From b0eca3bdde4984d41183f498e34d4c616c23f4d2 Mon Sep 17 00:00:00 2001
From: Graham Dawes <graham.dawes@geoteric.com>
Date: Mon, 17 Dec 2018 15:22:38 +0000
Subject: [PATCH] Fix some more uninitialised wxCairoContext fields in wxQt

Closes https://github.com/wxWidgets/wxWidgets/pull/1084
---
 src/generic/graphicc.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/generic/graphicc.cpp b/src/generic/graphicc.cpp
index d98e68756a..a8876075ef 100644
--- a/src/generic/graphicc.cpp
+++ b/src/generic/graphicc.cpp
@@ -2234,6 +2234,11 @@ wxCairoContext::wxCairoContext(wxGraphicsRenderer* renderer, HWND hWnd)
 wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, cairo_t *context )
 : wxGraphicsContext(renderer)
 {
+#ifdef __WXQT__
+    m_qtPainter = NULL;
+    m_qtImage = NULL;
+    m_qtSurface = NULL;
+#endif
 #ifdef __WXMSW__
     m_mswSurface = NULL;
     m_mswStateSavedDC = 0;
@@ -2288,6 +2293,11 @@ wxCairoContext::wxCairoContext( wxGraphicsRenderer* renderer, wxWindow *window)
 wxCairoContext::wxCairoContext(wxGraphicsRenderer* renderer) :
     wxGraphicsContext(renderer)
 {
+#ifdef __WXQT__
+    m_qtPainter = NULL;
+    m_qtImage = NULL;
+    m_qtSurface = NULL;
+#endif
 #ifdef __WXMSW__
     m_mswSurface = NULL;
     m_mswStateSavedDC = 0;