T-FLEX Parametric CAD. Fundamentals. 2D Design
T-FLEX Parametric CAD. Fundamentals. 2D Design T-FLEX Parametric CAD. Fundamentals. 2D Design
Deleting a Node inside Path Contour To delete a node inside a path contour, do the following steps: • Select a path (point at by the graphic cursor and click ); • Select the path segment the node belongs to (point at by the graphic cursor and click ); • Select the node to delete (point at by the graphic cursor and click ); • Delete the selected node (the icon or the key); • Confirm changes (the icon or the key). As a result, the new path segment passes through the two neighboring nodes. Modifying a Node Position within Path Contour To modify position of a node within a path, do the following steps: • Select a path (point at by the graphic cursor and click ); • Select the path segment the node belongs to (point at by the graphic cursor and click ); • Select the node to move (point at by the graphic cursor and click ); • Move the node to the desired position (the segments connecting the node to neighbors will rubberband as the node is moved); • Fix the node (point the cursor at an intersection of construction lines and click , or type in the case of using an existing node). • Confirm changes (the icon or the key). As a result of moving, the node will be connected with the neighbors by straight line segments, regardless of the former types of connecting entities). Creation of Additional Nodes on a Path Contour To create additional nodes on a path contour, do the following steps: • Select a path (point at by the graphic cursor and click ); • Select the contour segment to split by new node(s) (point at by the graphic cursor and click ); Paths • Turn on the point insertion mode (the icon or the key), and click on a contour segment. The segment becomes split in two, with the new node between them. The node and the segments rubberband with the cursor, the solid line segment connecting to the previous node and the dashed line to the next one. The order of the nodes after the insertion will be determined by the system automatically, depending on the path contour direction. Do not click on a segment near a vertex, as, instead of adding a node, this will start moving the existing node; 253
Fundamentals. Two-Dimensional Design 254 • Close the contour between the newly created node and the successive one. A shortcoming of the functionality is unavailability of the option “select graphic line”; • Contour input is complete once the closing node is selected, or the icon or the key is pressed. The system returns to the mode “Contour selected for editing”. One can do other modifications, and then confirm all changes. • Confirm changes (the icon or the key). Let us illustrate the above with a specific example. Suppose, a path contour is to be modified as shown on the diagrams. To get the result, begin with calling the command “EC: Edit Construction”. Then, using the option “Select Spline” (the icon , or the key), select the path contour to be modified. Now, to get the result, perform the steps shown on the following diagrams. I C What is left is to press twice the icon or key, and the contour editing task is complete. Then, adjust the graphic lines accordingly, if necessary.
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Deleting a Node inside Path Contour<br />
To delete a node inside a path contour, do the following steps:<br />
• Select a path (point at by the graphic cursor and click );<br />
• Select the path segment the node belongs to (point at by the graphic cursor<br />
and click );<br />
• Select the node to delete (point at by the graphic cursor and click );<br />
• Delete the selected node (the icon or the key);<br />
• Confirm changes (the icon or the key).<br />
As a result, the new path segment passes through the two neighboring nodes.<br />
Modifying a Node Position within Path Contour<br />
To modify position of a node within a path, do the following steps:<br />
• Select a path (point at by the graphic cursor and click );<br />
• Select the path segment the node belongs to (point at by the graphic cursor<br />
and click );<br />
• Select the node to move (point at by the graphic cursor and click );<br />
• Move the node to the desired position (the segments connecting the node to<br />
neighbors will rubberband as the node is moved);<br />
• Fix the node (point the cursor at an intersection of construction lines and<br />
click , or type in the case of using an existing node).<br />
• Confirm changes (the icon or the key).<br />
As a result of moving, the node will be connected with the neighbors by straight<br />
line segments, regardless of the former types of connecting entities).<br />
Creation of Additional Nodes on a Path Contour<br />
To create additional nodes on a path contour, do the following steps:<br />
• Select a path (point at by the graphic cursor and click );<br />
• Select the contour segment to split by new node(s) (point at by the graphic cursor and click );<br />
Paths<br />
• Turn on the point insertion mode (the icon or the key), and click on a contour segment. The<br />
segment becomes split in two, with the new node between them. The node and the segments<br />
rubberband with the cursor, the solid line segment connecting to the previous node and the dashed line<br />
to the next one. The order of the nodes after the insertion will be determined by the system<br />
automatically, depending on the path contour direction. Do not click on a segment near a vertex, as,<br />
instead of adding a node, this will start moving the existing node;<br />
253