Function getNextState

docs/app/js/sanddance-app.js:42108–42125

(props, currentState, getElementToMeasureDimension, newContainerDimension)

        });
    }
    function getNextState(props, currentState, getElementToMeasureDimension, newContainerDimension) {
        // If there is no new container width/height or data to measure, there is no need for a new state update
        if (newContainerDimension === undefined && currentState.dataToMeasure === undefined) return undefined;
        if (newContainerDimension) {
            // If we know the last container size and we rendered data at that width/height, we can do an optimized render
            if (_containerDimension && currentState.renderedData && !currentState.dataToMeasure) return (0, _tslib.__assign)((0, _tslib.__assign)({}, currentState), _updateContainerDimension(newContainerDimension, props.data, currentState.renderedData, props.onGrowData));
            // If we are just setting the container width/height for the first time, we can't do any optimizations
            _containerDimension = newContainerDimension;
        }
        var nextState = (0, _tslib.__assign)((0, _tslib.__assign)({}, currentState), {
            measureContainer: false
        });
        if (currentState.dataToMeasure) {
            if (currentState.resizeDirection === "grow" && props.onGrowData) nextState = (0, _tslib.__assign)((0, _tslib.__assign)({}, nextState), _growDataUntilItDoesNotFit(currentState.dataToMeasure, props.onGrowData, getElementToMeasureDimension, props.onReduceData));
            else nextState = (0, _tslib.__assign)((0, _tslib.__assign)({}, nextState), _shrinkContentsUntilTheyFit(currentState.dataToMeasure, props.onReduceData, getElementToMeasureDimension));
        }
        return nextState;
    }
    /** Function that determines if we need to render content for measurement based on the measurement cache contents. */ function shouldRenderDataForMeasurement(dataToMeasure) {
        if (!dataToMeasure || _measurementCache.getCachedMeasurement(dataToMeasure) !== undefined) return false;
        return true;