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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2006 Jens Arnold
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "plugin.h"
#if defined(HAVE_LCD_BITMAP) && (LCD_DEPTH < 4) && !defined(SIMULATOR)
PLUGIN_HEADER
#if (CONFIG_KEYPAD == RECORDER_PAD) || (CONFIG_KEYPAD == ONDIO_PAD) \
|| (CONFIG_KEYPAD == IRIVER_H100_PAD)
#define SCANRATE_DONE BUTTON_OFF
#define SCANRATE_FASTINC BUTTON_UP
#define SCANRATE_FASTDEC BUTTON_DOWN
#define SCANRATE_INC BUTTON_RIGHT
#define SCANRATE_DEC BUTTON_LEFT
#elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD)
#define SCANRATE_DONE BUTTON_MENU
#define SCANRATE_FASTINC BUTTON_SCROLL_FWD
#define SCANRATE_FASTDEC BUTTON_SCROLL_BACK
#define SCANRATE_INC BUTTON_RIGHT
#define SCANRATE_DEC BUTTON_LEFT
#endif
#if LCD_PIXELFORMAT == HORIZONTAL_PACKING
#define BUF_WIDTH ((LCD_WIDTH+7)/8/4)
#define BUF_HEIGHT LCD_HEIGHT
#define TEXT_X (BUF_WIDTH*8)
#else
#define BUF_WIDTH (LCD_WIDTH/4)
#define BUF_HEIGHT (LCD_HEIGHT/8)
#define TEXT_X BUF_WIDTH
#endif
/* Default refresh rates in 1/10 Hz */
#if CONFIG_LCD == LCD_SSD1815
#define DEFAULT_SCAN_RATE 670
#elif CONFIG_LCD == LCD_S1D15E06
#define DEFAULT_SCAN_RATE 700
#elif CONFIG_LCD == LCD_IPOD2BPP
#define DEFAULT_SCAN_RATE 800
#elif CONFIG_LCD == LCD_IPODMINI
#define DEFAULT_SCAN_RATE 880
#endif
#if defined(CPU_PP) && defined(HAVE_ADJUSTABLE_CPU_FREQ)
#define NEED_BOOST
#endif
static struct plugin_api* rb;
static unsigned char bitbuffer[2][BUF_HEIGHT][BUF_WIDTH];
static int curbuf = 0;
static int scan_rate = DEFAULT_SCAN_RATE;
static bool need_refresh = false;
static void timer_isr(void)
{
rb->lcd_blit(bitbuffer[curbuf][0], 0, 0, BUF_WIDTH, BUF_HEIGHT, BUF_WIDTH);
curbuf = (curbuf + 1) & 1;
if (need_refresh)
{
rb->lcd_update_rect(TEXT_X, 0, LCD_WIDTH-TEXT_X, 8);
need_refresh = false;
}
}
int plugin_main(void)
{
unsigned char buf[32];
int button;
bool done = false;
bool change = true;
rb->lcd_setfont(FONT_SYSFIXED);
rb->lcd_putsxy(TEXT_X, 12, "Adjust Frequ.");
rb->lcd_putsxy(TEXT_X, 20, "so the block");
rb->lcd_putsxy(TEXT_X, 28, "stops moving.");
#if (CONFIG_KEYPAD == RECORDER_PAD) || (CONFIG_KEYPAD == ONDIO_PAD) \
|| (CONFIG_KEYPAD == IRIVER_H100_PAD)
rb->lcd_putsxy(TEXT_X, 40, "U/D: Coarse");
#elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD)
rb->lcd_putsxy(TEXT_X, 40, "Scroll: Coarse");
#endif
rb->lcd_putsxy(TEXT_X, 48, "L/R: Fine");
rb->lcd_update();
rb->memset(bitbuffer[0], 0, sizeof(bitbuffer[0]));
rb->memset(bitbuffer[1], 0xff, sizeof(bitbuffer[1]));
#ifdef NEED_BOOST
rb->cpu_boost(true);
#endif
/* The actual frequency is twice the displayed value */
rb->timer_register(1, NULL, TIMER_FREQ * 5 / scan_rate, 1, timer_isr);
while (!done)
{
if (change)
{
/* The actual frequency is twice the displayed value */
rb->timer_set_period(TIMER_FREQ * 5 / scan_rate);
rb->snprintf(buf, sizeof(buf), "f: %d.%d Hz", scan_rate / 10,
scan_rate % 10);
rb->lcd_putsxy(TEXT_X, 0, buf);
need_refresh = true;
change = false;
}
button = rb->button_get(true);
switch (button)
{
case SCANRATE_FASTINC:
case SCANRATE_FASTINC|BUTTON_REPEAT:
scan_rate += 10;
change = true;
break;
case SCANRATE_FASTDEC:
case SCANRATE_FASTDEC|BUTTON_REPEAT:
scan_rate -= 10;
change = true;
break;
case SCANRATE_INC:
case SCANRATE_INC|BUTTON_REPEAT:
scan_rate++;
change = true;
break;
case SCANRATE_DEC:
case SCANRATE_DEC|BUTTON_REPEAT:
scan_rate--;
change = true;
break;
case SCANRATE_DONE:
done = true;
break;
}
}
rb->timer_unregister();
#ifdef NEED_BOOST
rb->cpu_boost(false);
#endif
rb->lcd_setfont(FONT_UI);
return PLUGIN_OK;
}
/* this is the plugin entry point */
enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
{
(void)parameter;
rb = api;
return plugin_main();
}
#endif
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