${iServerJava6R_ThemeRange_Title}
${iServerJava6R_ThemeRange_Description}
internal static ThemeRange FromJson(JsonObject json)
{
if (json == null) return null;
ThemeRange themeRange = new ThemeRange();
if (json["items"] != null && json["items"].Count > 0)
{
List<ThemeRangeItem> itemsList = new List<ThemeRangeItem>();
foreach (JsonObject item in (JsonArray)json["items"])
{
itemsList.Add(ThemeRangeItem.FromJson(item));
}
themeRange.Items = itemsList;
}
if (json["colorGradientType"] != null)
{
themeRange.ColorGradientType = (ColorGradientType)Enum.Parse(typeof(ColorGradientType), json["colorGradientType"], true);
}
else
{
//这里不处理为空时的情况
}
themeRange.RangeExpression = json["rangeExpression"];
if (json["rangeMode"] != null)
{
themeRange.RangeMode = (RangeMode)Enum.Parse(typeof(RangeMode), json["rangeMode"], true);
}
else
{
//不处理Null的情况
}
themeRange.RangeParameter = (double)json["rangeParameter"];
return themeRange;
}
private void ThemeRangeButton_Click(object sender, RoutedEventArgs e)
{
List<ThemeRangeItem> themeRangeItems = new List<ThemeRangeItem>
{
new ThemeRangeItem
{
Visible=true,
Start=0,
End=3058,
Caption="A",
Style=new ServerStyle
{
FillForeColor=Colors.Brown
}
},
new ThemeRangeItem
{
Visible=true,
Start=3058,
End=6116,
Caption="B",
Style=new ServerStyle
{
FillForeColor=Colors.Green
}
},
new ThemeRangeItem
{
Visible=true,
Start=6116,
End=9175,
Caption="C",
Style=new ServerStyle
{
FillForeColor=Colors.Blue
}
}
};
ThemeRange themeRange = new ThemeRange
{
RangeExpression = "SmPerimeter",
RangeMode = RangeMode.EQUALINTERVAL,
RangeParameter = 3,
Items = themeRangeItems
};
ThemeParameters themeRangeParams = new ThemeParameters
{
DatasetName = "Capitals",
DataSourceName = "World",
Themes = new List<Theme> { themeRange }
};
themeRangeParams.JoinItems.Add(new JoinItem
{
ForeignTableName = "Countries",
JoinFilter = "Capitals.Capital=Countries.Capital",
JoinType = JoinType.LEFTJOIN
});
ThemeService themeRangeServie = new ThemeService(url);
themeRangeServie.ProcessAsync(themeRangeParams);
themeRangeServie.Failed += new EventHandler<ServiceFailedEventArgs>(themeRangeServie_Failed);
themeRangeServie.ProcessCompleted += new EventHandler<ThemeEventArgs>(themeRangeServie_ProcessCompleted);
}
//点击生成专题图触发事件
private void commit_Click(object sender, RoutedEventArgs e)
{
//设置专题图子项
List<ThemeRangeItem> themeRangeItems = new List<ThemeRangeItem>
{
new ThemeRangeItem
{
Start = 0.0,
End = 59973,
Visible = true,
Style = new ServerStyle
{
FillForeColor = new Color {R=216,G=244,B=254},
LineWidth = 0.1,
}
},
new ThemeRangeItem
{
Start = 59973,
End = 1097234,
Visible = true ,
Style = new ServerStyle
{
FillForeColor = new Color {R=131,G=232,B=252},
LineWidth = 0.1 ,
}
},
new ThemeRangeItem
{
Start = 1097234,
End = 5245515,
Visible = true ,
Style = new ServerStyle
{
FillForeColor = new Color {R=112,G=212,B=243},
LineWidth = 0.1,
}
},
new ThemeRangeItem
{
Start = 5245515,
End = 17250390,
Visible = true,
Style = new ServerStyle
{
FillForeColor = new Color {R=23,G=198,B=238},
LineWidth = 0.1,
}
},
new ThemeRangeItem
{
Start = 17250390,
End = 894608700,
Visible = true,
Style = new ServerStyle
{
FillForeColor = new Color {R=0,G=187,B=236},
LineWidth = 0.1 ,
}
},
new ThemeRangeItem
{
Start = 894608700,
End = 12E+8,
Visible = true ,
Style = new ServerStyle
{
FillForeColor = new Color {R=0,G=133,B=236},
LineWidth = 0.1 ,
}
}
};
//设置范围分段专题图字段、分段模式、分段参数和子项数组
ThemeRange themeRange = new ThemeRange
{
RangeExpression = "Pop_1994",
RangeMode = RangeMode.EQUALINTERVAL,
RangeParameter = 6,
Items = themeRangeItems
};
//设置专题图参数
ThemeParameters themeRangeParams = new ThemeParameters
{
//数据集名称
DatasetName = "Countries",
//数据源名称
DataSourceName = "World",
Themes = new List<Theme> { themeRange }
};
//与服务器交互
ThemeService themeRangeServie = new ThemeService(url);
themeRangeServie.ProcessAsync(themeRangeParams);
themeRangeServie.ProcessCompleted += new EventHandler<ThemeEventArgs>(themeRangeServie_ProcessCompleted);
themeRangeServie.Failed += new EventHandler<ServiceFailedEventArgs>(themeRangeServie_Failed);
}
internal static string ToJson(ThemeRange themeRange)
{
string json = "{";
List<string> list = new List<string>();
if (themeRange.Items != null && themeRange.Items.Count >= 1)
{
List<string> tempTUI = new List<string>();
foreach (var item in themeRange.Items)
{
tempTUI.Add(ThemeRangeItem.ToJson(item));
}
list.Add(string.Format("\"items\":[{0}]", String.Join(",", tempTUI.ToArray())));
}
else
{
list.Add("\"items\":[]");
}
list.Add(string.Format("\"rangeParameter\":\"{0}\"", themeRange.RangeParameter.ToString(System.Globalization.CultureInfo.InvariantCulture)));
list.Add(string.Format("\"rangeMode\":\"{0}\"", themeRange.RangeMode));
list.Add(string.Format("\"colorGradientType\":\"{0}\"", themeRange.ColorGradientType.ToString()));
if (!string.IsNullOrEmpty(themeRange.RangeExpression))
{
list.Add(string.Format("\"rangeExpression\":\"{0}\"", themeRange.RangeExpression));
}
else
{
list.Add("\"rangeExpression\":\"\"");
}
if (themeRange.MemoryData != null)
{
list.Add("\"memoryData\":" + themeRange.ToJson(themeRange.MemoryData));
}
else
{
list.Add("\"memoryData\":null");
}
list.Add("\"type\":\"RANGE\"");
json += string.Join(",", list.ToArray());
json += "}";
return json;
}