//制作满足条件国家的人口密度专题图，并显示国家标签
private void commit_Click(object sender, RoutedEventArgs e)
{
//标签专题图
ThemeLabel label = new ThemeLabel()
{
Caption = "标签专题图",
Expression = "Country",
Display = new ServerTextStyle()
{
FontHeight = 10,
FontWidth = 0,
Color = new ServerColor(0, 0, 0),
FontName = "微软雅黑"
},
Filter = "SmID > 220",
};
ThemeDotDensity dotDensity = new ThemeDotDensity()
{
Caption = "点密度专题图",
Expression = "Pop_1994",
DotStyle = new ServerStyle()
{
SymbolSize = 20,
SymbolStyle = 1,
},
DotValue = 11281396.89000,
Filter = "SmID > 220",
};
CompositeParam composite = new CompositeParam()
{
ThemeLayer = "World@world",
Themes = new List<Theme> { label, dotDensity },
};
CompositeThemeParameters parameters = new CompositeThemeParameters()
{
LayerNames = layerNames,
MapName = "World",
ParamList = new List<CompositeParam>(){composite},
};
//与服务器交互
CompositeThemeService service = new CompositeThemeService("http://localhost/IS/AjaxDemo");
service.ProcessAsync(parameters);
service.Failed += new EventHandler<ServiceFailedEventArgs>(service_Failed);
service.ProcessCompleted += new EventHandler<ThemeEventArgs>(service_ProcessCompleted);
}
//移除专题图，即生成一个空的专题图
private void remove_Click(object sender, RoutedEventArgs e)
{
CompositeThemeParameters clearThemeParameters = new CompositeThemeParameters()
{
LayerNames = layerNames,
MapName = "World",
ParamList = null,
};
//与服务器交互
CompositeThemeService service = new CompositeThemeService("http://localhost/IS/AjaxDemo");
service.ProcessAsync(clearThemeParameters);
service.Failed += new EventHandler<ServiceFailedEventArgs>(service_Failed);
service.ProcessCompleted += new EventHandler<ThemeEventArgs>(service_ProcessCompleted);
}
/// <summary>${IS6_CompositeThemeService_method_ProcessAsync_D}</summary>
/// <overloads>${IS6_CompositeThemeService_method_ProcessAsync_overloads_D}</overloads>
/// <param name="parameters">${IS6_CompositeThemeService_method_ProcessAsync_param_parameters}</param>
public void ProcessAsync(CompositeThemeParameters parameters)
{
ProcessAsync(parameters, null);
}
/// <summary>${IS6_CompositeThemeService_method_ProcessAsync_D}</summary>
/// <param name="parameters">${IS6_CompositeThemeService_method_ProcessAsync_param_parameters}</param>
/// <param name="state">${IS6_CompositeThemeService_method_ProcessAsync_param_state}</param>
public void ProcessAsync(CompositeThemeParameters parameters, object state)
{
if (parameters == null)
{
//TODO:资源
//throw new ArgumentNullException("CompositeThemeParameters is Null");
throw new ArgumentNullException(ExceptionStrings.ArgumentIsNull);
}
if (string.IsNullOrEmpty(this.Url))
{
//TODO:资源
//throw new InvalidOperationException("Url is not set");
throw new InvalidOperationException(ExceptionStrings.InvalidUrl);
}
base.SubmitRequest(base.Url + "/common.ashx?", GetParameters(parameters),
new EventHandler<RequestEventArgs>(request_Completed), state, false);
}
private Dictionary<string, string> GetParameters(CompositeThemeParameters parameters)
{
Dictionary<string, string> dictionary = new Dictionary<string, string>();
string method = "UpdateLayers";
dictionary.Add("map", parameters.MapName);
dictionary.Add("method", method);
string json = "[";
List<string> list = new List<string>();
if (parameters.LayerNames != null && parameters.LayerNames.Count > 0 && parameters.ParamList != null && parameters.ParamList.Count > 0)
{
//遍历每个图层；
for (int k = 0; k < parameters.LayerNames.Count; k++)
{
for (int i = 0; i < parameters.ParamList.Count; i++)
{
//找要做专题图的图层；
if (parameters.LayerNames[k] == parameters.ParamList[i].ThemeLayer)
{
List<string> temp = new List<string>();
//遍历图层上的每个专题图；
for (int j = 0; j < parameters.ParamList[i].Themes.Count; j++)
{
#region
if (parameters.ParamList[i].Themes[j] is ThemeUnique)
{
StringBuilder sb = new StringBuilder();
sb.AppendFormat("\"themeUnique\":{0}", ThemeUnique.ToJson((ThemeUnique)parameters.ParamList[i].Themes[j]));
temp.Add(sb.ToString());
}
else if (parameters.ParamList[i].Themes[j] is ThemeRange)
{
StringBuilder sb = new StringBuilder();
sb.AppendFormat("\"themeRange\":{0}", ThemeRange.ToJson((ThemeRange)parameters.ParamList[i].Themes[j]));
temp.Add(sb.ToString());
}
else if (parameters.ParamList[i].Themes[j] is ThemeLabel)
{
StringBuilder sb = new StringBuilder();
sb.AppendFormat("\"themeLabel\":{0}", ThemeLabel.ToJson((ThemeLabel)parameters.ParamList[i].Themes[j]));
temp.Add(sb.ToString());
}
else if (parameters.ParamList[i].Themes[j] is ThemeGraph)
{
StringBuilder sb = new StringBuilder();
sb.AppendFormat("\"themeGraph\":{0}", ThemeGraph.ToJson((ThemeGraph)parameters.ParamList[i].Themes[j]));
temp.Add(sb.ToString());
}
else if (parameters.ParamList[i].Themes[j] is ThemeDotDensity)
{
StringBuilder sb = new StringBuilder();
sb.AppendFormat("\"themeDotDensity\":{0}", ThemeDotDensity.ToJson((ThemeDotDensity)parameters.ParamList[i].Themes[j]));
temp.Add(sb.ToString());
}
else if (parameters.ParamList[i].Themes[j] is ThemeGraduatedSymbol)
{
StringBuilder sb = new StringBuilder();
sb.AppendFormat("\"themeGraduatedSymbol\":{0}", ThemeGraduatedSymbol.ToJson((ThemeGraduatedSymbol)parameters.ParamList[i].Themes[j]));
temp.Add(sb.ToString());
}
else if (parameters.ParamList[i].Themes[j] is ThemeGridRange)
{
StringBuilder sb = new StringBuilder();
sb.AppendFormat("\"themeGridRange\":{0}", ThemeGridRange.ToJson((ThemeGridRange)parameters.ParamList[i].Themes[j]));
temp.Add(sb.ToString());
}
#endregion
}
string str = "{";
str += string.Join(",", temp.ToArray());
str += "}";
list.Add(str);
}
else
{
list.Add(string.Format("\"{0}\"", "!@"));
}
}
}
}
json += string.Join(",", list.ToArray());
json += "]";
dictionary.Add("layers", json);
dictionary.Add("layersKey", "0");
dictionary.Add("bModifiedByServer", "false");
return dictionary;
}