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https://github.com/netfun2000/lcd4linux.git
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a9d650fb4d
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@727 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
58 lines
2.0 KiB
C
58 lines
2.0 KiB
C
/* $Id$
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* $URL$
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*
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* generic driver helper for graphic displays
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*
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* Copyright (C) 1999, 2000 Michael Reinelt <reinelt@eunet.at>
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* Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
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*
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* This file is part of LCD4Linux.
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*
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* LCD4Linux is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* LCD4Linux is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#ifndef _DRV_GENERIC_GRAPHIC_H_
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#define _DRV_GENERIC_GRAPHIC_H_
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#include "drv_generic.h"
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#include "widget.h"
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#include "rgb.h"
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extern RGBA FG_COL; /* foreground color */
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extern RGBA HG_COL; /* halfground color */
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extern RGBA BG_COL; /* background color */
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/* these functions must be implemented by the real driver */
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extern void (*drv_generic_graphic_real_blit) (const int row, const int col, const int height, const int width);
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/* helper function to get pixel color or gray value */
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extern RGBA drv_generic_graphic_rgb(const int row, const int col);
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extern unsigned char drv_generic_graphic_gray(const int row, const int col);
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extern unsigned char drv_generic_graphic_black(const int row, const int col);
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/* generic functions and widget callbacks */
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int drv_generic_graphic_init(const char *section, const char *driver);
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int drv_generic_graphic_clear(void);
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int drv_generic_graphic_greet(const char *msg1, const char *msg2);
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int drv_generic_graphic_draw(WIDGET * W);
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int drv_generic_graphic_icon_draw(WIDGET * W);
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int drv_generic_graphic_bar_draw(WIDGET * W);
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int drv_generic_graphic_quit(void);
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#endif
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