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