New in V7.0:

Facilitates users to draw a continuous and accurate spline easily and quickly. Create Spline also allows users to curve a straight line or make a parallel without converting other tools.

To draw a continuous spline without point limitation:

How to do:

- Select tool;
- Draw a spline by continuous left-clicking on the desired area and right-click to finish drawing.

It will be a straight line if just click two points.

Allow users to snap the curve points by entering precise value.

How to do:

- Select a reference point (like Point a);
- Select tool;
- Hold down Alt key (Windows) or Option key (Macintosh) and click on the blank space;
- Enter 2.5 to Distance X and 3 to Distance Y, click OK;
- Point c appears, then connect Point c and Point b by spline.

- Select Line A;
- Select tool;
- Hold down the Alt key (Windows) or Option key (Macintosh) and left-click Point 1;
- Enter 3 cm to Along Segment in the dialog box. >

How to do

- Select Line A;
- Select tool;
- Hold down Alt key (Windows) or Option key (Macintosh) and left-click Point a;
- Enter 3 to Radius;
- Click OK button.

Help users to snap the central point of the selected reference segment.

How to do:

- Activate desired piece;
- Select tool;
- Move the cursor to Line A, the blue point, also the central point of Line A turns up. >

Right-click to drag the selected straight line into a curve.

How to do:

- Activate desired piece, select Line A (your desired segment);
- Select tool;
- Move your cursor to Line A, right-click to drag it till desired shape. >

Drag the selected spline with left-clicking to draw parallel line.

- Activate desired piece, select Line A (your desired segment);
- Select tool;
- Move your cursor to Line A, left-click to drag it to desired position. >

For example, Create Spline can help users finish draw the red spline shown below.

How to do:

- Activate the piece and select Segment A;
- Select tool;
- Hold down the Alt key (Windows) or Option key (Macintosh) and left-click point#1;
- Input the values of Along Segment in the dialog box, a point will appear in Segment A and left-click it;
- Move the mouse to line B, it will snap the middle point of Segment B automatically;
- Left-click the middle point of Segment B;
- Hold down the Alt key (Windows) or Option key (Macintosh) and left-click the point#2, input values in Distance X and Distance Y, the point will appear, then left-click it;
- Move the mouse to line C, the middle point of Segment B will appear automatically, then left-click it;
- Right-click to end drawing.

Press Z key on the keyboard to undo the former point;

Left-click to add point with holding down the Shift key. Left-click to select the point wanted to be deleted with holding down the Ctrl key (Windows) or Command key (Macintosh) then press the Backspace key on the keyboard;

If users want to modify the shape of the existing spline, select Create Spline tool, then right-click the spline. The points appear so drag them to modify.