/* GDK - The GIMP Drawing Kit
* Copyright ( C ) 2010 , Red Hat , Inc
*
* This library is free software ; you can redistribute it and / or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation ; either
* version 2 of the License , or ( at your option ) any later version .
*
* This library is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the GNU
* Lesser General Public License for more details .
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library . If not , see < http : //www.gnu.org/licenses/>.
*/
#pragma once
#include "gdkrgba.h"
#include <gtk/css/gtkcss.h>
#include "gtk/css/gtkcssparserprivate.h"
#define _GDK_RGBA_DECODE(c) ((unsigned )(((c) >= 'A' && (c) <= 'F' ) ? ((c)-'A' +10 ) : \
((c) >= 'a' && (c) <= 'f' ) ? ((c)-'a' +10 ) : \
((c) >= '0' && (c) <= '9' ) ? ((c)-'0' ) : \
-1 ))
#define _GDK_RGBA_SELECT_COLOR(_str, index3, index6) (sizeof (_str) <= 4 ? _GDK_RGBA_DECODE ((_str)[index3]) : _GDK_RGBA_DECODE ((_str)[index6]))
#define GDK_RGBA(str) ((GdkRGBA) {\
((_GDK_RGBA_SELECT_COLOR(str, 0 , 0 ) << 4 ) | _GDK_RGBA_SELECT_COLOR(str, 0 , 1 )) / 255 ., \
((_GDK_RGBA_SELECT_COLOR(str, 1 , 2 ) << 4 ) | _GDK_RGBA_SELECT_COLOR(str, 1 , 3 )) / 255 ., \
((_GDK_RGBA_SELECT_COLOR(str, 2 , 4 ) << 4 ) | _GDK_RGBA_SELECT_COLOR(str, 2 , 5 )) / 255 ., \
((sizeof (str) % 4 == 1 ) ? ((_GDK_RGBA_SELECT_COLOR(str, 3 , 6 ) << 4 ) | _GDK_RGBA_SELECT_COLOR(str, 3 , 7 )) : 0 xFF) / 255 . })
#define GDK_RGBA_INIT_ALPHA(rgba,opacity) ((GdkRGBA) { (rgba)->red, (rgba)->green, (rgba)->blue, (rgba)->alpha * (opacity) })
static inline gfloat
_gdk_rgba_component_from_int (guint32 color, guint offset)
{
return ((color >> offset) & 0 xFF) / 255 .f;
}
#define GDK_RGBA_INIT_FROM_INT(color) ((GdkRGBA) { _gdk_rgba_component_from_int((color), 16 ), \
_gdk_rgba_component_from_int((color), 8 ), \
_gdk_rgba_component_from_int((color), 0 ), \
_gdk_rgba_component_from_int((color), 24 ) })
#define GDK_RGBA_TRANSPARENT ((GdkRGBA) { 0 , 0 , 0 , 0 })
#define GDK_RGBA_BLACK ((GdkRGBA) { 0 , 0 , 0 , 1 })
#define GDK_RGBA_WHITE ((GdkRGBA) { 1 , 1 , 1 , 1 })
gboolean gdk_rgba_parser_parse (GtkCssParser *parser,
GdkRGBA *rgba);
#define gdk_rgba_is_clear(rgba) _gdk_rgba_is_clear (rgba)
#define gdk_rgba_is_opaque(rgba) _gdk_rgba_is_opaque (rgba)
#define gdk_rgba_equal(p1, p2) _gdk_rgba_equal (p1, p2)
static inline gboolean
_gdk_rgba_is_clear (const GdkRGBA *rgba)
{
return rgba->alpha < ((float ) 0 x00ff / (float ) 0 xffff);
}
static inline gboolean
_gdk_rgba_is_opaque (const GdkRGBA *rgba)
{
return rgba->alpha > ((float )0 xff00 / (float )0 xffff);
}
static inline gboolean
_gdk_rgba_equal (gconstpointer p1,
gconstpointer p2)
{
const GdkRGBA *rgba1 = p1;
const GdkRGBA *rgba2 = p2;
return rgba1->red == rgba2->red &&
rgba1->green == rgba2->green &&
rgba1->blue == rgba2->blue &&
rgba1->alpha == rgba2->alpha;
}
Messung V0.5 in Prozent C=98 H=96 G=96
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-07-03)
¤
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