Function setDecal

src/visual/aria.ts:65–136

()

    setLabel();

    function setDecal() {
        const decalModel = ariaModel.getModel('decal');

        const useDecal = decalModel.get('show');
        if (useDecal) {

            // Each type of series use one scope.
            // Pie and funnel are using different scopes.
            const paletteScopeGroupByType = zrUtil.createHashMap<object, SeriesModel['type']>();
            ecModel.eachSeries((seriesModel: SeriesModel) => {
                if (!seriesModel.isColorBySeries()) {
                    innerSeries(seriesModel).scope = paletteScopeGroupByType.get(seriesModel.type)
                        || paletteScopeGroupByType.set(seriesModel.type, {});
                }
            });

            ecModel.eachSeries((seriesModel: SeriesModel) => {
                if (zrUtil.isFunction(seriesModel.enableAriaDecal)) {
                    // Let series define how to use decal palette on data
                    seriesModel.enableAriaDecal();
                    return;
                }

                const data = seriesModel.getData();

                if (!seriesModel.isColorBySeries()) {
                    const dataAll = seriesModel.getRawData();
                    const idxMap: Dictionary<number> = {};
                    const decalScope = innerSeries(seriesModel).scope;

                    data.each(function (idx) {
                        const rawIdx = data.getRawIndex(idx);
                        idxMap[rawIdx] = idx;
                    });

                    const dataCount = dataAll.count();
                    dataAll.each(rawIdx => {
                        const idx = idxMap[rawIdx];
                        const name = dataAll.getName(rawIdx) || (rawIdx + '');
                        const paletteDecal = getDecalFromPalette(
                            seriesModel.ecModel,
                            name,
                            decalScope,
                            dataCount
                        );
                        const specifiedDecal = data.getItemVisual(idx, 'decal');
                        data.setItemVisual(idx, 'decal', mergeDecal(specifiedDecal, paletteDecal));
                    });
                }
                else {
                    const paletteDecal = getDecalFromPalette(
                        seriesModel.ecModel,
                        seriesModel.name,
                        decalPaletteScope,
                        ecModel.getSeriesCount()
                    );
                    const specifiedDecal = data.getVisual('decal');
                    data.setVisual('decal', mergeDecal(specifiedDecal, paletteDecal));