From 1e3db572846a4c947e6880ec459a4d2e7236f29f Mon Sep 17 00:00:00 2001
From: Todd Herbert <herbert.todd@gmail.com>
Date: Tue, 27 Feb 2024 19:00:54 +1300
Subject: [PATCH] fix: declare class only if USE_EINK, init all members

---
 src/graphics/EInkDisplay2.cpp | 1 -
 src/graphics/EInkDisplay2.h   | 8 ++++++--
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/graphics/EInkDisplay2.cpp b/src/graphics/EInkDisplay2.cpp
index e2a32d8f4c..45005dee1f 100644
--- a/src/graphics/EInkDisplay2.cpp
+++ b/src/graphics/EInkDisplay2.cpp
@@ -2,7 +2,6 @@
 
 #ifdef USE_EINK
 #include "EInkDisplay2.h"
-#include "GxEPD2_BW.h"
 #include "SPILock.h"
 #include "main.h"
 #include <SPI.h>
diff --git a/src/graphics/EInkDisplay2.h b/src/graphics/EInkDisplay2.h
index 9477b43257..f40747f266 100644
--- a/src/graphics/EInkDisplay2.h
+++ b/src/graphics/EInkDisplay2.h
@@ -1,5 +1,7 @@
 #pragma once
 
+#ifdef USE_EINK
+
 #include "GxEPD2_BW.h"
 #include <OLEDDisplay.h>
 
@@ -58,7 +60,7 @@ class EInkDisplay : public OLEDDisplay
     virtual bool connect() override;
 
     // AdafruitGFX display object - instantiated in connect(), variant specific
-    GxEPD2_BW<EINK_DISPLAY_MODEL, EINK_DISPLAY_MODEL::HEIGHT> *adafruitDisplay;
+    GxEPD2_BW<EINK_DISPLAY_MODEL, EINK_DISPLAY_MODEL::HEIGHT> *adafruitDisplay = NULL;
 
     // If display uses HSPI
 #if defined(HELTEC_WIRELESS_PAPER) || defined(HELTEC_WIRELESS_PAPER_V1_0)
@@ -67,5 +69,7 @@ class EInkDisplay : public OLEDDisplay
 
   private:
     // FIXME quick hack to limit drawing to a very slow rate
-    uint32_t lastDrawMsec;
+    uint32_t lastDrawMsec = 0;
 };
+
+#endif
\ No newline at end of file