Synopsis
GONamedColor;
#define GDK_TO_UINT (c)
#define RGB_TO_UINT (r,g,b)
#define RGB_TO_RGBA (x,a)
#define RGB_WHITE
#define RGB_BLACK
#define RGB_RED
#define RGB_GREEN
#define RGB_BLUE
#define RGB_YELLOW
#define RGB_VIOLET
#define RGB_CYAN
#define RGB_GREY (x)
#define RGBA_TO_UINT (r,g,b,a)
#define RGBA_WHITE
#define RGBA_BLACK
#define RGBA_RED
#define RGBA_GREEN
#define RGBA_BLUE
#define RGBA_YELLOW
#define RGBA_VIOLET
#define RGBA_CYAN
#define RGBA_GREY (x)
#define UINT_RGBA_R (x)
#define UINT_RGBA_G (x)
#define UINT_RGBA_B (x)
#define UINT_RGBA_A (x)
#define UINT_RGBA_CHANGE_R (x, r)
#define UINT_RGBA_CHANGE_G (x, g)
#define UINT_RGBA_CHANGE_B (x, b)
#define UINT_RGBA_CHANGE_A (x, a)
#define UINT_TO_RGB (u,r,g,b)
#define UINT_TO_RGBA (u,r,g,b,a)
#define MONO_INTERPOLATE (v1, v2, t)
#define UINT_INTERPOLATE (c1, c2, t)
#define PIXEL_RGB (p, r, g, b)
#define PIXEL_RGBA (p, r, g, b, a)
#define PIXEL_RGB_UINT (p, i)
#define PIXEL_RGBA_UINT (p, i)
#define PIXEL_BLACK (p)
#define PIXEL_WHITE (p)
#define PIXEL_GREY (p,g)
#define PIXEL_GREYA (p,g,a)
#define DOUBLE_RGBA_R (x)
#define DOUBLE_RGBA_G (x)
#define DOUBLE_RGBA_B (x)
#define DOUBLE_RGBA_A (x)
#define GO_COLOR_TO_CAIRO (x)
gboolean go_color_from_str (char const *str,
GOColor *res);
gchar* go_color_as_str (GOColor color);
PangoAttribute* go_color_to_pango (GOColor color,
gboolean is_fore);
GdkColor* go_color_to_gdk (GOColor color,
GdkColor *res);
Details
GONamedColor
typedef struct {
GOColor color;
char const *name; /* english name - eg. "white" */
} GONamedColor;
GDK_TO_UINT()
#define GDK_TO_UINT(c) RGBA_TO_UINT(((c).red>>8), ((c).green>>8), ((c).blue>>8), 0xff)
RGB_TO_UINT()
#define RGB_TO_UINT(r,g,b) ((((guint)(r))<<16)|(((guint)(g))<<8)|((guint)(b)))
RGB_TO_RGBA()
#define RGB_TO_RGBA(x,a) (((x) << 8) | ((((guint)a) & 0xff)))
RGB_WHITE
#define RGB_WHITE RGB_TO_UINT(0xff, 0xff, 0xff)
RGB_BLACK
#define RGB_BLACK RGB_TO_UINT(0x00, 0x00, 0x00)
RGB_RED
#define RGB_RED RGB_TO_UINT(0xff, 0x00, 0x00)
RGB_GREEN
#define RGB_GREEN RGB_TO_UINT(0x00, 0xff, 0x00)
RGB_BLUE
#define RGB_BLUE RGB_TO_UINT(0x00, 0x00, 0xff)
RGB_YELLOW
#define RGB_YELLOW RGB_TO_UINT(0xff, 0xff, 0x00)
RGB_VIOLET
#define RGB_VIOLET RGB_TO_UINT(0xff, 0x00, 0xff)
RGB_CYAN
#define RGB_CYAN RGB_TO_UINT(0x00, 0xff, 0xff)
RGB_GREY()
#define RGB_GREY(x) RGB_TO_UINT(x,x,x)
RGBA_TO_UINT()
#define RGBA_TO_UINT(r,g,b,a) ((((guint)(r))<<24)|(((guint)(g))<<16)|(((guint)(b))<<8)|(guint)(a))
RGBA_WHITE
#define RGBA_WHITE RGB_TO_RGBA(RGB_WHITE, 0xff)
RGBA_BLACK
#define RGBA_BLACK RGB_TO_RGBA(RGB_BLACK, 0xff)
RGBA_RED
#define RGBA_RED RGB_TO_RGBA(RGB_RED, 0xff)
RGBA_GREEN
#define RGBA_GREEN RGB_TO_RGBA(RGB_GREEN, 0xff)
RGBA_BLUE
#define RGBA_BLUE RGB_TO_RGBA(RGB_BLUE, 0xff)
RGBA_YELLOW
#define RGBA_YELLOW RGB_TO_RGBA(RGB_YELLOW, 0xff)
RGBA_VIOLET
#define RGBA_VIOLET RGB_TO_RGBA(RGB_VIOLET, 0xff)
RGBA_CYAN
#define RGBA_CYAN RGB_TO_RGBA(RGB_CYAN, 0xff)
RGBA_GREY()
#define RGBA_GREY(x) RGB_TO_RGBA(RGB_GREY(x), 0xff)
UINT_RGBA_R()
#define UINT_RGBA_R(x) (((guint)(x))>>24)
UINT_RGBA_G()
#define UINT_RGBA_G(x) ((((guint)(x))>>16)&0xff)
UINT_RGBA_B()
#define UINT_RGBA_B(x) ((((guint)(x))>>8)&0xff)
UINT_RGBA_A()
#define UINT_RGBA_A(x) (((guint)(x))&0xff)
UINT_RGBA_CHANGE_R()
#define UINT_RGBA_CHANGE_R(x, r) (((x)&(~(0xff<<24)))|(((r)&0xff)<<24))
UINT_RGBA_CHANGE_G()
#define UINT_RGBA_CHANGE_G(x, g) (((x)&(~(0xff<<16)))|(((g)&0xff)<<16))
UINT_RGBA_CHANGE_B()
#define UINT_RGBA_CHANGE_B(x, b) (((x)&(~(0xff<<8)))|(((b)&0xff)<<8))
UINT_RGBA_CHANGE_A()
#define UINT_RGBA_CHANGE_A(x, a) (((x)&(~0xff))|((a)&0xff))
UINT_TO_RGB()
#define UINT_TO_RGB(u,r,g,b)
UINT_TO_RGBA()
#define UINT_TO_RGBA(u,r,g,b,a)
MONO_INTERPOLATE()
#define MONO_INTERPOLATE(v1, v2, t) ((gint)go_rint((v2)*(t)+(v1)*(1-(t))))
UINT_INTERPOLATE()
#define UINT_INTERPOLATE(c1, c2, t)
PIXEL_RGB()
#define PIXEL_RGB(p, r, g, b)
PIXEL_RGBA()
#define PIXEL_RGBA(p, r, g, b, a)
PIXEL_RGB_UINT()
#define PIXEL_RGB_UINT(p, i)
PIXEL_RGBA_UINT()
#define PIXEL_RGBA_UINT(p, i)
PIXEL_BLACK()
#define PIXEL_BLACK(p) PIXEL_RGB(p,0,0,0)
PIXEL_WHITE()
#define PIXEL_WHITE(p) PIXEL_RGB(p,0xff,0xff,0xff)
PIXEL_GREY()
#define PIXEL_GREY(p,g) PIXEL_RGB(p,g,g,g)
PIXEL_GREYA()
#define PIXEL_GREYA(p,g,a) PIXEL_RGBA(p,g,g,g,a)
DOUBLE_RGBA_R()
#define DOUBLE_RGBA_R(x) (double)UINT_RGBA_R(x)/255.0
DOUBLE_RGBA_G()
#define DOUBLE_RGBA_G(x) (double)UINT_RGBA_G(x)/255.0
DOUBLE_RGBA_B()
#define DOUBLE_RGBA_B(x) (double)UINT_RGBA_B(x)/255.0
DOUBLE_RGBA_A()
#define DOUBLE_RGBA_A(x) (double)UINT_RGBA_A(x)/255.0
GO_COLOR_TO_CAIRO()
#define GO_COLOR_TO_CAIRO(x) DOUBLE_RGBA_R(x),DOUBLE_RGBA_G(x),DOUBLE_RGBA_B(x),DOUBLE_RGBA_A(x)
go_color_from_str ()
gboolean go_color_from_str (char const *str,
GOColor *res);
str :
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res :
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Returns : |
TRUE if str can be parsed as a color of the form R:G:B:A and the
result is stored in res .
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go_color_as_str ()
gchar* go_color_as_str (GOColor color);
go_color_to_pango ()
PangoAttribute* go_color_to_pango (GOColor color,
gboolean is_fore);
color :
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is_fore :
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Returns : |
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go_color_to_gdk ()
GdkColor* go_color_to_gdk (GOColor color,
GdkColor *res);