53 lines
1.9 KiB
C++
53 lines
1.9 KiB
C++
#include "buttons.h"
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#ifdef FEATURE_PHYSICAL_BUTTONS
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#include <bluefruit.h>
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extern BLEHidAdafruit blehid;
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static uint8_t physBtnMask = 0; // bitmask of currently-pressed physical buttons
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// Setup
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void setupPhysicalButtons() {
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// Release any held physical buttons before reconfiguring
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if (physBtnMask && Bluefruit.connected()) { blehid.mouseButtonRelease(); }
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physBtnMask = 0;
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if (BTN_LEFT_PIN != BTN_PIN_NONE) pinMode(BTN_LEFT_PIN, INPUT_PULLUP);
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if (BTN_RIGHT_PIN != BTN_PIN_NONE) pinMode(BTN_RIGHT_PIN, INPUT_PULLUP);
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if (BTN_MIDDLE_PIN != BTN_PIN_NONE) pinMode(BTN_MIDDLE_PIN, INPUT_PULLUP);
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bool any = (BTN_LEFT_PIN != BTN_PIN_NONE) || (BTN_RIGHT_PIN != BTN_PIN_NONE)
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|| (BTN_MIDDLE_PIN != BTN_PIN_NONE);
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if (any) {
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Serial.print("[BTN] L=");
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BTN_LEFT_PIN == BTN_PIN_NONE ? Serial.print("--") : Serial.print(BTN_LEFT_PIN);
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Serial.print(" R=");
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BTN_RIGHT_PIN == BTN_PIN_NONE ? Serial.print("--") : Serial.print(BTN_RIGHT_PIN);
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Serial.print(" M=");
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BTN_MIDDLE_PIN == BTN_PIN_NONE ? Serial.print("--") : Serial.print(BTN_MIDDLE_PIN);
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Serial.println();
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}
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}
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// Poll and report
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// Called every loop iteration (before rate limiter) for immediate response.
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// Uses active-low logic: INPUT_PULLUP, button connects pin to GND.
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void processPhysicalButtons() {
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if (!Bluefruit.connected()) return;
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uint8_t newMask = 0;
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if (BTN_LEFT_PIN != BTN_PIN_NONE && digitalRead(BTN_LEFT_PIN) == LOW) newMask |= MOUSE_BUTTON_LEFT;
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if (BTN_RIGHT_PIN != BTN_PIN_NONE && digitalRead(BTN_RIGHT_PIN) == LOW) newMask |= MOUSE_BUTTON_RIGHT;
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if (BTN_MIDDLE_PIN != BTN_PIN_NONE && digitalRead(BTN_MIDDLE_PIN) == LOW) newMask |= MOUSE_BUTTON_MIDDLE;
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if (newMask != physBtnMask) {
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physBtnMask = newMask;
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if (physBtnMask) blehid.mouseButtonPress(physBtnMask);
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else blehid.mouseButtonRelease();
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Serial.print("[BTN] mask=0x"); Serial.println(physBtnMask, HEX);
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}
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}
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#endif // FEATURE_PHYSICAL_BUTTONS
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