mirror of
https://github.com/excalidraw/excalidraw.git
synced 2025-05-03 10:00:07 -04:00
build: decouple package deps and introduce yarn workspaces (#7415)
* feat: decouple package deps and introduce yarn workspaces * update root directory * fix * fix scripts * fix lint * update path in scripts * remove yarn.lock files from packages * ignore workspace * dummy * dummy * remove comment check * revert workflow changes * ignore ws when installing gh actions * remove log * update path * fix * fix typo
This commit is contained in:
Aakansha Doshi
GitHub
parent
b7d7ccc929
commit
d6cd8b78f1
567 changed files with 5066 additions and 8648 deletions
493
packages/excalidraw/charts.ts
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493
packages/excalidraw/charts.ts
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@ -0,0 +1,493 @@
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import {
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COLOR_PALETTE,
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DEFAULT_CHART_COLOR_INDEX,
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getAllColorsSpecificShade,
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} from "./colors";
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import {
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DEFAULT_FONT_FAMILY,
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DEFAULT_FONT_SIZE,
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VERTICAL_ALIGN,
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} from "./constants";
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import { newElement, newLinearElement, newTextElement } from "./element";
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import { NonDeletedExcalidrawElement } from "./element/types";
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import { randomId } from "./random";
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export type ChartElements = readonly NonDeletedExcalidrawElement[];
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const BAR_WIDTH = 32;
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const BAR_GAP = 12;
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const BAR_HEIGHT = 256;
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const GRID_OPACITY = 50;
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export interface Spreadsheet {
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title: string | null;
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labels: string[] | null;
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values: number[];
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}
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export const NOT_SPREADSHEET = "NOT_SPREADSHEET";
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export const VALID_SPREADSHEET = "VALID_SPREADSHEET";
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type ParseSpreadsheetResult =
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| { type: typeof NOT_SPREADSHEET; reason: string }
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| { type: typeof VALID_SPREADSHEET; spreadsheet: Spreadsheet };
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/**
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* @private exported for testing
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*/
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export const tryParseNumber = (s: string): number | null => {
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const match = /^([-+]?)[$€£¥₩]?([-+]?)([\d.,]+)[%]?$/.exec(s);
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if (!match) {
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return null;
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}
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return parseFloat(`${(match[1] || match[2]) + match[3]}`.replace(/,/g, ""));
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};
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const isNumericColumn = (lines: string[][], columnIndex: number) =>
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lines.slice(1).every((line) => tryParseNumber(line[columnIndex]) !== null);
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/**
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* @private exported for testing
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*/
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export const tryParseCells = (cells: string[][]): ParseSpreadsheetResult => {
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const numCols = cells[0].length;
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if (numCols > 2) {
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return { type: NOT_SPREADSHEET, reason: "More than 2 columns" };
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}
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if (numCols === 1) {
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if (!isNumericColumn(cells, 0)) {
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return { type: NOT_SPREADSHEET, reason: "Value is not numeric" };
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}
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const hasHeader = tryParseNumber(cells[0][0]) === null;
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const values = (hasHeader ? cells.slice(1) : cells).map((line) =>
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tryParseNumber(line[0]),
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);
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if (values.length < 2) {
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return { type: NOT_SPREADSHEET, reason: "Less than two rows" };
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}
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return {
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type: VALID_SPREADSHEET,
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spreadsheet: {
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title: hasHeader ? cells[0][0] : null,
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labels: null,
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values: values as number[],
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},
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};
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}
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const labelColumnNumeric = isNumericColumn(cells, 0);
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const valueColumnNumeric = isNumericColumn(cells, 1);
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if (!labelColumnNumeric && !valueColumnNumeric) {
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return { type: NOT_SPREADSHEET, reason: "Value is not numeric" };
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}
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const [labelColumnIndex, valueColumnIndex] = valueColumnNumeric
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? [0, 1]
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: [1, 0];
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const hasHeader = tryParseNumber(cells[0][valueColumnIndex]) === null;
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const rows = hasHeader ? cells.slice(1) : cells;
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if (rows.length < 2) {
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return { type: NOT_SPREADSHEET, reason: "Less than 2 rows" };
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}
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return {
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type: VALID_SPREADSHEET,
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spreadsheet: {
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title: hasHeader ? cells[0][valueColumnIndex] : null,
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labels: rows.map((row) => row[labelColumnIndex]),
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values: rows.map((row) => tryParseNumber(row[valueColumnIndex])!),
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},
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};
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};
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const transposeCells = (cells: string[][]) => {
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const nextCells: string[][] = [];
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for (let col = 0; col < cells[0].length; col++) {
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const nextCellRow: string[] = [];
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for (let row = 0; row < cells.length; row++) {
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nextCellRow.push(cells[row][col]);
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}
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nextCells.push(nextCellRow);
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}
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return nextCells;
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};
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export const tryParseSpreadsheet = (text: string): ParseSpreadsheetResult => {
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// Copy/paste from excel, spreadsheets, tsv, csv.
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// For now we only accept 2 columns with an optional header
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// Check for tab separated values
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let lines = text
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.trim()
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.split("\n")
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.map((line) => line.trim().split("\t"));
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// Check for comma separated files
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if (lines.length && lines[0].length !== 2) {
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lines = text
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.trim()
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.split("\n")
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.map((line) => line.trim().split(","));
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}
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if (lines.length === 0) {
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return { type: NOT_SPREADSHEET, reason: "No values" };
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}
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const numColsFirstLine = lines[0].length;
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const isSpreadsheet = lines.every((line) => line.length === numColsFirstLine);
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if (!isSpreadsheet) {
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return {
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type: NOT_SPREADSHEET,
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reason: "All rows don't have same number of columns",
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};
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}
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const result = tryParseCells(lines);
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if (result.type !== VALID_SPREADSHEET) {
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const transposedResults = tryParseCells(transposeCells(lines));
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if (transposedResults.type === VALID_SPREADSHEET) {
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return transposedResults;
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}
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}
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return result;
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};
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const bgColors = getAllColorsSpecificShade(DEFAULT_CHART_COLOR_INDEX);
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// Put all the common properties here so when the whole chart is selected
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// the properties dialog shows the correct selected values
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const commonProps = {
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fillStyle: "hachure",
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fontFamily: DEFAULT_FONT_FAMILY,
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fontSize: DEFAULT_FONT_SIZE,
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opacity: 100,
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roughness: 1,
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strokeColor: COLOR_PALETTE.black,
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roundness: null,
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strokeStyle: "solid",
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strokeWidth: 1,
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verticalAlign: VERTICAL_ALIGN.MIDDLE,
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locked: false,
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} as const;
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const getChartDimensions = (spreadsheet: Spreadsheet) => {
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const chartWidth =
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(BAR_WIDTH + BAR_GAP) * spreadsheet.values.length + BAR_GAP;
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const chartHeight = BAR_HEIGHT + BAR_GAP * 2;
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return { chartWidth, chartHeight };
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};
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const chartXLabels = (
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spreadsheet: Spreadsheet,
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x: number,
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y: number,
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groupId: string,
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backgroundColor: string,
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): ChartElements => {
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return (
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spreadsheet.labels?.map((label, index) => {
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return newTextElement({
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groupIds: [groupId],
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backgroundColor,
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...commonProps,
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text: label.length > 8 ? `${label.slice(0, 5)}...` : label,
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x: x + index * (BAR_WIDTH + BAR_GAP) + BAR_GAP * 2,
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y: y + BAR_GAP / 2,
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width: BAR_WIDTH,
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angle: 5.87,
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fontSize: 16,
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textAlign: "center",
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verticalAlign: "top",
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});
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}) || []
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);
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};
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const chartYLabels = (
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spreadsheet: Spreadsheet,
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x: number,
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y: number,
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groupId: string,
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backgroundColor: string,
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): ChartElements => {
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const minYLabel = newTextElement({
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groupIds: [groupId],
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backgroundColor,
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...commonProps,
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x: x - BAR_GAP,
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y: y - BAR_GAP,
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text: "0",
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textAlign: "right",
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});
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const maxYLabel = newTextElement({
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groupIds: [groupId],
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backgroundColor,
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...commonProps,
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x: x - BAR_GAP,
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y: y - BAR_HEIGHT - minYLabel.height / 2,
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text: Math.max(...spreadsheet.values).toLocaleString(),
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textAlign: "right",
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});
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return [minYLabel, maxYLabel];
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};
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const chartLines = (
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spreadsheet: Spreadsheet,
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x: number,
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y: number,
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groupId: string,
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backgroundColor: string,
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): ChartElements => {
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const { chartWidth, chartHeight } = getChartDimensions(spreadsheet);
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const xLine = newLinearElement({
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backgroundColor,
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groupIds: [groupId],
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...commonProps,
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type: "line",
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x,
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y,
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startArrowhead: null,
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endArrowhead: null,
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width: chartWidth,
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points: [
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[0, 0],
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[chartWidth, 0],
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],
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});
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const yLine = newLinearElement({
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backgroundColor,
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groupIds: [groupId],
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...commonProps,
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type: "line",
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x,
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y,
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startArrowhead: null,
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endArrowhead: null,
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height: chartHeight,
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points: [
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[0, 0],
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[0, -chartHeight],
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],
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});
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const maxLine = newLinearElement({
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backgroundColor,
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groupIds: [groupId],
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...commonProps,
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type: "line",
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x,
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y: y - BAR_HEIGHT - BAR_GAP,
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startArrowhead: null,
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endArrowhead: null,
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strokeStyle: "dotted",
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width: chartWidth,
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opacity: GRID_OPACITY,
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points: [
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[0, 0],
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[chartWidth, 0],
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],
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});
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return [xLine, yLine, maxLine];
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};
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// For the maths behind it https://excalidraw.com/#json=6320864370884608,O_5xfD-Agh32tytHpRJx1g
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const chartBaseElements = (
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spreadsheet: Spreadsheet,
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x: number,
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y: number,
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groupId: string,
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backgroundColor: string,
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debug?: boolean,
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): ChartElements => {
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const { chartWidth, chartHeight } = getChartDimensions(spreadsheet);
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const title = spreadsheet.title
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? newTextElement({
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backgroundColor,
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groupIds: [groupId],
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...commonProps,
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text: spreadsheet.title,
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x: x + chartWidth / 2,
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y: y - BAR_HEIGHT - BAR_GAP * 2 - DEFAULT_FONT_SIZE,
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roundness: null,
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textAlign: "center",
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})
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: null;
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const debugRect = debug
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? newElement({
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backgroundColor,
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groupIds: [groupId],
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...commonProps,
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type: "rectangle",
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x,
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y: y - chartHeight,
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width: chartWidth,
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height: chartHeight,
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strokeColor: COLOR_PALETTE.black,
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fillStyle: "solid",
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opacity: 6,
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})
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: null;
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return [
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...(debugRect ? [debugRect] : []),
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...(title ? [title] : []),
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...chartXLabels(spreadsheet, x, y, groupId, backgroundColor),
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...chartYLabels(spreadsheet, x, y, groupId, backgroundColor),
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...chartLines(spreadsheet, x, y, groupId, backgroundColor),
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];
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};
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const chartTypeBar = (
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spreadsheet: Spreadsheet,
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x: number,
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y: number,
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): ChartElements => {
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const max = Math.max(...spreadsheet.values);
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const groupId = randomId();
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const backgroundColor = bgColors[Math.floor(Math.random() * bgColors.length)];
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const bars = spreadsheet.values.map((value, index) => {
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const barHeight = (value / max) * BAR_HEIGHT;
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return newElement({
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backgroundColor,
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groupIds: [groupId],
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...commonProps,
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type: "rectangle",
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x: x + index * (BAR_WIDTH + BAR_GAP) + BAR_GAP,
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y: y - barHeight - BAR_GAP,
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width: BAR_WIDTH,
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height: barHeight,
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});
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});
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return [
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...bars,
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...chartBaseElements(
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spreadsheet,
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x,
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y,
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groupId,
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backgroundColor,
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import.meta.env.DEV,
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),
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];
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};
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const chartTypeLine = (
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spreadsheet: Spreadsheet,
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x: number,
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y: number,
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): ChartElements => {
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const max = Math.max(...spreadsheet.values);
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const groupId = randomId();
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const backgroundColor = bgColors[Math.floor(Math.random() * bgColors.length)];
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let index = 0;
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const points = [];
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for (const value of spreadsheet.values) {
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const cx = index * (BAR_WIDTH + BAR_GAP);
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const cy = -(value / max) * BAR_HEIGHT;
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points.push([cx, cy]);
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index++;
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}
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const maxX = Math.max(...points.map((element) => element[0]));
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const maxY = Math.max(...points.map((element) => element[1]));
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const minX = Math.min(...points.map((element) => element[0]));
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const minY = Math.min(...points.map((element) => element[1]));
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const line = newLinearElement({
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backgroundColor,
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groupIds: [groupId],
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...commonProps,
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type: "line",
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x: x + BAR_GAP + BAR_WIDTH / 2,
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y: y - BAR_GAP,
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startArrowhead: null,
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endArrowhead: null,
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height: maxY - minY,
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width: maxX - minX,
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strokeWidth: 2,
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points: points as any,
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});
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const dots = spreadsheet.values.map((value, index) => {
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const cx = index * (BAR_WIDTH + BAR_GAP) + BAR_GAP / 2;
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const cy = -(value / max) * BAR_HEIGHT + BAR_GAP / 2;
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return newElement({
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backgroundColor,
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groupIds: [groupId],
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...commonProps,
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fillStyle: "solid",
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strokeWidth: 2,
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type: "ellipse",
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x: x + cx + BAR_WIDTH / 2,
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y: y + cy - BAR_GAP * 2,
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width: BAR_GAP,
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height: BAR_GAP,
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});
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});
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const lines = spreadsheet.values.map((value, index) => {
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const cx = index * (BAR_WIDTH + BAR_GAP) + BAR_GAP / 2;
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const cy = (value / max) * BAR_HEIGHT + BAR_GAP / 2 + BAR_GAP;
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return newLinearElement({
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backgroundColor,
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groupIds: [groupId],
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...commonProps,
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type: "line",
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x: x + cx + BAR_WIDTH / 2 + BAR_GAP / 2,
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y: y - cy,
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startArrowhead: null,
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endArrowhead: null,
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height: cy,
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strokeStyle: "dotted",
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opacity: GRID_OPACITY,
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points: [
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[0, 0],
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[0, cy],
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],
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});
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});
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return [
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...chartBaseElements(
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spreadsheet,
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x,
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y,
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groupId,
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backgroundColor,
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import.meta.env.DEV,
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),
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line,
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...lines,
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...dots,
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];
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};
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export const renderSpreadsheet = (
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chartType: string,
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spreadsheet: Spreadsheet,
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x: number,
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y: number,
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): ChartElements => {
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if (chartType === "line") {
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return chartTypeLine(spreadsheet, x, y);
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}
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return chartTypeBar(spreadsheet, x, y);
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};
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