diff options
Diffstat (limited to 'movement/watch_faces/thermistor/thermistor_readout_face.c')
-rw-r--r-- | movement/watch_faces/thermistor/thermistor_readout_face.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/movement/watch_faces/thermistor/thermistor_readout_face.c b/movement/watch_faces/thermistor/thermistor_readout_face.c new file mode 100644 index 00000000..5cee2e96 --- /dev/null +++ b/movement/watch_faces/thermistor/thermistor_readout_face.c @@ -0,0 +1,73 @@ +#include <stdlib.h> +#include <string.h> +#include "thermistor_readout_face.h" +#include "thermistor_driver.h" +#include "watch.h" + +void _thermistor_readout_face_update_display(bool in_fahrenheit) { + thermistor_driver_enable(); + float temperature_c = thermistor_driver_get_temperature(); + char buf[14]; + if (in_fahrenheit) { + sprintf(buf, "%4.1f#F", temperature_c * 1.8 + 32.0); + } else { + sprintf(buf, "%4.1f#C", temperature_c); + } + watch_display_string(buf, 4); + thermistor_driver_disable(); +} + +void thermistor_readout_face_setup(movement_settings_t *settings, void ** context_ptr) { + (void) settings; + (void) context_ptr; +} + +void thermistor_readout_face_activate(movement_settings_t *settings, void *context) { + (void) settings; + (void) context; + watch_display_string("TE", 0); +} + +bool thermistor_readout_face_loop(movement_event_t event, movement_settings_t *settings, void *context) { + (void) context; + watch_date_time date_time = watch_rtc_get_date_time(); + switch (event.event_type) { + case EVENT_MODE_BUTTON_UP: + movement_move_to_next_face(); + break; + case EVENT_LIGHT_BUTTON_DOWN: + movement_illuminate_led(); + break; + case EVENT_ALARM_BUTTON_UP: + settings->bit.use_imperial_units = !settings->bit.use_imperial_units; + _thermistor_readout_face_update_display(settings->bit.use_imperial_units); + break; + case EVENT_ACTIVATE: + // force a measurement to be taken immediately. + date_time.unit.second = 0; + // fall through + case EVENT_TICK: + if (date_time.unit.second % 5 == 4) { + // Not 100% on this, but I like the idea of using the signal indicator to indicate that we're sensing data. + // In this case we turn the indicator on a second before the reading is taken, and clear it when we're done. + // In reality the measurement takes a fraction of a second, but this is just to show something is happening. + watch_set_indicator(WATCH_INDICATOR_SIGNAL); + } else if (date_time.unit.second % 5 == 0) { + _thermistor_readout_face_update_display(settings->bit.use_imperial_units); + watch_clear_indicator(WATCH_INDICATOR_SIGNAL); + } + break; + case EVENT_TIMEOUT: + movement_move_to_face(0); + break; + default: + break; + } + + return true; +} + +void thermistor_readout_face_resign(movement_settings_t *settings, void *context) { + (void) settings; + (void) context; +} |