Can switch between clipping code mroe easily

[wxWidgets.git] / src / mac / cursor.cpp

diff --git a/src/mac/cursor.cpp b/src/mac/cursor.cpp
index 79633bf14da10cf8df5decc7b699f5558d375851..1200fb9c69859474c9fadfedf7d1d3f525b87954 100644 (file)
--- a/src/mac/cursor.cpp
+++ b/src/mac/cursor.cpp
@@ -19,6 +19,8 @@
 #include "wx/cursor.h"
 #include "wx/icon.h"
 #include "wx/image.h"
+#include "wx/xpmdecod.h"
+
 #include "wx/mac/private.h"
 
 #if !USE_SHARED_LIBRARIES
@@ -86,6 +88,44 @@ wxCursor::wxCursor( const wxImage &image )
     CreateFromImage( image ) ;
 }
 
+wxCursor::wxCursor(const char **bits) 
+{
+    (void) CreateFromXpm(bits);
+}
+
+wxCursor::wxCursor(char **bits) 
+{
+    (void) CreateFromXpm((const char **)bits);
+}
+
+bool wxCursor::CreateFromXpm(const char **bits)
+{
+    wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid cursor data") )
+    wxXPMDecoder decoder;
+    wxImage img = decoder.ReadData(bits);
+    wxCHECK_MSG( img.Ok(), FALSE, wxT("invalid cursor data") )    
+       CreateFromImage( img ) ;
+    return TRUE;
+}
+
+short GetCTabIndex( CTabHandle colors , RGBColor *col )
+{
+    short retval = 0 ;
+    unsigned long bestdiff = 0xFFFF ;
+    for ( int i = 0 ; i < (**colors).ctSize ; ++i )
+    {
+        unsigned long diff = abs(col->red -  (**colors).ctTable[i].rgb.red ) +
+            abs(col->green -  (**colors).ctTable[i].rgb.green ) +
+            abs(col->blue -  (**colors).ctTable[i].rgb.blue ) ;
+        if ( diff < bestdiff )
+        {
+            bestdiff = diff ;
+            retval = (**colors).ctTable[i].value ;
+        }
+    }
+    return retval ;
+}
+
 void wxCursor::CreateFromImage(const wxImage & image) 
 {
     m_refData = new wxCursorRefData;
@@ -105,6 +145,8 @@ void wxCursor::CreateFromImage(const wxImage & image)
     if (hotSpotY < 0 || hotSpotY >= h)
             hotSpotY = 0;
             
+#if 0
+    // monochrome implementation
     M_CURSORDATA->m_hCursor = NewHandle( sizeof( Cursor ) ) ;
     M_CURSORDATA->m_disposeHandle = true ;
     HLock( (Handle) M_CURSORDATA->m_hCursor ) ;
@@ -133,7 +175,7 @@ void wxCursor::CreateFromImage(const wxImage & image)
             }
             else
             {
-                if ( (int)r + (int)g + (int)b < 0x60 )
+                if ( (int)r + (int)g + (int)b < 0x0200 )
                 {
                     rowbits |= ( 1 << (15-x) ) ;
                 }
@@ -147,10 +189,101 @@ void wxCursor::CreateFromImage(const wxImage & image)
     {
         memcpy( cp->mask , cp->data , sizeof( Bits16) ) ;
     }
-    
     cp->hotSpot.h = hotSpotX ;
     cp->hotSpot.v = hotSpotY ;
     HUnlock( (Handle) M_CURSORDATA->m_hCursor ) ;
+#else
+    PixMapHandle pm = (PixMapHandle) NewHandleClear( sizeof (PixMap))  ;
+    short extent = 16 ;
+    short bytesPerPixel = 1 ;
+    short depth = 8 ;
+    Rect bounds = { 0 , 0 , extent , extent } ;
+    CCrsrHandle ch = (CCrsrHandle) NewHandleClear ( sizeof( CCrsr ) ) ;
+    CTabHandle newColors = GetCTable( 8 ) ;
+    HandToHand((Handle *) &newColors);
+    // set the values to the indices
+    for ( int i = 0 ; i < (**newColors).ctSize ; ++i )
+    {
+        (**newColors).ctTable[i].value = i ;
+    }
+    HLock( (Handle) ch) ;
+    (**ch).crsrType = 0x8001 ; // color cursors
+    (**ch).crsrMap = pm ; 
+    short bytesPerRow = bytesPerPixel * extent ;
+
+    (**pm).baseAddr = 0; 
+    (**pm).rowBytes = bytesPerRow | 0x8000;
+    (**pm).bounds = bounds;        
+    (**pm).pmVersion = 0;           
+    (**pm).packType = 0;            
+    (**pm).packSize = 0;            
+    (**pm).hRes = 0x00480000; /* 72 DPI default res */
+    (**pm).vRes = 0x00480000; /* 72 DPI default res */
+    (**pm).pixelSize = depth;
+    (**pm).pixelType = 0;
+    (**pm).cmpCount = 1; 
+    (**pm).cmpSize = depth;
+    (**pm).pmTable = newColors;
+
+    (**ch).crsrData = NewHandleClear( extent * bytesPerRow ) ;  
+    (**ch).crsrXData = NULL ;
+    (**ch).crsrXValid = 0;
+    (**ch).crsrXHandle = NULL;
+
+    (**ch).crsrHotSpot.h = hotSpotX ;
+    (**ch).crsrHotSpot.v = hotSpotY ;
+    (**ch).crsrXTable = NULL ; 
+    (**ch).crsrID = GetCTSeed() ;
+    
+    memset( (**ch).crsr1Data  , 0 , sizeof( Bits16 ) ) ;
+    memset( (**ch).crsrMask , 0 , sizeof( Bits16 ) ) ;
+    
+    unsigned char mr = image16.GetMaskRed() ;
+    unsigned char mg = image16.GetMaskGreen() ;
+    unsigned char mb = image16.GetMaskBlue() ;
+    for ( int y = 0 ; y < h ; ++y )
+    {
+        short rowbits = 0 ;
+        short maskbits = 0 ;
+        
+        for ( int x = 0 ; x < w ; ++x )
+        {
+            long pos = (y * w + x) * 3;
+
+            unsigned char r = rgbBits[pos] ;
+            unsigned char g = rgbBits[pos+1] ;
+            unsigned char b = rgbBits[pos+2] ;
+            RGBColor col = { 0xFFFF ,0xFFFF, 0xFFFF } ;
+            
+            if ( bHasMask && r==mr && g==mg && b==mb )
+            {
+                // masked area, does not appear anywhere
+            }
+            else
+            {
+                if ( (int)r + (int)g + (int)b < 0x0200 )
+                {
+                    rowbits |= ( 1 << (15-x) ) ;
+                }
+                maskbits |= ( 1 << (15-x) ) ;
+                
+                col = *((RGBColor*) wxColor( r , g , b ).GetPixel()) ;
+            }
+            *((*(**ch).crsrData) + y * bytesPerRow + x) = 
+                GetCTabIndex( newColors , &col) ;
+        }
+        (**ch).crsr1Data[y] = rowbits ;
+        (**ch).crsrMask[y] = maskbits ;
+    }
+    if ( !bHasMask )
+    {
+        memcpy( (**ch).crsrMask , (**ch).crsr1Data , sizeof( Bits16) ) ;
+    }
+    
+    HUnlock((Handle) ch) ;
+    M_CURSORDATA->m_hCursor = ch ;
+    M_CURSORDATA->m_isColorCursor = true ;
+#endif
 }
 
 wxCursor::wxCursor(const wxString& cursor_file, long flags, int hotSpotX, int hotSpotY)
@@ -159,13 +292,7 @@ wxCursor::wxCursor(const wxString& cursor_file, long flags, int hotSpotX, int ho
     if ( flags == wxBITMAP_TYPE_MACCURSOR_RESOURCE )
     {
         Str255 theName ;
-
-    #if TARGET_CARBON
-        c2pstrcpy( (StringPtr) theName , cursor_file ) ;
-    #else
-        strcpy( (char *) theName , cursor_file ) ;
-        c2pstr( (char *) theName ) ;
-    #endif
+               wxMacStringToPascal( cursor_file , theName ) ;
         
         wxStAppResource resload ;
         Handle resHandle = ::GetNamedResource( 'crsr' , theName ) ;
@@ -215,6 +342,9 @@ wxCursor::wxCursor(int cursor_type)
     
     switch (cursor_type)
     {
+    case wxCURSOR_COPY_ARROW:
+        M_CURSORDATA->m_themeCursor = kThemeCopyArrowCursor ;
+        break;
     case wxCURSOR_WAIT:
         M_CURSORDATA->m_themeCursor = kThemeWatchCursor ;
         break;