Method optionUpdated

src/component/visualMap/PiecewiseModel.ts:130–163

(newOption: PiecewiseVisualMapOption, isInit?: boolean)

    private _mode: 'pieces' | 'categories' | 'splitNumber';

    optionUpdated(newOption: PiecewiseVisualMapOption, isInit?: boolean) {
        super.optionUpdated.apply(this, arguments as any);

        this.resetExtent();

        const mode = this._mode = this._determineMode();

        this._pieceList = [];
        resetMethods[this._mode].call(this, this._pieceList);

        this._resetSelected(newOption, isInit);

        const categories = this.option.categories;

        this.resetVisual(function (mappingOption, state) {
            if (mode === 'categories') {
                mappingOption.mappingMethod = 'category';
                mappingOption.categories = zrUtil.clone(categories);
            }
            else {
                mappingOption.dataExtent = this.getExtent();
                mappingOption.mappingMethod = 'piecewise';
                mappingOption.pieceList = zrUtil.map(this._pieceList, function (piece) {
                    piece = zrUtil.clone(piece);
                    if (state !== 'inRange') {
                        // FIXME
                        // outOfRange do not support special visual in pieces.
                        piece.visual = null;
                    }
                    return piece;
                });
            }
        });
    }

    /**
     * @protected