private ILayerItem GetLayerItemLayout(ILayerObjectContainer layerObjContainer)
{
ILayerItemGroup g = new LayerItemGroup("数据层", "数据层");
(g as LayerItemGroup).Tag = layerObjContainer;
if (layerObjContainer.LayerObjects != null && layerObjContainer.LayerObjects.Count != 0)
{
GetLayerItemLayouts(g, layerObjContainer);
}
return(g);
}
//调整二级及以上节点顺序
public void AdjustOrder(int insertIndex, ILayerItem item, ILayerItem parentItem)
{
if (parentItem == null)
{
return;
}
(parentItem as ILayerItemGroup).Items.Remove(item);
(parentItem as ILayerItemGroup).Items.Insert(insertIndex, item);
foreach (IElement ele in _viewer.LayoutHost.LayoutRuntime.Layout.Elements)
{
if (ele is ILayerObjectContainer)
{
ILayerObjectContainer container = ele as ILayerObjectContainer;
//ILayerObjectBase insertObj = item.Tag as ILayerObjectBase;
foreach (ILayerObjectBase obj in container.LayerObjects)
{
if (obj is ILayerObject)
{
ILayerObject layerObj = obj as ILayerObject;
if (layerObj.Tag.Equals(item.Tag))
{
container.LayerObjects.Remove(layerObj);
container.LayerObjects.Insert(insertIndex, layerObj);
RefreshViewer();
return;
}
}
if (obj is ILayerObjecGroup)
{
ILayerObjecGroup layerGrp = obj as ILayerObjecGroup;
foreach (ILayerObjectBase it in layerGrp.Children)
{
if ((it as ILayerObject).Tag.Equals(item.Tag))
{
layerGrp.Children.Remove(it);
layerGrp.Children.Insert(insertIndex, it);
RefreshViewer();
return;
}
}
}
}
}
if (ele.Equals(parentItem) && ele is IElementGroup)
{
IElementGroup group = ele as IElementGroup;
group.Elements.Remove(item.Tag as IElement);
group.Elements.Insert(insertIndex, item.Tag as IElement);
RefreshViewer();
return;
}
}
}
private void GetLayerItemLayouts(ILayerItemGroup g, ILayerObjectContainer layerObjContainer)
{
ILayerObjectBase[] layers = layerObjContainer.LayerObjects.ToArray();
foreach (ILayerObjectBase obj in layers)
{
if (obj is ILayerObject)
{
ILayerObject layerObj = obj as ILayerObject;
ILayerItem it = new LayerObjectItem(layerObj);
g.Items.Add(it);
}
else
{
LayerItemGroup group = new LayerItemGroup(obj.Text ?? string.Empty, obj.Text ?? string.Empty);
IDataFrame df = layerObjContainer as IDataFrame;
if (df != null)
{
IDataFrameDataProvider prd = df.Provider as IDataFrameDataProvider;
if (prd != null)
{
ICanvas canvas = prd.Canvas;
if (canvas != null)
{
GeoDo.RSS.Core.DrawEngine.ILayerContainer lc = canvas.LayerContainer as GeoDo.RSS.Core.DrawEngine.ILayerContainer;
if (lc != null)
{
IVectorHostLayer hostLayer = canvas.LayerContainer.VectorHost;
if (hostLayer != null)
{
group.Tag = hostLayer.Map;
}
}
}
}
}
g.Items.Add(group);
GetLayerItemLayouts(group, (obj as ILayerObjecGroup).Children.ToArray());
}
}
}
