[FL-3846] Event Loop Timers

.pvsconfig

@@ -3,10 +3,12 @@
 //-V:M_EACH:1048,1044
 //-V:ARRAY_DEF:760,747,568,776,729,712,654,1103
 //-V:LIST_DEF:760,747,568,712,729,654,776,1103
+//-V:LIST_DUAL_PUSH_DEF:524,760,774
 //-V:BPTREE_DEF2:779,1086,557,773,512
 //-V:DICT_DEF2:779,524,776,760,1044,1001,729,590,568,747,685,1103
 //-V:ALGO_DEF:1048,747,1044
 //-V:TUPLE_DEF2:524,590,1001,760
+//-V:DEQUE_DEF:658,747,760
 
 # Non-severe malloc/null pointer deref warnings
 //-V::522:2,3
@@ -43,4 +45,4 @@
 //-V:with_view_model:1044,1048
 
 # Examples
-//V_EXCLUDE_PATH applications/examples/
+//V_EXCLUDE_PATH applications/examples/

applications/debug/event_loop_blink_test/application.fam

@@ -0,0 +1,10 @@
+App(
+    appid="event_loop_blink_test",
+    name="Event Loop Blink Test",
+    apptype=FlipperAppType.DEBUG,
+    entry_point="event_loop_blink_test_app",
+    requires=["input"],
+    stack_size=1 * 1024,
+    order=20,
+    fap_category="Debug",
+)

applications/debug/event_loop_blink_test/event_loop_blink_test.c

@@ -0,0 +1,165 @@
+#include <furi.h>
+#include <furi_hal_resources.h>
+
+#include <gui/gui.h>
+#include <gui/elements.h>
+#include <gui/view_port.h>
+
+#include <input/input.h>
+
+#define TAG "EventLoopBlinkTest"
+
+#define TIMER_COUNT (6U)
+
+typedef struct {
+    FuriEventLoop* event_loop;
+    FuriMessageQueue* input_queue;
+    FuriEventLoopTimer* timers[TIMER_COUNT];
+} EventLoopBlinkTestApp;
+
+static const GpioPin* blink_gpio_pins[] = {
+    &gpio_ext_pa7,
+    &gpio_ext_pa6,
+    &gpio_ext_pa4,
+    &gpio_ext_pb3,
+    &gpio_ext_pb2,
+    &gpio_ext_pc3,
+};
+
+static_assert(COUNT_OF(blink_gpio_pins) == TIMER_COUNT);
+
+static const uint32_t timer_intervals[] = {
+    320,
+    750,
+    1000,
+    500,
+    150,
+    210,
+};
+
+static_assert(COUNT_OF(timer_intervals) == TIMER_COUNT);
+
+static void blink_gpio_init(void) {
+    for(size_t i = 0; i < TIMER_COUNT; ++i) {
+        furi_hal_gpio_init_simple(blink_gpio_pins[i], GpioModeOutputPushPull);
+    }
+
+    furi_hal_gpio_init_simple(&gpio_ext_pc0, GpioModeOutputPushPull);
+}
+
+static void blink_gpio_deinit(void) {
+    for(size_t i = 0; i < TIMER_COUNT; ++i) {
+        furi_hal_gpio_init_simple(blink_gpio_pins[i], GpioModeAnalog);
+    }
+
+    furi_hal_gpio_init_simple(&gpio_ext_pc0, GpioModeAnalog);
+}
+
+static void view_port_draw_callback(Canvas* canvas, void* context) {
+    UNUSED(context);
+    canvas_clear(canvas);
+    elements_text_box(
+        canvas,
+        0,
+        0,
+        canvas_width(canvas),
+        canvas_height(canvas),
+        AlignCenter,
+        AlignCenter,
+        "\e#Event Loop Timers Test\e#\n"
+        "Press buttons\n"
+        "to enable or disable timers\n"
+        "\e#Exit\e# = long press \e#Back\e#",
+        false);
+}
+
+static void view_port_input_callback(InputEvent* input_event, void* context) {
+    EventLoopBlinkTestApp* app = context;
+    furi_message_queue_put(app->input_queue, input_event, 0);
+}
+
+static bool input_queue_callback(FuriMessageQueue* queue, void* context) {
+    EventLoopBlinkTestApp* app = context;
+
+    InputEvent event;
+    FuriStatus status = furi_message_queue_get(queue, &event, FuriWaitForever);
+    furi_assert(status == FuriStatusOk);
+
+    if(event.type == InputTypeShort) {
+        const size_t timer_idx = event.key;
+        furi_assert(timer_idx < TIMER_COUNT);
+
+        FuriEventLoopTimer* timer = app->timers[timer_idx];
+
+        if(furi_event_loop_timer_is_running(timer)) {
+            furi_event_loop_timer_stop(timer);
+        } else {
+            furi_event_loop_timer_restart(timer);
+        }
+
+    } else if(event.type == InputTypeLong) {
+        if(event.key == InputKeyBack) {
+            furi_event_loop_stop(app->event_loop);
+        }
+    }
+
+    return true;
+}
+
+static void blink_timer_callback(void* context) {
+    const GpioPin* gpio = blink_gpio_pins[(size_t)context];
+    furi_hal_gpio_write(gpio, !furi_hal_gpio_read(gpio));
+}
+
+static void event_loop_tick_callback(void* context) {
+    UNUSED(context);
+    furi_hal_gpio_write(&gpio_ext_pc0, !furi_hal_gpio_read(&gpio_ext_pc0));
+}
+
+int32_t event_loop_blink_test_app(void* arg) {
+    UNUSED(arg);
+
+    blink_gpio_init();
+
+    EventLoopBlinkTestApp app;
+
+    app.event_loop = furi_event_loop_alloc();
+    app.input_queue = furi_message_queue_alloc(3, sizeof(InputEvent));
+
+    for(size_t i = 0; i < TIMER_COUNT; ++i) {
+        app.timers[i] = furi_event_loop_timer_alloc(
+            app.event_loop, blink_timer_callback, FuriEventLoopTimerTypePeriodic, (void*)i);
+        furi_event_loop_timer_start(app.timers[i], timer_intervals[i]);
+    }
+
+    ViewPort* view_port = view_port_alloc();
+    view_port_draw_callback_set(view_port, view_port_draw_callback, &app);
+    view_port_input_callback_set(view_port, view_port_input_callback, &app);
+
+    Gui* gui = furi_record_open(RECORD_GUI);
+    gui_add_view_port(gui, view_port, GuiLayerFullscreen);
+
+    furi_event_loop_tick_set(app.event_loop, 500, event_loop_tick_callback, &app);
+    furi_event_loop_message_queue_subscribe(
+        app.event_loop, app.input_queue, FuriEventLoopEventIn, input_queue_callback, &app);
+
+    furi_event_loop_run(app.event_loop);
+
+    gui_remove_view_port(gui, view_port);
+    view_port_free(view_port);
+
+    furi_record_close(RECORD_GUI);
+
+    furi_event_loop_message_queue_unsubscribe(app.event_loop, app.input_queue);
+    furi_message_queue_free(app.input_queue);
+
+    for(size_t i = 0; i < TIMER_COUNT; ++i) {
+        furi_event_loop_timer_free(app.timers[i]);
+    }
+
+    furi_event_loop_free(app.event_loop);
+
+    blink_gpio_deinit();
+
+    return 0;
+}