long size_screen(const char *msg, long min, long max) {
long size;
do {
size = num_input(msg);
if (size < min) logprintf("1size too small, lower limit is %ld", min);
if (size > max) logprintf("1size too big, upper limit is %ld", max);
} while ((size < min) || (size > max));
return size;
}
int Read()
{
VRAM = init_VRAM(); AllClr_VRAM( VRAM );
char * VRAM_A = init_VRAM(); AllClr_VRAM( VRAM_A );
char * VRAM_B = init_VRAM(); AllClr_VRAM( VRAM_B );
int total_page , page = 0 , i ,last_key_pressed=0;
char buff[1000] , statue_bar[100];
int auto_down = 0 , _auto = 0 , mark = 1 ;
int user_contrast = *p_contrast;
long auto_time = 0 ;
int msg_utf8 = 0;
auto_down = _auto = 0 ;
strcpy( txtname , fname );
TXT = fopen( txtname , "rb" ) ;
fseek(TXT , 0 , SEEK_END);
filesize = ftell( TXT );
total_page = divid();
memset( buff , 0x0 , 1000 );
load_mark( &page , total_page , 1 );
fseek( TXT , pagepos[page] , SEEK_SET );
fread( buff , pagepos[ page+1 ] - pagepos[ page ] , 1 , TXT );
AllFill_VRAM(VRAM_A,cl_bg);
PrintChStr( VRAM_A , 0 , 0 , buff , cl_fg , cl_bg );
PutDisp_DDVRAM( VRAM_A );
auto_down = 0 ;
while( 1 )
{
if(isKeyPressed(KEY_NSPIRE_SCRATCHPAD))
{
wait_no_key_pressed();
if(msg_utf8==0)
i = show_msgbox_3b( "提示" , "调用API必须保证文本为UTF-8编码，也就是此时用nNovel无法正常阅读，要继续吗？" , "确定" , "取消" ,"确定且不再提示" );
else
i = 1;
if( i == 3 )
{
i = 1;
msg_utf8 = 1;
}
if( i == 1 )
{
wait_no_key_pressed();
show_msgbox( "本页内容：" , buff );
}
}
if(isKeyPressed(KEY_NSPIRE_MULTIPLY))
{
if( is_cx && (*p_contrast)< 225)
(*p_contrast)++;
else if( (!is_cx) && (*p_contrast) < 0xc0 )
(*p_contrast)++;
}
else if(isKeyPressed(KEY_NSPIRE_DIVIDE))
{
if( is_cx && (*p_contrast)> 1 )
(*p_contrast)--;
else if( (!is_cx) && (*p_contrast) >50 )
(*p_contrast)--;
}
else if(isKeyPressed(KEY_NSPIRE_TAB))
{
i = num_input(VRAM , 30 , 30 , " ����ҳ��" );
if( i == -1) continue;
else if( i == 0 ){ page = 0;}
else if( i > total_page){ page = total_page;}
else page = i - 1;
memset( buff , 0x0 , 1000 );
fseek( TXT , pagepos[page] , SEEK_SET );
fread( buff , pagepos[ page +1 ] - pagepos[ page ] , 1 , TXT );
AllFill_VRAM(VRAM_A,cl_bg);
PrintChStr( VRAM_A , 0 , 0 , buff , cl_fg , cl_bg );
PutDisp_DDVRAM( VRAM_A );
wait_no_key_pressed();
}
else if(isKeyPressed(KEY_NSPIRE_DOC))
{
save_mark( page , total_page , 0 );
wait_no_key_pressed();
}
else if(isKeyPressed(KEY_NSPIRE_MENU))
{
load_mark( &page , total_page , 0 );
memset( buff , 0x0 , 1000 );
fseek( TXT , pagepos[page] , SEEK_SET );
fread( buff , pagepos[ page +1 ] - pagepos[ page ] , 1 , TXT );
AllFill_VRAM(VRAM_B,cl_bg);
PrintChStr( VRAM_A , 0 , 0 , buff , cl_fg , cl_bg );
PutDisp_DDVRAM( VRAM_A );
wait_no_key_pressed();
}
else if(isKeyPressed(KEY_NSPIRE_SHIFT))
{
if(cl_bg == 15)
{
cl_fg = 15;
cl_bg = 0;
}
else
{
cl_fg = 0;
cl_bg = 15;
}
memset( buff , 0x0 , 1000 );
fseek( TXT , pagepos[page] , SEEK_SET );
fread( buff , pagepos[ page +1 ] - pagepos[ page ] , 1 , TXT );
AllFill_VRAM(VRAM_A,cl_bg);
PrintChStr( VRAM_A , 0 , 0 , buff , cl_fg , cl_bg );
PutDisp_DDVRAM( VRAM_A );
wait_no_key_pressed();
}
if((*p_RTC - auto_time)%(_auto) != 0)
mark = 0;
if( ( isKeyPressed(KEY_NSPIRE_DOWN ) || isKeyPressed(KEY_NSPIRE_MINUS )|| auto_down == 1 )&& page < total_page )
{
auto_down = 0;
page++;
memset( buff , 0x0 , 1000 );
fseek( TXT , pagepos[page] , SEEK_SET );
fread( buff , pagepos[ page +1 ] - pagepos[ page ] , 1 , TXT );
if( cl_bg != 15 )
AllFill_VRAM(VRAM_B,cl_bg);
else
AllClr_VRAM(VRAM_B);
PrintChStr( VRAM_B , 0 , 0 , buff , cl_fg , cl_bg );
if( config.show_page_slide == 1 )
slide_down(statue_bar , VRAM_A , VRAM_B , 1 );
else
{
Fill_Rect_VRAM( VRAM_B , 0 , 224 , 320 , 240 , 0 );
PrintChStr( VRAM_B , 0 , 224 , statue_bar , 15 , 0 );
PutDisp_DDVRAM(VRAM_B);
for( i=0 ; i<=FIRST_KEY_WAIT ; i++ )
{
if((!isKeyPressed(KEY_NSPIRE_DOWN )|| isKeyPressed(KEY_NSPIRE_MINUS )))
break;
if(last_key_pressed)
break;
sleep(1);
if( i == FIRST_KEY_WAIT )
last_key_pressed = 1;
}
}
memcpy(VRAM_A,VRAM_B,SCREEN_BYTES_SIZE);
}
else if( isKeyPressed(KEY_NSPIRE_UP )|| isKeyPressed(KEY_NSPIRE_PLUS ) )
{
if( page == 0 )
continue;
page --;
memset( buff , 0x0 , 1000 );
fseek( TXT , pagepos[page] , SEEK_SET );
fread( buff , pagepos[ page +1 ] - pagepos[ page ], 1 , TXT );
AllFill_VRAM(VRAM_B,cl_bg);
PrintChStr( VRAM_B , 0 , 0 , buff , cl_fg , cl_bg );
if( config.show_page_slide == 1 )
slide_up( statue_bar , VRAM_B , VRAM_A , 1 );
else
{
Fill_Rect_VRAM( VRAM_B , 0 , 224 , 320 , 240 , 0 );
PrintChStr( VRAM_B , 0 , 224 , statue_bar , 15 , 0 );
PutDisp_DDVRAM(VRAM_B);
for( i=0 ; i<=FIRST_KEY_WAIT ; i++ )
{
if((!isKeyPressed(KEY_NSPIRE_UP )|| isKeyPressed(KEY_NSPIRE_PLUS )))
break;
if(last_key_pressed)
break;
sleep(1);
if( i == FIRST_KEY_WAIT )
last_key_pressed = 1;
}
}
memcpy(VRAM_A,VRAM_B,SCREEN_BYTES_SIZE);
}
else
last_key_pressed = 0;
memcpy(VRAM,VRAM_A,SCREEN_BYTES_SIZE);
Fill_Rect_VRAM( VRAM , 0 , 224 , 320 , 240 , 0 );
if( config.show_time )
{
update_time();
if( config.show_second )
sprintf(statue_bar , " %d%d:%d%d:%d%d %5d/%5d %4s", time.hour/10 , time.hour%10 , time.minute/10, time.minute%10 , time.second/10 , time.second%10 , page +1 , total_page +1 , _auto == 0?"":"Auto");
else
sprintf(statue_bar , " %d%d:%d%d %5d/%5d %4s", time.hour/10 , time.hour%10 , time.minute/10, time.minute%10 , page +1 , total_page +1 ,_auto == 0?"":"Auto");
}
else
{
sprintf(statue_bar , " %5d/%5d", page +1 , total_page +1 );
}
PrintChStr( VRAM , 0 , 224 , statue_bar , 15 , 0 );
// DrawMiniString_VRAM(VRAM , 0 , 228 , statue_bar , 15 , 0 );
PutDisp_DDVRAM(VRAM);
if( ! config.show_time )
{
if( !(isKeyPressed(KEY_NSPIRE_UP)||isKeyPressed(KEY_NSPIRE_DOWN)) )
wait_key_pressed();
}
if( isKeyPressed(KEY_NSPIRE_ESC))
{
if(isKeyPressed(KEY_NSPIRE_CTRL))
goto exit;
switch(menu(VRAM,10,10," �˵�\nҳ����ת(Tab)\n�Զ���ҳ\n��ȡ��ǩ(menu)\n������ǩ(doc)\n����\nҹ��ģʽ(shift)\n�����ǩ��ҳ���˳�\n����API�鿴��ҳ(��ǩ��)\n�˳�(ctrl+esc)\n","\n������λ����ת������λ��\n����/�ر��Զ���ҳ\n����ǩ�ļ��ж�ȡ����\n����ǩ�ļ���д�����\n�鿴��������\n����ҹ��ģʽ(��ɫ)\n��������ɵ�������ǩ�ͷ�ҳ�Ľ���ļ�\n����MsgBox����ʾ��ҳ����\n�˳�����\n") )
{
case 1://ҳ����ת
{
i = num_input(SCREEN_BASE_ADDRESS , 30 , 30 , " ����ҳ��" );
if( i == -1) break;
else if( i == 0 ){ page = 0;}
else if( i > total_page){ page = total_page;}
else page = i - 1;
memset( buff , 0x0 , 1000 );
fseek( TXT , pagepos[page] , SEEK_SET );
fread( buff , pagepos[ page +1 ] - pagepos[ page ] , 1 , TXT );
AllFill_VRAM(VRAM_A,cl_bg);
PrintChStr( VRAM_A , 0 , 0 , buff , cl_fg , cl_bg );
PutDisp_DDVRAM( VRAM_A );
break;
}
case 2://�Զ���ҳ
{
if( _auto != 0 )
{
_auto = 0 ;
mark = 1;
break;
}
_auto = num_input( SCREEN_BASE_ADDRESS , 30 , 30 , "��������" );
if(_auto == -1)
_auto = 0;
auto_time = *p_RTC;
break;
}
case 3: //��ȡ��ǩ
{
load_mark( &page , total_page , 0 );
memset( buff , 0x0 , 1000 );
fseek( TXT , pagepos[page] , SEEK_SET );
fread( buff , pagepos[ page +1 ] - pagepos[ page ] , 1 , TXT );
AllFill_VRAM(VRAM_B,cl_bg);
PrintChStr( VRAM_A , 0 , 0 , buff , cl_fg , cl_bg );
PutDisp_DDVRAM( VRAM_A );
break;
}
case 4: save_mark( page , total_page , 0 );break;//������ǩ
case 5: //����
{
setup_config();
memset( buff , 0x0 , 1000 );
fseek( TXT , pagepos[page] , SEEK_SET );
fread( buff , pagepos[ page +1 ] - pagepos[ page ] , 1 , TXT );
AllFill_VRAM(VRAM_A,cl_bg);
PrintChStr( VRAM_A , 0 , 0 , buff , cl_fg , cl_bg );
PutDisp_DDVRAM( VRAM_A );
break;
}
case 6: //��ɫ
{
if(cl_bg == 15)
{
cl_fg = 15;
cl_bg = 0;
}
else
{
cl_fg = 0;
cl_bg = 15;
}
memset( buff , 0x0 , 1000 );
fseek( TXT , pagepos[page] , SEEK_SET );
fread( buff , pagepos[ page +1 ] - pagepos[ page ] , 1 , TXT );
AllFill_VRAM(VRAM_A,cl_bg);
PrintChStr( VRAM_A , 0 , 0 , buff , cl_fg , cl_bg );
PutDisp_DDVRAM( VRAM_A );
break;
}
case 7: //�����ǩ
{
char path[ 50 ];
for( i = 0 ; i < strlen(txtname) - 8 ; i ++ )
path[i] = txtname[i] ;
path[ i ] = 0;
strcat( path , ".div" );
remove(path);
for( i = 0 ; i < strlen(txtname) - 8 ; i ++ )
path[i] = txtname[i] ;
path[ i ] = 0;
strcat( path , ".sav" );
remove(path);
goto exit2;
}
case 8://API
{
wait_no_key_pressed();
if(msg_utf8==0)
i = show_msgbox_3b( "提示" , "调用API必须保证文本为UTF-8编码，也就是此时用nNovel无法正常阅读，要继续吗？" , "确定" , "取消" ,"确定且不再提示" );
else
i = 1;
if( i == 3 )
{
i = 1;
msg_utf8 = 1;
}
if( i == 1 )
{
wait_no_key_pressed();
show_msgbox( "本页内容：" , buff );
break;
}
else
break;
}
case 9: goto exit;//�˳�
default :wait_no_key_pressed();break;
}
wait_no_key_pressed();
}
if( config.auto_save )
if( page%config.auto_save_time==0 )
save_mark( page , total_page , 1 );
if( (*p_RTC - auto_time)%(_auto) == 0 && mark == 0)
{
mark = 1 ;
auto_down = 1 ;
auto_time = *p_RTC;
}
}
exit:
save_mark( page , total_page , 1 );
exit2:
* p_contrast = user_contrast;
fclose( TXT );
close_VRAM( VRAM_A );close_VRAM( VRAM_B );
close_VRAM( VRAM );
return 0;
}
