From 833e100f7ff356db8469721ae104b6b2177c0dae Mon Sep 17 00:00:00 2001
From: Stefan Csomor <csomor@advancedconcepts.ch>
Date: Thu, 20 Dec 2012 13:00:42 +0000
Subject: [PATCH] benefit from 10.5+ call HIShapeUnionWithRect

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73230 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 include/wx/osx/carbon/region.h |  1 +
 src/osx/carbon/region.cpp      | 15 +++++++++++++++
 2 files changed, 16 insertions(+)

diff --git a/include/wx/osx/carbon/region.h b/include/wx/osx/carbon/region.h
index 685c39d..eec9be0 100644
--- a/include/wx/osx/carbon/region.h
+++ b/include/wx/osx/carbon/region.h
@@ -55,6 +55,7 @@ protected:
 
     virtual bool DoOffset(wxCoord x, wxCoord y);
     virtual bool DoCombine(const wxRegion& region, wxRegionOp op);
+    virtual bool DoUnionWithRect(const wxRect& rect);
 
 private:
     DECLARE_DYNAMIC_CLASS(wxRegion)
diff --git a/src/osx/carbon/region.cpp b/src/osx/carbon/region.cpp
index 3819109..28e78cf 100644
--- a/src/osx/carbon/region.cpp
+++ b/src/osx/carbon/region.cpp
@@ -169,6 +169,21 @@ bool wxRegion::DoOffset(wxCoord x, wxCoord y)
     return true ;
 }
 
+bool wxRegion::DoUnionWithRect(const wxRect& rect)
+{
+    if ( !m_refData )
+    {
+        m_refData = new wxRegionRefData(rect.x , rect.y , rect.width , rect.height);
+        return true;
+    }
+    
+    AllocExclusive();
+    
+    CGRect r = CGRectMake(rect.x , rect.y , rect.width , rect.height);
+    HIShapeUnionWithRect(M_REGION , &r);
+    
+    return true;
+}
 
 //! Union /e region with this.
 bool wxRegion::DoCombine(const wxRegion& region, wxRegionOp op)
-- 
2.7.4