//Find an element on a layout.
// Reference a layout project item by name
LayoutProjectItem layoutItem = Project.Current.GetItems<LayoutProjectItem>().FirstOrDefault(item => item.Name.Equals("MyLayout"));
if (layoutItem != null)
{
QueuedTask.Run(() =>
{
// Reference and load the layout associated with the layout item
Layout mylayout = layoutItem.GetLayout();
if (layout != null)
{
//Find a single specific element
Element rect = mylayout.FindElement("Rectangle") as Element;
//Or use the Elements collection
Element rect2 = mylayout.Elements.FirstOrDefault(item => item.Name.Equals("Rectangle"));
}
});
}
//Update an element's transparency using the CIM.
//Perform on the worker thread
QueuedTask.Run(() =>
{
// Reference and load the layout associated with the layout item
Layout layout = layoutItem.GetLayout();
if (layout != null)
{
// Reference a element by name
GraphicElement graphicElement = layout.FindElement("MyElement") as GraphicElement;
if (graphicElement != null)
{
// Modify the Transparency property that exists only in the CIMGraphic class.
CIMGraphic CIMGraphic = graphicElement.GetGraphic() as CIMGraphic;
CIMGraphic.Transparency = 50; // mark it 50% transparent
graphicElement.SetGraphic(CIMGraphic);
}
}
});
//Clone a layout graphic element and apply an offset.
//Perform on the worker thread
QueuedTask.Run(() =>
{
// Reference and load the layout associated with the layout item
Layout layout = layoutItem.GetLayout();
if (layout != null)
{
// Reference a graphic element by name
GraphicElement graphicElement = layout.FindElement("MyElement") as GraphicElement;
if (graphicElement != null)
{
//Clone and set the new x,y
GraphicElement cloneElement = graphicElement.Clone("Clone");
cloneElement.SetX(cloneElement.GetX() + xOffset);
cloneElement.SetY(cloneElement.GetY() + yOffset);
}
}
});
//Get element's selection count.
//Count the number of selected elements on the active layout view
LayoutView activeLayoutView = LayoutView.Active;
if (activeLayoutView != null)
{
var selectedElements = activeLayoutView.GetSelectedElements();
ArcGIS.Desktop.Framework.Dialogs.MessageBox.Show($@"Selected elements: {selectedElements.Count}");
}
//Set the active layout view's selection to include 2 rectangle elements.
//Reference the active view
LayoutView activeLayoutView = LayoutView.Active;
if (activeLayoutView != null)
{
//Perform on the worker thread
QueuedTask.Run(() =>
{
//Reference the layout
Layout lyt = activeLayoutView.Layout;
//Reference the two rectangle elements
Element rec = lyt.FindElement("Rectangle");
Element rec2 = lyt.FindElement("Rectangle 2");
//Construct a list and add the elements
List<Element> elmList = new List<Element>
{
rec,
rec2
};
//Set the selection
activeLayoutView.SelectElements(elmList);
});
}
//Clear the layout selection.
layout.ClearElementSelection();
//Delete an element or elements on a layout.
//Perform on the worker thread
QueuedTask.Run(() =>
{
//Delete a specific element on a layout
aLayout.DeleteElement(elm);
//Or delete a group of elements using a filter
aLayout.DeleteElements(item => item.Name.Contains("Clone"));
//Or delete all elements on a layout
aLayout.DeleteElements(item => true);
});