Hardware defines spec.

[wxWidgets.git] / src / common / image.cpp

diff --git a/src/common/image.cpp b/src/common/image.cpp
index baa5f6b8b425730d9de4125aa00ea970b48f6889..d5ea5590e77f3ad5bd0dc03f10d613b229ba493c 100644 (file)
--- a/src/common/image.cpp
+++ b/src/common/image.cpp
@@ -7,7 +7,7 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

 #pragma implementation "image.h"
 #endif
 
 #pragma implementation "image.h"
 #endif
 


@@ -219,6 +219,11 @@ wxImage wxImage::Copy() const
 
     memcpy( data, GetData(), M_IMGDATA->m_width*M_IMGDATA->m_height*3 );
 
 
     memcpy( data, GetData(), M_IMGDATA->m_width*M_IMGDATA->m_height*3 );
 

+    // also copy the image options
+    wxImageRefData *imgData = (wxImageRefData *)image.m_refData;
+    imgData->m_optionNames = M_IMGDATA->m_optionNames;
+    imgData->m_optionValues = M_IMGDATA->m_optionValues;
+

     return image;
 }
 
     return image;
 }
 


@@ -226,7 +231,7 @@ wxImage wxImage::ShrinkBy( int xFactor , int yFactor ) const
 {
     if( xFactor == 1 && yFactor == 1 )
         return Copy() ;
 {
     if( xFactor == 1 && yFactor == 1 )
         return Copy() ;

-        
+

     wxImage image;
 
     wxCHECK_MSG( Ok(), image, wxT("invalid image") );
     wxImage image;
 
     wxCHECK_MSG( Ok(), image, wxT("invalid image") );


@@ -237,7 +242,7 @@ wxImage wxImage::ShrinkBy( int xFactor , int yFactor ) const
 
     long old_height = M_IMGDATA->m_height,
          old_width  = M_IMGDATA->m_width;
 
     long old_height = M_IMGDATA->m_height,
          old_width  = M_IMGDATA->m_width;

-         
+

     wxCHECK_MSG( (old_height > 0) && (old_width > 0), image,
                  wxT("invalid old image size") );
 
     wxCHECK_MSG( (old_height > 0) && (old_width > 0), image,
                  wxT("invalid old image size") );
 


@@ -260,14 +265,14 @@ wxImage wxImage::ShrinkBy( int xFactor , int yFactor ) const
         maskRed = M_IMGDATA->m_maskRed;
         maskGreen = M_IMGDATA->m_maskGreen;
         maskBlue =M_IMGDATA->m_maskBlue ;
         maskRed = M_IMGDATA->m_maskRed;
         maskGreen = M_IMGDATA->m_maskGreen;
         maskBlue =M_IMGDATA->m_maskBlue ;

-      
+

         image.SetMaskColour( M_IMGDATA->m_maskRed,
                              M_IMGDATA->m_maskGreen,
                              M_IMGDATA->m_maskBlue );
     }
     char unsigned *source_data = M_IMGDATA->m_data;
     char unsigned *target_data = data;
         image.SetMaskColour( M_IMGDATA->m_maskRed,
                              M_IMGDATA->m_maskGreen,
                              M_IMGDATA->m_maskBlue );
     }
     char unsigned *source_data = M_IMGDATA->m_data;
     char unsigned *target_data = data;

-    
+

     for (long y = 0; y < height; y++)
     {
         for (long x = 0; x < width; x++)
     for (long y = 0; y < height; y++)
     {
         for (long x = 0; x < width; x++)


@@ -303,9 +308,9 @@ wxImage wxImage::ShrinkBy( int xFactor , int yFactor ) const
             }
             else
             {
             }
             else
             {

-                *(target_data++) = avgRed / counter ;
-                *(target_data++) = avgGreen / counter ;
-                *(target_data++) = avgBlue / counter ;
+                *(target_data++) = (unsigned char)(avgRed / counter);
+                *(target_data++) = (unsigned char)(avgGreen / counter);
+                *(target_data++) = (unsigned char)(avgBlue / counter);

             }
         }
     }
             }
         }
     }


@@ -791,7 +796,7 @@ void wxImage::SetAlpha(int x, int y, unsigned char alpha)
     M_IMGDATA->m_alpha[y*w + x] = alpha;
 }
 
     M_IMGDATA->m_alpha[y*w + x] = alpha;
 }
 

-unsigned char wxImage::GetAlpha(int x, int y)
+unsigned char wxImage::GetAlpha(int x, int y) const

 {
     wxCHECK_MSG( Ok() && HasAlpha(), 0, wxT("invalid image or no alpha channel") );
 
 {
     wxCHECK_MSG( Ok() && HasAlpha(), 0, wxT("invalid image or no alpha channel") );
 


@@ -812,7 +817,7 @@ void wxImage::SetAlpha( unsigned char *alpha )
         alpha = (unsigned char *)malloc(M_IMGDATA->m_width*M_IMGDATA->m_height);
     }
 
         alpha = (unsigned char *)malloc(M_IMGDATA->m_width*M_IMGDATA->m_height);
     }
 

-    delete [] M_IMGDATA->m_alpha;
+    free(M_IMGDATA->m_alpha);

     M_IMGDATA->m_alpha = alpha;
 }
 
     M_IMGDATA->m_alpha = alpha;
 }
 


@@ -892,7 +897,7 @@ bool wxImage::SetMaskFromImage(const wxImage& mask,
     // check that the images are the same size
     if ( (M_IMGDATA->m_height != mask.GetHeight() ) || (M_IMGDATA->m_width != mask.GetWidth () ) )
     {
     // check that the images are the same size
     if ( (M_IMGDATA->m_height != mask.GetHeight() ) || (M_IMGDATA->m_width != mask.GetWidth () ) )
     {

-        wxLogError( _("Image and Mask have different sizes") );
+        wxLogError( _("Image and mask have different sizes.") );

         return false;
     }
 
         return false;
     }
 


@@ -900,7 +905,7 @@ bool wxImage::SetMaskFromImage(const wxImage& mask,
     unsigned char r,g,b ;
     if (!FindFirstUnusedColour(&r, &g, &b))
     {
     unsigned char r,g,b ;
     if (!FindFirstUnusedColour(&r, &g, &b))
     {

-        wxLogError( _("No Unused Color in image being masked") );
+        wxLogError( _("No unused colour in image being masked.") );

         return false ;
     }
 
         return false ;
     }
 


@@ -931,6 +936,46 @@ bool wxImage::SetMaskFromImage(const wxImage& mask,
     return true;
 }
 
     return true;
 }
 

+bool wxImage::ConvertAlphaToMask(unsigned char threshold)
+{
+    if (!HasAlpha())
+        return true;
+
+    unsigned char mr, mg, mb;
+    if (!FindFirstUnusedColour(&mr, &mg, &mb))
+    {
+        wxLogError( _("No unused colour in image being masked.") );
+        return false;
+    }
+
+    SetMask(true);
+    SetMaskColour(mr, mg, mb);
+
+    unsigned char *imgdata = GetData();
+    unsigned char *alphadata = GetAlpha();
+
+    int w = GetWidth();
+    int h = GetHeight();
+
+    for (int y = 0; y < h; y++)
+    {
+        for (int x = 0; x < w; x++, imgdata += 3, alphadata++)
+        {
+            if (*alphadata < threshold)
+            {
+                imgdata[0] = mr;
+                imgdata[1] = mg;
+                imgdata[2] = mb;
+            }
+        }
+    }
+
+    free(M_IMGDATA->m_alpha);
+    M_IMGDATA->m_alpha = NULL;
+
+    return true;
+}
+

 #if wxUSE_PALETTE
 
 // Palette functions
 #if wxUSE_PALETTE
 
 // Palette functions


@@ -1128,7 +1173,7 @@ bool wxImage::CanRead( wxInputStream &stream )
 {
     const wxList& list = GetHandlers();
 
 {
     const wxList& list = GetHandlers();
 

-    for ( wxList::Node *node = list.GetFirst(); node; node = node->GetNext() )
+    for ( wxList::compatibility_iterator node = list.GetFirst(); node; node = node->GetNext() )

     {
         wxImageHandler *handler=(wxImageHandler*)node->GetData();
         if (handler->CanRead( stream ))
     {
         wxImageHandler *handler=(wxImageHandler*)node->GetData();
         if (handler->CanRead( stream ))


@@ -1146,7 +1191,7 @@ int wxImage::GetImageCount( wxInputStream &stream, long type )
     {
         wxList &list=GetHandlers();
 
     {
         wxList &list=GetHandlers();
 

-        for (wxList::Node *node = list.GetFirst(); node; node = node->GetNext())
+        for (wxList::compatibility_iterator node = list.GetFirst(); node; node = node->GetNext())

         {
              handler=(wxImageHandler*)node->GetData();
              if ( handler->CanRead(stream) )
         {
              handler=(wxImageHandler*)node->GetData();
              if ( handler->CanRead(stream) )


@@ -1189,7 +1234,7 @@ bool wxImage::LoadFile( wxInputStream& stream, long type, int index )
     {
         wxList &list=GetHandlers();
 
     {
         wxList &list=GetHandlers();
 

-        for ( wxList::Node *node = list.GetFirst(); node; node = node->GetNext() )
+        for ( wxList::compatibility_iterator node = list.GetFirst(); node; node = node->GetNext() )

         {
              handler=(wxImageHandler*)node->GetData();
              if ( handler->CanRead(stream) )
         {
              handler=(wxImageHandler*)node->GetData();
              if ( handler->CanRead(stream) )


@@ -1266,9 +1311,6 @@ bool wxImage::SaveFile( wxOutputStream& stream, const wxString& mimetype ) const
 
 void wxImage::AddHandler( wxImageHandler *handler )
 {
 
 void wxImage::AddHandler( wxImageHandler *handler )
 {

-    // make sure that the memory will be freed at the program end
-    sm_handlers.DeleteContents(true);
-

     // Check for an existing handler of the type being added.
     if (FindHandler( handler->GetType() ) == 0)
     {
     // Check for an existing handler of the type being added.
     if (FindHandler( handler->GetType() ) == 0)
     {


@@ -1290,9 +1332,6 @@ void wxImage::AddHandler( wxImageHandler *handler )
 
 void wxImage::InsertHandler( wxImageHandler *handler )
 {
 
 void wxImage::InsertHandler( wxImageHandler *handler )
 {

-    // make sure that the memory will be freed at the program end
-    sm_handlers.DeleteContents(true);
-

     // Check for an existing handler of the type being added.
     if (FindHandler( handler->GetType() ) == 0)
     {
     // Check for an existing handler of the type being added.
     if (FindHandler( handler->GetType() ) == 0)
     {


@@ -1313,6 +1352,7 @@ bool wxImage::RemoveHandler( const wxString& name )
     if (handler)
     {
         sm_handlers.DeleteObject(handler);
     if (handler)
     {
         sm_handlers.DeleteObject(handler);

+        delete handler;

         return true;
     }
     else
         return true;
     }
     else


@@ -1321,7 +1361,7 @@ bool wxImage::RemoveHandler( const wxString& name )
 
 wxImageHandler *wxImage::FindHandler( const wxString& name )
 {
 
 wxImageHandler *wxImage::FindHandler( const wxString& name )
 {

-    wxNode *node = sm_handlers.GetFirst();
+    wxList::compatibility_iterator node = sm_handlers.GetFirst();

     while (node)
     {
         wxImageHandler *handler = (wxImageHandler*)node->GetData();
     while (node)
     {
         wxImageHandler *handler = (wxImageHandler*)node->GetData();


@@ -1334,7 +1374,7 @@ wxImageHandler *wxImage::FindHandler( const wxString& name )
 
 wxImageHandler *wxImage::FindHandler( const wxString& extension, long bitmapType )
 {
 
 wxImageHandler *wxImage::FindHandler( const wxString& extension, long bitmapType )
 {

-    wxNode *node = sm_handlers.GetFirst();
+    wxList::compatibility_iterator node = sm_handlers.GetFirst();

     while (node)
     {
         wxImageHandler *handler = (wxImageHandler*)node->GetData();
     while (node)
     {
         wxImageHandler *handler = (wxImageHandler*)node->GetData();


@@ -1348,7 +1388,7 @@ wxImageHandler *wxImage::FindHandler( const wxString& extension, long bitmapType
 
 wxImageHandler *wxImage::FindHandler( long bitmapType )
 {
 
 wxImageHandler *wxImage::FindHandler( long bitmapType )
 {

-    wxNode *node = sm_handlers.GetFirst();
+    wxList::compatibility_iterator node = sm_handlers.GetFirst();

     while (node)
     {
         wxImageHandler *handler = (wxImageHandler *)node->GetData();
     while (node)
     {
         wxImageHandler *handler = (wxImageHandler *)node->GetData();


@@ -1360,7 +1400,7 @@ wxImageHandler *wxImage::FindHandler( long bitmapType )
 
 wxImageHandler *wxImage::FindHandlerMime( const wxString& mimetype )
 {
 
 wxImageHandler *wxImage::FindHandlerMime( const wxString& mimetype )
 {

-    wxNode *node = sm_handlers.GetFirst();
+    wxList::compatibility_iterator node = sm_handlers.GetFirst();

     while (node)
     {
         wxImageHandler *handler = (wxImageHandler *)node->GetData();
     while (node)
     {
         wxImageHandler *handler = (wxImageHandler *)node->GetData();


@@ -1379,24 +1419,24 @@ void wxImage::InitStandardHandlers()
 
 void wxImage::CleanUpHandlers()
 {
 
 void wxImage::CleanUpHandlers()
 {

-    wxNode *node = sm_handlers.GetFirst();
+    wxList::compatibility_iterator node = sm_handlers.GetFirst();

     while (node)
     {
         wxImageHandler *handler = (wxImageHandler *)node->GetData();
     while (node)
     {
         wxImageHandler *handler = (wxImageHandler *)node->GetData();

-        wxNode *next = node->GetNext();
+        wxList::compatibility_iterator next = node->GetNext();

         delete handler;
         delete handler;

-        delete node;

         node = next;
     }
         node = next;
     }

-}

 
 

+    sm_handlers.Clear();
+}

 
 wxString wxImage::GetImageExtWildcard()
 {
     wxString fmts;
 
     wxList& Handlers = wxImage::GetHandlers();
 
 wxString wxImage::GetImageExtWildcard()
 {
     wxString fmts;
 
     wxList& Handlers = wxImage::GetHandlers();

-    wxNode* Node = Handlers.GetFirst();
+    wxList::compatibility_iterator Node = Handlers.GetFirst();

     while ( Node )
     {
         wxImageHandler* Handler = (wxImageHandler*)Node->GetData();
     while ( Node )
     {
         wxImageHandler* Handler = (wxImageHandler*)Node->GetData();


@@ -1408,7 +1448,6 @@ wxString wxImage::GetImageExtWildcard()
     return wxT("(") + fmts + wxT(")|") + fmts;
 }
 
     return wxT("(") + fmts + wxT(")|") + fmts;
 }
 

-

 //-----------------------------------------------------------------------------
 // wxImageHandler
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // wxImageHandler
 //-----------------------------------------------------------------------------


@@ -1497,7 +1536,7 @@ wxImageHistogram::FindFirstUnusedColour(unsigned char *r,
                 b2++;
                 if ( b2 >= 255 )
                 {
                 b2++;
                 if ( b2 >= 255 )
                 {

-                    wxLogError(_("GetUnusedColour:: No Unused Color in image ") );
+                    wxLogError(_("No unused colour in image.") );

                     return false;
                 }
             }
                     return false;
                 }
             }


@@ -1805,8 +1844,8 @@ wxImage wxImage::Rotate(double angle, const wxPoint & centre_of_rotation, bool i
                                w3 * *(v3++) + w4 * *(v4++)) /
                               (w1 + w2 + w3 + w4) );
                         *(dst++) = (unsigned char)
                                w3 * *(v3++) + w4 * *(v4++)) /
                               (w1 + w2 + w3 + w4) );
                         *(dst++) = (unsigned char)

-                            ( (w1 * *(v1++) + w2 * *(v2++) +
-                               w3 * *(v3++) + w4 * *(v4++)) /
+                            ( (w1 * *v1 + w2 * *v2 +
+                               w3 * *v3 + w4 * *v4) /

                               (w1 + w2 + w3 + w4) );
                     }
                 }
                               (w1 + w2 + w3 + w4) );
                     }
                 }


@@ -1836,7 +1875,7 @@ wxImage wxImage::Rotate(double angle, const wxPoint & centre_of_rotation, bool i
                     unsigned char *p = data[ys] + (3 * xs);
                     *(dst++) = *(p++);
                     *(dst++) = *(p++);
                     unsigned char *p = data[ys] + (3 * xs);
                     *(dst++) = *(p++);
                     *(dst++) = *(p++);

-                    *(dst++) = *(p++);
+                    *(dst++) = *p;

                 }
                 else
                 {
                 }
                 else
                 {