public static Task <bool> CloneElementAsync(string LayoutName, string ElementName, double offset, int numCopies)
{
//Reference a layoutitem in a project by name
LayoutProjectItem layoutItem = Project.Current.GetItems <LayoutProjectItem>().FirstOrDefault(item => item.Name.Equals(LayoutName));
if (layoutItem == null)
{
return(Task.FromResult(false));
}
return(QueuedTask.Run <bool>(() =>
{
//Reference and load the layout associated with the layout item
Layout lyt = layoutItem.GetLayout();
//Reference a element by name
GraphicElement graElm = lyt.FindElement(ElementName) as GraphicElement;
if (graElm == null)
{
return false;
}
//Loop through the number of copies, clone, and set the offsets for each new element
double orig_offset = offset;
while (numCopies != 0)
{
GraphicElement cloneElm = graElm.Clone("Clone");
cloneElm.SetX(cloneElm.GetX() + offset);
cloneElm.SetY(cloneElm.GetY() - offset);
offset = offset + orig_offset;
numCopies = numCopies - 1;
}
return true;
}));
}
public void snippets_UpdateElements()
{
double x = 0;
double y = 0;
#region Update Text Element properties
// Reference a layoutitem in a project 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 layout = layoutItem.GetLayout();
if (layout != null)
{
// Reference a text element by name
TextElement txtElm = layout.FindElement("MyTextElement") as TextElement;
if (txtElm != null)
{
// Change placement properties
txtElm.SetAnchor(Anchor.CenterPoint);
txtElm.SetX(x);
txtElm.SetY(y);
// Change TextProperties
TextProperties txtProperties = new TextProperties("Hello world", "Times New Roman", 48, "Regular");
txtElm.SetTextProperties(txtProperties);
}
}
});
}
#endregion
#region Update a picture element
QueuedTask.Run(() =>
{
// Reference and load the layout associated with the layout item
Layout layout = layoutItem.GetLayout();
if (layout != null)
{
// Reference a picture element by name
PictureElement picElm = layout.FindElement("MyPicture") as PictureElement;
// Change the path to a new source
if (picElm != null)
{
picElm.SetSourcePath(@"D:\MyData\Pics\somePic.jpg");
}
}
});
#endregion
#region Update a map surround
QueuedTask.Run(() =>
{
// Reference and load the layout associated with the layout item
Layout layout = layoutItem.GetLayout();
if (layout != null)
{
// Reference a scale bar element by name
MapSurround scaleBar = layout.FindElement("MyScaleBar") as MapSurround;
// Reference a map frame element by name
MapFrame mf = layout.FindElement("MyMapFrame") as MapFrame;
if ((scaleBar != null) && (mf != null))
{
//Set the scale bar to the newly referenced map frame
scaleBar.SetMapFrame(mf);
}
}
});
#endregion
#region Lock an element
// The Locked property is displayed in the TOC as a lock symbol next to each element.
// If locked the element can't be selected in the layout using the graphic
// selection tools.
QueuedTask.Run(() =>
{
// Reference and load the layout associated with the layout item
Layout layout = layoutItem.GetLayout();
if (layout != null)
{
//Reference an element by name
Element element = layout.FindElement("MyElement");
if (element != null)
{
// Modify the Locked property via the CIM
CIMElement CIMElement = element.GetDefinition() as CIMElement;
CIMElement.Locked = true;
element.SetDefinition(CIMElement);
}
}
});
#endregion
#region Update an elements transparency
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.Graphic as CIMGraphic;
CIMGraphic.Transparency = 50; // mark it 50% transparent
graphicElement.SetGraphic(CIMGraphic);
}
}
});
#endregion
double xOffset = 0;
double yOffset = 0;
#region Clone an element
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)
{
// clone and set the new x,y
GraphicElement cloneElement = graphicElement.Clone("Clone");
cloneElement.SetX(cloneElement.GetX() + xOffset);
cloneElement.SetY(cloneElement.GetY() + yOffset);
}
}
});
#endregion
}
