feat(touch): implementar doble clic para cambiar pantalla, clic simple para pantalla completa y clic largo para configuracion con inmunidad a toques fantasma

sketch/obd2_gauge/XPT2046_TouchscreenSOFTSPI.cpp

@@ -22,8 +22,8 @@
 
 #include "XPT2046_TouchscreenSOFTSPI.h"
 
-#define Z_THRESHOLD     65
+#define Z_THRESHOLD     180
-#define Z_THRESHOLD_INT	50
+#define Z_THRESHOLD_INT	100
 #define MSEC_THRESHOLD  3
 #define SPI_SETTING     SPISettings(2000000, MSBFIRST, SPI_MODE0)
 

sketch/obd2_gauge/obd2_gauge.ino

@@ -573,9 +573,10 @@ void loop() {
   }
 
   // SCAN TOUCHSCREEN & BUTTON
-  // - Single tap on a quadrant in 4-quadrant view: switches to full screen for that quadrant
+  // - Double click: switch screen page (Page 0 <-> Page 1) with slide animation
-  // - Single tap anywhere in full screen view: returns to 4-quadrant view
+  // - Single click: toggle fullscreen for tapped quadrant (or refresh sensors on Tri-Temp)
-  // - Long press (> 1s) on screen OR holding selector button: opens configuration menu
+  // - Long press (> 1s): open configuration menu
+  // - Physical selector button: open configuration menu
   uint16_t touchX = 0, touchY = 0;
   bool isTouched = getTouch(&touchX, &touchY);
   bool btnPressed = (digitalRead(SELECTOR_PIN) == LOW);
@@ -590,9 +591,15 @@ void loop() {
   static uint16_t lastTouchX = 0, lastTouchY = 0;
   static bool longPressHandled = false;
 
+  // Double-tap state machine
+  static bool waitingForDoubleTap = false;
+  static uint32_t firstTapReleaseTime = 0;
+  static uint16_t firstTapX = 0, firstTapY = 0;
+
   if (btnPressed) {
     delay(50);
     if (digitalRead(SELECTOR_PIN) == LOW) {
+      waitingForDoubleTap = false;
       touchBeep();
       configMenu();
       waitForTouchRelease();
@@ -608,113 +615,94 @@ void loop() {
       lastTouchX = touchX;
       lastTouchY = touchY;
       longPressHandled = false;
-      touchBeep(); // Crisp acoustic feedback on touch screen press!
     } else {
-      // Keep tracking coordinates while held to ensure stable swipe/quadrant detection
       lastTouchX = touchX;
       lastTouchY = touchY;
 
-      int16_t liveDeltaX = (int16_t)lastTouchX - (int16_t)touchStartX;
+      // Long press check: finger held stationary for > 1000ms
-      int16_t liveDeltaY = (int16_t)lastTouchY - (int16_t)touchStartY;
+      int16_t currentDistX = abs((int16_t)lastTouchX - (int16_t)touchStartX);
+      int16_t currentDistY = abs((int16_t)lastTouchY - (int16_t)touchStartY);
 
-      // FAST LIVE SWIPE DETECTION:
+      if (!longPressHandled && (millis() - touchStartTime > 1000) && currentDistX < 35 && currentDistY < 35) {
-      // Trigger immediately as soon as finger moves >= 28px horizontally (no need to lift or press hard)
+        longPressHandled = true;
-      if (!longPressHandled) {
+        waitingForDoubleTap = false;
-        if (liveDeltaX < -28 && abs(liveDeltaY) < 85) {
+        touchBeep(); // Confirmation chirp
-          // SWIPE LEFT: Page 0 -> Page 1 (Tri-Temperature Screen)
+        configMenu();
-          longPressHandled = true;
+        waitForTouchRelease();
-          if (fullScreenCell != -1) {
+        lastActivityTime = millis();
-            fullScreenCell = -1;
+        initScreen();
-          }
+        isTouching = false;
-          if (currentScreenPage == 0) {
-            animateSlideTransition(true);
-            currentScreenPage = 1;
-            initScreen();
-          }
-          waitForTouchRelease();
-          isTouching = false;
-          lastActivityTime = millis();
-        } else if (liveDeltaX > 28 && abs(liveDeltaY) < 85) {
-          // SWIPE RIGHT: Page 1 -> Page 0 (4 Quadrants)
-          longPressHandled = true;
-          if (fullScreenCell != -1) {
-            fullScreenCell = -1;
-          }
-          if (currentScreenPage == 1) {
-            animateSlideTransition(false);
-            currentScreenPage = 0;
-            initScreen();
-          }
-          waitForTouchRelease();
-          isTouching = false;
-          lastActivityTime = millis();
-        } else if ((millis() - touchStartTime > 1000) && abs(liveDeltaX) < 20 && abs(liveDeltaY) < 20) {
-          // Long press (> 1s) held stationary: Open Config Menu immediately!
-          longPressHandled = true;
-          touchBeep(); // Confirmation chirp
-          configMenu();
-          waitForTouchRelease();
-          lastActivityTime = millis();
-          initScreen();
-          isTouching = false;
-        }
       }
     }
   } else {
-    // Touch / button released
+    // Touch released
     if (isTouching) {
       isTouching = false;
+      uint32_t pressDuration = millis() - touchStartTime;
 
       if (!longPressHandled) {
-        int16_t deltaX = (int16_t)lastTouchX - (int16_t)touchStartX;
+        int16_t deltaX = abs((int16_t)lastTouchX - (int16_t)touchStartX);
-        int16_t deltaY = (int16_t)lastTouchY - (int16_t)touchStartY;
+        int16_t deltaY = abs((int16_t)lastTouchY - (int16_t)touchStartY);
 
-        // Quick flick swipe fallback in case finger was lifted very rapidly
+        // Anti-noise: require at least 30ms of contact and displacement < 40px (clean tap)
-        if (deltaX < -25 && abs(deltaY) < 85) {
+        if (pressDuration >= 30 && deltaX < 40 && deltaY < 40) {
-          // SWIPE LEFT: Page 0 -> Page 1 (Tri-Temperature Screen)
+          touchBeep(); // Crisp acoustic feedback on confirmed tap!
-          if (fullScreenCell != -1) {
+
-            fullScreenCell = -1;
+          if (waitingForDoubleTap && (millis() - firstTapReleaseTime <= 400)) {
-          }
+            // DOUBLE CLICK DETECTED: Switch Screen Page!
-          if (currentScreenPage == 0) {
+            waitingForDoubleTap = false;
-            animateSlideTransition(true);
+
-            currentScreenPage = 1;
+            if (fullScreenCell != -1) {
-            initScreen();
-          }
-        } else if (deltaX > 25 && abs(deltaY) < 85) {
-          // SWIPE RIGHT: Page 1 -> Page 0 (4 Quadrants)
-          if (fullScreenCell != -1) {
-            fullScreenCell = -1;
-          }
-          if (currentScreenPage == 1) {
-            animateSlideTransition(false);
-            currentScreenPage = 0;
-            initScreen();
-          }
-        } else {
-          // Valid TAP detected!
-          if (currentScreenPage == 0) {
-            if (fullScreenCell == -1) {
-              // Switch to full screen for tapped quadrant
-              int quad = (lastTouchX < 160) ? ((lastTouchY < 120) ? 0 : 2) : ((lastTouchY < 120) ? 1 : 3);
-              fullScreenCell = quad;
-            } else {
-              // Return to 4 quadrants view
               fullScreenCell = -1;
             }
-            initScreen();
+
+            if (currentScreenPage == 0) {
+              animateSlideTransition(true);
+              currentScreenPage = 1;
+              initScreen();
+            } else {
+              animateSlideTransition(false);
+              currentScreenPage = 0;
+              initScreen();
+            }
+            waitForTouchRelease();
+            lastActivityTime = millis();
           } else {
-            // Tap on Tri-Temp screen: immediate sensor refresh
+            // First tap of a potential double click: start waiting window
-            updateTriTempSensors(true);
+            waitingForDoubleTap = true;
+            firstTapReleaseTime = millis();
+            firstTapX = lastTouchX;
+            firstTapY = lastTouchY;
           }
         }
-        waitForTouchRelease(); // Clear mechanical bounce on release
       }
     }
+
+    // Check if double-tap timeout has expired -> execute SINGLE CLICK action!
+    if (waitingForDoubleTap && (millis() - firstTapReleaseTime > 400)) {
+      waitingForDoubleTap = false;
+
+      if (currentScreenPage == 0) {
+        if (fullScreenCell == -1) {
+          // Switch to full screen for tapped quadrant
+          int quad = (firstTapX < 160) ? ((firstTapY < 120) ? 0 : 2) : ((firstTapY < 120) ? 1 : 3);
+          fullScreenCell = quad;
+        } else {
+          // Return to 4 quadrants view
+          fullScreenCell = -1;
+        }
+        initScreen();
+      } else {
+        // Tap on Tri-Temp screen: immediate sensor refresh
+        updateTriTempSensors(true);
+      }
+      lastActivityTime = millis();
+    }
   }
 
   // AUTO-SLEEP BY INACTIVITY
   // If auto-sleep is enabled, and screen is not being held, and engine is stopped (RPM <= 300)
-  if (autoSleepIndex > 0 && !isTouching && !btnPressed && !longPressHandled && currentRpm <= 300.0f) {
+  if (autoSleepIndex > 0 && !isTouching && !btnPressed && !longPressHandled && !waitingForDoubleTap && currentRpm <= 300.0f) {
     uint32_t timeoutMs = (uint32_t)AUTO_SLEEP_SEC_TABLE[autoSleepIndex] * 1000UL;
     if (millis() - lastActivityTime >= timeoutMs) {
       enterLightSleep();

sketch/obd2_gauge/touchscreen.h

@@ -24,7 +24,7 @@ bool getTouch(uint16_t *x, uint16_t *y) {
     TS_Point p = ts.getPoint(tsSoftSpi);
 
     // Filter noise: require valid touch pressure and coordinates within active screen
-    if (p.z < 60) return false;
+    if (p.z < 160) return false;
     if (p.x < 150 || p.x > 3850 || p.y < 150 || p.y > 3850) return false;
 
     int16_t tx = map(p.x, 200, 3700, 0, 320);