fm_main.c

智原mp3 SDK 开发包 与巨力 有mp3 wma ogg decoder

/******************
 *  mp3_main.c
 *****************/

#include <string.h>
#include "api.h"
#include "lcd.h"
#include "common.h"
#include "ap_common.h"
#include "display.h" 
#include "fm_utile.h"
#include "fm_display.h"
#include "fm_sub_menu.h"
#include "prefer.h"
#include "ui_main.h"
#include "fm_tea5767.h"


extern INT8U record_start;
UINT8 long_release=0;
BOOLEAN fm_lock;
BOOLEAN fm_init = 1;


void screen_radio_init(void)
{
	/* Stop any playing process */
	api_bStop();
	
	if(fm_init)
	{
		fm_init = 0;
		api_vSetDSPclk(12);
	
		if(!bRadioInit())
		return;

		//if(!api_bRecordInit("RECORD",32768))
		//	return;		
	
		close_volume();
		init_volume();
	
		api_vSetFMOnOFF(FM_TRUN_ON);
	
		api_bSetADC10SignalSrc(ADC10_SOURCE_FROM_FM);
	
		if(bSetFmFrequency(u16RadioFrequency) == FALSE)
			return;			
	}
	
	ui_draw();
	
	if(record_start)
	{
		if(!api_bRecordInit("RECORD",32768))
			return;			
		api_bSetRecordFreq(8000);
		api_bSetADC10SignalSrc(ADC10_SOURCE_FROM_FM);
		if(!api_bRecordStart())
			return;			
	}
	
	screen_level = SCREEN_LEVEL_RADIO_ON;
}

void screen_radio(UINT8 key)
{
	switch(key) {
		case KEY_PLAY:
			if(tUserPreference.Fm_StationTotalSaveNum != 0)
			{
				vReadStationTabFromFlash();
				bFmFrequenceyDownNarrow();
				bSetFmFrequency(u16RadioFrequency);
	         		gfx_Disp_StationOrder();
			 	gfx_radio_freq();
			}
		 	break;
		 	
		case KEY_MENU:		
			fm_sub_menu();
			
			break;
			
		case KEY_NEXT:
			if(!vol_flag)
			{
				if(bFmFrequencyUp())
				{				
					bFmFrequenceyDownNarrow();
					gfx_radio_freq();
				}
			}
			else
			{
				if(tUserPreference.u8Volume<31)
				{
					tUserPreference.u8Volume++;
					api_bSetVolume(1);
					ui_show_vol();
				}				
			}	
			break;
		case KEY_PREV:
			if(!vol_flag)
			{
				if(bFmFrequencyDown())
				{				
					bFmFrequenceyDownNarrow();
					gfx_radio_freq();
				}
			}
			else
			{
				if(tUserPreference.u8Volume>0)
				{
					tUserPreference.u8Volume--;
					api_bSetVolume(-1);
					ui_show_vol();
				}				
			}	
			break;
		case KEY_AB_REPEAT:
			vol_flag = !vol_flag;
			ui_show_vol();
			break;				
			
		case KEY_FORWARD:
		
			if(!vol_flag)
			{				
				if(bFmAutoSearch(SEARCH_UP) && (!long_release)){								
					bFmFrequenceyDownNarrow();
					gfx_radio_freq();
					long_release = 1;
				}
			}
			else
			{
				if(tUserPreference.u8Volume<31)
				{
					tUserPreference.u8Volume++;
					api_bSetVolume(1);
					ui_show_vol();
				}	
			
			}	
			break;
		
		case KEY_REWIND:
		
			if(!vol_flag)
			{				
				if(bFmAutoSearch(SEARCH_DOWN) && (!long_release))
				{								
					bFmFrequenceyDownNarrow();
					gfx_radio_freq();
					long_release = 1;
				}
			}
			else
			{
				if(tUserPreference.u8Volume>0)
				{
					tUserPreference.u8Volume--;
					api_bSetVolume(-1);
					ui_show_vol();
				}				
			}
				
			break;
		
		case KEY_RELEASE:
		
			long_release = 0;
			
			break;
			
		default:
		
			break;
	}
}