cleaned drawing code

[wxWidgets.git] / src / mac / carbon / bitmap.cpp

diff --git a/src/mac/carbon/bitmap.cpp b/src/mac/carbon/bitmap.cpp
index df8d319f43d25ac74893c5ab95742bdcb4f3cebd..8d7cf8f4b9df7d58a8a5577bb4a39aa0acbc22e6 100644 (file)
--- a/src/mac/carbon/bitmap.cpp
+++ b/src/mac/carbon/bitmap.cpp
@@ -22,12 +22,9 @@
 #include "wx/image.h"
 #include "wx/xpmdecod.h"
 
 #include "wx/image.h"
 #include "wx/xpmdecod.h"
 

-#if !USE_SHARED_LIBRARIES

 IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject)
 IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject)
 IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject)
 IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject)

-IMPLEMENT_ABSTRACT_CLASS(wxBitmapBase , wxGDIObject )
-IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandlerBase, wxObject ) 
-#endif
+IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject ) 

 
 #ifdef __DARWIN__
     #include <ApplicationServices/ApplicationServices.h>
 
 #ifdef __DARWIN__
     #include <ApplicationServices/ApplicationServices.h>


@@ -93,95 +90,204 @@ void wxMacDestroyGWorld( GWorldPtr gw )
                DisposeGWorld( gw ) ;
 }
 
                DisposeGWorld( gw ) ;
 }
 

-PicHandle wxMacCreatePict(GWorldPtr wp, GWorldPtr mask)
+#define kDefaultRes 0x00480000 /* Default resolution is 72 DPI; Fixed type */
+
+OSErr SetupCIconHandlePixMap( CIconHandle icon , short depth , Rect  *bounds , CTabHandle colors )

 {
 {

-   CGrafPtr    origPort ;
-   GDHandle    origDev ;
+    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 */

 
 

-   PicHandle      pict;          // this is the Picture we give back

 
 

-   RGBColor    gray = { 0xCCCC ,0xCCCC , 0xCCCC } ;
-   RGBColor    white = { 0xffff ,0xffff , 0xffff } ;
-   RGBColor    black = { 0x0000 ,0x0000 , 0x0000 } ;
+    error = noErr;
+    newColors = nil;
+    offBaseAddr = nil;

 
 

-   unsigned char *maskimage = NULL ;
-   Rect portRect ;
-   GetPortBounds( wp , &portRect ) ;
-   int width = portRect.right - portRect.left ;
-   int height = portRect.bottom - portRect.top ;
+       bytesPerRow = ((depth * (bounds->right - bounds->left) + 31) / 32) * 4;

 
 

-   LockPixels( GetGWorldPixMap( wp ) ) ;
-   GetGWorld( &origPort , &origDev ) ;
+   /* 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;

 
 

-   if ( mask )
-   {
-      maskimage = (unsigned char*) malloc( width * height ) ;
-      SetGWorld( mask , NULL ) ;
-      LockPixels( GetGWorldPixMap( mask ) ) ;
-      for ( int y = 0 ; y < height ; y++ )
-      {
-         for( int x = 0 ; x < width ; x++ )
-         {
-            RGBColor col ;
-
-            GetCPixel( x + portRect.left , y + portRect.top , &col ) ;
-            maskimage[y*width + x] = ( col.red == 0 ) ; // for monochrome masks
-         }
-      }
-      UnlockPixels( GetGWorldPixMap( mask ) ) ;
-   }
+    /* If no errors occured, return a handle to the new off-screen PixMap */
+    if (error != noErr)
+        {
+        if (newColors != nil)
+            DisposeCTable(newColors);
+        }

 
 

-   SetGWorld( wp , NULL ) ;
+    /* Return the error code */
+    return error;
+}

 
 

-   pict = OpenPicture(&portRect);   // open a picture, this disables drawing
-   if(!pict)
-      return NULL;
+CIconHandle wxMacCreateCIcon(GWorldPtr image , GWorldPtr mask , short dstDepth , short iconSize  )
+{
+       GWorldPtr               saveWorld;
+       GDHandle                saveHandle;

 
 

-   if ( maskimage )
-   {
-      RGBForeColor( &black ) ;
-      RGBBackColor( &white ) ;
-      PenMode(transparent);
+       GetGWorld(&saveWorld,&saveHandle);              // save Graphics env state
+       SetGWorld(image,nil);

 
 

-      for ( int y = 0 ; y < height ; ++y )
-      {
-         for( int x = 0 ; x < width ; ++x )
-         {
-            if ( maskimage[y*width + x] )
-            {
-               RGBColor col ;
+    Rect frame = { 0 , 0 , iconSize , iconSize } ;
+    Rect imageBounds = frame ;
+       GetPortBounds( image , &imageBounds ) ;

 
 

-               GetCPixel( x + portRect.left , y + portRect.top , &col ) ;
-               SetCPixel( x + portRect.left , y + portRect.top , &col ) ;
-            }
-            else {
-                // With transparency set this sets a blank pixel not a white one
-                SetCPixel( x + portRect.left , y + portRect.top , &white);
-            }
-         }
-      }
-      free( maskimage ) ;
-      maskimage = NULL ;
-   }
-   else
-   {
-      RGBBackColor( &gray ) ;
-      EraseRect(&portRect);
-      RGBForeColor( &black ) ;
-      RGBBackColor( &white ) ;
-
-      CopyBits(GetPortBitMapForCopyBits(wp), /* src PixMap - we copy image over
-                                              * itself - */
-               GetPortBitMapForCopyBits(wp), //  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( wp ) ) ;
-   SetGWorld( origPort , origDev ) ;
+    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 ;
+
+       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 ;

 
 

-   return pict;                  // return our groovy pict handle
+    (**icon).iconBMap.rowBytes = iconSize / 8 ;
+    (**icon).iconBMap.bounds = frame ;
+    (**icon).iconMask.baseAddr = (char*) &(**icon).iconMaskData ;
+    (**icon).iconBMap.baseAddr = (char*) &(**icon).iconMaskData + bwSize ;
+
+    if ( mask )
+    {
+      LockPixels(GetGWorldPixMap(mask) ) ;
+      CopyBits(GetPortBitMapForCopyBits(mask) ,
+          &(**icon).iconBMap , &imageBounds , &imageBounds, srcCopy , nil ) ;
+      CopyBits(GetPortBitMapForCopyBits(mask) ,
+          &(**icon).iconMask , &imageBounds , &imageBounds, srcCopy , nil ) ;
+      UnlockPixels(GetGWorldPixMap( mask ) ) ;
+    }
+    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;
+}
+
+PicHandle wxMacCreatePict(GWorldPtr wp, GWorldPtr mask)
+{
+  CGrafPtr       origPort ;
+  GDHandle       origDev ;
+
+  PicHandle      pict;         
+
+  RGBColor       white = { 0xffff ,0xffff , 0xffff } ;
+  RGBColor       black = { 0x0000 ,0x0000 , 0x0000 } ;
+
+  GetGWorld( &origPort , &origDev ) ;
+
+  RgnHandle clipRgn = NULL ;
+
+  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;                                 

 }
 
 wxBitmapRefData::wxBitmapRefData()
 }
 
 wxBitmapRefData::wxBitmapRefData()


@@ -246,9 +352,6 @@ wxBitmapRefData::~wxBitmapRefData()
   DisposeBitmapRefData( this ) ;
 }
 
   DisposeBitmapRefData( this ) ;
 }
 

-wxList wxBitmapBase::sm_handlers;
-
-

 bool wxBitmap::CopyFromIcon(const wxIcon& icon)
 {
     Ref(icon) ;
 bool wxBitmap::CopyFromIcon(const wxIcon& icon)
 {
     Ref(icon) ;


@@ -258,15 +361,10 @@ bool wxBitmap::CopyFromIcon(const wxIcon& icon)
 wxBitmap::wxBitmap()
 {
     m_refData = NULL;
 wxBitmap::wxBitmap()
 {
     m_refData = NULL;

-
-    if ( wxTheBitmapList )
-        wxTheBitmapList->AddBitmap(this);

 }
 
 wxBitmap::~wxBitmap()
 {
 }
 
 wxBitmap::~wxBitmap()
 {

-    if (wxTheBitmapList)
-        wxTheBitmapList->DeleteObject(this);

 }
 
 wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits)
 }
 
 wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits)


@@ -328,34 +426,21 @@ wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits
     {
         wxFAIL_MSG(wxT("multicolor BITMAPs not yet implemented"));
     }
     {
         wxFAIL_MSG(wxT("multicolor BITMAPs not yet implemented"));
     }

-    
-    if ( wxTheBitmapList ) {
-        wxTheBitmapList->AddBitmap(this);
-    }

 }
 
 wxBitmap::wxBitmap(int w, int h, int d)
 {
     (void)Create(w, h, d);
 }
 
 wxBitmap::wxBitmap(int w, int h, int d)
 {
     (void)Create(w, h, d);

-
-    if ( wxTheBitmapList )
-        wxTheBitmapList->AddBitmap(this);

 }
 
 wxBitmap::wxBitmap(void *data, wxBitmapType type, int width, int height, int depth)
 {
     (void) Create(data, type, width, height, depth);
 }
 
 wxBitmap::wxBitmap(void *data, wxBitmapType type, int width, int height, int depth)
 {
     (void) Create(data, type, width, height, depth);

-
-    if ( wxTheBitmapList )
-        wxTheBitmapList->AddBitmap(this);

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

-
-    if ( wxTheBitmapList )
-        wxTheBitmapList->AddBitmap(this);

 }
 
 bool wxBitmap::CreateFromXpm(const char **bits)
 }
 
 bool wxBitmap::CreateFromXpm(const char **bits)


@@ -365,7 +450,6 @@ bool wxBitmap::CreateFromXpm(const char **bits)
     wxImage img = decoder.ReadData(bits);
     wxCHECK_MSG( img.Ok(), FALSE, wxT("invalid bitmap data") )    
     *this = wxBitmap(img);   
     wxImage img = decoder.ReadData(bits);
     wxCHECK_MSG( img.Ok(), FALSE, wxT("invalid bitmap data") )    
     *this = wxBitmap(img);   

-    if ( wxTheBitmapList ) wxTheBitmapList->AddBitmap(this);

     return TRUE;
 }
 
     return TRUE;
 }
 


@@ -547,8 +631,6 @@ wxBitmap::wxBitmap(const wxImage& image, int depth)
 
     m_refData = new wxBitmapRefData();
       
 
     m_refData = new wxBitmapRefData();
       

-    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
-

     // width and height of the device-dependent bitmap
     int width = image.GetWidth();
     int height = image.GetHeight();
     // width and height of the device-dependent bitmap
     int width = image.GetWidth();
     int height = image.GetHeight();


@@ -913,68 +995,6 @@ PicHandle wxBitmap::GetPict() const
    return picture;                  // return our groovy pict handle
 }
 
    return picture;                  // return our groovy pict handle
 }
 

-void wxBitmap::AddHandler(wxBitmapHandler *handler)
-{
-    sm_handlers.Append(handler);
-}
-
-void wxBitmap::InsertHandler(wxBitmapHandler *handler)
-{
-    sm_handlers.Insert(handler);
-}
-
-bool wxBitmap::RemoveHandler(const wxString& name)
-{
-    wxBitmapHandler *handler = FindHandler(name);
-    if ( handler )
-    {
-        sm_handlers.DeleteObject(handler);
-        return TRUE;
-    }
-    else
-        return FALSE;
-}
-
-wxBitmapHandler *wxBitmap::FindHandler(const wxString& name)
-{
-    wxNode *node = sm_handlers.First();
-    while ( node )
-    {
-        wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
-        if ( handler->GetName() == name )
-            return handler;
-        node = node->Next();
-    }
-    return NULL;
-}
-
-wxBitmapHandler *wxBitmap::FindHandler(const wxString& extension, wxBitmapType type)
-{
-    wxNode *node = sm_handlers.First();
-    while ( node )
-    {
-        wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
-        if ( handler->GetExtension() == extension &&
-                    (type == -1 || handler->GetType() == type) )
-            return handler;
-        node = node->Next();
-    }
-    return NULL;
-}
-
-wxBitmapHandler *wxBitmap::FindHandler(wxBitmapType type)
-{
-    wxNode *node = sm_handlers.First();
-    while ( node )
-    {
-        wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
-        if (handler->GetType() == type)
-            return handler;
-        node = node->Next();
-    }
-    return NULL;
-}
-

 /*
  * wxMask
  */
 /*
  * wxMask
  */


@@ -1135,8 +1155,6 @@ bool wxMask::PointMasked(int x, int y)
  * wxBitmapHandler
  */
 
  * wxBitmapHandler
  */
 

-IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject)
-

 bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width, int height, int depth)
 {
     return FALSE;
 bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width, int height, int depth)
 {
     return FALSE;


@@ -1207,40 +1225,6 @@ bool  wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, lo
        return FALSE ;
 }
 
        return FALSE ;
 }
 

-#if 0   // The following is an example for creating a bitmap handler
-
-// TODO: bitmap handlers, a bit like this:
-class WXDLLEXPORT wxBMPResourceHandler: public wxBitmapHandler
-{
-    DECLARE_DYNAMIC_CLASS(wxBMPResourceHandler)
-public:
-    inline wxBMPResourceHandler()
-    {
-        m_name = "Windows bitmap resource";
-        m_extension = "";
-        m_type = wxBITMAP_TYPE_BMP_RESOURCE;
-    };
-
-    virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
-          int desiredWidth, int desiredHeight);
-};
-IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler)
-
-#endif
-
-void wxBitmap::CleanUpHandlers()
-{
-    wxNode *node = sm_handlers.First();
-    while ( node )
-    {
-        wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
-        wxNode *next = node->Next();
-        delete handler;
-        delete node;
-        node = next;
-    }
-}
-

 void wxBitmap::InitStandardHandlers()
 {
     AddHandler(new wxPICTResourceHandler) ;
 void wxBitmap::InitStandardHandlers()
 {
     AddHandler(new wxPICTResourceHandler) ;