diff --git a/movement/make/Makefile b/movement/make/Makefile index eedb7f9..582092f 100644 --- a/movement/make/Makefile +++ b/movement/make/Makefile @@ -130,6 +130,7 @@ SRCS += \ ../watch_faces/complication/couch_to_5k_face.c \ ../watch_faces/clock/minute_repeater_decimal_face.c \ ../watch_faces/complication/tuning_tones_face.c \ + ../watch_faces/sensor/minmax_face.c \ ../watch_faces/complication/kitchen_conversions_face.c \ ../watch_faces/complication/wordle_face.c \ ../watch_faces/complication/endless_runner_face.c \ diff --git a/movement/movement_faces.h b/movement/movement_faces.h index 1eb5671..f405a21 100644 --- a/movement/movement_faces.h +++ b/movement/movement_faces.h @@ -105,6 +105,7 @@ #include "couch_to_5k_face.h" #include "minute_repeater_decimal_face.h" #include "tuning_tones_face.h" +#include "minmax_face.h" #include "kitchen_conversions_face.h" #include "wordle_face.h" #include "endless_runner_face.h" diff --git a/movement/watch_faces/sensor/minmax_face.c b/movement/watch_faces/sensor/minmax_face.c new file mode 100644 index 0000000..82f3b7e --- /dev/null +++ b/movement/watch_faces/sensor/minmax_face.c @@ -0,0 +1,154 @@ +/* + * MIT License + * + * Copyright (c) 2023 Mark Blyth + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include +#include "minmax_face.h" +#include "thermistor_driver.h" +#include "watch.h" + + +static float _get_displayed_temperature_c(minmax_state_t *state){ + float min_temp = 1000; + float max_temp = -1000; + for(int i = 0; i < LOGGING_DATA_POINTS; i++){ + if(state->hourly_maxs[i] > max_temp){ + max_temp = state->hourly_maxs[i]; + } + if(state->hourly_mins[i] < min_temp){ + min_temp = state->hourly_mins[i]; + } + } + if(state->show_min) return min_temp; + return max_temp; +} + + +static void _minmax_face_log_data(minmax_state_t *logger_state) { + thermistor_driver_enable(); + size_t pos = (size_t) watch_rtc_get_date_time().unit.hour; + float temp_c = thermistor_driver_get_temperature(); + // If no data yet, initialise with current temperature + if(!logger_state->have_logged){ + logger_state->have_logged = true; + for(int i=0; ihourly_mins[i] = temp_c; + logger_state->hourly_maxs[i] = temp_c; + } + } + // On new hour, update lists to current temperature + else if(watch_rtc_get_date_time().unit.minute < 2){ + logger_state->hourly_mins[pos] = temp_c; + logger_state->hourly_maxs[pos] = temp_c; + } + // Log hourly highs and lows + else if(logger_state->hourly_mins[pos] > temp_c){ + logger_state->hourly_mins[pos] = temp_c; + } + else if(logger_state->hourly_maxs[pos] < temp_c){ + logger_state->hourly_maxs[pos] = temp_c; + } + thermistor_driver_disable(); +} + +static void _minmax_face_update_display(float temperature_c, bool in_fahrenheit) { + char buf[14]; + if (in_fahrenheit) { + sprintf(buf, "%4.0f#F", temperature_c * 1.8 + 32.0); + } else { + sprintf(buf, "%4.0f#C", temperature_c); + } + watch_display_string(buf, 4); +} + + +void minmax_face_setup(movement_settings_t *settings, uint8_t watch_face_index, void ** context_ptr) { + (void) settings; + (void) watch_face_index; + if (*context_ptr == NULL) { + *context_ptr = malloc(sizeof(minmax_state_t)); + memset(*context_ptr, 0, sizeof(minmax_state_t)); + } +} + + +void minmax_face_activate(movement_settings_t *settings, void *context) { + (void) settings; + minmax_state_t *state = (minmax_state_t *)context; + state->show_min = true; + watch_display_string("MN", 0); // Start with minimum temp +} + +bool minmax_face_loop(movement_event_t event, movement_settings_t *settings, void *context) { + minmax_state_t *state = (minmax_state_t *)context; + float temp_c; + + switch (event.event_type) { + case EVENT_ACTIVATE: + temp_c = _get_displayed_temperature_c(state); + _minmax_face_update_display(temp_c, settings->bit.use_imperial_units); + break; + + case EVENT_LIGHT_LONG_PRESS: + settings->bit.use_imperial_units = !settings->bit.use_imperial_units; + temp_c = _get_displayed_temperature_c(state); + _minmax_face_update_display(temp_c, settings->bit.use_imperial_units); + break; + + case EVENT_ALARM_BUTTON_UP: + state->show_min = !state->show_min; + if(state->show_min){ + watch_display_string("MN", 0); + } else { + watch_display_string("MX", 0); + } + temp_c = _get_displayed_temperature_c(state); + _minmax_face_update_display(temp_c, settings->bit.use_imperial_units); + break; + + case EVENT_TIMEOUT: + movement_move_to_face(0); + break; + case EVENT_BACKGROUND_TASK: + _minmax_face_log_data(state); + break; + default: + return movement_default_loop_handler(event, settings); + } + return true; +} + + +void minmax_face_resign(movement_settings_t *settings, void *context) { + (void) settings; + (void) context; +} + + +bool minmax_face_wants_background_task(movement_settings_t *settings, void *context) { + (void) settings; + (void) context; + // this will get called at the top of each minute; always request bg task + return true; +} diff --git a/movement/watch_faces/sensor/minmax_face.h b/movement/watch_faces/sensor/minmax_face.h new file mode 100644 index 0000000..1fd3c48 --- /dev/null +++ b/movement/watch_faces/sensor/minmax_face.h @@ -0,0 +1,69 @@ +/* + * MIT License + * + * Copyright (c) 2023 Mark Blyth + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef MINMAX_FACE_H_ +#define MINMAX_FACE_H_ + +#include "movement.h" +#include "watch.h" + +#define LOGGING_DATA_POINTS (24) + +/* + * Log for the min. and max. temperature over the last 24h. + * + * Temperature is logged once a minute, every minute. Results are + * stored, noting the highest and lowest temperatures observed within + * any given hour. The watch face then displays the minimum or maximum + * temperature recorded over the last 24h. + * + * A long press of the light button changes units between Celsius and + * Fahrenheit. Pressing the alarm button switches between displaying the + * minimum and maximum observed temperatures. If no buttons are pressed, + * the watch face will eventually time out and return home. + */ + +typedef struct { + bool show_min; + bool have_logged; + float hourly_mins[LOGGING_DATA_POINTS]; + float hourly_maxs[LOGGING_DATA_POINTS]; +} minmax_state_t; + +void minmax_face_setup(movement_settings_t *settings, uint8_t watch_face_index, void ** context_ptr); +void minmax_face_activate(movement_settings_t *settings, void *context); +bool minmax_face_loop(movement_event_t event, movement_settings_t *settings, void *context); +void minmax_face_resign(movement_settings_t *settings, void *context); +bool minmax_face_wants_background_task(movement_settings_t *settings, void *context); + +#define minmax_face ((const watch_face_t){ \ + minmax_face_setup, \ + minmax_face_activate, \ + minmax_face_loop, \ + minmax_face_resign, \ + minmax_face_wants_background_task, \ +}) + +#endif // MINMAX_FACE_H_ +