resizable. The content/view pair will keep the aspect
 * ratio to automatically figure the view's height based on its width and then
 * scale the image to keep the entire bounds of the content within the view
 * window. */</PRE>
<PRE>@object GenViewClass MyView = {
    GVI_content = @MyVisContent;
    GVDI_horizAttrs = @default				| GVDA_NO_LARGER_THAN_CONTENT
				| GVDA_NO_SMALLER_THAN_CONTENT;
    GVDI_vertAttrs = @default				| GVDA_KEEP_ASPECT_RATIO;
};</PRE>
<PRE>@object VisContentClass MyVisContent = {