1 /////////////////////////////////////////////////////////////////////////////
3 // Purpose: wxCursor class
4 // Author: Stefan Csomor
8 // Copyright: (c) Stefan Csomor
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
13 #pragma implementation "cursor.h"
16 #include "wx/wxprec.h"
19 #include "wx/cursor.h"
22 #include "wx/xpmdecod.h"
24 #include "wx/mac/private.h"
26 #if !USE_SHARED_LIBRARIES
27 IMPLEMENT_DYNAMIC_CLASS(wxCursor
, wxBitmap
)
30 class WXDLLEXPORT wxCursorRefData
: public wxBitmapRefData
32 DECLARE_NO_COPY_CLASS(wxCursorRefData
)
34 friend class WXDLLEXPORT wxBitmap
;
35 friend class WXDLLEXPORT wxCursor
;
44 bool m_isColorCursor
;
48 #define M_CURSORDATA ((wxCursorRefData *)m_refData)
49 #define M_CURSORHANDLERDATA ((wxCursorRefData *)bitmap->m_refData)
51 const short kwxCursorBullseye
= 0 ;
52 const short kwxCursorBlank
= 1 ;
53 const short kwxCursorPencil
= 2 ;
54 const short kwxCursorMagnifier
= 3 ;
55 const short kwxCursorNoEntry
= 4 ;
56 const short kwxCursorPaintBrush
= 5 ;
57 const short kwxCursorPointRight
= 6 ;
58 const short kwxCursorPointLeft
= 7 ;
59 const short kwxCursorQuestionArrow
= 8 ;
60 const short kwxCursorRightArrow
= 9 ;
61 const short kwxCursorSizeNS
= 10 ;
62 const short kwxCursorSize
= 11 ;
63 const short kwxCursorSizeNESW
= 12 ;
64 const short kwxCursorSizeNWSE
= 13 ;
65 const short kwxCursorRoller
= 14 ;
66 const short kwxCursorLast
= kwxCursorRoller
;
68 Cursor gMacCursors
[kwxCursorLast
+1] =
72 {0x0000, 0x03E0, 0x0630, 0x0808, 0x1004, 0x31C6, 0x2362, 0x2222,
73 0x2362, 0x31C6, 0x1004, 0x0808, 0x0630, 0x03E0, 0x0000, 0x0000},
74 {0x0000, 0x03E0, 0x07F0, 0x0FF8, 0x1FFC, 0x3FFE, 0x3FFE, 0x3FFE,
75 0x3FFE, 0x3FFE, 0x1FFC, 0x0FF8, 0x07F0, 0x03E0, 0x0000, 0x0000},
80 {0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
81 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000},
82 {0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
83 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000},
88 {0x00F0, 0x0088, 0x0108, 0x0190, 0x0270, 0x0220, 0x0440, 0x0440,
89 0x0880, 0x0880, 0x1100, 0x1E00, 0x1C00, 0x1800, 0x1000, 0x0000},
90 {0x00F0, 0x00F8, 0x01F8, 0x01F0, 0x03F0, 0x03E0, 0x07C0, 0x07C0,
91 0x0F80, 0x0F80, 0x1F00, 0x1E00, 0x1C00, 0x1800, 0x1000, 0x0000},
96 {0x0000, 0x1E00, 0x2100, 0x4080, 0x4080, 0x4080, 0x4080, 0x2180,
97 0x1FC0, 0x00E0, 0x0070, 0x0038, 0x001C, 0x000E, 0x0006, 0x0000},
98 {0x3F00, 0x7F80, 0xFFC0, 0xFFC0, 0xFFC0, 0xFFC0, 0xFFC0, 0x7FC0,
99 0x3FE0, 0x1FF0, 0x00F8, 0x007C, 0x003E, 0x001F, 0x000F, 0x0007},
104 {0x0000, 0x07E0, 0x1FF0, 0x3838, 0x3C0C, 0x6E0E, 0x6706, 0x6386,
105 0x61C6, 0x60E6, 0x7076, 0x303C, 0x1C1C, 0x0FF8, 0x07E0, 0x0000},
106 {0x0540, 0x0FF0, 0x3FF8, 0x3C3C, 0x7E0E, 0xFF0F, 0x6F86, 0xE7C7,
107 0x63E6, 0xE1F7, 0x70FE, 0x707E, 0x3C3C, 0x1FFC, 0x0FF0, 0x0540},
112 {0x0000, 0x0380, 0x0380, 0x0380, 0x0380, 0x0380, 0x0380, 0x0FE0,
113 0x1FF0, 0x1FF0, 0x0000, 0x1FF0, 0x1FF0, 0x1550, 0x1550, 0x1550},
114 {0x07C0, 0x07C0, 0x07C0, 0x07C0, 0x07C0, 0x07C0, 0x0FE0, 0x1FF0,
115 0x3FF8, 0x3FF8, 0x3FF8, 0x3FF8, 0x3FF8, 0x3FF8, 0x3FF8, 0x3FF8},
120 {0x00C0, 0x0140, 0x0640, 0x08C0, 0x3180, 0x47FE, 0x8001, 0x8001,
121 0x81FE, 0x8040, 0x01C0, 0x0040, 0x03C0, 0xC080, 0x3F80, 0x0000},
122 {0x00C0, 0x01C0, 0x07C0, 0x0FC0, 0x3F80, 0x7FFE, 0xFFFF, 0xFFFF,
123 0xFFFE, 0xFFC0, 0xFFC0, 0xFFC0, 0xFFC0, 0xFF80, 0x3F80, 0x0000},
128 {0x0100, 0x0280, 0x0260, 0x0310, 0x018C, 0x7FE3, 0x8000, 0x8000,
129 0x7F80, 0x0200, 0x0380, 0x0200, 0x03C0, 0x0107, 0x01F8, 0x0000},
130 {0x0100, 0x0380, 0x03E0, 0x03F0, 0x01FC, 0x7FFF, 0xFFFF, 0xFFFF,
131 0xFFFF, 0x03FF, 0x03FF, 0x03FF, 0x03FF, 0x01FF, 0x01F8, 0x0000},
136 {0x0000, 0x4078, 0x60FC, 0x71CE, 0x7986, 0x7C06, 0x7E0E, 0x7F1C,
137 0x7FB8, 0x7C30, 0x6C30, 0x4600, 0x0630, 0x0330, 0x0300, 0x0000},
138 {0xC078, 0xE0FC, 0xF1FE, 0xFBFF, 0xFFCF, 0xFF8F, 0xFF1F, 0xFFBE,
139 0xFFFC, 0xFE78, 0xFF78, 0xEFF8, 0xCFF8, 0x87F8, 0x07F8, 0x0300},
144 {0x0000, 0x0002, 0x0006, 0x000E, 0x001E, 0x003E, 0x007E, 0x00FE,
145 0x01FE, 0x003E, 0x0036, 0x0062, 0x0060, 0x00C0, 0x00C0, 0x0000},
146 {0x0003, 0x0007, 0x000F, 0x001F, 0x003F, 0x007F, 0x00FF, 0x01FF,
147 0x03FF, 0x07FF, 0x007F, 0x00F7, 0x00F3, 0x01E1, 0x01E0, 0x01C0},
152 {0x0000, 0x0080, 0x01C0, 0x03E0, 0x0080, 0x0080, 0x0080, 0x1FFC,
153 0x1FFC, 0x0080, 0x0080, 0x0080, 0x03E0, 0x01C0, 0x0080, 0x0000},
154 {0x0080, 0x01C0, 0x03E0, 0x07F0, 0x0FF8, 0x01C0, 0x3FFE, 0x3FFE,
155 0x3FFE, 0x3FFE, 0x01C0, 0x0FF8, 0x07F0, 0x03E0, 0x01C0, 0x0080},
160 {0x0000, 0x0080, 0x01C0, 0x03E0, 0x0080, 0x0888, 0x188C, 0x3FFE,
161 0x188C, 0x0888, 0x0080, 0x03E0, 0x01C0, 0x0080, 0x0000, 0x0000},
162 {0x0080, 0x01C0, 0x03E0, 0x07F0, 0x0BE8, 0x1DDC, 0x3FFE, 0x7FFF,
163 0x3FFE, 0x1DDC, 0x0BE8, 0x07F0, 0x03E0, 0x01C0, 0x0080, 0x0000},
168 {0x0000, 0x001E, 0x000E, 0x060E, 0x0712, 0x03A0, 0x01C0, 0x00E0,
169 0x0170, 0x1238, 0x1C18, 0x1C00, 0x1E00, 0x0000, 0x0000, 0x0000},
170 {0x007F, 0x003F, 0x0E1F, 0x0F0F, 0x0F97, 0x07E3, 0x03E1, 0x21F0,
171 0x31F8, 0x3A7C, 0x3C3C, 0x3E1C, 0x3F00, 0x3F80, 0x0000, 0x0000},
176 {0x0000, 0x7800, 0x7000, 0x7060, 0x48E0, 0x05C0, 0x0380, 0x0700,
177 0x0E80, 0x1C48, 0x1838, 0x0038, 0x0078, 0x0000, 0x0000, 0x0000},
178 {0xFE00, 0xFC00, 0xF870, 0xF0F0, 0xE9F0, 0xC7E0, 0x87C0, 0x0F84,
179 0x1F8C, 0x3E5C, 0x3C3C, 0x387C, 0x00FC, 0x01FC, 0x0000, 0x0000},
184 {0x0006, 0x000E, 0x001C, 0x0018, 0x0020, 0x0040, 0x00F8, 0x0004,
185 0x1FF4, 0x200C, 0x2AA8, 0x1FF0, 0x1F80, 0x3800, 0x6000, 0x8000},
186 {0x000F, 0x001F, 0x003E, 0x007C, 0x0070, 0x00E0, 0x01FC, 0x3FF6,
187 0x7FF6, 0x7FFE, 0x7FFC, 0x7FF8, 0x3FF0, 0x7FC0, 0xF800, 0xE000},
193 wxCursor gMacCurrentCursor
;
195 CursHandle
wxGetStockCursor( int number
)
197 wxASSERT_MSG( number
>= 0 && number
<=kwxCursorLast
, wxT("invalid stock cursor id") ) ;
198 CursHandle c
= (CursHandle
) NewHandle( sizeof(Cursor
) ) ;
199 memcpy( *c
, &gMacCursors
[number
] , sizeof( Cursor
) ) ;
203 wxCursorRefData::wxCursorRefData()
208 m_disposeHandle
= false ;
209 m_releaseHandle
= false ;
210 m_isColorCursor
= false ;
214 wxCursorRefData::~wxCursorRefData()
216 if ( m_isColorCursor
)
218 ::DisposeCCursor( (CCrsrHandle
) m_hCursor
) ;
220 else if ( m_disposeHandle
)
222 ::DisposeHandle( (Handle
) m_hCursor
) ;
224 else if ( m_releaseHandle
)
226 // we don't release the resource since it may already
236 wxCursor::wxCursor(const char WXUNUSED(bits
)[], int WXUNUSED(width
), int WXUNUSED(height
),
237 int WXUNUSED(hotSpotX
), int WXUNUSED(hotSpotY
), const char WXUNUSED(maskBits
)[])
241 wxCursor::wxCursor( const wxImage
&image
)
244 CreateFromImage( image
) ;
248 wxCursor::wxCursor(const char **bits
)
250 (void) CreateFromXpm(bits
);
253 wxCursor::wxCursor(char **bits
)
255 (void) CreateFromXpm((const char **)bits
);
258 bool wxCursor::CreateFromXpm(const char **bits
)
261 wxCHECK_MSG( bits
!= NULL
, FALSE
, wxT("invalid cursor data") )
262 wxXPMDecoder decoder
;
263 wxImage img
= decoder
.ReadData(bits
);
264 wxCHECK_MSG( img
.Ok(), FALSE
, wxT("invalid cursor data") )
265 CreateFromImage( img
) ;
272 WXHCURSOR
wxCursor::GetHCURSOR() const
274 return (M_CURSORDATA
? M_CURSORDATA
->m_hCursor
: 0);
277 bool wxCursor::Ok() const
279 return (m_refData
!= NULL
&& ( M_CURSORDATA
->m_hCursor
!= NULL
|| M_CURSORDATA
->m_themeCursor
!= -1 ) ) ;
282 short GetCTabIndex( CTabHandle colors
, RGBColor
*col
)
285 unsigned long bestdiff
= 0xFFFF ;
286 for ( int i
= 0 ; i
< (**colors
).ctSize
; ++i
)
288 unsigned long diff
= abs(col
->red
- (**colors
).ctTable
[i
].rgb
.red
) +
289 abs(col
->green
- (**colors
).ctTable
[i
].rgb
.green
) +
290 abs(col
->blue
- (**colors
).ctTable
[i
].rgb
.blue
) ;
291 if ( diff
< bestdiff
)
294 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 _T("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() ;
341 PixMapHandle pm
= (PixMapHandle
) NewHandleClear( sizeof (PixMap
)) ;
343 short bytesPerPixel
= 1 ;
345 Rect bounds
= { 0 , 0 , extent
, extent
} ;
346 CCrsrHandle ch
= (CCrsrHandle
) NewHandleClear ( sizeof( CCrsr
) ) ;
347 CTabHandle newColors
= GetCTable( 8 ) ;
348 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
;
354 HLock( (Handle
) ch
) ;
355 (**ch
).crsrType
= 0x8001 ; // color cursors
356 (**ch
).crsrMap
= pm
;
357 short bytesPerRow
= bytesPerPixel
* extent
;
360 (**pm
).rowBytes
= bytesPerRow
| 0x8000;
361 (**pm
).bounds
= bounds
;
362 (**pm
).pmVersion
= 0;
365 (**pm
).hRes
= 0x00480000; /* 72 DPI default res */
366 (**pm
).vRes
= 0x00480000; /* 72 DPI default res */
367 (**pm
).pixelSize
= depth
;
368 (**pm
).pixelType
= 0;
370 (**pm
).cmpSize
= depth
;
371 (**pm
).pmTable
= newColors
;
373 (**ch
).crsrData
= NewHandleClear( extent
* bytesPerRow
) ;
374 (**ch
).crsrXData
= NULL
;
375 (**ch
).crsrXValid
= 0;
376 (**ch
).crsrXHandle
= NULL
;
378 (**ch
).crsrHotSpot
.h
= hotSpotX
;
379 (**ch
).crsrHotSpot
.v
= hotSpotY
;
380 (**ch
).crsrXTable
= 0 ;
381 (**ch
).crsrID
= GetCTSeed() ;
383 memset( (**ch
).crsr1Data
, 0 , sizeof( Bits16
) ) ;
384 memset( (**ch
).crsrMask
, 0 , sizeof( Bits16
) ) ;
386 unsigned char mr
= image16
.GetMaskRed() ;
387 unsigned char mg
= image16
.GetMaskGreen() ;
388 unsigned char mb
= image16
.GetMaskBlue() ;
389 for ( int y
= 0 ; y
< h
; ++y
)
394 for ( int x
= 0 ; x
< w
; ++x
)
396 long pos
= (y
* w
+ x
) * 3;
398 unsigned char r
= rgbBits
[pos
] ;
399 unsigned char g
= rgbBits
[pos
+1] ;
400 unsigned char b
= rgbBits
[pos
+2] ;
401 RGBColor col
= { 0xFFFF ,0xFFFF, 0xFFFF } ;
403 if ( bHasMask
&& r
==mr
&& g
==mg
&& b
==mb
)
405 // masked area, does not appear anywhere
409 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()) ;
417 *((*(**ch
).crsrData
) + y
* bytesPerRow
+ x
) =
418 GetCTabIndex( newColors
, &col
) ;
420 (**ch
).crsr1Data
[y
] = rowbits
;
421 (**ch
).crsrMask
[y
] = maskbits
;
425 memcpy( (**ch
).crsrMask
, (**ch
).crsr1Data
, sizeof( Bits16
) ) ;
428 HUnlock((Handle
) ch
) ;
429 M_CURSORDATA
->m_hCursor
= ch
;
430 M_CURSORDATA
->m_isColorCursor
= true ;
435 wxCursor::wxCursor(const wxString
& cursor_file
, long flags
, int hotSpotX
, int hotSpotY
)
437 m_refData
= new wxCursorRefData
;
438 if ( flags
== wxBITMAP_TYPE_MACCURSOR_RESOURCE
)
441 wxMacStringToPascal( cursor_file
, theName
) ;
443 Handle resHandle
= ::GetNamedResource( 'crsr' , theName
) ;
448 GetResInfo( resHandle
, &theId
, &theType
, theName
) ;
449 ReleaseResource( resHandle
) ;
450 M_CURSORDATA
->m_hCursor
= GetCCursor( theId
) ;
451 if ( M_CURSORDATA
->m_hCursor
)
452 M_CURSORDATA
->m_isColorCursor
= true ;
456 Handle resHandle
= ::GetNamedResource( 'CURS' , theName
) ;
461 GetResInfo( resHandle
, &theId
, &theType
, theName
) ;
462 ReleaseResource( resHandle
) ;
463 M_CURSORDATA
->m_hCursor
= GetCursor( theId
) ;
464 if ( M_CURSORDATA
->m_hCursor
)
465 M_CURSORDATA
->m_releaseHandle
= true ;
473 image
.LoadFile( cursor_file
, flags
) ;
476 image
.SetOption(wxIMAGE_OPTION_CUR_HOTSPOT_X
,hotSpotX
) ;
477 image
.SetOption(wxIMAGE_OPTION_CUR_HOTSPOT_Y
,hotSpotY
) ;
479 CreateFromImage(image
) ;
485 // Cursors by stock number
486 wxCursor::wxCursor(int cursor_type
)
488 m_refData
= new wxCursorRefData
;
492 case wxCURSOR_COPY_ARROW
:
493 M_CURSORDATA
->m_themeCursor
= kThemeCopyArrowCursor
;
496 M_CURSORDATA
->m_themeCursor
= kThemeWatchCursor
;
499 M_CURSORDATA
->m_themeCursor
= kThemeIBeamCursor
;
502 M_CURSORDATA
->m_themeCursor
= kThemeCrossCursor
;
504 case wxCURSOR_SIZENWSE
:
506 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSizeNWSE
);
509 case wxCURSOR_SIZENESW
:
511 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSizeNESW
);
514 case wxCURSOR_SIZEWE
:
516 M_CURSORDATA
->m_themeCursor
= kThemeResizeLeftRightCursor
;
519 case wxCURSOR_SIZENS
:
521 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSizeNS
);
524 case wxCURSOR_SIZING
:
526 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorSize
);
531 M_CURSORDATA
->m_themeCursor
= kThemePointingHandCursor
;
534 case wxCURSOR_BULLSEYE
:
536 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorBullseye
);
539 case wxCURSOR_PENCIL
:
541 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPencil
);
544 case wxCURSOR_MAGNIFIER
:
546 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorMagnifier
);
549 case wxCURSOR_NO_ENTRY
:
551 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorNoEntry
);
556 M_CURSORDATA
->m_themeCursor
= kThemeWatchCursor
;
559 case wxCURSOR_PAINT_BRUSH
:
561 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPaintBrush
);
564 case wxCURSOR_POINT_LEFT
:
566 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPointLeft
);
569 case wxCURSOR_POINT_RIGHT
:
571 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorPointRight
);
574 case wxCURSOR_QUESTION_ARROW
:
576 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorQuestionArrow
);
581 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorBlank
);
584 case wxCURSOR_RIGHT_ARROW
:
586 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorRightArrow
);
589 case wxCURSOR_SPRAYCAN
:
591 M_CURSORDATA
->m_hCursor
= wxGetStockCursor(kwxCursorRoller
);
596 case wxCURSOR_LEFT_BUTTON
:
597 case wxCURSOR_RIGHT_BUTTON
:
598 case wxCURSOR_MIDDLE_BUTTON
:
600 M_CURSORDATA
->m_themeCursor
= kThemeArrowCursor
;
603 if ( M_CURSORDATA
->m_themeCursor
== -1 )
604 M_CURSORDATA
->m_releaseHandle
= true ;
607 void wxCursor::MacInstall() const
609 gMacCurrentCursor
= *this ;
610 if ( m_refData
&& M_CURSORDATA
->m_themeCursor
!= -1 )
612 SetThemeCursor( M_CURSORDATA
->m_themeCursor
) ;
614 else if ( m_refData
&& M_CURSORDATA
->m_hCursor
)
616 if ( M_CURSORDATA
->m_isColorCursor
)
617 ::SetCCursor( (CCrsrHandle
) M_CURSORDATA
->m_hCursor
) ;
619 ::SetCursor( * (CursHandle
) M_CURSORDATA
->m_hCursor
) ;
623 SetThemeCursor( kThemeArrowCursor
) ;
627 wxCursor::~wxCursor()
631 // Global cursor setting
632 void wxSetCursor(const wxCursor
& cursor
)
634 cursor
.MacInstall() ;