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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,4 +1,5 @@ | ||
| export * from './table-resize-box'; | ||
| export * from './table-resize-common'; | ||
| export * from './table-resize-line'; | ||
| export * from './table-resize-scale'; | ||
| export * from './utils'; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,143 @@ | ||
| import type TableUp from '../..'; | ||
| import type { TableColFormat, TableMainFormat, TableRowFormat, TableWrapperFormat } from '../../formats'; | ||
| import type { TableResizeScaleOptions } from '../../utils'; | ||
| import Quill from 'quill'; | ||
| import { addScrollEvent, clearScrollEvent, createBEM, tableUpSize } from '../../utils'; | ||
|
|
||
| export class TableResizeScale { | ||
| scrollHandler: [HTMLElement, (e: Event) => void][] = []; | ||
| tableMainBlot: TableMainFormat | null = null; | ||
| tableWrapperBlot: TableWrapperFormat | null = null; | ||
| bem = createBEM('scale'); | ||
| startX: number = 0; | ||
| startY: number = 0; | ||
| options: TableResizeScaleOptions; | ||
| root?: HTMLElement; | ||
| block?: HTMLElement; | ||
| resizeobserver: ResizeObserver = new ResizeObserver(() => this.update()); | ||
| constructor(public tableModule: TableUp, table: HTMLElement, public quill: Quill, options: Partial<TableResizeScaleOptions>) { | ||
| this.options = this.resolveOptions(options); | ||
| this.tableMainBlot = Quill.find(table) as TableMainFormat; | ||
|
|
||
| if (this.tableMainBlot && !this.tableMainBlot.full) { | ||
| this.tableWrapperBlot = this.tableMainBlot.parent as TableWrapperFormat; | ||
| this.buildResizer(); | ||
| this.show(); | ||
| } | ||
| } | ||
|
|
||
| resolveOptions(options: Partial<TableResizeScaleOptions>) { | ||
| return Object.assign({ | ||
| blockSize: 12, | ||
| }, options); | ||
| } | ||
|
|
||
| buildResizer() { | ||
| if (!this.tableMainBlot || !this.tableWrapperBlot) return; | ||
| this.root = this.tableModule.addContainer(this.bem.b()); | ||
| this.root.classList.add(this.bem.is('hidden')); | ||
| this.block = document.createElement('div'); | ||
| this.block.classList.add(this.bem.be('block')); | ||
| Object.assign(this.block.style, { | ||
| width: `${this.options.blockSize}px`, | ||
| height: `${this.options.blockSize}px`, | ||
| }); | ||
| this.root.appendChild(this.block); | ||
|
|
||
| let originColWidth: { blot: TableColFormat; width: number }[] = []; | ||
| let originRowHeight: { blot: TableRowFormat; height: number }[] = []; | ||
| const handleMouseMove = (e: MouseEvent) => { | ||
| // divide equally by col count/row count | ||
| const diffX = e.clientX - this.startX; | ||
| const diffY = e.clientY - this.startY; | ||
| const itemWidth = Math.floor(diffX / originColWidth.length); | ||
| const itemHeight = Math.floor(diffY / originRowHeight.length); | ||
|
|
||
| for (const { blot, width } of originColWidth) { | ||
| blot.width = Math.max(width + itemWidth, tableUpSize.colMinWidthPx); | ||
| } | ||
| for (const { blot, height } of originRowHeight) { | ||
| blot.setHeight(`${Math.max(height + itemHeight, tableUpSize.rowMinHeightPx)}px`); | ||
| } | ||
| }; | ||
| const handleMouseUp = () => { | ||
| originColWidth = []; | ||
| originRowHeight = []; | ||
| document.removeEventListener('mousemove', handleMouseMove); | ||
| document.removeEventListener('mouseup', handleMouseUp); | ||
| }; | ||
| this.block.addEventListener('mousedown', (e) => { | ||
| if (!this.tableMainBlot || this.isTableOutofEditor()) return; | ||
| this.startX = e.clientX; | ||
| this.startY = e.clientY; | ||
| // save the origin width and height to calculate result width and height | ||
| originColWidth = this.tableMainBlot.getCols().map(col => ({ blot: col, width: col.width })); | ||
| originRowHeight = this.tableMainBlot.getRows().map(row => ({ blot: row, height: row.domNode.getBoundingClientRect().height })); | ||
| document.addEventListener('mousemove', handleMouseMove); | ||
| document.addEventListener('mouseup', handleMouseUp); | ||
| }); | ||
| this.block.addEventListener('dragstart', e => e.preventDefault()); | ||
|
|
||
| this.resizeobserver.observe(this.tableMainBlot.domNode); | ||
| addScrollEvent.call(this, this.quill.root, () => this.update()); | ||
| addScrollEvent.call(this, this.tableWrapperBlot.domNode, () => this.update()); | ||
| } | ||
|
|
||
| isTableOutofEditor(): boolean { | ||
| if (!this.tableMainBlot || !this.tableWrapperBlot || this.tableMainBlot.full) return false; | ||
| // if tableMain width larger than tableWrapper. reset tableMain width equal editor width | ||
| const tableRect = this.tableMainBlot.domNode.getBoundingClientRect(); | ||
| const tableWrapperRect = this.tableWrapperBlot.domNode.getBoundingClientRect(); | ||
| // equal scale | ||
| if (tableRect.width > tableWrapperRect.width) { | ||
| for (const col of this.tableMainBlot.getCols()) { | ||
| col.width = Math.floor((col.width / tableRect.width) * tableWrapperRect.width); | ||
| } | ||
| this.tableMainBlot.colWidthFillTable(); | ||
| return true; | ||
| } | ||
| return false; | ||
| } | ||
|
|
||
| update() { | ||
| if (!this.block || !this.root || !this.tableMainBlot || !this.tableWrapperBlot) return false; | ||
| const tableRect = this.tableMainBlot.domNode.getBoundingClientRect(); | ||
| const tableWrapperRect = this.tableWrapperBlot.domNode.getBoundingClientRect(); | ||
| const editorRect = this.quill.root.getBoundingClientRect(); | ||
| const { scrollTop, scrollLeft } = this.tableWrapperBlot.domNode; | ||
| const blockSize = this.options.blockSize * 2; | ||
| const rootWidth = Math.min(tableRect.width, tableWrapperRect.width) + blockSize; | ||
| const rootHeight = Math.min(tableRect.height, tableWrapperRect.height) + blockSize; | ||
| Object.assign(this.root.style, { | ||
| width: `${rootWidth}px`, | ||
| height: `${rootHeight}px`, | ||
| left: `${tableWrapperRect.x - editorRect.x - this.options.blockSize}px`, | ||
| top: `${tableWrapperRect.y - editorRect.y - this.options.blockSize}px`, | ||
| }); | ||
| Object.assign(this.block.style, { | ||
| left: `${tableRect.width + blockSize - scrollLeft}px`, | ||
| top: `${rootHeight - scrollTop}px`, | ||
| }); | ||
| } | ||
|
|
||
| show() { | ||
| if (this.root) { | ||
| this.root.classList.remove(this.bem.is('hidden')); | ||
| this.update(); | ||
| } | ||
| } | ||
|
|
||
| hide() { | ||
| if (this.root) { | ||
| this.root.classList.add(this.bem.is('hidden')); | ||
| } | ||
| } | ||
|
|
||
| destroy() { | ||
| this.hide(); | ||
| if (this.root) { | ||
| this.root.remove(); | ||
| } | ||
| clearScrollEvent.call(this); | ||
| } | ||
| } |
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