mmdolze
2b925d21d6
- Cache status of LEDs and only send on update, reduces communication - Add prototypes for all and Doxygen comments to internal functions - remove unused read_ACK()
102 lines
3.0 KiB
C
102 lines
3.0 KiB
C
/* pylcd.h */
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/*
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This is the header file of the LCDproc driver for
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the "pyramid" LCD device from Pyramid.
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Copyright (C) 2005 Silvan Marco Fin <silvan@kernelconcepts.de>
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Copyright (C) 2006 coresystems GmbH <info@coresystems.de>
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This program 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 of the License, or
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any later version.
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This program 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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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
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*/
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#ifndef PYLCD_H
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#define PYLCD_H
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#include "lcd.h"
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#define MAXCOUNT 10 /* Including terminating NUL */
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#define WIDTH 16
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#define HEIGHT 2
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#define CUSTOMCHARS 8
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#define CELLHEIGHT 8
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#define CELLWIDTH 5
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/** private data for the \c pyramid driver */
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typedef struct pyramid_private_data {
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/* device io */
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int FD;
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char device[255];
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fd_set rdfs;
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struct timeval timeout;
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/* device description */
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int width;
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int height;
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int customchars;
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int cellwidth;
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int cellheight;
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/* output handling */
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char framebuffer[WIDTH*HEIGHT+2];
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int FB_modified;
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CGmode custom;
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/* button handling */
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char last_key_pressed[6];
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unsigned long long last_key_time;
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unsigned long long last_buf_time;
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/* cursor handling */
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int C_x;
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int C_y;
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int C_state;
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/* led handling */
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char led[8];
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} PrivateData;
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MODULE_EXPORT int pyramid_init (Driver *drvthis);
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MODULE_EXPORT void pyramid_close (Driver *drvthis);
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MODULE_EXPORT int pyramid_width (Driver *drvthis);
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MODULE_EXPORT int pyramid_height (Driver *drvthis);
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MODULE_EXPORT int pyramid_cellwidth (Driver *drvthis);
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MODULE_EXPORT int pyramid_cellheight (Driver *drvthis);
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MODULE_EXPORT void pyramid_clear (Driver *drvthis);
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MODULE_EXPORT void pyramid_flush (Driver *drvthis);
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MODULE_EXPORT void pyramid_string (Driver *drvthis, int x, int y, const char string[]);
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MODULE_EXPORT void pyramid_chr (Driver *drvthis, int x, int y, char c);
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MODULE_EXPORT void pyramid_vbar (Driver *drvthis, int x, int y, int len, int promille, int options);
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MODULE_EXPORT void pyramid_hbar (Driver *drvthis, int x, int y, int len, int promille, int options);
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MODULE_EXPORT int pyramid_icon (Driver *drvthis, int x, int y, int icon);
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MODULE_EXPORT void pyramid_cursor (Driver *drvthis, int x, int y, int state);
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MODULE_EXPORT int pyramid_get_free_chars (Driver *drvthis);
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MODULE_EXPORT void pyramid_set_char (Driver *drvthis, int n, char *dat);
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MODULE_EXPORT void pyramid_output (Driver *drvthis, int state);
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MODULE_EXPORT const char * pyramid_get_key (Driver *drvthis);
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MODULE_EXPORT const char * pyramid_get_info (Driver *drvthis);
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#endif
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