diagram.DiagramBuilder.LineItem Class Reference

A diagram item that adds a line to the canvas. More...

Inheritance diagram for diagram.DiagramBuilder.LineItem:

Methods defined here:
def	__init__

Methods inherited from DiagramItem:
def	ClearHighlight
def	Draw
def	Erase
def	Highlight

Data and other attributes inherited from DiagramItem:
float	expansion_factor = 100.0

Additional Inherited Members
Public Member Functions inherited from diagram.DiagramBuilder.DiagramItem
Static Public Attributes inherited from diagram.DiagramBuilder.DiagramItem
float	expansion_factor = 100.0

Detailed Description

A diagram item that adds a line to the canvas.

This class is a wrapper for the Tkinter.Canvas.create_line() function.

Constructor & Destructor Documentation

def diagram.DiagramBuilder.LineItem.__init__

(

args

)

 Creates a new instance.
 Parameters:
 points: The list of vertices for the line to draw.  The vertices are
 two element float tuples (i.e. x & y-coordinate pairs).
 args: The same arguments that are provided to Tkinter.Canvas.create_line with
 the addition of the 'highlight' argument for the highlight color.  If the
 'highlight' argument is not provided then calls to highlight this drawing item
 will be ignored.

Reimplemented from diagram.DiagramBuilder.DiagramItem.

Member Function Documentation

def diagram.DiagramBuilder.LineItem.ClearHighlight

(

args

)

 Returns the diagram item to its original color.
 Parameters:
 canvas: The canvas widget.

Reimplemented from diagram.DiagramBuilder.DiagramItem.

def diagram.DiagramBuilder.LineItem.Draw

(

args

)

 Draws the diagram item on the canvas.
 Parameters:
 canvas: The canvas widget.
 Returns A list of ids of items added to the canvas.

Reimplemented from diagram.DiagramBuilder.DiagramItem.

def diagram.DiagramBuilder.LineItem.Erase

(

args

)

 Erases the diagram item from the canvas.
 Parameters:
 canvas: The canvas widget.

Reimplemented from diagram.DiagramBuilder.DiagramItem.

def diagram.DiagramBuilder.LineItem.Highlight

(

args

)

 Changes the diagram item to its highlight color.
 Parameters:
 canvas: The canvas widget.

Reimplemented from diagram.DiagramBuilder.DiagramItem.

Member Data Documentation

float diagram.DiagramBuilder.LineItem.expansion_factor = 100.0

static