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spreadsheet.ts
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spreadsheet.ts
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/**
* Copyright 2023-present DreamNum Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import type { IRange, ISelectionCellWithCoord, Nullable, ObjectMatrix } from '@univerjs/core';
import { BooleanNumber, sortRules } from '@univerjs/core';
import { FIX_ONE_PIXEL_BLUR_OFFSET, RENDER_CLASS_TYPE } from '../../basics/const';
// import { clearLineByBorderType } from '../../basics/draw';
import { getCellPositionByIndex, getColor } from '../../basics/tools';
import type { IBoundRectNoAngle, IViewportInfo, Vector2 } from '../../basics/vector2';
import type { Canvas } from '../../canvas';
import type { UniverRenderingContext } from '../../context';
import type { Engine } from '../../engine';
import type { Scene } from '../../scene';
import type { SceneViewer } from '../../scene-viewer';
import { Documents } from '../docs/document';
import { SpreadsheetExtensionRegistry } from '../extension';
import type { Background } from './extensions/background';
import type { Border } from './extensions/border';
import type { Font } from './extensions/font';
// import type { BorderCacheItem } from './interfaces';
import { SheetComponent } from './sheet-component';
import type { SpreadsheetSkeleton } from './sheet-skeleton';
const OBJECT_KEY = '__SHEET_EXTENSION_FONT_DOCUMENT_INSTANCE__';
export class Spreadsheet extends SheetComponent {
private _backgroundExtension!: Background;
private _borderExtension!: Border;
private _fontExtension!: Font;
private _refreshIncrementalState = false;
private _forceDirty = false;
private _dirtyBounds: IBoundRectNoAngle[] = [];
private _forceDisableGridlines = false;
private _documents: Documents = new Documents(OBJECT_KEY, undefined, {
pageMarginLeft: 0,
pageMarginTop: 0,
});
isPrinting = false;
constructor(
oKey: string,
spreadsheetSkeleton?: SpreadsheetSkeleton,
private _allowCache: boolean = true
) {
super(oKey, spreadsheetSkeleton);
this._initialDefaultExtension();
this.makeDirty(true);
}
get backgroundExtension() {
return this._backgroundExtension;
}
get borderExtension() {
return this._borderExtension;
}
get fontExtension() {
return this._fontExtension;
}
override getDocuments() {
return this._documents;
}
get allowCache() {
return this._allowCache;
}
get forceDisableGridlines() {
return this._forceDisableGridlines;
}
/**
* TODO: DR-Univer, fix as unknown as
*/
override dispose() {
super.dispose();
this._documents?.dispose();
this._documents = null as unknown as Documents;
// cacheCanvas 已经移动到 viewport 中了, cacheCanvas 的 dispose 在 viewport@dispose 中处理
// this._cacheCanvas?.dispose();
// this._cacheCanvas = null as unknown as Canvas;
this._backgroundExtension = null as unknown as Background;
this._borderExtension = null as unknown as Border;
this._fontExtension = null as unknown as Font;
}
/**
* 根据 viewport 绘制
* viewRange 根据 cacheBound 计算得到
* diffRange 根据 diffCacheBounds 得到
* @param ctx
* @param viewportInfo
* @returns
*/
override draw(ctx: UniverRenderingContext, viewportInfo: IViewportInfo) {
// const { parent = { scaleX: 1, scaleY: 1 } } = this;
// const mergeData = this.getMergeData();
// const showGridlines = this.getShowGridlines() || 1;
const spreadsheetSkeleton = this.getSkeleton();
if (!spreadsheetSkeleton) {
return;
}
const parentScale = this.getParentScale();
const diffRanges = this._refreshIncrementalState && viewportInfo?.diffCacheBounds
? viewportInfo?.diffBounds?.map((bound) => spreadsheetSkeleton.getRowColumnSegmentByViewBound(bound))
: undefined;
const viewRanges = [spreadsheetSkeleton.getRowColumnSegmentByViewBound(viewportInfo?.cacheBound)];
const extensions = this.getExtensionsByOrder();
for (const extension of extensions) {
const m = ctx.getTransform();
ctx.setTransform(m.a, m.b, m.c, m.d, Math.ceil(m.e), Math.ceil(m.f));
extension.draw(ctx, parentScale, spreadsheetSkeleton, diffRanges, {
viewRanges,
diffRanges,
checkOutOfViewBound: true,
});
}
}
override isHit(coord: Vector2) {
const oCoord = this._getInverseCoord(coord);
const skeleton = this.getSkeleton();
if (!skeleton) {
return false;
}
const { rowHeaderWidth, columnHeaderHeight } = skeleton;
if (oCoord.x > rowHeaderWidth && oCoord.y > columnHeaderHeight) {
return true;
}
return false;
}
override getNoMergeCellPositionByIndex(rowIndex: number, columnIndex: number) {
const spreadsheetSkeleton = this.getSkeleton();
if (!spreadsheetSkeleton) {
return;
}
const { rowHeightAccumulation, columnWidthAccumulation, rowHeaderWidth, columnHeaderHeight } =
spreadsheetSkeleton;
let { startY, endY, startX, endX } = getCellPositionByIndex(
rowIndex,
columnIndex,
rowHeightAccumulation,
columnWidthAccumulation
);
startY += columnHeaderHeight;
endY += columnHeaderHeight;
startX += rowHeaderWidth;
endX += rowHeaderWidth;
return {
startY,
endY,
startX,
endX,
};
}
override getScrollXYByRelativeCoords(coord: Vector2) {
const scene = this.getParent() as Scene;
let x = 0;
let y = 0;
const viewPort = scene.getActiveViewportByRelativeCoord(coord);
if (viewPort) {
const actualX = viewPort.actualScrollX || 0;
const actualY = viewPort.actualScrollY || 0;
x += actualX;
y += actualY;
}
return {
x,
y,
};
}
isForceDirty(): boolean {
return this._forceDirty;
}
/**
* canvas resize & zoom would call forceDirty
* @param state
*/
makeForceDirty(state = true) {
this._forceDirty = state;
}
setForceDisableGridlines(disabled: boolean) {
this._forceDisableGridlines = disabled;
}
override getSelectionBounding(startRow: number, startColumn: number, endRow: number, endColumn: number) {
return this.getSkeleton()?.getMergeBounding(startRow, startColumn, endRow, endColumn);
}
/**
* @param state
*/
override makeDirty(state: boolean = true) {
super.makeDirty(state);
(this.getParent() as Scene)?.getViewports().forEach((vp) => vp.markDirty());
if (state === false) {
this._dirtyBounds = [];
}
return this;
}
setDirtyArea(dirtyBounds: IBoundRectNoAngle[]) {
this._dirtyBounds = dirtyBounds;
}
renderByViewport(mainCtx: UniverRenderingContext, viewportBoundsInfo: IViewportInfo, spreadsheetSkeleton: SpreadsheetSkeleton) {
const { diffBounds, diffX, diffY, viewPortPosition, isDirty, isForceDirty, cacheCanvas, leftOrigin, topOrigin, bufferEdgeX, bufferEdgeY } = viewportBoundsInfo as Required<IViewportInfo>;
const { rowHeaderWidth, columnHeaderHeight } = spreadsheetSkeleton;
const { a: scaleX = 1, d: scaleY = 1 } = mainCtx.getTransform();
const bufferEdgeSizeX = bufferEdgeX * scaleX / window.devicePixelRatio;
const bufferEdgeSizeY = bufferEdgeY * scaleY / window.devicePixelRatio;
const cacheCtx = cacheCanvas.getContext();
cacheCtx.save();
const { left, top, right, bottom } = viewPortPosition;
const dw = right - left + rowHeaderWidth;
const dh = bottom - top + columnHeaderHeight;
if (diffBounds.length === 0 || (diffX === 0 && diffY === 0) || isForceDirty || isDirty) {
if (isDirty || isForceDirty) {
this.refreshCacheCanvas(viewportBoundsInfo, { cacheCanvas, cacheCtx, mainCtx, topOrigin, leftOrigin, bufferEdgeX, bufferEdgeY });
}
} else if (diffBounds.length !== 0 || diffX !== 0 || diffY === 0) {
// scrolling && no dirty
this.paintNewAreaOfCacheCanvas(viewportBoundsInfo, {
cacheCanvas, cacheCtx, mainCtx, topOrigin, leftOrigin, bufferEdgeX, bufferEdgeY, scaleX, scaleY, columnHeaderHeight, rowHeaderWidth,
});
}
// support for browser native zoom
const sourceLeft = bufferEdgeSizeX * Math.min(1, window.devicePixelRatio);
const sourceTop = bufferEdgeSizeY * Math.min(1, window.devicePixelRatio);
this._applyCache(mainCtx, cacheCanvas, sourceLeft, sourceTop, dw, dh, left, top, dw, dh);
cacheCtx.restore();
}
paintNewAreaOfCacheCanvas(viewportBoundsInfo: IViewportInfo, param: {
cacheCanvas: Canvas; cacheCtx: UniverRenderingContext; mainCtx: UniverRenderingContext;
topOrigin: number;
leftOrigin: number;
bufferEdgeX: number;
bufferEdgeY: number;
rowHeaderWidth: number;
columnHeaderHeight: number;
scaleX: number;
scaleY: number;
}) {
const { cacheCanvas, cacheCtx, mainCtx, topOrigin, leftOrigin, bufferEdgeX, bufferEdgeY, scaleX, scaleY, columnHeaderHeight, rowHeaderWidth } = param;
const { shouldCacheUpdate, diffCacheBounds, diffX, diffY } = viewportBoundsInfo;
cacheCtx.save();
cacheCtx.setTransform(1, 0, 0, 1, 0, 0);
cacheCtx.globalCompositeOperation = 'copy';
cacheCtx.drawImage(cacheCanvas.getCanvasEle(), diffX * scaleX, diffY * scaleY);
cacheCtx.restore();
this._refreshIncrementalState = true;
// 绘制之前重设画笔位置到 spreadsheet 原点, 当没有滚动时, 这个值是 (rowHeaderWidth, colHeaderHeight)
const m = mainCtx.getTransform();
cacheCtx.setTransform(m.a, m.b, m.c, m.d, 0, 0);
// leftOrigin 是 viewport 相对 sheetcorner 的偏移(不考虑缩放)
// - (leftOrigin - bufferEdgeX) ----> 简化
cacheCtx.translateWithPrecision(m.e / m.a - leftOrigin + bufferEdgeX, m.f / m.d - topOrigin + bufferEdgeY);
if (shouldCacheUpdate) {
for (const diffBound of diffCacheBounds) {
cacheCtx.save();
const { left: diffLeft, right: diffRight, bottom: diffBottom, top: diffTop } = diffBound;
// this.draw 的时候 ctx.translate 单元格偏移是相对 spreadsheet content
// 但是 diffBounds 包括 rowHeader 信息, 因此绘制前需要减去行头列头的偏移
const onePixelFix = FIX_ONE_PIXEL_BLUR_OFFSET * 0;
const x = diffLeft - rowHeaderWidth - onePixelFix;
const y = diffTop - columnHeaderHeight - onePixelFix;
const w = diffRight - diffLeft + onePixelFix;
const h = diffBottom - diffTop + onePixelFix;
cacheCtx.rectByPrecision(x, y, w, h);
// 使用 clearRect 后, 很浅很细的白色线(even not zoom has blank line)
const onePixelFix2 = FIX_ONE_PIXEL_BLUR_OFFSET;
cacheCtx.clearRect(x + onePixelFix2, y + onePixelFix2, w - onePixelFix2 * 2, h - onePixelFix2 * 2);
// cacheCtx.save();
// const m = cacheCtx.getTransform();
// cacheCtx.setTransform(1, 0, 0, 1, m.e, m.f);
// cacheCtx.clearRect(Math.ceil(x * m.a), y * m.a, Math.floor(w * m.a), h * m.a);
// cacheCtx.restore();
// 这里需要 clip 的原因是避免重复绘制 (否则文字有毛刺)
cacheCtx.clip();
this.draw(cacheCtx, {
...viewportBoundsInfo,
diffBounds: [diffBound],
});
cacheCtx.restore();
}
}
this._refreshIncrementalState = false;
}
/**
* 整个 viewport 重绘
*/
refreshCacheCanvas(viewportBoundsInfo: IViewportInfo, param: {
cacheCanvas: Canvas; cacheCtx: UniverRenderingContext; mainCtx: UniverRenderingContext;
topOrigin: number;
leftOrigin: number;
bufferEdgeX: number;
bufferEdgeY: number;
}) {
const { cacheCanvas, cacheCtx, mainCtx, topOrigin, leftOrigin, bufferEdgeX, bufferEdgeY } = param;
cacheCtx.save();
cacheCtx.setTransform(1, 0, 0, 1, 0, 0);
cacheCanvas.clear();
cacheCtx.restore();
cacheCtx.save();
// 所以 cacheCtx.setTransform 已经包含了 rowHeaderWidth + viewport + scroll 距离
const m = mainCtx.getTransform();
// cacheCtx.setTransform(m.a, m.b, m.c, m.d, m.e, m.f);
cacheCtx.setTransform(m.a, m.b, m.c, m.d, 0, 0);
// // leftOrigin 是 viewport 相对 sheetcorner 的偏移(不考虑缩放)
// // - (leftOrigin - bufferEdgeX) ----> 简化
cacheCtx.translateWithPrecision(m.e / m.a - leftOrigin + bufferEdgeX, m.f / m.d - topOrigin + bufferEdgeY);
// extension 绘制时按照内容的左上角计算, 不考虑 rowHeaderWidth
this.draw(cacheCtx, viewportBoundsInfo);
cacheCtx.restore();
}
override render(mainCtx: UniverRenderingContext, viewportInfo: IViewportInfo) {
if (!this.visible) {
this.makeDirty(false);
return this;
}
const spreadsheetSkeleton = this.getSkeleton();
if (!spreadsheetSkeleton) {
return;
}
spreadsheetSkeleton.calculateWithoutClearingCache(viewportInfo);
const segment = spreadsheetSkeleton.rowColumnSegment;
if (
(segment.startRow === -1 && segment.endRow === -1) ||
(segment.startColumn === -1 && segment.endColumn === -1)
) {
return;
}
mainCtx.save();
const { rowHeaderWidth, columnHeaderHeight } = spreadsheetSkeleton;
mainCtx.translateWithPrecision(rowHeaderWidth, columnHeaderHeight);
this._drawAuxiliary(mainCtx, viewportInfo);
const { viewPortKey } = viewportInfo;
// scene --> layer, getObjects --> viewport.render(object) --> spreadsheet
// zIndex 0 spreadsheet this.getObjectsByOrder() ---> [spreadsheet]
// zIndex 2 rowHeader & colHeader & freezeBorder this.getObjectsByOrder() ---> [SpreadsheetRowHeader, SpreadsheetColumnHeader, _Rect]
// zIndex 3 selection this.getObjectsByOrder() ---> [group]
// SpreadsheetRowHeader SpreadsheetColumnHeader 并不在 spreadsheet 中处理
if (['viewMain', 'viewMainLeftTop', 'viewMainTop', 'viewMainLeft'].includes(viewPortKey)) {
if (viewportInfo && viewportInfo.cacheCanvas) {
this.renderByViewport(mainCtx, viewportInfo, spreadsheetSkeleton);
} else {
this._draw(mainCtx, viewportInfo);
}
}
mainCtx.restore();
return this;
}
/**
*
* @param mainCtx
* @param cacheCanvas Source Image
* @param sx
* @param sy
* @param sw
* @param sh
* @param dx
* @param dy
* @param dw
* @param dh
* @returns
*/
protected _applyCache(
ctx: UniverRenderingContext,
cacheCanvas: Canvas,
sx: number = 0,
sy: number = 0,
sw: number = 0,
sh: number = 0,
dx: number = 0,
dy: number = 0,
dw: number = 0,
dh: number = 0
) {
if (!ctx) {
return;
}
const pixelRatio = cacheCanvas.getPixelRatio();
const cacheCtx = cacheCanvas.getContext();
cacheCtx.save();
ctx.save();
ctx.setTransform(1, 0, 0, 1, 0, 0);
cacheCtx.setTransform(1, 0, 0, 1, 0, 0);
ctx.imageSmoothingEnabled = false;
ctx.drawImage(
cacheCanvas.getCanvasEle(),
sx * pixelRatio,
sy * pixelRatio,
sw * pixelRatio,
sh * pixelRatio,
dx * pixelRatio,
dy * pixelRatio,
dw * pixelRatio,
dh * pixelRatio
);
ctx.restore();
cacheCtx.restore();
}
protected override _draw(ctx: UniverRenderingContext, bounds?: IViewportInfo) {
this.draw(ctx, bounds!);
}
private _getAncestorSize() {
const parent = this._getAncestorParent();
if (!parent) {
return;
}
if (parent.classType === RENDER_CLASS_TYPE.ENGINE) {
const mainCanvas = (parent as Engine).getCanvas();
return {
width: mainCanvas.getWidth(),
height: mainCanvas.getHeight(),
};
}
if (parent.classType === RENDER_CLASS_TYPE.SCENE_VIEWER) {
return {
width: parent.width,
height: parent.height,
};
}
}
private _getAncestorParent(): Nullable<Engine | SceneViewer> {
let parent: any = this.parent;
while (parent) {
if (parent.classType === RENDER_CLASS_TYPE.ENGINE || parent.classType === RENDER_CLASS_TYPE.SCENE_VIEWER) {
return parent as Nullable<Engine | SceneViewer>;
}
parent = parent?.getParent && parent?.getParent();
}
}
private _initialDefaultExtension() {
SpreadsheetExtensionRegistry.getData()
.sort(sortRules)
.forEach((Extension) => {
this.register(new Extension());
});
// this._borderAuxiliaryExtension = this.getExtensionByKey('DefaultBorderAuxiliaryExtension') as BorderAuxiliary;
this._backgroundExtension = this.getExtensionByKey('DefaultBackgroundExtension') as Background;
this._borderExtension = this.getExtensionByKey('DefaultBorderExtension') as Border;
this._fontExtension = this.getExtensionByKey('DefaultFontExtension') as Font;
}
/**
* draw gridlines
* @param ctx
* @param bounds
* @returns
*/
// eslint-disable-next-line max-lines-per-function
private _drawAuxiliary(ctx: UniverRenderingContext, bounds?: IViewportInfo) {
const spreadsheetSkeleton = this.getSkeleton();
if (spreadsheetSkeleton == null) {
return;
}
const { rowColumnSegment, dataMergeCache, overflowCache, stylesCache, showGridlines } = spreadsheetSkeleton;
const { border, backgroundPositions } = stylesCache;
const { startRow, endRow, startColumn, endColumn } = rowColumnSegment;
if (!spreadsheetSkeleton || showGridlines === BooleanNumber.FALSE || this._forceDisableGridlines) {
return;
}
const { rowHeightAccumulation, columnTotalWidth, columnWidthAccumulation, rowTotalHeight } =
spreadsheetSkeleton;
if (
!rowHeightAccumulation ||
!columnWidthAccumulation ||
columnTotalWidth === undefined ||
rowTotalHeight === undefined
) {
return;
}
ctx.save();
ctx.setLineWidthByPrecision(1);
// TODO@jikkai: these should be configurable
ctx.strokeStyle = getColor([235, 236, 239]);
const columnWidthAccumulationLength = columnWidthAccumulation.length;
const rowHeightAccumulationLength = rowHeightAccumulation.length;
const EXTRA_BOUND = 0.4;
const rowCount = endRow - startRow + 1;
const columnCount = endColumn - startColumn + 1;
const extraRowCount = Math.ceil(rowCount * EXTRA_BOUND);
const extraColumnCount = Math.ceil(columnCount * EXTRA_BOUND);
const rowStart = Math.max(Math.floor(startRow - extraRowCount), 0);
const rowEnd = Math.min(Math.ceil(endRow + extraRowCount), rowHeightAccumulationLength - 1);
const columnEnd = Math.min(Math.ceil(endColumn + (extraColumnCount)), columnWidthAccumulationLength - 1);
const columnStart = Math.max(Math.floor(startColumn - (extraColumnCount)), 0);
const startX = columnWidthAccumulation[columnStart - 1] || 0;
const startY = rowHeightAccumulation[rowStart - 1] || 0;
const endX = columnWidthAccumulation[columnEnd];
const endY = rowHeightAccumulation[rowEnd];
ctx.translateWithPrecisionRatio(FIX_ONE_PIXEL_BLUR_OFFSET, FIX_ONE_PIXEL_BLUR_OFFSET);
ctx.beginPath();
ctx.moveToByPrecision(startX, startY);
ctx.lineToByPrecision(endX, startY);
ctx.moveToByPrecision(startX, startY);
ctx.lineToByPrecision(startX, endY);
ctx.closePathByEnv();
ctx.stroke();
for (let r = rowStart; r <= rowEnd; r++) {
if (r < 0 || r > rowHeightAccumulationLength - 1) {
continue;
}
const rowEndPosition = rowHeightAccumulation[r];
ctx.beginPath();
ctx.moveToByPrecision(startX, rowEndPosition);
ctx.lineToByPrecision(endX, rowEndPosition);
ctx.closePathByEnv();
ctx.stroke();
}
for (let c = columnStart; c <= columnEnd; c++) {
if (c < 0 || c > columnWidthAccumulationLength - 1) {
continue;
}
const columnEndPosition = columnWidthAccumulation[c];
ctx.beginPath();
ctx.moveToByPrecision(columnEndPosition, startY);
ctx.lineToByPrecision(columnEndPosition, endY);
ctx.closePathByEnv();
ctx.stroke();
}
// console.log('xx2', scaleX, scaleY, columnTotalWidth, rowTotalHeight, rowHeightAccumulation, columnWidthAccumulation);
// border?.forValue((rowIndex, columnIndex, borderCaches) => {
// if (!borderCaches) {
// return true;
// }
// const cellInfo = spreadsheetSkeleton.getCellByIndexWithNoHeader(rowIndex, columnIndex);
// let { startY, endY, startX, endX } = cellInfo;
// const { isMerged, isMergedMainCell, mergeInfo } = cellInfo;
// if (isMerged) {
// return true;
// }
// if (isMergedMainCell) {
// startY = mergeInfo.startY;
// endY = mergeInfo.endY;
// startX = mergeInfo.startX;
// endX = mergeInfo.endX;
// }
// if (!(mergeInfo.startRow >= rowStart && mergeInfo.endRow <= rowEnd)) {
// return true;
// }
// for (const key in borderCaches) {
// const { type } = borderCaches[key] as BorderCacheItem;
// clearLineByBorderType(ctx, type, { startX, startY, endX, endY });
// }
// });
// Clearing the dashed line issue caused by overlaid auxiliary lines and strokes
// merge cell
this._clearRectangle(ctx, rowHeightAccumulation, columnWidthAccumulation, dataMergeCache);
// overflow cell
this._clearRectangle(ctx, rowHeightAccumulation, columnWidthAccumulation, overflowCache.toNativeArray());
this._clearBackground(ctx, backgroundPositions);
ctx.restore();
}
/**
* Clear the guide lines within a range in the table, to make room for merged cells and overflow.
*/
private _clearRectangle(
ctx: UniverRenderingContext,
rowHeightAccumulation: number[],
columnWidthAccumulation: number[],
dataMergeCache?: IRange[]
) {
if (dataMergeCache == null) {
return;
}
for (const dataCache of dataMergeCache) {
const { startRow, endRow, startColumn, endColumn } = dataCache;
const startY = rowHeightAccumulation[startRow - 1] || 0;
const endY = rowHeightAccumulation[endRow] || rowHeightAccumulation[rowHeightAccumulation.length - 1];
const startX = columnWidthAccumulation[startColumn - 1] || 0;
const endX =
columnWidthAccumulation[endColumn] || columnWidthAccumulation[columnWidthAccumulation.length - 1];
ctx.clearRectByPrecision(startX, startY, endX - startX, endY - startY);
// After ClearRect, the lines will become thinner, and the lines will be repaired below.
ctx.beginPath();
ctx.moveToByPrecision(startX, startY);
ctx.lineToByPrecision(endX, startY);
ctx.lineToByPrecision(endX, endY);
ctx.lineToByPrecision(startX, endY);
ctx.lineToByPrecision(startX, startY);
ctx.stroke();
ctx.closePath();
}
}
private _clearBackground(ctx: UniverRenderingContext, backgroundPositions?: ObjectMatrix<ISelectionCellWithCoord>) {
backgroundPositions?.forValue((row, column, cellInfo) => {
let { startY, endY, startX, endX } = cellInfo;
const { isMerged, isMergedMainCell, mergeInfo } = cellInfo;
if (isMerged) {
return true;
}
if (isMergedMainCell) {
startY = mergeInfo.startY;
endY = mergeInfo.endY;
startX = mergeInfo.startX;
endX = mergeInfo.endX;
}
ctx.clearRectForTexture(startX, startY, endX - startX + 0.5, endY - startY + 0.5);
});
}
}