SuperMap.WinRT.REST.ThemeGraph.FromJson C# (CSharp) Method

        internal static ThemeGraph FromJson(JsonObject json)
        {
            if (json == null) return null;

            ThemeGraph themeGraph = new ThemeGraph();
            themeGraph.BarWidth = json["barWidth"].GetNumberEx();
            themeGraph.Flow = ThemeFlow.FromJson(json);
            if (json["graduatedMode"].ValueType!= JsonValueType.Null)
            {
                themeGraph.GraduatedMode = (GraduatedMode)Enum.Parse(typeof(GraduatedMode), json["graduatedMode"].GetStringEx(), true);
            }
            else
            {
                //不处理null的情况
            }
            themeGraph.GraphAxes = ThemeGraphAxes.FromJson(json);
            themeGraph.GraphSize = ThemeGraphSize.FromJson(json);
            themeGraph.GraphSizeFixed = json["graphSizeFixed"].GetBooleanEx();
            themeGraph.GraphText = ThemeGraphText.FromJson(json);
            if (json["graphType"].ValueType != JsonValueType.Null)
            {
                themeGraph.GraphType = (ThemeGraphType)Enum.Parse(typeof(ThemeGraphType), json["graphType"].GetStringEx(), true);
            }
            else
            {
                //不处理null的情况
            }

            if (json["items"].ValueType != JsonValueType.Null)
            {
                List<ThemeGraphItem> graphItems = new List<ThemeGraphItem>();
                foreach (JsonObject item in json["items"].GetArray())
                {
                    graphItems.Add(ThemeGraphItem.FromJson(item));
                }
                themeGraph.Items = graphItems;
            }

            if (json["memoryKeys"].ValueType!= JsonValueType.Null)
            {
                List<int> memoryKeysLsit = new List<int>();
                foreach (JsonObject item in json["memoryKeys"].GetArray())
                {
                    memoryKeysLsit.Add((int)item.GetNumber());
                }
                themeGraph.MemoryKeys = memoryKeysLsit;
            }

            themeGraph.NegativeDisplayed = json["negativeDisplayed"].GetBooleanEx();
            themeGraph.Offset = ThemeOffset.FromJson(json);
            themeGraph.OverlapAvoided = json["overlapAvoided"].GetBooleanEx();
            themeGraph.RoseAngle = json["roseAngle"].GetNumberEx();
            themeGraph.StartAngle = json["startAngle"].GetNumberEx();
            return themeGraph;
        }
    }