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This dialog offers you, in a same window, in real time, the position of
the mouse pointer, and the channel values of the pointed pixel, in the
chosen color model.
5.6.1.
Activating the dialog
The “Pointer” dialog is a dockable dialog; see the section
Section 2.3, “Dialogs and Docking”
for help on manipulating it.
You can access it:
5.6.2.
“Pointer” dialog options
As in every dialog that contains preview icons, you can control the
preview images in the tab menu. To get more informations about that
topic read Section 2.3, “Dialogs and Docking”.
Pointer Information
-
Pixels
-
Shows the position of the pointed pixel, in X (horizontal) and Y
(vertical) coordinates, stated in pixels from the origin (the
upper left corner of the canvas).
-
Units
-
Shows the distance from the origin, in inches.
-
Channel values
-
The channel values for the selected
color model are shown
below. Both pulldown menus contain the same choices, which
makes it easier for you to compare the color values of a
particular pixel using different color models.
“Hex” is the
HTML Notation of
the pixel color, in hexadecimal. The choices on the pulldown
menus are (Pixel is the default):
-
Pixel
-
The RGB channel values.
This choice displays the Red,
Green, Blue and
Alpha values of the pixel, as numbers
between 0 and 255.
-
RGB
-
The RGB channel values.
This choice displays the Red,
Green, Blue and
Alpha values of the pixel, as
percentages. It also shows the hexadecimal value of the
pixel's color.
-
HSV
-
The HSV components.
This choice displays the Hue, in
degrees, as well as the Saturation,
Value and Alpha of
the pixel, as percentages.
-
CMYK
-
The CMYK channel
values. This choice displays the Cyan,
Magenta, Yellow,
Black and Alpha
values of the pixel, as percentages.
-
Sample Merged
-
If this option is checked (default), sampling is performed on all
layers. If it is unchecked, sampling is performed on the active
layer only.
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