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 __GDICMNH__
  13 #define __GDICMNH__
  14
  15 #ifdef __GNUG__
  16 #pragma interface "gdicmn.h"
  17 #endif
  18
  19 #include "wx/object.h"
  20 #include "wx/list.h"
  21 #include "wx/hash.h"
  22 #include "wx/setup.h"
  23
  24 #ifdef __WINDOWS__
  25 #include "wx/msw/colour.h"
  26 #elif defined(__MOTIF__)
  27 #include "wx/xt/colour.h"
  28 #elif defined(__GTK__)
  29 #include "wx/gtk/colour.h"
  30 #endif
  31
  32 // Standard cursors
  33 typedef enum {
  34  wxCURSOR_ARROW =  1,
  35  wxCURSOR_BULLSEYE,
  36  wxCURSOR_CHAR,
  37  wxCURSOR_CROSS,
  38  wxCURSOR_HAND,
  39  wxCURSOR_IBEAM,
  40  wxCURSOR_LEFT_BUTTON,
  41  wxCURSOR_MAGNIFIER,
  42  wxCURSOR_MIDDLE_BUTTON,
  43  wxCURSOR_NO_ENTRY,
  44  wxCURSOR_PAINT_BRUSH,
  45  wxCURSOR_PENCIL,
  46  wxCURSOR_POINT_LEFT,
  47  wxCURSOR_POINT_RIGHT,
  48  wxCURSOR_QUESTION_ARROW,
  49  wxCURSOR_RIGHT_BUTTON,
  50  wxCURSOR_SIZENESW,
  51  wxCURSOR_SIZENS,
  52  wxCURSOR_SIZENWSE,
  53  wxCURSOR_SIZEWE,
  54  wxCURSOR_SIZING,
  55  wxCURSOR_SPRAYCAN,
  56  wxCURSOR_WAIT,
  57  wxCURSOR_WATCH,
  58  wxCURSOR_BLANK
  59 #ifdef __X__
  60   /* Not yet implemented for Windows */
  61   , wxCURSOR_CROSS_REVERSE,
  62   wxCURSOR_DOUBLE_ARROW,
  63   wxCURSOR_BASED_ARROW_UP,
  64   wxCURSOR_BASED_ARROW_DOWN
  65 #endif
  66 } _standard_cursors_t;
  67
  68 class WXDLLEXPORT wxSize
  69 {
  70 public:
  71   long x;
  72   long y;
  73   inline wxSize() { x = 0; y = 0; }
  74   inline wxSize(long xx, long yy) { x = xx; y = yy; }
  75   inline wxSize(const wxSize& sz) { x = sz.x; y = sz.y; }
  76   inline void operator = (const wxSize& sz) { x = sz.x; y = sz.y; }
  77   inline wxSize operator + (const wxSize& sz) { return wxSize(x + sz.x, y + sz.y); }
  78   inline wxSize operator - (const wxSize& sz) { return wxSize(x - sz.x, y - sz.y); }
  79   inline void Set(long xx, long yy) { x = xx; y = yy; }
  80   inline long GetX() const { return x; }
  81   inline long GetY() const { return y; }
  82 };
  83
  84 // Point
  85 class WXDLLEXPORT wxRealPoint
  86 {
  87  public:
  88   double x;
  89   double y;
  90   inline wxRealPoint() { x = 0.0; y = 0.0; };
  91   inline wxRealPoint(double _x, double _y) { x = _x; y = _y; };
  92   inline wxRealPoint operator + (const wxRealPoint& pt) { return wxRealPoint(x + pt.x, y + pt.y); }
  93   inline wxRealPoint operator - (const wxRealPoint& pt) { return wxRealPoint(x - pt.x, y - pt.y); }
  94
  95   inline void operator = (const wxRealPoint& pt) { x = pt.x; y = pt.y; }
  96 };
  97
  98 class WXDLLEXPORT wxPoint
  99 {
 100  public:
 101 #if defined(__WINDOWS__) && !defined(__WIN32__)
 102   int x;
 103   int y;
 104 #else
 105   long x;
 106   long y;
 107 #endif
 108
 109   inline wxPoint() { x = 0; y = 0; };
 110   wxPoint(long the_x, long the_y) { x = the_x; y = the_y; };
 111   wxPoint(const wxPoint& pt) { x = pt.x; y = pt.y; };
 112
 113   inline void operator = (const wxPoint& pt) { x = pt.x; y = pt.y; }
 114   inline wxPoint operator + (const wxPoint& pt) { return wxPoint(x + pt.x, y + pt.y); }
 115   inline wxPoint operator - (const wxPoint& pt) { return wxPoint(x - pt.x, y - pt.y); }
 116 };
 117
 118 #if WXWIN_COMPATIBILITY
 119 #define wxIntPoint wxPoint
 120 #define wxRectangle wxRect
 121 #endif
 122
 123 class WXDLLEXPORT wxRect
 124 {
 125 public:
 126    wxRect() ;
 127    wxRect(long x, long y, long w, long h);
 128    wxRect(const wxPoint& topLeft, const wxPoint& bottomRight);
 129    wxRect(const wxPoint& pos, const wxSize& size);
 130    wxRect(const wxRect& rect);
 131
 132    inline long  GetX() const        { return x; }
 133    inline void SetX(long X)       { x = X; }
 134    inline long  GetY() const        { return y; }
 135    inline void SetY(long Y)       { y = Y; }
 136    inline long  GetWidth() const        { return width; }
 137    inline void SetWidth(long w)   { width = w; }
 138    inline long  GetHeight() const       { return height; }
 139    inline void SetHeight(long h)  { height = h; }
 140
 141    inline wxPoint GetPosition() { return wxPoint(x, y); }
 142    inline wxSize GetSize() { return wxSize(width, height); }
 143
 144    inline long  GetLeft()   const { return x; }
 145    inline long  GetTop()    const { return y; }
 146    inline long  GetBottom() const { return y + height; }
 147    inline long  GetRight()  const { return x + width; }
 148
 149    wxRect& operator = (const wxRect& rect);
 150    bool operator == (const wxRect& rect);
 151    bool operator != (const wxRect& rect);
 152 public:
 153    long x, y, width, height;
 154 };
 155
 156 class WXDLLEXPORT wxBrush;
 157 class WXDLLEXPORT wxPen;
 158 class WXDLLEXPORT wxBitmap;
 159 class WXDLLEXPORT wxIcon;
 160 class WXDLLEXPORT wxCursor;
 161 class WXDLLEXPORT wxFont;
 162 class WXDLLEXPORT wxPalette;
 163 class WXDLLEXPORT wxPalette;
 164
 165 /*
 166  * Bitmap flags
 167  */
 168
 169 // Hint to indicate filetype
 170 #define wxBITMAP_TYPE_BMP               1
 171 #define wxBITMAP_TYPE_BMP_RESOURCE      2
 172 #define wxBITMAP_TYPE_ICO               3
 173 #define wxBITMAP_TYPE_ICO_RESOURCE      4
 174 #define wxBITMAP_TYPE_CUR               5
 175 #define wxBITMAP_TYPE_CUR_RESOURCE      6
 176 #define wxBITMAP_TYPE_XBM               7
 177 #define wxBITMAP_TYPE_XBM_DATA          8
 178 #define wxBITMAP_TYPE_XPM               9
 179 #define wxBITMAP_TYPE_XPM_DATA          10
 180 #define wxBITMAP_TYPE_TIF               11
 181 #define wxBITMAP_TYPE_TIF_RESOURCE      12
 182 #define wxBITMAP_TYPE_GIF               13
 183 #define wxBITMAP_TYPE_GIF_RESOURCE      14
 184 #define wxBITMAP_TYPE_PNG               15
 185 #define wxBITMAP_TYPE_PNG_RESOURCE      16
 186 #define wxBITMAP_TYPE_ANY               50
 187
 188 #define wxBITMAP_TYPE_RESOURCE wxBITMAP_TYPE_BMP_RESOURCE
 189
 190 class WXDLLEXPORT wxBitmap;
 191 class WXDLLEXPORT wxCursor;
 192 class WXDLLEXPORT wxIcon;
 193
 194 // Management of pens, brushes and fonts
 195 class WXDLLEXPORT wxPenList: public wxList
 196 {
 197   DECLARE_DYNAMIC_CLASS(wxPenList)
 198  public:
 199   inline wxPenList()
 200     { }
 201   ~wxPenList();
 202   void AddPen(wxPen *pen);
 203   void RemovePen(wxPen *pen);
 204   wxPen *FindOrCreatePen(const wxColour& colour, int width, int style);
 205   wxPen *FindOrCreatePen(const wxString& colour, int width, int style);
 206 };
 207
 208 class WXDLLEXPORT wxBrushList: public wxList
 209 {
 210   DECLARE_DYNAMIC_CLASS(wxBrushList)
 211  public:
 212   inline wxBrushList()
 213     { }
 214   ~wxBrushList();
 215   void AddBrush(wxBrush *brush);
 216   void RemoveBrush(wxBrush *brush);
 217   wxBrush *FindOrCreateBrush(const wxColour& colour, int style);
 218   wxBrush *FindOrCreateBrush(const wxString& colour, int style);
 219 };
 220
 221 WXDLLEXPORT_DATA(extern const char*) wxEmptyString;
 222
 223 class WXDLLEXPORT wxFontList: public wxList
 224 {
 225   DECLARE_DYNAMIC_CLASS(wxFontList)
 226  public:
 227   inline wxFontList()
 228     { }
 229   ~wxFontList();
 230   void AddFont(wxFont *font);
 231   void RemoveFont(wxFont *font);
 232   wxFont *FindOrCreateFont(int pointSize, int family, int style, int weight,
 233     bool underline = FALSE, const wxString& face = wxEmptyString);
 234 };
 235
 236 class WXDLLEXPORT wxColourDatabase: public wxList
 237 {
 238   DECLARE_CLASS(wxColourDatabase)
 239  public:
 240   wxColourDatabase(int type);
 241   ~wxColourDatabase() ;
 242   // Not const because it may add a name to the database
 243   wxColour *FindColour(const wxString& colour) ;
 244   wxString FindName(const wxColour& colour) const;
 245   void Initialize();
 246 };
 247
 248 class WXDLLEXPORT wxBitmapList: public wxList
 249 {
 250   DECLARE_DYNAMIC_CLASS(wxBitmapList)
 251  public:
 252    wxBitmapList();
 253   ~wxBitmapList();
 254
 255   void AddBitmap(wxBitmap *bitmap);
 256   void RemoveBitmap(wxBitmap *bitmap);
 257 };
 258
 259 // Lists of GDI objects
 260 WXDLLEXPORT_DATA(extern wxPenList*)     wxThePenList;
 261 WXDLLEXPORT_DATA(extern wxBrushList*)   wxTheBrushList;
 262 WXDLLEXPORT_DATA(extern wxFontList*)            wxTheFontList;
 263 WXDLLEXPORT_DATA(extern wxBitmapList*)  wxTheBitmapList;
 264
 265 // Stock objects
 266 WXDLLEXPORT_DATA(extern wxFont*)                        wxNORMAL_FONT;
 267 WXDLLEXPORT_DATA(extern wxFont*)                        wxSMALL_FONT;
 268 WXDLLEXPORT_DATA(extern wxFont*)                        wxITALIC_FONT;
 269 WXDLLEXPORT_DATA(extern wxFont*)                        wxSWISS_FONT;
 270
 271 WXDLLEXPORT_DATA(extern wxPen*)                 wxRED_PEN;
 272 WXDLLEXPORT_DATA(extern wxPen*)                 wxCYAN_PEN;
 273 WXDLLEXPORT_DATA(extern wxPen*)                 wxGREEN_PEN;
 274 WXDLLEXPORT_DATA(extern wxPen*)                 wxBLACK_PEN;
 275 WXDLLEXPORT_DATA(extern wxPen*)                 wxWHITE_PEN;
 276 WXDLLEXPORT_DATA(extern wxPen*)                 wxTRANSPARENT_PEN;
 277 WXDLLEXPORT_DATA(extern wxPen*)                 wxBLACK_DASHED_PEN;
 278 WXDLLEXPORT_DATA(extern wxPen*)                 wxGREY_PEN;
 279 WXDLLEXPORT_DATA(extern wxPen*)                 wxMEDIUM_GREY_PEN;
 280 WXDLLEXPORT_DATA(extern wxPen*)                 wxLIGHT_GREY_PEN;
 281
 282 WXDLLEXPORT_DATA(extern wxBrush*)               wxBLUE_BRUSH;
 283 WXDLLEXPORT_DATA(extern wxBrush*)               wxGREEN_BRUSH;
 284 WXDLLEXPORT_DATA(extern wxBrush*)               wxWHITE_BRUSH;
 285 WXDLLEXPORT_DATA(extern wxBrush*)               wxBLACK_BRUSH;
 286 WXDLLEXPORT_DATA(extern wxBrush*)               wxGREY_BRUSH;
 287 WXDLLEXPORT_DATA(extern wxBrush*)               wxMEDIUM_GREY_BRUSH;
 288 WXDLLEXPORT_DATA(extern wxBrush*)               wxLIGHT_GREY_BRUSH;
 289 WXDLLEXPORT_DATA(extern wxBrush*)               wxTRANSPARENT_BRUSH;
 290 WXDLLEXPORT_DATA(extern wxBrush*)               wxCYAN_BRUSH;
 291 WXDLLEXPORT_DATA(extern wxBrush*)               wxRED_BRUSH;
 292
 293 WXDLLEXPORT_DATA(extern wxColour*)              wxBLACK;
 294 WXDLLEXPORT_DATA(extern wxColour*)              wxWHITE;
 295 WXDLLEXPORT_DATA(extern wxColour*)              wxRED;
 296 WXDLLEXPORT_DATA(extern wxColour*)              wxBLUE;
 297 WXDLLEXPORT_DATA(extern wxColour*)              wxGREEN;
 298 WXDLLEXPORT_DATA(extern wxColour*)              wxCYAN;
 299 WXDLLEXPORT_DATA(extern wxColour*)              wxLIGHT_GREY;
 300
 301 // 'Null' objects
 302 WXDLLEXPORT_DATA(extern wxBitmap)               wxNullBitmap;
 303 WXDLLEXPORT_DATA(extern wxIcon)                 wxNullIcon;
 304 WXDLLEXPORT_DATA(extern wxCursor)               wxNullCursor;
 305 WXDLLEXPORT_DATA(extern wxPen)                  wxNullPen;
 306 WXDLLEXPORT_DATA(extern wxBrush)                wxNullBrush;
 307 WXDLLEXPORT_DATA(extern wxPalette)              wxNullPalette;
 308 WXDLLEXPORT_DATA(extern wxFont)                 wxNullFont;
 309 WXDLLEXPORT_DATA(extern wxColour)               wxNullColour;
 310
 311 // Stock cursors types
 312 WXDLLEXPORT_DATA(extern wxCursor*)              wxSTANDARD_CURSOR;
 313 WXDLLEXPORT_DATA(extern wxCursor*)              wxHOURGLASS_CURSOR;
 314 WXDLLEXPORT_DATA(extern wxCursor*)              wxCROSS_CURSOR;
 315
 316 WXDLLEXPORT_DATA(extern wxColourDatabase*)      wxTheColourDatabase;
 317 extern void WXDLLEXPORT wxInitializeStockObjects();
 318 extern void WXDLLEXPORT wxDeleteStockObjects();
 319
 320 extern bool WXDLLEXPORT wxColourDisplay();
 321
 322 // Returns depth of screen
 323 extern int WXDLLEXPORT wxDisplayDepth();
 324 #define wxGetDisplayDepth wxDisplayDepth
 325
 326 extern void WXDLLEXPORT wxDisplaySize(int *width, int *height);
 327 extern wxSize WXDLLEXPORT wxGetDisplaySize();
 328
 329 extern void WXDLLEXPORT wxSetCursor(const wxCursor& cursor);
 330
 331 // Useful macro for create icons portably
 332
 333 #ifdef __WINDOWS__
 334 # define wxICON(X) wxIcon(X##_icon);
 335 #elif defined(__X__)
 336 # define wxICON(X) wxIcon(X##_bits, X##_width, X##_height);
 337 #else
 338 # define wxICON    wxIcon
 339 #endif
 340
 341 /*
 342   Example:
 343   #define wxbuild_icon "wxbuild"
 344
 345   wxIcon *icon = new wxICON(wxbuild);
 346  */
 347
 348 #endif
 349     // __GDICMNH__