From 86fc52c157d1504c9a30f73fec669533496e99c3 Mon Sep 17 00:00:00 2001
From: Mikhail <ppdisk@mail.ru>
Date: Mon, 29 Apr 2024 20:12:24 +0300
Subject: [PATCH] Version 1.0

---
 Inc/DS_Button.h |  35 +++++++++++
 Src/DS_Button.c | 152 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 187 insertions(+)
 create mode 100644 Inc/DS_Button.h
 create mode 100644 Src/DS_Button.c

diff --git a/Inc/DS_Button.h b/Inc/DS_Button.h
new file mode 100644
index 0000000..f59e61a
--- /dev/null
+++ b/Inc/DS_Button.h
@@ -0,0 +1,35 @@
+#ifndef DS_BUTTON_H
+#define DS_BUTTON_H
+
+#include <stdbool.h>
+#include "stm32f0xx_hal.h"
+
+typedef struct DS_Button
+{
+    GPIO_TypeDef* Port;
+    uint16_t Pin;
+    bool Presed, Released, PresedLong, PresedLongLong;
+    uint32_t PrevTick, PressStartTick, PressStartTickLong;
+    uint8_t Storage;
+
+    bool FallingEdge, RisingEdge;
+}DS_Button;
+
+
+void DS_ButtonInit(DS_Button* Button, GPIO_TypeDef* Port, uint16_t Pin);
+
+void DS_ButtonUpdate(DS_Button* Button);
+
+bool DS_ButtonPressed(DS_Button* Button);
+
+bool DS_ButtonReleased(DS_Button* Button);
+
+bool DS_ButtonPressedLong(DS_Button* Button);
+
+bool DS_ButtonPressedLongLong(DS_Button* Button);
+
+bool DS_ButtonRisingEdge(DS_Button* Button);
+
+bool DS_ButtonFalingEdge(DS_Button* Button);
+
+#endif //DS_BUTTON_H
\ No newline at end of file
diff --git a/Src/DS_Button.c b/Src/DS_Button.c
new file mode 100644
index 0000000..138df20
--- /dev/null
+++ b/Src/DS_Button.c
@@ -0,0 +1,152 @@
+#include "../inc/DS_Button.h"
+
+void DS_ButtonInit(DS_Button* Button, GPIO_TypeDef *Port, uint16_t Pin)
+{
+    Button->Port = Port;
+    Button->Pin = Pin;
+    Button->Presed = false;
+    Button->PresedLong = false;
+    Button->PresedLongLong = false;
+    Button->Released = false;
+    Button->PrevTick = 0;
+    Button->PressStartTick = 0;
+    Button->PressStartTickLong = 0;
+    Button->Storage = 5;
+
+    Button->FallingEdge = false;
+    Button->RisingEdge = false;
+}
+
+void DS_ButtonUpdate(DS_Button *Button)
+{
+    uint32_t CurrentTick = HAL_GetTick();
+    if ((CurrentTick - Button->PrevTick) < 10)
+        return;
+    
+    Button->PrevTick = CurrentTick;
+
+    GPIO_PinState ButtonState = HAL_GPIO_ReadPin(Button->Port, Button->Pin);
+
+    if (ButtonState == GPIO_PIN_SET)
+    {
+        if (Button->Storage == 0)
+           Button->Storage +=5;
+        else if (Button->Storage <= 10)
+           Button->Storage +=1;
+
+
+        if (Button->PressStartTick == 0)
+            Button->PressStartTick = CurrentTick;
+        else if ((CurrentTick-Button->PressStartTick)>1000)
+            Button->PresedLong = true;
+
+        if (Button->PressStartTickLong == 0)
+            Button->PressStartTickLong = CurrentTick;
+        else if ((CurrentTick-Button->PressStartTickLong)>5000)
+            Button->PresedLongLong = true;
+
+        
+        
+    }
+    else
+    {
+        if (Button->Storage == 10)
+            Button->Storage -=5;
+
+        else if (Button->Storage > 0)
+            Button->Storage -=1;
+
+        Button->PressStartTick = 0;
+        Button->PresedLong = false;
+
+        Button->PressStartTickLong = 0;
+        Button->PresedLongLong = false;
+    }
+    
+    switch (Button->Storage)
+    {
+    case 0:
+        if (Button->Released == false)
+        {
+            Button->FallingEdge = true;
+        }
+        Button->Presed = false;
+        Button->Released = true;
+        break;
+
+    case 10:
+        if (Button->Presed == false)
+        {
+            Button->RisingEdge = true;
+        }
+        Button->Presed = true;
+        Button->Released = false;
+        break;
+    
+    default:
+        break;
+    }
+
+}
+
+bool DS_ButtonPressed(DS_Button *Button)
+{
+    if (Button->Presed)
+    {
+        return true;
+    }
+    return false;
+}
+
+bool DS_ButtonReleased(DS_Button *Button)
+{
+    if (Button->Released)
+    {
+        return true;
+    }
+    return false;
+}
+
+bool DS_ButtonPressedLong(DS_Button *Button)
+{
+    if (Button->PresedLong)
+    {
+        Button->PresedLong = false;
+        Button->PressStartTick = Button->PressStartTick + 500;
+        return true;
+    }
+    return false;
+}
+
+bool DS_ButtonPressedLongLong(DS_Button *Button)
+{
+    if (Button->PresedLongLong)
+    {
+        Button->PressStartTick = 0;
+        Button->PresedLongLong = false;
+        Button->PressStartTickLong = Button->PressStartTickLong+500;
+        return true;
+    }
+    return false;
+}
+
+bool DS_ButtonRisingEdge(DS_Button *Button)
+{
+    if (Button->RisingEdge)
+    {
+        Button->RisingEdge = false;
+        return true;
+    }
+    return false;
+}
+
+bool DS_ButtonFalingEdge(DS_Button *Button)
+{
+    if (Button->FallingEdge)
+    {
+        Button->FallingEdge = false;
+        return true;
+    }
+    
+    return false;
+}