public static IGxdDocument GenerateFrom(ILayoutHost host)
{
if (host == null || host.LayoutRuntime == null || host.LayoutRuntime.Layout == null)
{
return(null);
}
//
ILayoutTemplate template = new LayoutTemplate(host.LayoutRuntime.Layout);
GxdTemplateHost gxdTemplate = new GxdTemplateHost(template);
//
IGxdDocument gxdoc = new GxdDocument(gxdTemplate);
//
IElement[] dfs = host.LayoutRuntime.QueryElements((ele) => { return(ele is IDataFrame); }, false);
if (dfs != null)
{
gxdoc.DataFrames.Clear();
foreach (IDataFrame df in dfs)
{
GxdDataFrame gxdDf = new GxdDataFrame(df.Name, GetDfEnvelope(df),
GetDfVectorHost(df), df.SpatialRef, df.GetGridXml(), df.GetDocumentableLayersHostXml());
if (GxDataFrameRasterItemsSetter != null)
{
GxDataFrameRasterItemsSetter(df, gxdDf);
}
gxdoc.DataFrames.Add(gxdDf);
}
}
return(gxdoc);
}
public void SaveAsDocument(string gxdfilename)
{
IGxdDocument doc = GxdDocument.GenerateFrom(this);
if (doc != null)
{
doc.SaveAs(gxdfilename);
}
}
public IGxdDocument Parse(string fname)
{
XDocument doc = XDocument.Load(fname);
GxdTemplateHost template = GetGxdTemplate(doc.Root.Element("GxdLaytouTemplate"));
List <IGxdDataFrame> dataFrames = GetGxdDataFrames(doc.Root.Element("GxdDataFrames"));
IGxdDocument gxdDoc = new GxdDocument(template, dataFrames);
gxdDoc.FullPath = fname;
return(gxdDoc);
}
public void ApplyGxdDocument(IGxdDocument doc)
{
if (doc == null)
{
return;
}
//
Dictionary <string, ILayer> gridLayers = null;
IGxdTemplateHost tempHost = doc.GxdTemplateHost;
if (tempHost != null)
{
gridLayers = ApplyTemplate(tempHost.LayoutTemplate, false);
}
//
List <IGxdDataFrame> dfs = doc.DataFrames;
if (dfs != null && dfs.Count > 0)
{
foreach (IGxdDataFrame df in dfs)
{
if (GxdDocument.GxdAddDataFrameExecutor != null)
{
GxdDocument.GxdAddDataFrameExecutor(doc.FullPath, df, this);
}
//将经纬网格添加到最上层
if (gridLayers != null && gridLayers.ContainsKey(df.Name))
{
IElement[] eles = _layout.QueryElements((e) => { return(e is IDataFrame && (e as IDataFrame).Name == df.Name); });
if (eles != null && eles.Length > 0)
{
((eles[0] as IDataFrame).Provider as IDataFrameDataProvider).Canvas.LayerContainer.Layers.Add(gridLayers[df.Name]);
}
}
}
}
}
