${IS6_ThemeGraduatedSymbol_Title}
${IS6_ThemeGraduatedSymbol_Description}
//等级符号专题图
private void commit_Click(object sender, RoutedEventArgs e)
{
ThemeGraduatedSymbol graduatedSymbol = new ThemeGraduatedSymbol()
{
Caption = "等级符号专题图",
Expression = "Pop_1994",
DefinitionValue = 1000000000,
GraduatedMode = GraduatedMode.Constant,
StyleForPositive = new ServerStyle() { SymbolSize = 200, SymbolStyle = 63, PenColor = new ServerColor(228, 142, 48) }
};
ThemeParameters parameters = new ThemeParameters()
{
MapName = "World",
Theme = graduatedSymbol,
LayerNames = layerNames,
ThemeLayer = "World@world"
};
//与服务器交互
ThemeService service = new ThemeService("http://localhost/IS/AjaxDemo");
service.ProcessAsync(parameters);
service.Failed += new EventHandler<ServiceFailedEventArgs>(service_Failed);
service.ProcessCompleted += new EventHandler<ThemeEventArgs>(service_ProcessCompleted);
}
internal static string ToJson(ThemeGraduatedSymbol param)
{
if (param == null)
{
return null;
}
string json = "{";
List<string> list = new List<string>();
list.Add(string.Format("\"definitionValue\":{0}", param.DefinitionValue));
list.Add(string.Format("\"enableFlow\":{0}", param.EnableFlow.ToString().ToLower()));
if (!string.IsNullOrEmpty(param.Expression))
{
list.Add(string.Format("\"expression\":\"{0}\"", param.Expression));
}
list.Add(string.Format("\"graduatedMode\":{0}", (int)param.GraduatedMode));
list.Add(string.Format("\"showNegative\":{0}", param.ShowNegative.ToString().ToLower()));
if (param.StyleForNegative != null)
{
list.Add(string.Format("\"styleForNegative\":{0}", ServerStyle.ToJson(param.StyleForNegative)));
}
if (param.StyleForPositive != null)
{
list.Add(string.Format("\"styleForPositive\":{0}", ServerStyle.ToJson(param.StyleForPositive)));
}
list.Add(string.Format("\"onTop\":{0}", param.OnTop.ToString().ToLower()));
if (!string.IsNullOrEmpty(param.OffsetXExpression))
{
list.Add(string.Format("\"offsetXExpression\":\"{0}\"", param.OffsetXExpression));
}
else
{
list.Add("\"offsetXExpression\":\"\"");
}
if (!string.IsNullOrEmpty(param.OffsetYExpression))
{
list.Add(string.Format("\"offsetYExpression\":\"{0}\"", param.OffsetYExpression));
}
else
{
list.Add("\"offsetYExpression\":\"\"");
}
list.Add(string.Format("\"offsetFixed\":{0}", param.OffsetFixed.ToString().ToLower()));
json += string.Join(",", list.ToArray());
json += ",";
json += Theme.AddList(param);
json += "}";
return json;
}
