Method _resetSelected

src/component/visualMap/PiecewiseModel.ts:212–242

(newOption: PiecewiseVisualMapOption, isInit?: boolean)

    }

    private _resetSelected(newOption: PiecewiseVisualMapOption, isInit?: boolean) {
        const thisOption = this.option;
        const pieceList = this._pieceList;

        // Selected do not merge but all override.
        const selected = (isInit ? thisOption : newOption).selected || {};
        thisOption.selected = selected;

        // Consider 'not specified' means true.
        zrUtil.each(pieceList, function (piece, index) {
            const key = this.getSelectedMapKey(piece);
            if (!selected.hasOwnProperty(key)) {
                selected[key] = true;
            }
        }, this);

        if (thisOption.selectedMode === 'single') {
            // Ensure there is only one selected.
            let hasSel = false;

            zrUtil.each(pieceList, function (piece, index) {
                const key = this.getSelectedMapKey(piece);
                if (selected[key]) {
                    hasSel
                        ? (selected[key] = false)
                        : (hasSel = true);
                }
            }, this);
        }
        // thisOption.selectedMode === 'multiple', default: all selected.
    }

    /**
     * @public