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rockbox/apps/plugins/lamp.c
Teruaki Kawashima 781f05e40d FS#11546: Adjustable brightness in lamp plugin 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28519 a1c6a512-1295-4272-9138-f99709370657
2010-11-06 13:40:09 +00:00

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// __ \_/ ___\| |/ /| __ \ / __ \ \/ /
* Jukebox | | ( (__) ) \___| ( | \_\ ( (__) ) (
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2007 Vuong Minh Hiep (vmh)
* Copyright (C) 2008 Thomas Martitz (kugel.)
* Copyright (C) 2008 Alexander Papst
* Copyright (C) 2008 Peter D'Hoye
*
* 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 "plugin.h"
#include "lib/helper.h"
/* variable button definitions.
- only targets with a colour display
LAMP_LEFT / LAMP_RIGHT: change the color
LAMP_NEXT / LAMP_PREV: (optional) change the color
- only targets which can set brightness
LAMP_UP / LAMP_DOWN: change the brightness
*/
#if defined(HAVE_LCD_COLOR) || defined(HAVE_BACKLIGHT_BRIGHTNESS)
#if (CONFIG_KEYPAD == IRIVER_H300_PAD)
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
# define LAMP_UP BUTTON_UP
# define LAMP_DOWN BUTTON_DOWN
#elif (CONFIG_KEYPAD == IPOD_4G_PAD)
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
# define LAMP_UP BUTTON_SCROLL_FWD
# define LAMP_DOWN BUTTON_SCROLL_BACK
#elif (CONFIG_KEYPAD == IAUDIO_X5M5_PAD)
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
# define LAMP_UP BUTTON_UP
# define LAMP_DOWN BUTTON_DOWN
#elif (CONFIG_KEYPAD == GIGABEAT_PAD)
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
# define LAMP_UP BUTTON_UP
# define LAMP_DOWN BUTTON_DOWN
#elif (CONFIG_KEYPAD == GIGABEAT_S_PAD)
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
# define LAMP_UP BUTTON_UP
# define LAMP_DOWN BUTTON_DOWN
#elif (CONFIG_KEYPAD == SANSA_E200_PAD) || \
(CONFIG_KEYPAD == SANSA_FUZE_PAD)
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
# define LAMP_UP BUTTON_SCROLL_FWD
# define LAMP_DOWN BUTTON_SCROLL_BACK
#elif (CONFIG_KEYPAD == SANSA_C200_PAD)
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
# define LAMP_UP BUTTON_UP
# define LAMP_DOWN BUTTON_DOWN
#elif (CONFIG_KEYPAD == IRIVER_H10_PAD)
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
# define LAMP_NEXT BUTTON_SCROLL_UP
# define LAMP_PREV BUTTON_SCROLL_DOWN
#elif CONFIG_KEYPAD == MROBE500_PAD
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
#elif CONFIG_KEYPAD == COWON_D2_PAD
#elif CONFIG_KEYPAD == IAUDIO67_PAD
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
#elif CONFIG_KEYPAD == PHILIPS_HDD1630_PAD
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
# define LAMP_UP BUTTON_UP
# define LAMP_DOWN BUTTON_DOWN
#elif CONFIG_KEYPAD == PHILIPS_HDD6330_PAD
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
# define LAMP_UP BUTTON_UP
# define LAMP_DOWN BUTTON_DOWN
#elif CONFIG_KEYPAD == PHILIPS_SA9200_PAD
# define LAMP_LEFT BUTTON_PREV
# define LAMP_RIGHT BUTTON_NEXT
# define LAMP_UP BUTTON_UP
# define LAMP_DOWN BUTTON_DOWN
#elif CONFIG_KEYPAD == ONDAVX747_PAD
# define LAMP_LEFT BUTTON_VOL_DOWN
# define LAMP_RIGHT BUTTON_VOL_UP
#elif CONFIG_KEYPAD == ONDAVX777_PAD
#elif CONFIG_KEYPAD == SAMSUNG_YH_PAD
# define LAMP_LEFT BUTTON_LEFT
# define LAMP_RIGHT BUTTON_RIGHT
#elif CONFIG_KEYPAD == PBELL_VIBE500_PAD
# define LAMP_LEFT BUTTON_PREV
# define LAMP_RIGHT BUTTON_NEXT
# define LAMP_UP BUTTON_UP
# define LAMP_DOWN BUTTON_DOWN
#elif CONFIG_KEYPAD == MPIO_HD200_PAD
# define LAMP_UP BUTTON_REW
# define LAMP_DOWN BUTTON_FF
#else
# error Missing key definitions for this keypad
#endif
#endif /* HAVE_LCD_COLOR || HAVE_BACKLIGHT_BRIGHTNESS */
#ifdef HAVE_TOUCHSCREEN
# ifndef LAMP_LEFT
# define LAMP_LEFT BUTTON_MIDLEFT
# endif
# ifndef LAMP_RIGHT
# define LAMP_RIGHT BUTTON_MIDRIGHT
# endif
# ifndef LAMP_UP
# define LAMP_UP BUTTON_TOPMIDDLE
# endif
# ifndef LAMP_DOWN
# define LAMP_DOWN BUTTON_BOTTOMMIDDLE
# endif
#endif
#ifdef HAVE_LCD_COLOR
/* RGB color sets */
#define NUM_COLORSETS 2
static unsigned colorset[NUM_COLORSETS] = {
LCD_RGBPACK(255, 255, 255), /* white */
LCD_RGBPACK(255, 0, 0), /* red */
};
#endif /* HAVE_LCD_COLOR */
/* this is the plugin entry point */
enum plugin_status plugin_start(const void* parameter)
{
enum plugin_status status = PLUGIN_OK;
long button;
bool quit = false;
(void)parameter;
#ifdef HAVE_LCD_COLOR
int cs = 0;
bool update = false;
#endif /* HAVE_LCD_COLOR */
#if LCD_DEPTH > 1
unsigned bg_color = rb->lcd_get_background();
rb->lcd_set_backdrop(NULL);
rb->lcd_set_background(LCD_WHITE);
#endif
#ifdef HAVE_BACKLIGHT_BRIGHTNESS
int current_brightness = MAX_BRIGHTNESS_SETTING;
backlight_brightness_set(MAX_BRIGHTNESS_SETTING);
#endif /* HAVE_BACKLIGHT_BRIGHTNESS */
#ifdef HAVE_BUTTONLIGHT_BRIGHTNESS
buttonlight_brightness_set(MAX_BRIGHTNESS_SETTING);
#endif /* HAVE_BUTTONLIGHT_BRIGHTNESS */
#ifdef HAVE_LCD_INVERT
#ifdef HAVE_NEGATIVE_LCD
rb->lcd_set_invert_display(true);
#else
rb->lcd_set_invert_display(false);
#endif /* HAVE_NEGATIVE_LCD */
#endif /* HAVE_LCD_INVERT */
backlight_force_on();
#ifdef HAVE_BUTTON_LIGHT
buttonlight_force_on();
#endif /* HAVE_BUTTON_LIGHT */
rb->lcd_clear_display();
rb->lcd_update();
do
{
#ifdef HAVE_LCD_COLOR
if(update)
{
if(cs < 0)
cs = NUM_COLORSETS-1;
if(cs >= NUM_COLORSETS)
cs = 0;
rb->lcd_set_background(colorset[cs]);
rb->lcd_clear_display();
rb->lcd_update();
update = false;
}
#endif /* HAVE_LCD_COLOR */
switch((button = rb->button_get_w_tmo(HZ*30)))
{
#ifdef HAVE_LCD_COLOR
case LAMP_RIGHT:
#ifdef LAMP_NEXT
case LAMP_NEXT:
#endif /* LAMP_NEXT */
cs++;
update = true;
break;
case LAMP_LEFT:
#ifdef LAMP_PREV
case LAMP_PREV:
#endif /* LAMP_PREV */
cs--;
update = true;
break;
#endif /* HAVE_LCD_COLOR */
#ifdef HAVE_BACKLIGHT_BRIGHTNESS
case LAMP_UP:
case (LAMP_UP|BUTTON_REPEAT):
if (current_brightness < MAX_BRIGHTNESS_SETTING)
backlight_brightness_set(++current_brightness);
break;
case LAMP_DOWN:
case (LAMP_DOWN|BUTTON_REPEAT):
if (current_brightness > MIN_BRIGHTNESS_SETTING)
backlight_brightness_set(--current_brightness);
break;
#endif /* HAVE_BACKLIGHT_BRIGHTNESS */
case BUTTON_NONE:
/* time out */
break;
default:
if(rb->default_event_handler(button) == SYS_USB_CONNECTED)
{
status = PLUGIN_USB_CONNECTED;
quit = true;
}
if(!(button & (BUTTON_REL|BUTTON_REPEAT))
&& !IS_SYSEVENT(button))
quit = true;
break;
}
rb->reset_poweroff_timer();
} while (!quit);
/* restore */
backlight_use_settings();
#ifdef HAVE_BUTTON_LIGHT
buttonlight_use_settings();
#endif /* HAVE_BUTTON_LIGHT */
#ifdef HAVE_LCD_INVERT
rb->lcd_set_invert_display(rb->global_settings->invert);
#endif /* HAVE_LCD_INVERT */
#ifdef HAVE_BACKLIGHT_BRIGHTNESS
backlight_brightness_use_setting();
#endif /* HAVE_BACKLIGHT_BRIGHTNESS */
#ifdef HAVE_BUTTONLIGHT_BRIGHTNESS
buttonlight_brightness_use_setting();
#endif /* HAVE_BUTTONLIGHT_BRIGHTNESS */
#if LCD_DEPTH > 1
rb->lcd_set_background(bg_color);
#endif
return status;
}
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