Screen Attributes
Screen attributes include:
black_pixel(
V)
- Pixel value for black on this screen. An
integer.
white_pixel(
V)
- Pixel value for white on this screen. An
integer.
cells(
N)
- Number of entries in default color map.
colormap(
C)
- The default color map for this screen.
depth(
D)
- Number of planes for default root window.
default_visual(
V)
- Default way pixel values are shown on this
screen. See the documentation of visuals
in pxl-col-vis.
visual(
V)
- A possible way pixel values can be shown on
this screen. Multiple results are possible,
one of which will be the
default_visual
.
does_backing_store(
V)
- Is this screen capable of saving the obscured
part of windows so applications don't have to
repaint them when they become exposed? Possible values are
when_mapped
, not_useful
, or always
.
does_save_unders(
B)
- Is this screen capable of saving whatever is
hidden by a window so when the window is
unmapped, the exposed area need not be
repainted? Possible values are
true
or false
.
display(
D)
- The display of this screen.
planes(
N)
- Number of bits/pixel in root window.
width(
W)
- Width of screen, in pixels.
width_mm(W)
V
- Width of screen, in millimeters.
height(
H)
- Height of screen, in pixels.
height_mm(
H)
- Height of screen, in millimeters.
size(
W, H)
- Width and height of screen, in pixels.
size_mm(
W, H)
- Width and height of screen in millimeters.
root(
V)
- Root window of this screen.
screen_number(
N)
- The number of this screen on its display.