core-graphics/lib/editor-state/reducer/preview.js

A core library for creating shape-based graphic editors

'use strict';

Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.default = previewStateReducer;

var _historyReducer = require('../../history/history-reducer');

var _icepick = require('icepick');

var i = _interopRequireWildcard(_icepick);

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

function previewStateReducer(currentState, ev) {
    var previewedHistoryEvents = currentState.previewedHistoryEvents;

    if (previewedHistoryEvents.length === 0) {
        return currentState;
    }
    var reducedScene = (0, _historyReducer.reduceHistoryEventsToScene)(previewedHistoryEvents, currentState.persistedScene);
    return i.assoc(currentState, 'scene', reducedScene);
}