Function graphSimpleLayout

src/chart/graph/simpleLayout.ts:30–67

(ecModel: GlobalModel, api: ExtensionAPI)

export const graphSimpleLayoutStageHandler = createSimpleOverallStageHandler(SERIES_TYPE_GRAPH, graphSimpleLayout);

function graphSimpleLayout(ecModel: GlobalModel, api: ExtensionAPI) {
    ecModel.eachSeriesByType(SERIES_TYPE_GRAPH, function (seriesModel: GraphSeriesModel) {
        const layout = seriesModel.get('layout');
        const coordSys = seriesModel.coordinateSystem;
        if (coordSys && coordSys.type !== 'view') {
            const data = seriesModel.getData();

            let dimensions: string[] = [];
            each(coordSys.dimensions, function (coordDim) {
                dimensions = dimensions.concat(data.mapDimensionsAll(coordDim));
            });

            for (let dataIndex = 0; dataIndex < data.count(); dataIndex++) {
                const value = [];
                let hasValue = false;
                for (let i = 0; i < dimensions.length; i++) {
                    const val = data.get(dimensions[i], dataIndex) as number;
                    if (!isNaN(val)) {
                        hasValue = true;
                    }
                    value.push(val);
                }
                if (hasValue) {
                    data.setItemLayout(dataIndex, coordSys.dataToPoint(value));
                }
                else {
                    // Also {Array.<number>}, not undefined to avoid if...else... statement
                    data.setItemLayout(dataIndex, [NaN, NaN]);
                }
            }

            simpleLayoutEdge(data.graph, seriesModel);
        }
        else if (!layout || layout === 'none') {
            simpleLayout(seriesModel);
        }
    });
}