_this.context.editor.getEditorState().read(() => {
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const domRect = nodeDOM.getBoundingClientRect();
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startingWidth = node.getWidth() || domRect.width;
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@ -165,10 +181,10 @@ class NodeResizer {
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node.setHeight(hasHeight ? size.height : 0);
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_this.context.manager.triggerLayoutUpdate();
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requestAnimationFrame(() => {
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_this.updateDOMPosition(nodeDOM);
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_this.updateResizerPosition();
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})
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});
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_this.dom?.classList.remove('active');
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_this.resizerDOM?.classList.remove('active');
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}
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});
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}
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