implement dashboard on wake

sketches/doorbell-touch-esp32-32e/DisplayManager.cpp

@@ -1,12 +1,17 @@
 #include "DisplayManager.h"
 #include "Config.h"
 
+DisplayManager::DisplayManager()
+  : _dash(_tft)
+{
+}
+
 void DisplayManager::begin() {
   pinMode(PIN_LCD_BL, OUTPUT);
   setBacklight(true);
 
   _tft.init();
-  _tft.setRotation(1);
+  _tft.setRotation(1);  // landscape: 480x320
   _tft.fillScreen(COL_BLACK);
 }
 
@@ -25,6 +30,11 @@ TouchEvent DisplayManager::readTouch() {
   return evt;
 }
 
+int DisplayManager::dashboardTouch(uint16_t x, uint16_t y) {
+  if (_lastScreen != ScreenID::DASHBOARD) return -1;
+  return _dash.handleTouch(x, y);
+}
+
 void DisplayManager::render(const ScreenState& state) {
   // Detect screen change → force full redraw
   if (state.screen != _lastScreen) {
@@ -46,7 +56,6 @@ void DisplayManager::render(const ScreenState& state) {
       if (_needsFullRedraw) drawWifiFailed();
       break;
     case ScreenID::ALERT:
-      // Alert redraws every blink cycle
       if (_needsFullRedraw || state.blinkPhase != _lastBlink) {
         drawAlertScreen(state);
         _lastBlink = state.blinkPhase;
@@ -55,6 +64,9 @@ void DisplayManager::render(const ScreenState& state) {
     case ScreenID::STATUS:
       if (_needsFullRedraw) drawStatusScreen(state);
       break;
+    case ScreenID::DASHBOARD:
+      drawDashboard(state);
+      break;
     case ScreenID::OFF:
       break;
   }
@@ -62,6 +74,23 @@ void DisplayManager::render(const ScreenState& state) {
   _needsFullRedraw = false;
 }
 
+// ----- Dashboard -----
+
+void DisplayManager::drawDashboard(const ScreenState& s) {
+  if (_needsFullRedraw) {
+    if (!_dashSpriteReady) {
+      _dash.begin();               // create sprite (once)
+      _dashSpriteReady = true;
+    }
+    _dash.drawAll();               // fill screen + draw all tiles
+    _dash.refreshFromState(s);     // update with real data
+    _lastDashRefresh = millis();
+  } else if (millis() - _lastDashRefresh > 2000) {
+    _lastDashRefresh = millis();
+    _dash.refreshFromState(s);     // only redraws changed tiles
+  }
+}
+
 // ----- Helpers -----
 
 void DisplayManager::drawCentered(const char* txt, int y, int sz, uint16_t col) {
@@ -122,12 +151,11 @@ void DisplayManager::drawWifiFailed() {
 
 void DisplayManager::drawAlertScreen(const ScreenState& s) {
   uint16_t bg = s.blinkPhase ? COL_NEON_TEAL : COL_HOT_FUCHSIA;
-  uint16_t fg = s.blinkPhase ? COL_BLACK     : COL_WHITE;
+  uint16_t fg = s.blinkPhase ? COL_BLACK : COL_WHITE;
 
   _tft.fillScreen(bg);
   drawHeaderBar(fg, "ALERT", s.timeString);
 
-  // Scale text to fit 480px wide screen
   int sz = 5;
   int len = strlen(s.alertMessage);
   if (len > 10) sz = 4;
@@ -135,7 +163,6 @@ void DisplayManager::drawAlertScreen(const ScreenState& s) {
   if (len > 30) sz = 2;
 
   if (len > 12) {
-    // Two-line split
     String msg(s.alertMessage);
     int mid = len / 2;
     int sp = msg.lastIndexOf(' ', mid);
@@ -165,42 +192,41 @@ void DisplayManager::drawStatusScreen(const ScreenState& s) {
   int x = 20;
 
   snprintf(buf, sizeof(buf), "WiFi: %s (%ddBm)",
-           s.wifiConnected ? s.wifiSSID : "DOWN", s.wifiRSSI);
+    s.wifiConnected ? s.wifiSSID : "DOWN", s.wifiRSSI);
   drawInfoLine(x, y, COL_WHITE, buf); y += sp;
 
-  snprintf(buf, sizeof(buf), "IP:   %s",
-           s.wifiConnected ? s.wifiIP : "---");
+  snprintf(buf, sizeof(buf), "IP: %s",
+    s.wifiConnected ? s.wifiIP : "---");
   drawInfoLine(x, y, COL_WHITE, buf); y += sp;
 
-  snprintf(buf, sizeof(buf), "Up:   %lu min  Heap: %lu KB",
-           s.uptimeMinutes, s.freeHeapKB);
+  snprintf(buf, sizeof(buf), "Up: %lu min  Heap: %lu KB",
+    s.uptimeMinutes, s.freeHeapKB);
   drawInfoLine(x, y, COL_WHITE, buf); y += sp;
 
-  snprintf(buf, sizeof(buf), "NTP:  %s UTC",
-           s.ntpSynced ? s.timeString : "not synced");
+  snprintf(buf, sizeof(buf), "NTP: %s UTC",
+    s.ntpSynced ? s.timeString : "not synced");
   drawInfoLine(x, y, COL_WHITE, buf); y += sp;
 
-  const char* stName = s.deviceState == DeviceState::SILENT   ? "SILENT" :
-                        s.deviceState == DeviceState::ALERTING ? "ALERTING" : "WAKE";
+  const char* stName = s.deviceState == DeviceState::SILENT ? "SILENT" :
+    s.deviceState == DeviceState::ALERTING ? "ALERTING" : "WAKE";
   snprintf(buf, sizeof(buf), "State: %s  Net: %s",
-           stName, s.networkOK ? "OK" : "FAIL");
+    stName, s.networkOK ? "OK" : "FAIL");
   uint16_t stCol = s.deviceState == DeviceState::ALERTING ? COL_RED :
-                   s.deviceState == DeviceState::SILENT   ? COL_GREEN : COL_NEON_TEAL;
+    s.deviceState == DeviceState::SILENT ? COL_GREEN : COL_NEON_TEAL;
   drawInfoLine(x, y, stCol, buf); y += sp;
 
-// Recent alerts
-if (s.alertHistoryCount > 0) {
-  drawInfoLine(x, y, COL_MINT, "Recent Alerts:"); y += sp;
-  for (int i = 0; i < s.alertHistoryCount; i++) {
-    uint16_t col = (i == 0) ? COL_YELLOW : COL_DARK_GRAY;
-    snprintf(buf, sizeof(buf), "%s  %.35s",
-      s.alertHistory[i].timestamp,
-      s.alertHistory[i].message);
-    drawInfoLine(x, y, col, buf); y += sp;
+  if (s.alertHistoryCount > 0) {
+    drawInfoLine(x, y, COL_MINT, "Recent Alerts:"); y += sp;
+    for (int i = 0; i < s.alertHistoryCount; i++) {
+      uint16_t col = (i == 0) ? COL_YELLOW : COL_DARK_GRAY;
+      snprintf(buf, sizeof(buf), "%s  %.35s",
+        s.alertHistory[i].timestamp,
+        s.alertHistory[i].message);
+      drawInfoLine(x, y, col, buf); y += sp;
+    }
+  } else {
+    drawInfoLine(x, y, COL_DARK_GRAY, "No alerts yet"); y += sp;
   }
-} else {
-  drawInfoLine(x, y, COL_DARK_GRAY, "No alerts yet"); y += sp;
-}
 
   if (s.debugMode) {
     drawInfoLine(x, y, COL_YELLOW, "DEBUG MODE - _test topics");