Autotek autocad raster design 2010 ユーザーズマニュアル

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For example, you want to extend a gas line, shown as a dashed line. You define
the line as a REM primitive object and use grips to stretch the line to a new
position. Raster Design redraws this line as a continuous line. You use AutoCAD
Properties dialog box to reapply the original linetype to the line before merging
it into the image.
To change the linetype of a primitive object
Select the primitive object.
Apply the linetype to the object.
The raster line is redrawn using the new linetype.
Manipulating REM Objects
After you define a region object or primitive object, you can manipulate the
REM objects to modify the raster data.
You work with REM objects much as you work with other AutoCAD objects,
although REM objects have special characteristics.
See also:
 (page 166)
Editing REM Objects
After defining a region object or a primitive object, you can use a variety of
commands to modify the raster data.
You can use the Merge To Raster command on a modified REM object to make
it part of the raster image. For more information, see 
 (page 198).
NOTE REM objects are not automatically saved with the drawing. You must either
merge the REM objects back into the original raster image or create a new image
from the REM objects.
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