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319 lines
12 KiB
319 lines
12 KiB
#include <Arduino.h>
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#include "settings.h"
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#include "Log.h"
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#include "Button.h"
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#include "Cmd.h"
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#include "Port.h"
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#include "System.h"
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bool gButtonInitComplete = false;
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// Only enable those buttons that are not disabled (99 or >115)
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// 0 -> 39: GPIOs
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// 100 -> 115: Port-expander
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#if (NEXT_BUTTON >= 0 && NEXT_BUTTON <= 39)
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#define BUTTON_0_ENABLE
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#elif (NEXT_BUTTON >= 100 && NEXT_BUTTON <= 115)
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#define EXPANDER_0_ENABLE
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#endif
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#if (PREVIOUS_BUTTON >= 0 && PREVIOUS_BUTTON <= 39)
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#define BUTTON_1_ENABLE
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#elif (PREVIOUS_BUTTON >= 100 && PREVIOUS_BUTTON <= 115)
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#define EXPANDER_1_ENABLE
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#endif
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#if (PAUSEPLAY_BUTTON >= 0 && PAUSEPLAY_BUTTON <= 39)
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#define BUTTON_2_ENABLE
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#elif (PAUSEPLAY_BUTTON >= 100 && PAUSEPLAY_BUTTON <= 115)
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#define EXPANDER_2_ENABLE
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#endif
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#ifdef USEROTARY_ENABLE
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#if (ROTARYENCODER_BUTTON >= 0 && ROTARYENCODER_BUTTON <= 39)
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#define BUTTON_3_ENABLE
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#elif (ROTARYENCODER_BUTTON >= 100 && ROTARYENCODER_BUTTON <= 115)
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#define EXPANDER_3_ENABLE
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#endif
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#endif
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#if (BUTTON_4 >= 0 && BUTTON_4 <= 39)
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#define BUTTON_4_ENABLE
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#elif (BUTTON_4 >= 100 && BUTTON_4 <= 115)
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#define EXPANDER_4_ENABLE
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#endif
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#if (BUTTON_5 >= 0 && BUTTON_5 <= 39)
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#define BUTTON_5_ENABLE
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#elif (BUTTON_5 >= 100 && BUTTON_5 <= 115)
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#define EXPANDER_5_ENABLE
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#endif
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t_button gButtons[7]; // next + prev + pplay + rotEnc + button4 + button5 + dummy-button
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uint8_t gShutdownButton = 99; // Helper used for Neopixel: stores button-number of shutdown-button
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#ifdef PORT_EXPANDER_ENABLE
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extern bool Port_AllowReadFromPortExpander;
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#endif
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static volatile SemaphoreHandle_t Button_TimerSemaphore;
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hw_timer_t *Button_Timer = NULL;
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static void IRAM_ATTR onTimer();
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static void Button_DoButtonActions(void);
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void Button_Init() {
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#if (WAKEUP_BUTTON <= 39)
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esp_sleep_enable_ext0_wakeup((gpio_num_t)WAKEUP_BUTTON, 0);
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#endif
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#ifdef NEOPIXEL_ENABLE // Try to find button that is used for shutdown via longpress-action (only necessary for Neopixel)
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#if defined(BUTTON_0_ENABLE) || defined(EXPANDER_0_ENABLE)
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#if (BUTTON_0_LONG == CMD_SLEEPMODE)
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gShutdownButton = 0;
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#endif
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#endif
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#if defined(BUTTON_1_ENABLE) || defined(EXPANDER_1_ENABLE)
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#if (BUTTON_1_LONG == CMD_SLEEPMODE)
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gShutdownButton = 1;
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#endif
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#endif
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#if defined(BUTTON_2_ENABLE) || defined(EXPANDER_2_ENABLE)
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#if (BUTTON_2_LONG == CMD_SLEEPMODE)
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gShutdownButton = 2;
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#endif
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#endif
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#if defined(BUTTON_3_ENABLE) || defined(EXPANDER_3_ENABLE)
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#if (BUTTON_3_LONG == CMD_SLEEPMODE)
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gShutdownButton = 3;
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#endif
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#endif
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#if defined(BUTTON_4_ENABLE) || defined(EXPANDER_4_ENABLE)
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#if (BUTTON_4_LONG == CMD_SLEEPMODE)
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gShutdownButton = 4;
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#endif
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#endif
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#if defined(BUTTON_5_ENABLE) || defined(EXPANDER_5_ENABLE)
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#if (BUTTON_5_LONG == CMD_SLEEPMODE)
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gShutdownButton = 5;
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#endif
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#endif
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#endif
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// Activate internal pullups for all enabled buttons
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#ifdef BUTTON_0_ENABLE
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pinMode(NEXT_BUTTON, INPUT_PULLUP);
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#endif
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#ifdef BUTTON_1_ENABLE
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pinMode(PREVIOUS_BUTTON, INPUT_PULLUP);
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#endif
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#ifdef BUTTON_2_ENABLE
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pinMode(PAUSEPLAY_BUTTON, INPUT_PULLUP);
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#endif
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#ifdef BUTTON_3_ENABLE
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pinMode(ROTARYENCODER_BUTTON, INPUT_PULLUP);
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#endif
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#ifdef BUTTON_4_ENABLE
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pinMode(BUTTON_4, INPUT_PULLUP);
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#endif
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#ifdef BUTTON_5_ENABLE
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pinMode(BUTTON_5, INPUT_PULLUP);
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#endif
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// Create 1000Hz-HW-Timer (currently only used for buttons)
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Button_TimerSemaphore = xSemaphoreCreateBinary();
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Button_Timer = timerBegin(0, 240, true); // Prescaler: CPU-clock in MHz
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timerAttachInterrupt(Button_Timer, &onTimer, true);
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timerAlarmWrite(Button_Timer, 10000, true); // 100 Hz
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timerAlarmEnable(Button_Timer);
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}
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// If timer-semaphore is set, read buttons (unless controls are locked)
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void Button_Cyclic() {
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if (xSemaphoreTake(Button_TimerSemaphore, 0) == pdTRUE) {
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if (System_AreControlsLocked()) {
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return;
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}
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unsigned long currentTimestamp = millis();
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#ifdef PORT_EXPANDER_ENABLE
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Port_Cyclic();
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#endif
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// Buttons can be mixed between GPIO and port-expander.
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// But at the same time only one of them can be for example NEXT_BUTTON
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#if defined(BUTTON_0_ENABLE) || defined(EXPANDER_0_ENABLE)
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gButtons[0].currentState = Port_Read(NEXT_BUTTON);
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#endif
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#if defined(BUTTON_1_ENABLE) || defined(EXPANDER_1_ENABLE)
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gButtons[1].currentState = Port_Read(PREVIOUS_BUTTON);
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#endif
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#if defined(BUTTON_2_ENABLE) || defined(EXPANDER_2_ENABLE)
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gButtons[2].currentState = Port_Read(PAUSEPLAY_BUTTON);
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#endif
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#if defined(BUTTON_3_ENABLE) || defined(EXPANDER_3_ENABLE)
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gButtons[3].currentState = Port_Read(ROTARYENCODER_BUTTON);
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#endif
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#if defined(BUTTON_4_ENABLE) || defined(EXPANDER_4_ENABLE)
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gButtons[4].currentState = Port_Read(BUTTON_4);
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#endif
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#if defined(BUTTON_5_ENABLE) || defined(EXPANDER_5_ENABLE)
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gButtons[5].currentState = Port_Read(BUTTON_5);
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#endif
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// Iterate over all buttons in struct-array
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for (uint8_t i = 0; i < sizeof(gButtons) / sizeof(gButtons[0]); i++) {
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if (gButtons[i].currentState != gButtons[i].lastState && currentTimestamp - gButtons[i].lastPressedTimestamp > buttonDebounceInterval) {
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if (!gButtons[i].currentState) {
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gButtons[i].isPressed = true;
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gButtons[i].lastPressedTimestamp = currentTimestamp;
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if (!gButtons[i].firstPressedTimestamp) {
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gButtons[i].firstPressedTimestamp = currentTimestamp;
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}
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} else {
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gButtons[i].isReleased = true;
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gButtons[i].lastReleasedTimestamp = currentTimestamp;
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gButtons[i].firstPressedTimestamp = 0;
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}
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}
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gButtons[i].lastState = gButtons[i].currentState;
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}
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}
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gButtonInitComplete = true;
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Button_DoButtonActions();
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}
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// Do corresponding actions for all buttons
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void Button_DoButtonActions(void) {
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if (gButtons[0].isPressed && gButtons[1].isPressed) {
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gButtons[0].isPressed = false;
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gButtons[1].isPressed = false;
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Cmd_Action(BUTTON_MULTI_01);
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} else if (gButtons[0].isPressed && gButtons[2].isPressed) {
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gButtons[0].isPressed = false;
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gButtons[2].isPressed = false;
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Cmd_Action(BUTTON_MULTI_02);
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} else if (gButtons[0].isPressed && gButtons[3].isPressed) {
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gButtons[0].isPressed = false;
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gButtons[3].isPressed = false;
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Cmd_Action(BUTTON_MULTI_03);
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} else if (gButtons[0].isPressed && gButtons[4].isPressed) {
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gButtons[0].isPressed = false;
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gButtons[4].isPressed = false;
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Cmd_Action(BUTTON_MULTI_04);
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} else if (gButtons[0].isPressed && gButtons[5].isPressed) {
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gButtons[0].isPressed = false;
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gButtons[5].isPressed = false;
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Cmd_Action(BUTTON_MULTI_05);
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} else if (gButtons[1].isPressed && gButtons[2].isPressed) {
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gButtons[1].isPressed = false;
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gButtons[2].isPressed = false;
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Cmd_Action(BUTTON_MULTI_12);
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} else if (gButtons[1].isPressed && gButtons[3].isPressed) {
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gButtons[1].isPressed = false;
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gButtons[3].isPressed = false;
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Cmd_Action(BUTTON_MULTI_13);
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} else if (gButtons[1].isPressed && gButtons[4].isPressed) {
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gButtons[1].isPressed = false;
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gButtons[4].isPressed = false;
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Cmd_Action(BUTTON_MULTI_14);
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} else if (gButtons[1].isPressed && gButtons[5].isPressed) {
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gButtons[1].isPressed = false;
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gButtons[5].isPressed = false;
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Cmd_Action(BUTTON_MULTI_15);
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} else if (gButtons[2].isPressed && gButtons[3].isPressed) {
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gButtons[2].isPressed = false;
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gButtons[3].isPressed = false;
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Cmd_Action(BUTTON_MULTI_23);
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} else if (gButtons[2].isPressed && gButtons[4].isPressed) {
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gButtons[2].isPressed = false;
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gButtons[4].isPressed = false;
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Cmd_Action(BUTTON_MULTI_24);
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} else if (gButtons[2].isPressed && gButtons[5].isPressed) {
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gButtons[2].isPressed = false;
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gButtons[5].isPressed = false;
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Cmd_Action(BUTTON_MULTI_25);
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} else if (gButtons[3].isPressed && gButtons[4].isPressed) {
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gButtons[3].isPressed = false;
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gButtons[4].isPressed = false;
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Cmd_Action(BUTTON_MULTI_34);
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} else if (gButtons[3].isPressed && gButtons[5].isPressed) {
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gButtons[3].isPressed = false;
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gButtons[5].isPressed = false;
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Cmd_Action(BUTTON_MULTI_35);
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} else if (gButtons[4].isPressed && gButtons[5].isPressed) {
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gButtons[4].isPressed = false;
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gButtons[5].isPressed = false;
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Cmd_Action(BUTTON_MULTI_45);
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} else {
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for (uint8_t i = 0; i < sizeof(gButtons) / sizeof(gButtons[0]); i++) {
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if (gButtons[i].isPressed) {
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if (gButtons[i].lastReleasedTimestamp > gButtons[i].lastPressedTimestamp) {
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if (gButtons[i].lastReleasedTimestamp - gButtons[i].lastPressedTimestamp >= intervalToLongPress) {
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switch (i) { // Long-press-actions
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case 0:
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Cmd_Action(BUTTON_0_LONG);
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gButtons[i].isPressed = false;
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break;
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case 1:
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Cmd_Action(BUTTON_1_LONG);
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gButtons[i].isPressed = false;
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break;
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case 2:
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Cmd_Action(BUTTON_2_LONG);
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gButtons[i].isPressed = false;
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break;
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case 3:
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Cmd_Action(BUTTON_3_LONG);
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gButtons[i].isPressed = false;
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break;
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case 4:
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Cmd_Action(BUTTON_4_LONG);
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gButtons[i].isPressed = false;
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break;
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case 5:
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Cmd_Action(BUTTON_5_LONG);
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gButtons[i].isPressed = false;
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break;
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}
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} else {
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switch (i) { // Short-press-actions
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case 0:
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Cmd_Action(BUTTON_0_SHORT);
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gButtons[i].isPressed = false;
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break;
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case 1:
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Cmd_Action(BUTTON_1_SHORT);
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gButtons[i].isPressed = false;
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break;
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case 2:
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Cmd_Action(BUTTON_2_SHORT);
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gButtons[i].isPressed = false;
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break;
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case 3:
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Cmd_Action(BUTTON_3_SHORT);
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gButtons[i].isPressed = false;
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break;
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case 4:
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Cmd_Action(BUTTON_4_SHORT);
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gButtons[i].isPressed = false;
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break;
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case 5:
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Cmd_Action(BUTTON_5_SHORT);
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gButtons[i].isPressed = false;
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break;
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}
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}
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}
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}
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}
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}
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}
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void IRAM_ATTR onTimer() {
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xSemaphoreGiveFromISR(Button_TimerSemaphore, NULL);
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}
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