www.pudn.com > 8202s.rar > ampvol.c, change:2005-02-26,size:4992b

/* 
**	freyman delete this file from Makefile 2004-3-23 15:07 
*/ 
 
#include "user_init.h" 
 
#ifdef SVA_SAMPLE 
 
#include "global.h" 
#include "osd.h" 
#include "func.h" 
#include "ircmd.h" 
#include "memmap.h" 
#include "dsp3_if.h" 
#include "cchar.h" 
 
#define LFront      0 
#define RFront      1 
#define LSurround   2 
#define RSurround   3 
#define CCenter     4 
#define SWoofer     5 
 
#define TOPLEVEL    16 
 
BYTE amp_enter_flag = 0; 
 
typedef void (*AMPFUNC) (); 
 
extern void osd_init_ampvol(void); 
extern void strcat1(char *,char *); 
extern void set_lfront(void); 
extern void set_rfront(void); 
extern void set_lrear(void); 
extern void set_rrear(void); 
extern void set_center(void); 
extern void set_woofer(void); 
 
 
void ShowAmpvolPage(void); 
void ampvol_show_level(int id,INT8 level,BYTE total_level) ; 
 
/* 
** WARNING!!!! 
** If you want to modify following two lists, 
** You must be sure that you have known the meaning of them and how they 
** be used in functions, 
** OR, 
** DON'T MOVE! HANDS BEHIND YOUR HEAR!   
 
** You must make the three list in the same sequence  
 
** you can't declar lev_list to const type ,for the levels could be modified. 
*/ 
BYTE * lev_list[6] =  
{ 
    &lfront_level,&rfront_level, 
    &lrear_level,&rrear_level, 
    ¢er_level,&woofer_level,  
}; 
 
const AMPFUNC amp_func_table[6] =  
{ 
    set_lfront, 
    set_rfront, 
    set_lrear, 
    set_rrear, 
    set_center, 
    set_woofer, 
}; 
const UINT16 id_list[6] =  
{ 
    STR_OS_LF, 
    STR_OS_RF, 
    STR_OS_LR, 
    STR_OS_RR, 
    STR_OS_CC, 
    STR_OS_SW 
}; 
 
void ampvol_func(void) 
{ 
    full_scrn=AMPVOL; 
     
    if(amp_enter_flag==0) 
    { 
        set_volume(80); 
        amp_enter_flag++; 
    } 
    else if(amp_enter_flag==1) 
    { 
        ampvol_init(); 
        amp_enter_flag++; 
    } 
    else if(amp_enter_flag==2) 
    { 
        ampvol_exit(); 
        amp_enter_flag = 0; 
    } 
} 
/* 
** Function ampvol_init:  
** 1.set index_y to 0 means active line at present; 
** 2.init osd for ampvol that is different to others, coordinate and quantity of regions 
** 3.show the page on screen 
*/ 
void ampvol_init(void) 
{ 
	index_y = 0; 
//    full_scrn=AMPVOL;	 
	osd_init_ampvol(); 
    ShowAmpvolPage(); 
} 
/* 
** show six lines that we need, the sequence is  
** according to the list of level 
*/ 
void ShowAmpvolPage(void) 
{ 
	BYTE temp; 
	for(temp=0;temp<6;temp++) 
		ampvol_show_level(temp,*lev_list[temp],TOPLEVEL); 
} 
/* 
** func_left to responce to the iremote of left button  
** both display and set pt2322 register 
*/ 
void ampvol_func_left(void) 
{    
     
    if(amp_enter_flag==1) 
    { 
        set_volume(0); 
        return; 
    } 
        
    if((*lev_list[index_y])==0) 
        return; 
     
    (*lev_list[index_y])--; 
    ampvol_show_level(index_y,*lev_list[index_y],TOPLEVEL); 
    amp_func_table[index_y](); 
} 
/* 
** func_right to responce to the iremote of right button  
** both display and set pt2322 register 
*/ 
void ampvol_func_right(void) 
{ 
    if(amp_enter_flag==1) 
    { 
        set_volume(1); 
        return; 
    } 
 
    if((*lev_list[index_y])==15) 
        return; 
     
    (*lev_list[index_y])++; 
    ampvol_show_level(index_y,*lev_list[index_y],TOPLEVEL); 
    amp_func_table[index_y](); 
} 
/* 
** func_up to responce to the iremote of up button  
** display the line active present and renew the line before 
*/ 
void ampvol_func_up(void) 
{ 
    if(index_y==0) 
        return; 
    index_y--; 
    ampvol_show_level(index_y+1,*lev_list[index_y+1],TOPLEVEL); 
    ampvol_show_level(index_y,*lev_list[index_y],TOPLEVEL); 
} 
/* 
** func_down to responce to the iremote of down button  
** display the line active present and renew the line before 
*/ 
void ampvol_func_down(void) 
{ 
    if(index_y==5) 
        return; 
    index_y++; 
    ampvol_show_level(index_y-1,*lev_list[index_y-1],TOPLEVEL); 
    ampvol_show_level(index_y,*lev_list[index_y],TOPLEVEL);     
} 
/* 
** exit function : 
** 1.reset index_y to 0 
** 2.init osd to ready for other application 
**  
*/ 
void ampvol_exit(void) 
{ 
    index_y = 0; 
     
	osd_disable(); 
 
	full_scrn=0;   
 
	amp_enter_flag = 0; 
 
	osd_init(); 
} 
 
/* 
** 
*/ 
void ampvol_show_level(int id,INT8 level,BYTE total_level)  
{  
    BYTE i; 
    int pos; 
    BYTE buf[5]; 
 
    linebuf[0] = ' '; 
    linebuf[1] = '['; 
    pos = 2; 
 
    for(i=pos;i<level+pos;i++)  
		linebuf[i] = N_longbar; //long bar          
 
    for(i=level+pos;i<total_level-1+pos;i++)  
        linebuf[i] = N_shortbar; //short bar           
 
    linebuf[total_level-1+pos] = 0; 
 
    psprintf(RegionValStr[id+1],"] %02d",level); 
    strcat1(linebuf,RegionValStr[id+1]); 
    if(index_y==id) 
    { 
        strcpy(buf,_OsdMessegeFont1[osd_font_mode][STR_OS_DIR7]); 
        strcat1(linebuf,buf); 
    } 
 
    strcpy(RegionValStr[id+1], linebuf); 
    PrintOsdMsg(id_list[id], (id+1),0,1); 
}  
 
 
 
#endif //SVA_SAMPLE