From 6a4b12865aaed86b2cff6aae03406b934cf894ef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?V=C3=A1clav=20Slav=C3=ADk?= <vslavik@fastmail.fm>
Date: Tue, 4 Nov 2014 16:21:13 +0000
Subject: [PATCH] Fix simulated toggle in OS X wxToolBar wiht HiDPI bitmaps

Use scaled size and scale factor when creating wxMemoryDC so that the
modified output bitmap has same physical dimensions as the source one.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_3_0_BRANCH@78090 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/osx/cocoa/toolbar.mm | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/osx/cocoa/toolbar.mm b/src/osx/cocoa/toolbar.mm
index 26494f229b..ca0982db0d 100644
--- a/src/osx/cocoa/toolbar.mm
+++ b/src/osx/cocoa/toolbar.mm
@@ -563,9 +563,10 @@ void wxToolBarTool::UpdateImages()
 
     if ( CanBeToggled() )
     {
-        int w = m_bmpNormal.GetWidth();
-        int h = m_bmpNormal.GetHeight();
-        m_alternateBitmap = wxBitmap( w, h );
+        int w = m_bmpNormal.GetScaledWidth();
+        int h = m_bmpNormal.GetScaledHeight();
+        m_alternateBitmap = wxBitmap();
+        m_alternateBitmap.CreateScaled(w, h, -1, m_bmpNormal.GetScaleFactor());
         wxMemoryDC dc;
 
         dc.SelectObject(m_alternateBitmap);