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
) ) ;
201 wxCursorRefData::wxCursorRefData()
206 m_disposeHandle
= false;
207 m_releaseHandle
= false;
208 m_isColorCursor
= false;
212 wxCursorRefData::~wxCursorRefData()
214 if ( m_isColorCursor
)
216 ::DisposeCCursor( (CCrsrHandle
) m_hCursor
) ;
218 else if ( m_disposeHandle
)
220 ::DisposeHandle( (Handle
) m_hCursor
) ;
222 else if ( m_releaseHandle
)
224 // we don't release the resource since it may already
233 wxCursor::wxCursor(const char WXUNUSED(bits
)[], int WXUNUSED(width
), int WXUNUSED(height
),
234 int WXUNUSED(hotSpotX
), int WXUNUSED(hotSpotY
), const char WXUNUSED(maskBits
)[])
238 wxCursor::wxCursor( const wxImage
&image
)
241 CreateFromImage( image
) ;
245 wxCursor::wxCursor(const char **bits
)
247 (void) CreateFromXpm(bits
);
250 wxCursor::wxCursor(char **bits
)
252 (void) CreateFromXpm((const char **)bits
);
255 bool wxCursor::CreateFromXpm(const char **bits
)
258 wxCHECK_MSG( bits
!= NULL
, false, wxT("invalid cursor data") )
259 wxXPMDecoder decoder
;
260 wxImage img
= decoder
.ReadData(bits
);
261 wxCHECK_MSG( img
.Ok(), false, wxT("invalid cursor data") )
262 CreateFromImage( img
) ;
269 WXHCURSOR
wxCursor::GetHCURSOR() const
271 return (M_CURSORDATA
? M_CURSORDATA
->m_hCursor
: 0);
274 bool wxCursor::Ok() const
276 return (m_refData
!= NULL
&& ( M_CURSORDATA
->m_hCursor
!= NULL
|| M_CURSORDATA
->m_themeCursor
!= -1 ) ) ;
279 short GetCTabIndex( CTabHandle colors
, RGBColor
*col
)
282 unsigned long bestdiff
= 0xFFFF ;
284 for ( int i
= 0 ; i
< (**colors
).ctSize
; ++i
)
286 unsigned long diff
= abs(col
->red
- (**colors
).ctTable
[i
].rgb
.red
) +
287 abs(col
->green
- (**colors
).ctTable
[i
].rgb
.green
) +
288 abs(col
->blue
- (**colors
).ctTable
[i
].rgb
.blue
) ;
290 if ( diff
< bestdiff
)
293 retval
= (**colors
).ctTable
[i
].value
;
302 void wxCursor::CreateFromImage(const wxImage
& image
)
304 m_refData
= new wxCursorRefData
;
309 int hotSpotX
= image
.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X
);
310 int hotSpotY
= image
.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y
);
311 int image_w
= image
.GetWidth();
312 int image_h
= image
.GetHeight();
314 wxASSERT_MSG( hotSpotX
>= 0 && hotSpotX
< image_w
&&
315 hotSpotY
>= 0 && hotSpotY
< image_h
,
316 wxT("invalid cursor hot spot coordinates") );
318 wxImage
image16(image
); // final image of correct size
320 // if image is too small then place it in the center, resize it if too big
321 if ((w
> image_w
) && (h
> image_h
))
323 wxPoint
offset((w
- image_w
) / 2, (h
- image_h
) / 2);
324 hotSpotX
= hotSpotX
+ offset
.x
;
325 hotSpotY
= hotSpotY
+ offset
.y
;
327 image16
= image
.Size(wxSize(w
, h
), offset
);
329 else if ((w
!= image_w
) || (h
!= image_h
))
331 hotSpotX
= int(hotSpotX
* double(w
) / double(image_w
));
332 hotSpotY
= int(hotSpotY
* double(h
) / double(image_h
));
334 image16
= image
.Scale(w
, h
);
337 unsigned char * rgbBits
= image16
.GetData();
338 bool bHasMask
= image16
.HasMask() ;
340 PixMapHandle pm
= (PixMapHandle
) NewHandleClear( sizeof(PixMap
) ) ;
342 short bytesPerPixel
= 1 ;
344 Rect bounds
= { 0 , 0 , extent
, extent
} ;
345 CCrsrHandle ch
= (CCrsrHandle
) NewHandleClear( sizeof(CCrsr
) ) ;
346 CTabHandle newColors
= GetCTable( 8 ) ;
347 HandToHand( (Handle
*) &newColors
);
349 // set the values to the indices
350 for ( int i
= 0 ; i
< (**newColors
).ctSize
; ++i
)
352 (**newColors
).ctTable
[i
].value
= i
;
356 (**ch
).crsrType
= 0x8001; // color cursors
358 short bytesPerRow
= bytesPerPixel
* extent
;
361 (**pm
).rowBytes
= bytesPerRow
| 0x8000;
362 (**pm
).bounds
= bounds
;
363 (**pm
).pmVersion
= 0;
366 (**pm
).hRes
= 0x00480000; // 72 DPI default res
367 (**pm
).vRes
= 0x00480000; // 72 DPI default res
368 (**pm
).pixelSize
= depth
;
369 (**pm
).pixelType
= 0;
371 (**pm
).cmpSize
= depth
;
372 (**pm
).pmTable
= newColors
;
374 (**ch
).crsrData
= NewHandleClear( extent
* bytesPerRow
) ;
375 (**ch
).crsrXData
= NULL
;
376 (**ch
).crsrXValid
= 0;
377 (**ch
).crsrXHandle
= NULL
;
379 (**ch
).crsrHotSpot
.h
= hotSpotX
;
380 (**ch
).crsrHotSpot
.v
= hotSpotY
;
381 (**ch
).crsrXTable
= 0 ;
382 (**ch
).crsrID
= GetCTSeed() ;
384 memset( (**ch
).crsr1Data
, 0 , sizeof( Bits16
) ) ;
385 memset( (**ch
).crsrMask
, 0 , sizeof( Bits16
) ) ;
387 unsigned char mr
= image16
.GetMaskRed() ;
388 unsigned char mg
= image16
.GetMaskGreen() ;
389 unsigned char mb
= image16
.GetMaskBlue() ;
391 for ( int y
= 0 ; y
< h
; ++y
)
393 short rowbits
= 0, maskbits
= 0 ;
395 for ( int x
= 0 ; x
< w
; ++x
)
397 long pos
= (y
* w
+ x
) * 3;
399 unsigned char r
= rgbBits
[pos
] ;
400 unsigned char g
= rgbBits
[pos
+ 1] ;
401 unsigned char b
= rgbBits
[pos
+ 2] ;
402 RGBColor col
= { 0xFFFF, 0xFFFF, 0xFFFF } ;
404 if ( bHasMask
&& r
== mr
&& g
== mg
&& b
== mb
)
406 // masked area, does not appear anywhere
410 if ( (int)r
+ (int)g
+ (int)b
< 0x0200 )
411 rowbits
|= ( 1 << (15 - x
) ) ;
413 maskbits
|= ( 1 << (15 - x
) ) ;
415 col
= *((RGBColor
*) wxColor( r
, g
, b
).GetPixel()) ;
418 *((*(**ch
).crsrData
) + y
* bytesPerRow
+ x
) =
419 GetCTabIndex( newColors
, &col
) ;
422 (**ch
).crsr1Data
[y
] = rowbits
;
423 (**ch
).crsrMask
[y
] = maskbits
;
427 memcpy( (**ch
).crsrMask
, (**ch
).crsr1Data
, sizeof( Bits16
) ) ;
429 HUnlock( (Handle
)ch
) ;
430 M_CURSORDATA
->m_hCursor
= ch
;
431 M_CURSORDATA
->m_isColorCursor
= true ;
436 wxCursor::wxCursor(const wxString
& cursor_file
, long flags
, int hotSpotX
, int hotSpotY
)
438 m_refData
= new wxCursorRefData
;
439 if ( flags
== wxBITMAP_TYPE_MACCURSOR_RESOURCE
)
442 wxMacStringToPascal( cursor_file
, theName
) ;
444 Handle resHandle
= ::GetNamedResource( 'crsr' , theName
) ;
450 GetResInfo( resHandle
, &theId
, &theType
, theName
) ;
451 ReleaseResource( resHandle
) ;
453 M_CURSORDATA
->m_hCursor
= GetCCursor( theId
) ;
454 if ( M_CURSORDATA
->m_hCursor
)
455 M_CURSORDATA
->m_isColorCursor
= true ;
459 Handle resHandle
= ::GetNamedResource( 'CURS' , theName
) ;
465 GetResInfo( resHandle
, &theId
, &theType
, theName
) ;
466 ReleaseResource( resHandle
) ;
468 M_CURSORDATA
->m_hCursor
= GetCursor( theId
) ;
469 if ( M_CURSORDATA
->m_hCursor
)
470 M_CURSORDATA
->m_releaseHandle
= true ;
478 image
.LoadFile( cursor_file
, flags
) ;
481 image
.SetOption( wxIMAGE_OPTION_CUR_HOTSPOT_X
, hotSpotX
) ;
482 image
.SetOption( wxIMAGE_OPTION_CUR_HOTSPOT_Y
, hotSpotY
) ;
484 CreateFromImage( image
) ;
490 // Cursors by stock number
491 wxCursor::wxCursor(int cursor_type
)
493 m_refData
= new wxCursorRefData
;
497 case wxCURSOR_COPY_ARROW
:
498 M_CURSORDATA
->m_themeCursor
= kThemeCopyArrowCursor
;
502 M_CURSORDATA
->m_themeCursor
= kThemeWatchCursor
;
506 M_CURSORDATA
->m_themeCursor
= kThemeIBeamCursor
;
510 M_CURSORDATA
->m_themeCursor
= kThemeCrossCursor
;
513 case wxCURSOR_SIZENWSE
:
514 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSizeNWSE
);
517 case wxCURSOR_SIZENESW
:
518 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSizeNESW
);
521 case wxCURSOR_SIZEWE
:
522 M_CURSORDATA
->m_themeCursor
= kThemeResizeLeftRightCursor
;
525 case wxCURSOR_SIZENS
:
526 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSizeNS
);
529 case wxCURSOR_SIZING
:
530 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSize
);
534 M_CURSORDATA
->m_themeCursor
= kThemePointingHandCursor
;
537 case wxCURSOR_BULLSEYE
:
538 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorBullseye
);
541 case wxCURSOR_PENCIL
:
542 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPencil
);
545 case wxCURSOR_MAGNIFIER
:
546 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorMagnifier
);
549 case wxCURSOR_NO_ENTRY
:
550 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorNoEntry
);
554 M_CURSORDATA
->m_themeCursor
= kThemeWatchCursor
;
557 case wxCURSOR_PAINT_BRUSH
:
558 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPaintBrush
);
561 case wxCURSOR_POINT_LEFT
:
562 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPointLeft
);
565 case wxCURSOR_POINT_RIGHT
:
566 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPointRight
);
569 case wxCURSOR_QUESTION_ARROW
:
570 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorQuestionArrow
);
574 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorBlank
);
577 case wxCURSOR_RIGHT_ARROW
:
578 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorRightArrow
);
581 case wxCURSOR_SPRAYCAN
:
582 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorRoller
);
587 case wxCURSOR_LEFT_BUTTON
:
588 case wxCURSOR_RIGHT_BUTTON
:
589 case wxCURSOR_MIDDLE_BUTTON
:
591 M_CURSORDATA
->m_themeCursor
= kThemeArrowCursor
;
595 if ( M_CURSORDATA
->m_themeCursor
== -1 )
596 M_CURSORDATA
->m_releaseHandle
= true;
599 void wxCursor::MacInstall() const
601 gMacCurrentCursor
= *this ;
602 if ( m_refData
&& M_CURSORDATA
->m_themeCursor
!= -1 )
604 SetThemeCursor( M_CURSORDATA
->m_themeCursor
) ;
606 else if ( m_refData
&& M_CURSORDATA
->m_hCursor
)
608 if ( M_CURSORDATA
->m_isColorCursor
)
609 ::SetCCursor( (CCrsrHandle
) M_CURSORDATA
->m_hCursor
) ;
611 ::SetCursor( * (CursHandle
) M_CURSORDATA
->m_hCursor
) ;
615 SetThemeCursor( kThemeArrowCursor
) ;
619 wxCursor::~wxCursor()
623 // Global cursor setting
624 void wxSetCursor(const wxCursor
& cursor
)
626 cursor
.MacInstall() ;