Command | Trigger | Resulting Action |
Node creation |
Single / Double click in empty space |
A new node is created at the current mouse location. (Note: See Preferences) |
Node selection |
Single click on an existing node, or drag the mouse from an empty location to create a rectangle around the desired nodes |
The selection of the node is turned on (black dashed circle around) or off (Note: you can also select edges
by dragging the mouse from an empty location, all nodes or edges within the green rectangle will be selected when the
mouse button is released) |
Node movement |
Press and drag the mouse over a selected node |
The selected node is dragged to a new location (Note: Holding down the Control key causes all selected nodes to be moved) |
Node deletion |
Press the Delete Key |
All selected Nodes (and Edges) are deleted (Note: This is the same as the 'Remove Selected' menu / toolbar option) |
Node labeling |
Right-click a node and click the label button from the popup. |
The node label is changed to the value you enter. (Note: Change to 'Show Labels' from the toolbar or display menu to see node labels)
(Note: Holding down the Control key while right clicking allows the label of all selected nodes to be changed) |
Node colouring |
Right-click a node and click the colour button from the popup. |
The node colour is changed to the value you enter.
(Note: Holding down the Control key while right clicking allows the colour of all selected nodes to be changed) |
Edge creation |
Press and drag the mouse over a non-selected node |
An edge will be created linking the non-selected node to whichever node the mouse is released over,
or an edge will be created linking the non-selected node to a new node at the position where the mouse is released
(Note: See Preferences) |
Edge and Node creation |
Press and hold the control key and then press and drag the mouse from a non-selected node, or if enabled,
press and drag the mouse from a non-selected node. |
An edge will be created linking the non-selected node to a new node at the position where the mouse is released.
(Note: See Preferences) |
Edge selection |
Single click on the 'bump' located at the center of the desired edge, or drag the mouse from an empty location to create a rectangle around the desired edges (centers points) |
The selection of the edge is turned on (black dashed line underneath) or off (Note: you can also select edges
by dragging the mouse from an empty location, all nodes or edges within the green rectangle will be selected when the
mouse button is released) |
Edge deletion |
Press the Delete Key |
All selected Edges (and Nodes) are deleted (Note: This is the same as the 'Remove Selected' menu / toolbar option) |
Edge order display |
Press and hold the control key and then click on a node or the center 'bump' of an edge |
The edges around the chosen node are flashed in order,
or the edges bordering the same faces as the chosen edge are flashed in order (Note: Pressing and holding Control and Shift reverses the order for nodes) |
Edge curving |
Select the edge to curve and drag its center point. |
Dragging the center point will make the edge be a curve going through that point as defined by a bezier curve. (Note: After curving an edge, the angle of the curve will be preserved when end points are moved) |
Edge straightening |
Right-click an edge (center-point) and click the make straight button from the popup. |
The edge will become straight (its center-point will become aligned with the end points)
(Note: Holding down the Control key while right clicking allows all selected edges to be straightened) |
Edge directing |
Press the mouse over the source end Node and drag the mouse to the destination end Node. |
The Edge is directed (drawn with an arrow at the center).towards the destination Node.
(Note: Directing an edge in the opposite direction of its existing direction will make the edge undirected) |
Edge undirecting |
Press the mouse over the destination end Node and drag the mouse to the target end Node or,
Right-click an edge (center-point or arrow) and click the Remove Direction button from the popup. |
The direction of the Edge (drawn with an arrow at the center).is removed.
(Note: Holding down the Control key while right clicking allows all selected edges to be undirected) |
Edge colouring |
Right-click an edge (center-point) and click the colour button from the popup. |
The edge colour is changed to the value you enter.
(Note: Holding down the Control key while right clicking allows the colour of all selected edges to be changed) |