apps/plugins/test_scanrate.c

   1 /***************************************************************************
   2 *             __________               __   ___.
   3 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7 *                     \/            \/     \/    \/            \/
   8 * $Id$
   9 *
  10 * Copyright (C) 2006 Jens Arnold
  11 *
  12 * All files in this archive are subject to the GNU General Public License.
  13 * See the file COPYING in the source tree root for full license agreement.
  14 *
  15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16 * KIND, either express or implied.
  17 *
  18 ****************************************************************************/
  19
  20 #include "plugin.h"
  21
  22 #if defined(HAVE_LCD_BITMAP) && (LCD_DEPTH < 4) && !defined(SIMULATOR)
  23
  24 PLUGIN_HEADER
  25
  26 #if (CONFIG_KEYPAD == RECORDER_PAD) || (CONFIG_KEYPAD == ONDIO_PAD) \
  27  || (CONFIG_KEYPAD == IRIVER_H100_PAD)
  28 #define SCANRATE_DONE    BUTTON_OFF
  29 #define SCANRATE_FASTINC BUTTON_UP
  30 #define SCANRATE_FASTDEC BUTTON_DOWN
  31 #define SCANRATE_INC     BUTTON_RIGHT
  32 #define SCANRATE_DEC     BUTTON_LEFT
  33
  34 #elif CONFIG_KEYPAD == IAUDIO_X5M5_PAD
  35 #define SCANRATE_DONE    BUTTON_POWER
  36 #define SCANRATE_FASTINC BUTTON_UP
  37 #define SCANRATE_FASTDEC BUTTON_DOWN
  38 #define SCANRATE_INC     BUTTON_RIGHT
  39 #define SCANRATE_DEC     BUTTON_LEFT
  40
  41 #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) \
  42    || (CONFIG_KEYPAD == IPOD_1G2G_PAD)
  43 #define SCANRATE_DONE    BUTTON_MENU
  44 #define SCANRATE_FASTINC BUTTON_SCROLL_FWD
  45 #define SCANRATE_FASTDEC BUTTON_SCROLL_BACK
  46 #define SCANRATE_INC     BUTTON_RIGHT
  47 #define SCANRATE_DEC     BUTTON_LEFT
  48
  49 #endif
  50
  51 #if LCD_PIXELFORMAT == HORIZONTAL_PACKING
  52 #define BUF_WIDTH  ((LCD_WIDTH+7)/8/4)
  53 #define BUF_HEIGHT LCD_HEIGHT
  54 #define TEXT_X (BUF_WIDTH*8)
  55 #else
  56 #define BUF_WIDTH  (LCD_WIDTH/4)
  57 #define BUF_HEIGHT (LCD_HEIGHT/8)
  58 #define TEXT_X BUF_WIDTH
  59 #endif
  60
  61 /* Default refresh rates in 1/10 Hz */
  62 #if CONFIG_LCD == LCD_SSD1815
  63 #define DEFAULT_SCAN_RATE 670
  64 #elif CONFIG_LCD == LCD_S1D15E06
  65 #define DEFAULT_SCAN_RATE 700
  66 #elif CONFIG_LCD == LCD_IPOD2BPP
  67 #define DEFAULT_SCAN_RATE 800
  68 #elif CONFIG_LCD == LCD_IPODMINI
  69 #define DEFAULT_SCAN_RATE 880
  70 #endif
  71
  72 #if defined(CPU_PP) && defined(HAVE_ADJUSTABLE_CPU_FREQ)
  73 #define NEED_BOOST
  74 #endif
  75
  76 static struct plugin_api* rb;
  77 static unsigned char bitbuffer[2][BUF_HEIGHT][BUF_WIDTH];
  78 static int curbuf = 0;
  79 static int scan_rate = DEFAULT_SCAN_RATE;
  80 static bool need_refresh = false;
  81
  82 static void timer_isr(void)
  83 {
  84     rb->lcd_blit(bitbuffer[curbuf][0], 0, 0, BUF_WIDTH, BUF_HEIGHT, BUF_WIDTH);
  85     curbuf = (curbuf + 1) & 1;
  86     if (need_refresh)
  87     {
  88         rb->lcd_update_rect(TEXT_X, 0, LCD_WIDTH-TEXT_X, 8);
  89         need_refresh = false;
  90     }
  91 }
  92
  93 int plugin_main(void)
  94 {
  95     unsigned char buf[32];
  96     int button;
  97     bool done = false;
  98     bool change = true;
  99
 100     rb->lcd_setfont(FONT_SYSFIXED);
 101
 102     rb->lcd_putsxy(TEXT_X, 12, "Adjust Frequ.");
 103     rb->lcd_putsxy(TEXT_X, 20, "so the block");
 104     rb->lcd_putsxy(TEXT_X, 28, "stops moving.");
 105 #if (CONFIG_KEYPAD == RECORDER_PAD) || (CONFIG_KEYPAD == ONDIO_PAD) \
 106  || (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IAUDIO_X5M5_PAD)
 107     rb->lcd_putsxy(TEXT_X, 40, "U/D: Coarse");
 108 #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) \
 109    || (CONFIG_KEYPAD == IPOD_1G2G_PAD)
 110     rb->lcd_putsxy(TEXT_X, 40, "Scroll: Coarse");
 111 #endif
 112     rb->lcd_putsxy(TEXT_X, 48, "L/R: Fine");
 113     rb->lcd_update();
 114
 115     rb->memset(bitbuffer[0], 0, sizeof(bitbuffer[0]));
 116     rb->memset(bitbuffer[1], 0xff, sizeof(bitbuffer[1]));
 117 #ifdef NEED_BOOST
 118     rb->cpu_boost(true);
 119 #endif
 120     /* The actual frequency is twice the displayed value */
 121     rb->timer_register(1, NULL, TIMER_FREQ * 5 / scan_rate, 1, timer_isr);
 122
 123     while (!done)
 124     {
 125         if (change)
 126         {
 127             /* The actual frequency is twice the displayed value */
 128             rb->timer_set_period(TIMER_FREQ * 5 / scan_rate);
 129             rb->snprintf(buf, sizeof(buf), "f: %d.%d Hz", scan_rate / 10,
 130                          scan_rate % 10);
 131             rb->lcd_putsxy(TEXT_X, 0, buf);
 132             need_refresh = true;
 133             change = false;
 134         }
 135         button = rb->button_get(true);
 136         switch (button)
 137         {
 138           case SCANRATE_FASTINC:
 139           case SCANRATE_FASTINC|BUTTON_REPEAT:
 140             scan_rate += 10;
 141             change = true;
 142             break;
 143
 144           case SCANRATE_FASTDEC:
 145           case SCANRATE_FASTDEC|BUTTON_REPEAT:
 146             scan_rate -= 10;
 147             change = true;
 148             break;
 149
 150           case SCANRATE_INC:
 151           case SCANRATE_INC|BUTTON_REPEAT:
 152             scan_rate++;
 153             change = true;
 154             break;
 155
 156           case SCANRATE_DEC:
 157           case SCANRATE_DEC|BUTTON_REPEAT:
 158             scan_rate--;
 159             change = true;
 160             break;
 161
 162           case SCANRATE_DONE:
 163             done = true;
 164             break;
 165         }
 166     }
 167     rb->timer_unregister();
 168 #ifdef NEED_BOOST
 169     rb->cpu_boost(false);
 170 #endif
 171
 172     rb->lcd_setfont(FONT_UI);
 173
 174     return PLUGIN_OK;
 175 }
 176
 177
 178 /* this is the plugin entry point */
 179 enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
 180 {
 181     (void)parameter;
 182     rb = api;
 183     return plugin_main();
 184 }
 185
 186 #endif