`SmithChart`

A 2D Smith chart where results can be plotted.

Example

app = pf.GetApplication()
app:NewProject()
app:OpenFile(FEKO_HOME..[[/shared/Resources/Automation/startup.fek]])

    -- Create a graph with a trace 
    
graph = app.SmithCharts:Add()
voltageSourceTrace = graph.Traces:Add(app.Models[1].Configurations[1].Excitations[1])

    -- Export an image 

graph:ExportImage("temp_ExcitationGraph", "pdf")

Inheritance

The SmithChart object is derived from the Graph object.

Usage locations

The SmithChart object can be accessed from the following locations:

Methods
- CartesianGraph object has method DuplicateAsSmith().
- SmithChartCollection collection has method Items().
- SmithChartCollection collection has method Item(number).
- SmithChartCollection collection has method Item(string).
- SmithChartCollection collection has method Add().

Property List

BackColour: The background colour of the graph. (Read/Write Colour)
Footer: The graph footer properties. (Read only TextBox)
GreyscaleEnabled: Set the graph's colour scheme to greyscale. (Read/Write boolean)
Grid: The Smith chart grid properties. (Read only SmithChartGrid)
GridType: The Smith chart grid type. (Read/Write GridTypeEnum)
Height: The height of the window. (Read only number)
Legend: The graph legend properties. (Read only GraphLegend)
ReactanceAxisFont: The Smith chart reactance axis font style. (Read only FontFormat)
ResistanceAxisFont: The Smith chart resistance axis font style. (Read only FontFormat)
Title: The graph title properties. (Read only TextBox)
Type: The object type string. (Read only string)
Width: The width of the window. (Read only number)
WindowActive: True if this window is the active window. (Read only boolean)
WindowTitle: The title of the window. (Read/Write string)
XPosition: The X position of the window. (Read only number)
YPosition: The Y position of the window. (Read only number)

Collection List

Annotations: The collection of 2D annotations on the graph. (ResultAnnotationCollection of GraphAnnotation.)
Arrows: The collection of 2D arrows on the graph. (ResultArrowCollection of ResultArrow.)
Shapes: The collection of 2D shapes on the graph. (ResultTextBoxCollection of ResultTextBox.)
Traces: The collection of 2D traces on the graph. (ResultTraceCollection of ResultTrace.)

Method List

AddChartImage (view View, posX number, posY number): Add a 3D view image to this 2D Graph.
AddChartImageFromFile (file string, posX number, posY number): Add an image file to this 2D Graph.
BlockGraphRedraws (): Disables graph redraws for performance purposes. When all the changes to the graph are complete, call UnblockGraphRedraws to re-enable graph updates.
Close (): Close the window.
Duplicate (): Duplicate the 2D graph. (Returns a Graph object.)
DuplicateAsCartesian (): Creates a Cartesian graph with the same data as the Smith chart. (Returns a CartesianGraph object.)
ExportImage (filename string, fileformat string): Export the window image at its same size to a specified file.
ExportImage (filename string, fileformat string, imagewidth number, imageheight number): Export the window image at the given size to a specified file.
ExportTraces (filename string, samples number): Export the graph traces to the specified tab separated file.
GetProperties (): Returns a table of properties representing the state of the object. The properties table can be used with the SetProperties method to change multiple properties of the object in one step. (Returns a table object.)
Maximise (): Maximise the window.
Minimise (): Minimise the window.
Restore (): Restore the window.
SetPosition (xposition number, yposition number): Sets the view position. Note that the view is restored when this function is called.
SetProperties (properties table): Modifies the state of the object using the provided table of properties. This method is used to modify multiple properties of the object in a single step.
SetSize (imagewidth number, imageheight number): Sets the view size. Note that the view is restored when this function is called.
Show (): Shows the view.
UnblockGraphRedraws (): Enables graph redraws. This method is used in conjunction with BlockGraphRedraws for performance purposes. The graph is redrawn when this method is called and normals redraws will occur on changes.
ZoomToExtents (): Zoom the content of the window to its extent.

Property Details

BackColour

The background colour of the graph.

Type: Colour
Access: Read/Write

Footer

The graph footer properties.

Type: TextBox
Access: Read only

GreyscaleEnabled

Set the graph's colour scheme to greyscale.

Type: boolean
Access: Read/Write

Grid

The Smith chart grid properties.

Type: SmithChartGrid
Access: Read only

GridType

The Smith chart grid type.

Type: GridTypeEnum
Access: Read/Write

Height

The height of the window.

Type: number
Access: Read only

Legend

The graph legend properties.

Type: GraphLegend
Access: Read only

ReactanceAxisFont

The Smith chart reactance axis font style.

Type: FontFormat
Access: Read only

ResistanceAxisFont

The Smith chart resistance axis font style.

Type: FontFormat
Access: Read only

Title

The graph title properties.

Type: TextBox
Access: Read only

Type

The object type string.

Type: string
Access: Read only

Width

The width of the window.

Type: number
Access: Read only

WindowActive

True if this window is the active window.

Type: boolean
Access: Read only

WindowTitle

The title of the window.

Type: string
Access: Read/Write

XPosition

The X position of the window.

Type: number
Access: Read only

YPosition

The Y position of the window.

Type: number
Access: Read only

Collection Details

Annotations

The collection of 2D annotations on the graph.

Type: ResultAnnotationCollection

Arrows

The collection of 2D arrows on the graph.

Type: ResultArrowCollection

Shapes

The collection of 2D shapes on the graph.

Type: ResultTextBoxCollection

Traces

The collection of 2D traces on the graph.

Type: ResultTraceCollection

Method Details

AddChartImage (view View, posX number, posY number)

Add a 3D view image to this 2D Graph.

Input Parameters

view(View): The 3D view.
posX(number): The x-position of the added chart image.
posY(number): The y-position of the added chart image.

AddChartImageFromFile (file string, posX number, posY number)

Add an image file to this 2D Graph.

Input Parameters

file(string): The file.
posX(number): The x-position of the added chart image.
posY(number): The y-position of the added chart image.

BlockGraphRedraws ()

Disables graph redraws for performance purposes. When all the changes to the graph are complete, call UnblockGraphRedraws to re-enable graph updates.

Close ()

Close the window.

Duplicate ()

Duplicate the 2D graph.

Return

Graph: The duplicated 2D graph.

DuplicateAsCartesian ()

Creates a Cartesian graph with the same data as the Smith chart.

Return

CartesianGraph: The copied Cartesian graph.

ExportImage (filename string, fileformat string)

Export the window image at its same size to a specified file.

Input Parameters

filename(string): The name of the image file without its extension.
fileformat(string): The image file format, e.g. jpg, png, pdf, etc.

ExportImage (filename string, fileformat string, imagewidth number, imageheight number)

Export the window image at the given size to a specified file.

Input Parameters

filename(string): The name of the image file without its extension.
fileformat(string): The image file format, e.g. jpg, png, pdf, etc.
imagewidth(number): The export width in pixels.
imageheight(number): The export height in pixels.

ExportTraces (filename string, samples number)

Export the graph traces to the specified tab separated file.

Input Parameters

filename(string): The name of the exported data file without its extension.
samples(number): The number of samples for continuous data. This value will be ignored if the first trace on the graph is discrete.

GetProperties ()

Returns a table of properties representing the state of the object. The properties table can be used with the SetProperties method to change multiple properties of the object in one step.

Return

table: A properties table.

Maximise ()

Maximise the window.

Minimise ()

Minimise the window.

Restore ()

Restore the window.

SetPosition (xposition number, yposition number)

Sets the view position. Note that the view is restored when this function is called.

Input Parameters

xposition(number): The view X position.
yposition(number): The view Y position.

SetProperties (properties table)

Modifies the state of the object using the provided table of properties. This method is used to modify multiple properties of the object in a single step.

Input Parameters

properties(table): A table of properties defining the new state of the object.

SetSize (imagewidth number, imageheight number)

Sets the view size. Note that the view is restored when this function is called.

Input Parameters

imagewidth(number): The view width in pixels.
imageheight(number): The view height in pixels.

Show ()

Shows the view.

UnblockGraphRedraws ()

Enables graph redraws. This method is used in conjunction with BlockGraphRedraws for performance purposes. The graph is redrawn when this method is called and normals redraws will occur on changes.

ZoomToExtents ()

Zoom the content of the window to its extent.