internal static ThemeGridRange FromJson(JsonObject json)
{
if (json == null) return null;
ThemeGridRange themeGridRange = new ThemeGridRange();
if (json["items"] != null && json["items"].Count > 0)
{
List<ThemeGridRangeItem> itemsList = new List<ThemeGridRangeItem>();
foreach (JsonObject item in (JsonArray)json["items"])
{
itemsList.Add(ThemeGridRangeItem.FromJson(item));
}
themeGridRange.Items = itemsList;
}
if (json["colorGradientType"] != null)
{
themeGridRange.ColorGradientType = (ColorGradientType)Enum.Parse(typeof(ColorGradientType), json["colorGradientType"], true);
}
else
{
//这里不处理为空时的情况
}
if (json["rangeMode"] != null)
{
themeGridRange.RangeMode = (RangeMode)Enum.Parse(typeof(RangeMode), json["rangeMode"], true);
}
else
{
//不处理Null的情况
}
themeGridRange.RangeParameter = (double)json["rangeParameter"];
themeGridRange.ReverseColor = (Boolean)json["reverseColor"];
return themeGridRange;
}
//分析成功,利用生成的插值数据制作范围分段专题图
private void processCompleted(object sender, InterpolateAnalystArgs e)
{
List<ThemeGridRangeItem> themeRangeItems = new List<ThemeGridRangeItem>
{
new ThemeGridRangeItem
{
Start =-5,
End =-3.4,
Color = new ServerColor(170,240,233)
},
new ThemeGridRangeItem
{
Start =-3.4,
End =-1.8,
Color =new ServerColor(176,243,196)
},
new ThemeGridRangeItem
{
Start =-1.8,
End =-0.2,
Color =new ServerColor(198,249,178)
},
new ThemeGridRangeItem
{
Start =-0.2,
End =1.4,
Color =new ServerColor(235,249,174)
},
new ThemeGridRangeItem
{
Start =1.4,
End =3,
Color =new ServerColor(188,224,123)
},
new ThemeGridRangeItem
{
Start =3,
End =4.6,
Color =new ServerColor(88,185,63)
},
new ThemeGridRangeItem
{
Start =4.6,
End =6.2,
Color =new ServerColor(25,147,52)
},
new ThemeGridRangeItem
{
Start =6.2,
End =7.8,
Color =new ServerColor(54,138,58)
},
new ThemeGridRangeItem
{
Start =7.8,
End =9.4,
Color =new ServerColor(131,158,47)
},
new ThemeGridRangeItem
{
Start =9.4,
End =11,
Color =new ServerColor(201,174,28)
},
new ThemeGridRangeItem
{
Start =11,
End =12.6,
Color =new ServerColor(232,154,7)
},
new ThemeGridRangeItem
{
Start =12.6,
End =14.2,
Color =new ServerColor(204,91,2)
},
new ThemeGridRangeItem
{
Start =14.2,
End =15.8,
Color =new ServerColor(174,54,1)
},
new ThemeGridRangeItem
{
Start =15.8,
End =17.4,
Color =new ServerColor(127,13,1)
},
new ThemeGridRangeItem
{
Start =17.4,
End =19,
Color =new ServerColor(115,23,6)
},
new ThemeGridRangeItem
{
Start =19,
End =20.6,
Color =new ServerColor(111,36,8)
},
new ThemeGridRangeItem
{
Start =20.6,
End =22.2,
Color =new ServerColor(107,47,14)
},
new ThemeGridRangeItem
{
Start =22.2,
End =23.8,
Color =new ServerColor(125,75,44)
},
new ThemeGridRangeItem
{
Start =23.8,
End =25.4,
Color =new ServerColor(146,110,88)
},
new ThemeGridRangeItem
{
Start =25.4,
End =27,
Color =new ServerColor(166,153,146)
},
};
//设置栅格分段专题图分段模式、反序显示参数和子项数组
ThemeGridRange themeGridRange = new ThemeGridRange
{
RangeMode = RangeMode.EQUALINTERVAL,
ReverseColor = false,
Items = themeRangeItems,
};
//设置专题图参数
ThemeParameters parameter = new ThemeParameters
{
DatasetName = e.Result.Dataset.Split('@')[0],
DataSourceName = "Interpolation",
Themes = new List<Theme> { themeGridRange },
};
//与服务器交互
ThemeService themeService = new ThemeService(mapUrl);
themeService.ProcessCompleted += new EventHandler<ThemeEventArgs>(themeServie_ProcessCompleted);
themeService.Failed += new EventHandler<ServiceFailedEventArgs>(themeServie_Failed);
themeService.ProcessAsync(parameter);
}
internal static string ToJson(ThemeGridRange themeGridRange)
{
string json = "{";
List<string> list = new List<string>();
if (themeGridRange.Items != null && themeGridRange.Items.Count >= 1)
{
List<string> tempTUI = new List<string>();
foreach (var item in themeGridRange.Items)
{
tempTUI.Add(ThemeGridRangeItem.ToJson(item));
}
list.Add(string.Format("\"items\":[{0}]", String.Join(",", tempTUI.ToArray())));
}
else
{
list.Add("\"items\":[]");
}
list.Add(string.Format("\"rangeParameter\":\"{0}\"", themeGridRange.RangeParameter.ToString(System.Globalization.CultureInfo.InvariantCulture)));
list.Add(string.Format("\"rangeMode\":\"{0}\"", themeGridRange.RangeMode));
list.Add(string.Format("\"colorGradientType\":\"{0}\"", themeGridRange.ColorGradientType.ToString()));
list.Add("\"type\":\"GRIDRANGE\"");
list.Add(string.Format("\"reverseColor\":\"{0}\"",themeGridRange.ReverseColor.ToString()));
json += string.Join(",", list.ToArray());
json += "}";
return json;
}