Struct
GdkRGBA
Description [src]
struct GdkRGBA {
gdouble red;
gdouble green;
gdouble blue;
gdouble alpha;
}
A GdkRGBA is used to represent a (possibly translucent)
color, in a way that is compatible with cairo’s notion of color.
Structure members
red |
The intensity of the red channel from 0.0 to 1.0 inclusive. |
green |
The intensity of the green channel from 0.0 to 1.0 inclusive. |
blue |
The intensity of the blue channel from 0.0 to 1.0 inclusive. |
alpha |
The opacity of the color from 0.0 for completely translucent to 1.0 for opaque. |
Instance methods
gdk_rgba_hash
A hash function suitable for using for a hash
table that stores GdkRGBAs.
Available since: 3.0
gdk_rgba_parse
Parses a textual representation of a color, filling in
the red, green, blue and alpha fields of the rgba GdkRGBA.
Available since: 3.0
gdk_rgba_to_string
Returns a textual specification of rgba in the form
rgb(r,g,b) or
rgba(r g,b,a),
where “r”, “g”, “b” and “a” represent the red, green,
blue and alpha values respectively. “r”, “g”, and “b” are
represented as integers in the range 0 to 255, and “a”
is represented as a floating point value in the range 0 to 1.
Available since: 3.0