visualizer.core.Node Class Reference

Inheritance diagram for visualizer.core.Node:

Public Member Functions
def	__init__
def	add_link
def	get_position
def	has_mobility
def	on_enter_notify_event
def	on_leave_notify_event
def	remove_link
def	set_color
def	set_label
def	set_position
def	set_size
def	set_svg_icon
def	tooltip_query

Public Attributes
	canvas_item
	links
	menu
	node_index
	svg_align_x
	svg_align_y
	svg_item
	visualizer

Properties
	highlighted = property(_get_highlighted, _set_highlighted)
	selected = property(_get_selected, _set_selected)

Private Member Functions
def	_get_highlighted
def	_get_selected
def	_set_highlighted
def	_set_selected
def	_update_appearance
def	_update_position
def	_update_svg_position

Private Attributes
	_color
	_has_mobility
	_highlighted
	_label
	_label_canvas_item
	_selected
	_size

Static Private Attributes
dictionary	__gsignals__

Detailed Description

Definition at line 69 of file core.py.

Member Function Documentation

def visualizer.core.Node._update_appearance (   self )

private

Update the node aspect to reflect the selected/highlighted state

Definition at line 237 of file core.py.

References visualizer.core.Node._color, visualizer.core.Node._has_mobility, visualizer.core.Node._label, visualizer.core.Node._label_canvas_item, visualizer.core.Node._selected, visualizer.core.Node._size, visualizer.core.Node._update_appearance(), visualizer.core.Node._update_position(), visualizer.core.Node._update_svg_position(), visualizer.core.Node.get_position(), grid.ScaleRenderer.get_position(), visualizer.core.Node.highlighted, visualizer.core.Node.links, visualizer.core.Node.node_index, visualizer.core.Node.set_position(), and visualizer.core.Node.svg_item.

Referenced by visualizer.core.Node._update_appearance(), and visualizer.core.Node.set_svg_icon().

def visualizer.core.Node.set_svg_icon	(		self,
			file_base_name,
			width = None,
			height = None,
			align_x = 0.5,
			align_y = 0.5
	)

Set a background SVG icon for the node.

@param file_base_name: base file name, including .svg
extension, of the svg file.  Place the file in the folder
src/contrib/visualizer/resource.

@param width: scale to the specified width, in meters
@param width: scale to the specified height, in meters

@param align_x: horizontal alignment of the icon relative to
the node position, from 0 (icon fully to the left of the node)
to 1.0 (icon fully to the right of the node)

@param align_y: vertical alignment of the icon relative to the
node position, from 0 (icon fully to the top of the node) to
1.0 (icon fully to the bottom of the node)

Definition at line 103 of file core.py.

References visualizer.core.Node._highlighted, visualizer.core.Node._label, visualizer.core.Node._selected, visualizer.core.Node._size, visualizer.core.Node._update_appearance(), visualizer.core.Node._update_svg_position(), visualizer.core.Node.highlighted, visualizer.core.Node.node_index, visualizer.core.Node.svg_align_x, visualizer.core.Node.svg_align_y, and visualizer.core.Node.svg_item.

Member Data Documentation

dictionary visualizer.core.Node.__gsignals__

staticprivate

Initial value:

= {

        # signal emitted whenever a tooltip is about to be shown for the node
        # the first signal parameter is a python list of strings, to which information can be appended
        'query-extra-tooltip-info': (gobject.SIGNAL_RUN_LAST, None, (object,)),
        
        }

Definition at line 71 of file core.py.

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The documentation for this class was generated from the following file:

• src/visualizer/visualizer/core.py