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/*
* Copyright (c) 2015 Christian Hergert <chergert@gnome.org>
*
* This program 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 program 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 program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* Author: Christian Hergert <chergert@gnome.org>
*
*/
#ifndef __GTK_TEXT_ATTRIBUTE_PRIVATE_H__
#define __GTK_TEXT_ATTRIBUTE_PRIVATE_H__
/*
* The following macros are used to store and extract information about the
* Pango underline and strikethrough colors in the unused pixel member of
* the GdkColor members of GtkTextAppearance.
*
* In 4.0, we should revisit this.
*/
#define GTK_TEXT_APPEARANCE_GET_UNDERLINE_RGBA_SET(appr) \
(((guint8*)&(appr)->bg_color)[3] != 0)
#define GTK_TEXT_APPEARANCE_SET_UNDERLINE_RGBA_SET(appr,val) \
G_STMT_START { \
((guint8*)&(appr)->bg_color)[3] = !!val; \
} G_STMT_END
#define GTK_TEXT_APPEARANCE_GET_UNDERLINE_RGBA(appr,rgba) \
G_STMT_START { \
(rgba)->red = ((guint8*)&(appr)->bg_color)[0] / 255.; \
(rgba)->green = ((guint8*)&(appr)->bg_color)[1] / 255.; \
(rgba)->blue = ((guint8*)&(appr)->bg_color)[2] / 255.; \
(rgba)->alpha = 1.0; \
} G_STMT_END
#define GTK_TEXT_APPEARANCE_SET_UNDERLINE_RGBA(appr,rgba) \
G_STMT_START { \
((guint8*)&(appr)->bg_color)[0] = (rgba)->red * 255; \
((guint8*)&(appr)->bg_color)[1] = (rgba)->green * 255; \
((guint8*)&(appr)->bg_color)[2] = (rgba)->blue * 255; \
} G_STMT_END
#define GTK_TEXT_APPEARANCE_GET_STRIKETHROUGH_RGBA_SET(appr) \
(((guint8*)&(appr)->fg_color)[3] != 0)
#define GTK_TEXT_APPEARANCE_SET_STRIKETHROUGH_RGBA_SET(appr,val) \
G_STMT_START { \
((guint8*)&(appr)->fg_color)[3] = !!val; \
} G_STMT_END
#define GTK_TEXT_APPEARANCE_GET_STRIKETHROUGH_RGBA(appr,rgba) \
G_STMT_START { \
(rgba)->red = ((guint8*)&(appr)->fg_color)[0] / 255.; \
(rgba)->green = ((guint8*)&(appr)->fg_color)[1] / 255.; \
(rgba)->blue = ((guint8*)&(appr)->fg_color)[2] / 255.; \
(rgba)->alpha = 1.0; \
} G_STMT_END
#define GTK_TEXT_APPEARANCE_SET_STRIKETHROUGH_RGBA(appr,rgba) \
G_STMT_START { \
((guint8*)&(appr)->fg_color)[0] = (rgba)->red * 255; \
((guint8*)&(appr)->fg_color)[1] = (rgba)->green * 255; \
((guint8*)&(appr)->fg_color)[2] = (rgba)->blue * 255; \
} G_STMT_END
#endif /* __GTK_TEXT_ATTRIBUTE_PRIVATE_H__ */
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