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

diff --git a/src/msw/pen.cpp b/src/msw/pen.cpp
index 12197dd801e7d66365e4013b9d1567865fa19d0d..ea9b92d66719ded593d344f724ac41f81c5089ed 100644 (file)
--- a/src/msw/pen.cpp
+++ b/src/msw/pen.cpp
@@ -38,7 +38,6 @@ IMPLEMENT_DYNAMIC_CLASS(wxPen, wxGDIObject)
 
 wxPenRefData::wxPenRefData(void)
 {
-//  m_stipple = NULL ;
   m_style = wxSOLID;
   m_width = 1;
   m_join = wxJOIN_ROUND ;
@@ -48,6 +47,18 @@ wxPenRefData::wxPenRefData(void)
   m_hPen = 0;
 }
 
+wxPenRefData::wxPenRefData(const wxPenRefData& data)
+{
+    m_style = data.m_style;
+    m_width = data.m_width;
+    m_join = data.m_join;
+    m_cap = data.m_cap;
+    m_nbDash = data.m_nbDash;
+    m_dash = data.m_dash;
+    m_colour = data.m_colour;
+    m_hPen = 0;
+}
+
 wxPenRefData::~wxPenRefData(void)
 {
        if ( m_hPen )
@@ -260,7 +271,7 @@ bool wxPen::RealizeResource(void)
 #else
     M_PENDATA->m_hPen = (WXHPEN) CreatePen(wx2msPenStyle(M_PENDATA->m_style), M_PENDATA->m_width, ms_colour);
 #endif
-#ifdef DEBUG_CREATE
+#ifdef WXDEBUG_CREATE
     if (M_PENDATA->m_hPen==0)
       wxError("Cannot create pen","Internal error") ;
 #endif
@@ -288,123 +299,106 @@ bool wxPen::FreeResource(bool force)
   else return FALSE;
 }
 
-/*
-bool wxPen::UseResource(void)
-{
-  IncrementResourceUsage();
-  return TRUE;
-}
-
-bool wxPen::ReleaseResource(void)
+bool wxPen::IsFree(void)
 {
-  DecrementResourceUsage();
-  return TRUE;
+  return (M_PENDATA && M_PENDATA->m_hPen == 0);
 }
-*/
 
-bool wxPen::IsFree(void)
+void wxPen::Unshare()
 {
-  return (M_PENDATA && M_PENDATA->m_hPen == 0);
+       // Don't change shared data
+       if (!m_refData)
+    {
+               m_refData = new wxPenRefData();
+       }
+    else
+    {
+               wxPenRefData* ref = new wxPenRefData(*(wxPenRefData*)m_refData);
+               UnRef();
+               m_refData = ref;
+       }
 }
 
 void wxPen::SetColour(const wxColour& col)
 {
-  if ( !M_PENDATA )
-       m_refData = new wxPenRefData;
+    Unshare();
 
-  M_PENDATA->m_colour = col;
+    M_PENDATA->m_colour = col;
   
-  if (FreeResource())
     RealizeResource();
 }
 
 void wxPen::SetColour(const wxString& col)
 {
-  if ( !M_PENDATA )
-       m_refData = new wxPenRefData;
+    Unshare();
 
-  M_PENDATA->m_colour = col;
+    M_PENDATA->m_colour = col;
   
-  if (FreeResource())
     RealizeResource();
 }
 
 void wxPen::SetColour(const unsigned char r, const unsigned char g, const unsigned char b)
 {
-  if ( !M_PENDATA )
-       m_refData = new wxPenRefData;
+    Unshare();
 
-  M_PENDATA->m_colour.Set(r, g, b);
+    M_PENDATA->m_colour.Set(r, g, b);
   
-  if (FreeResource())
     RealizeResource();
 }
 
 void wxPen::SetWidth(int Width)
 {
-  if ( !M_PENDATA )
-       m_refData = new wxPenRefData;
+    Unshare();
 
-  M_PENDATA->m_width = Width;
+    M_PENDATA->m_width = Width;
 
-  if (FreeResource())
     RealizeResource();
 }
 
 void wxPen::SetStyle(int Style)
 {
-  if ( !M_PENDATA )
-       m_refData = new wxPenRefData;
+    Unshare();
 
-  M_PENDATA->m_style = Style;
+    M_PENDATA->m_style = Style;
 
-  if (FreeResource())
     RealizeResource();
 }
 
 void wxPen::SetStipple(const wxBitmap& Stipple)
 {
-  if ( !M_PENDATA )
-       m_refData = new wxPenRefData;
+    Unshare();
 
-  M_PENDATA->m_stipple = Stipple;
-  M_PENDATA->m_style = wxSTIPPLE;
+    M_PENDATA->m_stipple = Stipple;
+    M_PENDATA->m_style = wxSTIPPLE;
   
-  if (FreeResource())
     RealizeResource();
 }
 
 void wxPen::SetDashes(int nb_dashes, const wxDash *Dash)
 {
-  if ( !M_PENDATA )
-       m_refData = new wxPenRefData;
+    Unshare();
 
-  M_PENDATA->m_nbDash = nb_dashes;
-  M_PENDATA->m_dash = (wxDash *)Dash;
+    M_PENDATA->m_nbDash = nb_dashes;
+    M_PENDATA->m_dash = (wxDash *)Dash;
   
-  if (FreeResource())
     RealizeResource();
 }
 
 void wxPen::SetJoin(int Join)
 {
-  if ( !M_PENDATA )
-       m_refData = new wxPenRefData;
+    Unshare();
 
-  M_PENDATA->m_join = Join;
+    M_PENDATA->m_join = Join;
 
-  if (FreeResource())
     RealizeResource();
 }
 
 void wxPen::SetCap(int Cap)
 {
-  if ( !M_PENDATA )
-       m_refData = new wxPenRefData;
+    Unshare();
 
-  M_PENDATA->m_cap = Cap;
+    M_PENDATA->m_cap = Cap;
 
-  if (FreeResource())
     RealizeResource();
 }