(go to: table of contents, index, list of vms_smg, prev: PREV, next: DRAW_LINE)
None
Arguments:
DRAW_CHAR - Draw a Character in a Virtual Display
Format:
vms_smg.draw_char (display_id, flags, \
[row], [column], \
[rendition_set], [rendition_complement])
Returns:
Examples:
(go to: table of contents,
index, list of vms_smg,
prev: PREV,
next: DRAW_LINE)
>>> import vms_smg
>>> import vms_smgdef
>>> # create a new DECwindows terminal using SMG
>>> status, pasteboard_id, number_of_pasteboard_rows, \
... number_of_pasteboard_columns, type_of_terminal, \
... device_name = vms_smg.create_pasteboard \
... (None, vms_smgdef.SMG_M_WORKSTATION)
>>>
>>> # create virtual display
>>> status, vtdpy1 = vms_smg.create_virtual_display \
... (5, 10, vms_smgdef.SMG_M_BORDER, None, None)
>>>
>>> # paste virtual display
>>> status = vms_smg.paste_virtual_display \
... (vtdpy1, pasteboard_id, 3, 5, None)
>>>
>>> # draw on virtual display
>>> # -- upper left corner
>>> vms_smg.draw_char (vtdpy1, vms_smgdef.SMG_M_DOWN, 1, 1)
>>> vms_smg.draw_char (vtdpy1, vms_smgdef.SMG_M_DOWN, 2, 2)
>>> vms_smg.draw_char (vtdpy1, vms_smgdef.SMG_M_RIGHT, 2, 2)
>>>
>>> # -- horizontal line
>>> vms_smg.draw_char (vtdpy1, vms_smgdef.SMG_M_RIGHT, 2, 3)
>>>
>>> # upper right corner
>>> vms_smg.draw_char (vtdpy1, vms_smgdef.SMG_M_DOWN, 2, 4)
>>> vms_smg.draw_char (vtdpy1, vms_smgdef.SMG_M_LEFT, 2, 4)
>>>
>>> # left vertical line
>>> vms_smg.draw_char (vtdpy1, vms_smgdef.SMG_M_UP, 3, 2)
>>>
>>> # right vertical line
>>> vms_smg.draw_char (vtdpy1, vms_smgdef.SMG_M_UP, 3, 4)
>>>
>>> # diamond
>>> vms_smg.draw_char (vtdpy1, 0, 3, 3)
>>>