devextreme/esm/exporter/jspdf/common/row_utils.js

HTML5 JavaScript Component Suite for Responsive Web Development

/**
 * DevExtreme (esm/exporter/jspdf/common/row_utils.js)
 * Version: 24.2.6
 * Build date: Mon Mar 17 2025
 *
 * Copyright (c) 2012 - 2025 Developer Express Inc. ALL RIGHTS RESERVED
 * Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
 */
import {
    isDefined,
    isNumeric
} from "../../../core/utils/type";
import {
    calculateRowHeight,
    getPageWidth,
    toPdfUnit
} from "./pdf_utils";
const getSum = (a, b) => a + b;

function calculateColumnWidths(doc, dataProvider, topLeftX, margin, customerColumnWidths) {
    const resultWidths = dataProvider.getColumnsWidths().map((width => toPdfUnit(doc, width ?? 150)));
    const totalAutoColumnsWidth = resultWidths.filter(((width, index) => !isDefined(customerColumnWidths[index]))).reduce(getSum, 0);
    const totalCustomerColumnsWidth = customerColumnWidths.filter((width => isNumeric(width))).reduce(getSum, 0);
    const availablePageWidth = getAvailablePageAreaWidth(doc, topLeftX, margin);
    const ratio = totalCustomerColumnsWidth < availablePageWidth ? (availablePageWidth - totalCustomerColumnsWidth) / totalAutoColumnsWidth : 1;
    return resultWidths.map(((width, index) => customerColumnWidths[index] ?? width * ratio))
}

function getAvailablePageAreaWidth(doc, topLeftX, margin) {
    return getPageWidth(doc) - topLeftX - margin.left - margin.right
}

function initializeCellsWidth(doc, dataProvider, rows, options) {
    const columnWidths = calculateColumnWidths(doc, dataProvider, options.topLeft.x, options.margin, options.columnWidths);
    rows.forEach((row => {
        row.cells.forEach(((_ref, index) => {
            let {
                gridCell: gridCell,
                pdfCell: pdfCell
            } = _ref;
            pdfCell._rect.w = columnWidths[index]
        }))
    }))
}

function calculateHeights(doc, rows, options) {
    rows.forEach((row => {
        const pdfCells = row.cells.map((c => c.pdfCell));
        let customerHeight;
        if (options.onRowExporting) {
            const args = {
                rowCells: pdfCells
            };
            options.onRowExporting(args);
            if (isDefined(args.rowHeight)) {
                customerHeight = args.rowHeight
            }
        }
        row.height = isDefined(customerHeight) ? customerHeight : calculateRowHeight(doc, row.cells, pdfCells.map((c => c._rect.w)));
        pdfCells.forEach((cell => {
            cell._rect.h = row.height
        }))
    }))
}

function applyColSpans(rows) {
    for (let rowIndex = 0; rowIndex < rows.length; rowIndex++) {
        const row = rows[rowIndex];
        for (let cellIndex = 0; cellIndex < row.cells.length; cellIndex++) {
            const cell = row.cells[cellIndex];
            if (isDefined(cell.colSpan) && !isDefined(cell.pdfCell.isMerged)) {
                for (let spanIndex = 1; spanIndex <= cell.colSpan; spanIndex++) {
                    const mergedCell = rows[rowIndex].cells[cellIndex + spanIndex];
                    cell.pdfCell._rect.w += mergedCell.pdfCell._rect.w;
                    mergedCell.pdfCell._rect.w = 0;
                    mergedCell.pdfCell.isMerged = true
                }
            }
        }
    }
}

function applyRowSpans(rows) {
    for (let rowIndex = 0; rowIndex < rows.length; rowIndex++) {
        const row = rows[rowIndex];
        for (let cellIndex = 0; cellIndex < row.cells.length; cellIndex++) {
            const cell = row.cells[cellIndex];
            if (isDefined(cell.rowSpan) && !isDefined(cell.pdfCell.isMerged)) {
                for (let spanIndex = 1; spanIndex <= cell.rowSpan; spanIndex++) {
                    const mergedCell = rows[rowIndex + spanIndex].cells[cellIndex];
                    cell.pdfCell._rect.h += mergedCell.pdfCell._rect.h;
                    mergedCell.pdfCell._rect.h = 0;
                    mergedCell.pdfCell.isMerged = true
                }
            }
        }
    }
}

function resizeFirstColumnByIndentLevel(rows, options) {
    rows.forEach((row => {
        row.cells[0].pdfCell._rect.w -= row.indentLevel * options.indent
    }))
}

function applyBordersConfig(rows) {
    for (let rowIndex = 0; rowIndex < rows.length; rowIndex++) {
        const cells = rows[rowIndex].cells;
        for (let columnIndex = 0; columnIndex < cells.length; columnIndex++) {
            const pdfCell = cells[columnIndex].pdfCell;
            const leftPdfCell = columnIndex >= 1 ? cells[columnIndex - 1].pdfCell : null;
            const topPdfCell = rowIndex >= 1 ? rows[rowIndex - 1].cells[columnIndex].pdfCell : null;
            if (false === pdfCell.drawLeftBorder && !isDefined(cells[columnIndex].colSpan)) {
                if (isDefined(leftPdfCell)) {
                    leftPdfCell.drawRightBorder = false
                }
            } else if (!isDefined(pdfCell.drawLeftBorder)) {
                if (isDefined(leftPdfCell) && false === leftPdfCell.drawRightBorder) {
                    pdfCell.drawLeftBorder = false
                }
            }
            if (false === pdfCell.drawTopBorder) {
                if (isDefined(topPdfCell)) {
                    topPdfCell.drawBottomBorder = false
                }
            } else if (!isDefined(pdfCell.drawTopBorder)) {
                if (isDefined(topPdfCell) && false === topPdfCell.drawBottomBorder) {
                    pdfCell.drawTopBorder = false
                }
            }
        }
    }
}

function calculateCoordinates(doc, rows, options) {
    const topLeft = null === options || void 0 === options ? void 0 : options.topLeft;
    const margin = null === options || void 0 === options ? void 0 : options.margin;
    let y = ((null === topLeft || void 0 === topLeft ? void 0 : topLeft.y) ?? 0) + margin.top;
    rows.forEach((row => {
        let x = ((null === topLeft || void 0 === topLeft ? void 0 : topLeft.x) ?? 0) + margin.left;
        const intend = row.indentLevel * options.indent;
        row.cells.forEach((cell => {
            cell.pdfCell._rect.x = x + intend;
            cell.pdfCell._rect.y = y;
            x += cell.pdfCell._rect.w
        }));
        y += row.height
    }))
}

function calculateTableSize(doc, cells, options) {
    var _options$topLeft, _options$topLeft2;
    let leftPos;
    let topPos;
    let rightPos;
    let bottomPos;
    cells.forEach((cell => {
        if (!isDefined(leftPos) || leftPos > cell._rect.x) {
            leftPos = cell._rect.x
        }
        if (!isDefined(topPos) || topPos > cell._rect.y) {
            topPos = cell._rect.y
        }
        if (!isDefined(rightPos) || rightPos < cell._rect.x + cell._rect.w) {
            rightPos = cell._rect.x + cell._rect.w
        }
        if (!isDefined(bottomPos) || bottomPos < cell._rect.y + cell._rect.h) {
            bottomPos = cell._rect.y + cell._rect.h
        }
    }));
    const x = leftPos ?? (null === options || void 0 === options || null === (_options$topLeft = options.topLeft) || void 0 === _options$topLeft ? void 0 : _options$topLeft.x) ?? 0;
    const y = topPos ?? (null === options || void 0 === options || null === (_options$topLeft2 = options.topLeft) || void 0 === _options$topLeft2 ? void 0 : _options$topLeft2.y) ?? 0;
    const w = isDefined(rightPos) ? rightPos - x : 0;
    const h = isDefined(bottomPos) ? bottomPos - y : 0;
    return {
        x: x,
        y: y,
        w: w,
        h: h
    }
}
export {
    initializeCellsWidth,
    applyColSpans,
    applyRowSpans,
    resizeFirstColumnByIndentLevel,
    applyBordersConfig,
    calculateHeights,
    calculateCoordinates,
    calculateTableSize
};