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CompaqDisc/clock_app.c

Created May 2, 2022 20:50
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  1. CompaqDisc created this gist May 2, 2022.
    134 changes: 134 additions & 0 deletions clock_app.c
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    Original file line number Diff line number Diff line change
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    #include <furi.h>
    #include <furi_hal.h>

    #include <gui/elements.h>

    #include <gui/gui.h>
    #include <input/input.h>

    #define TAG "Clock"
    #define CLOCK_DATE_FORMAT "%.4d-%.2d-%.2d"
    #define CLOCK_TIME_FORMAT "%.2d:%.2d:%.2d"

    typedef enum {
    EventTypeTick,
    EventTypeKey,
    } EventType;

    typedef struct {
    EventType type;
    InputEvent input;
    } PluginEvent;

    typedef struct {
    FuriHalRtcDateTime datetime;
    } ClockState;

    static void clock_input_callback(InputEvent* input_event, osMessageQueueId_t event_queue) {
    furi_assert(event_queue);

    PluginEvent event = {.type = EventTypeKey, .input = *input_event};
    osMessageQueuePut(event_queue, &event, 0, osWaitForever);
    }

    static void clock_render_callback(Canvas* const canvas, void* ctx) {
    canvas_clear(canvas);
    canvas_set_color(canvas, ColorBlack);

    ClockState* state = (ClockState*)acquire_mutex((ValueMutex*)ctx, 25);

    char strings[2][20];

    sprintf(strings[0], CLOCK_DATE_FORMAT, state->datetime.year, state->datetime.month, state->datetime.day);
    sprintf(strings[1], CLOCK_TIME_FORMAT, state->datetime.hour, state->datetime.minute, state->datetime.second);

    release_mutex((ValueMutex*)ctx, state);
    canvas_set_font(canvas, FontBigNumbers);
    canvas_draw_str_aligned(canvas, 64, 32-16, AlignCenter, AlignCenter, strings[1]);
    canvas_set_font(canvas, FontSecondary);
    canvas_draw_str_aligned(canvas, 64, 42-8, AlignCenter, AlignTop, strings[0]);

    elements_button_left(canvas, "Alarms");
    elements_button_right(canvas, "Settings");
    }

    static void clock_state_init(ClockState* const state) {
    furi_hal_rtc_get_datetime(&state->datetime);
    }

    // Runs every 1000ms by default
    static void clock_tick(void* ctx) {
    furi_assert(ctx);
    osMessageQueueId_t event_queue = ctx;
    PluginEvent event = {.type = EventTypeTick};
    // It's OK to loose this event if system overloaded
    osMessageQueuePut(event_queue, &event, 0, 0);
    }

    int32_t clock_app_old(void* p) {
    osMessageQueueId_t event_queue = osMessageQueueNew(8, sizeof(PluginEvent), NULL);

    ClockState* plugin_state = malloc(sizeof(ClockState));
    clock_state_init(plugin_state);
    ValueMutex state_mutex;
    if (!init_mutex(&state_mutex, plugin_state, sizeof(ClockState))) {
    FURI_LOG_E(TAG, "cannot create mutex\r\n");
    free(plugin_state);
    return 255;
    }

    // Set system callbacks
    ViewPort* view_port = view_port_alloc();
    view_port_draw_callback_set(view_port, clock_render_callback, &state_mutex);
    view_port_input_callback_set(view_port, clock_input_callback, event_queue);
    osTimerId_t timer = osTimerNew(clock_tick, osTimerPeriodic, event_queue, NULL);
    osTimerStart(timer, osKernelGetTickFreq());

    // Open GUI and register view_port
    Gui* gui = furi_record_open("gui");
    gui_add_view_port(gui, view_port, GuiLayerFullscreen);

    // Main loop
    PluginEvent event;
    for (bool processing = true; processing;) {
    osStatus_t event_status = osMessageQueueGet(event_queue, &event, NULL, 100);
    ClockState* plugin_state = (ClockState*)acquire_mutex_block(&state_mutex);

    if (event_status == osOK) {
    // press events
    if (event.type == EventTypeKey) {
    if (event.input.type == InputTypeShort || event.input.type == InputTypeRepeat) {
    switch(event.input.key) {
    case InputKeyUp:
    case InputKeyDown:
    case InputKeyRight:
    case InputKeyLeft:
    case InputKeyOk:
    break;
    case InputKeyBack:
    // Exit the plugin
    processing = false;
    break;
    }
    }
    } else if(event.type == EventTypeTick) {
    furi_hal_rtc_get_datetime(&plugin_state->datetime);
    }
    } else {
    FURI_LOG_D(TAG, "osMessageQueue: event timeout");
    // event timeout
    }

    view_port_update(view_port);
    release_mutex(&state_mutex, plugin_state);
    }

    osTimerDelete(timer);
    view_port_enabled_set(view_port, false);
    gui_remove_view_port(gui, view_port);
    furi_record_close("gui");
    view_port_free(view_port);
    osMessageQueueDelete(event_queue);

    return 0;
    }