Exercise 2: Clip the image
 
 
 

In this exercise, you change the width of the polyline that represents the city limits. The city limits display more prominently in the drawing. Then you clip the image to display a rectangular portion that frames the city .

NoteThis exercise uses the CITY.dwg map you used in Exercise 1: Adjust image brightness, contrast, and fade.

To change the width of a polyline

  1. If the CITY.dwg map is not still open, reopen it.
  2. Move your cursor over the city limits.

    The green polyline represents the city limits.

  3. Click the polyline to select it.

    If the Quick Properties panel is not displayed, right-click anywhere in the drawing and select Quick Properties.

  4. Move your cursor over the Quick Properties window to expand it.

    The Global Width property becomes visible.

  5. Select the value for Global Width, enter 100, and press Enter.

    You can edit values in the Quick Properties window.

  6. Press Esc to close the Quick Properties window.

    The polyline displays at the new width.

  7. Click Save.

To clip the image

  1. Zoom out so you can see the green polyline and the right edge of the raster image.
  2. Hold down the Shift key and click the edge of the image to select it.

    Shift-click the edge of the image to select it.

  3. Right-click the image and click Image Clip.
  4. Do the following to clip the image:
    • Press Enter or type n to create a clip boundary.
    • Type r to create a rectangular boundary.
    • Click to specify the starting point of the boundary in the upper-left corner outside the city limits.
    • Click to specify the opposite corner of the boundary outside the lower-right area of the city limits.

      The raster image is clipped to the boundary you specified. The image displays only the portion within the specified boundary.

  5. Click Save.

To continue this tutorial, go to Exercise 3: Add a raster image to a Display Manager layer.