Init

Inc/UserInputButtonWatcher.h

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+//
+// Created by xemon on 16.11.22.
+//
+
+#ifndef UVEOS_ON_NATION_USERINPUTWATCHBUTTON_H
+#define UVEOS_ON_NATION_USERINPUTWATCHBUTTON_H
+
+#include <cmsis_os.h>
+#include "stdbool.h"
+#include "stdint.h"
+
+#include "GpioPinInterface.h"
+#include "UserInputButtonEvent.h"
+#include "UserButtonsInterface.h"
+
+typedef struct {
+    tGpioPin pin;
+    bool state;
+    uint32_t begin;
+    uint32_t previousBegin;
+    bool fired;
+    uint16_t buttonId;
+} tUserInputButtonWatch;
+
+typedef struct {
+    tUserInputButtonWatch *watches;
+    uint16_t watchesLimit;
+    uint16_t watchesCount;
+    uint32_t minimalDuration;
+    osMessageQueueId_t eventsOutQueue;
+} tUserInputButtonWatcher;
+
+void UserInputButtonWatcher_Init(
+        tUserInputButtonWatcher *env,
+        tUserInputButtonWatch *watchesMem,
+        uint16_t watchesLimit,
+        size_t eventsQueueLength
+);
+
+#define  UserInputButtonWatcher_InitStatic(ENV, MEM, LEN) UserInputButtonWatcher_Init(ENV, MEM , sizeof(MEM)/sizeof(tUserInputButtonWatch),LEN)
+
+bool UserInputButtonWatcher_Add(tUserInputButtonWatcher *env, tGpioPin pin, uint16_t id);
+
+void UserInputButtonWatcher_Check(tUserInputButtonWatcher *env);
+
+void UserInputButtonWatcher_Clear(tUserInputButtonWatcher *env);
+
+void UserInputButtonWatcher_SimulateButton(tUserInputButtonWatcher *env, uint16_t butId);
+
+bool UserInputButtonWatcher_GetNext(tUserInputButtonWatcher *env, tUserInputButtonEvent *next, uint32_t timeout);
+
+tUserButtonsInterface UserInputButtonWatcher_GetInterface(tUserInputButtonWatcher *env);
+
+#endif //UVEOS_ON_NATION_USERINPUTWATCHBUTTON_H

Src/UserInputButtonWatcher.c

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+#include "UserInputButtonWatcher.h"
+
+void UserInputButtonWatcher_Init(
+        tUserInputButtonWatcher *env,
+        tUserInputButtonWatch *watchesMem,
+        uint16_t watchesLimit,
+        size_t eventsQueueLength
+) {
+    env->minimalDuration = 50;
+    env->eventsOutQueue = osMessageQueueNew(eventsQueueLength, sizeof(tUserInputButtonEvent), NULL);
+    env->watchesCount = 0;
+    env->watches = watchesMem;
+    env->watchesLimit = watchesLimit;
+}
+
+bool UserInputButtonWatcher_Add(
+        tUserInputButtonWatcher *env,
+        tGpioPin pin,
+        uint16_t id
+) {
+    if (env->watchesCount >= env->watchesLimit) {
+        return false;
+    }
+
+    tUserInputButtonWatch *next = env->watches + env->watchesCount;
+
+    *next = (tUserInputButtonWatch) {
+            .begin=osKernelGetTickCount(),
+            .state= GpioPinGet(&pin),
+            .pin = pin,
+            .fired = true,
+            .buttonId = id,
+    };
+
+    ++env->watchesCount;
+
+    return true;
+}
+
+
+void UserInputButtonWatcher_CheckButton(tUserInputButtonWatcher *env, tUserInputButtonWatch *watch, uint32_t NOW) {
+    bool current = GpioPinGet(&watch->pin);
+
+    if (watch->state != current) {
+        if (watch->fired) {
+            watch->previousBegin = watch->begin;
+            watch->state = current;
+            watch->begin = NOW;
+            watch->fired = false;
+        } else {
+            watch->begin = watch->previousBegin;
+            watch->state = current;
+            watch->fired = true;
+        }
+    }
+
+    if (!watch->fired) {
+        uint32_t currentDuration = NOW - watch->begin;
+        if (currentDuration > env->minimalDuration) {
+
+            tUserInputButtonEvent event = {
+                    .buttonId =watch->buttonId,
+                    .duration = watch->begin - watch->previousBegin,
+                    .action = watch->state == false ? USER_INPUT_BUTTON_ACTION_RAISE
+                                                    : USER_INPUT_BUTTON_ACTION_FALL
+            };
+
+            watch->fired = true;
+            osMessageQueuePut(env->eventsOutQueue, &event, 0U, 100U);
+        }
+    }
+}
+
+void UserInputButtonWatcher_SimulateButton(tUserInputButtonWatcher *env, uint16_t butId) {
+    tUserInputButtonEvent event = {
+            .buttonId = butId,
+            .duration = 1000,
+            .action = USER_INPUT_BUTTON_ACTION_RAISE
+    };
+
+    osMessageQueuePut(env->eventsOutQueue, &event, 0U, 100U);
+}
+
+void UserInputButtonWatcher_Check(tUserInputButtonWatcher *env) {
+
+    uint32_t NOW = osKernelGetTickCount();
+
+    for (uint16_t watchIdx = 0; watchIdx < env->watchesCount; ++watchIdx) {
+        UserInputButtonWatcher_CheckButton(env, env->watches + watchIdx, NOW);
+    }
+}
+
+
+void UserInputButtonWatcher_Clear(tUserInputButtonWatcher *env) {
+    osMessageQueueReset(env->eventsOutQueue);
+}
+
+bool UserInputButtonWatcher_GetNext(tUserInputButtonWatcher *env, tUserInputButtonEvent *next, uint32_t timeout) {
+    return osMessageQueueGet(env->eventsOutQueue, next, 0, timeout) == osOK;
+}
+
+tUserButtonsInterface UserInputButtonWatcher_GetInterface(tUserInputButtonWatcher *env) {
+    tUserButtonsInterface result = {
+            .env = env,
+            .clear = (userButtonsCall) UserInputButtonWatcher_Clear,
+            .getNextEvent = (userButtonsNextEventCall) UserInputButtonWatcher_GetNext
+    };
+    return result;
+}

modular.json

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+{
+  "dep": [
+    {
+      "type": "git",
+      "provider": "NAVIGATOR_UVEOS_NATION_TELIT",
+      "repo": "UserInputEvent"
+    }
+  ],
+  "cmake": {
+    "inc_dirs": [
+      "Inc"
+    ],
+    "srcs": [
+      "Src/**.c"
+    ]
+  }
+}