Autodesk 00126-050008-1640A User Guide - Page 150

WiseImage - User's Guide Pixel Editing Using the pixel editing tools, you can draw the following types of objects on raster images: line segments, polylines made of linear segments, arbitrary curves and filled circles of a specified diameter. The pixel editing tools can handle images of all types: monochrome, grayscale and color. If you work with monochrome images, then you can draw in two colors - the image color (foreground) and the background color. In the second case drawing is equal to object erasing. If you work with color or grayscale images, then you can select a color (grey level) to use for drawing as well as a line width. Selecting an image for pixel editing is performed using the following rules. If there is only one available (visible, placed on an unlocked layer) image, then the drawing will be made on it. Otherwise you should select an image to perform data selection. You can select an image (as an AutoCAD object) before or using the selection dialog box after invoking the command. * For more detailed information on selection procedure see "Selecting a Single Image " on page 19. Circles, line segment, polyline and curve - the types of raster objects, created with pixel editing tools Þ You can make an option choice for this command with the cursor menu. To draw on a raster image 1. Set drawing color in the Fill entry of Colors section of Tools > Options > WiseImage dialog box. 2. Select an image on the screen and start the operation using one of the following methods: 154