Method
PangoColorparse_with_alpha
Declaration [src]
gboolean
pango_color_parse_with_alpha (
PangoColor* color,
guint16* alpha,
const char* spec
)
Description [src]
Fill in the fields of a color from a string specification.
The string can either one of a large set of standard names.
(Taken from the CSS Color specification,
or it can be a hexadecimal value in the form #rgb,
#rrggbb, #rrrgggbbb or #rrrrggggbbbb where r, g
and b are hex digits of the red, green, and blue components
of the color, respectively. (White in the four forms is
#fff, #ffffff, #fffffffff and #ffffffffffff.)
Additionally, parse strings of the form #rgba, #rrggbbaa,
#rrrrggggbbbbaaaa, if alpha is not NULL, and set alpha
to the value specified by the hex digits for a. If no alpha
component is found in spec, alpha is set to 0xffff (for a
solid color).
| Available since: | 1.46 |
Parameters
alpha |
guint16* |
Return location for alpha. |
|
| The argument will be set by the function. | |
The argument can be NULL. | |
| The instance takes ownership of the data, and is responsible for freeing it. | |
spec |
const char* |
A string specifying the new color. |
|
| The data is owned by the caller of the function. | |
| The string is a NUL terminated UTF-8 string. |