fixed incorrect calls to SelectObject(hdc, NULL)

[wxWidgets.git] / src / msw / region.cpp

diff --git a/src/msw/region.cpp b/src/msw/region.cpp
index 128a6eb3b128d59cb7f7ce8b6113701401d156f3..c91f27635009bc17bebb451f20f0efdaf3e3c967 100644 (file)
--- a/src/msw/region.cpp
+++ b/src/msw/region.cpp
@@ -23,12 +23,11 @@
 #include "wx/msw/region.h"
 #include "wx/gdicmn.h"
 
+#include "wx/window.h"
 #include "wx/msw/private.h"
 
-#if !USE_SHARED_LIBRARY
-    IMPLEMENT_DYNAMIC_CLASS(wxRegion, wxGDIObject)
-    IMPLEMENT_DYNAMIC_CLASS(wxRegionIterator, wxObject)
-#endif
+IMPLEMENT_DYNAMIC_CLASS(wxRegion, wxGDIObject)
+IMPLEMENT_DYNAMIC_CLASS(wxRegionIterator, wxObject)
 
 //-----------------------------------------------------------------------------
 // wxRegionRefData implementation
@@ -44,7 +43,7 @@ public:
 
     wxRegionRefData(const wxRegionRefData& data)
     {
-#if defined(__WIN32__)
+#if defined(__WIN32__) && !defined(__WXMICROWIN__)
         DWORD noBytes = ::GetRegionData(data.m_region, 0, NULL);
         RGNDATA *rgnData = (RGNDATA*) new char[noBytes];
         ::GetRegionData(data.m_region, noBytes, rgnData);
@@ -77,8 +76,7 @@ public:
  */
 wxRegion::wxRegion()
 {
-    m_refData = new wxRegionRefData;
-    M_REGION = ::CreateRectRgn(0, 0, 0, 0);
+    m_refData = (wxRegionRefData *)NULL;
 }
 
 wxRegion::wxRegion(WXHRGN hRegion)
@@ -87,7 +85,7 @@ wxRegion::wxRegion(WXHRGN hRegion)
     M_REGION = (HRGN) hRegion;
 }
 
-wxRegion::wxRegion(long x, long y, long w, long h)
+wxRegion::wxRegion(wxCoord x, wxCoord y, wxCoord w, wxCoord h)
 {
     m_refData = new wxRegionRefData;
     M_REGION = ::CreateRectRgn(x, y, x + w, y + h);
@@ -102,7 +100,23 @@ wxRegion::wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight)
 wxRegion::wxRegion(const wxRect& rect)
 {
     m_refData = new wxRegionRefData;
-    M_REGION = ::CreateRectRgn(rect.GetLeft(), rect.GetTop(), rect.GetRight(), rect.GetBottom());
+    M_REGION = ::CreateRectRgn(rect.x, rect.y, rect.x + rect.width, rect.y + rect.height);
+}
+
+wxRegion::wxRegion(size_t n, const wxPoint *points, int fillStyle)
+{
+#ifdef __WXMICROWIN__
+    m_refData = NULL;
+    M_REGION = NULL;
+#else
+    m_refData = new wxRegionRefData;
+    M_REGION = ::CreatePolygonRgn
+               (
+                    (POINT*)points,
+                    n,
+                    fillStyle == wxODDEVEN_RULE ? ALTERNATE : WINDING
+               );
+#endif
 }
 
 /*
@@ -124,7 +138,7 @@ void wxRegion::Clear()
 }
 
 // Combine rectangle (x, y, w, h) with this.
-bool wxRegion::Combine(long x, long y, long width, long height, wxRegionOp op)
+bool wxRegion::Combine(wxCoord x, wxCoord y, wxCoord width, wxCoord height, wxRegionOp op)
 {
     // Don't change shared data
     if (!m_refData) {
@@ -197,23 +211,26 @@ bool wxRegion::Combine(const wxRect& rect, wxRegionOp op)
 //-----------------------------------------------------------------------------
 
 // Outer bounds of region
-void wxRegion::GetBox(long& x, long& y, long&w, long &h) const
+void wxRegion::GetBox(wxCoord& x, wxCoord& y, wxCoord&w, wxCoord &h) const
 {
-    if (m_refData) {
+    if (m_refData)
+    {
         RECT rect;
         ::GetRgnBox(M_REGION, & rect);
         x = rect.left;
         y = rect.top;
         w = rect.right - rect.left;
         h = rect.bottom - rect.top;
-    } else {
+    }
+    else
+    {
         x = y = w = h = 0;
     }
 }
 
 wxRect wxRegion::GetBox() const
 {
-    long x, y, w, h;
+    wxCoord x, y, w, h;
     GetBox(x, y, w, h);
     return wxRect(x, y, w, h);
 }
@@ -221,12 +238,10 @@ wxRect wxRegion::GetBox() const
 // Is region empty?
 bool wxRegion::Empty() const
 {
-    if (M_REGION == 0)
-        return TRUE;
-    long x, y, w, h;
+    wxCoord x, y, w, h;
     GetBox(x, y, w, h);
 
-    return ((w == 0) && (h == 0));
+    return (w == 0) && (h == 0);
 }
 
 //-----------------------------------------------------------------------------
@@ -234,7 +249,7 @@ bool wxRegion::Empty() const
 //-----------------------------------------------------------------------------
 
 // Does the region contain the point (x,y)?
-wxRegionContain wxRegion::Contains(long x, long y) const
+wxRegionContain wxRegion::Contains(wxCoord x, wxCoord y) const
 {
     if (!m_refData)
         return wxOutRegion;
@@ -258,7 +273,7 @@ wxRegionContain wxRegion::Contains(const wxPoint& pt) const
 }
 
 // Does the region contain the rectangle (x, y, w, h)?
-wxRegionContain wxRegion::Contains(long x, long y, long w, long h) const
+wxRegionContain wxRegion::Contains(wxCoord x, wxCoord y, wxCoord w, wxCoord h) const
 {
     if (!m_refData)
         return wxOutRegion;
@@ -281,7 +296,7 @@ wxRegionContain wxRegion::Contains(const wxRect& rect) const
     if (!m_refData)
         return wxOutRegion;
 
-    long x, y, w, h;
+    wxCoord x, y, w, h;
     x = rect.x;
     y = rect.y;
     w = rect.GetWidth();
@@ -398,28 +413,28 @@ void wxRegionIterator::operator ++ (int)
         ++m_current;
 }
 
-long wxRegionIterator::GetX() const
+wxCoord wxRegionIterator::GetX() const
 {
     if (m_current < m_numRects)
         return m_rects[m_current].x;
     return 0;
 }
 
-long wxRegionIterator::GetY() const
+wxCoord wxRegionIterator::GetY() const
 {
     if (m_current < m_numRects)
         return m_rects[m_current].y;
     return 0;
 }
 
-long wxRegionIterator::GetW() const
+wxCoord wxRegionIterator::GetW() const
 {
     if (m_current < m_numRects)
         return m_rects[m_current].width ;
     return 0;
 }
 
-long wxRegionIterator::GetH() const
+wxCoord wxRegionIterator::GetH() const
 {
     if (m_current < m_numRects)
         return m_rects[m_current].height;