Method getControllerVisual

src/component/visualMap/VisualMapView.ts:103–151

* @protected * @param targetValue can be Infinity or -Infinity * @param visualCluster Only can be 'color' 'opacity' 'symbol' 'symbolSize' * @param opts * @param opts.forceState Specify state, instead of using getValueState method. * @param opts.convertOpacityToAlpha For colo

(
        targetValue: number,
        visualCluster: 'color' | 'opacity' | 'symbol' | 'symbolSize',
        opts?: {
            forceState?: VisualState
            convertOpacityToAlpha?: boolean
        }
    )

     * @return {*} Visual value.
     */
    protected getControllerVisual(
        targetValue: number,
        visualCluster: 'color' | 'opacity' | 'symbol' | 'symbolSize',
        opts?: {
            forceState?: VisualState
            convertOpacityToAlpha?: boolean
        }
    ) {

        opts = opts || {};

        const forceState = opts.forceState;
        const visualMapModel = this.visualMapModel;
        const visualObj: {[key in typeof visualCluster]?: VisualOptionUnit[key]} = {};

        // Default values.
        if (visualCluster === 'color') {
            const defaultColor = visualMapModel.get('contentColor');
            visualObj.color = defaultColor as ColorString;
        }

        function getter(key: typeof visualCluster) {
            return visualObj[key];
        }

        function setter(key: typeof visualCluster, value: any) {
            (visualObj as any)[key] = value;
        }

        const mappings = visualMapModel.controllerVisuals[
            forceState || visualMapModel.getValueState(targetValue)
        ];
        const visualTypes = VisualMapping.prepareVisualTypes(mappings);

        zrUtil.each(visualTypes, function (type) {
            let visualMapping = mappings[type];
            if (opts.convertOpacityToAlpha && type === 'opacity') {
                type = 'colorAlpha';
                visualMapping = mappings.__alphaForOpacity;
            }
            if (VisualMapping.dependsOn(type, visualCluster)) {
                visualMapping && visualMapping.applyVisual(
                    targetValue, getter, setter
                );
            }
        });

        return visualObj[visualCluster];
    }

    protected positionGroup(group: Group) {
        const model = this.visualMapModel;