Creating Hollow Hatch


A hollow hatch is a pattern filling outside a closed shape area with a parallel or diagonal lines.
Shapes selectable as hollow hatch areas are lines, polylines, circles, arcs, ellipses, elliptical arcs and B-Splines.
The following 2 methods can be used to create a hollow hatch.

To display a command parameter to be executed, click / of command parameters, or press Tab key or / key on the keyboard.

  1. Point [Hatch] on [Shape] menu, and click [Hollow Hatch].
    Then you will be able to create a hollow hatch.
  2. Supplemental
    You can enter into the hollow hatch creating status by clicking on [Shape] toolbar.
  3. When setting [Hatch Style] to [User Definition], input a scale along X and Y axes in [Scale] box on Command Window.
  4. Supplemental
    When setting [Hatch Style] to [Fill] or [Gradient] or [Pattern], you cannot specify a scale.
  5. When setting [Hatch Style] to [Gradient] or [User Definition], input the rotation angle in [Angle] box on Command Window.
  6. Supplemental
    When setting [Hatch Style] to [Fill] or [Pattern]. you cannot specify an angle.

Specifying inner point for external area and hollow area

  1. Switch the parameter on Command Window to [Inner Point] box, click a point inside an external area where a hatch is to be created.
    A minimum closed area surrounding the clicked point will be searched as an external area.
  2. Switch the parameter on Command Window to [Inner Point Array in Hollow Area] box, click a point inside a hollow area.
    A minimum closed area surrounding the clicked point will be searched as a hollow area.
  3. Supplemental
    To specify multiple hollow areas, specify them in order.
  4. Press Enter key on the keyboard, or click on the toolbar on Command Window.
    A hatch will be created within a specified external area.
  5. Supplemental
    When no hatch area is found, an error message of " Hatching area not found" will be displayed.
    In the [Drawing Settings] dialog box, increasing the [Area search tolerance] makes it easier to find the hatched area.
    You can specify the inner point or hollow point array in inner area by inputting X and Y coordinates in [Inner Point] and [Hollow Point Array in Inner Area] boxes on Command Window.

When specifying the external area

  1. Switch the parameter on Command Window to [External Area] box, and click shapes to be used as the external area for a hatch in order.
    Selected shapes will be specified as an external area.
    The number of shapes selected will be displayed in [External Area] box.
  2. Press Enter key on the keyboard, or click on the toolbar on Command Window.
    An external area will be specified.
  3. Switch the parameter on Command Window to [Hollow Area List] box, and click a shape to be used as a hollow area for a hatch.
  4. Press Enter key on the keyboard, or click on the toolbar on Command Window.
    The selected shape will be specified as a hollow area, and the number of shapes selected will be displayed in [Hollow Area List] box.
  5. Supplemental
    To specify multiple shapes as hollow areas, repeat Steps 5 to 6.
  6. Press Enter key on the keyboard, or click on the toolbar on Command Window.
    All selected shapes will be specified as hollow areas, and a hatch will be created within the external area.
  7. Supplemental
    When no hatch area is found, an error message of " Hatching area not found" will be displayed.
    To specify the outline area, click adjacent shapes in order. If you click a distant shape, you cannot specify the outline area.
    In the [Drawing Settings] dialog box, increasing the [Area search tolerance] makes it easier to find the hatched area.

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