In theory it goes like this:
pull down the "Insert" menu and pick Picture, or pick Sketch Picture from the "Sketch" toolbar.
In the Open dialog box, browse to an image file, then click Open.
Note : inserted image is inserted at (0,0) position. You can just drag and resize the images in the graphics area to any desired location.
In the Sketch Picture PropertyManager, pick the position, size, rotation, and transparency settings of your choice, and then, click the green OK check mark. Double Click image to activate.
and there seems to be, creating a texture from your image, applying that to your part, then view set to shaded lets image display