include/wx/gdicmn.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        gdicmn.h
   3 // Purpose:     Common GDI classes, types and declarations
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c)
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_GDICMNH__
  13 #define _WX_GDICMNH__
  14
  15 // ---------------------------------------------------------------------------
  16 // headers
  17 // ---------------------------------------------------------------------------
  18
  19 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  20     #pragma interface "gdicmn.h"
  21 #endif
  22
  23 #include "wx/setup.h"
  24 #include "wx/list.h"
  25 #include "wx/string.h"
  26 #include "wx/fontenc.h"
  27 #include "wx/hashmap.h"
  28
  29 // ---------------------------------------------------------------------------
  30 // forward declarations
  31 // ---------------------------------------------------------------------------
  32
  33 class WXDLLIMPEXP_CORE wxBitmap;
  34 class WXDLLIMPEXP_CORE wxBrush;
  35 class WXDLLIMPEXP_CORE wxColour;
  36 class WXDLLIMPEXP_CORE wxCursor;
  37 class WXDLLIMPEXP_CORE wxFont;
  38 class WXDLLIMPEXP_CORE wxIcon;
  39 class WXDLLIMPEXP_CORE wxPalette;
  40 class WXDLLIMPEXP_CORE wxPen;
  41 class WXDLLIMPEXP_CORE wxRegion;
  42 class WXDLLIMPEXP_BASE wxString;
  43
  44 // ---------------------------------------------------------------------------
  45 // constants
  46 // ---------------------------------------------------------------------------
  47
  48 // Bitmap flags
  49 enum wxBitmapType
  50 {
  51     wxBITMAP_TYPE_INVALID,          // should be == 0 for compatibility!
  52     wxBITMAP_TYPE_BMP,
  53     wxBITMAP_TYPE_BMP_RESOURCE,
  54     wxBITMAP_TYPE_RESOURCE = wxBITMAP_TYPE_BMP_RESOURCE,
  55     wxBITMAP_TYPE_ICO,
  56     wxBITMAP_TYPE_ICO_RESOURCE,
  57     wxBITMAP_TYPE_CUR,
  58     wxBITMAP_TYPE_CUR_RESOURCE,
  59     wxBITMAP_TYPE_XBM,
  60     wxBITMAP_TYPE_XBM_DATA,
  61     wxBITMAP_TYPE_XPM,
  62     wxBITMAP_TYPE_XPM_DATA,
  63     wxBITMAP_TYPE_TIF,
  64     wxBITMAP_TYPE_TIF_RESOURCE,
  65     wxBITMAP_TYPE_GIF,
  66     wxBITMAP_TYPE_GIF_RESOURCE,
  67     wxBITMAP_TYPE_PNG,
  68     wxBITMAP_TYPE_PNG_RESOURCE,
  69     wxBITMAP_TYPE_JPEG,
  70     wxBITMAP_TYPE_JPEG_RESOURCE,
  71     wxBITMAP_TYPE_PNM,
  72     wxBITMAP_TYPE_PNM_RESOURCE,
  73     wxBITMAP_TYPE_PCX,
  74     wxBITMAP_TYPE_PCX_RESOURCE,
  75     wxBITMAP_TYPE_PICT,
  76     wxBITMAP_TYPE_PICT_RESOURCE,
  77     wxBITMAP_TYPE_ICON,
  78     wxBITMAP_TYPE_ICON_RESOURCE,
  79     wxBITMAP_TYPE_ANI,
  80     wxBITMAP_TYPE_IFF,
  81     wxBITMAP_TYPE_MACCURSOR,
  82     wxBITMAP_TYPE_MACCURSOR_RESOURCE,
  83     wxBITMAP_TYPE_ANY = 50
  84 };
  85
  86 // Standard cursors
  87 enum wxStockCursor
  88 {
  89     wxCURSOR_NONE,          // should be 0
  90     wxCURSOR_ARROW,
  91     wxCURSOR_RIGHT_ARROW,
  92     wxCURSOR_BULLSEYE,
  93     wxCURSOR_CHAR,
  94     wxCURSOR_CROSS,
  95     wxCURSOR_HAND,
  96     wxCURSOR_IBEAM,
  97     wxCURSOR_LEFT_BUTTON,
  98     wxCURSOR_MAGNIFIER,
  99     wxCURSOR_MIDDLE_BUTTON,
 100     wxCURSOR_NO_ENTRY,
 101     wxCURSOR_PAINT_BRUSH,
 102     wxCURSOR_PENCIL,
 103     wxCURSOR_POINT_LEFT,
 104     wxCURSOR_POINT_RIGHT,
 105     wxCURSOR_QUESTION_ARROW,
 106     wxCURSOR_RIGHT_BUTTON,
 107     wxCURSOR_SIZENESW,
 108     wxCURSOR_SIZENS,
 109     wxCURSOR_SIZENWSE,
 110     wxCURSOR_SIZEWE,
 111     wxCURSOR_SIZING,
 112     wxCURSOR_SPRAYCAN,
 113     wxCURSOR_WAIT,
 114     wxCURSOR_WATCH,
 115     wxCURSOR_BLANK,
 116 #ifdef __WXGTK__
 117     wxCURSOR_DEFAULT, // standard X11 cursor
 118 #endif
 119 #ifdef __WXMAC__
 120     wxCURSOR_COPY_ARROW , // MacOS Theme Plus arrow
 121 #endif
 122 #ifdef __X__
 123     // Not yet implemented for Windows
 124     wxCURSOR_CROSS_REVERSE,
 125     wxCURSOR_DOUBLE_ARROW,
 126     wxCURSOR_BASED_ARROW_UP,
 127     wxCURSOR_BASED_ARROW_DOWN,
 128 #endif // X11
 129
 130     wxCURSOR_ARROWWAIT,
 131
 132     wxCURSOR_MAX
 133 };
 134
 135 #ifndef __WXGTK__
 136     #define wxCURSOR_DEFAULT wxCURSOR_ARROW
 137 #endif
 138
 139 // ---------------------------------------------------------------------------
 140 // macros
 141 // ---------------------------------------------------------------------------
 142
 143 /* Useful macro for creating icons portably, for example:
 144
 145     wxIcon *icon = new wxICON(mondrian);
 146
 147   expands into:
 148
 149     wxIcon *icon = new wxIcon("mondrian");      // On wxMSW
 150     wxIcon *icon = new wxIcon(mondrian_xpm);    // On wxGTK
 151  */
 152
 153 #ifdef __WXMSW__
 154     // Load from a resource
 155     #define wxICON(X) wxIcon(wxT(#X))
 156 #elif defined(__WXPM__)
 157     // Load from a resource
 158     #define wxICON(X) wxIcon(wxT(#X))
 159 #elif defined(__WXMGL__)
 160     // Initialize from an included XPM
 161     #define wxICON(X) wxIcon( (const char**) X##_xpm )
 162 #elif defined(__WXGTK__)
 163     // Initialize from an included XPM
 164     #define wxICON(X) wxIcon( (const char**) X##_xpm )
 165 #elif defined(__WXMAC__)
 166     // Initialize from an included XPM
 167     #define wxICON(X) wxIcon( (const char**) X##_xpm )
 168 #elif defined(__WXMOTIF__)
 169     // Initialize from an included XPM
 170     #define wxICON(X) wxIcon( X##_xpm )
 171 #elif defined(__WXX11__)
 172     // Initialize from an included XPM
 173     #define wxICON(X) wxIcon( X##_xpm )
 174 #else
 175     // This will usually mean something on any platform
 176     #define wxICON(X) wxIcon(wxT(#X))
 177 #endif // platform
 178
 179 /* Another macro: this one is for portable creation of bitmaps. We assume that
 180    under Unix bitmaps live in XPMs and under Windows they're in ressources.
 181  */
 182
 183 #if defined(__WXMSW__) || defined(__WXPM__)
 184     #define wxBITMAP(name) wxBitmap(wxT(#name), wxBITMAP_TYPE_RESOURCE)
 185 #elif defined(__WXGTK__)   || \
 186       defined(__WXMOTIF__) || \
 187       defined(__WXX11__)   || \
 188       defined(__WXMAC__)   || \
 189       defined(__WXMGL__)   || \
 190       defined(__WXCOCOA__)
 191     // Initialize from an included XPM
 192     #define wxBITMAP(name) wxBitmap( (const char**) name##_xpm )
 193 #else // other platforms
 194     #define wxBITMAP(name) wxBitmap(name##_xpm, wxBITMAP_TYPE_XPM)
 195 #endif // platform
 196
 197 // ===========================================================================
 198 // classes
 199 // ===========================================================================
 200
 201 // ---------------------------------------------------------------------------
 202 // wxSize
 203 // ---------------------------------------------------------------------------
 204
 205 class WXDLLEXPORT wxSize
 206 {
 207 public:
 208     // members are public for compatibility, don't use them directly.
 209     int x, y;
 210
 211     // constructors
 212     wxSize() : x(0), y(0) { }
 213     wxSize(int xx, int yy) : x(xx), y(yy) { }
 214
 215     // no copy ctor or assignment operator - the defaults are ok
 216
 217     bool operator==(const wxSize& sz) const { return x == sz.x && y == sz.y; }
 218     bool operator!=(const wxSize& sz) const { return x != sz.x || y != sz.y; }
 219
 220     // FIXME are these really useful? If they're, we should have += &c as well
 221     wxSize operator+(const wxSize& sz) { return wxSize(x + sz.x, y + sz.y); }
 222     wxSize operator-(const wxSize& sz) { return wxSize(x - sz.x, y - sz.y); }
 223
 224     void IncTo(const wxSize& sz)
 225         { if ( sz.x > x ) x = sz.x; if ( sz.y > y ) y = sz.y; }
 226     void DecTo(const wxSize& sz)
 227         { if ( sz.x < x ) x = sz.x; if ( sz.y < y ) y = sz.y; }
 228
 229     // accessors
 230     void Set(int xx, int yy) { x = xx; y = yy; }
 231     void SetWidth(int w) { x = w; }
 232     void SetHeight(int h) { y = h; }
 233
 234     int GetWidth() const { return x; }
 235     int GetHeight() const { return y; }
 236
 237     bool IsFullySpecified() const { return x != wxDefaultCoord && y != wxDefaultCoord; }
 238
 239     // combine this size with the other one replacing the default (i.e. equal
 240     // to wxDefaultCoord) components of this object with those of the other
 241     void SetDefaults(const wxSize& size)
 242     {
 243         if ( x == wxDefaultCoord )
 244             x = size.x;
 245         if ( y == wxDefaultCoord )
 246             y = size.y;
 247     }
 248
 249     // compatibility
 250     int GetX() const { return x; }
 251     int GetY() const { return y; }
 252 };
 253
 254 // ---------------------------------------------------------------------------
 255 // Point classes: with real or integer coordinates
 256 // ---------------------------------------------------------------------------
 257
 258 class WXDLLEXPORT wxRealPoint
 259 {
 260 public:
 261     double x;
 262     double y;
 263
 264     wxRealPoint() : x(0.0), y(0.0) { }
 265     wxRealPoint(double xx, double yy) : x(xx), y(yy) { }
 266
 267     wxRealPoint operator+(const wxRealPoint& pt) const { return wxRealPoint(x + pt.x, y + pt.y); }
 268     wxRealPoint operator-(const wxRealPoint& pt) const { return wxRealPoint(x - pt.x, y - pt.y); }
 269
 270     bool operator==(const wxRealPoint& pt) const { return x == pt.x && y == pt.y; }
 271     bool operator!=(const wxRealPoint& pt) const { return x != pt.x || y != pt.y; }
 272 };
 273
 274 class WXDLLEXPORT wxPoint
 275 {
 276 public:
 277     int x, y;
 278
 279     wxPoint() : x(0), y(0) { }
 280     wxPoint(int xx, int yy) : x(xx), y(yy) { }
 281
 282     // no copy ctor or assignment operator - the defaults are ok
 283
 284     // comparison
 285     bool operator==(const wxPoint& p) const { return x == p.x && y == p.y; }
 286     bool operator!=(const wxPoint& p) const { return !(*this == p); }
 287
 288     // arithmetic operations (component wise)
 289     wxPoint operator+(const wxPoint& p) const { return wxPoint(x + p.x, y + p.y); }
 290     wxPoint operator-(const wxPoint& p) const { return wxPoint(x - p.x, y - p.y); }
 291
 292     wxPoint& operator+=(const wxPoint& p) { x += p.x; y += p.y; return *this; }
 293     wxPoint& operator-=(const wxPoint& p) { x -= p.x; y -= p.y; return *this; }
 294
 295     wxPoint& operator+=(const wxSize& s) { x += s.GetWidth(); y += s.GetHeight(); return *this; }
 296     wxPoint& operator-=(const wxSize& s) { x -= s.GetWidth(); y -= s.GetHeight(); return *this; }
 297
 298     wxPoint operator+(const wxSize& s) const { return wxPoint(x + s.GetWidth(), y + s.GetHeight()); }
 299     wxPoint operator-(const wxSize& s) const { return wxPoint(x - s.GetWidth(), y - s.GetHeight()); }
 300 };
 301
 302 // ---------------------------------------------------------------------------
 303 // wxRect
 304 // ---------------------------------------------------------------------------
 305
 306 class WXDLLEXPORT wxRect
 307 {
 308 public:
 309     wxRect()
 310         : x(0), y(0), width(0), height(0)
 311         { }
 312     wxRect(int xx, int yy, int ww, int hh)
 313         : x(xx), y(yy), width(ww), height(hh)
 314         { }
 315     wxRect(const wxPoint& topLeft, const wxPoint& bottomRight);
 316     wxRect(const wxPoint& pos, const wxSize& size);
 317
 318     // default copy ctor and assignment operators ok
 319
 320     int GetX() const { return x; }
 321     void SetX(int xx) { x = xx; }
 322
 323     int GetY() const { return y; }
 324     void SetY(int yy) { y = yy; }
 325
 326     int GetWidth() const { return width; }
 327     void SetWidth(int w) { width = w; }
 328
 329     int GetHeight() const { return height; }
 330     void SetHeight(int h) { height = h; }
 331
 332     wxPoint GetPosition() const { return wxPoint(x, y); }
 333     void SetPosition( const wxPoint &p ) { x = p.x; y = p.y; }
 334
 335     wxSize GetSize() const { return wxSize(width, height); }
 336     void SetSize( const wxSize &s ) { width = s.GetWidth(); height = s.GetHeight(); }
 337
 338     wxPoint GetTopLeft() const { return GetPosition(); }
 339     wxPoint GetLeftTop() const { return GetTopLeft(); }
 340     void SetTopLeft(const wxPoint &p) { SetPosition(p); }
 341     void SetLeftTop(const wxPoint &p) { SetTopLeft(p); }
 342
 343     wxPoint GetBottomRight() const { return wxPoint(GetRight(), GetBottom()); }
 344     wxPoint GetRightBottom() const { return GetBottomRight(); }
 345     void SetBottomRight(const wxPoint &p) { SetRight(p.x); SetBottom(p.y); }
 346     void SetRightBottom(const wxPoint &p) { SetBottomRight(p); }
 347
 348     int GetLeft()   const { return x; }
 349     int GetTop()    const { return y; }
 350     int GetBottom() const { return y + height - 1; }
 351     int GetRight()  const { return x + width - 1; }
 352
 353     void SetLeft(int left) { x = left; }
 354     void SetRight(int right) { width = right - x + 1; }
 355     void SetTop(int top) { y = top; }
 356     void SetBottom(int bottom) { height = bottom - y + 1; }
 357
 358     // operations with rect
 359     wxRect& Inflate(wxCoord dx, wxCoord dy);
 360     wxRect& Inflate(wxCoord d) { return Inflate(d, d); }
 361     wxRect Inflate(wxCoord dx, wxCoord dy) const
 362     {
 363         wxRect r = *this;
 364         r.Inflate(dx, dy);
 365         return r;
 366     }
 367
 368     wxRect& Deflate(wxCoord dx, wxCoord dy) { return Inflate(-dx, -dy); }
 369     wxRect& Deflate(wxCoord d) { return Inflate(-d); }
 370     wxRect Deflate(wxCoord dx, wxCoord dy) const
 371     {
 372         wxRect r = *this;
 373         r.Deflate(dx, dy);
 374         return r;
 375     }
 376
 377     void Offset(wxCoord dx, wxCoord dy) { x += dx; y += dy; }
 378     void Offset(const wxPoint& pt) { Offset(pt.x, pt.y); }
 379
 380     wxRect& Intersect(const wxRect& rect);
 381     wxRect Intersect(const wxRect& rect) const
 382     {
 383         wxRect r = *this;
 384         r.Intersect(rect);
 385         return r;
 386     }
 387
 388     wxRect operator+(const wxRect& rect) const;
 389     wxRect& operator+=(const wxRect& rect);
 390
 391     // compare rectangles
 392     bool operator==(const wxRect& rect) const;
 393     bool operator!=(const wxRect& rect) const { return !(*this == rect); }
 394
 395     // return true if the point is (not strcitly) inside the rect
 396     bool Inside(int x, int y) const;
 397     bool Inside(const wxPoint& pt) const { return Inside(pt.x, pt.y); }
 398
 399     // return true if the rectangles have a non empty intersection
 400     bool Intersects(const wxRect& rect) const;
 401
 402 public:
 403     int x, y, width, height;
 404 };
 405
 406 // ---------------------------------------------------------------------------
 407 // Management of pens, brushes and fonts
 408 // ---------------------------------------------------------------------------
 409
 410 typedef wxInt8 wxDash;
 411
 412 class WXDLLEXPORT wxPenList : public wxList
 413 {
 414 public:
 415     wxPenList() { }
 416     ~wxPenList();
 417
 418     void AddPen(wxPen *pen);
 419     void RemovePen(wxPen *pen);
 420     wxPen *FindOrCreatePen(const wxColour& colour, int width, int style);
 421 };
 422
 423 class WXDLLEXPORT wxBrushList : public wxList
 424 {
 425 public:
 426     wxBrushList() { }
 427     ~wxBrushList();
 428
 429     void AddBrush(wxBrush *brush);
 430     void RemoveBrush(wxBrush *brush);
 431     wxBrush *FindOrCreateBrush(const wxColour& colour, int style);
 432 };
 433
 434 class WXDLLEXPORT wxFontList : public wxList
 435 {
 436 public:
 437     wxFontList() { }
 438     ~wxFontList();
 439
 440     void AddFont(wxFont *font);
 441     void RemoveFont(wxFont *font);
 442     wxFont *FindOrCreateFont(int pointSize, int family, int style, int weight,
 443                              bool underline = false,
 444                              const wxString& face = wxEmptyString,
 445                              wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
 446 };
 447
 448 WX_DECLARE_STRING_HASH_MAP( wxColour *, wxStringToColourHashMap );
 449
 450 class WXDLLEXPORT wxColourDatabase
 451 {
 452 public:
 453     wxColourDatabase();
 454     ~wxColourDatabase();
 455
 456     // find colour by name or name for the given colour
 457     wxColour Find(const wxString& name) const;
 458     wxString FindName(const wxColour& colour) const;
 459
 460     // add a new colour to the database
 461     void AddColour(const wxString& name, const wxColour& colour);
 462
 463     // deprecated, use Find() instead
 464     wxDEPRECATED( wxColour *FindColour(const wxString& name) );
 465
 466
 467 #ifdef __WXPM__
 468     // PM keeps its own type of colour table
 469     long*                           m_palTable;
 470     size_t                          m_nSize;
 471 #endif
 472
 473 private:
 474     // load the database with the built in colour values when called for the
 475     // first time, do nothing after this
 476     void Initialize();
 477
 478     wxStringToColourHashMap *m_map;
 479 };
 480
 481 class WXDLLEXPORT wxBitmapList : public wxList
 482 {
 483 public:
 484     wxBitmapList();
 485     ~wxBitmapList();
 486
 487     void AddBitmap(wxBitmap *bitmap);
 488     void RemoveBitmap(wxBitmap *bitmap);
 489 };
 490
 491 class WXDLLEXPORT wxResourceCache: public wxList
 492 {
 493 public:
 494     wxResourceCache() { }
 495 #if !wxUSE_STL
 496     wxResourceCache(const unsigned int keyType) : wxList(keyType) { }
 497 #endif
 498     ~wxResourceCache();
 499 };
 500
 501 // ---------------------------------------------------------------------------
 502 // global variables
 503 // ---------------------------------------------------------------------------
 504
 505 // Lists of GDI objects
 506 WXDLLEXPORT_DATA(extern wxPenList*)   wxThePenList;
 507 WXDLLEXPORT_DATA(extern wxBrushList*)   wxTheBrushList;
 508 WXDLLEXPORT_DATA(extern wxFontList*)    wxTheFontList;
 509 WXDLLEXPORT_DATA(extern wxBitmapList*)  wxTheBitmapList;
 510
 511 // Stock objects
 512 WXDLLEXPORT_DATA(extern wxFont*)      wxNORMAL_FONT;
 513 WXDLLEXPORT_DATA(extern wxFont*)      wxSMALL_FONT;
 514 WXDLLEXPORT_DATA(extern wxFont*)      wxITALIC_FONT;
 515 WXDLLEXPORT_DATA(extern wxFont*)      wxSWISS_FONT;
 516
 517 WXDLLEXPORT_DATA(extern wxPen*)      wxRED_PEN;
 518 WXDLLEXPORT_DATA(extern wxPen*)      wxCYAN_PEN;
 519 WXDLLEXPORT_DATA(extern wxPen*)      wxGREEN_PEN;
 520 WXDLLEXPORT_DATA(extern wxPen*)      wxBLACK_PEN;
 521 WXDLLEXPORT_DATA(extern wxPen*)      wxWHITE_PEN;
 522 WXDLLEXPORT_DATA(extern wxPen*)      wxTRANSPARENT_PEN;
 523 WXDLLEXPORT_DATA(extern wxPen*)      wxBLACK_DASHED_PEN;
 524 WXDLLEXPORT_DATA(extern wxPen*)      wxGREY_PEN;
 525 WXDLLEXPORT_DATA(extern wxPen*)      wxMEDIUM_GREY_PEN;
 526 WXDLLEXPORT_DATA(extern wxPen*)      wxLIGHT_GREY_PEN;
 527
 528 WXDLLEXPORT_DATA(extern wxBrush*)    wxBLUE_BRUSH;
 529 WXDLLEXPORT_DATA(extern wxBrush*)    wxGREEN_BRUSH;
 530 WXDLLEXPORT_DATA(extern wxBrush*)    wxWHITE_BRUSH;
 531 WXDLLEXPORT_DATA(extern wxBrush*)    wxBLACK_BRUSH;
 532 WXDLLEXPORT_DATA(extern wxBrush*)    wxGREY_BRUSH;
 533 WXDLLEXPORT_DATA(extern wxBrush*)    wxMEDIUM_GREY_BRUSH;
 534 WXDLLEXPORT_DATA(extern wxBrush*)    wxLIGHT_GREY_BRUSH;
 535 WXDLLEXPORT_DATA(extern wxBrush*)    wxTRANSPARENT_BRUSH;
 536 WXDLLEXPORT_DATA(extern wxBrush*)    wxCYAN_BRUSH;
 537 WXDLLEXPORT_DATA(extern wxBrush*)    wxRED_BRUSH;
 538
 539 WXDLLEXPORT_DATA(extern wxColour*)    wxBLACK;
 540 WXDLLEXPORT_DATA(extern wxColour*)    wxWHITE;
 541 WXDLLEXPORT_DATA(extern wxColour*)    wxRED;
 542 WXDLLEXPORT_DATA(extern wxColour*)    wxBLUE;
 543 WXDLLEXPORT_DATA(extern wxColour*)    wxGREEN;
 544 WXDLLEXPORT_DATA(extern wxColour*)    wxCYAN;
 545 WXDLLEXPORT_DATA(extern wxColour*)    wxLIGHT_GREY;
 546
 547 // 'Null' objects
 548 WXDLLEXPORT_DATA(extern wxBitmap)     wxNullBitmap;
 549 WXDLLEXPORT_DATA(extern wxIcon)       wxNullIcon;
 550 WXDLLEXPORT_DATA(extern wxCursor)     wxNullCursor;
 551 WXDLLEXPORT_DATA(extern wxPen)        wxNullPen;
 552 WXDLLEXPORT_DATA(extern wxBrush)      wxNullBrush;
 553 WXDLLEXPORT_DATA(extern wxPalette)     wxNullPalette;
 554 WXDLLEXPORT_DATA(extern wxFont)       wxNullFont;
 555 WXDLLEXPORT_DATA(extern wxColour)     wxNullColour;
 556
 557 // Stock cursors types
 558 WXDLLEXPORT_DATA(extern wxCursor*)    wxSTANDARD_CURSOR;
 559 WXDLLEXPORT_DATA(extern wxCursor*)    wxHOURGLASS_CURSOR;
 560 WXDLLEXPORT_DATA(extern wxCursor*)    wxCROSS_CURSOR;
 561
 562 WXDLLEXPORT_DATA(extern wxColourDatabase*)  wxTheColourDatabase;
 563
 564 WXDLLEXPORT_DATA(extern const wxChar*) wxPanelNameStr;
 565
 566 WXDLLEXPORT_DATA(extern const wxSize) wxDefaultSize;
 567 WXDLLEXPORT_DATA(extern const wxPoint) wxDefaultPosition;
 568
 569 // The list of objects which should be deleted
 570 WXDLLEXPORT_DATA(extern wxList) wxPendingDelete;
 571
 572 // ---------------------------------------------------------------------------
 573 // global functions
 574 // ---------------------------------------------------------------------------
 575
 576 // resource management
 577 extern void WXDLLEXPORT wxInitializeStockObjects();
 578 extern void WXDLLEXPORT wxInitializeStockLists();
 579 extern void WXDLLEXPORT wxDeleteStockObjects();
 580 extern void WXDLLEXPORT wxDeleteStockLists();
 581
 582 // is the display colour (or monochrome)?
 583 extern bool WXDLLEXPORT wxColourDisplay();
 584
 585 // Returns depth of screen
 586 extern int WXDLLEXPORT wxDisplayDepth();
 587 #define wxGetDisplayDepth wxDisplayDepth
 588
 589 // get the display size
 590 extern void WXDLLEXPORT wxDisplaySize(int *width, int *height);
 591 extern wxSize WXDLLEXPORT wxGetDisplaySize();
 592 extern void WXDLLEXPORT wxDisplaySizeMM(int *width, int *height);
 593 extern wxSize WXDLLEXPORT wxGetDisplaySizeMM();
 594
 595 // Get position and size of the display workarea
 596 extern void WXDLLEXPORT wxClientDisplayRect(int *x, int *y, int *width, int *height);
 597 extern wxRect WXDLLEXPORT wxGetClientDisplayRect();
 598
 599 // set global cursor
 600 extern void WXDLLEXPORT wxSetCursor(const wxCursor& cursor);
 601
 602 #endif
 603     // _WX_GDICMNH__