Autotek autocad raster design 2010 用户手册

2 Click the Quality Setting property, then select a new setting from the list:

■

High dithers the pixels. Color and shade differences between pixels
are blended for a more realistic appearance.

■

Draft does not dither the pixels. This setting is recommended for
bitonal images, or whenever you want to see the pixel size.

NOTE The display quality setting affects only how the image is displayed
on screen. It does not alter in any way the contents of the image file.

3 Close the Properties dialog box.

You can choose to display the 

 (page 391) above the images, behind

the images, or you can turn off the frames.

When frames are behind the images, you can still select an image by selecting
the frame. However, when you turn frames off, you cannot select an image
frame.

1 Click the frame of the image(s) you want to change, then

right-click ➤ Properties.

NOTE If you are zoomed in and cannot see the image frames, press Shift +
left-click to select the image(s).

2 Click the Frame Setting property, then select a setting from the list:

■

Frame above displays the frame above the image.

■

Frame below hides the frame behind the image, but you can still select
the image by selecting the frame.

■

Frames off turns off the frames. If frames are turned off, you must use
the Shift + left-click select method to select an image.

NOTE If you use the Toggle Frames option to turn the frames off and
then turn them on again, the frames reappear above the image. For more
information, see 

 (page 242).

Image Frame Display | 59