X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/76a5e5d21ee1a6230d777ce0209b2df4c6075f0f..cc164686f3dc689732395f11210c5bb9a76b6ff2:/src/mac/region.cpp

diff --git a/src/mac/region.cpp b/src/mac/region.cpp
index a0204caad5..b4dddad04b 100644
--- a/src/mac/region.cpp
+++ b/src/mac/region.cpp
@@ -27,22 +27,23 @@
 
 class WXDLLEXPORT wxRegionRefData : public wxGDIRefData {
 public:
-	wxRegionRefData()
-	{
-		m_macRgn = NewRgn() ;
-	}
+    wxRegionRefData()
+    {
+        m_macRgn = NewRgn() ;
+    }
 
-	wxRegionRefData(const wxRegionRefData& data)
-	{
-		m_macRgn = NewRgn() ;
+    wxRegionRefData(const wxRegionRefData& data)
+        : wxGDIRefData()
+    {
+        m_macRgn = NewRgn() ;
         CopyRgn( data.m_macRgn , m_macRgn ) ;
-	}
+    }
 
-	~wxRegionRefData()
-	{
+    ~wxRegionRefData()
+    {
         DisposeRgn( m_macRgn ) ;
-	}
-	RgnHandle	m_macRgn ;
+    }
+    RgnHandle	m_macRgn ;
 };
 
 #define M_REGION (((wxRegionRefData*)m_refData)->m_macRgn)
@@ -286,22 +287,60 @@ wxRegionContain wxRegion::Contains(const wxRect& rect) const
 }
 
 ///////////////////////////////////////////////////////////////////////////////
-//																			 //
-//							   wxRegionIterator								 //
-//																			 //
+//                                                                           //
+//                               wxRegionIterator                            //
+//                                                                           //
 ///////////////////////////////////////////////////////////////////////////////
 
 /*!
  * Initialize empty iterator
  */
-wxRegionIterator::wxRegionIterator() : m_current(0), m_numRects(0), m_rects(NULL)
+wxRegionIterator::wxRegionIterator()
+    : m_current(0), m_numRects(0), m_rects(NULL)
 {
 }
 
 wxRegionIterator::~wxRegionIterator()
 {
-    if (m_rects)
+    if (m_rects) {
+        delete[] m_rects;
+        m_rects = NULL;
+    }
+}
+
+wxRegionIterator::wxRegionIterator(const wxRegionIterator& iterator)
+    : wxObject()
+    , m_current(iterator.m_current)
+    , m_numRects(0)
+    , m_rects(NULL)
+{
+    SetRects(iterator.m_numRects, iterator.m_rects);
+}
+
+wxRegionIterator& wxRegionIterator::operator=(const wxRegionIterator& iterator)
+{
+    m_current  = iterator.m_current;
+    SetRects(iterator.m_numRects, iterator.m_rects);
+    return *this;
+}
+
+/*!
+ * Set iterator rects for region
+ */
+void wxRegionIterator::SetRects(long numRects, wxRect *rects)
+{
+    if (m_rects) {
         delete[] m_rects;
+        m_rects = NULL;
+    }
+    if (rects)
+    {
+        int i;
+        m_rects = new wxRect[numRects];
+        for (i = 0; i < numRects; i++)
+            m_rects[i] = rects[i];
+    }
+    m_numRects = numRects;
 }
 
 /*!
@@ -311,7 +350,7 @@ wxRegionIterator::wxRegionIterator(const wxRegion& region)
 {
     m_rects = NULL;
 
-	Reset(region);
+    Reset(region);
 }
 
 /*!
@@ -319,22 +358,22 @@ wxRegionIterator::wxRegionIterator(const wxRegion& region)
  */
 void wxRegionIterator::Reset(const wxRegion& region)
 {
-	m_current = 0;
-	m_region = region;
+    m_current = 0;
+    m_region = region;
 
-    if (m_rects)
+    if (m_rects) {
         delete[] m_rects;
+        m_rects = NULL;
+    }
 
-    m_rects = NULL;
-
-	if (m_region.Empty())
-		m_numRects = 0;
-	else
+    if (m_region.Empty())
+        m_numRects = 0;
+    else
     {
     	// we cannot dissolve it into rects on mac
         m_rects = new wxRect[1];
-		Rect rect ;
-		GetRegionBounds( OTHER_M_REGION( region ) , &rect ) ;
+        Rect rect ;
+        GetRegionBounds( OTHER_M_REGION( region ) , &rect ) ;
         m_rects[0].x = rect.left;
         m_rects[0].y = rect.top;
         m_rects[0].width = rect.right - rect.left;
@@ -347,20 +386,25 @@ void wxRegionIterator::Reset(const wxRegion& region)
  * Increment iterator. The rectangle returned is the one after the
  * incrementation.
  */
-void wxRegionIterator::operator ++ ()
+wxRegionIterator& wxRegionIterator::operator ++ ()
 {
-	if (m_current < m_numRects)
-		++m_current;
+    if (m_current < m_numRects)
+        ++m_current;
+    return *this;
 }
 
 /*!
  * Increment iterator. The rectangle returned is the one before the
  * incrementation.
  */
-void wxRegionIterator::operator ++ (int)
+wxRegionIterator wxRegionIterator::operator ++ (int)
 {
-	if (m_current < m_numRects)
-		++m_current;
+    wxRegionIterator previous(*this);
+
+    if (m_current < m_numRects)
+        ++m_current;
+
+    return previous;
 }
 
 long wxRegionIterator::GetX() const