Synopsis

typedef             GOColor;
                    GONamedColor;
#define             GO_COLOR_BLACK
#define             GO_COLOR_BLUE
#define             GO_COLOR_CHANGE_A                   (x,
                                                         a)
#define             GO_COLOR_CHANGE_B                   (x,
                                                         b)
#define             GO_COLOR_CHANGE_G                   (x,
                                                         g)
#define             GO_COLOR_CHANGE_R                   (x,
                                                         r)
#define             GO_COLOR_CYAN
#define             GO_COLOR_DOUBLE_A                   (x)
#define             GO_COLOR_DOUBLE_B                   (x)
#define             GO_COLOR_DOUBLE_G                   (x)
#define             GO_COLOR_DOUBLE_R                   (x)
#define             GO_COLOR_FROM_GDK_RGBA              (c)
#define             GO_COLOR_FROM_RGB                   (r,
                                                         g,
                                                         b)
#define             GO_COLOR_FROM_RGBA                  (r,
                                                         g,
                                                         b,
                                                         a)
#define             GO_COLOR_GREEN
#define             GO_COLOR_GREY                       (x)
#define             GO_COLOR_INTERPOLATE                (c1,
                                                         c2,
                                                         t)
#define             GO_COLOR_MONO_INTERPOLATE           (v1,
                                                         v2,
                                                         t)
#define             GO_COLOR_RED
#define             GO_COLOR_TO_CAIRO                   (x)
#define             GO_COLOR_TO_RGB                     (u,
                                                         r,
                                                         g,
                                                         b)
#define             GO_COLOR_TO_RGBA                    (u,
                                                         r,
                                                         g,
                                                         b,
                                                         a)
#define             GO_COLOR_UINT_A                     (x)
#define             GO_COLOR_UINT_B                     (x)
#define             GO_COLOR_UINT_G                     (x)
#define             GO_COLOR_UINT_R                     (x)
#define             GO_COLOR_VIOLET
#define             GO_COLOR_WHITE
#define             GO_COLOR_YELLOW
gchar *             go_color_as_str                     (GOColor color);
GOColor             go_color_from_gdk_rgba              (GdkRGBA const *rgbacolor,
                                                         GOColor *res);
gboolean            go_color_from_str                   (char const *str,
                                                         GOColor *res);
GdkRGBA *           go_color_to_gdk_rgba                (GOColor color,
                                                         GdkRGBA *res);
PangoAttribute *    go_color_to_pango                   (GOColor color,
                                                         gboolean is_fore);

Description

Details

GOColor

typedef guint32					GOColor;


GONamedColor

typedef struct {
	GOColor color;
	char const *name;
} GONamedColor;

GOColor color;

the color.

char const  *name;

untranslated name - eg. "white".

GO_COLOR_BLACK

#define GO_COLOR_BLACK   GO_COLOR_FROM_RGB(0x00, 0x00, 0x00)


GO_COLOR_BLUE

#define GO_COLOR_BLUE   GO_COLOR_FROM_RGB(0x00, 0x00, 0xff)


GO_COLOR_CHANGE_A()

#define GO_COLOR_CHANGE_A(x, a) (((x)&(~0xff))|((a)&0xff))


GO_COLOR_CHANGE_B()

#define GO_COLOR_CHANGE_B(x, b) (((x)&(~(0xff<<8)))|(((b)&0xff)<<8))


GO_COLOR_CHANGE_G()

#define GO_COLOR_CHANGE_G(x, g) (((x)&(~(0xff<<16)))|(((g)&0xff)<<16))


GO_COLOR_CHANGE_R()

#define GO_COLOR_CHANGE_R(x, r) (((x)&(~(0xff<<24)))|(((r)&0xff)<<24))


GO_COLOR_CYAN

#define GO_COLOR_CYAN    GO_COLOR_FROM_RGB(0x00, 0xff, 0xff)


GO_COLOR_DOUBLE_A()

#define GO_COLOR_DOUBLE_A(x) (GO_COLOR_UINT_A(x)/255.0)


GO_COLOR_DOUBLE_B()

#define GO_COLOR_DOUBLE_B(x) (GO_COLOR_UINT_B(x)/255.0)


GO_COLOR_DOUBLE_G()

#define GO_COLOR_DOUBLE_G(x) (GO_COLOR_UINT_G(x)/255.0)


GO_COLOR_DOUBLE_R()

#define GO_COLOR_DOUBLE_R(x) (GO_COLOR_UINT_R(x)/255.0)


GO_COLOR_FROM_GDK_RGBA()

#define GO_COLOR_FROM_GDK_RGBA(c) go_color_from_gdk_rgba (&(c), NULL)


GO_COLOR_FROM_RGB()

#define GO_COLOR_FROM_RGB(r,g,b) GO_COLOR_FROM_RGBA((r),(g),(b),0xff)


GO_COLOR_FROM_RGBA()

#define GO_COLOR_FROM_RGBA(r,g,b,a) ((((guint)((r)&0xff))<<24)|(((guint)((g)&0xff))<<16)|((guint)((b)&0xff)<<8)|(guint)((a)&0xff))


GO_COLOR_GREEN

#define GO_COLOR_GREEN   GO_COLOR_FROM_RGB(0x00, 0xff, 0x00)


GO_COLOR_GREY()

#define GO_COLOR_GREY(x) GO_COLOR_FROM_RGB(x,x,x)


GO_COLOR_INTERPOLATE()

#define             GO_COLOR_INTERPOLATE(c1, c2, t)


GO_COLOR_MONO_INTERPOLATE()

#define GO_COLOR_MONO_INTERPOLATE(v1, v2, t) ((gint)go_rint((v2)*(t)+(v1)*(1-(t))))


GO_COLOR_RED

#define GO_COLOR_RED     GO_COLOR_FROM_RGB(0xff, 0x00, 0x00)


GO_COLOR_TO_CAIRO()

#define GO_COLOR_TO_CAIRO(x) GO_COLOR_DOUBLE_R(x),GO_COLOR_DOUBLE_G(x),GO_COLOR_DOUBLE_B(x),GO_COLOR_DOUBLE_A(x)


GO_COLOR_TO_RGB()

#define             GO_COLOR_TO_RGB(u,r,g,b)


GO_COLOR_TO_RGBA()

#define             GO_COLOR_TO_RGBA(u,r,g,b,a)


GO_COLOR_UINT_A()

#define GO_COLOR_UINT_A(x) (((guint)(x))&0xff)


GO_COLOR_UINT_B()

#define GO_COLOR_UINT_B(x) ((((guint)(x))>>8)&0xff)


GO_COLOR_UINT_G()

#define GO_COLOR_UINT_G(x) ((((guint)(x))>>16)&0xff)


GO_COLOR_UINT_R()

#define GO_COLOR_UINT_R(x) (((guint)(x))>>24)


GO_COLOR_VIOLET

#define GO_COLOR_VIOLET  GO_COLOR_FROM_RGB(0xff, 0x00, 0xff)


GO_COLOR_WHITE

#define GO_COLOR_WHITE  GO_COLOR_FROM_RGB(0xff, 0xff, 0xff)


GO_COLOR_YELLOW

#define GO_COLOR_YELLOW  GO_COLOR_FROM_RGB(0xff, 0xff, 0x00)


go_color_as_str ()

gchar *             go_color_as_str                     (GOColor color);


go_color_from_gdk_rgba ()

GOColor             go_color_from_gdk_rgba              (GdkRGBA const *rgbacolor,
                                                         GOColor *res);


go_color_from_str ()

gboolean            go_color_from_str                   (char const *str,
                                                         GOColor *res);

Returns :

TRUE if str can be parsed as a color of the form R:G:B:A and the result is stored in res.

go_color_to_gdk_rgba ()

GdkRGBA *           go_color_to_gdk_rgba                (GOColor color,
                                                         GdkRGBA *res);


go_color_to_pango ()

PangoAttribute *    go_color_to_pango                   (GOColor color,
                                                         gboolean is_fore);

color :

GOColor

is_fore :

whether to create a foreground or background color attribute.

Returns :

the newly created PangoAttribute. [transfer full]