adding magnification API into the wxWindow classes for best retina support

[wxWidgets.git] / src / osx / core / bitmap.cpp

diff --git a/src/osx/core/bitmap.cpp b/src/osx/core/bitmap.cpp
index 72226536d80202de932f6e769905b70bc3a98f2a..da236465dd4ffae271234a302fd915cf246febdf 100644 (file)
--- a/src/osx/core/bitmap.cpp
+++ b/src/osx/core/bitmap.cpp
@@ -98,13 +98,10 @@ public:
     // rescaled to 16 x 16
     bool          HasNativeSize();
 
     // rescaled to 16 x 16
     bool          HasNativeSize();
 

+#ifndef __WXOSX_IPHONE__

     // caller should increase ref count if needed longer
     // than the bitmap exists
     IconRef       GetIconRef();
     // caller should increase ref count if needed longer
     // than the bitmap exists
     IconRef       GetIconRef();

-
-#ifndef __WXOSX_IPHONE__
-    // returns a Pict from the bitmap content
-    PicHandle     GetPictHandle();

 #endif
 
     CGContextRef  GetBitmapContext() const;
 #endif
 
     CGContextRef  GetBitmapContext() const;


@@ -125,10 +122,10 @@ public:
     bool          m_ok;
     mutable CGImageRef    m_cgImageRef;
 
     bool          m_ok;
     mutable CGImageRef    m_cgImageRef;
 

-    IconRef       m_iconRef;

 #ifndef __WXOSX_IPHONE__
 #ifndef __WXOSX_IPHONE__

-    PicHandle     m_pictHandle;
+    IconRef       m_iconRef;

 #endif
 #endif

+

     CGContextRef  m_hBitmap;
 };
 
     CGContextRef  m_hBitmap;
 };
 


@@ -189,13 +186,6 @@ void wxMacCreateBitmapButton( ControlButtonContentInfo*info , const wxBitmap& bi
             info->contentType = kControlContentCGImageRef ;
             info->u.imageRef = (CGImageRef) bmap->CreateCGImage() ;
         }
             info->contentType = kControlContentCGImageRef ;
             info->u.imageRef = (CGImageRef) bmap->CreateCGImage() ;
         }

-        else
-        {
-#ifndef __LP64__
-            info->contentType = kControlContentPictHandle ;
-            info->u.picture = bmap->GetPictHandle() ;
-#endif
-        }

     }
 }
 
     }
 }
 


@@ -247,7 +237,6 @@ void wxBitmapRefData::Init()
 
 #ifndef __WXOSX_IPHONE__
     m_iconRef = NULL ;
 
 #ifndef __WXOSX_IPHONE__
     m_iconRef = NULL ;

-    m_pictHandle = NULL ;

 #endif
     m_hBitmap = NULL ;
 
 #endif
     m_hBitmap = NULL ;
 


@@ -306,7 +295,7 @@ bool wxBitmapRefData::Create(CGImageRef image)
             memset( data , 0 , size ) ;
             m_memBuf.UngetWriteBuf( size ) ;
             CGImageAlphaInfo alpha = CGImageGetAlphaInfo(image);
             memset( data , 0 , size ) ;
             m_memBuf.UngetWriteBuf( size ) ;
             CGImageAlphaInfo alpha = CGImageGetAlphaInfo(image);

-            if ( alpha == kCGImageAlphaNone || alpha == kCGImageAlphaNoneSkipLast || alpha == kCGImageAlphaNoneSkipLast )
+            if ( alpha == kCGImageAlphaNone || alpha == kCGImageAlphaNoneSkipFirst || alpha == kCGImageAlphaNoneSkipLast )

             {
                 m_hBitmap = CGBitmapContextCreate((char*) data, m_width, m_height, 8, m_bytesPerRow, wxMacGetGenericRGBColorSpace(), kCGImageAlphaNoneSkipFirst );
             }
             {
                 m_hBitmap = CGBitmapContextCreate((char*) data, m_width, m_height, 8, m_bytesPerRow, wxMacGetGenericRGBColorSpace(), kCGImageAlphaNoneSkipFirst );
             }


@@ -315,7 +304,7 @@ bool wxBitmapRefData::Create(CGImageRef image)
                 m_hasAlpha = true;
                 m_hBitmap = CGBitmapContextCreate((char*) data, m_width, m_height, 8, m_bytesPerRow, wxMacGetGenericRGBColorSpace(), kCGImageAlphaPremultipliedFirst );
             }
                 m_hasAlpha = true;
                 m_hBitmap = CGBitmapContextCreate((char*) data, m_width, m_height, 8, m_bytesPerRow, wxMacGetGenericRGBColorSpace(), kCGImageAlphaPremultipliedFirst );
             }

-            CGRect rect = {{0,0},{m_width,m_height}}; 
+            CGRect rect = CGRectMake(0,0,m_width,m_height);

             CGContextDrawImage(m_hBitmap, rect, image);
             
             wxASSERT_MSG( m_hBitmap , wxT("Unable to create CGBitmapContext context") ) ;
             CGContextDrawImage(m_hBitmap, rect, image);
             
             wxASSERT_MSG( m_hBitmap , wxT("Unable to create CGBitmapContext context") ) ;


@@ -379,8 +368,8 @@ void *wxBitmapRefData::BeginRawAccess()
     wxCHECK_MSG( IsOk(), NULL, wxT("invalid bitmap") ) ;
     wxASSERT( m_rawAccessCount == 0 ) ;
 #ifndef __WXOSX_IPHONE__
     wxCHECK_MSG( IsOk(), NULL, wxT("invalid bitmap") ) ;
     wxASSERT( m_rawAccessCount == 0 ) ;
 #ifndef __WXOSX_IPHONE__

-    wxASSERT_MSG( m_pictHandle == NULL && m_iconRef == NULL ,
-        wxT("Currently, modifing bitmaps that are used in controls already is not supported") ) ;
+    wxASSERT_MSG( m_iconRef == NULL ,
+                 wxT("Currently, modifing bitmaps that are used in controls already is not supported") ) ;

 #endif
     ++m_rawAccessCount ;
 
 #endif
     ++m_rawAccessCount ;
 


@@ -428,8 +417,39 @@ IconRef wxBitmapRefData::GetIconRef()
         OSType dataType = 0 ;
         OSType maskType = 0 ;
 
         OSType dataType = 0 ;
         OSType maskType = 0 ;
 

+        // since we don't have PICT conversion available, use
+        // the next larger standard icon size
+        // TODO: Use NSImage
+        if (sz <= 16)
+            sz = 16;
+        else if ( sz <= 32)
+            sz = 32;
+        else if ( sz <= 48)
+            sz = 48;
+        else if ( sz <= 128)
+            sz = 128;
+        else if ( sz <= 256)
+            sz = 256;
+        else if ( sz <= 512)
+            sz = 512;
+        else if ( sz <= 1024)
+            sz = 1024;
+        

         switch (sz)
         {
         switch (sz)
         {

+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
+            case 1024:
+                dataType = kIconServices1024PixelDataARGB;
+                break;
+#endif
+            case 512:
+                dataType = kIconServices512PixelDataARGB;
+                break;
+                
+            case 256:
+                dataType = kIconServices256PixelDataARGB;
+                break;
+ 

             case 128:
                 dataType = kIconServices128PixelDataARGB ;
                 break;
             case 128:
                 dataType = kIconServices128PixelDataARGB ;
                 break;


@@ -581,11 +601,6 @@ IconRef wxBitmapRefData::GetIconRef()
                 DisposeHandle( maskdata ) ;
             }
         }
                 DisposeHandle( maskdata ) ;
             }
         }

-        else
-        {
-            PicHandle pic = GetPictHandle() ;
-            SetIconFamilyData( iconFamily, 'PICT' , (Handle) pic ) ;
-        }

         // transform into IconRef
 
         // cleaner version existing from 10.3 upwards
         // transform into IconRef
 
         // cleaner version existing from 10.3 upwards


@@ -600,10 +615,6 @@ IconRef wxBitmapRefData::GetIconRef()
     return m_iconRef ;
 }
 
     return m_iconRef ;
 }
 

-PicHandle wxBitmapRefData::GetPictHandle()
-{
-    return m_pictHandle ;
-}

 #endif
 
 CGImageRef wxBitmapRefData::CreateCGImage() const
 #endif
 
 CGImageRef wxBitmapRefData::CreateCGImage() const


@@ -743,14 +754,6 @@ void wxBitmapRefData::Free()
         ReleaseIconRef( m_iconRef ) ;
         m_iconRef = NULL ;
     }
         ReleaseIconRef( m_iconRef ) ;
         m_iconRef = NULL ;
     }

-
-#ifndef __LP64__
-    if ( m_pictHandle )
-    {
-        KillPicture( m_pictHandle ) ;
-        m_pictHandle = NULL ;
-    }
-#endif

 #endif
     if ( m_hBitmap )
     {
 #endif
     if ( m_hBitmap )
     {


@@ -887,9 +890,9 @@ wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits
     {
         if ( no_bits == 1 )
         {
     {
         if ( no_bits == 1 )
         {

-            int linesize = ( the_width / (sizeof(unsigned char) * 8)) ;
-            if ( the_width % (sizeof(unsigned char) * 8) )
-                linesize += sizeof(unsigned char);
+            int linesize = the_width / 8;
+            if ( the_width % 8 )
+                linesize++;

 
             unsigned char* linestart = (unsigned char*) bits ;
             unsigned char* destptr = (unsigned char*) BeginRawAccess() ;
 
             unsigned char* linestart = (unsigned char*) bits ;
             unsigned char* destptr = (unsigned char*) BeginRawAccess() ;


@@ -936,6 +939,11 @@ wxBitmap::wxBitmap(const void* data, wxBitmapType type, int width, int height, i
     (void) Create(data, type, width, height, depth);
 }
 
     (void) Create(data, type, width, height, depth);
 }
 

+wxBitmap::wxBitmap(int width, int height, const wxDC& WXUNUSED(dc))
+{
+    (void) Create(width, height);
+}
+

 wxBitmap::wxBitmap(const wxString& filename, wxBitmapType type)
 {
     LoadFile(filename, type);
 wxBitmap::wxBitmap(const wxString& filename, wxBitmapType type)
 {
     LoadFile(filename, type);


@@ -1002,6 +1010,17 @@ IconRef wxBitmap::CreateIconRef() const
 
 #if wxOSX_USE_COCOA
 
 
 #if wxOSX_USE_COCOA
 

+wxBitmap::wxBitmap(WX_NSImage image)
+{
+    (void)Create(image);
+}
+
+bool wxBitmap::Create(WX_NSImage image)
+{
+    wxCFRef<CGImageRef> cgimage(wxOSXCreateCGImageFromNSImage(image));
+    return Create(cgimage);
+}
+

 WX_NSImage wxBitmap::GetNSImage() const
 {
     wxCFRef< CGImageRef > cgimage(CreateCGImage());
 WX_NSImage wxBitmap::GetNSImage() const
 {
     wxCFRef< CGImageRef > cgimage(CreateCGImage());


@@ -1036,20 +1055,23 @@ wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const
     {
         unsigned char *sourcedata = (unsigned char*) GetRawAccess() ;
         unsigned char *destdata = (unsigned char*) ret.BeginRawAccess() ;
     {
         unsigned char *sourcedata = (unsigned char*) GetRawAccess() ;
         unsigned char *destdata = (unsigned char*) ret.BeginRawAccess() ;

-        wxASSERT( (sourcedata != NULL) && (destdata != NULL) ) ;
+        wxASSERT((sourcedata != NULL) && (destdata != NULL));

 
 

-        int sourcelinesize = GetBitmapData()->GetBytesPerRow() ;
-        int destlinesize = ret.GetBitmapData()->GetBytesPerRow() ;
-        unsigned char *source = sourcedata + rect.x * 4 + rect.y * sourcelinesize ;
-        unsigned char *dest = destdata ;
-
-        for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize)
+        if ( (sourcedata != NULL) && (destdata != NULL) )

         {
         {

-            memcpy( dest , source , destlinesize ) ;
+            int sourcelinesize = GetBitmapData()->GetBytesPerRow() ;
+            int destlinesize = ret.GetBitmapData()->GetBytesPerRow() ;
+            unsigned char *source = sourcedata + rect.x * 4 + rect.y * sourcelinesize ;
+            unsigned char *dest = destdata ;
+
+            for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize)
+            {
+                memcpy( dest , source , destlinesize ) ;
+            }

         }
         }

+        ret.EndRawAccess() ;

     }
 
     }
 

-    ret.EndRawAccess() ;

 
     if ( M_BITMAPDATA->m_bitmapMask )
     {
 
     if ( M_BITMAPDATA->m_bitmapMask )
     {


@@ -1064,15 +1086,18 @@ wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const
         unsigned char *destdata = (unsigned char * ) maskbuf.GetWriteBuf( maskbufsize ) ;
         wxASSERT( (source != NULL) && (destdata != NULL) ) ;
 
         unsigned char *destdata = (unsigned char * ) maskbuf.GetWriteBuf( maskbufsize ) ;
         wxASSERT( (source != NULL) && (destdata != NULL) ) ;
 

-        source += rect.x * kMaskBytesPerPixel + rect.y * sourcelinesize ;
-        unsigned char *dest = destdata ;
-
-        for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize)
+        if ( (source != NULL) && (destdata != NULL) )

         {
         {

-            memcpy( dest , source , destlinesize ) ;
-        }
+            source += rect.x * kMaskBytesPerPixel + rect.y * sourcelinesize ;
+            unsigned char *dest = destdata ;

 
 

-        maskbuf.UngetWriteBuf( maskbufsize ) ;
+            for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize)
+            {
+                memcpy( dest , source , destlinesize ) ;
+            }
+
+            maskbuf.UngetWriteBuf( maskbufsize ) ;
+        }

         ret.SetMask( new wxMask( maskbuf , destwidth , destheight , rowBytes ) ) ;
     }
     else if ( HasAlpha() )
         ret.SetMask( new wxMask( maskbuf , destwidth , destheight , rowBytes ) ) ;
     }
     else if ( HasAlpha() )


@@ -1093,7 +1118,6 @@ bool wxBitmap::Create(int w, int h, int d)
     return M_BITMAPDATA->IsOk() ;
 }
 
     return M_BITMAPDATA->IsOk() ;
 }
 

-

 bool wxBitmap::Create(CGImageRef image)
 {
     UnRef();
 bool wxBitmap::Create(CGImageRef image)
 {
     UnRef();


@@ -1608,37 +1632,60 @@ bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
     size_t size = m_bytesPerRow * m_height ;
     unsigned char * destdatabase = (unsigned char*) m_memBuf.GetWriteBuf( size ) ;
     wxASSERT( destdatabase != NULL ) ;
     size_t size = m_bytesPerRow * m_height ;
     unsigned char * destdatabase = (unsigned char*) m_memBuf.GetWriteBuf( size ) ;
     wxASSERT( destdatabase != NULL ) ;

-
-    memset( destdatabase , 0 , size ) ;
-    unsigned char * srcdatabase = (unsigned char*) bitmap.GetRawAccess() ;
-    size_t sourceBytesRow = bitmap.GetBitmapData()->GetBytesPerRow();
-
-    for ( int y = 0 ; y < m_height ; ++y , srcdatabase+= sourceBytesRow, destdatabase += m_bytesPerRow)
+    if ( destdatabase != NULL)

     {
     {

-        unsigned char *srcdata = srcdatabase ;
-        unsigned char *destdata = destdatabase ;
-        unsigned char r, g, b;
+        memset( destdatabase , 0 , size ) ;
+        unsigned char * srcdatabase = (unsigned char*) bitmap.GetRawAccess() ;
+        size_t sourceBytesRow = bitmap.GetBitmapData()->GetBytesPerRow();

 
 

-        for ( int x = 0 ; x < m_width ; ++x )
+        for ( int y = 0 ; y < m_height ; ++y , srcdatabase+= sourceBytesRow, destdatabase += m_bytesPerRow)

         {
         {

-            srcdata++ ;
-            r = *srcdata++ ;
-            g = *srcdata++ ;
-            b = *srcdata++ ;
+            unsigned char *srcdata = srcdatabase ;
+            unsigned char *destdata = destdatabase ;
+            unsigned char r, g, b;

 
 

-            if ( colour == wxColour( r , g , b ) )
-                *destdata++ = 0xFF ;
-            else
-                *destdata++ = 0x00 ;
+            for ( int x = 0 ; x < m_width ; ++x )
+            {
+                srcdata++ ;
+                r = *srcdata++ ;
+                g = *srcdata++ ;
+                b = *srcdata++ ;
+
+                if ( colour == wxColour( r , g , b ) )
+                    *destdata++ = 0xFF ;
+                else
+                    *destdata++ = 0x00 ;
+            }

         }
     }
         }
     }

-

     m_memBuf.UngetWriteBuf( size ) ;
     RealizeNative() ;
 
     return true;
 }
 
     m_memBuf.UngetWriteBuf( size ) ;
     RealizeNative() ;
 
     return true;
 }
 

+wxBitmap wxMask::GetBitmap() const
+{
+    wxBitmap bitmap(m_width, m_height, 1);
+    unsigned char* dst = static_cast<unsigned char*>(bitmap.BeginRawAccess());
+    const int dst_stride = bitmap.GetBitmapData()->GetBytesPerRow();
+    const unsigned char* src = static_cast<unsigned char*>(GetRawAccess());
+    for (int j = 0; j < m_height; j++, src += m_bytesPerRow, dst += dst_stride)
+    {
+        unsigned char* d = dst;
+        for (int i = 0; i < m_width; i++)
+        {
+            const unsigned char byte = src[i];
+            *d++ = 0xff;
+            *d++ = byte;
+            *d++ = byte;
+            *d++ = byte;
+        }
+    }
+    bitmap.EndRawAccess();
+    return bitmap;
+}
+

 WXHBITMAP wxMask::GetHBITMAP() const
 {
     return m_maskBitmap ;
 WXHBITMAP wxMask::GetHBITMAP() const
 {
     return m_maskBitmap ;


@@ -1683,7 +1730,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxPNGResourceHandler, wxBundleResourceHandler)
 
 class WXDLLEXPORT wxJPEGResourceHandler: public wxBundleResourceHandler
 {
 
 class WXDLLEXPORT wxJPEGResourceHandler: public wxBundleResourceHandler
 {

-    DECLARE_DYNAMIC_CLASS(wxPNGResourceHandler)
+    DECLARE_DYNAMIC_CLASS(wxJPEGResourceHandler)

     
 public:
     inline wxJPEGResourceHandler()
     
 public:
     inline wxJPEGResourceHandler()


@@ -1730,65 +1777,20 @@ bool wxBundleResourceHandler::LoadFile(wxBitmap *bitmap,
     return false ;
 }
 
     return false ;
 }
 

-#if !defined( __LP64__ ) && !defined(__WXOSX_IPHONE__)
-
-class WXDLLEXPORT wxPICTResourceHandler: public wxBitmapHandler
-{
-    DECLARE_DYNAMIC_CLASS(wxPICTResourceHandler)
-
-public:
-    inline wxPICTResourceHandler()
-    {
-        SetName(wxT("Macintosh Pict resource"));
-        SetExtension(wxEmptyString);
-        SetType(wxBITMAP_TYPE_PICT_RESOURCE);
-    };
-
-    virtual bool LoadFile(wxBitmap *bitmap,
-                          const wxString& name,
-                          wxBitmapType type,
-                          int desiredWidth,
-                          int desiredHeight);
-};
-
-IMPLEMENT_DYNAMIC_CLASS(wxPICTResourceHandler, wxBitmapHandler)
-
-
-bool wxPICTResourceHandler::LoadFile(wxBitmap *bitmap,
-                                     const wxString& name,
-                                     wxBitmapType WXUNUSED(type),
-                                     int WXUNUSED(desiredWidth),
-                                     int WXUNUSED(desiredHeight))
+/* static */
+wxBitmap wxBitmapHelpers::NewFromPNGData(const void* data, size_t size)

 {
 {

-#if wxUSE_METAFILE
-    Str255 theName ;
-    wxMacStringToPascal( name , theName ) ;
-
-    PicHandle thePict = (PicHandle ) GetNamedResource( 'PICT' , theName ) ;
-    if ( thePict )
-    {
-        wxMetafile mf ;
-
-        mf.SetPICT( thePict ) ;
-        bitmap->Create( mf.GetWidth() , mf.GetHeight() ) ;
-        wxMemoryDC dc ;
-        dc.SelectObject( *bitmap ) ;
-        mf.Play( &dc ) ;
-        dc.SelectObject( wxNullBitmap ) ;
+    wxCFRef<CGDataProviderRef>
+        provider(CGDataProviderCreateWithData(NULL, data, size, NULL) );
+    wxCFRef<CGImageRef>
+        image(CGImageCreateWithPNGDataProvider(provider, NULL, true,
+                                                kCGRenderingIntentDefault));

 
 

-        return true ;
-    }
-#endif
-
-    return false ;
+    return wxBitmap(image);

 }
 }

-#endif

 
 void wxBitmap::InitStandardHandlers()
 {
 
 void wxBitmap::InitStandardHandlers()
 {

-#if !defined( __LP64__ ) && !defined(__WXOSX_IPHONE__)
-    AddHandler( new wxPICTResourceHandler ) ;
-#endif

 #if wxOSX_USE_COCOA_OR_CARBON
     AddHandler( new wxICONResourceHandler ) ;
 #endif
 #if wxOSX_USE_COCOA_OR_CARBON
     AddHandler( new wxICONResourceHandler ) ;
 #endif