138 lines
2.9 KiB
C
138 lines
2.9 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 by Robert E. Hak <rhak@ramapo.edu>
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*
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* Windows Copyright (C) 2002 by Felix Arends
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* X11 Copyright (C) 2002 by Daniel Stenberg <daniel@haxx.se>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdbool.h>
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#include "config.h"
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#include "system.h"
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#include "lcd.h"
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#if defined(HAVE_TRANSFLECTIVE_LCD) && defined(HAVE_LCD_SLEEP)
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/* in uisimulator/sdl/lcd-bitmap.c */
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extern void sim_backlight(int value);
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#endif
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#ifdef HAVE_LCD_ENABLE
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static bool lcd_enabled = false;
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#endif
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#ifdef HAVE_LCD_SLEEP
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static bool lcd_sleeping = true;
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#endif
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void lcd_set_flip(bool yesno)
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{
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(void)yesno;
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}
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void lcd_set_invert_display(bool invert)
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{
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(void)invert;
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}
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int lcd_default_contrast(void)
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{
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return 28;
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}
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#ifdef HAVE_REMOTE_LCD
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void lcd_remote_set_contrast(int val)
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{
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(void)val;
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}
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void lcd_remote_backlight_on(int val)
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{
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(void)val;
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}
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void lcd_remote_backlight_off(int val)
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{
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(void)val;
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}
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void lcd_remote_set_flip(bool yesno)
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{
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(void)yesno;
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}
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void lcd_remote_set_invert_display(bool invert)
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{
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(void)invert;
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}
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#endif
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#ifdef HAVE_LCD_SLEEP
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void lcd_sleep(void)
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{
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lcd_sleeping = true;
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#ifdef HAVE_TRANSFLECTIVE_LCD
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sim_backlight(0); /* completely blacken the screen */
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#endif
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}
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void lcd_awake(void)
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{
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if (lcd_sleeping)
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{
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send_event(LCD_EVENT_ACTIVATION, NULL);
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lcd_sleeping = false;
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#ifdef HAVE_TRANSFLECTIVE_LCD
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sim_backlight(0); /* Make LCD visible again */
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#endif
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}
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}
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#endif
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#ifdef HAVE_LCD_ENABLE
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void lcd_enable(bool on)
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{
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if (on && !lcd_enabled)
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{
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#ifdef HAVE_LCD_SLEEP
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/* lcd_awake will handle the activation call */
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lcd_awake();
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#else
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send_event(LCD_EVENT_ACTIVATION, NULL);
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#endif
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}
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lcd_enabled = on;
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}
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#endif
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#if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
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bool lcd_active(void)
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{
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bool retval = false;
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#ifdef HAVE_LCD_ENABLE
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retval = lcd_enabled;
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#endif
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#ifdef HAVE_LCD_SLEEP
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if (!retval)
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retval = !lcd_sleeping;
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#endif
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return retval;
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}
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#endif
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#ifdef HAVE_LCD_SHUTDOWN
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void lcd_shutdown(void)
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{
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}
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#endif
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