From 92b64ff997afe3a73810ea256a050cea0b9b346f Mon Sep 17 00:00:00 2001
From: Artur Wieczorek <artwik@wp.pl>
Date: Mon, 6 Mar 2017 18:47:01 +0100
Subject: [PATCH] Set background colour of saved image in drawing sample

Initialize background colour prior to actual drawing to make it uniform for all kinds of drawing operations.
---
 samples/drawing/drawing.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/samples/drawing/drawing.cpp b/samples/drawing/drawing.cpp
index 62ff65f4b1..ba6070de97 100644
--- a/samples/drawing/drawing.cpp
+++ b/samples/drawing/drawing.cpp
@@ -2315,6 +2315,8 @@ void MyFrame::OnSave(wxCommandEvent& WXUNUSED(event))
         {
             wxBitmap bmp(width, height);
             wxMemoryDC mdc(bmp);
+            mdc.SetBackground(*wxWHITE_BRUSH);
+            mdc.Clear();
             m_canvas->Draw(mdc);
             bmp.ConvertToImage().SaveFile(dlg.GetPath());
         }