document that SetValue() accepts values in 0..GetRange interval, inclusive

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

diff --git a/src/dfb/wrapdfb.cpp b/src/dfb/wrapdfb.cpp
index 873f040cdefac3b135e67b7ead116a94f5b38e0e..f81fdb316c0b028c3ad5d9319e56c982f54d62c1 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"
 
 //-----------------------------------------------------------------------------
@@ -98,14 +103,23 @@ void wxIDirectFB::CleanUp()
 
 wxIDirectFBSurfacePtr wxIDirectFB::GetPrimarySurface()
 {
-    wxIDirectFBDisplayLayerPtr layer(GetDisplayLayer());
-    return layer ? layer->GetSurface() : NULL;
+    DFBSurfaceDescription desc;
+    desc.flags = DSDESC_CAPS;
+    desc.caps = DSCAPS_PRIMARY;
+    return CreateSurface(&desc);
 }
 
 //-----------------------------------------------------------------------------
 // wxIDirectFBSurface
 //-----------------------------------------------------------------------------
 
+DFBSurfacePixelFormat wxIDirectFBSurface::GetPixelFormat()
+{
+    DFBSurfacePixelFormat format = DSPF_UNKNOWN;
+    GetPixelFormat(&format);
+    return format;
+}
+
 int wxIDirectFBSurface::GetDepth()
 {
     DFBSurfacePixelFormat format = DSPF_UNKNOWN;
@@ -116,7 +130,8 @@ int wxIDirectFBSurface::GetDepth()
     return DFB_BITS_PER_PIXEL(format);
 }
 
-wxIDirectFBSurfacePtr wxIDirectFBSurface::CreateCompatible(const wxSize& sz)
+wxIDirectFBSurfacePtr
+wxIDirectFBSurface::CreateCompatible(const wxSize& sz, int flags)
 {
     wxSize size(sz);
     if ( size == wxDefaultSize )
@@ -135,6 +150,17 @@ wxIDirectFBSurfacePtr wxIDirectFBSurface::CreateCompatible(const wxSize& sz)
     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;
@@ -166,3 +192,40 @@ wxIDirectFBSurfacePtr wxIDirectFBSurface::Clone()
 
     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)
+           );
+}