X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/068eb463a4a5ec031d559172897257f4743d570b..797e38dde12c5dc2d99070eef25d9b8c2549d621:/src/common/graphcmn.cpp

diff --git a/src/common/graphcmn.cpp b/src/common/graphcmn.cpp
index 91894232e4..4095bb95a9 100644
--- a/src/common/graphcmn.cpp
+++ b/src/common/graphcmn.cpp
@@ -147,6 +147,13 @@ void wxGraphicsMatrix::Set(wxDouble a, wxDouble b, wxDouble c, wxDouble d,
     GetMatrixData()->Set(a,b,c,d,tx,ty);
 }
 
+// gets the component valuess of the matrix
+void wxGraphicsMatrix::Get(wxDouble* a, wxDouble* b,  wxDouble* c,
+                           wxDouble* d, wxDouble* tx, wxDouble* ty) const
+{
+    GetMatrixData()->Get(a, b, c, d, tx, ty);
+}
+
 // makes this the inverse matrix
 void wxGraphicsMatrix::Invert()
 {
@@ -495,6 +502,7 @@ IMPLEMENT_ABSTRACT_CLASS(wxGraphicsContext, wxObject)
 
 wxGraphicsContext::wxGraphicsContext(wxGraphicsRenderer* renderer) : wxGraphicsObject(renderer) 
 {
+    m_logicalFunction = wxCOPY;
 }
 
 wxGraphicsContext::~wxGraphicsContext() 
@@ -535,6 +543,16 @@ void wxGraphicsContext::SetFont( const wxGraphicsFont& font )
     m_font = font;
 }
 
+bool wxGraphicsContext::SetLogicalFunction( int function )
+{
+    if ( function == wxCOPY )
+    {
+        m_logicalFunction = function;
+        return true;
+    }
+    return false;
+}
+
 void wxGraphicsContext::SetFont( const wxFont& font, const wxColour& colour )
 {
     if ( font.Ok() )
@@ -707,6 +725,12 @@ wxGraphicsContext* wxGraphicsContext::Create( const wxWindowDC& dc)
 {
     return wxGraphicsRenderer::GetDefaultRenderer()->CreateContext(dc);
 }
+#ifdef __WXMSW__
+wxGraphicsContext* wxGraphicsContext::Create( const wxMemoryDC& dc) 
+{
+    return wxGraphicsRenderer::GetDefaultRenderer()->CreateContext(dc);
+}
+#endif
 
 wxGraphicsContext* wxGraphicsContext::CreateFromNative( void * context )
 {