X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/32b8ec418aee4e38877d4cb79e2984c766dcc358..3baaf31317b1380ba9f33f8a23ff04bd20356d63:/src/mgl/dc.cpp

diff --git a/src/mgl/dc.cpp b/src/mgl/dc.cpp
index edbfd13c3b..c37533c8dd 100644
--- a/src/mgl/dc.cpp
+++ b/src/mgl/dc.cpp
@@ -4,7 +4,7 @@
 // Author:      Vaclav Slavik
 // Created:     2001/03/09
 // RCS-ID:      $Id$
-// Copyright:   (c) Vaclav Slavik
+// Copyright:   (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
@@ -152,16 +152,10 @@ wxDC::wxDC()
     m_OwnsMGLDC = FALSE;
     m_ok = FALSE; // must call SetMGLDevCtx() before using it
 
-#if 0
     m_mm_to_pix_x = (double)wxGetDisplaySize().GetWidth() /
                     (double)wxGetDisplaySizeMM().GetWidth();
     m_mm_to_pix_y = (double)wxGetDisplaySize().GetHeight() /
                     (double)wxGetDisplaySizeMM().GetHeight();
-#endif
-    // FIXME_MGL -- not in wxUniversal branch (and not implementend anyway,
-    //              hardcode it for 75dpi for now)
-    m_mm_to_pix_x = ((double)wxGetDisplaySize().GetWidth() / 75) * inches2mm;
-    m_mm_to_pix_y = ((double)wxGetDisplaySize().GetHeight() / 75) * inches2mm;
 
     m_pen = *wxBLACK_PEN;
     m_font = *wxNORMAL_FONT;
@@ -188,6 +182,17 @@ void wxDC::SetMGLDC(MGLDevCtx *mgldc, bool OwnsMGLDC)
     m_MGLDC = mgldc;
     m_OwnsMGLDC = OwnsMGLDC;
 	m_ok = TRUE;
+    
+    if ( mgldc->getDC()->a.clipRegion )
+    {
+        MGLRegion clip;
+        mgldc->getClipRegion(clip);
+        m_globalClippingRegion = wxRegion(clip);
+        // FIXME_MGL -- reuse wxWindows::m_updateRegion ?
+        m_currentClippingRegion = m_globalClippingRegion;
+        m_clipping = TRUE;
+    }
+    
     InitializeMGLDC();
 }
 
@@ -236,7 +241,7 @@ void wxDC::DoSetClippingRegionAsRegion(const wxRegion& region)
 {
     wxCHECK_RET( Ok(), wxT("invalid dc") );
 
-    if ( region.Empty() )
+    if ( region.IsEmpty() )
     {
         DestroyClippingRegion();
         return;
@@ -275,9 +280,18 @@ void wxDC::DestroyClippingRegion()
 {
     wxCHECK_RET( Ok(), wxT("invalid dc") );
     
-    m_MGLDC->setClipRect(MGLRect(0, 0, m_MGLDC->sizex(), m_MGLDC->sizey()));
-    m_clipping = FALSE;
-    m_currentClippingRegion.Clear();    
+    if ( !m_globalClippingRegion.IsNull() )
+    {
+        m_MGLDC->setClipRegion(m_globalClippingRegion.GetMGLRegion());
+        m_currentClippingRegion = m_globalClippingRegion;
+        m_clipping = TRUE;
+    }
+    else
+    {
+        m_MGLDC->setClipRect(MGLRect(0, 0, m_MGLDC->sizex(), m_MGLDC->sizey()));
+        m_clipping = FALSE;
+        m_currentClippingRegion.Clear();
+    }
 }
 
 // ---------------------------------------------------------------------------
@@ -308,9 +322,7 @@ void wxDC::Clear()
     wxCHECK_RET( Ok(), wxT("invalid dc") );
 
     m_MGLDC->makeCurrent(); // will go away with MGL6.0
-    m_MGLDC->clearDevice();
-    if ( m_backgroundBrush.GetStyle() != wxSOLID && 
-         m_backgroundBrush.GetStyle() != wxTRANSPARENT )
+    if ( m_backgroundBrush.GetStyle() != wxTRANSPARENT )
     {
         int w, h;
         wxBrush oldb = m_brush;
@@ -691,7 +703,6 @@ void wxDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,d
 
 void wxDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y)
 {
-    if ( m_pen.GetStyle() == wxTRANSPARENT ) return;
     m_MGLDC->makeCurrent(); // will go away with MGL6.0
     DrawAnyText(text, x, y);
 
@@ -765,7 +776,7 @@ void wxDC::DrawAnyText(const wxString& text, wxCoord x, wxCoord y)
     if ( m_font.GetUnderlined() )
     {
         int x1 = xx, y1 = yy;
-        int x2, y2;
+        int x2 = 0 , y2 = 0;
         int w = m_MGLDC->textWidth(c_text);
         m_MGLDC->underScoreLocation(x1, y1, c_text);
         switch (m_MGLDC->getTextDirection())
@@ -785,7 +796,6 @@ void wxDC::DoDrawRotatedText(const wxString& text,
                              wxCoord x, wxCoord y,
                              double angle)
 {
-    if ( m_pen.GetStyle() == wxTRANSPARENT ) return;
     m_MGLDC->makeCurrent(); // will go away with MGL6.0
     
     if ( angle == 0 )
@@ -1387,7 +1397,8 @@ wxSize wxDC::GetPPI() const
 bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
                   wxCoord width, wxCoord height,
                   wxDC *source, wxCoord xsrc, wxCoord ysrc,
-                  int rop, bool useMask)
+                  int rop, bool useMask,
+                  wxCoord xsrcMask, wxCoord ysrcMask)
 {
     wxCHECK_MSG( Ok(), FALSE, wxT("invalid dc") );
     wxCHECK_MSG( source, FALSE, wxT("invalid source dc") );
@@ -1396,6 +1407,17 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
     xsrc = source->LogicalToDeviceX(xsrc);
     ysrc = source->LogicalToDeviceY(ysrc);
 
+    /* FIXME_MGL: use the mask origin when drawing transparently */
+    if (xsrcMask == -1 && ysrcMask == -1)
+    {
+        xsrcMask = xsrc; ysrcMask = ysrc;
+    }
+    else
+    {
+        xsrcMask = source->LogicalToDeviceX(xsrcMask);
+        ysrcMask = source->LogicalToDeviceY(ysrcMask);
+    }
+
     CalcBoundingBox(xdest, ydest);
     CalcBoundingBox(xdest + width, ydest + height);