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Patch #1048937 by Jacob Erlbeck, Metronome tap speed entry

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5468 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Linus Nielsen Feltzing 2004-11-26 13:31:40 +00:00
parent c30dcb8ad1
commit 569b998c5b
2 changed files with 131 additions and 64 deletions
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74
apps/plugins/metronome.c
View file

@ -26,22 +26,25 @@
#define METRONOME_PLAYPAUSE BUTTON_PLAY
#define METRONOME_VOL_UP BUTTON_UP
#define METRONOME_VOL_DOWN BUTTON_DOWN
#define METRONOME_TAP BUTTON_ON
#define METRONOME_MSG_START "press play"
#define METRONOME_MSG_STOP "press pause"
#elif CONFIG_KEYPAD == ONDIO_PAD
#define METRONOME_QUIT BUTTON_OFF
#define METRONOME_PLAYPAUSE BUTTON_MENU
#define METRONOME_PLAY_TAP BUTTON_MENU
#define METRONOME_PAUSE (BUTTON_MENU | BUTTON_REPEAT)
#define METRONOME_VOL_UP BUTTON_UP
#define METRONOME_VOL_DOWN BUTTON_DOWN
#define METRONOME_MSG_START "start: menu"
#define METRONOME_MSG_STOP "pause: menu"
#define METRONOME_MSG_STOP "pause: hold menu"
#elif CONFIG_KEYPAD == PLAYER_PAD
#define METRONOME_QUIT BUTTON_STOP
#define METRONOME_PLAYPAUSE BUTTON_PLAY
#define METRONOME_VOL_UP (BUTTON_ON | BUTTON_RIGHT)
#define METRONOME_VOL_DOWN (BUTTON_ON | BUTTON_LEFT)
#define METRONOME_TAP BUTTON_ON
#endif
static struct plugin_api* rb;
@ -55,6 +58,11 @@ static bool sound_paused = true;
static char buffer[30];
static bool reset_tap = false;
static int tap_count = 0;
static int tap_time = 0;
static int tap_timeout = 0;
/*tick sound from a metronome*/
static unsigned char sound[]={
255,251, 80,196, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@ -194,13 +202,19 @@ void change_volume(int delta){
void timer_callback(void){
if(minitick>=period){
minitick = 0;
if(!sound_active && !sound_paused){
if(!sound_active && !sound_paused && !tap_count){
play_tock();
}
}
else {
minitick++;
}
if (tap_count) {
tap_time++;
if (tap_count > 1 && tap_time > tap_timeout)
tap_count = 0;
}
}
void cleanup(void *parameter)
@ -212,8 +226,32 @@ void cleanup(void *parameter)
led(0);
}
enum plugin_status plugin_start(struct plugin_api* api, void* parameter){
void tap(void)
{
if (tap_count == 0) {
tap_time = 0;
}
else {
if (tap_time > 0) {
bpm = 61440/(tap_time/tap_count);
if (bpm > 400)
bpm = 400;
}
calc_period();
draw_display();
tap_timeout = (tap_count+2)*tap_time/tap_count;
}
tap_count++;
minitick = 0; /* sync tock to tapping */
reset_tap = false;
}
enum plugin_status plugin_start(struct plugin_api* api, void* parameter){
int button;
TEST_PLUGIN_API(api);
@ -232,6 +270,7 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter){
/* main loop */
while (true){
reset_tap = true;
button = rb->button_get(true);
@ -242,6 +281,22 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter){
cleanup(NULL);
return PLUGIN_OK;
#if CONFIG_KEYPAD == ONDIO_PAD
case METRONOME_PLAY_TAP:
if(sound_paused) {
sound_paused = false;
calc_period();
draw_display();
}
else
tap();
break;
case METRONOME_PAUSE:
if(!sound_paused)
sound_paused = true;
break;
#else
case METRONOME_PLAYPAUSE:
if(sound_paused)
sound_paused = false;
@ -250,6 +305,7 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter){
calc_period();
draw_display();
break;
#endif
case METRONOME_VOL_UP:
case METRONOME_VOL_UP | BUTTON_REPEAT:
@ -291,13 +347,23 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter){
draw_display();
break;
#if CONFIG_KEYPAD != ONDIO_PAD
case METRONOME_TAP:
tap();
break;
#endif
default:
if (rb->default_event_handler_ex(button, cleanup, NULL)
== SYS_USB_CONNECTED)
return PLUGIN_USB_CONNECTED;
reset_tap = false;
break;
}
if (reset_tap) {
tap_count = 0;
}
}
}
#endif /* #ifndef SIMULATOR */

1
docs/CREDITS
View file

@ -93,3 +93,4 @@ Jan Gajdos
Antoine Cellerier
Brian King
Jiri Jurecek
Jacob Erlbeck