Also mention wxRound() and wxIsSameDouble()

[wxWidgets.git] / src / dfb / wrapdfb.cpp

diff --git a/src/dfb/wrapdfb.cpp b/src/dfb/wrapdfb.cpp
index 406d7a6893bce54cd8c0c21ef2d5b041c992ffee..c474b48e2b44c8482e0e7be30d40f4575888aaf8 100644 (file)
--- a/src/dfb/wrapdfb.cpp
+++ b/src/dfb/wrapdfb.cpp
@@ -15,6 +15,11 @@
     #pragma hdrstop
 #endif
 
+#ifndef WX_PRECOMP
+    #include "wx/intl.h"
+    #include "wx/log.h"
+#endif
+
 #include "wx/dfb/wrapdfb.h"
 
 //-----------------------------------------------------------------------------
@@ -31,7 +36,7 @@ bool wxDfbCheckReturn(DFBResult code)
         // these are programming errors, assert:
         #define DFB_ASSERT(code)                                        \
             case code:                                                  \
-                wxFAIL_MSG( _T("DirectFB error: ") _T(#code) );         \
+                wxFAIL_MSG( "DirectFB error: " _T(#code) );         \
                 return false                                            \
 
         DFB_ASSERT(DFB_DEAD);
@@ -95,3 +100,138 @@ void wxIDirectFB::CleanUp()
 {
     ms_ptr.Reset();
 }
+
+wxIDirectFBSurfacePtr wxIDirectFB::GetPrimarySurface()
+{
+    DFBSurfaceDescription desc;
+    desc.flags = DSDESC_CAPS;
+    // NB: see dcscreen.cpp for why we request double-buffered surface
+    //
+    //     This assumes the cooperative level is DFSCL_NORMAL (that's the
+    //     default and wx doesn't modify it anywhere); if we ever support
+    //     other cooperative levels, DSCAPS_DOUBLE should *not* be used with
+    //     them.
+    desc.caps = DFBSurfaceCapabilities(DSCAPS_PRIMARY | DSCAPS_DOUBLE);
+    return CreateSurface(&desc);
+}
+
+//-----------------------------------------------------------------------------
+// wxIDirectFBSurface
+//-----------------------------------------------------------------------------
+
+DFBSurfacePixelFormat wxIDirectFBSurface::GetPixelFormat()
+{
+    DFBSurfacePixelFormat format = DSPF_UNKNOWN;
+    GetPixelFormat(&format);
+    return format;
+}
+
+int wxIDirectFBSurface::GetDepth()
+{
+    DFBSurfacePixelFormat format = DSPF_UNKNOWN;
+
+    if ( !GetPixelFormat(&format) )
+        return -1;
+
+    return DFB_BITS_PER_PIXEL(format);
+}
+
+wxIDirectFBSurfacePtr
+wxIDirectFBSurface::CreateCompatible(const wxSize& sz, int flags)
+{
+    wxSize size(sz);
+    if ( size == wxDefaultSize )
+    {
+        if ( !GetSize(&size.x, &size.y) )
+            return NULL;
+    }
+
+    wxCHECK_MSG( size.x > 0 && size.y > 0, NULL, "invalid size" );
+
+    DFBSurfaceDescription desc;
+    desc.flags = (DFBSurfaceDescriptionFlags)(
+            DSDESC_CAPS | DSDESC_WIDTH | DSDESC_HEIGHT | DSDESC_PIXELFORMAT);
+    GetCapabilities(&desc.caps);
+    GetPixelFormat(&desc.pixelformat);
+    desc.width = size.x;
+    desc.height = size.y;
+
+    // filter out caps that don't make sense for a new compatible surface:
+    int caps = desc.caps;
+    caps &= ~DSCAPS_PRIMARY;
+    caps &= ~DSCAPS_SUBSURFACE;
+    if ( flags & CreateCompatible_NoBackBuffer )
+    {
+        caps &= ~DSCAPS_DOUBLE;
+        caps &= ~DSCAPS_TRIPLE;
+    }
+    desc.caps = (DFBSurfaceCapabilities)caps;
+
+    wxIDirectFBSurfacePtr snew(wxIDirectFB::Get()->CreateSurface(&desc));
+    if ( !snew )
+        return NULL;
+
+    if ( desc.pixelformat == DSPF_LUT8 )
+    {
+        wxIDirectFBPalettePtr pal(GetPalette());
+        if ( pal )
+        {
+            if ( !snew->SetPalette(pal) )
+                return NULL;
+        }
+    }
+
+    return snew;
+}
+
+wxIDirectFBSurfacePtr wxIDirectFBSurface::Clone()
+{
+    wxIDirectFBSurfacePtr snew(CreateCompatible());
+    if ( !snew )
+        return NULL;
+
+    if ( !snew->SetBlittingFlags(DSBLIT_NOFX) )
+        return NULL;
+
+    if ( !snew->Blit(GetRaw(), NULL, 0, 0) )
+        return NULL;
+
+    return snew;
+}
+
+bool wxIDirectFBSurface::Flip(const DFBRegion *region, int flags)
+{
+    return Check(m_ptr->Flip(m_ptr, region, (DFBSurfaceFlipFlags)flags));
+}
+
+bool wxIDirectFBSurface::FlipToFront(const DFBRegion *region)
+{
+    // Blit to the front buffer instead of exchanging front and back ones.
+    // Always doing this ensures that back and front buffer have same content
+    // and so painting to the back buffer will never lose any previous
+    // drawings:
+    return Flip(region, DSFLIP_BLIT);
+}
+
+//-----------------------------------------------------------------------------
+// wxIDirectFBDisplayLayer
+//-----------------------------------------------------------------------------
+
+wxVideoMode wxIDirectFBDisplayLayer::GetVideoMode()
+{
+    DFBDisplayLayerConfig cfg;
+    if ( !GetConfiguration(&cfg) )
+        return wxVideoMode(); // invalid
+
+    if ( !((cfg.flags & DLCONF_WIDTH) &&
+           (cfg.flags & DLCONF_HEIGHT) &&
+           (cfg.flags & DLCONF_PIXELFORMAT)) )
+        return wxVideoMode(); // invalid
+
+    return wxVideoMode
+           (
+             cfg.width,
+             cfg.height,
+             DFB_BITS_PER_PIXEL(cfg.pixelformat)
+           );
+}