1 /////////////////////////////////////////////////////////////////////////////
3 // Purpose: Common GDI classes, types and declarations
4 // Author: Julian Smart
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
15 // ---------------------------------------------------------------------------
17 // ---------------------------------------------------------------------------
19 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
20 #pragma interface "gdicmn.h"
25 #include "wx/string.h"
26 #include "wx/fontenc.h"
28 // ---------------------------------------------------------------------------
29 // forward declarations
30 // ---------------------------------------------------------------------------
32 class WXDLLEXPORT wxBitmap
;
33 class WXDLLEXPORT wxBrush
;
34 class WXDLLEXPORT wxColour
;
35 class WXDLLEXPORT wxCursor
;
36 class WXDLLEXPORT wxFont
;
37 class WXDLLEXPORT wxIcon
;
38 class WXDLLEXPORT wxPalette
;
39 class WXDLLEXPORT wxPen
;
40 class WXDLLEXPORT wxRegion
;
41 class WXDLLEXPORT wxString
;
43 // ---------------------------------------------------------------------------
45 // ---------------------------------------------------------------------------
50 wxBITMAP_TYPE_INVALID
, // should be == 0 for compatibility!
52 wxBITMAP_TYPE_BMP_RESOURCE
,
53 wxBITMAP_TYPE_RESOURCE
= wxBITMAP_TYPE_BMP_RESOURCE
,
55 wxBITMAP_TYPE_ICO_RESOURCE
,
57 wxBITMAP_TYPE_CUR_RESOURCE
,
59 wxBITMAP_TYPE_XBM_DATA
,
61 wxBITMAP_TYPE_XPM_DATA
,
63 wxBITMAP_TYPE_TIF_RESOURCE
,
65 wxBITMAP_TYPE_GIF_RESOURCE
,
67 wxBITMAP_TYPE_PNG_RESOURCE
,
69 wxBITMAP_TYPE_JPEG_RESOURCE
,
71 wxBITMAP_TYPE_PNM_RESOURCE
,
73 wxBITMAP_TYPE_PCX_RESOURCE
,
75 wxBITMAP_TYPE_PICT_RESOURCE
,
77 wxBITMAP_TYPE_ICON_RESOURCE
,
80 wxBITMAP_TYPE_MACCURSOR
,
81 wxBITMAP_TYPE_MACCURSOR_RESOURCE
,
82 wxBITMAP_TYPE_ANY
= 50
88 wxCURSOR_NONE
, // should be 0
98 wxCURSOR_MIDDLE_BUTTON
,
100 wxCURSOR_PAINT_BRUSH
,
103 wxCURSOR_POINT_RIGHT
,
104 wxCURSOR_QUESTION_ARROW
,
105 wxCURSOR_RIGHT_BUTTON
,
116 wxCURSOR_DEFAULT
, // standard X11 cursor
119 wxCURSOR_COPY_ARROW
, // MacOS Theme Plus arrow
122 // Not yet implemented for Windows
123 wxCURSOR_CROSS_REVERSE
,
124 wxCURSOR_DOUBLE_ARROW
,
125 wxCURSOR_BASED_ARROW_UP
,
126 wxCURSOR_BASED_ARROW_DOWN
,
135 #define wxCURSOR_DEFAULT wxCURSOR_ARROW
138 // ---------------------------------------------------------------------------
140 // ---------------------------------------------------------------------------
142 /* Useful macro for creating icons portably, for example:
144 wxIcon *icon = new wxICON(mondrian);
148 wxIcon *icon = new wxIcon("mondrian"); // On wxMSW
149 wxIcon *icon = new wxIcon(mondrian_xpm); // On wxGTK
153 // Load from a resource
154 #define wxICON(X) wxIcon(wxT(#X))
155 #elif defined(__WXPM__)
156 // Load from a resource
157 #define wxICON(X) wxIcon(wxT(#X))
158 #elif defined(__WXMGL__)
159 // Initialize from an included XPM
160 #define wxICON(X) wxIcon( (const char**) X##_xpm )
161 #elif defined(__WXGTK__)
162 // Initialize from an included XPM
163 #define wxICON(X) wxIcon( (const char**) X##_xpm )
164 #elif defined(__WXMAC__)
165 // Initialize from an included XPM
166 #define wxICON(X) wxIcon( (const char**) X##_xpm )
167 #elif defined(__WXMOTIF__)
168 // Initialize from an included XPM
169 #define wxICON(X) wxIcon( X##_xpm )
170 #elif defined(__WXX11__)
171 // Initialize from an included XPM
172 #define wxICON(X) wxIcon( X##_xpm )
174 // This will usually mean something on any platform
175 #define wxICON(X) wxIcon(wxT(#X))
178 /* Another macro: this one is for portable creation of bitmaps. We assume that
179 under Unix bitmaps live in XPMs and under Windows they're in ressources.
182 #if defined(__WXMSW__) || defined(__WXPM__)
183 #define wxBITMAP(name) wxBitmap(wxT(#name), wxBITMAP_TYPE_RESOURCE)
184 #elif defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXX11__) || defined(__WXMAC__) || defined(__WXMGL__) || defined(__WXCOCOA__)
185 // Initialize from an included XPM
186 #define wxBITMAP(name) wxBitmap( (const char**) name##_xpm )
187 #else // other platforms
188 #define wxBITMAP(name) wxBitmap(name##_xpm, wxBITMAP_TYPE_XPM)
191 // ===========================================================================
193 // ===========================================================================
195 // ---------------------------------------------------------------------------
197 // ---------------------------------------------------------------------------
199 class WXDLLEXPORT wxSize
202 // members are public for compatibility, don't use them directly.
206 wxSize() : x(0), y(0) { }
207 wxSize(int xx
, int yy
) : x(xx
), y(yy
) { }
209 // no copy ctor or assignment operator - the defaults are ok
211 bool operator==(const wxSize
& sz
) const { return x
== sz
.x
&& y
== sz
.y
; }
212 bool operator!=(const wxSize
& sz
) const { return x
!= sz
.x
|| y
!= sz
.y
; }
214 // FIXME are these really useful? If they're, we should have += &c as well
215 wxSize
operator+(const wxSize
& sz
) { return wxSize(x
+ sz
.x
, y
+ sz
.y
); }
216 wxSize
operator-(const wxSize
& sz
) { return wxSize(x
- sz
.x
, y
- sz
.y
); }
218 void IncTo(const wxSize
& sz
)
219 { if ( sz
.x
> x
) x
= sz
.x
; if ( sz
.y
> y
) y
= sz
.y
; }
220 void DecTo(const wxSize
& sz
)
221 { if ( sz
.x
< x
) x
= sz
.x
; if ( sz
.y
< y
) y
= sz
.y
; }
224 void Set(int xx
, int yy
) { x
= xx
; y
= yy
; }
225 void SetWidth(int w
) { x
= w
; }
226 void SetHeight(int h
) { y
= h
; }
228 int GetWidth() const { return x
; }
229 int GetHeight() const { return y
; }
232 int GetX() const { return x
; }
233 int GetY() const { return y
; }
236 // ---------------------------------------------------------------------------
237 // Point classes: with real or integer coordinates
238 // ---------------------------------------------------------------------------
240 class WXDLLEXPORT wxRealPoint
246 wxRealPoint() : x(0.0), y(0.0) { }
247 wxRealPoint(double xx
, double yy
) : x(xx
), y(yy
) { }
249 wxRealPoint
operator+(const wxRealPoint
& pt
) const { return wxRealPoint(x
+ pt
.x
, y
+ pt
.y
); }
250 wxRealPoint
operator-(const wxRealPoint
& pt
) const { return wxRealPoint(x
- pt
.x
, y
- pt
.y
); }
252 bool operator==(const wxRealPoint
& pt
) const { return x
== pt
.x
&& y
== pt
.y
; }
253 bool operator!=(const wxRealPoint
& pt
) const { return x
!= pt
.x
|| y
!= pt
.y
; }
256 class WXDLLEXPORT wxPoint
261 wxPoint() : x(0), y(0) { }
262 wxPoint(int xx
, int yy
) : x(xx
), y(yy
) { }
264 // no copy ctor or assignment operator - the defaults are ok
267 bool operator==(const wxPoint
& p
) const { return x
== p
.x
&& y
== p
.y
; }
268 bool operator!=(const wxPoint
& p
) const { return !(*this == p
); }
270 // arithmetic operations (component wise)
271 wxPoint
operator+(const wxPoint
& p
) const { return wxPoint(x
+ p
.x
, y
+ p
.y
); }
272 wxPoint
operator-(const wxPoint
& p
) const { return wxPoint(x
- p
.x
, y
- p
.y
); }
274 wxPoint
& operator+=(const wxPoint
& p
) { x
+= p
.x
; y
+= p
.y
; return *this; }
275 wxPoint
& operator-=(const wxPoint
& p
) { x
-= p
.x
; y
-= p
.y
; return *this; }
278 // ---------------------------------------------------------------------------
280 // ---------------------------------------------------------------------------
282 class WXDLLEXPORT wxRect
286 : x(0), y(0), width(0), height(0)
288 wxRect(int xx
, int yy
, int ww
, int hh
)
289 : x(xx
), y(yy
), width(ww
), height(hh
)
291 wxRect(const wxPoint
& topLeft
, const wxPoint
& bottomRight
);
292 wxRect(const wxPoint
& pos
, const wxSize
& size
);
294 // default copy ctor and assignment operators ok
296 int GetX() const { return x
; }
297 void SetX(int xx
) { x
= xx
; }
299 int GetY() const { return y
; }
300 void SetY(int yy
) { y
= yy
; }
302 int GetWidth() const { return width
; }
303 void SetWidth(int w
) { width
= w
; }
305 int GetHeight() const { return height
; }
306 void SetHeight(int h
) { height
= h
; }
308 wxPoint
GetPosition() const { return wxPoint(x
, y
); }
309 void SetPosition( const wxPoint
&p
) { x
= p
.x
; y
= p
.y
; }
311 wxSize
GetSize() const { return wxSize(width
, height
); }
312 void SetSize( const wxSize
&s
) { width
= s
.GetWidth(); height
= s
.GetHeight(); }
314 int GetLeft() const { return x
; }
315 int GetTop() const { return y
; }
316 int GetBottom() const { return y
+ height
- 1; }
317 int GetRight() const { return x
+ width
- 1; }
319 void SetLeft(int left
) { x
= left
; }
320 void SetRight(int right
) { width
= right
- x
+ 1; }
321 void SetTop(int top
) { y
= top
; }
322 void SetBottom(int bottom
) { height
= bottom
- y
+ 1; }
324 // operations with rect
325 wxRect
& Inflate(wxCoord dx
, wxCoord dy
);
326 wxRect
& Inflate(wxCoord d
) { return Inflate(d
, d
); }
327 wxRect
Inflate(wxCoord dx
, wxCoord dy
) const
334 wxRect
& Deflate(wxCoord dx
, wxCoord dy
) { return Inflate(-dx
, -dy
); }
335 wxRect
& Deflate(wxCoord d
) { return Inflate(-d
); }
336 wxRect
Deflate(wxCoord dx
, wxCoord dy
) const
343 void Offset(wxCoord dx
, wxCoord dy
) { x
+= dx
; y
+= dy
; }
344 void Offset(const wxPoint
& pt
) { Offset(pt
.x
, pt
.y
); }
346 wxRect
& Intersect(const wxRect
& rect
);
347 wxRect
Intersect(const wxRect
& rect
) const
354 wxRect
operator+(const wxRect
& rect
) const;
355 wxRect
& operator+=(const wxRect
& rect
);
357 // compare rectangles
358 bool operator==(const wxRect
& rect
) const;
359 bool operator!=(const wxRect
& rect
) const { return !(*this == rect
); }
361 // return TRUE if the point is (not strcitly) inside the rect
362 bool Inside(int x
, int y
) const;
363 bool Inside(const wxPoint
& pt
) const { return Inside(pt
.x
, pt
.y
); }
365 // return TRUE if the rectangles have a non empty intersection
366 bool Intersects(const wxRect
& rect
) const;
369 int x
, y
, width
, height
;
372 // ---------------------------------------------------------------------------
373 // Management of pens, brushes and fonts
374 // ---------------------------------------------------------------------------
376 typedef wxInt8 wxDash
;
378 class WXDLLEXPORT wxPenList
: public wxList
384 void AddPen(wxPen
*pen
);
385 void RemovePen(wxPen
*pen
);
386 wxPen
*FindOrCreatePen(const wxColour
& colour
, int width
, int style
);
389 class WXDLLEXPORT wxBrushList
: public wxList
395 void AddBrush(wxBrush
*brush
);
396 void RemoveBrush(wxBrush
*brush
);
397 wxBrush
*FindOrCreateBrush(const wxColour
& colour
, int style
);
400 class WXDLLEXPORT wxFontList
: public wxList
406 void AddFont(wxFont
*font
);
407 void RemoveFont(wxFont
*font
);
408 wxFont
*FindOrCreateFont(int pointSize
, int family
, int style
, int weight
,
409 bool underline
= FALSE
,
410 const wxString
& face
= wxEmptyString
,
411 wxFontEncoding encoding
= wxFONTENCODING_DEFAULT
);
414 class WXDLLEXPORT wxStringToColourHashMap
;
416 class WXDLLEXPORT wxColourDatabase
422 // find colour by name or name for the given colour
423 wxColour
Find(const wxString
& name
) const;
424 wxString
FindName(const wxColour
& colour
) const;
426 // add a new colour to the database
427 void AddColour(const wxString
& name
, const wxColour
& colour
);
429 // deprecated, use Find()/Add() instead
430 wxColour
*FindColour(const wxString
& name
);
431 void AddColour(const wxString
& name
, wxColour
*colour
);
435 // PM keeps its own type of colour table
441 // load the database with the built in colour values when called for the
442 // first time, do nothing after this
445 wxStringToColourHashMap
*m_map
;
448 class WXDLLEXPORT wxBitmapList
: public wxList
454 void AddBitmap(wxBitmap
*bitmap
);
455 void RemoveBitmap(wxBitmap
*bitmap
);
458 class WXDLLEXPORT wxResourceCache
: public wxList
461 wxResourceCache() { }
463 wxResourceCache(const unsigned int keyType
) : wxList(keyType
) { }
468 // ---------------------------------------------------------------------------
470 // ---------------------------------------------------------------------------
472 // Lists of GDI objects
473 WXDLLEXPORT_DATA(extern wxPenList
*) wxThePenList
;
474 WXDLLEXPORT_DATA(extern wxBrushList
*) wxTheBrushList
;
475 WXDLLEXPORT_DATA(extern wxFontList
*) wxTheFontList
;
476 WXDLLEXPORT_DATA(extern wxBitmapList
*) wxTheBitmapList
;
479 WXDLLEXPORT_DATA(extern wxFont
*) wxNORMAL_FONT
;
480 WXDLLEXPORT_DATA(extern wxFont
*) wxSMALL_FONT
;
481 WXDLLEXPORT_DATA(extern wxFont
*) wxITALIC_FONT
;
482 WXDLLEXPORT_DATA(extern wxFont
*) wxSWISS_FONT
;
484 WXDLLEXPORT_DATA(extern wxPen
*) wxRED_PEN
;
485 WXDLLEXPORT_DATA(extern wxPen
*) wxCYAN_PEN
;
486 WXDLLEXPORT_DATA(extern wxPen
*) wxGREEN_PEN
;
487 WXDLLEXPORT_DATA(extern wxPen
*) wxBLACK_PEN
;
488 WXDLLEXPORT_DATA(extern wxPen
*) wxWHITE_PEN
;
489 WXDLLEXPORT_DATA(extern wxPen
*) wxTRANSPARENT_PEN
;
490 WXDLLEXPORT_DATA(extern wxPen
*) wxBLACK_DASHED_PEN
;
491 WXDLLEXPORT_DATA(extern wxPen
*) wxGREY_PEN
;
492 WXDLLEXPORT_DATA(extern wxPen
*) wxMEDIUM_GREY_PEN
;
493 WXDLLEXPORT_DATA(extern wxPen
*) wxLIGHT_GREY_PEN
;
495 WXDLLEXPORT_DATA(extern wxBrush
*) wxBLUE_BRUSH
;
496 WXDLLEXPORT_DATA(extern wxBrush
*) wxGREEN_BRUSH
;
497 WXDLLEXPORT_DATA(extern wxBrush
*) wxWHITE_BRUSH
;
498 WXDLLEXPORT_DATA(extern wxBrush
*) wxBLACK_BRUSH
;
499 WXDLLEXPORT_DATA(extern wxBrush
*) wxGREY_BRUSH
;
500 WXDLLEXPORT_DATA(extern wxBrush
*) wxMEDIUM_GREY_BRUSH
;
501 WXDLLEXPORT_DATA(extern wxBrush
*) wxLIGHT_GREY_BRUSH
;
502 WXDLLEXPORT_DATA(extern wxBrush
*) wxTRANSPARENT_BRUSH
;
503 WXDLLEXPORT_DATA(extern wxBrush
*) wxCYAN_BRUSH
;
504 WXDLLEXPORT_DATA(extern wxBrush
*) wxRED_BRUSH
;
506 WXDLLEXPORT_DATA(extern wxColour
*) wxBLACK
;
507 WXDLLEXPORT_DATA(extern wxColour
*) wxWHITE
;
508 WXDLLEXPORT_DATA(extern wxColour
*) wxRED
;
509 WXDLLEXPORT_DATA(extern wxColour
*) wxBLUE
;
510 WXDLLEXPORT_DATA(extern wxColour
*) wxGREEN
;
511 WXDLLEXPORT_DATA(extern wxColour
*) wxCYAN
;
512 WXDLLEXPORT_DATA(extern wxColour
*) wxLIGHT_GREY
;
515 WXDLLEXPORT_DATA(extern wxBitmap
) wxNullBitmap
;
516 WXDLLEXPORT_DATA(extern wxIcon
) wxNullIcon
;
517 WXDLLEXPORT_DATA(extern wxCursor
) wxNullCursor
;
518 WXDLLEXPORT_DATA(extern wxPen
) wxNullPen
;
519 WXDLLEXPORT_DATA(extern wxBrush
) wxNullBrush
;
520 WXDLLEXPORT_DATA(extern wxPalette
) wxNullPalette
;
521 WXDLLEXPORT_DATA(extern wxFont
) wxNullFont
;
522 WXDLLEXPORT_DATA(extern wxColour
) wxNullColour
;
524 // Stock cursors types
525 WXDLLEXPORT_DATA(extern wxCursor
*) wxSTANDARD_CURSOR
;
526 WXDLLEXPORT_DATA(extern wxCursor
*) wxHOURGLASS_CURSOR
;
527 WXDLLEXPORT_DATA(extern wxCursor
*) wxCROSS_CURSOR
;
529 WXDLLEXPORT_DATA(extern wxColourDatabase
*) wxTheColourDatabase
;
531 WXDLLEXPORT_DATA(extern const wxChar
*) wxPanelNameStr
;
533 WXDLLEXPORT_DATA(extern const wxSize
) wxDefaultSize
;
534 WXDLLEXPORT_DATA(extern const wxPoint
) wxDefaultPosition
;
536 // The list of objects which should be deleted
537 WXDLLEXPORT_DATA(extern wxList
) wxPendingDelete
;
539 // ---------------------------------------------------------------------------
541 // ---------------------------------------------------------------------------
543 // resource management
544 extern void WXDLLEXPORT
wxInitializeStockObjects();
545 extern void WXDLLEXPORT
wxInitializeStockLists();
546 extern void WXDLLEXPORT
wxDeleteStockObjects();
547 extern void WXDLLEXPORT
wxDeleteStockLists();
549 // is the display colour (or monochrome)?
550 extern bool WXDLLEXPORT
wxColourDisplay();
552 // Returns depth of screen
553 extern int WXDLLEXPORT
wxDisplayDepth();
554 #define wxGetDisplayDepth wxDisplayDepth
556 // get the display size
557 extern void WXDLLEXPORT
wxDisplaySize(int *width
, int *height
);
558 extern wxSize WXDLLEXPORT
wxGetDisplaySize();
559 extern void WXDLLEXPORT
wxDisplaySizeMM(int *width
, int *height
);
560 extern wxSize WXDLLEXPORT
wxGetDisplaySizeMM();
562 // Get position and size of the display workarea
563 extern void WXDLLEXPORT
wxClientDisplayRect(int *x
, int *y
, int *width
, int *height
);
564 extern wxRect WXDLLEXPORT
wxGetClientDisplayRect();
567 extern void WXDLLEXPORT
wxSetCursor(const wxCursor
& cursor
);