apps/plugins/lamp.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _// __ \_/ ___\|  |/ /| __ \ / __ \  \/  /
   5  *   Jukebox    |    |   ( (__) )  \___|    ( | \_\ ( (__) )    (
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2007 Vuong Minh Hiep (vmh)
  11  * Copyright (C) 2008 Thomas Martitz (kugel.)
  12  * Copyright (C) 2008 Alexander Papst
  13  * Copyright (C) 2008 Peter D'Hoye
  14  *
  15  * This program is free software; you can redistribute it and/or
  16  * modify it under the terms of the GNU General Public License
  17  * as published by the Free Software Foundation; either version 2
  18  * of the License, or (at your option) any later version.
  19  *
  20  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  21  * KIND, either express or implied.
  22  *
  23  ****************************************************************************/
  24
  25 #include "plugin.h"
  26 #include "lib/helper.h"
  27 #include "lib/pluginlib_actions.h"
  28
  29 /* this set the context to use with PLA */
  30 static const struct button_mapping *plugin_contexts[] = { pla_main_ctx };
  31
  32 /* variable button definitions.
  33  - only targets with a colour display
  34     LAMP_LEFT / LAMP_RIGHT: change the color
  35     LAMP_NEXT / LAMP_PREV:  (optional) change the color
  36  - only targets which can set brightness
  37     LAMP_UP / LAMP_DOWN:    change the brightness
  38 */
  39
  40 /* we use PLA */
  41 #ifdef HAVE_SCROLLWHEEL
  42 #   define LAMP_LEFT              PLA_LEFT
  43 #   define LAMP_RIGHT             PLA_RIGHT
  44 #   define LAMP_UP                PLA_SCROLL_FWD
  45 #   define LAMP_DOWN              PLA_SCROLL_BACK
  46 #   define LAMP_UP_REPEAT         PLA_SCROLL_FWD_REPEAT
  47 #   define LAMP_DOWN_REPEAT       PLA_SCROLL_BACK_REPEAT
  48 #else
  49 #   define LAMP_LEFT              PLA_LEFT
  50 #   define LAMP_RIGHT             PLA_RIGHT
  51 #   define LAMP_UP                PLA_UP
  52 #   define LAMP_DOWN              PLA_DOWN
  53 #   define LAMP_UP_REPEAT         PLA_UP_REPEAT
  54 #   define LAMP_DOWN_REPEAT       PLA_DOWN_REPEAT
  55 #endif/* HAVE_SCROLLWHEEL */
  56
  57
  58 #define LAMP_EXIT        PLA_EXIT
  59 #define LAMP_EXIT2       PLA_CANCEL
  60
  61
  62 #ifdef HAVE_LCD_COLOR
  63 /* RGB color sets */
  64 #define NUM_COLORSETS   9
  65 static unsigned colorset[NUM_COLORSETS] = {
  66     LCD_RGBPACK(255, 255, 255),    /* white */
  67     LCD_RGBPACK(255,   0,   0),    /* red */
  68     LCD_RGBPACK(255, 165,   0),    /* orange */
  69     LCD_RGBPACK(255, 255,   0),    /* yellow */
  70     LCD_RGBPACK(  0, 255,   0),    /* green */
  71     LCD_RGBPACK(  0,   0, 255),    /* blue */
  72     LCD_RGBPACK( 75,   0, 130),    /* indigo */
  73     LCD_RGBPACK(238, 130, 238),    /* violet */
  74     LCD_RGBPACK(  0,   0,   0),    /* black */
  75 };
  76 #endif /* HAVE_LCD_COLOR */
  77
  78 /* this is the plugin entry point */
  79 enum plugin_status plugin_start(const void* parameter)
  80 {
  81     enum plugin_status status = PLUGIN_OK;
  82     long button;
  83     bool quit = false;
  84     (void)parameter;
  85
  86 #ifdef HAVE_LCD_COLOR
  87     int cs = 0;
  88     bool update = false;
  89 #endif /* HAVE_LCD_COLOR */
  90
  91 #if LCD_DEPTH > 1
  92     unsigned bg_color = rb->lcd_get_background();
  93     rb->lcd_set_backdrop(NULL);
  94     rb->lcd_set_background(LCD_WHITE);
  95 #endif
  96
  97 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
  98     int current_brightness = MAX_BRIGHTNESS_SETTING;
  99     backlight_brightness_set(MAX_BRIGHTNESS_SETTING);
 100 #endif /* HAVE_BACKLIGHT_BRIGHTNESS */
 101 #ifdef HAVE_BUTTONLIGHT_BRIGHTNESS
 102     buttonlight_brightness_set(MAX_BRIGHTNESS_SETTING);
 103 #endif /* HAVE_BUTTONLIGHT_BRIGHTNESS */
 104
 105 #ifdef HAVE_LCD_INVERT
 106 #ifdef HAVE_NEGATIVE_LCD
 107     rb->lcd_set_invert_display(true);
 108 #else
 109     rb->lcd_set_invert_display(false);
 110 #endif /* HAVE_NEGATIVE_LCD */
 111 #endif /* HAVE_LCD_INVERT */
 112
 113     backlight_force_on();
 114 #ifdef HAVE_BUTTON_LIGHT
 115     buttonlight_force_on();
 116 #endif /* HAVE_BUTTON_LIGHT */
 117
 118     rb->lcd_clear_display();
 119     rb->lcd_update();
 120
 121     do
 122     {
 123 #ifdef HAVE_LCD_COLOR
 124         if(update)
 125         {
 126             if(cs < 0)
 127                 cs = NUM_COLORSETS-1;
 128             if(cs >= NUM_COLORSETS)
 129                 cs = 0;
 130             rb->lcd_set_background(colorset[cs]);
 131             rb->lcd_clear_display();
 132             rb->lcd_update();
 133             update = false;
 134         }
 135 #endif /* HAVE_LCD_COLOR */
 136         button = pluginlib_getaction(HZ*30, plugin_contexts,
 137                                ARRAYLEN(plugin_contexts));
 138
 139         switch(button)
 140         {
 141 #ifdef HAVE_LCD_COLOR
 142             case LAMP_RIGHT:
 143 #ifdef LAMP_NEXT
 144             case LAMP_NEXT:
 145 #endif /* LAMP_NEXT */
 146                 cs++;
 147                 update = true;
 148                 break;
 149
 150             case LAMP_LEFT:
 151 #ifdef LAMP_PREV
 152             case LAMP_PREV:
 153 #endif /* LAMP_PREV */
 154                 cs--;
 155                 update = true;
 156                 break;
 157 #endif /* HAVE_LCD_COLOR */
 158
 159 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
 160             case LAMP_UP:
 161             case (LAMP_UP_REPEAT):
 162                 if (current_brightness < MAX_BRIGHTNESS_SETTING)
 163                     backlight_brightness_set(++current_brightness);
 164                 break;
 165
 166             case LAMP_DOWN:
 167             case (LAMP_DOWN_REPEAT):
 168                 if (current_brightness > MIN_BRIGHTNESS_SETTING)
 169                     backlight_brightness_set(--current_brightness);
 170                 break;
 171 #endif /* HAVE_BACKLIGHT_BRIGHTNESS */
 172             case LAMP_EXIT:
 173             case LAMP_EXIT2:
 174                 quit = true;
 175                 break;
 176             case BUTTON_NONE:
 177                 /* time out */
 178                 break;
 179             default:
 180                 if(rb->default_event_handler(button) == SYS_USB_CONNECTED)
 181                 {
 182                     status = PLUGIN_USB_CONNECTED;
 183                     quit = true;
 184                 }
 185         }
 186         rb->reset_poweroff_timer();
 187     } while (!quit);
 188
 189     /* restore */
 190     backlight_use_settings();
 191 #ifdef HAVE_BUTTON_LIGHT
 192     buttonlight_use_settings();
 193 #endif /* HAVE_BUTTON_LIGHT */
 194
 195 #ifdef HAVE_LCD_INVERT
 196     rb->lcd_set_invert_display(rb->global_settings->invert);
 197 #endif /* HAVE_LCD_INVERT */
 198
 199 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
 200     backlight_brightness_use_setting();
 201 #endif /* HAVE_BACKLIGHT_BRIGHTNESS */
 202 #ifdef HAVE_BUTTONLIGHT_BRIGHTNESS
 203     buttonlight_brightness_use_setting();
 204 #endif /* HAVE_BUTTONLIGHT_BRIGHTNESS */
 205
 206 #if LCD_DEPTH > 1
 207     rb->lcd_set_background(bg_color);
 208 #endif
 209     return status;
 210 }