/////////////////////////////////////////////////////////////////////////////
-// Name: bitmap.cpp
+// Name: src/mac/carbon/bitmap.cpp
// Purpose: wxBitmap
-// Author: AUTHOR
+// Author: Stefan Csomor
// Modified by:
-// Created: ??/??/98
+// Created: 1998-01-01
// RCS-ID: $Id$
-// Copyright: (c) AUTHOR
+// Copyright: (c) Stefan Csomor
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "bitmap.h"
-#endif
-
-#include "wx/defs.h"
+#include "wx/wxprec.h"
#include "wx/bitmap.h"
-#include "wx/icon.h"
-#include "wx/log.h"
-#include "wx/image.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/log.h"
+ #include "wx/dcmemory.h"
+ #include "wx/icon.h"
+ #include "wx/image.h"
+#endif
+
+#include "wx/metafile.h"
#include "wx/xpmdecod.h"
+#include "wx/rawbmp.h"
+
IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject)
IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject)
-IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject )
-#ifdef __DARWIN__
- #include <ApplicationServices/ApplicationServices.h>
-#else
- #include <PictUtils.h>
-#endif
+#include <ApplicationServices/ApplicationServices.h>
+#include <QuickTime/QuickTime.h>
#include "wx/mac/uma.h"
-CTabHandle wxMacCreateColorTable( int numColors )
+// Implementation Notes
+// --------------------
+//
+// we are always working with a 32 bit deep pixel buffer
+// under QuickDraw its alpha parts are going to be ignored in the GWorld,
+// therefore we have a separate GWorld there for blitting the mask in
+
+// under Quartz then content is transformed into a CGImageRef representing the same data
+// which can be transferred to the GPU by the OS for fast rendering
+
+class WXDLLEXPORT wxBitmapRefData: public wxGDIRefData
{
- CTabHandle newColors; /* Handle to the new color table */
+ friend class WXDLLIMPEXP_FWD_CORE wxIcon;
+ friend class WXDLLIMPEXP_FWD_CORE wxCursor;
+public:
+ wxBitmapRefData(int width , int height , int depth);
+ wxBitmapRefData();
+ wxBitmapRefData(const wxBitmapRefData &tocopy);
- /* Allocate memory for the color table */
- newColors = (CTabHandle)NewHandleClear( sizeof (ColorTable) +
- sizeof (ColorSpec) * (numColors - 1) );
- if (newColors != nil)
- {
- /* Initialize the fields */
- (**newColors).ctSeed = GetCTSeed();
- (**newColors).ctFlags = 0;
- (**newColors).ctSize = numColors - 1;
- /* Initialize the table of colors */
- }
- return newColors ;
+ virtual ~wxBitmapRefData();
+
+ void Free();
+ bool Ok() const { return IsOk(); }
+ bool IsOk() const { return m_ok; }
+ void SetOk( bool isOk) { m_ok = isOk; }
+
+ void SetWidth( int width ) { m_width = width; }
+ void SetHeight( int height ) { m_height = height; }
+ void SetDepth( int depth ) { m_depth = depth; }
+
+ int GetWidth() const { return m_width; }
+ int GetHeight() const { return m_height; }
+ int GetDepth() const { return m_depth; }
+
+ void *GetRawAccess() const;
+ void *BeginRawAccess();
+ void EndRawAccess();
+
+ bool HasAlpha() const { return m_hasAlpha; }
+ void UseAlpha( bool useAlpha );
+
+public:
+#if wxUSE_PALETTE
+ wxPalette m_bitmapPalette;
+#endif // wxUSE_PALETTE
+
+ wxMask * m_bitmapMask; // Optional mask
+ CGImageRef CreateCGImage() const;
+
+ // returns true if the bitmap has a size that
+ // can be natively transferred into a true icon
+ // if no is returned GetIconRef will still produce
+ // an icon but it will be generated via a PICT and
+ // rescaled to 16 x 16
+ bool HasNativeSize();
+
+ // caller should increase ref count if needed longer
+ // than the bitmap exists
+ IconRef GetIconRef();
+
+ // returns a Pict from the bitmap content
+ PicHandle GetPictHandle();
+
+ CGContextRef GetBitmapContext() const;
+
+ int GetBytesPerRow() const { return m_bytesPerRow; }
+ private :
+ bool Create(int width , int height , int depth);
+ void Init();
+
+ int m_width;
+ int m_height;
+ int m_bytesPerRow;
+ int m_depth;
+ bool m_hasAlpha;
+ wxMemoryBuffer m_memBuf;
+ int m_rawAccessCount;
+ bool m_ok;
+ mutable CGImageRef m_cgImageRef;
+
+ IconRef m_iconRef;
+ PicHandle m_pictHandle;
+
+ CGContextRef m_hBitmap;
+};
+
+
+#define wxMAC_USE_PREMULTIPLIED_ALPHA 1
+static const int kBestByteAlignement = 16;
+static const int kMaskBytesPerPixel = 1;
+
+static int GetBestBytesPerRow( int rawBytes )
+{
+ return (((rawBytes)+kBestByteAlignement-1) & ~(kBestByteAlignement-1) );
}
-void wxMacDestroyColorTable( CTabHandle colors )
+#if wxUSE_GUI
+
+// this is used for more controls than just the wxBitmap button, also for notebooks etc
+
+void wxMacCreateBitmapButton( ControlButtonContentInfo*info , const wxBitmap& bitmap , int forceType )
{
- DisposeHandle( (Handle) colors ) ;
+ memset( info , 0 , sizeof(ControlButtonContentInfo) ) ;
+ if ( bitmap.Ok() )
+ {
+ wxBitmapRefData * bmap = bitmap.GetBitmapData() ;
+ if ( bmap == NULL )
+ return ;
+
+ if ( forceType == 0 )
+ {
+ forceType = kControlContentCGImageRef;
+ }
+
+ if ( forceType == kControlContentIconRef )
+ {
+ wxBitmap scaleBmp ;
+ wxBitmapRefData* bmp = bmap ;
+
+ if ( !bmap->HasNativeSize() )
+ {
+ // as PICT conversion will only result in a 16x16 icon, let's attempt
+ // a few scales for better results
+
+ int w = bitmap.GetWidth() ;
+ int h = bitmap.GetHeight() ;
+ int sz = wxMax( w , h ) ;
+ if ( sz == 24 || sz == 64 )
+ {
+ scaleBmp = wxBitmap( bitmap.ConvertToImage().Scale( w * 2 , h * 2 ) ) ;
+ bmp = scaleBmp.GetBitmapData() ;
+ }
+ }
+
+ info->contentType = kControlContentIconRef ;
+ info->u.iconRef = bmp->GetIconRef() ;
+ AcquireIconRef( info->u.iconRef ) ;
+ }
+ else if ( forceType == kControlContentCGImageRef )
+ {
+ info->contentType = kControlContentCGImageRef ;
+ info->u.imageRef = (CGImageRef) bmap->CreateCGImage() ;
+ }
+ else
+ {
+#ifndef __LP64__
+ info->contentType = kControlContentPictHandle ;
+ info->u.picture = bmap->GetPictHandle() ;
+#endif
+ }
+ }
}
-void wxMacSetColorTableEntry( CTabHandle newColors , int index , int red , int green , int blue )
+CGImageRef wxMacCreateCGImageFromBitmap( const wxBitmap& bitmap )
{
- (**newColors).ctTable[index].value = index;
- (**newColors).ctTable[index].rgb.red = 0 ;// someRedValue;
- (**newColors).ctTable[index].rgb.green = 0 ; // someGreenValue;
- (**newColors).ctTable[index].rgb.blue = 0 ; // someBlueValue;
+ wxBitmapRefData * bmap = bitmap.GetBitmapData() ;
+ if ( bmap == NULL )
+ return NULL ;
+ return (CGImageRef) bmap->CreateCGImage();
}
-GWorldPtr wxMacCreateGWorld( int width , int height , int depth )
+void wxMacReleaseBitmapButton( ControlButtonContentInfo*info )
{
- OSErr err = noErr ;
- GWorldPtr port ;
- Rect rect = { 0 , 0 , height , width } ;
-
- if ( depth < 0 )
+ if ( info->contentType == kControlContentIconRef )
{
- depth = wxDisplayDepth() ;
+ ReleaseIconRef( info->u.iconRef ) ;
}
-
- err = NewGWorld( &port , depth , &rect , NULL , NULL , 0 ) ;
- if ( err == noErr )
+ else if ( info->contentType == kControlNoContent )
+ {
+ // there's no bitmap at all, fall through silently
+ }
+ else if ( info->contentType == kControlContentPictHandle )
+ {
+ // owned by the bitmap, no release here
+ }
+ else if ( info->contentType == kControlContentCGImageRef )
+ {
+ CGImageRelease( info->u.imageRef ) ;
+ }
+ else
{
- return port ;
+ wxFAIL_MSG(wxT("Unexpected bitmap type") ) ;
}
- return NULL ;
}
-void wxMacDestroyGWorld( GWorldPtr gw )
+#endif //wxUSE_BMPBUTTON
+
+#define M_BITMAPDATA ((wxBitmapRefData *)m_refData)
+
+void wxBitmapRefData::Init()
{
- if ( gw )
- DisposeGWorld( gw ) ;
+ m_width = 0 ;
+ m_height = 0 ;
+ m_depth = 0 ;
+ m_bytesPerRow = 0;
+ m_ok = false ;
+ m_bitmapMask = NULL ;
+ m_cgImageRef = NULL ;
+
+ m_iconRef = NULL ;
+ m_pictHandle = NULL ;
+ m_hBitmap = NULL ;
+
+ m_rawAccessCount = 0 ;
+ m_hasAlpha = false;
}
-#define kDefaultRes 0x00480000 /* Default resolution is 72 DPI; Fixed type */
+wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData &tocopy)
+{
+ Init();
+ Create(tocopy.m_width, tocopy.m_height, tocopy.m_depth);
+
+ if (tocopy.m_bitmapMask)
+ m_bitmapMask = new wxMask(*tocopy.m_bitmapMask);
+ else if (tocopy.m_hasAlpha)
+ UseAlpha(true);
+
+ unsigned char* dest = (unsigned char*)GetRawAccess();
+ unsigned char* source = (unsigned char*)tocopy.GetRawAccess();
+ size_t numbytes = m_bytesPerRow * m_height;
+ memcpy( dest, source, numbytes );
+}
-OSErr SetupCIconHandlePixMap( CIconHandle icon , short depth , Rect *bounds , CTabHandle colors )
+wxBitmapRefData::wxBitmapRefData()
{
- CTabHandle newColors; /* Color table used for the off-screen PixMap */
- Ptr offBaseAddr; /* Pointer to the off-screen pixel image */
- OSErr error; /* Returns error code */
- short bytesPerRow; /* Number of bytes per row in the PixMap */
+ Init() ;
+}
+wxBitmapRefData::wxBitmapRefData( int w , int h , int d )
+{
+ Init() ;
+ Create( w , h , d ) ;
+}
- error = noErr;
- newColors = nil;
- offBaseAddr = nil;
+bool wxBitmapRefData::Create( int w , int h , int d )
+{
+ m_width = wxMax(1, w);
+ m_height = wxMax(1, h);
+ m_depth = d ;
- bytesPerRow = ((depth * (bounds->right - bounds->left) + 31) / 32) * 4;
+ m_bytesPerRow = GetBestBytesPerRow( w * 4 ) ;
+ size_t size = m_bytesPerRow * h ;
+ void* data = m_memBuf.GetWriteBuf( size ) ;
+ memset( data , 0 , size ) ;
+ m_memBuf.UngetWriteBuf( size ) ;
- /* Clone the clut if indexed color; allocate a dummy clut if direct color*/
- if (depth <= 8)
- {
- newColors = colors;
- error = HandToHand((Handle *) &newColors);
- }
- else
- {
- newColors = (CTabHandle) NewHandle(sizeof(ColorTable) -
- sizeof(CSpecArray));
- error = MemError();
- }
- if (error == noErr)
- {
- /* Allocate pixel image; long integer multiplication avoids overflow */
- (**icon).iconData = NewHandle((unsigned long) bytesPerRow * (bounds->bottom -
- bounds->top));
- if ((**icon).iconData != nil)
- {
- /* Initialize fields common to indexed and direct PixMaps */
- (**icon).iconPMap.baseAddr = 0; /* Point to image */
- (**icon).iconPMap.rowBytes = bytesPerRow | /* MSB set for PixMap */
- 0x8000;
- (**icon).iconPMap.bounds = *bounds; /* Use given bounds */
- (**icon).iconPMap.pmVersion = 0; /* No special stuff */
- (**icon).iconPMap.packType = 0; /* Default PICT pack */
- (**icon).iconPMap.packSize = 0; /* Always zero in mem */
- (**icon).iconPMap.hRes = kDefaultRes; /* 72 DPI default res */
- (**icon).iconPMap.vRes = kDefaultRes; /* 72 DPI default res */
- (**icon).iconPMap.pixelSize = depth; /* Set # bits/pixel */
-
- /* Initialize fields specific to indexed and direct PixMaps */
- if (depth <= 8)
- {
- /* PixMap is indexed */
- (**icon).iconPMap.pixelType = 0; /* Indicates indexed */
- (**icon).iconPMap.cmpCount = 1; /* Have 1 component */
- (**icon).iconPMap.cmpSize = depth; /* Component size=depth */
- (**icon).iconPMap.pmTable = newColors; /* Handle to CLUT */
- }
- else
- {
- /* PixMap is direct */
- (**icon).iconPMap.pixelType = RGBDirect; /* Indicates direct */
- (**icon).iconPMap.cmpCount = 3; /* Have 3 components */
- if (depth == 16)
- (**icon).iconPMap.cmpSize = 5; /* 5 bits/component */
- else
- (**icon).iconPMap.cmpSize = 8; /* 8 bits/component */
- (**newColors).ctSeed = 3 * (**icon).iconPMap.cmpSize;
- (**newColors).ctFlags = 0;
- (**newColors).ctSize = 0;
- (**icon).iconPMap.pmTable = newColors;
- }
- }
- else
- error = MemError();
- }
- else
- newColors = nil;
+ m_hBitmap = NULL ;
+ m_hBitmap = CGBitmapContextCreate((char*) data, m_width, m_height, 8, m_bytesPerRow, wxMacGetGenericRGBColorSpace(), kCGImageAlphaNoneSkipFirst );
+ wxASSERT_MSG( m_hBitmap , wxT("Unable to create CGBitmapContext context") ) ;
+ CGContextTranslateCTM( m_hBitmap, 0, m_height );
+ CGContextScaleCTM( m_hBitmap, 1, -1 );
- /* If no errors occured, return a handle to the new off-screen PixMap */
- if (error != noErr)
- {
- if (newColors != nil)
- DisposeCTable(newColors);
- }
+ m_ok = ( m_hBitmap != NULL ) ;
- /* Return the error code */
- return error;
+ return m_ok ;
}
-CIconHandle wxMacCreateCIcon(GWorldPtr image , GWorldPtr mask , short dstDepth , short iconSize )
+void wxBitmapRefData::UseAlpha( bool use )
{
- GWorldPtr saveWorld;
- GDHandle saveHandle;
+ if ( m_hasAlpha == use )
+ return ;
- GetGWorld(&saveWorld,&saveHandle); // save Graphics env state
- SetGWorld(image,nil);
+ m_hasAlpha = use ;
- Rect frame = { 0 , 0 , iconSize , iconSize } ;
- Rect imageBounds = frame ;
- GetPortBounds( image , &imageBounds ) ;
+ CGContextRelease( m_hBitmap );
+ m_hBitmap = CGBitmapContextCreate((char*) m_memBuf.GetData(), m_width, m_height, 8, m_bytesPerRow, wxMacGetGenericRGBColorSpace(), m_hasAlpha ? kCGImageAlphaPremultipliedFirst : kCGImageAlphaNoneSkipFirst );
+ wxASSERT_MSG( m_hBitmap , wxT("Unable to create CGBitmapContext context") ) ;
+ CGContextTranslateCTM( m_hBitmap, 0, m_height );
+ CGContextScaleCTM( m_hBitmap, 1, -1 );
+}
- int bwSize = iconSize / 8 * iconSize ;
- CIconHandle icon = (CIconHandle) NewHandleClear( sizeof ( CIcon ) + 2 * bwSize) ;
- HLock((Handle)icon) ;
- SetupCIconHandlePixMap( icon , dstDepth , &frame,GetCTable(dstDepth)) ;
- HLock( (**icon).iconData ) ;
- (**icon).iconPMap.baseAddr = *(**icon).iconData ;
+void *wxBitmapRefData::GetRawAccess() const
+{
+ wxCHECK_MSG( Ok(), NULL , wxT("invalid bitmap") ) ;
+ return m_memBuf.GetData() ;
+}
- LockPixels(GetGWorldPixMap(image));
-
- CopyBits(GetPortBitMapForCopyBits(image),
- (BitMapPtr)&((**icon).iconPMap),
- &imageBounds,
- &imageBounds,
- srcCopy | ditherCopy, nil);
-
-
- UnlockPixels(GetGWorldPixMap(image));
- HUnlock( (**icon).iconData ) ;
-
- (**icon).iconMask.rowBytes = iconSize / 8 ;
- (**icon).iconMask.bounds = frame ;
+void *wxBitmapRefData::BeginRawAccess()
+{
+ wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ) ;
+ wxASSERT( m_rawAccessCount == 0 ) ;
+ wxASSERT_MSG( m_pictHandle == NULL && m_iconRef == NULL ,
+ wxT("Currently, modifing bitmaps that are used in controls already is not supported") ) ;
- (**icon).iconBMap.rowBytes = iconSize / 8 ;
- (**icon).iconBMap.bounds = frame ;
- (**icon).iconMask.baseAddr = (char*) &(**icon).iconMaskData ;
- (**icon).iconBMap.baseAddr = (char*) &(**icon).iconMaskData + bwSize ;
+ ++m_rawAccessCount ;
- if ( mask )
+ // we must destroy an existing cached image, as
+ // the bitmap data may change now
+ if ( m_cgImageRef )
{
- LockPixels(GetGWorldPixMap(mask) ) ;
- CopyBits(GetPortBitMapForCopyBits(mask) ,
- &(**icon).iconBMap , &imageBounds , &imageBounds, srcCopy , nil ) ;
- CopyBits(GetPortBitMapForCopyBits(mask) ,
- &(**icon).iconMask , &imageBounds , &imageBounds, srcCopy , nil ) ;
- UnlockPixels(GetGWorldPixMap( mask ) ) ;
+ CGImageRelease( m_cgImageRef ) ;
+ m_cgImageRef = NULL ;
}
- else
- {
- LockPixels(GetGWorldPixMap(image));
- CopyBits(GetPortBitMapForCopyBits(image) ,
- &(**icon).iconBMap , &imageBounds , &imageBounds, srcCopy , nil ) ;
- CopyBits(GetPortBitMapForCopyBits(image) ,
- &(**icon).iconMask , &imageBounds , &imageBounds, srcCopy , nil ) ;
- UnlockPixels(GetGWorldPixMap(image));
- }
-
- (**icon).iconMask.baseAddr = NULL ;
- (**icon).iconBMap.baseAddr = NULL ;
- (**icon).iconPMap.baseAddr = NULL ;
- HUnlock((Handle)icon) ;
- SetGWorld(saveWorld,saveHandle);
-
- return icon;
+
+ return m_memBuf.GetData() ;
}
-PicHandle wxMacCreatePict(GWorldPtr wp, GWorldPtr mask)
+void wxBitmapRefData::EndRawAccess()
{
- CGrafPtr origPort ;
- GDHandle origDev ;
+ wxCHECK_RET( Ok() , wxT("invalid bitmap") ) ;
+ wxASSERT( m_rawAccessCount == 1 ) ;
- PicHandle pict;
+ --m_rawAccessCount ;
+}
- RGBColor white = { 0xffff ,0xffff , 0xffff } ;
- RGBColor black = { 0x0000 ,0x0000 , 0x0000 } ;
+bool wxBitmapRefData::HasNativeSize()
+{
+ int w = GetWidth() ;
+ int h = GetHeight() ;
+ int sz = wxMax( w , h ) ;
- GetGWorld( &origPort , &origDev ) ;
+ return ( sz == 128 || sz == 48 || sz == 32 || sz == 16 );
+}
- RgnHandle clipRgn = NULL ;
+IconRef wxBitmapRefData::GetIconRef()
+{
+ if ( m_iconRef == NULL )
+ {
+ // Create Icon Family Handle
- if ( mask )
- {
- clipRgn = NewRgn() ;
- LockPixels( GetGWorldPixMap( mask ) ) ;
- BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( mask ) ) ;
- UnlockPixels( GetGWorldPixMap( mask ) ) ;
- }
-
- SetGWorld( wp , NULL ) ;
- Rect portRect ;
- GetPortBounds( wp , &portRect ) ;
-
- pict = OpenPicture(&portRect);
- if(pict)
- {
- RGBForeColor( &black ) ;
- RGBBackColor( &white ) ;
-
- LockPixels( GetGWorldPixMap( wp ) ) ;
- CopyBits(GetPortBitMapForCopyBits(wp),
- GetPortBitMapForCopyBits(wp),
- &portRect,
- &portRect,
- srcCopy,clipRgn);
- UnlockPixels( GetGWorldPixMap( wp ) ) ;
- ClosePicture();
- }
- SetGWorld( origPort , origDev ) ;
- return pict;
+ IconFamilyHandle iconFamily = (IconFamilyHandle) NewHandle( 0 );
+
+ int w = GetWidth() ;
+ int h = GetHeight() ;
+ int sz = wxMax( w , h ) ;
+
+ OSType dataType = 0 ;
+ OSType maskType = 0 ;
+
+ switch (sz)
+ {
+ case 128:
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
+ if ( UMAGetSystemVersion() >= 0x1050 )
+ {
+ dataType = kIconServices128PixelDataARGB ;
+ }
+ else
+#endif
+ {
+ dataType = kThumbnail32BitData ;
+ maskType = kThumbnail8BitMask ;
+ }
+ break;
+
+ case 48:
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
+ if ( UMAGetSystemVersion() >= 0x1050 )
+ {
+ dataType = kIconServices48PixelDataARGB ;
+ }
+ else
+#endif
+ {
+ dataType = kHuge32BitData ;
+ maskType = kHuge8BitMask ;
+ }
+ break;
+
+ case 32:
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
+ if ( UMAGetSystemVersion() >= 0x1050 )
+ {
+ dataType = kIconServices32PixelDataARGB ;
+ }
+ else
+#endif
+ {
+ dataType = kLarge32BitData ;
+ maskType = kLarge8BitMask ;
+ }
+ break;
+
+ case 16:
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
+ if ( UMAGetSystemVersion() >= 0x1050 )
+ {
+ dataType = kIconServices16PixelDataARGB ;
+ }
+ else
+#endif
+ {
+ dataType = kSmall32BitData ;
+ maskType = kSmall8BitMask ;
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ if ( dataType != 0 )
+ {
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
+ if ( maskType == 0 && UMAGetSystemVersion() >= 0x1050 )
+ {
+ size_t datasize = sz * sz * 4 ;
+ Handle data = NewHandle( datasize ) ;
+ HLock( data ) ;
+ unsigned char* ptr = (unsigned char*) *data ;
+ memset( ptr, 0, datasize );
+ bool hasAlpha = HasAlpha() ;
+ wxMask *mask = m_bitmapMask ;
+ unsigned char * sourcePtr = (unsigned char*) GetRawAccess() ;
+ unsigned char * masksourcePtr = mask ? (unsigned char*) mask->GetRawAccess() : NULL ;
+
+ for ( int y = 0 ; y < h ; ++y, sourcePtr += m_bytesPerRow , masksourcePtr += mask ? mask->GetBytesPerRow() : 0 )
+ {
+ unsigned char * source = sourcePtr;
+ unsigned char * masksource = masksourcePtr;
+ unsigned char * dest = ptr + y * sz * 4 ;
+ unsigned char a, r, g, b;
+
+ for ( int x = 0 ; x < w ; ++x )
+ {
+ a = *source ++ ;
+ r = *source ++ ;
+ g = *source ++ ;
+ b = *source ++ ;
+
+ if ( mask )
+ {
+ a = 0xFF - *masksource++ ;
+ }
+ else if ( !hasAlpha )
+ a = 0xFF ;
+ else
+ {
+#if wxMAC_USE_PREMULTIPLIED_ALPHA
+ // this must be non-premultiplied data
+ if ( a != 0xFF && a!= 0 )
+ {
+ r = r * 255 / a;
+ g = g * 255 / a;
+ b = b * 255 / a;
+ }
+#endif
+ }
+ *dest++ = a ;
+ *dest++ = r ;
+ *dest++ = g ;
+ *dest++ = b ;
+
+ }
+ }
+ HUnlock( data );
+ OSStatus err = SetIconFamilyData( iconFamily, dataType , data );
+ wxASSERT_MSG( err == noErr , wxT("Error when adding bitmap") );
+ DisposeHandle( data );
+ }
+ else
+#endif
+ {
+ // setup the header properly
+
+ Handle data = NULL ;
+ Handle maskdata = NULL ;
+ unsigned char * maskptr = NULL ;
+ unsigned char * ptr = NULL ;
+ size_t datasize, masksize ;
+
+ datasize = sz * sz * 4 ;
+ data = NewHandle( datasize ) ;
+ HLock( data ) ;
+ ptr = (unsigned char*) *data ;
+ memset( ptr , 0, datasize ) ;
+
+ masksize = sz * sz ;
+ maskdata = NewHandle( masksize ) ;
+ HLock( maskdata ) ;
+ maskptr = (unsigned char*) *maskdata ;
+ memset( maskptr , 0 , masksize ) ;
+
+ bool hasAlpha = HasAlpha() ;
+ wxMask *mask = m_bitmapMask ;
+ unsigned char * sourcePtr = (unsigned char*) GetRawAccess() ;
+ unsigned char * masksourcePtr = mask ? (unsigned char*) mask->GetRawAccess() : NULL ;
+
+ for ( int y = 0 ; y < h ; ++y, sourcePtr += m_bytesPerRow , masksourcePtr += mask ? mask->GetBytesPerRow() : 0 )
+ {
+ unsigned char * source = sourcePtr;
+ unsigned char * masksource = masksourcePtr;
+ unsigned char * dest = ptr + y * sz * 4 ;
+ unsigned char * maskdest = maskptr + y * sz ;
+ unsigned char a, r, g, b;
+
+ for ( int x = 0 ; x < w ; ++x )
+ {
+ a = *source ++ ;
+ r = *source ++ ;
+ g = *source ++ ;
+ b = *source ++ ;
+
+ *dest++ = 0 ;
+ *dest++ = r ;
+ *dest++ = g ;
+ *dest++ = b ;
+
+ if ( mask )
+ *maskdest++ = 0xFF - *masksource++ ;
+ else if ( hasAlpha )
+ *maskdest++ = a ;
+ else
+ *maskdest++ = 0xFF ;
+ }
+ }
+
+ OSStatus err = SetIconFamilyData( iconFamily, dataType , data ) ;
+ wxASSERT_MSG( err == noErr , wxT("Error when adding bitmap") ) ;
+
+ err = SetIconFamilyData( iconFamily, maskType , maskdata ) ;
+ wxASSERT_MSG( err == noErr , wxT("Error when adding mask") ) ;
+
+ HUnlock( data ) ;
+ HUnlock( maskdata ) ;
+ DisposeHandle( data ) ;
+ DisposeHandle( maskdata ) ;
+ }
+ }
+ else
+ {
+ PicHandle pic = GetPictHandle() ;
+ SetIconFamilyData( iconFamily, 'PICT' , (Handle) pic ) ;
+ }
+ // transform into IconRef
+
+ // cleaner version existing from 10.3 upwards
+ HLock((Handle) iconFamily);
+ OSStatus err = GetIconRefFromIconFamilyPtr( *iconFamily, GetHandleSize((Handle) iconFamily), &m_iconRef );
+ HUnlock((Handle) iconFamily);
+ wxASSERT_MSG( err == noErr , wxT("Error when constructing icon ref") );
+ DisposeHandle( (Handle) iconFamily ) ;
+ }
+
+ return m_iconRef ;
}
-wxBitmapRefData::wxBitmapRefData()
+PicHandle wxBitmapRefData::GetPictHandle()
{
- m_ok = FALSE;
- m_width = 0;
- m_height = 0;
- m_depth = 0;
- m_quality = 0;
- m_numColors = 0;
- m_bitmapMask = NULL;
- m_hBitmap = NULL ;
- m_hPict = NULL ;
- m_hIcon = NULL ;
- m_bitmapType = kMacBitmapTypeUnknownType ;
+ if ( m_pictHandle == NULL )
+ {
+#ifndef __LP64__
+ GraphicsExportComponent exporter = 0;
+ OSStatus err = OpenADefaultComponent(GraphicsExporterComponentType, kQTFileTypePicture, &exporter);
+ if (noErr == err)
+ {
+ m_pictHandle = (PicHandle) NewHandle(0);
+ if ( m_pictHandle )
+ {
+ // QT does not correctly export the mask
+ // TODO if we get around to it create a synthetic PICT with the CopyBits and Mask commands
+ CGImageRef imageRef = CreateCGImage();
+ err = GraphicsExportSetInputCGImage( exporter, imageRef );
+ err = GraphicsExportSetOutputHandle(exporter, (Handle)m_pictHandle);
+ err = GraphicsExportDoExport(exporter, NULL);
+ CGImageRelease( imageRef );
+
+ size_t handleSize = GetHandleSize( (Handle) m_pictHandle );
+ // the 512 bytes header is only needed for pict files, but not in memory
+ if ( handleSize >= 512 )
+ {
+ memmove( *m_pictHandle , (char*)(*m_pictHandle)+512, handleSize - 512 );
+ SetHandleSize( (Handle) m_pictHandle, handleSize - 512 );
+ }
+ }
+ CloseComponent( exporter );
+ }
+#endif
+ }
+
+ return m_pictHandle ;
}
-// TODO move this do a public function of Bitmap Ref
-static void DisposeBitmapRefData(wxBitmapRefData *data)
+CGImageRef wxBitmapRefData::CreateCGImage() const
{
- switch (data->m_bitmapType)
+ wxASSERT( m_ok ) ;
+ wxASSERT( m_rawAccessCount >= 0 ) ;
+ CGImageRef image ;
+ if ( m_rawAccessCount > 0 || m_cgImageRef == NULL )
{
- case kMacBitmapTypePict :
+ if ( m_depth != 1 && m_bitmapMask == NULL )
+ {
+ if ( m_bitmapMask )
{
- if ( data->m_hPict )
+ CGImageRef tempImage = CGBitmapContextCreateImage( m_hBitmap );
+ CGImageRef tempMask = CGBitmapContextCreateImage((CGContextRef) m_bitmapMask->GetHBITMAP() );
+ image = CGImageCreateWithMask( tempImage, tempMask );
+ CGImageRelease(tempMask);
+ CGImageRelease(tempImage);
+ }
+ else
+ image = CGBitmapContextCreateImage( m_hBitmap );
+ }
+ else
+ {
+ size_t imageSize = m_height * m_bytesPerRow ;
+ void * dataBuffer = m_memBuf.GetData() ;
+ int w = m_width ;
+ int h = m_height ;
+ CGImageAlphaInfo alphaInfo = kCGImageAlphaNoneSkipFirst ;
+ wxMemoryBuffer membuf;
+
+ if ( m_bitmapMask )
+ {
+ alphaInfo = kCGImageAlphaFirst ;
+ unsigned char *destalphastart = (unsigned char*) membuf.GetWriteBuf( imageSize ) ;
+ memcpy( destalphastart , dataBuffer , imageSize ) ;
+ unsigned char *sourcemaskstart = (unsigned char *) m_bitmapMask->GetRawAccess() ;
+ int maskrowbytes = m_bitmapMask->GetBytesPerRow() ;
+ for ( int y = 0 ; y < h ; ++y , destalphastart += m_bytesPerRow, sourcemaskstart += maskrowbytes)
+ {
+ unsigned char *sourcemask = sourcemaskstart ;
+ unsigned char *destalpha = destalphastart ;
+ for ( int x = 0 ; x < w ; ++x , sourcemask += kMaskBytesPerPixel , destalpha += 4 )
+ {
+ *destalpha = 0xFF - *sourcemask ;
+ }
+ }
+ membuf.UngetWriteBuf( imageSize );
+ }
+ else
+ {
+ if ( m_hasAlpha )
{
- KillPicture( data->m_hPict ) ;
- data->m_hPict = NULL ;
+#if wxMAC_USE_PREMULTIPLIED_ALPHA
+ alphaInfo = kCGImageAlphaPremultipliedFirst ;
+#else
+ alphaInfo = kCGImageAlphaFirst ;
+#endif
}
+
+ membuf = m_memBuf;
}
- break ;
- case kMacBitmapTypeGrafWorld :
+
+ CGDataProviderRef dataProvider = NULL ;
+ if ( m_depth == 1 )
{
- if ( data->m_hBitmap )
+ // TODO CHECK ALIGNMENT
+ wxMemoryBuffer maskBuf;
+ unsigned char * maskBufData = (unsigned char*) maskBuf.GetWriteBuf( m_width * m_height );
+ unsigned char * bufData = (unsigned char *) membuf.GetData() ;
+ // copy one color component
+ size_t i = 0;
+ for( int y = 0 ; y < m_height ; bufData+= m_bytesPerRow, ++y )
{
- wxMacDestroyGWorld( data->m_hBitmap ) ;
- data->m_hBitmap = NULL ;
+ unsigned char *bufDataIter = bufData+3;
+ for ( int x = 0 ; x < m_width ; bufDataIter += 4, ++x, ++i )
+ {
+ maskBufData[i] = *bufDataIter;
+ }
}
+ maskBuf.UngetWriteBuf( m_width * m_height );
+
+ dataProvider =
+ wxMacCGDataProviderCreateWithMemoryBuffer( maskBuf );
+
+ image = ::CGImageMaskCreate( w, h, 8, 8, m_width , dataProvider, NULL, false );
}
- break ;
- case kMacBitmapTypeIcon :
- if ( data->m_hIcon )
+ else
{
- DisposeCIcon( data->m_hIcon ) ;
- data->m_hIcon = NULL ;
+ CGColorSpaceRef colorSpace = wxMacGetGenericRGBColorSpace();
+ dataProvider = wxMacCGDataProviderCreateWithMemoryBuffer( membuf );
+ image =
+ ::CGImageCreate(
+ w, h, 8 , 32 , m_bytesPerRow , colorSpace, alphaInfo ,
+ dataProvider, NULL , false , kCGRenderingIntentDefault );
}
-
- default :
- // unkown type ?
- break ;
+ CGDataProviderRelease( dataProvider);
+ }
+ }
+ else
+ {
+ image = m_cgImageRef ;
+ CGImageRetain( image ) ;
+ }
+
+ if ( m_rawAccessCount == 0 && m_cgImageRef == NULL)
+ {
+ // we keep it for later use
+ m_cgImageRef = image ;
+ CGImageRetain( image ) ;
+ }
+
+ return image ;
+}
+
+CGContextRef wxBitmapRefData::GetBitmapContext() const
+{
+ return m_hBitmap;
+}
+
+void wxBitmapRefData::Free()
+{
+ wxASSERT_MSG( m_rawAccessCount == 0 , wxT("Bitmap still selected when destroyed") ) ;
+
+ if ( m_cgImageRef )
+ {
+ CGImageRelease( m_cgImageRef ) ;
+ m_cgImageRef = NULL ;
+ }
+
+ if ( m_iconRef )
+ {
+ ReleaseIconRef( m_iconRef ) ;
+ m_iconRef = NULL ;
+ }
+
+#ifndef __LP64__
+ if ( m_pictHandle )
+ {
+ KillPicture( m_pictHandle ) ;
+ m_pictHandle = NULL ;
+ }
+#endif
+
+ if ( m_hBitmap )
+ {
+ CGContextRelease(m_hBitmap);
+ m_hBitmap = NULL ;
+ }
+
+ if (m_bitmapMask)
+ {
+ delete m_bitmapMask;
+ m_bitmapMask = NULL;
}
-
- if (data->m_bitmapMask)
- {
- delete data->m_bitmapMask;
- data->m_bitmapMask = NULL;
- }
}
wxBitmapRefData::~wxBitmapRefData()
{
- DisposeBitmapRefData( this ) ;
+ Free() ;
}
bool wxBitmap::CopyFromIcon(const wxIcon& icon)
{
- Ref(icon) ;
+ bool created = false ;
+ int w = icon.GetWidth() ;
+ int h = icon.GetHeight() ;
+
+ Create( icon.GetWidth() , icon.GetHeight() ) ;
+
+ if ( w == h && ( w == 16 || w == 32 || w == 48 || w == 128 ) )
+ {
+ IconFamilyHandle iconFamily = NULL ;
+ Handle imagehandle = NewHandle( 0 ) ;
+ Handle maskhandle = NewHandle( 0 ) ;
+
+ OSType maskType = 0;
+ OSType dataType = 0;
+ IconSelectorValue selector = 0 ;
+
+ switch (w)
+ {
+ case 128:
+ dataType = kThumbnail32BitData ;
+ maskType = kThumbnail8BitMask ;
+ selector = kSelectorAllAvailableData ;
+ break;
+
+ case 48:
+ dataType = kHuge32BitData ;
+ maskType = kHuge8BitMask ;
+ selector = kSelectorHuge32Bit | kSelectorHuge8BitMask ;
+ break;
+
+ case 32:
+ dataType = kLarge32BitData ;
+ maskType = kLarge8BitMask ;
+ selector = kSelectorLarge32Bit | kSelectorLarge8BitMask ;
+ break;
+
+ case 16:
+ dataType = kSmall32BitData ;
+ maskType = kSmall8BitMask ;
+ selector = kSelectorSmall32Bit | kSelectorSmall8BitMask ;
+ break;
+
+ default:
+ break;
+ }
+
+ OSStatus err = IconRefToIconFamily( MAC_WXHICON(icon.GetHICON()) , selector , &iconFamily ) ;
+
+ err = GetIconFamilyData( iconFamily , dataType , imagehandle ) ;
+ err = GetIconFamilyData( iconFamily , maskType , maskhandle ) ;
+ size_t imagehandlesize = GetHandleSize( imagehandle ) ;
+ size_t maskhandlesize = GetHandleSize( maskhandle ) ;
+
+ if ( imagehandlesize != 0 && maskhandlesize != 0 )
+ {
+ wxASSERT( GetHandleSize( imagehandle ) == w * 4 * h ) ;
+ wxASSERT( GetHandleSize( maskhandle ) == w * h ) ;
+
+ UseAlpha() ;
+
+ unsigned char *source = (unsigned char *) *imagehandle ;
+ unsigned char *sourcemask = (unsigned char *) *maskhandle ;
+ unsigned char* destination = (unsigned char*) BeginRawAccess() ;
+
+ for ( int y = 0 ; y < h ; ++y )
+ {
+ for ( int x = 0 ; x < w ; ++x )
+ {
+ unsigned char a = *sourcemask++;
+ *destination++ = a;
+ source++ ;
+#if wxMAC_USE_PREMULTIPLIED_ALPHA
+ *destination++ = ( (*source++) * a + 127 ) / 255;
+ *destination++ = ( (*source++) * a + 127 ) / 255;
+ *destination++ = ( (*source++) * a + 127 ) / 255;
+#else
+ *destination++ = *source++ ;
+ *destination++ = *source++ ;
+ *destination++ = *source++ ;
+#endif
+ }
+ }
+
+ EndRawAccess() ;
+ DisposeHandle( imagehandle ) ;
+ DisposeHandle( maskhandle ) ;
+ created = true ;
+ }
+
+ DisposeHandle( (Handle) iconFamily ) ;
+ }
+
+ if ( !created )
+ {
+ wxMemoryDC dc ;
+ dc.SelectObject( *this ) ;
+ dc.DrawIcon( icon , 0 , 0 ) ;
+ dc.SelectObject( wxNullBitmap ) ;
+ }
+
return true;
}
wxBitmap::wxBitmap()
{
- m_refData = NULL;
}
wxBitmap::~wxBitmap()
wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits)
{
- m_refData = new wxBitmapRefData;
+ m_refData = new wxBitmapRefData( the_width , the_height , no_bits ) ;
- M_BITMAPDATA->m_width = the_width ;
- M_BITMAPDATA->m_height = the_height ;
- M_BITMAPDATA->m_depth = no_bits ;
- M_BITMAPDATA->m_numColors = 0;
if ( no_bits == 1 )
- {
- M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ;
- M_BITMAPDATA->m_hBitmap = wxMacCreateGWorld( the_width , the_height , no_bits ) ;
- M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_hBitmap != NULL ) ;
-
- CGrafPtr origPort ;
- GDHandle origDevice ;
-
- GetGWorld( &origPort , &origDevice ) ;
- SetGWorld( M_BITMAPDATA->m_hBitmap , NULL ) ;
- LockPixels( GetGWorldPixMap( M_BITMAPDATA->m_hBitmap ) ) ;
-
- // bits is a char array
-
- unsigned char* linestart = (unsigned char*) bits ;
+ {
int linesize = ( the_width / (sizeof(unsigned char) * 8)) ;
- if ( the_width % (sizeof(unsigned char) * 8) ) {
+ if ( the_width % (sizeof(unsigned char) * 8) )
linesize += sizeof(unsigned char);
- }
-
- RGBColor colors[2] = {
- { 0xFFFF , 0xFFFF , 0xFFFF } ,
- { 0, 0 , 0 }
- } ;
-
- for ( int y = 0 ; y < the_height ; ++y , linestart += linesize )
+
+ unsigned char* linestart = (unsigned char*) bits ;
+ unsigned char* destptr = (unsigned char*) BeginRawAccess() ;
+
+ for ( int y = 0 ; y < the_height ; ++y , linestart += linesize, destptr += M_BITMAPDATA->GetBytesPerRow() )
{
+ unsigned char* destination = destptr;
+ int index, bit, mask;
+
for ( int x = 0 ; x < the_width ; ++x )
{
- int index = x / 8 ;
- int bit = x % 8 ;
- int mask = 1 << bit ;
+ index = x / 8 ;
+ bit = x % 8 ;
+ mask = 1 << bit ;
+
if ( linestart[index] & mask )
{
- SetCPixel( x , y , &colors[1] ) ;
+ *destination++ = 0xFF ;
+ *destination++ = 0 ;
+ *destination++ = 0 ;
+ *destination++ = 0 ;
}
else
{
- SetCPixel( x , y , &colors[0] ) ;
+ *destination++ = 0xFF ;
+ *destination++ = 0xFF ;
+ *destination++ = 0xFF ;
+ *destination++ = 0xFF ;
}
}
}
- UnlockPixels( GetGWorldPixMap( M_BITMAPDATA->m_hBitmap ) ) ;
-
- SetGWorld( origPort , origDevice ) ;
+
+ EndRawAccess() ;
}
else
{
(void)Create(w, h, d);
}
-wxBitmap::wxBitmap(void *data, wxBitmapType type, int width, int height, int depth)
+wxBitmap::wxBitmap(const void* data, wxBitmapType type, int width, int height, int depth)
{
(void) Create(data, type, width, height, depth);
}
LoadFile(filename, type);
}
-bool wxBitmap::CreateFromXpm(const char **bits)
+wxObjectRefData* wxBitmap::CreateRefData() const
+{
+ return new wxBitmapRefData;
+}
+
+wxObjectRefData* wxBitmap::CloneRefData(const wxObjectRefData* data) const
+{
+ return new wxBitmapRefData(*wx_static_cast(const wxBitmapRefData *, data));
+}
+
+void * wxBitmap::GetRawAccess() const
+{
+ wxCHECK_MSG( Ok() , NULL , wxT("invalid bitmap") ) ;
+
+ return M_BITMAPDATA->GetRawAccess() ;
+}
+
+void * wxBitmap::BeginRawAccess()
+{
+ wxCHECK_MSG( Ok() , NULL , wxT("invalid bitmap") ) ;
+
+ return M_BITMAPDATA->BeginRawAccess() ;
+}
+
+void wxBitmap::EndRawAccess()
+{
+ wxCHECK_RET( Ok() , wxT("invalid bitmap") ) ;
+
+ M_BITMAPDATA->EndRawAccess() ;
+}
+
+CGImageRef wxBitmap::CreateCGImage() const
{
- wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") )
- wxXPMDecoder decoder;
- wxImage img = decoder.ReadData(bits);
- wxCHECK_MSG( img.Ok(), FALSE, wxT("invalid bitmap data") )
- *this = wxBitmap(img);
- return TRUE;
+ wxCHECK_MSG( Ok(), NULL , wxT("invalid bitmap") ) ;
+
+ return M_BITMAPDATA->CreateCGImage() ;
}
-wxBitmap::wxBitmap(const char **bits)
+IconRef wxBitmap::GetIconRef() const
{
- (void) CreateFromXpm(bits);
+ wxCHECK_MSG( Ok(), NULL , wxT("invalid bitmap") ) ;
+
+ return M_BITMAPDATA->GetIconRef() ;
}
-wxBitmap::wxBitmap(char **bits)
+IconRef wxBitmap::CreateIconRef() const
{
- (void) CreateFromXpm((const char **)bits);
+ IconRef icon = GetIconRef();
+ verify_noerr( AcquireIconRef(icon) );
+ return icon;
}
wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const
{
- wxCHECK_MSG( Ok() &&
+ wxCHECK_MSG( Ok() &&
(rect.x >= 0) && (rect.y >= 0) &&
(rect.x+rect.width <= GetWidth()) &&
(rect.y+rect.height <= GetHeight()),
wxNullBitmap, wxT("invalid bitmap or bitmap region") );
-
- wxBitmap ret( rect.width, rect.height, GetDepth() );
- wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") );
-
- WXHBITMAP origPort;
- GDHandle origDevice;
-
- GetGWorld( &origPort, &origDevice );
-
- // Update the subbitmaps reference data
- wxBitmapRefData *ref = (wxBitmapRefData *)ret.GetRefData();
-
- ref->m_numColors = M_BITMAPDATA->m_numColors;
- ref->m_bitmapPalette = M_BITMAPDATA->m_bitmapPalette;
- ref->m_bitmapType = M_BITMAPDATA->m_bitmapType;
-
- // Copy sub region of this bitmap
- if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypePict)
- {
- printf("GetSubBitmap: Copy a region of a Pict structure - TODO\n");
- }
- else if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypeGrafWorld)
- {
- // Copy mask
- if(GetMask())
- {
- WXHBITMAP submask, mask;
- RGBColor color;
-
- mask = GetMask()->GetMaskBitmap();
- submask = wxMacCreateGWorld(rect.width, rect.height, 1);
- LockPixels(GetGWorldPixMap(mask));
- LockPixels(GetGWorldPixMap(submask));
-
- for(int yy = 0; yy < rect.height; yy++)
- {
- for(int xx = 0; xx < rect.width; xx++)
- {
- SetGWorld(mask, NULL);
- GetCPixel(rect.x + xx, rect.y + yy, &color);
- SetGWorld(submask, NULL);
- SetCPixel(xx,yy, &color);
- }
- }
- UnlockPixels(GetGWorldPixMap(mask));
- UnlockPixels(GetGWorldPixMap(submask));
- ref->m_bitmapMask = new wxMask;
- ref->m_bitmapMask->SetMaskBitmap(submask);
- }
-
- // Copy bitmap
- if(GetHBITMAP())
- {
- WXHBITMAP subbitmap, bitmap;
- RGBColor color;
-
- bitmap = GetHBITMAP();
- subbitmap = ref->m_hBitmap ;
- LockPixels(GetGWorldPixMap(bitmap));
- LockPixels(GetGWorldPixMap(subbitmap));
-
- for(int yy = 0; yy < rect.height; yy++)
- {
- for(int xx = 0; xx < rect.width; xx++)
- {
- SetGWorld(bitmap, NULL);
- GetCPixel(rect.x + xx, rect.y + yy, &color);
- SetGWorld(subbitmap, NULL);
- SetCPixel(xx, yy, &color);
- }
- }
- UnlockPixels(GetGWorldPixMap(bitmap));
- UnlockPixels(GetGWorldPixMap(subbitmap));
- }
- }
- SetGWorld( origPort, origDevice );
-
- return ret;
-}
+ wxBitmap ret( rect.width, rect.height, GetDepth() );
+ wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") );
-bool wxBitmap::Create(int w, int h, int d)
-{
- UnRef();
+ int destwidth = rect.width ;
+ int destheight = rect.height ;
- m_refData = new wxBitmapRefData;
+ {
+ unsigned char *sourcedata = (unsigned char*) GetRawAccess() ;
+ unsigned char *destdata = (unsigned char*) ret.BeginRawAccess() ;
+ wxASSERT( (sourcedata != NULL) && (destdata != NULL) ) ;
- M_BITMAPDATA->m_width = w;
- M_BITMAPDATA->m_height = h;
- M_BITMAPDATA->m_depth = d;
+ int sourcelinesize = GetBitmapData()->GetBytesPerRow() ;
+ int destlinesize = ret.GetBitmapData()->GetBytesPerRow() ;
+ unsigned char *source = sourcedata + rect.x * 4 + rect.y * sourcelinesize ;
+ unsigned char *dest = destdata ;
- M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ;
- M_BITMAPDATA->m_hBitmap = wxMacCreateGWorld( w , h , d ) ;
- M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_hBitmap != NULL ) ;
- return M_BITMAPDATA->m_ok;
-}
+ for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize)
+ {
+ memcpy( dest , source , destlinesize ) ;
+ }
+ }
-int wxBitmap::GetBitmapType() const
-{
- wxCHECK_MSG( Ok(), kMacBitmapTypeUnknownType, wxT("invalid bitmap") );
+ ret.EndRawAccess() ;
+
+ if ( M_BITMAPDATA->m_bitmapMask )
+ {
+ wxMemoryBuffer maskbuf ;
+ int rowBytes = GetBestBytesPerRow( destwidth * kMaskBytesPerPixel );
+ size_t maskbufsize = rowBytes * destheight ;
+
+ int sourcelinesize = M_BITMAPDATA->m_bitmapMask->GetBytesPerRow() ;
+ int destlinesize = rowBytes ;
+
+ unsigned char *source = (unsigned char *) M_BITMAPDATA->m_bitmapMask->GetRawAccess() ;
+ unsigned char *destdata = (unsigned char * ) maskbuf.GetWriteBuf( maskbufsize ) ;
+ wxASSERT( (source != NULL) && (destdata != NULL) ) ;
+
+ source += rect.x * kMaskBytesPerPixel + rect.y * sourcelinesize ;
+ unsigned char *dest = destdata ;
- return M_BITMAPDATA->m_bitmapType;
+ 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.UseAlpha() ;
+
+ return ret;
}
-void wxBitmap::SetHBITMAP(WXHBITMAP bmp)
+bool wxBitmap::Create(int w, int h, int d)
{
- DisposeBitmapRefData( M_BITMAPDATA ) ;
-
- M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ;
- M_BITMAPDATA->m_hBitmap = bmp ;
- M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_hBitmap != NULL ) ;
+ UnRef();
+
+ if ( d < 0 )
+ d = wxDisplayDepth() ;
+
+ m_refData = new wxBitmapRefData( w , h , d );
+
+ return M_BITMAPDATA->Ok() ;
}
bool wxBitmap::LoadFile(const wxString& filename, wxBitmapType type)
}
else
{
+#if wxUSE_IMAGE
wxImage loadimage(filename, type);
- if (loadimage.Ok()) {
+ if (loadimage.Ok())
+ {
*this = loadimage;
+
return true;
}
+#endif
}
- wxLogWarning("no bitmap handler for type %d defined.", type);
+
+ wxLogWarning(wxT("no bitmap handler for type %d defined."), type);
+
return false;
}
-bool wxBitmap::Create(void *data, wxBitmapType type, int width, int height, int depth)
+bool wxBitmap::Create(const void* data, wxBitmapType type, int width, int height, int depth)
{
UnRef();
wxBitmapHandler *handler = FindHandler(type);
- if ( handler == NULL ) {
- wxLogWarning("no bitmap handler for type %d defined.", type);
+ if ( handler == NULL )
+ {
+ wxLogWarning(wxT("no bitmap handler for type %d defined."), type);
- return FALSE;
+ return false;
}
return handler->Create(this, data, type, width, height, depth);
}
+#if wxUSE_IMAGE
+
wxBitmap::wxBitmap(const wxImage& image, int depth)
{
- wxCHECK_RET( image.Ok(), wxT("invalid image") )
- wxCHECK_RET( depth == -1, wxT("invalid bitmap depth") )
-
- m_refData = new wxBitmapRefData();
-
+ wxCHECK_RET( image.Ok(), wxT("invalid image") );
+
// width and height of the device-dependent bitmap
int width = image.GetWidth();
int height = image.GetHeight();
-
+
+ m_refData = new wxBitmapRefData( width , height , depth ) ;
+
// Create picture
-
- Create( width , height , 32 ) ;
- CGrafPtr origPort ;
- GDHandle origDevice ;
-
- PixMapHandle pixMap = GetGWorldPixMap(GetHBITMAP()) ;
- LockPixels( pixMap );
-
- GetGWorld( &origPort , &origDevice ) ;
- SetGWorld( GetHBITMAP() , NULL ) ;
+ bool hasAlpha = false ;
- // Render image
- RGBColor colorRGB ;
-
+ if ( image.HasMask() )
+ {
+ // takes precedence, don't mix with alpha info
+ }
+ else
+ {
+ hasAlpha = image.HasAlpha() ;
+ }
+
+ if ( hasAlpha )
+ UseAlpha() ;
+
+ unsigned char* destinationstart = (unsigned char*) BeginRawAccess() ;
register unsigned char* data = image.GetData();
- char* destinationBase = GetPixBaseAddr( pixMap );
- register unsigned char* destination = (unsigned char*) destinationBase ;
- for (int y = 0; y < height; y++)
+ if ( destinationstart != NULL && data != NULL )
{
- for (int x = 0; x < width; x++)
+ const unsigned char *alpha = hasAlpha ? image.GetAlpha() : NULL ;
+ for (int y = 0; y < height; destinationstart += M_BITMAPDATA->GetBytesPerRow(), y++)
{
- *destination++ = 0 ;
- *destination++ = *data++ ;
- *destination++ = *data++ ;
- *destination++ = *data++ ;
+ unsigned char * destination = destinationstart;
+ for (int x = 0; x < width; x++)
+ {
+ if ( hasAlpha )
+ {
+ const unsigned char a = *alpha++;
+ *destination++ = a ;
+
+#if wxMAC_USE_PREMULTIPLIED_ALPHA
+ *destination++ = ((*data++) * a + 127) / 255 ;
+ *destination++ = ((*data++) * a + 127) / 255 ;
+ *destination++ = ((*data++) * a + 127) / 255 ;
+#else
+ *destination++ = *data++ ;
+ *destination++ = *data++ ;
+ *destination++ = *data++ ;
+#endif
+ }
+ else
+ {
+ *destination++ = 0xFF ;
+ *destination++ = *data++ ;
+ *destination++ = *data++ ;
+ *destination++ = *data++ ;
+ }
+ }
}
- destinationBase += ((**pixMap).rowBytes & 0x7fff);
- destination = (unsigned char*) destinationBase ;
- }
- if ( image.HasMask() )
- {
- data = image.GetData();
-
- wxColour maskcolor(image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue());
- RGBColor white = { 0xffff, 0xffff, 0xffff };
- RGBColor black = { 0 , 0 , 0 };
- wxBitmap maskBitmap ;
-
- maskBitmap.Create( width, height, 1);
- LockPixels( GetGWorldPixMap(maskBitmap.GetHBITMAP()) );
- SetGWorld(maskBitmap.GetHBITMAP(), NULL);
-
- for (int y = 0; y < height; y++)
- {
- for (int x = 0; x < width; x++)
- {
- if ( data[0] == image.GetMaskRed() && data[1] == image.GetMaskGreen() && data[2] == image.GetMaskBlue() )
- {
- SetCPixel(x,y, &white);
- }
- else {
- SetCPixel(x,y, &black);
- }
- data += 3 ;
- }
- } // for height
- SetGWorld(GetHBITMAP(), NULL);
- SetMask(new wxMask( maskBitmap ));
- UnlockPixels( GetGWorldPixMap(maskBitmap.GetHBITMAP()) );
+
+ EndRawAccess() ;
}
-
- UnlockPixels( GetGWorldPixMap(GetHBITMAP()) );
- SetGWorld( origPort, origDevice );
+ if ( image.HasMask() )
+ SetMask( new wxMask( *this , wxColour( image.GetMaskRed() , image.GetMaskGreen() , image.GetMaskBlue() ) ) ) ;
}
wxImage wxBitmap::ConvertToImage() const
{
wxImage image;
-
+
wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") );
// create an wxImage object
image.Create( width, height );
unsigned char *data = image.GetData();
-
wxCHECK_MSG( data, wxNullImage, wxT("Could not allocate data for image") );
- WXHBITMAP origPort;
- GDHandle origDevice;
- int index;
- RGBColor color;
- // background color set to RGB(16,16,16) in consistent with wxGTK
- unsigned char mask_r=16, mask_g=16, mask_b=16;
- SInt16 r,g,b;
- wxMask *mask = GetMask();
-
- GetGWorld( &origPort, &origDevice );
- LockPixels(GetGWorldPixMap(GetHBITMAP()));
- SetGWorld( GetHBITMAP(), NULL);
-
- // Copy data into image
- index = 0;
- for (int yy = 0; yy < height; yy++)
+ unsigned char* sourcestart = (unsigned char*) GetRawAccess() ;
+
+ bool hasAlpha = false ;
+ bool hasMask = false ;
+ int maskBytesPerRow = 0 ;
+ unsigned char *alpha = NULL ;
+ unsigned char *mask = NULL ;
+
+ if ( HasAlpha() )
+ hasAlpha = true ;
+
+ if ( GetMask() )
+ {
+ hasMask = true ;
+ mask = (unsigned char*) GetMask()->GetRawAccess() ;
+ maskBytesPerRow = GetMask()->GetBytesPerRow() ;
+ }
+
+ if ( hasAlpha )
+ {
+ image.SetAlpha() ;
+ alpha = image.GetAlpha() ;
+ }
+
+ int index = 0;
+
+ // The following masking algorithm is the same as well in msw/gtk:
+ // the colour used as transparent one in wxImage and the one it is
+ // replaced with when it actually occurs in the bitmap
+ static const int MASK_RED = 1;
+ static const int MASK_GREEN = 2;
+ static const int MASK_BLUE = 3;
+ static const int MASK_BLUE_REPLACEMENT = 2;
+
+ for (int yy = 0; yy < height; yy++ , sourcestart += M_BITMAPDATA->GetBytesPerRow() , mask += maskBytesPerRow )
{
+ unsigned char * maskp = mask ;
+ unsigned char * source = sourcestart;
+ unsigned char a, r, g, b;
+ long color;
+
for (int xx = 0; xx < width; xx++)
{
- GetCPixel(xx,yy, &color);
- r = ((color.red ) >> 8);
- g = ((color.green ) >> 8);
- b = ((color.blue ) >> 8);
- data[index ] = r;
- data[index + 1] = g;
- data[index + 2] = b;
- if (mask)
+ color = *((long*) source) ;
+#ifdef WORDS_BIGENDIAN
+ a = ((color&0xFF000000) >> 24) ;
+ r = ((color&0x00FF0000) >> 16) ;
+ g = ((color&0x0000FF00) >> 8) ;
+ b = (color&0x000000FF);
+#else
+ b = ((color&0xFF000000) >> 24) ;
+ g = ((color&0x00FF0000) >> 16) ;
+ r = ((color&0x0000FF00) >> 8) ;
+ a = (color&0x000000FF);
+#endif
+ if ( hasMask )
+ {
+ if ( *maskp++ == 0xFF )
+ {
+ r = MASK_RED ;
+ g = MASK_GREEN ;
+ b = MASK_BLUE ;
+ }
+ else if ( r == MASK_RED && g == MASK_GREEN && b == MASK_BLUE )
+ b = MASK_BLUE_REPLACEMENT ;
+ }
+ else if ( hasAlpha )
{
- if (mask->PointMasked(xx,yy))
+ *alpha++ = a ;
+#if wxMAC_USE_PREMULTIPLIED_ALPHA
+ // this must be non-premultiplied data
+ if ( a != 0xFF && a!= 0 )
{
- data[index ] = mask_r;
- data[index + 1] = mask_g;
- data[index + 2] = mask_b;
+ r = r * 255 / a;
+ g = g * 255 / a;
+ b = b * 255 / a;
}
+#endif
}
+
+ data[index ] = r ;
+ data[index + 1] = g ;
+ data[index + 2] = b ;
+
index += 3;
+ source += 4 ;
}
}
- if (mask)
- {
- image.SetMaskColour( mask_r, mask_g, mask_b );
- image.SetMask( true );
- }
- // Free resources
- UnlockPixels(GetGWorldPixMap(GetHBITMAP()));
- SetGWorld(origPort, origDevice);
+ if ( hasMask )
+ image.SetMaskColour( MASK_RED, MASK_GREEN, MASK_BLUE );
return image;
}
+#endif //wxUSE_IMAGE
-bool wxBitmap::SaveFile(const wxString& filename, wxBitmapType type,
- const wxPalette *palette) const
+bool wxBitmap::SaveFile( const wxString& filename,
+ wxBitmapType type, const wxPalette *palette ) const
{
+ bool success = false;
wxBitmapHandler *handler = FindHandler(type);
if ( handler )
{
- return handler->SaveFile(this, filename, type, palette);
+ success = handler->SaveFile(this, filename, type, palette);
}
else
{
+#if wxUSE_IMAGE
wxImage image = ConvertToImage();
-
- return image.SaveFile(filename, type);
+ success = image.SaveFile(filename, type);
+#else
+ wxLogWarning(wxT("no bitmap handler for type %d defined."), type);
+#endif
}
-
- wxLogWarning("no bitmap handler for type %d defined.", type);
- return false;
+
+ return success;
}
-bool wxBitmap::Ok() const
+bool wxBitmap::IsOk() const
{
- return (M_BITMAPDATA && M_BITMAPDATA->m_ok);
+ return (M_BITMAPDATA && M_BITMAPDATA->Ok());
}
int wxBitmap::GetHeight() const
{
wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
- return M_BITMAPDATA->m_height;
+ return M_BITMAPDATA->GetHeight();
}
int wxBitmap::GetWidth() const
{
wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
- return M_BITMAPDATA->m_width;
+ return M_BITMAPDATA->GetWidth() ;
}
int wxBitmap::GetDepth() const
{
wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
- return M_BITMAPDATA->m_depth;
-}
-
-int wxBitmap::GetQuality() const
-{
- wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
-
- return M_BITMAPDATA->m_quality;
+ return M_BITMAPDATA->GetDepth();
}
wxMask *wxBitmap::GetMask() const
return M_BITMAPDATA->m_bitmapMask;
}
-void wxBitmap::SetWidth(int w)
+bool wxBitmap::HasAlpha() const
{
- if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
+ wxCHECK_MSG( Ok(), false , wxT("invalid bitmap") );
- M_BITMAPDATA->m_width = w;
+ return M_BITMAPDATA->HasAlpha() ;
}
-void wxBitmap::SetHeight(int h)
+void wxBitmap::SetWidth(int w)
{
- if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
-
- M_BITMAPDATA->m_height = h;
+ AllocExclusive();
+ M_BITMAPDATA->SetWidth(w);
}
-void wxBitmap::SetDepth(int d)
+void wxBitmap::SetHeight(int h)
{
- if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
-
- M_BITMAPDATA->m_depth = d;
+ AllocExclusive();
+ M_BITMAPDATA->SetHeight(h);
}
-void wxBitmap::SetQuality(int q)
+void wxBitmap::SetDepth(int d)
{
- if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
-
- M_BITMAPDATA->m_quality = q;
+ AllocExclusive();
+ M_BITMAPDATA->SetDepth(d);
}
void wxBitmap::SetOk(bool isOk)
{
- if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
-
- M_BITMAPDATA->m_ok = isOk;
+ AllocExclusive();
+ M_BITMAPDATA->SetOk(isOk);
}
+#if wxUSE_PALETTE
wxPalette *wxBitmap::GetPalette() const
{
wxCHECK_MSG( Ok(), NULL, wxT("Invalid bitmap GetPalette()") );
void wxBitmap::SetPalette(const wxPalette& palette)
{
- if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
-
+ AllocExclusive();
M_BITMAPDATA->m_bitmapPalette = palette ;
}
+#endif // wxUSE_PALETTE
void wxBitmap::SetMask(wxMask *mask)
{
- if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
-
+ AllocExclusive();
// Remove existing mask if there is one.
- if (M_BITMAPDATA->m_bitmapMask)
- delete M_BITMAPDATA->m_bitmapMask;
+ delete M_BITMAPDATA->m_bitmapMask;
M_BITMAPDATA->m_bitmapMask = mask ;
}
-WXHBITMAP wxBitmap::GetHBITMAP() const
+WXHBITMAP wxBitmap::GetHBITMAP(WXHBITMAP* mask) const
{
- wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") );
+ wxUnusedVar(mask);
- return M_BITMAPDATA->m_hBitmap;
+ return WXHBITMAP(M_BITMAPDATA->GetBitmapContext());
}
-PicHandle wxBitmap::GetPict() const
-{
- wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") );
-
- PicHandle picture; // This is the returned picture
-
- // If bitmap already in Pict format return pointer
- if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypePict) {
- return M_BITMAPDATA->m_hPict;
- }
- else if(M_BITMAPDATA->m_bitmapType != kMacBitmapTypeGrafWorld) {
- // Invalid bitmap
- return NULL;
- }
-
- RGBColor gray = { 0xCCCC ,0xCCCC , 0xCCCC } ;
- RGBColor white = { 0xffff ,0xffff , 0xffff } ;
- RGBColor black = { 0x0000 ,0x0000 , 0x0000 } ;
- CGrafPtr origPort;
- GDHandle origDev ;
- wxMask *mask;
- Rect portRect ;
-
- GetPortBounds( GetHBITMAP() , &portRect ) ;
- int width = portRect.right - portRect.left ;
- int height = portRect.bottom - portRect.top ;
-
- LockPixels( GetGWorldPixMap( GetHBITMAP() ) ) ;
- GetGWorld( &origPort , &origDev ) ;
-
- mask = GetMask();
-
- SetGWorld( GetHBITMAP() , NULL ) ;
-
- picture = OpenPicture(&portRect); // open a picture, this disables drawing
- if(!picture) {
- return NULL;
- }
-
- if( mask )
- {
-#ifdef __DARWIN__
- RGBColor trans = white;
-#else
- RGBBackColor( &gray );
- EraseRect( &portRect );
- RGBColor trans = gray;
-#endif
- RGBForeColor( &black ) ;
- RGBBackColor( &white ) ;
- PenMode(transparent);
-
- for ( int y = 0 ; y < height ; ++y )
- {
- for( int x = 0 ; x < width ; ++x )
- {
- if ( !mask->PointMasked(x,y) )
- {
- RGBColor col ;
-
- GetCPixel( x + portRect.left , y + portRect.top , &col ) ;
- SetCPixel( x + portRect.left , y + portRect.top , &col ) ;
- }
- else {
- // With transparency this sets a blank pixel
- SetCPixel( x + portRect.left , y + portRect.top , &trans);
- }
- }
- }
- }
- else
- {
- RGBBackColor( &gray ) ;
- EraseRect(&portRect);
- RGBForeColor( &black ) ;
- RGBBackColor( &white ) ;
-
- CopyBits(GetPortBitMapForCopyBits(GetHBITMAP()),
- // src PixMap - we copy image over itself -
- GetPortBitMapForCopyBits(GetHBITMAP()),
- // dst PixMap - no drawing occurs
- &portRect, // srcRect - it will be recorded and compressed -
- &portRect, // dstRect - into the picture that is open -
- srcCopy,NULL); // copyMode and no clip region
- }
- ClosePicture(); // We are done recording the picture
- UnlockPixels( GetGWorldPixMap( GetHBITMAP() ) ) ;
- SetGWorld( origPort , origDev ) ;
-
- return picture; // return our groovy pict handle
-}
-
-/*
- * wxMask
- */
+// ----------------------------------------------------------------------------
+// wxMask
+// ----------------------------------------------------------------------------
wxMask::wxMask()
{
- m_maskBitmap = 0;
+ Init() ;
+}
+
+wxMask::wxMask(const wxMask &tocopy)
+{
+ Init();
+
+ m_bytesPerRow = tocopy.m_bytesPerRow;
+ m_width = tocopy.m_width;
+ m_height = tocopy.m_height;
+
+ size_t size = m_bytesPerRow * m_height;
+ unsigned char* dest = (unsigned char*)m_memBuf.GetWriteBuf( size );
+ unsigned char* source = (unsigned char*)tocopy.m_memBuf.GetData();
+ memcpy( dest, source, size );
+ m_memBuf.UngetWriteBuf( size ) ;
+ RealizeNative() ;
}
// Construct a mask from a bitmap and a colour indicating
// the transparent area
-wxMask::wxMask(const wxBitmap& bitmap, const wxColour& colour)
+wxMask::wxMask( const wxBitmap& bitmap, const wxColour& colour )
{
- m_maskBitmap = 0;
- Create(bitmap, colour);
+ Init() ;
+ Create( bitmap, colour );
}
-// Construct a mask from a bitmap and a palette index indicating
-// the transparent area
-wxMask::wxMask(const wxBitmap& bitmap, int paletteIndex)
+// Construct a mask from a mono bitmap (copies the bitmap).
+wxMask::wxMask( const wxBitmap& bitmap )
{
- m_maskBitmap = 0;
- Create(bitmap, paletteIndex);
+ Init() ;
+ Create( bitmap );
}
// Construct a mask from a mono bitmap (copies the bitmap).
-wxMask::wxMask(const wxBitmap& bitmap)
+
+wxMask::wxMask( const wxMemoryBuffer& data, int width , int height , int bytesPerRow )
{
- m_maskBitmap = 0;
- Create(bitmap);
+ Init() ;
+ Create( data, width , height , bytesPerRow );
}
wxMask::~wxMask()
{
if ( m_maskBitmap )
{
- wxMacDestroyGWorld( m_maskBitmap ) ;
+ CGContextRelease( (CGContextRef) m_maskBitmap );
m_maskBitmap = NULL ;
}
}
-// Create a mask from a mono bitmap (copies the bitmap).
-bool wxMask::Create(const wxBitmap& bitmap)
+void wxMask::Init()
{
- if ( m_maskBitmap )
- {
- wxMacDestroyGWorld( m_maskBitmap ) ;
- m_maskBitmap = NULL ;
- }
- wxCHECK_MSG( bitmap.GetBitmapType() == kMacBitmapTypeGrafWorld, false,
- wxT("Cannot create mask from this bitmap type (TODO)"));
- // other types would require a temporary bitmap. not yet implemented
-
- wxCHECK_MSG( bitmap.Ok(), false, wxT("Invalid bitmap"));
-
- wxCHECK_MSG(bitmap.GetDepth() == 1, false,
- wxT("Cannot create mask from colour bitmap"));
-
- m_maskBitmap = wxMacCreateGWorld(bitmap.GetWidth(), bitmap.GetHeight(), 1);
- Rect rect = { 0,0, bitmap.GetHeight(), bitmap.GetWidth() };
-
- LockPixels( GetGWorldPixMap(m_maskBitmap) );
- LockPixels( GetGWorldPixMap(bitmap.GetHBITMAP()) );
- CopyBits(GetPortBitMapForCopyBits(bitmap.GetHBITMAP()),
- GetPortBitMapForCopyBits(m_maskBitmap),
- &rect, &rect, srcCopy, 0);
- UnlockPixels( GetGWorldPixMap(m_maskBitmap) );
- UnlockPixels( GetGWorldPixMap(bitmap.GetHBITMAP()) );
-
- return FALSE;
+ m_width = m_height = m_bytesPerRow = 0 ;
+ m_maskBitmap = NULL ;
}
-// Create a mask from a bitmap and a palette index indicating
-// the transparent area
-bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex)
+void *wxMask::GetRawAccess() const
{
-// TODO
- wxCHECK_MSG( 0, false, wxT("Not implemented"));
- return FALSE;
+ return m_memBuf.GetData() ;
}
-// Create a mask from a bitmap and a colour indicating
-// the transparent area
-bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
+// The default ColorTable for k8IndexedGrayPixelFormat in Intel appears to be broken, so we'll use an non-indexed
+// bitmap mask instead; in order to keep the code simple, the change applies to PowerPC implementations as well
+
+void wxMask::RealizeNative()
{
if ( m_maskBitmap )
{
- wxMacDestroyGWorld( m_maskBitmap ) ;
- m_maskBitmap = NULL ;
+ CGContextRelease( (CGContextRef) m_maskBitmap );
+ m_maskBitmap = NULL ;
}
- wxCHECK_MSG( bitmap.GetBitmapType() == kMacBitmapTypeGrafWorld, false,
- wxT("Cannot create mask from this bitmap type (TODO)"));
- // other types would require a temporary bitmap. not yet implemented
+
+ CGColorSpaceRef colorspace = CGColorSpaceCreateDeviceGray();
+ // from MouseTracking sample :
+ // Ironically, due to a bug in CGImageCreateWithMask, you cannot use
+ // CGColorSpaceCreateWithName(kCGColorSpaceGenericGray) at this point!
- wxCHECK_MSG( bitmap.Ok(), false, wxT("Illigal bitmap"));
-
- m_maskBitmap = wxMacCreateGWorld( bitmap.GetWidth() , bitmap.GetHeight() , 1 );
- LockPixels( GetGWorldPixMap( m_maskBitmap ) );
- LockPixels( GetGWorldPixMap( bitmap.GetHBITMAP() ) );
- RGBColor maskColor = colour.GetPixel();
-
- // this is not very efficient, but I can't think
- // of a better way of doing it
- CGrafPtr origPort ;
- GDHandle origDevice ;
- RGBColor col;
- RGBColor colors[2] = {
- { 0xFFFF, 0xFFFF, 0xFFFF },
- { 0, 0, 0 }};
-
- GetGWorld( &origPort , &origDevice ) ;
- for (int w = 0; w < bitmap.GetWidth(); w++)
+ m_maskBitmap = CGBitmapContextCreate((char*) m_memBuf.GetData(), m_width, m_height, 8, m_bytesPerRow, colorspace,
+ kCGImageAlphaNone );
+ CGColorSpaceRelease( colorspace );
+ wxASSERT_MSG( m_maskBitmap , wxT("Unable to create CGBitmapContext context") ) ;
+}
+
+// Create a mask from a mono bitmap (copies the bitmap).
+
+bool wxMask::Create(const wxMemoryBuffer& data,int width , int height , int bytesPerRow)
+{
+ m_memBuf = data ;
+ m_width = width ;
+ m_height = height ;
+ m_bytesPerRow = bytesPerRow ;
+
+ wxASSERT( data.GetDataLen() == (size_t)(height * bytesPerRow) ) ;
+
+ RealizeNative() ;
+
+ return true ;
+}
+
+// Create a mask from a mono bitmap (copies the bitmap).
+bool wxMask::Create(const wxBitmap& bitmap)
+{
+ m_width = bitmap.GetWidth() ;
+ m_height = bitmap.GetHeight() ;
+ m_bytesPerRow = GetBestBytesPerRow( m_width * kMaskBytesPerPixel ) ;
+
+ 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 * srcdata = (unsigned char*) bitmap.GetRawAccess() ;
+
+ for ( int y = 0 ; y < m_height ; ++y , destdatabase += m_bytesPerRow )
{
- for (int h = 0; h < bitmap.GetHeight(); h++)
- {
- SetGWorld( bitmap.GetHBITMAP(), NULL ) ;
- GetCPixel( w , h , &col ) ;
- SetGWorld( m_maskBitmap , NULL ) ;
- if (col.red == maskColor.red && col.green == maskColor.green && col.blue == maskColor.blue)
- {
- SetCPixel( w , h , &colors[0] ) ;
- }
+ unsigned char *destdata = destdatabase ;
+ unsigned char r, g, b;
+
+ for ( int x = 0 ; x < m_width ; ++x )
+ {
+ srcdata++ ;
+ r = *srcdata++ ;
+ g = *srcdata++ ;
+ b = *srcdata++ ;
+
+ if ( ( r + g + b ) > 0x10 )
+ *destdata++ = 0xFF ;
else
- {
- SetCPixel( w , h , &colors[1] ) ;
- }
+ *destdata++ = 0x00 ;
}
}
- UnlockPixels( GetGWorldPixMap( (CGrafPtr) m_maskBitmap ) ) ;
- UnlockPixels( GetGWorldPixMap( bitmap.GetHBITMAP() ) ) ;
- SetGWorld( origPort , origDevice ) ;
- return TRUE;
+ m_memBuf.UngetWriteBuf( size ) ;
+ RealizeNative() ;
+
+ return true;
}
-bool wxMask::PointMasked(int x, int y)
+// Create a mask from a bitmap and a colour indicating
+// the transparent area
+bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
{
- WXHBITMAP origPort;
- GDHandle origDevice;
- RGBColor color;
- bool masked = true;
+ m_width = bitmap.GetWidth() ;
+ m_height = bitmap.GetHeight() ;
+ m_bytesPerRow = GetBestBytesPerRow( m_width * kMaskBytesPerPixel ) ;
- GetGWorld( &origPort, &origDevice);
+ size_t size = m_bytesPerRow * m_height ;
+ unsigned char * destdatabase = (unsigned char*) m_memBuf.GetWriteBuf( size ) ;
+ wxASSERT( destdatabase != NULL ) ;
- //Set port to mask and see if it masked (1) or not ( 0 )
- SetGWorld(m_maskBitmap, NULL);
- LockPixels(GetGWorldPixMap(m_maskBitmap));
- GetCPixel(x,y, &color);
- masked = !(color.red == 0 && color.green == 0 && color.blue == 0);
- UnlockPixels(GetGWorldPixMap(m_maskBitmap));
+ memset( destdatabase , 0 , size ) ;
+ unsigned char * srcdatabase = (unsigned char*) bitmap.GetRawAccess() ;
+ size_t sourceBytesRow = bitmap.GetBitmapData()->GetBytesPerRow();
- SetGWorld( origPort, origDevice);
+ for ( int y = 0 ; y < m_height ; ++y , srcdatabase+= sourceBytesRow, destdatabase += m_bytesPerRow)
+ {
+ unsigned char *srcdata = srcdatabase ;
+ unsigned char *destdata = destdatabase ;
+ unsigned char r, g, b;
- return masked;
-}
+ for ( int x = 0 ; x < m_width ; ++x )
+ {
+ srcdata++ ;
+ r = *srcdata++ ;
+ g = *srcdata++ ;
+ b = *srcdata++ ;
-/*
- * wxBitmapHandler
- */
+ if ( colour == wxColour( r , g , b ) )
+ *destdata++ = 0xFF ;
+ else
+ *destdata++ = 0x00 ;
+ }
+ }
-bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width, int height, int depth)
-{
- return FALSE;
-}
+ m_memBuf.UngetWriteBuf( size ) ;
+ RealizeNative() ;
-bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
- int desiredWidth, int desiredHeight)
-{
- return FALSE;
+ return true;
}
-bool wxBitmapHandler::SaveFile(const wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette)
+WXHBITMAP wxMask::GetHBITMAP() const
{
- return FALSE;
+ return m_maskBitmap ;
}
-/*
- * Standard handlers
- */
+// ----------------------------------------------------------------------------
+// wxBitmapHandler
+// ----------------------------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase)
+
+// ----------------------------------------------------------------------------
+// Standard Handlers
+// ----------------------------------------------------------------------------
+
+#ifndef __LP64__
class WXDLLEXPORT wxPICTResourceHandler: public wxBitmapHandler
{
DECLARE_DYNAMIC_CLASS(wxPICTResourceHandler)
+
public:
inline wxPICTResourceHandler()
{
- m_name = "Macintosh Pict resource";
- m_extension = "";
- m_type = wxBITMAP_TYPE_PICT_RESOURCE;
+ SetName(wxT("Macintosh Pict resource"));
+ SetExtension(wxEmptyString);
+ SetType(wxBITMAP_TYPE_PICT_RESOURCE);
};
virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
int desiredWidth, int desiredHeight);
};
+
IMPLEMENT_DYNAMIC_CLASS(wxPICTResourceHandler, wxBitmapHandler)
-bool wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
- int desiredWidth, int desiredHeight)
+
+bool wxPICTResourceHandler::LoadFile(wxBitmap *bitmap,
+ const wxString& name,
+ long WXUNUSED(flags),
+ int WXUNUSED(desiredWidth),
+ int WXUNUSED(desiredHeight))
{
+#if wxUSE_METAFILE
Str255 theName ;
-
-#if TARGET_CARBON
- c2pstrcpy( (StringPtr) theName , name ) ;
-#else
- strcpy( (char *) theName , name ) ;
- c2pstr( (char *)theName ) ;
-#endif
-
+ wxMacStringToPascal( name , theName ) ;
+
PicHandle thePict = (PicHandle ) GetNamedResource( 'PICT' , theName ) ;
if ( thePict )
{
- PictInfo theInfo ;
-
- GetPictInfo( thePict , &theInfo , 0 , 0 , systemMethod , 0 ) ;
- DetachResource( (Handle) thePict ) ;
- M_BITMAPHANDLERDATA->m_bitmapType = kMacBitmapTypePict ;
- M_BITMAPHANDLERDATA->m_hPict = thePict ;
- M_BITMAPHANDLERDATA->m_width = theInfo.sourceRect.right - theInfo.sourceRect.left ;
- M_BITMAPHANDLERDATA->m_height = theInfo.sourceRect.bottom - theInfo.sourceRect.top ;
-
- M_BITMAPHANDLERDATA->m_depth = theInfo.depth ;
- M_BITMAPHANDLERDATA->m_ok = true ;
- M_BITMAPHANDLERDATA->m_numColors = theInfo.uniqueColors ;
-// M_BITMAPHANDLERDATA->m_bitmapPalette;
-// M_BITMAPHANDLERDATA->m_quality;
- return TRUE ;
+ wxMetafile mf ;
+
+ mf.SetPICT( thePict ) ;
+ bitmap->Create( mf.GetWidth() , mf.GetHeight() ) ;
+ wxMemoryDC dc ;
+ dc.SelectObject( *bitmap ) ;
+ mf.Play( &dc ) ;
+ dc.SelectObject( wxNullBitmap ) ;
+
+ return true ;
}
- return FALSE ;
+#endif
+
+ return false ;
}
+#endif
void wxBitmap::InitStandardHandlers()
{
- AddHandler(new wxPICTResourceHandler) ;
- AddHandler(new wxICONResourceHandler) ;
+#ifndef __LP64__
+ AddHandler( new wxPICTResourceHandler ) ;
+#endif
+ AddHandler( new wxICONResourceHandler ) ;
+}
+
+// ----------------------------------------------------------------------------
+// raw bitmap access support
+// ----------------------------------------------------------------------------
+
+void *wxBitmap::GetRawData(wxPixelDataBase& data, int WXUNUSED(bpp))
+{
+ if ( !Ok() )
+ // no bitmap, no data (raw or otherwise)
+ return NULL;
+
+ data.m_width = GetWidth() ;
+ data.m_height = GetHeight() ;
+ data.m_stride = GetBitmapData()->GetBytesPerRow() ;
+
+ return BeginRawAccess() ;
+}
+
+void wxBitmap::UngetRawData(wxPixelDataBase& WXUNUSED(dataBase))
+{
+ EndRawAccess() ;
+}
+
+void wxBitmap::UseAlpha()
+{
+ // remember that we are using alpha channel:
+ // we'll need to create a proper mask in UngetRawData()
+ M_BITMAPDATA->UseAlpha( true );
}
projects / wxWidgets.git / blobdiff