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Diffstat (limited to 'drv_generic_graphic.h')
| -rw-r--r-- | drv_generic_graphic.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/drv_generic_graphic.h b/drv_generic_graphic.h new file mode 100644 index 0000000..dd16235 --- /dev/null +++ b/drv_generic_graphic.h @@ -0,0 +1,58 @@ +/* $Id: drv_generic_graphic.h 959 2009-01-13 12:55:23Z michael $ + * $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/drv_generic_graphic.h $ + * + * generic driver helper for graphic displays + * + * Copyright (C) 1999, 2000 Michael Reinelt <michael@reinelt.co.at> + * Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net> + * + * This file is part of LCD4Linux. + * + * LCD4Linux is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * LCD4Linux 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + + +#ifndef _DRV_GENERIC_GRAPHIC_H_ +#define _DRV_GENERIC_GRAPHIC_H_ + +#include "drv_generic.h" +#include "widget.h" +#include "rgb.h" + +extern RGBA FG_COL; /* foreground color */ +extern RGBA BG_COL; /* background color */ +extern RGBA BL_COL; /* backlight color */ +extern RGBA NO_COL; /* no color (completely transparent) */ + +/* these functions must be implemented by the real driver */ +extern void (*drv_generic_graphic_real_blit) (const int row, const int col, const int height, const int width); + +/* helper function to get pixel color or gray value */ +extern RGBA drv_generic_graphic_rgb(const int row, const int col); +extern unsigned char drv_generic_graphic_gray(const int row, const int col); +extern unsigned char drv_generic_graphic_black(const int row, const int col); + + +/* generic functions and widget callbacks */ +int drv_generic_graphic_init(const char *section, const char *driver); +int drv_generic_graphic_clear(void); +int drv_generic_graphic_greet(const char *msg1, const char *msg2); +int drv_generic_graphic_draw(WIDGET * W); +int drv_generic_graphic_icon_draw(WIDGET * W); +int drv_generic_graphic_bar_draw(WIDGET * W); +int drv_generic_graphic_quit(void); + +#endif |