X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5fe050c360dc9e2032f41fc8c4c2291d0bce0be8..89edb75e59ec9793aa75e9bac2ff4f7f10748f77:/src/dfb/bitmap.cpp

diff --git a/src/dfb/bitmap.cpp b/src/dfb/bitmap.cpp
index 2072c300b7..91684bdad3 100644
--- a/src/dfb/bitmap.cpp
+++ b/src/dfb/bitmap.cpp
@@ -64,7 +64,7 @@ static void CopySurfaceToImage(const wxIDirectFBSurfacePtr& surface,
                                wxImage& image)
 {
     wxIDirectFBSurface::Locked locked(surface, DSLF_READ);
-    wxCHECK_RET( locked.ptr, _T("failed to lock surface") );
+    wxCHECK_RET( locked.ptr, "failed to lock surface" );
 
     const unsigned width = image.GetWidth();
     const unsigned height = image.GetHeight();
@@ -191,10 +191,10 @@ CreateSurfaceWithFormat(int w, int h, DFBSurfacePixelFormat format)
 // Creates a surface that will use wxImage's pixel data (RGB only)
 static wxIDirectFBSurfacePtr CreateSurfaceForImage(const wxImage& image)
 {
-    wxCHECK_MSG( image.Ok(), NULL, _T("invalid image") );
+    wxCHECK_MSG( image.Ok(), NULL, "invalid image" );
     // FIXME_DFB: implement alpha handling by merging alpha buffer with RGB
     //            into a temporary RGBA surface
-    wxCHECK_MSG( !image.HasAlpha(), NULL, _T("alpha channel not supported") );
+    wxCHECK_MSG( !image.HasAlpha(), NULL, "alpha channel not supported" );
 
     // NB: wxImage uses RGB order of bytes while DirectFB uses BGR, so we
     //     cannot use preallocated surface that shares data with wxImage, we
@@ -203,6 +203,27 @@ static wxIDirectFBSurfacePtr CreateSurfaceForImage(const wxImage& image)
                                    DSPF_RGB24);
 }
 
+static bool ConvertSurfaceToFormat(wxIDirectFBSurfacePtr& surface,
+                                   DFBSurfacePixelFormat format)
+{
+    if ( surface->GetPixelFormat() == format )
+        return true;
+
+    int w, h;
+    surface->GetSize(&w, &h);
+    wxIDirectFBSurfacePtr s = CreateSurfaceWithFormat(w, h, format);
+    if ( !s )
+        return false;
+
+    if ( !s->SetBlittingFlags(DSBLIT_NOFX) )
+        return false;
+    if ( !s->Blit(surface->GetRaw(), NULL, 0, 0) )
+        return false;
+
+    surface = s;
+    return true;
+}
+
 static DFBSurfacePixelFormat DepthToFormat(int depth)
 {
     switch ( depth )
@@ -225,7 +246,7 @@ static DFBSurfacePixelFormat DepthToFormat(int depth)
 // wxBitmapRefData
 //-----------------------------------------------------------------------------
 
-class wxBitmapRefData: public wxObjectRefData
+class wxBitmapRefData: public wxGDIRefData
 {
 public:
     wxBitmapRefData()
@@ -254,6 +275,8 @@ public:
 #endif
     }
 
+    virtual bool IsOk() const { return m_surface; }
+
     wxIDirectFBSurfacePtr m_surface;
     wxMask               *m_mask;
 #if wxUSE_PALETTE
@@ -267,7 +290,6 @@ public:
 // wxBitmap
 //-----------------------------------------------------------------------------
 
-IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase)
 IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxBitmapBase)
 
 wxBitmap::wxBitmap(int width, int height, int depth)
@@ -279,7 +301,7 @@ bool wxBitmap::Create(const wxIDirectFBSurfacePtr& surface)
 {
     UnRef();
 
-    wxCHECK_MSG( surface, false, _T("invalid surface") );
+    wxCHECK_MSG( surface, false, "invalid surface" );
 
     m_refData = new wxBitmapRefData();
     M_BITMAP->m_surface = surface;
@@ -302,9 +324,16 @@ bool wxBitmap::CreateWithFormat(int width, int height, int dfbFormat)
 }
 
 #if wxUSE_IMAGE
-wxBitmap::wxBitmap(const wxImage& image, int depth)
+wxBitmap::wxBitmap(const wxImage& imageOrig, int depth)
 {
-    wxCHECK_RET( image.Ok(), wxT("invalid image") );
+    wxCHECK_RET( imageOrig.Ok(), wxT("invalid image") );
+
+    wxImage image(imageOrig);
+
+    // convert mask to alpha channel, because wxMask isn't implemented yet
+    // FIXME: don't do this, implement proper wxMask support
+    if ( image.HasMask() )
+        image.InitAlpha();
 
     DFBSurfacePixelFormat format = DepthToFormat(depth);
     if ( format == DSPF_UNKNOWN && image.HasAlpha() )
@@ -339,9 +368,6 @@ wxBitmap::wxBitmap(const wxImage& image, int depth)
                 return;
         }
     }
-
-    // FIXME: implement mask creation from image's mask (or alpha channel?)
-    wxASSERT_MSG( !image.HasMask(), _T("image masks are ignored for now") );
 }
 
 wxImage wxBitmap::ConvertToImage() const
@@ -374,7 +400,7 @@ wxImage wxBitmap::ConvertToImage() const
     }
 
     // FIXME: implement mask setting in the image
-    wxASSERT_MSG( GetMask() == NULL, _T("bitmap masks are ignored for now") );
+    wxASSERT_MSG( GetMask() == NULL, "bitmap masks are ignored for now" );
 
     return img;
 }
@@ -392,8 +418,11 @@ void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
     else
         format = DSPF_RGB24;
 
-    // requested format is not what this bitmap uses
-    if ( format != M_BITMAP->m_surface->GetPixelFormat() )
+    // convert the bitmap into format compatible with requested raw access;
+    // note that we don't bother converting the bitmap back in UngetRawData(),
+    // as unpacked formats (RGB24, RGB32) are the common case and converting
+    // between them while blitting is fast enough (FIXME?)
+    if ( !ConvertSurfaceToFormat(M_BITMAP->m_surface, format) )
         return NULL;
 
     void *bits = NULL;
@@ -431,12 +460,7 @@ wxBitmap::wxBitmap(const char bits[], int width, int height, int depth)
 {
     wxCHECK_RET( depth == 1, wxT("can only create mono bitmap from XBM data") );
 
-    wxFAIL_MSG( _T("not implemented") );
-}
-
-bool wxBitmap::IsOk() const
-{
-    return (m_refData != NULL && M_BITMAP->m_surface);
+    wxFAIL_MSG( "not implemented" );
 }
 
 int wxBitmap::GetHeight() const
@@ -582,14 +606,14 @@ void wxBitmap::SetHeight(int height)
 {
     AllocExclusive();
 
-    wxFAIL_MSG( _T("SetHeight not implemented") );
+    wxFAIL_MSG( "SetHeight not implemented" );
 }
 
 void wxBitmap::SetWidth(int width)
 {
     AllocExclusive();
 
-    wxFAIL_MSG( _T("SetWidth not implemented") );
+    wxFAIL_MSG( "SetWidth not implemented" );
 }
 
 void wxBitmap::SetDepth(int depth)
@@ -620,12 +644,12 @@ wxIDirectFBSurfacePtr wxBitmap::GetDirectFBSurface() const
     return M_BITMAP->m_surface;
 }
 
-wxObjectRefData *wxBitmap::CreateRefData() const
+wxGDIRefData *wxBitmap::CreateGDIRefData() const
 {
     return new wxBitmapRefData;
 }
 
-wxObjectRefData *wxBitmap::CloneRefData(const wxObjectRefData *data) const
+wxGDIRefData *wxBitmap::CloneGDIRefData(const wxGDIRefData *data) const
 {
     return new wxBitmapRefData(*(wxBitmapRefData *)data);
 }