JsTools/Model/JsExcel/index.html at master · kekxv/JsTools · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>JsExcel 测试软件</title>
    <script src="JsExcel.js"></script>
    <script src="../../SomeoneModel/js-xlsx/Javascript/shim.min.js"></script>
    <script src="../../SomeoneModel/js-xlsx/Javascript/xlsx.core.min.js"></script>
    <script src="../../SomeoneModel/js-xlsx/Javascript/xlsx.full.min.js"></script>
</head>
<body>

</body>
<script>
    let data = {
        Title: "标题"
        , MiTitle: "副标题"
        , Cols: 10
        , Rows: 10
        , Data: [
            {
                Top: 0
                , Left: 0
                , Cols: 3
                , Rows: 1
                , data: "测试"
            },
            {
                Top: 0
                , Left: 1
                , Cols: 1
                , Rows: 1
                , data: "测试"
            },
            {
                Top: 0
                , Left: 3
                , Cols: 1
                , Rows: 1
                , data: "测试"
            },
            {
                Top: 0
                , Left: 4
                , Cols: 1
                , Rows: 1
                , data: "测试"
            },
            {
                Top: 0
                , Left: 5
                , Cols: 1
                , Rows: 1
                , data: "测试"
            },
            {
                Top: 0
                , Left: 6
                , Cols: 1
                , Rows: 1
                , data: "测试"
            },
            {
                Top: 4
                , Left: 3
                , Cols: 1
                , Rows: 1
                , data: "测试"
            }
        ]
    };
    let _onload = window.onload || function () {
    };
    let jsExcel;
    let wopts;

    /**
     * @return {string}
     */
    function GetLeftValue(n) {
        let A = 'A'.charCodeAt(0);
        let m = n % 26;
        let N = parseInt(n / 26);
        let s = String.fromCharCode(m + A);
        if (N > 0) {
            s = GetLeftValue(N - 1) + s;
        }
        return s;
    }

    function GetTopLeft(xls, cell) {
        let Top = cell.Top + 3;
        let k = GetLeftValue(cell.Left) + Top;
        let da = {};
        let flag = false;
        if (typeof cell.data !== "undefined") {
            da.v = cell.data;
            flag = true;
        }
        if (typeof cell.style !== "undefined") {
            da.s = cell.style;
            flag = true;
        }
        if (typeof cell.Cols !== "undefined" || typeof cell.Rows !== "undefined") {
            if (typeof xls["!merges"] === "undefined") {
                xls["!merges"] = [];
            }
            xls["!merges"].push({
                s: {c: cell.Left, r: Top - 1},
                e: {c: cell.Left + (cell.Cols || 1) - 1, r: Top - 1 + (cell.Rows || 1) - 1}
            });
            flag = true;
        }
        if (flag) {
            xls[k] = da;
        }
        return xls;
    }

    function s2ab(s) {
        let buf;
        let i;
        if (typeof ArrayBuffer !== 'undefined') {
            buf = new ArrayBuffer(s.length);
            var view = new Uint8Array(buf);
            for (i = 0; i !== s.length; ++i) view[i] = s.charCodeAt(i) & 0xFF;
            return buf;
        } else {
            buf = new Array(s.length);
            for (i = 0; i !== s.length; ++i) buf[i] = s.charCodeAt(i) & 0xFF;
            return buf;
        }
    }

    function saveAs(obj, fileName) {
        let tmpa = document.createElement("a");
        tmpa.download = fileName || "下载";
        tmpa.href = URL.createObjectURL(obj);
        tmpa.click();
        setTimeout(function () {
            URL.revokeObjectURL(obj);
        }, 100);
    }

    function Download(xlsx, filename) {
        let type = filename.split(".").pop();
        let tmpDown = new Blob([s2ab(XLSX.write(xlsx,
            {bookType: (type === undefined ? 'xlsx' : type), bookSST: false, type: 'binary'}//这里的数据是用来定义导出的格式类型
        ))], {
            type: ""
        });
        saveAs(tmpDown, filename);
    }

    function GetX_Xlsx(jsExcel) {
        let data = jsExcel.data;
        let xlsx = {
            SheetNames: [data.Title], //保存的表标题
            Sheets: {}
        };
        xlsx.Sheets[data.Title] = {};

        let Title = {
            Left: 0,
            Top: -2,
            data: data.Title,
            style: {
                textAlign: "left",
                boxSizing: "border-box",
                height: "3em",
                font: {sz: 16, bold: true}
            },
            Cols: data.Cols
        };
        let miTitle = {
            Left: 0,
            Top: -1,
            data: data.MiTitle,
            style: {
                textAlign: "center",
                padding: "1em",
                fontSize: "2em",
                boxSizing: "border-box",
                fontWeight: "600",
                height: "3em",
                font: {sz: 20, bold: true}
            },
            Cols: data.Cols
        };
        let sheet = xlsx.Sheets[data.Title];
        sheet["!ref"] = "{start}:{end}".format({
            start: "A1"
            , end: GetLeftValue(data.Cols - 1) + (data.Rows + 1)
        });
        GetTopLeft(sheet, Title);
        GetTopLeft(sheet, miTitle);
        for (let i = 0; i < data.Data.length; i++) {
            GetTopLeft(sheet, data.Data[i]);
        }
        console.log(xlsx);
        return xlsx;
    }

    window.onload = function () {
        _onload();
        jsExcel = new JsExcel(data);
        jsExcel.AddTo(document.body);

        //
        // wopts = {bookType: 'xlsx', bookSST: true, type: 'binary', cellStyles: true};
        // let _xlsx = GetX_Xlsx(jsExcel);
        // Download(_xlsx, "test.xlsx");
    };
</script>
</html>