Vector > Create > Circle

Use this menu option to create a circular-shaped vector.
The Create Circles  button on the Design and Design Tools toolbars is a shortcut for this menu option. The availability of toolbars is license dependent.

To create a circle of a specific size:

1. In the Project Tree, select the vector layer on which you want to create the shape.
2. Select Vector > Create > Circle or click  to display the Tool Settings: Circle Creation panel.
3. In the Circle Centre area, enter the coordinates for the centre point in the X and Y boxes.

   A red dot marks the centre point.

4. In the Circle Size area, enter the size of the circle. A dashed preview of the circle is displayed.
   • Select the Radius to enter the circle's radius in the adjacent box.
   • Select the Diameter to enter the circle's diameter in the adjacent box.
5. Choose whether you want to create the circle with arc spans or Bézier spans. This affects how the circle vector can be edited in node-editing mode.
   • Select Create with arcs if you want the circle to be created with four arc spans.
     
     

   • Deselect Create with arcs if you want the circle to be created with four Bézier spans.
     
     

6. Click Create.
7. Click Cancel to exit rectangle-creation mode.

To create an approximate-sized circle:

1. In the Project Tree, select the vector layer on which you want to create the shape.
2. Select Vector > Create > Circle or click  .
3. Move the   cursor to the centre of the position at which you want to create the circle.
4. Click and drag the cursor to create the circle. The boundary of the circle is a dashed line to indicate it is a preview.
5. Release the mouse button to create a preview image of the circle.

   The centre of the circle is identified by a blue dot and the resizing handle is identified by a red dot.

6. To move the centre point of the circle:
   1. Move the cursor over the blue handle. The cursor changes to  .
   2. Click and drag the handle to reposition the centre point.
   3. Release the mouse button.
7. To resize the shape:
   1. Move the cursor over the red handle. The cursor changes to .
   2. Click and drag the handle to move the boundary. The centre point remains in the same position.
   3. Release the mouse button.
8. Right-click the 2D or 3D views to exit circle-creation mode.