1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/mac/carbon/cursor.cpp
3 // Purpose: wxCursor class
4 // Author: Stefan Csomor
8 // Copyright: (c) Stefan Csomor
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
12 #include "wx/wxprec.h"
15 #include "wx/cursor.h"
18 #include "wx/xpmdecod.h"
20 #include "wx/mac/private.h"
23 IMPLEMENT_DYNAMIC_CLASS(wxCursor
, wxBitmap
)
26 class WXDLLEXPORT wxCursorRefData
: public wxBitmapRefData
28 DECLARE_NO_COPY_CLASS(wxCursorRefData
)
30 friend class WXDLLEXPORT wxBitmap
;
31 friend class WXDLLEXPORT wxCursor
;
45 #define M_CURSORDATA ((wxCursorRefData *)m_refData)
46 #define M_CURSORHANDLERDATA ((wxCursorRefData *)bitmap->m_refData)
48 const short kwxCursorBullseye
= 0;
49 const short kwxCursorBlank
= 1;
50 const short kwxCursorPencil
= 2;
51 const short kwxCursorMagnifier
= 3;
52 const short kwxCursorNoEntry
= 4;
53 const short kwxCursorPaintBrush
= 5;
54 const short kwxCursorPointRight
= 6;
55 const short kwxCursorPointLeft
= 7;
56 const short kwxCursorQuestionArrow
= 8;
57 const short kwxCursorRightArrow
= 9;
58 const short kwxCursorSizeNS
= 10;
59 const short kwxCursorSize
= 11;
60 const short kwxCursorSizeNESW
= 12;
61 const short kwxCursorSizeNWSE
= 13;
62 const short kwxCursorRoller
= 14;
63 const short kwxCursorLast
= kwxCursorRoller
;
65 Cursor gMacCursors
[kwxCursorLast
+1] =
69 {0x0000, 0x03E0, 0x0630, 0x0808, 0x1004, 0x31C6, 0x2362, 0x2222,
70 0x2362, 0x31C6, 0x1004, 0x0808, 0x0630, 0x03E0, 0x0000, 0x0000},
71 {0x0000, 0x03E0, 0x07F0, 0x0FF8, 0x1FFC, 0x3FFE, 0x3FFE, 0x3FFE,
72 0x3FFE, 0x3FFE, 0x1FFC, 0x0FF8, 0x07F0, 0x03E0, 0x0000, 0x0000},
77 {0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
78 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000},
79 {0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
80 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000},
85 {0x00F0, 0x0088, 0x0108, 0x0190, 0x0270, 0x0220, 0x0440, 0x0440,
86 0x0880, 0x0880, 0x1100, 0x1E00, 0x1C00, 0x1800, 0x1000, 0x0000},
87 {0x00F0, 0x00F8, 0x01F8, 0x01F0, 0x03F0, 0x03E0, 0x07C0, 0x07C0,
88 0x0F80, 0x0F80, 0x1F00, 0x1E00, 0x1C00, 0x1800, 0x1000, 0x0000},
93 {0x0000, 0x1E00, 0x2100, 0x4080, 0x4080, 0x4080, 0x4080, 0x2180,
94 0x1FC0, 0x00E0, 0x0070, 0x0038, 0x001C, 0x000E, 0x0006, 0x0000},
95 {0x3F00, 0x7F80, 0xFFC0, 0xFFC0, 0xFFC0, 0xFFC0, 0xFFC0, 0x7FC0,
96 0x3FE0, 0x1FF0, 0x00F8, 0x007C, 0x003E, 0x001F, 0x000F, 0x0007},
101 {0x0000, 0x07E0, 0x1FF0, 0x3838, 0x3C0C, 0x6E0E, 0x6706, 0x6386,
102 0x61C6, 0x60E6, 0x7076, 0x303C, 0x1C1C, 0x0FF8, 0x07E0, 0x0000},
103 {0x0540, 0x0FF0, 0x3FF8, 0x3C3C, 0x7E0E, 0xFF0F, 0x6F86, 0xE7C7,
104 0x63E6, 0xE1F7, 0x70FE, 0x707E, 0x3C3C, 0x1FFC, 0x0FF0, 0x0540},
109 {0x0000, 0x0380, 0x0380, 0x0380, 0x0380, 0x0380, 0x0380, 0x0FE0,
110 0x1FF0, 0x1FF0, 0x0000, 0x1FF0, 0x1FF0, 0x1550, 0x1550, 0x1550},
111 {0x07C0, 0x07C0, 0x07C0, 0x07C0, 0x07C0, 0x07C0, 0x0FE0, 0x1FF0,
112 0x3FF8, 0x3FF8, 0x3FF8, 0x3FF8, 0x3FF8, 0x3FF8, 0x3FF8, 0x3FF8},
117 {0x00C0, 0x0140, 0x0640, 0x08C0, 0x3180, 0x47FE, 0x8001, 0x8001,
118 0x81FE, 0x8040, 0x01C0, 0x0040, 0x03C0, 0xC080, 0x3F80, 0x0000},
119 {0x00C0, 0x01C0, 0x07C0, 0x0FC0, 0x3F80, 0x7FFE, 0xFFFF, 0xFFFF,
120 0xFFFE, 0xFFC0, 0xFFC0, 0xFFC0, 0xFFC0, 0xFF80, 0x3F80, 0x0000},
125 {0x0100, 0x0280, 0x0260, 0x0310, 0x018C, 0x7FE3, 0x8000, 0x8000,
126 0x7F80, 0x0200, 0x0380, 0x0200, 0x03C0, 0x0107, 0x01F8, 0x0000},
127 {0x0100, 0x0380, 0x03E0, 0x03F0, 0x01FC, 0x7FFF, 0xFFFF, 0xFFFF,
128 0xFFFF, 0x03FF, 0x03FF, 0x03FF, 0x03FF, 0x01FF, 0x01F8, 0x0000},
133 {0x0000, 0x4078, 0x60FC, 0x71CE, 0x7986, 0x7C06, 0x7E0E, 0x7F1C,
134 0x7FB8, 0x7C30, 0x6C30, 0x4600, 0x0630, 0x0330, 0x0300, 0x0000},
135 {0xC078, 0xE0FC, 0xF1FE, 0xFBFF, 0xFFCF, 0xFF8F, 0xFF1F, 0xFFBE,
136 0xFFFC, 0xFE78, 0xFF78, 0xEFF8, 0xCFF8, 0x87F8, 0x07F8, 0x0300},
141 {0x0000, 0x0002, 0x0006, 0x000E, 0x001E, 0x003E, 0x007E, 0x00FE,
142 0x01FE, 0x003E, 0x0036, 0x0062, 0x0060, 0x00C0, 0x00C0, 0x0000},
143 {0x0003, 0x0007, 0x000F, 0x001F, 0x003F, 0x007F, 0x00FF, 0x01FF,
144 0x03FF, 0x07FF, 0x007F, 0x00F7, 0x00F3, 0x01E1, 0x01E0, 0x01C0},
149 {0x0000, 0x0080, 0x01C0, 0x03E0, 0x0080, 0x0080, 0x0080, 0x1FFC,
150 0x1FFC, 0x0080, 0x0080, 0x0080, 0x03E0, 0x01C0, 0x0080, 0x0000},
151 {0x0080, 0x01C0, 0x03E0, 0x07F0, 0x0FF8, 0x01C0, 0x3FFE, 0x3FFE,
152 0x3FFE, 0x3FFE, 0x01C0, 0x0FF8, 0x07F0, 0x03E0, 0x01C0, 0x0080},
157 {0x0000, 0x0080, 0x01C0, 0x03E0, 0x0080, 0x0888, 0x188C, 0x3FFE,
158 0x188C, 0x0888, 0x0080, 0x03E0, 0x01C0, 0x0080, 0x0000, 0x0000},
159 {0x0080, 0x01C0, 0x03E0, 0x07F0, 0x0BE8, 0x1DDC, 0x3FFE, 0x7FFF,
160 0x3FFE, 0x1DDC, 0x0BE8, 0x07F0, 0x03E0, 0x01C0, 0x0080, 0x0000},
165 {0x0000, 0x001E, 0x000E, 0x060E, 0x0712, 0x03A0, 0x01C0, 0x00E0,
166 0x0170, 0x1238, 0x1C18, 0x1C00, 0x1E00, 0x0000, 0x0000, 0x0000},
167 {0x007F, 0x003F, 0x0E1F, 0x0F0F, 0x0F97, 0x07E3, 0x03E1, 0x21F0,
168 0x31F8, 0x3A7C, 0x3C3C, 0x3E1C, 0x3F00, 0x3F80, 0x0000, 0x0000},
173 {0x0000, 0x7800, 0x7000, 0x7060, 0x48E0, 0x05C0, 0x0380, 0x0700,
174 0x0E80, 0x1C48, 0x1838, 0x0038, 0x0078, 0x0000, 0x0000, 0x0000},
175 {0xFE00, 0xFC00, 0xF870, 0xF0F0, 0xE9F0, 0xC7E0, 0x87C0, 0x0F84,
176 0x1F8C, 0x3E5C, 0x3C3C, 0x387C, 0x00FC, 0x01FC, 0x0000, 0x0000},
181 {0x0006, 0x000E, 0x001C, 0x0018, 0x0020, 0x0040, 0x00F8, 0x0004,
182 0x1FF4, 0x200C, 0x2AA8, 0x1FF0, 0x1F80, 0x3800, 0x6000, 0x8000},
183 {0x000F, 0x001F, 0x003E, 0x007C, 0x0070, 0x00E0, 0x01FC, 0x3FF6,
184 0x7FF6, 0x7FFE, 0x7FFC, 0x7FF8, 0x3FF0, 0x7FC0, 0xF800, 0xE000},
190 wxCursor gMacCurrentCursor
;
192 CursHandle
wxGetStockCursor( int number
)
194 wxASSERT_MSG( number
>= 0 && number
<=kwxCursorLast
, wxT("invalid stock cursor id") ) ;
195 CursHandle c
= (CursHandle
) NewHandle( sizeof(Cursor
) ) ;
196 memcpy( *c
, &gMacCursors
[number
], sizeof(Cursor
) ) ;
198 #ifndef WORDS_BIGENDIAN
199 short *sptr
= (short*) *c
;
200 for ( int i
= 0 ; i
< 2 * 16 /* image and mask */ ; ++i
, ++sptr
)
202 *sptr
= CFSwapInt16( *sptr
) ;
208 wxCursorRefData::wxCursorRefData()
213 m_disposeHandle
= false;
214 m_releaseHandle
= false;
215 m_isColorCursor
= false;
219 wxCursorRefData::~wxCursorRefData()
221 if ( m_isColorCursor
)
223 ::DisposeCCursor( (CCrsrHandle
) m_hCursor
) ;
225 else if ( m_disposeHandle
)
227 ::DisposeHandle( (Handle
) m_hCursor
) ;
229 else if ( m_releaseHandle
)
231 // we don't release the resource since it may already
240 wxCursor::wxCursor(const char WXUNUSED(bits
)[], int WXUNUSED(width
), int WXUNUSED(height
),
241 int WXUNUSED(hotSpotX
), int WXUNUSED(hotSpotY
), const char WXUNUSED(maskBits
)[])
245 wxCursor::wxCursor( const wxImage
&image
)
248 CreateFromImage( image
) ;
252 wxCursor::wxCursor(const char **bits
)
254 (void) CreateFromXpm(bits
);
257 wxCursor::wxCursor(char **bits
)
259 (void) CreateFromXpm((const char **)bits
);
262 bool wxCursor::CreateFromXpm(const char **bits
)
265 wxCHECK_MSG( bits
!= NULL
, false, wxT("invalid cursor data") )
266 wxXPMDecoder decoder
;
267 wxImage img
= decoder
.ReadData(bits
);
268 wxCHECK_MSG( img
.Ok(), false, wxT("invalid cursor data") )
269 CreateFromImage( img
) ;
276 WXHCURSOR
wxCursor::GetHCURSOR() const
278 return (M_CURSORDATA
? M_CURSORDATA
->m_hCursor
: 0);
281 bool wxCursor::Ok() const
283 return (m_refData
!= NULL
&& ( M_CURSORDATA
->m_hCursor
!= NULL
|| M_CURSORDATA
->m_themeCursor
!= -1 ) ) ;
286 short GetCTabIndex( CTabHandle colors
, RGBColor
*col
)
289 unsigned long bestdiff
= 0xFFFF ;
291 for ( int i
= 0 ; i
< (**colors
).ctSize
; ++i
)
293 unsigned long diff
= abs(col
->red
- (**colors
).ctTable
[i
].rgb
.red
) +
294 abs(col
->green
- (**colors
).ctTable
[i
].rgb
.green
) +
295 abs(col
->blue
- (**colors
).ctTable
[i
].rgb
.blue
) ;
297 if ( diff
< bestdiff
)
300 retval
= (**colors
).ctTable
[i
].value
;
309 void wxCursor::CreateFromImage(const wxImage
& image
)
311 m_refData
= new wxCursorRefData
;
316 int hotSpotX
= image
.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X
);
317 int hotSpotY
= image
.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y
);
318 int image_w
= image
.GetWidth();
319 int image_h
= image
.GetHeight();
321 wxASSERT_MSG( hotSpotX
>= 0 && hotSpotX
< image_w
&&
322 hotSpotY
>= 0 && hotSpotY
< image_h
,
323 wxT("invalid cursor hot spot coordinates") );
325 wxImage
image16(image
); // final image of correct size
327 // if image is too small then place it in the center, resize it if too big
328 if ((w
> image_w
) && (h
> image_h
))
330 wxPoint
offset((w
- image_w
) / 2, (h
- image_h
) / 2);
331 hotSpotX
= hotSpotX
+ offset
.x
;
332 hotSpotY
= hotSpotY
+ offset
.y
;
334 image16
= image
.Size(wxSize(w
, h
), offset
);
336 else if ((w
!= image_w
) || (h
!= image_h
))
338 hotSpotX
= int(hotSpotX
* double(w
) / double(image_w
));
339 hotSpotY
= int(hotSpotY
* double(h
) / double(image_h
));
341 image16
= image
.Scale(w
, h
);
344 unsigned char * rgbBits
= image16
.GetData();
345 bool bHasMask
= image16
.HasMask() ;
347 PixMapHandle pm
= (PixMapHandle
) NewHandleClear( sizeof(PixMap
) ) ;
349 short bytesPerPixel
= 1 ;
351 Rect bounds
= { 0 , 0 , extent
, extent
} ;
352 CCrsrHandle ch
= (CCrsrHandle
) NewHandleClear( sizeof(CCrsr
) ) ;
353 CTabHandle newColors
= GetCTable( 8 ) ;
354 HandToHand( (Handle
*) &newColors
);
356 // set the values to the indices
357 for ( int i
= 0 ; i
< (**newColors
).ctSize
; ++i
)
359 (**newColors
).ctTable
[i
].value
= i
;
363 (**ch
).crsrType
= 0x8001; // color cursors
365 short bytesPerRow
= bytesPerPixel
* extent
;
368 (**pm
).rowBytes
= bytesPerRow
| 0x8000;
369 (**pm
).bounds
= bounds
;
370 (**pm
).pmVersion
= 0;
373 (**pm
).hRes
= 0x00480000; // 72 DPI default res
374 (**pm
).vRes
= 0x00480000; // 72 DPI default res
375 (**pm
).pixelSize
= depth
;
376 (**pm
).pixelType
= 0;
378 (**pm
).cmpSize
= depth
;
379 (**pm
).pmTable
= newColors
;
381 (**ch
).crsrData
= NewHandleClear( extent
* bytesPerRow
) ;
382 (**ch
).crsrXData
= NULL
;
383 (**ch
).crsrXValid
= 0;
384 (**ch
).crsrXHandle
= NULL
;
386 (**ch
).crsrHotSpot
.h
= hotSpotX
;
387 (**ch
).crsrHotSpot
.v
= hotSpotY
;
388 (**ch
).crsrXTable
= 0 ;
389 (**ch
).crsrID
= GetCTSeed() ;
391 memset( (**ch
).crsr1Data
, 0 , sizeof( Bits16
) ) ;
392 memset( (**ch
).crsrMask
, 0 , sizeof( Bits16
) ) ;
394 unsigned char mr
= image16
.GetMaskRed() ;
395 unsigned char mg
= image16
.GetMaskGreen() ;
396 unsigned char mb
= image16
.GetMaskBlue() ;
398 for ( int y
= 0 ; y
< h
; ++y
)
400 short rowbits
= 0, maskbits
= 0 ;
402 for ( int x
= 0 ; x
< w
; ++x
)
404 long pos
= (y
* w
+ x
) * 3;
406 unsigned char r
= rgbBits
[pos
] ;
407 unsigned char g
= rgbBits
[pos
+ 1] ;
408 unsigned char b
= rgbBits
[pos
+ 2] ;
409 RGBColor col
= { 0xFFFF, 0xFFFF, 0xFFFF } ;
411 if ( bHasMask
&& r
== mr
&& g
== mg
&& b
== mb
)
413 // masked area, does not appear anywhere
417 if ( (int)r
+ (int)g
+ (int)b
< 0x0200 )
418 rowbits
|= ( 1 << (15 - x
) ) ;
420 maskbits
|= ( 1 << (15 - x
) ) ;
422 col
= *((RGBColor
*) wxColor( r
, g
, b
).GetPixel()) ;
425 *((*(**ch
).crsrData
) + y
* bytesPerRow
+ x
) =
426 GetCTabIndex( newColors
, &col
) ;
428 #ifdef WORDS_BIGENDIAN
429 (**ch
).crsr1Data
[y
] = rowbits
;
430 (**ch
).crsrMask
[y
] = maskbits
;
432 (**ch
).crsr1Data
[y
] = CFSwapInt16(rowbits
) ;
433 (**ch
).crsrMask
[y
] = CFSwapInt16(maskbits
) ;
438 memcpy( (**ch
).crsrMask
, (**ch
).crsr1Data
, sizeof( Bits16
) ) ;
440 HUnlock( (Handle
)ch
) ;
441 M_CURSORDATA
->m_hCursor
= ch
;
442 M_CURSORDATA
->m_isColorCursor
= true ;
447 wxCursor::wxCursor(const wxString
& cursor_file
, long flags
, int hotSpotX
, int hotSpotY
)
449 m_refData
= new wxCursorRefData
;
450 if ( flags
== wxBITMAP_TYPE_MACCURSOR_RESOURCE
)
453 wxMacStringToPascal( cursor_file
, theName
) ;
455 Handle resHandle
= ::GetNamedResource( 'crsr' , theName
) ;
461 GetResInfo( resHandle
, &theId
, &theType
, theName
) ;
462 ReleaseResource( resHandle
) ;
464 M_CURSORDATA
->m_hCursor
= GetCCursor( theId
) ;
465 if ( M_CURSORDATA
->m_hCursor
)
466 M_CURSORDATA
->m_isColorCursor
= true ;
470 Handle resHandle
= ::GetNamedResource( 'CURS' , theName
) ;
476 GetResInfo( resHandle
, &theId
, &theType
, theName
) ;
477 ReleaseResource( resHandle
) ;
479 M_CURSORDATA
->m_hCursor
= GetCursor( theId
) ;
480 if ( M_CURSORDATA
->m_hCursor
)
481 M_CURSORDATA
->m_releaseHandle
= true ;
489 image
.LoadFile( cursor_file
, flags
) ;
492 image
.SetOption( wxIMAGE_OPTION_CUR_HOTSPOT_X
, hotSpotX
) ;
493 image
.SetOption( wxIMAGE_OPTION_CUR_HOTSPOT_Y
, hotSpotY
) ;
495 CreateFromImage( image
) ;
501 // Cursors by stock number
502 wxCursor::wxCursor(int cursor_type
)
504 m_refData
= new wxCursorRefData
;
508 case wxCURSOR_COPY_ARROW
:
509 M_CURSORDATA
->m_themeCursor
= kThemeCopyArrowCursor
;
513 M_CURSORDATA
->m_themeCursor
= kThemeWatchCursor
;
517 M_CURSORDATA
->m_themeCursor
= kThemeIBeamCursor
;
521 M_CURSORDATA
->m_themeCursor
= kThemeCrossCursor
;
524 case wxCURSOR_SIZENWSE
:
525 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSizeNWSE
);
528 case wxCURSOR_SIZENESW
:
529 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSizeNESW
);
532 case wxCURSOR_SIZEWE
:
533 M_CURSORDATA
->m_themeCursor
= kThemeResizeLeftRightCursor
;
536 case wxCURSOR_SIZENS
:
537 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSizeNS
);
540 case wxCURSOR_SIZING
:
541 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSize
);
545 M_CURSORDATA
->m_themeCursor
= kThemePointingHandCursor
;
548 case wxCURSOR_BULLSEYE
:
549 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorBullseye
);
552 case wxCURSOR_PENCIL
:
553 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPencil
);
556 case wxCURSOR_MAGNIFIER
:
557 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorMagnifier
);
560 case wxCURSOR_NO_ENTRY
:
561 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorNoEntry
);
565 M_CURSORDATA
->m_themeCursor
= kThemeWatchCursor
;
568 case wxCURSOR_PAINT_BRUSH
:
569 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPaintBrush
);
572 case wxCURSOR_POINT_LEFT
:
573 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPointLeft
);
576 case wxCURSOR_POINT_RIGHT
:
577 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPointRight
);
580 case wxCURSOR_QUESTION_ARROW
:
581 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorQuestionArrow
);
585 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorBlank
);
588 case wxCURSOR_RIGHT_ARROW
:
589 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorRightArrow
);
592 case wxCURSOR_SPRAYCAN
:
593 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorRoller
);
598 case wxCURSOR_LEFT_BUTTON
:
599 case wxCURSOR_RIGHT_BUTTON
:
600 case wxCURSOR_MIDDLE_BUTTON
:
602 M_CURSORDATA
->m_themeCursor
= kThemeArrowCursor
;
606 if ( M_CURSORDATA
->m_themeCursor
== -1 )
607 M_CURSORDATA
->m_releaseHandle
= true;
610 void wxCursor::MacInstall() const
612 gMacCurrentCursor
= *this ;
613 if ( m_refData
&& M_CURSORDATA
->m_themeCursor
!= -1 )
615 SetThemeCursor( M_CURSORDATA
->m_themeCursor
) ;
617 else if ( m_refData
&& M_CURSORDATA
->m_hCursor
)
619 if ( M_CURSORDATA
->m_isColorCursor
)
620 ::SetCCursor( (CCrsrHandle
) M_CURSORDATA
->m_hCursor
) ;
622 ::SetCursor( * (CursHandle
) M_CURSORDATA
->m_hCursor
) ;
626 SetThemeCursor( kThemeArrowCursor
) ;
630 wxCursor::~wxCursor()
634 // Global cursor setting
635 void wxSetCursor(const wxCursor
& cursor
)
637 cursor
.MacInstall() ;