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) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_GDICMNH__
  13 #define _WX_GDICMNH__
  14
  15 // ---------------------------------------------------------------------------
  16 // headers
  17 // ---------------------------------------------------------------------------
  18
  19 #include "wx/defs.h"
  20 #include "wx/list.h"
  21 #include "wx/string.h"
  22 #include "wx/fontenc.h"
  23 #include "wx/hashmap.h"
  24
  25 // ---------------------------------------------------------------------------
  26 // forward declarations
  27 // ---------------------------------------------------------------------------
  28
  29 class WXDLLIMPEXP_CORE wxBitmap;
  30 class WXDLLIMPEXP_CORE wxBrush;
  31 class WXDLLIMPEXP_CORE wxColour;
  32 class WXDLLIMPEXP_CORE wxCursor;
  33 class WXDLLIMPEXP_CORE wxFont;
  34 class WXDLLIMPEXP_CORE wxIcon;
  35 class WXDLLIMPEXP_CORE wxPalette;
  36 class WXDLLIMPEXP_CORE wxPen;
  37 class WXDLLIMPEXP_CORE wxRegion;
  38 class WXDLLIMPEXP_BASE wxString;
  39
  40 // ---------------------------------------------------------------------------
  41 // constants
  42 // ---------------------------------------------------------------------------
  43
  44 // Bitmap flags
  45 enum wxBitmapType
  46 {
  47     wxBITMAP_TYPE_INVALID,          // should be == 0 for compatibility!
  48     wxBITMAP_TYPE_BMP,
  49     wxBITMAP_TYPE_BMP_RESOURCE,
  50     wxBITMAP_TYPE_RESOURCE = wxBITMAP_TYPE_BMP_RESOURCE,
  51     wxBITMAP_TYPE_ICO,
  52     wxBITMAP_TYPE_ICO_RESOURCE,
  53     wxBITMAP_TYPE_CUR,
  54     wxBITMAP_TYPE_CUR_RESOURCE,
  55     wxBITMAP_TYPE_XBM,
  56     wxBITMAP_TYPE_XBM_DATA,
  57     wxBITMAP_TYPE_XPM,
  58     wxBITMAP_TYPE_XPM_DATA,
  59     wxBITMAP_TYPE_TIF,
  60     wxBITMAP_TYPE_TIF_RESOURCE,
  61     wxBITMAP_TYPE_GIF,
  62     wxBITMAP_TYPE_GIF_RESOURCE,
  63     wxBITMAP_TYPE_PNG,
  64     wxBITMAP_TYPE_PNG_RESOURCE,
  65     wxBITMAP_TYPE_JPEG,
  66     wxBITMAP_TYPE_JPEG_RESOURCE,
  67     wxBITMAP_TYPE_PNM,
  68     wxBITMAP_TYPE_PNM_RESOURCE,
  69     wxBITMAP_TYPE_PCX,
  70     wxBITMAP_TYPE_PCX_RESOURCE,
  71     wxBITMAP_TYPE_PICT,
  72     wxBITMAP_TYPE_PICT_RESOURCE,
  73     wxBITMAP_TYPE_ICON,
  74     wxBITMAP_TYPE_ICON_RESOURCE,
  75     wxBITMAP_TYPE_ANI,
  76     wxBITMAP_TYPE_IFF,
  77     wxBITMAP_TYPE_MACCURSOR,
  78     wxBITMAP_TYPE_MACCURSOR_RESOURCE,
  79     wxBITMAP_TYPE_ANY = 50
  80 };
  81
  82 // Standard cursors
  83 enum wxStockCursor
  84 {
  85     wxCURSOR_NONE,          // should be 0
  86     wxCURSOR_ARROW,
  87     wxCURSOR_RIGHT_ARROW,
  88     wxCURSOR_BULLSEYE,
  89     wxCURSOR_CHAR,
  90     wxCURSOR_CROSS,
  91     wxCURSOR_HAND,
  92     wxCURSOR_IBEAM,
  93     wxCURSOR_LEFT_BUTTON,
  94     wxCURSOR_MAGNIFIER,
  95     wxCURSOR_MIDDLE_BUTTON,
  96     wxCURSOR_NO_ENTRY,
  97     wxCURSOR_PAINT_BRUSH,
  98     wxCURSOR_PENCIL,
  99     wxCURSOR_POINT_LEFT,
 100     wxCURSOR_POINT_RIGHT,
 101     wxCURSOR_QUESTION_ARROW,
 102     wxCURSOR_RIGHT_BUTTON,
 103     wxCURSOR_SIZENESW,
 104     wxCURSOR_SIZENS,
 105     wxCURSOR_SIZENWSE,
 106     wxCURSOR_SIZEWE,
 107     wxCURSOR_SIZING,
 108     wxCURSOR_SPRAYCAN,
 109     wxCURSOR_WAIT,
 110     wxCURSOR_WATCH,
 111     wxCURSOR_BLANK,
 112 #ifdef __WXGTK__
 113     wxCURSOR_DEFAULT, // standard X11 cursor
 114 #endif
 115 #ifdef __WXMAC__
 116     wxCURSOR_COPY_ARROW , // MacOS Theme Plus arrow
 117 #endif
 118 #ifdef __X__
 119     // Not yet implemented for Windows
 120     wxCURSOR_CROSS_REVERSE,
 121     wxCURSOR_DOUBLE_ARROW,
 122     wxCURSOR_BASED_ARROW_UP,
 123     wxCURSOR_BASED_ARROW_DOWN,
 124 #endif // X11
 125
 126     wxCURSOR_ARROWWAIT,
 127
 128     wxCURSOR_MAX
 129 };
 130
 131 #ifndef __WXGTK__
 132     #define wxCURSOR_DEFAULT wxCURSOR_ARROW
 133 #endif
 134
 135 // ---------------------------------------------------------------------------
 136 // macros
 137 // ---------------------------------------------------------------------------
 138
 139 /* Useful macro for creating icons portably, for example:
 140
 141     wxIcon *icon = new wxICON(mondrian);
 142
 143   expands into:
 144
 145     wxIcon *icon = new wxIcon("mondrian");      // On wxMSW
 146     wxIcon *icon = new wxIcon(mondrian_xpm);    // On wxGTK
 147  */
 148
 149 #ifdef __WXMSW__
 150     // Load from a resource
 151     #define wxICON(X) wxIcon(wxT(#X))
 152 #elif defined(__WXPM__)
 153     // Load from a resource
 154     #define wxICON(X) wxIcon(wxT(#X))
 155 #elif defined(__WXMGL__)
 156     // Initialize from an included XPM
 157     #define wxICON(X) wxIcon( (const char**) X##_xpm )
 158 #elif defined(__WXGTK__)
 159     // Initialize from an included XPM
 160     #define wxICON(X) wxIcon( (const char**) X##_xpm )
 161 #elif defined(__WXMAC__)
 162     // Initialize from an included XPM
 163     #define wxICON(X) wxIcon( (const char**) X##_xpm )
 164 #elif defined(__WXMOTIF__)
 165     // Initialize from an included XPM
 166     #define wxICON(X) wxIcon( X##_xpm )
 167 #elif defined(__WXX11__)
 168     // Initialize from an included XPM
 169     #define wxICON(X) wxIcon( X##_xpm )
 170 #else
 171     // This will usually mean something on any platform
 172     #define wxICON(X) wxIcon(wxT(#X))
 173 #endif // platform
 174
 175 /* Another macro: this one is for portable creation of bitmaps. We assume that
 176    under Unix bitmaps live in XPMs and under Windows they're in ressources.
 177  */
 178
 179 #if defined(__WXMSW__) || defined(__WXPM__)
 180     #define wxBITMAP(name) wxBitmap(wxT(#name), wxBITMAP_TYPE_RESOURCE)
 181 #elif defined(__WXGTK__)   || \
 182       defined(__WXMOTIF__) || \
 183       defined(__WXX11__)   || \
 184       defined(__WXMAC__)   || \
 185       defined(__WXMGL__)   || \
 186       defined(__WXCOCOA__)
 187     // Initialize from an included XPM
 188     #define wxBITMAP(name) wxBitmap( (const char**) name##_xpm )
 189 #else // other platforms
 190     #define wxBITMAP(name) wxBitmap(name##_xpm, wxBITMAP_TYPE_XPM)
 191 #endif // platform
 192
 193 // ===========================================================================
 194 // classes
 195 // ===========================================================================
 196
 197 // ---------------------------------------------------------------------------
 198 // wxSize
 199 // ---------------------------------------------------------------------------
 200
 201 class WXDLLEXPORT wxSize
 202 {
 203 public:
 204     // members are public for compatibility, don't use them directly.
 205     int x, y;
 206
 207     // constructors
 208     wxSize() : x(0), y(0) { }
 209     wxSize(int xx, int yy) : x(xx), y(yy) { }
 210
 211     // no copy ctor or assignment operator - the defaults are ok
 212
 213     bool operator==(const wxSize& sz) const { return x == sz.x && y == sz.y; }
 214     bool operator!=(const wxSize& sz) const { return x != sz.x || y != sz.y; }
 215
 216     wxSize operator+(const wxSize& sz) { return wxSize(x + sz.x, y + sz.y); }
 217     wxSize operator-(const wxSize& sz) { return wxSize(x - sz.x, y - sz.y); }
 218     wxSize operator/(const int i) { return wxSize(x / i, y / i); }
 219     wxSize operator*(const int i) { return wxSize(x * i, y * i); }
 220
 221     wxSize& operator+=(const wxSize& sz) { x += sz.x; y += sz.y; return *this; }
 222     wxSize& operator-=(const wxSize& sz) { x -= sz.x; y -= sz.y; return *this; }
 223     wxSize& operator/=(const int i) { x /= i; y /= i; return *this; }
 224     wxSize& operator*=(const int i) { x *= i; y *= i; return *this; }
 225
 226     void IncTo(const wxSize& sz)
 227         { if ( sz.x > x ) x = sz.x; if ( sz.y > y ) y = sz.y; }
 228     void DecTo(const wxSize& sz)
 229         { if ( sz.x < x ) x = sz.x; if ( sz.y < y ) y = sz.y; }
 230
 231     // accessors
 232     void Set(int xx, int yy) { x = xx; y = yy; }
 233     void SetWidth(int w) { x = w; }
 234     void SetHeight(int h) { y = h; }
 235
 236     int GetWidth() const { return x; }
 237     int GetHeight() const { return y; }
 238
 239     bool IsFullySpecified() const { return x != wxDefaultCoord && y != wxDefaultCoord; }
 240
 241     // combine this size with the other one replacing the default (i.e. equal
 242     // to wxDefaultCoord) components of this object with those of the other
 243     void SetDefaults(const wxSize& size)
 244     {
 245         if ( x == wxDefaultCoord )
 246             x = size.x;
 247         if ( y == wxDefaultCoord )
 248             y = size.y;
 249     }
 250
 251     // compatibility
 252     int GetX() const { return x; }
 253     int GetY() const { return y; }
 254 };
 255
 256 // ---------------------------------------------------------------------------
 257 // Point classes: with real or integer coordinates
 258 // ---------------------------------------------------------------------------
 259
 260 class WXDLLEXPORT wxRealPoint
 261 {
 262 public:
 263     double x;
 264     double y;
 265
 266     wxRealPoint() : x(0.0), y(0.0) { }
 267     wxRealPoint(double xx, double yy) : x(xx), y(yy) { }
 268
 269     wxRealPoint operator+(const wxRealPoint& pt) const { return wxRealPoint(x + pt.x, y + pt.y); }
 270     wxRealPoint operator-(const wxRealPoint& pt) const { return wxRealPoint(x - pt.x, y - pt.y); }
 271
 272     bool operator==(const wxRealPoint& pt) const { return x == pt.x && y == pt.y; }
 273     bool operator!=(const wxRealPoint& pt) const { return x != pt.x || y != pt.y; }
 274 };
 275
 276 class WXDLLEXPORT wxPoint
 277 {
 278 public:
 279     int x, y;
 280
 281     wxPoint() : x(0), y(0) { }
 282     wxPoint(int xx, int yy) : x(xx), y(yy) { }
 283
 284     // no copy ctor or assignment operator - the defaults are ok
 285
 286     // comparison
 287     bool operator==(const wxPoint& p) const { return x == p.x && y == p.y; }
 288     bool operator!=(const wxPoint& p) const { return !(*this == p); }
 289
 290     // arithmetic operations (component wise)
 291     wxPoint operator+(const wxPoint& p) const { return wxPoint(x + p.x, y + p.y); }
 292     wxPoint operator-(const wxPoint& p) const { return wxPoint(x - p.x, y - p.y); }
 293
 294     wxPoint& operator+=(const wxPoint& p) { x += p.x; y += p.y; return *this; }
 295     wxPoint& operator-=(const wxPoint& p) { x -= p.x; y -= p.y; return *this; }
 296
 297     wxPoint& operator+=(const wxSize& s) { x += s.GetWidth(); y += s.GetHeight(); return *this; }
 298     wxPoint& operator-=(const wxSize& s) { x -= s.GetWidth(); y -= s.GetHeight(); return *this; }
 299
 300     wxPoint operator+(const wxSize& s) const { return wxPoint(x + s.GetWidth(), y + s.GetHeight()); }
 301     wxPoint operator-(const wxSize& s) const { return wxPoint(x - s.GetWidth(), y - s.GetHeight()); }
 302 };
 303
 304 // ---------------------------------------------------------------------------
 305 // wxRect
 306 // ---------------------------------------------------------------------------
 307
 308 class WXDLLEXPORT wxRect
 309 {
 310 public:
 311     wxRect()
 312         : x(0), y(0), width(0), height(0)
 313         { }
 314     wxRect(int xx, int yy, int ww, int hh)
 315         : x(xx), y(yy), width(ww), height(hh)
 316         { }
 317     wxRect(const wxPoint& topLeft, const wxPoint& bottomRight);
 318     wxRect(const wxPoint& pt, const wxSize& size)
 319         : x(pt.x), y(pt.y), width(size.x), height(size.y)
 320         { }
 321     wxRect(const wxSize& size)
 322         : x(0), y(0), width(size.x), height(size.y)
 323         { }
 324
 325     // default copy ctor and assignment operators ok
 326
 327     int GetX() const { return x; }
 328     void SetX(int xx) { x = xx; }
 329
 330     int GetY() const { return y; }
 331     void SetY(int yy) { y = yy; }
 332
 333     int GetWidth() const { return width; }
 334     void SetWidth(int w) { width = w; }
 335
 336     int GetHeight() const { return height; }
 337     void SetHeight(int h) { height = h; }
 338
 339     wxPoint GetPosition() const { return wxPoint(x, y); }
 340     void SetPosition( const wxPoint &p ) { x = p.x; y = p.y; }
 341
 342     wxSize GetSize() const { return wxSize(width, height); }
 343     void SetSize( const wxSize &s ) { width = s.GetWidth(); height = s.GetHeight(); }
 344
 345     bool IsEmpty() const { return (width <= 0) || (height <= 0); }
 346
 347     wxPoint GetTopLeft() const { return GetPosition(); }
 348     wxPoint GetLeftTop() const { return GetTopLeft(); }
 349     void SetTopLeft(const wxPoint &p) { SetPosition(p); }
 350     void SetLeftTop(const wxPoint &p) { SetTopLeft(p); }
 351
 352     wxPoint GetBottomRight() const { return wxPoint(GetRight(), GetBottom()); }
 353     wxPoint GetRightBottom() const { return GetBottomRight(); }
 354     void SetBottomRight(const wxPoint &p) { SetRight(p.x); SetBottom(p.y); }
 355     void SetRightBottom(const wxPoint &p) { SetBottomRight(p); }
 356
 357     int GetLeft()   const { return x; }
 358     int GetTop()    const { return y; }
 359     int GetBottom() const { return y + height - 1; }
 360     int GetRight()  const { return x + width - 1; }
 361
 362     void SetLeft(int left) { x = left; }
 363     void SetRight(int right) { width = right - x + 1; }
 364     void SetTop(int top) { y = top; }
 365     void SetBottom(int bottom) { height = bottom - y + 1; }
 366
 367     // operations with rect
 368     wxRect& Inflate(wxCoord dx, wxCoord dy);
 369     wxRect& Inflate(wxCoord d) { return Inflate(d, d); }
 370     wxRect Inflate(wxCoord dx, wxCoord dy) const
 371     {
 372         wxRect r = *this;
 373         r.Inflate(dx, dy);
 374         return r;
 375     }
 376
 377     wxRect& Deflate(wxCoord dx, wxCoord dy) { return Inflate(-dx, -dy); }
 378     wxRect& Deflate(wxCoord d) { return Inflate(-d); }
 379     wxRect Deflate(wxCoord dx, wxCoord dy) const
 380     {
 381         wxRect r = *this;
 382         r.Deflate(dx, dy);
 383         return r;
 384     }
 385
 386     void Offset(wxCoord dx, wxCoord dy) { x += dx; y += dy; }
 387     void Offset(const wxPoint& pt) { Offset(pt.x, pt.y); }
 388
 389     wxRect& Intersect(const wxRect& rect);
 390     wxRect Intersect(const wxRect& rect) const
 391     {
 392         wxRect r = *this;
 393         r.Intersect(rect);
 394         return r;
 395     }
 396
 397     wxRect& Union(const wxRect& rect);
 398     wxRect Union(const wxRect& rect) const
 399     {
 400         wxRect r = *this;
 401         r.Union(rect);
 402         return r;
 403     }
 404
 405     // compare rectangles
 406     bool operator==(const wxRect& rect) const;
 407     bool operator!=(const wxRect& rect) const { return !(*this == rect); }
 408
 409     // return true if the point is (not strcitly) inside the rect
 410     bool Inside(int x, int y) const;
 411     bool Inside(const wxPoint& pt) const { return Inside(pt.x, pt.y); }
 412
 413     // return true if the rectangles have a non empty intersection
 414     bool Intersects(const wxRect& rect) const;
 415
 416
 417     // these are like Union() but don't ignore empty rectangles
 418     wxRect operator+(const wxRect& rect) const;
 419     wxRect& operator+=(const wxRect& rect)
 420     {
 421         *this = *this + rect;
 422         return *this;
 423     }
 424
 425
 426 public:
 427     int x, y, width, height;
 428 };
 429
 430 // ---------------------------------------------------------------------------
 431 // Management of pens, brushes and fonts
 432 // ---------------------------------------------------------------------------
 433
 434 typedef wxInt8 wxDash;
 435
 436 class WXDLLEXPORT wxPenList : public wxList
 437 {
 438 public:
 439     wxPenList() { }
 440     ~wxPenList();
 441
 442     void AddPen(wxPen *pen);
 443     void RemovePen(wxPen *pen);
 444     wxPen *FindOrCreatePen(const wxColour& colour, int width, int style);
 445 };
 446
 447 class WXDLLEXPORT wxBrushList : public wxList
 448 {
 449 public:
 450     wxBrushList() { }
 451     ~wxBrushList();
 452
 453     void AddBrush(wxBrush *brush);
 454     void RemoveBrush(wxBrush *brush);
 455     wxBrush *FindOrCreateBrush(const wxColour& colour, int style = wxSOLID);
 456 };
 457
 458 class WXDLLEXPORT wxFontList : public wxList
 459 {
 460 public:
 461     wxFontList() { }
 462     ~wxFontList();
 463
 464     void AddFont(wxFont *font);
 465     void RemoveFont(wxFont *font);
 466     wxFont *FindOrCreateFont(int pointSize, int family, int style, int weight,
 467                              bool underline = false,
 468                              const wxString& face = wxEmptyString,
 469                              wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
 470 };
 471
 472 WX_DECLARE_STRING_HASH_MAP( wxColour *, wxStringToColourHashMap );
 473
 474 class WXDLLEXPORT wxColourDatabase
 475 {
 476 public:
 477     wxColourDatabase();
 478     ~wxColourDatabase();
 479
 480     // find colour by name or name for the given colour
 481     wxColour Find(const wxString& name) const;
 482     wxString FindName(const wxColour& colour) const;
 483
 484     // add a new colour to the database
 485     void AddColour(const wxString& name, const wxColour& colour);
 486
 487     // deprecated, use Find() instead
 488     wxDEPRECATED( wxColour *FindColour(const wxString& name) );
 489
 490
 491 #ifdef __WXPM__
 492     // PM keeps its own type of colour table
 493     long*                           m_palTable;
 494     size_t                          m_nSize;
 495 #endif
 496
 497 private:
 498     // load the database with the built in colour values when called for the
 499     // first time, do nothing after this
 500     void Initialize();
 501
 502     wxStringToColourHashMap *m_map;
 503 };
 504
 505 class WXDLLEXPORT wxBitmapList : public wxList
 506 {
 507 public:
 508     wxBitmapList(){}
 509     ~wxBitmapList();
 510
 511     void AddBitmap(wxBitmap *bitmap);
 512     void RemoveBitmap(wxBitmap *bitmap);
 513 };
 514
 515 class WXDLLEXPORT wxResourceCache: public wxList
 516 {
 517 public:
 518     wxResourceCache() { }
 519 #if !wxUSE_STL
 520     wxResourceCache(const unsigned int keyType) : wxList(keyType) { }
 521 #endif
 522     ~wxResourceCache();
 523 };
 524
 525 // ---------------------------------------------------------------------------
 526 // global variables
 527 // ---------------------------------------------------------------------------
 528
 529 // Lists of GDI objects
 530 extern WXDLLEXPORT_DATA(wxPenList*)   wxThePenList;
 531 extern WXDLLEXPORT_DATA(wxBrushList*)   wxTheBrushList;
 532 extern WXDLLEXPORT_DATA(wxFontList*)    wxTheFontList;
 533 extern WXDLLEXPORT_DATA(wxBitmapList*)  wxTheBitmapList;
 534
 535 // Stock objects
 536 extern WXDLLEXPORT_DATA(wxFont*)      wxNORMAL_FONT;
 537 extern WXDLLEXPORT_DATA(wxFont*)      wxSMALL_FONT;
 538 extern WXDLLEXPORT_DATA(wxFont*)      wxITALIC_FONT;
 539 extern WXDLLEXPORT_DATA(wxFont*)      wxSWISS_FONT;
 540
 541 extern WXDLLEXPORT_DATA(wxPen*)      wxRED_PEN;
 542 extern WXDLLEXPORT_DATA(wxPen*)      wxCYAN_PEN;
 543 extern WXDLLEXPORT_DATA(wxPen*)      wxGREEN_PEN;
 544 extern WXDLLEXPORT_DATA(wxPen*)      wxBLACK_PEN;
 545 extern WXDLLEXPORT_DATA(wxPen*)      wxWHITE_PEN;
 546 extern WXDLLEXPORT_DATA(wxPen*)      wxTRANSPARENT_PEN;
 547 extern WXDLLEXPORT_DATA(wxPen*)      wxBLACK_DASHED_PEN;
 548 extern WXDLLEXPORT_DATA(wxPen*)      wxGREY_PEN;
 549 extern WXDLLEXPORT_DATA(wxPen*)      wxMEDIUM_GREY_PEN;
 550 extern WXDLLEXPORT_DATA(wxPen*)      wxLIGHT_GREY_PEN;
 551
 552 extern WXDLLEXPORT_DATA(wxBrush*)    wxBLUE_BRUSH;
 553 extern WXDLLEXPORT_DATA(wxBrush*)    wxGREEN_BRUSH;
 554 extern WXDLLEXPORT_DATA(wxBrush*)    wxWHITE_BRUSH;
 555 extern WXDLLEXPORT_DATA(wxBrush*)    wxBLACK_BRUSH;
 556 extern WXDLLEXPORT_DATA(wxBrush*)    wxGREY_BRUSH;
 557 extern WXDLLEXPORT_DATA(wxBrush*)    wxMEDIUM_GREY_BRUSH;
 558 extern WXDLLEXPORT_DATA(wxBrush*)    wxLIGHT_GREY_BRUSH;
 559 extern WXDLLEXPORT_DATA(wxBrush*)    wxTRANSPARENT_BRUSH;
 560 extern WXDLLEXPORT_DATA(wxBrush*)    wxCYAN_BRUSH;
 561 extern WXDLLEXPORT_DATA(wxBrush*)    wxRED_BRUSH;
 562
 563 extern WXDLLEXPORT_DATA(wxColour*)    wxBLACK;
 564 extern WXDLLEXPORT_DATA(wxColour*)    wxWHITE;
 565 extern WXDLLEXPORT_DATA(wxColour*)    wxRED;
 566 extern WXDLLEXPORT_DATA(wxColour*)    wxBLUE;
 567 extern WXDLLEXPORT_DATA(wxColour*)    wxGREEN;
 568 extern WXDLLEXPORT_DATA(wxColour*)    wxCYAN;
 569 extern WXDLLEXPORT_DATA(wxColour*)    wxLIGHT_GREY;
 570
 571 // 'Null' objects
 572 extern WXDLLEXPORT_DATA(wxBitmap)     wxNullBitmap;
 573 extern WXDLLEXPORT_DATA(wxIcon)       wxNullIcon;
 574 extern WXDLLEXPORT_DATA(wxCursor)     wxNullCursor;
 575 extern WXDLLEXPORT_DATA(wxPen)        wxNullPen;
 576 extern WXDLLEXPORT_DATA(wxBrush)      wxNullBrush;
 577 extern WXDLLEXPORT_DATA(wxPalette)     wxNullPalette;
 578 extern WXDLLEXPORT_DATA(wxFont)       wxNullFont;
 579 extern WXDLLEXPORT_DATA(wxColour)     wxNullColour;
 580
 581 // Stock cursors types
 582 extern WXDLLEXPORT_DATA(wxCursor*)    wxSTANDARD_CURSOR;
 583 extern WXDLLEXPORT_DATA(wxCursor*)    wxHOURGLASS_CURSOR;
 584 extern WXDLLEXPORT_DATA(wxCursor*)    wxCROSS_CURSOR;
 585
 586 extern WXDLLEXPORT_DATA(wxColourDatabase*)  wxTheColourDatabase;
 587
 588 extern WXDLLEXPORT_DATA(const wxChar*) wxPanelNameStr;
 589
 590 extern WXDLLEXPORT_DATA(const wxSize) wxDefaultSize;
 591 extern WXDLLEXPORT_DATA(const wxPoint) wxDefaultPosition;
 592
 593 // The list of objects which should be deleted
 594 extern WXDLLEXPORT_DATA(wxList) wxPendingDelete;
 595
 596 // ---------------------------------------------------------------------------
 597 // global functions
 598 // ---------------------------------------------------------------------------
 599
 600 // resource management
 601 extern void WXDLLEXPORT wxInitializeStockObjects();
 602 extern void WXDLLEXPORT wxInitializeStockLists();
 603 extern void WXDLLEXPORT wxDeleteStockObjects();
 604 extern void WXDLLEXPORT wxDeleteStockLists();
 605
 606 // is the display colour (or monochrome)?
 607 extern bool WXDLLEXPORT wxColourDisplay();
 608
 609 // Returns depth of screen
 610 extern int WXDLLEXPORT wxDisplayDepth();
 611 #define wxGetDisplayDepth wxDisplayDepth
 612
 613 // get the display size
 614 extern void WXDLLEXPORT wxDisplaySize(int *width, int *height);
 615 extern wxSize WXDLLEXPORT wxGetDisplaySize();
 616 extern void WXDLLEXPORT wxDisplaySizeMM(int *width, int *height);
 617 extern wxSize WXDLLEXPORT wxGetDisplaySizeMM();
 618
 619 // Get position and size of the display workarea
 620 extern void WXDLLEXPORT wxClientDisplayRect(int *x, int *y, int *width, int *height);
 621 extern wxRect WXDLLEXPORT wxGetClientDisplayRect();
 622
 623 // set global cursor
 624 extern void WXDLLEXPORT wxSetCursor(const wxCursor& cursor);
 625
 626 #endif
 627     // _WX_GDICMNH__