eV+ Language Quick Reference eV+Language Reference Guide, v2.x, 18319-000 Rev A Page 29 Keyword Type Description FRACT RF Return the fractional part of the argument. FRAME TF Return a transformation value defined by four positions. FREE RF Return the amount of unused free memory storage space. FSEEK PI Position a file open for random access and initiate a read operation on the specified record. FSET PI Set or modify attributes of a graphics window, serial line, or network device. GARC PI Draw an arc or a circle in a graphics window. GCHAIN PI Draw a chain of points in a graphics window to form a complex figure. GCLEAR PI Clear an entire graphics window to the background color.
GCLIP PI Set the clipping rectangle for all graphics instructions (except GFLOOD), to suppress all subsequent graphics that fall outside the rectangle. GCOLOR PI Set the foreground and background colors for subsequent graphics output. GCOPY PI Copy one region of a window to another region in the same window. GETC RF Return the next character (byte) from a device or input record on the specified logical unit. GET.EVENT RF Return events that are set for the specified task. GETEVENT PI Return information describing input from a graphics window or input from the terminal. GFLOOD PI Flood a region in a graphics window with color.
GGETLINE PI Return pixel information from a single pixel row in a graphics window. GICON PI Draw a predefined graphic symbol (icon) in a graphics window. GLINE PI Draw a single line segment in a graphics window. GLINES PI Draw multiple line segments in a graphics window. GLOBAL PI Declare a variable to be global and specify the type of the variable. GLOGICAL PI Set the logical operation to be performed between new graphics output and graphics data already displayed, and select which bit planes are affected by graphics instructions. GOTO PI Perform an unconditional branch to the program step identified by