add directshow define

[wxWidgets.git] / include / wx / msw / gdiimage.h

diff --git a/include/wx/msw/gdiimage.h b/include/wx/msw/gdiimage.h
index 2a38740aa9c26b2e69aab13c08a8a00ae4c74e52..97d81bbd9f4dd6d1ea289651e9412a48773cd368 100644 (file)
--- a/include/wx/msw/gdiimage.h
+++ b/include/wx/msw/gdiimage.h
@@ -7,7 +7,7 @@
 // Created:     20.11.99
 // RCS-ID:      $Id$
 // Copyright:   (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence:     wxWidgets licence
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 // NB: this is a private header, it is not intended to be directly included by
@@ -44,6 +44,16 @@ public:
         m_handle = 0;
     }
 
+    wxGDIImageRefData(const wxGDIImageRefData& data) : wxGDIRefData(data)
+    {
+        m_width = data.m_width;
+        m_height = data.m_height;
+        m_depth = data.m_depth;
+
+        // can't copy handles like this, derived class copy ctor must do it!
+        m_handle = NULL;
+    }
+
     // accessors
     bool IsOk() const { return m_handle != 0; }
 
@@ -142,14 +152,11 @@ public:
     wxGDIImageRefData *GetGDIImageData() const
         { return (wxGDIImageRefData *)m_refData; }
 
-    // create data if we don't have it yet
-    void EnsureHasData() { if ( IsNull() ) m_refData = CreateData(); }
-
     // accessors
     WXHANDLE GetHandle() const
         { return IsNull() ? 0 : GetGDIImageData()->m_handle; }
     void SetHandle(WXHANDLE handle)
-        { EnsureHasData(); GetGDIImageData()->m_handle = handle; }
+        { AllocExclusive(); GetGDIImageData()->m_handle = handle; }
 
     bool Ok() const { return GetHandle() != 0; }
 
@@ -157,25 +164,28 @@ public:
     int GetHeight() const { return IsNull() ? 0 : GetGDIImageData()->m_height; }
     int GetDepth() const { return IsNull() ? 0 : GetGDIImageData()->m_depth; }
 
-    void SetWidth(int w) { EnsureHasData(); GetGDIImageData()->m_width = w; }
-    void SetHeight(int h) { EnsureHasData(); GetGDIImageData()->m_height = h; }
-    void SetDepth(int d) { EnsureHasData(); GetGDIImageData()->m_depth = d; }
+    void SetWidth(int w) { AllocExclusive(); GetGDIImageData()->m_width = w; }
+    void SetHeight(int h) { AllocExclusive(); GetGDIImageData()->m_height = h; }
+    void SetDepth(int d) { AllocExclusive(); GetGDIImageData()->m_depth = d; }
 
     void SetSize(int w, int h)
     {
-        EnsureHasData();
+        AllocExclusive();
         GetGDIImageData()->SetSize(w, h);
     }
     void SetSize(const wxSize& size) { SetSize(size.x, size.y); }
 
     // forward some of base class virtuals to wxGDIImageRefData
-    bool FreeResource(bool force = FALSE);
+    bool FreeResource(bool force = false);
     virtual WXHANDLE GetResourceHandle() const;
 
 protected:
     // create the data for the derived class here
     virtual wxGDIImageRefData *CreateData() const = 0;
 
+    // implement the wxObject method in terms of our, more specific, one
+    virtual wxObjectRefData *CreateRefData() const { return CreateData(); }
+
     static wxGDIImageHandlerList ms_handlers;
 };