Function summarizeDimensions

libs/echarts/echarts-en.simple.js:29746–29837

(data)

]);

function summarizeDimensions(data) {
    var summary = {};
    var encode = summary.encode = {};
    var notExtraCoordDimMap = createHashMap();
    var defaultedLabel = [];
    var defaultedTooltip = [];

    // See the comment of `List.js#userOutput`.
    var userOutput = summary.userOutput = {
        dimensionNames: data.dimensions.slice(),
        encode: {}
    };

    each$1(data.dimensions, function (dimName) {
        var dimItem = data.getDimensionInfo(dimName);

        var coordDim = dimItem.coordDim;
        if (coordDim) {
            if (__DEV__) {
                assert$1(OTHER_DIMENSIONS.get(coordDim) == null);
            }

            var coordDimIndex = dimItem.coordDimIndex;
            getOrCreateEncodeArr(encode, coordDim)[coordDimIndex] = dimName;

            if (!dimItem.isExtraCoord) {
                notExtraCoordDimMap.set(coordDim, 1);

                // Use the last coord dim (and label friendly) as default label,
                // because when dataset is used, it is hard to guess which dimension
                // can be value dimension. If both show x, y on label is not look good,
                // and conventionally y axis is focused more.
                if (mayLabelDimType(dimItem.type)) {
                    defaultedLabel[0] = dimName;
                }

                // User output encode do not contain generated coords.
                // And it only has index. User can use index to retrieve value from the raw item array.
                getOrCreateEncodeArr(userOutput.encode, coordDim)[coordDimIndex] = dimItem.index;
            }
            if (dimItem.defaultTooltip) {
                defaultedTooltip.push(dimName);
            }
        }

        OTHER_DIMENSIONS.each(function (v, otherDim) {
            var encodeArr = getOrCreateEncodeArr(encode, otherDim);

            var dimIndex = dimItem.otherDims[otherDim];
            if (dimIndex != null && dimIndex !== false) {
                encodeArr[dimIndex] = dimItem.name;
            }
        });
    });

    var dataDimsOnCoord = [];
    var encodeFirstDimNotExtra = {};