snapshot

sketches/doorbell-touch-esp32-32e/Dashboard.h

@@ -0,0 +1,53 @@
+#pragma once
+#include <TFT_eSPI.h>
+
+// Grid layout constants
+#define DASH_COLS      3
+#define DASH_ROWS      2
+#define DASH_MARGIN    8
+#define DASH_TOP_BAR   40
+
+// Tile dimensions (calculated for 480x320)
+#define TILE_W         ((480 - (DASH_COLS + 1) * DASH_MARGIN) / DASH_COLS)  // ~148
+#define TILE_H         ((320 - DASH_TOP_BAR - (DASH_ROWS + 1) * DASH_MARGIN) / DASH_ROWS)  // ~128
+
+// Tile IDs
+enum TileID : uint8_t {
+  TILE_LAST_ALERT = 0,
+  TILE_STATS,
+  TILE_NETWORK,
+  TILE_MUTE,
+  TILE_HISTORY,
+  TILE_SYSTEM,
+  TILE_COUNT
+};
+
+struct TileData {
+  const char* icon;       // emoji/symbol character
+  const char* label;      // tile name
+  char        value[32];  // dynamic value text
+  char        sub[32];    // secondary line
+  uint16_t    bgColor;
+  uint16_t    fgColor;
+  bool        dirty;      // needs redraw
+};
+
+class Dashboard {
+public:
+  Dashboard(TFT_eSPI& tft);
+
+  void begin();
+  void drawAll();
+  void drawTopBar(const char* time, int rssi, bool wifiOk);
+  void updateTile(TileID id, const char* value, const char* sub = nullptr);
+  int  handleTouch(int x, int y);  // returns TileID or -1
+
+private:
+  TFT_eSPI&    _tft;
+  TFT_eSprite  _sprite;
+  TileData     _tiles[TILE_COUNT];
+
+  void drawTile(TileID id);
+  void tilePosition(TileID id, int& x, int& y);
+};
+