X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/76a5e5d21ee1a6230d777ce0209b2df4c6075f0f..169d1d643c0ee0c90fa8e393b5298606bbb68cfd:/src/mac/carbon/metafile.cpp

diff --git a/src/mac/carbon/metafile.cpp b/src/mac/carbon/metafile.cpp
index 2380c96edc..6aff3b7d38 100644
--- a/src/mac/carbon/metafile.cpp
+++ b/src/mac/carbon/metafile.cpp
@@ -1,15 +1,15 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        metafile.cpp
 // Purpose:     wxMetaFile, wxMetaFileDC etc. These classes are optional.
-// Author:      AUTHOR
+// Author:      Stefan Csomor
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
-// Copyright:   (c) AUTHOR
-// Licence:   	wxWindows licence
+// Copyright:   (c) Stefan Csomor
+// Licence:       wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "metafile.h"
 #endif
 
@@ -20,10 +20,6 @@
 #pragma hdrstop
 #endif
 
-#ifndef WX_PRECOMP
-#include "wx/setup.h"
-#endif
-
 #if wxUSE_METAFILE
 
 #ifndef WX_PRECOMP
@@ -41,10 +37,23 @@
 
 extern bool wxClipboardIsOpen;
 
-#if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxMetafile, wxObject)
 IMPLEMENT_ABSTRACT_CLASS(wxMetafileDC, wxDC)
+
+class wxMetafileRefData: public wxGDIRefData
+{
+    friend class WXDLLEXPORT wxMetafile;
+public:
+    wxMetafileRefData(void);
+    ~wxMetafileRefData(void);
+
+private:
+    PicHandle m_metafile;
+#if wxMAC_USE_CORE_GRAPHICS
+    QDPictRef m_qdPictRef ;
 #endif
+};
+
 
 /*
  * Metafiles
@@ -55,14 +64,21 @@ IMPLEMENT_ABSTRACT_CLASS(wxMetafileDC, wxDC)
 wxMetafileRefData::wxMetafileRefData(void)
 {
     m_metafile = 0;
+#if wxMAC_USE_CORE_GRAPHICS
+    m_qdPictRef = NULL ;
+#endif
 }
 
 wxMetafileRefData::~wxMetafileRefData(void)
 {
     if (m_metafile)
     {
-		KillPicture( (PicHandle) m_metafile ) ;
+        KillPicture( (PicHandle) m_metafile ) ;
         m_metafile = 0;
+#if wxMAC_USE_CORE_GRAPHICS
+        QDPictRelease( m_qdPictRef ) ;
+        m_qdPictRef = NULL ;
+#endif
     }
 }
 
@@ -70,9 +86,8 @@ wxMetaFile::wxMetaFile(const wxString& file)
 {
     m_refData = new wxMetafileRefData;
 
-
     M_METAFILEDATA->m_metafile = 0;
-    wxASSERT_MSG( file.IsEmpty() , "no file based metafile support yet") ;
+    wxASSERT_MSG( file.empty() , wxT("no file based metafile support yet") ) ;
 /*
     if (!file.IsNull() && (file.Cmp("") == 0))
         M_METAFILEDATA->m_metafile = (WXHANDLE) GetMetaFile(file);
@@ -83,12 +98,24 @@ wxMetaFile::~wxMetaFile()
 {
 }
 
+bool wxMetaFile::Ok() const
+{
+    return (M_METAFILEDATA && (M_METAFILEDATA->m_metafile != 0));
+}
+
+WXHMETAFILE wxMetaFile::GetHMETAFILE() const
+{
+    return (WXHMETAFILE) M_METAFILEDATA->m_metafile;
+}
+
 bool wxMetaFile::SetClipboard(int width, int height)
 {
+    bool success = true;
+
 #if wxUSE_DRAG_AND_DROP
-//TODO finishi this port , we need the data obj first
+    //TODO finishi this port , we need the data obj first
     if (!m_refData)
-        return FALSE;
+        return false;
 
     bool alreadyOpen=wxTheClipboard->IsOpened() ;
     if (!alreadyOpen)
@@ -97,37 +124,79 @@ bool wxMetaFile::SetClipboard(int width, int height)
         wxTheClipboard->Clear();
     }
     wxDataObject *data =
-      new wxMetafileDataObject( *this) ;
-    bool success = wxTheClipboard->SetData(data);
-    if (!alreadyOpen) 
-      wxTheClipboard->Close();
-	    return (bool) success;
+        new wxMetafileDataObject( *this) ;
+    success = wxTheClipboard->SetData(data);
+    if (!alreadyOpen)
+        wxTheClipboard->Close();
 #endif
-    return TRUE ;
+
+    return success;
 }
 
 void wxMetafile::SetHMETAFILE(WXHMETAFILE mf)
 {
-    if (!m_refData)
-        m_refData = new wxMetafileRefData;
+    UnRef() ;
+
+    m_refData = new wxMetafileRefData;
 
-    M_METAFILEDATA->m_metafile = mf;
+    M_METAFILEDATA->m_metafile = (PicHandle) mf;
+#if wxMAC_USE_CORE_GRAPHICS
+    size_t sz = GetHandleSize( (Handle) M_METAFILEDATA->m_metafile ) ;
+    wxMemoryBuffer* membuf = new wxMemoryBuffer( sz ) ;
+    void * data = membuf->GetWriteBuf(sz) ;
+    memcpy( data , *M_METAFILEDATA->m_metafile , sz ) ;
+    membuf->UngetWriteBuf(sz) ;
+    CGDataProviderRef provider = CGDataProviderCreateWithData( membuf , data , sz ,
+        wxMacMemoryBufferReleaseProc ) ;
+    M_METAFILEDATA->m_qdPictRef = NULL ;
+    if ( provider != NULL )
+    {
+        M_METAFILEDATA->m_qdPictRef = QDPictCreateWithProvider( provider ) ;
+        CGDataProviderRelease( provider ) ;
+    }
+#endif
 }
 
 bool wxMetaFile::Play(wxDC *dc)
 {
-  if (!m_refData)
-    return FALSE;
+    if (!m_refData)
+        return false;
+
+    if (!dc->Ok() )
+        return false;
+
+    {
+#if wxMAC_USE_CORE_GRAPHICS
+        QDPictRef cgPictRef = M_METAFILEDATA->m_qdPictRef ;
+        CGContextRef cg = ((wxMacCGContext*)(dc->GetGraphicContext()))->GetNativeContext() ;
+        CGRect bounds = QDPictGetBounds( cgPictRef ) ;
+
+        CGContextSaveGState(cg);
+        CGContextTranslateCTM(cg, 0 , bounds.size.width );
+        CGContextScaleCTM(cg, 1, -1);
+        QDPictDrawToCGContext( cg , bounds , cgPictRef ) ;
+        CGContextRestoreGState( cg ) ;
+#else
+        PicHandle pict = (PicHandle) GetHMETAFILE() ;
+        wxMacPortSetter helper( dc ) ;
+        DrawPicture( pict , &(**pict).picFrame ) ;
+#endif
+    }
+    return true;
+}
+
+wxSize wxMetaFile::GetSize() const
+{
+    wxSize size = wxDefaultSize ;
+    if ( Ok() )
+    {
+        PicHandle pict = (PicHandle) GetHMETAFILE() ;
+        Rect &r = (**pict).picFrame ;
+        size.x = r.right - r.left ;
+        size.y = r.bottom - r.top ;
+    }
 
-	if (!dc->Ok() )
-		return FALSE;
-		
-	{
-		wxMacPortSetter helper( dc ) ;
-		PicHandle pict = (PicHandle) GetHMETAFILE() ;
-		DrawPicture( pict , &(**pict).picFrame ) ;
-	}
-    return TRUE;
+    return size;
 }
 
 /*
@@ -135,79 +204,70 @@ bool wxMetaFile::Play(wxDC *dc)
  *
  */
 
-// Original constructor that does not takes origin and extent. If you use this,
-// *DO* give origin/extent arguments to wxMakeMetaFilePlaceable.
-wxMetaFileDC::wxMetaFileDC(const wxString& file)
-{
-  m_metaFile = NULL;
-  m_minX = 10000;
-  m_minY = 10000;
-  m_maxX = -10000;
-  m_maxY = -10000;
-
-  wxASSERT_MSG( file.IsEmpty() , "no file based metafile support yet") ;
-
-  m_metaFile = new wxMetaFile("") ;
-  Rect r={0,0,1000,1000} ;
-	
-  m_metaFile->SetHMETAFILE( OpenPicture( &r ) ) ;
-  ::GetPort( (GrafPtr*) &m_macPort ) ;	
-  m_ok = TRUE ;
-
-  SetMapMode(wxMM_TEXT); 
-}
-
 // New constructor that takes origin and extent. If you use this, don't
 // give origin/extent arguments to wxMakeMetaFilePlaceable.
 
-wxMetaFileDC::wxMetaFileDC(const wxString& file, int xext, int yext, int xorg, int yorg)
+wxMetaFileDC::wxMetaFileDC(const wxString& filename ,
+                    int width , int height ,
+                    const wxString& WXUNUSED(description) )
 {
-  m_minX = 10000;
-  m_minY = 10000;
-  m_maxX = -10000;
-  m_maxY = -10000;
+    wxASSERT_MSG( width == 0 || height == 0 , _T("no arbitration of metafilesize supported") ) ;
+    wxASSERT_MSG( filename.empty() , _T("no file based metafile support yet")) ;
 
-  wxASSERT_MSG( file.IsEmpty() , "no file based metafile support yet") ;
+    m_metaFile = new wxMetaFile(filename) ;
+#if wxMAC_USE_CORE_GRAPHICS
+#else
+    Rect r={0,0,height,width} ;
 
-	m_metaFile = new wxMetaFile("") ;
-	Rect r={yorg,xorg,yorg+yext,xorg+xext} ;
-	
-	m_metaFile->SetHMETAFILE( OpenPicture( &r ) ) ;
-	::GetPort( (GrafPtr*) &m_macPort ) ;	
-  m_ok = TRUE ;
+    RectRgn( (RgnHandle) m_macBoundaryClipRgn , &r ) ;
+    CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
 
-  SetMapMode(wxMM_TEXT); 
+    m_metaFile->SetHMETAFILE( (WXHMETAFILE) OpenPicture( &r ) ) ;
+    ::GetPort( (GrafPtr*) &m_macPort ) ;
+    m_ok = true ;
+#endif
+    SetMapMode(wxMM_TEXT);
 }
 
 wxMetaFileDC::~wxMetaFileDC()
 {
 }
 
+void wxMetaFileDC::DoGetSize(int *width, int *height) const
+{
+    wxCHECK_RET( m_metaFile , _T("GetSize() doesn't work without a metafile") );
+
+    wxSize sz = m_metaFile->GetSize() ;
+    if (width) (*width) = sz.x;
+    if (height) (*height) = sz.y;
+}
+
 wxMetaFile *wxMetaFileDC::Close()
 {
-	ClosePicture() ;
-	return m_metaFile;
+    ClosePicture() ;
+    return m_metaFile;
 }
 
 #if wxUSE_DATAOBJ
 size_t wxMetafileDataObject::GetDataSize() const
 {
-  return GetHandleSize( (Handle) (*((wxMetafile*)&m_metafile)).GetHMETAFILE() ) ;
+    return GetHandleSize( (Handle) (*((wxMetafile*)&m_metafile)).GetHMETAFILE() ) ;
 }
 
 bool wxMetafileDataObject::GetDataHere(void *buf) const
 {
-  memcpy( buf , (*(PicHandle)(*((wxMetafile*)&m_metafile)).GetHMETAFILE()) ,
-    GetHandleSize( (Handle) (*((wxMetafile*)&m_metafile)).GetHMETAFILE() ) ) ;
-  return true ;
+    memcpy( buf , (*(PicHandle)(*((wxMetafile*)&m_metafile)).GetHMETAFILE()) ,
+        GetHandleSize( (Handle) (*((wxMetafile*)&m_metafile)).GetHMETAFILE() ) ) ;
+    return true ;
 }
 
 bool wxMetafileDataObject::SetData(size_t len, const void *buf)
 {
-  Handle handle = (Handle) m_metafile.GetHMETAFILE() ;
-  SetHandleSize( handle , len ) ;
-  memcpy( *handle , buf , len ) ;
-  return true ;
+    Handle handle = NewHandle( len ) ;
+    SetHandleSize( handle , len ) ;
+    memcpy( *handle , buf , len ) ;
+    m_metafile.SetHMETAFILE( (WXHMETAFILE) handle ) ;
+    return true ;
 }
 #endif