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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)
f03fc89f 9// Licence: wxWindows licence
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10/////////////////////////////////////////////////////////////////////////////
11
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12#ifndef _WX_GDICMNH__
13#define _WX_GDICMNH__
c801d85f 14
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15// ---------------------------------------------------------------------------
16// headers
17// ---------------------------------------------------------------------------
18
c801d85f 19#ifdef __GNUG__
f03fc89f 20 #pragma interface "gdicmn.h"
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21#endif
22
23#include "wx/object.h"
24#include "wx/list.h"
25#include "wx/hash.h"
34138703 26#include "wx/string.h"
c801d85f 27#include "wx/setup.h"
34138703 28#include "wx/colour.h"
37bebc11 29#include "wx/font.h"
c801d85f 30
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31// ---------------------------------------------------------------------------
32// forward declarations
33// ---------------------------------------------------------------------------
34
35class WXDLLEXPORT wxBitmap;
36class WXDLLEXPORT wxBrush;
37class WXDLLEXPORT wxColour;
38class WXDLLEXPORT wxCursor;
39class WXDLLEXPORT wxFont;
40class WXDLLEXPORT wxIcon;
41class WXDLLEXPORT wxPalette;
42class WXDLLEXPORT wxPen;
43class WXDLLEXPORT wxRegion;
44class WXDLLEXPORT wxString;
45
46// ---------------------------------------------------------------------------
47// constants
48// ---------------------------------------------------------------------------
49
50// Bitmap flags
51enum
52{
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53 wxBITMAP_TYPE_INVALID, // should be == 0 for compatibility!
54 wxBITMAP_TYPE_BMP,
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55 wxBITMAP_TYPE_BMP_RESOURCE,
56 wxBITMAP_TYPE_RESOURCE = wxBITMAP_TYPE_BMP_RESOURCE,
57 wxBITMAP_TYPE_ICO,
58 wxBITMAP_TYPE_ICO_RESOURCE,
59 wxBITMAP_TYPE_CUR,
60 wxBITMAP_TYPE_CUR_RESOURCE,
61 wxBITMAP_TYPE_XBM,
62 wxBITMAP_TYPE_XBM_DATA,
63 wxBITMAP_TYPE_XPM,
64 wxBITMAP_TYPE_XPM_DATA,
65 wxBITMAP_TYPE_TIF,
66 wxBITMAP_TYPE_TIF_RESOURCE,
67 wxBITMAP_TYPE_GIF,
68 wxBITMAP_TYPE_GIF_RESOURCE,
69 wxBITMAP_TYPE_PNG,
70 wxBITMAP_TYPE_PNG_RESOURCE,
71 wxBITMAP_TYPE_JPEG,
72 wxBITMAP_TYPE_JPEG_RESOURCE,
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73 wxBITMAP_TYPE_PNM,
74 wxBITMAP_TYPE_PNM_RESOURCE,
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75 wxBITMAP_TYPE_PCX,
76 wxBITMAP_TYPE_PCX_RESOURCE,
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77 wxBITMAP_TYPE_PICT,
78 wxBITMAP_TYPE_PICT_RESOURCE,
79 wxBITMAP_TYPE_ICON,
80 wxBITMAP_TYPE_ICON_RESOURCE,
81 wxBITMAP_TYPE_MACCURSOR,
82 wxBITMAP_TYPE_MACCURSOR_RESOURCE,
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83 wxBITMAP_TYPE_ANY = 50
84};
85
c801d85f 86// Standard cursors
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87enum wxStockCursor
88{
89 wxCURSOR_NONE, // should be 0
90 wxCURSOR_ARROW,
91 wxCURSOR_BULLSEYE,
92 wxCURSOR_CHAR,
93 wxCURSOR_CROSS,
94 wxCURSOR_HAND,
95 wxCURSOR_IBEAM,
96 wxCURSOR_LEFT_BUTTON,
97 wxCURSOR_MAGNIFIER,
98 wxCURSOR_MIDDLE_BUTTON,
99 wxCURSOR_NO_ENTRY,
100 wxCURSOR_PAINT_BRUSH,
101 wxCURSOR_PENCIL,
102 wxCURSOR_POINT_LEFT,
103 wxCURSOR_POINT_RIGHT,
104 wxCURSOR_QUESTION_ARROW,
105 wxCURSOR_RIGHT_BUTTON,
106 wxCURSOR_SIZENESW,
107 wxCURSOR_SIZENS,
108 wxCURSOR_SIZENWSE,
109 wxCURSOR_SIZEWE,
110 wxCURSOR_SIZING,
111 wxCURSOR_SPRAYCAN,
112 wxCURSOR_WAIT,
113 wxCURSOR_WATCH,
114 wxCURSOR_BLANK,
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115#ifdef __WXGTK__
116 wxCURSOR_DEFAULT, // standard X11 cursor
117#endif
c801d85f 118#ifdef __X__
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119 // Not yet implemented for Windows
120 wxCURSOR_CROSS_REVERSE,
121 wxCURSOR_DOUBLE_ARROW,
122 wxCURSOR_BASED_ARROW_UP,
ea804aad 123 wxCURSOR_BASED_ARROW_DOWN,
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124#endif // X11
125
126 wxCURSOR_MAX
127};
128
129// ---------------------------------------------------------------------------
130// macros
131// ---------------------------------------------------------------------------
132
133/* Useful macro for creating icons portably, for example:
134
135 wxIcon *icon = new wxICON(mondrian);
136
137 expands into:
138
139 wxIcon *icon = new wxIcon("mondrian"); // On wxMSW
140 wxIcon *icon = new wxIcon(mondrian_xpm); // On wxGTK
141 */
142
143#ifdef __WXMSW__
144 // Load from a resource
145 #define wxICON(X) wxIcon("" #X "")
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146#elif defined(__WXPM__)
147 // Load from a resource
148 #define wxICON(X) wxIcon("" #X "")
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149#elif defined(__WXGTK__)
150 // Initialize from an included XPM
151 #define wxICON(X) wxIcon( (const char**) X##_xpm )
152#elif defined(__WXMOTIF__)
153 // Initialize from an included XPM
154 #define wxICON(X) wxIcon( X##_xpm )
155#else
156 // This will usually mean something on any platform
157 #define wxICON(X) wxIcon("" #X "")
158#endif // platform
159
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160/* Another macro: this one is for portable creation of bitmaps. We assume that
161 under Unix bitmaps live in XPMs and under Windows they're in ressources.
162 */
163
164#if defined(__WXMSW__) || defined(__WXPM__)
165 #define wxBITMAP(name) wxBitmap(#name, wxBITMAP_TYPE_RESOURCE)
b8aa1680 166#elif defined(__WXGTK__) || defined(__WXMOTIF__)
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167 // Initialize from an included XPM
168 #define wxBITMAP(name) wxBitmap( (const char**) name##_xpm )
b8aa1680 169#else // other platforms
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170 #define wxBITMAP(name) wxBitmap(name##_xpm, wxBITMAP_TYPE_XPM)
171#endif // platform
172
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173// ===========================================================================
174// classes
175// ===========================================================================
c801d85f 176
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177// ---------------------------------------------------------------------------
178// wxSize
179// ---------------------------------------------------------------------------
6a6c0a8b 180class WXDLLEXPORT wxSize
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181{
182public:
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183 // members are public for compatibility (don't use them directly,
184 // especially that there names were chosen very unfortunately - they should
185 // have been called width and height)
72cdf4c9 186 int x, y;
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187
188 // constructors
189 wxSize() { x = y = 0; }
72cdf4c9 190 wxSize(int xx, int yy) { Set(xx, yy); }
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191
192 // no copy ctor or assignment operator - the defaults are ok
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193 bool operator==(const wxSize& sz) const { return x == sz.x && y == sz.y; }
194
195 // FIXME are these really useful? If they're, we should have += &c as well
196 wxSize operator+(const wxSize& sz) { return wxSize(x + sz.x, y + sz.y); }
197 wxSize operator-(const wxSize& sz) { return wxSize(x - sz.x, y - sz.y); }
198
cc775580 199 // accessors
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200 void Set(int xx, int yy) { x = xx; y = yy; }
201 void SetWidth(int w) { x = w; }
202 void SetHeight(int h) { y = h; }
cc775580 203
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204 int GetWidth() const { return x; }
205 int GetHeight() const { return y; }
f03fc89f 206
cc775580 207 // compatibility
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208 int GetX() const { return x; }
209 int GetY() const { return y; }
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210};
211
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212// ---------------------------------------------------------------------------
213// Point classes: with real or integer coordinates
214// ---------------------------------------------------------------------------
764a3a49 215
6a6c0a8b 216class WXDLLEXPORT wxRealPoint
c801d85f 217{
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218public:
219 double x;
220 double y;
221
222 wxRealPoint() { x = y = 0.0; };
223 wxRealPoint(double xx, double yy) { x = xx; y = yy; };
224
225 wxRealPoint operator+(const wxRealPoint& pt) { return wxRealPoint(x + pt.x, y + pt.y); }
226 wxRealPoint operator-(const wxRealPoint& pt) { return wxRealPoint(x - pt.x, y - pt.y); }
227
228 bool operator==(const wxRealPoint& pt) const { return x == pt.x && y == pt.y; }
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229};
230
6a6c0a8b 231class WXDLLEXPORT wxPoint
c801d85f 232{
f03fc89f 233public:
72cdf4c9 234 int x, y;
6a6c0a8b 235
f03fc89f 236 wxPoint() { x = y = 0; };
72cdf4c9 237 wxPoint(int xx, int yy) { x = xx; y = yy; };
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238
239 // no copy ctor or assignment operator - the defaults are ok
6a6c0a8b 240
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241 // comparison
242 bool operator==(const wxPoint& p) const { return x == p.x && y == p.y; }
243 bool operator!=(const wxPoint& p) const { return !(*this == p); }
244
245 // arithmetic operations (component wise)
246 wxPoint operator+(const wxPoint& p) { return wxPoint(x + p.x, y + p.y); }
247 wxPoint operator-(const wxPoint& p) { return wxPoint(x - p.x, y - p.y); }
f03fc89f 248
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249 wxPoint& operator+=(const wxPoint& p) { x += p.x; y += p.y; return *this; }
250 wxPoint& operator-=(const wxPoint& p) { x -= p.x; y -= p.y; return *this; }
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251};
252
253#if WXWIN_COMPATIBILITY
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254 #define wxIntPoint wxPoint
255 #define wxRectangle wxRect
256#endif // WXWIN_COMPATIBILITY
257
258// ---------------------------------------------------------------------------
259// wxRect
260// ---------------------------------------------------------------------------
c801d85f 261
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262class WXDLLEXPORT wxRect
263{
c801d85f 264public:
a23fd0e1 265 wxRect() { x = y = width = height = 0; }
72cdf4c9 266 wxRect(int xx, int yy, int ww, int hh)
a23fd0e1 267 { x = xx; y = yy; width = ww; height = hh; }
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268 wxRect(const wxPoint& topLeft, const wxPoint& bottomRight);
269 wxRect(const wxPoint& pos, const wxSize& size);
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270
271 // default copy ctor and assignment operators ok
c801d85f 272
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273 int GetX() const { return x; }
274 void SetX(int xx) { x = xx; }
c801d85f 275
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276 int GetY() const { return y; }
277 void SetY(int yy) { y = yy; }
c801d85f 278
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279 int GetWidth() const { return width; }
280 void SetWidth(int w) { width = w; }
c801d85f 281
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282 int GetHeight() const { return height; }
283 void SetHeight(int h) { height = h; }
f03fc89f 284
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285 wxPoint GetPosition() const { return wxPoint(x, y); }
286 wxSize GetSize() const { return wxSize(width, height); }
f03fc89f 287
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288 // MFC-like functions
289
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290 int GetLeft() const { return x; }
291 int GetTop() const { return y; }
292 int GetBottom() const { return y + height - 1; }
293 int GetRight() const { return x + width - 1; }
f03fc89f 294
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295 void SetLeft(int left) { x = left; }
296 void SetRight(int right) { width = right - x + 1; }
297 void SetTop(int top) { y = top; }
298 void SetBottom(int bottom) { height = bottom - y + 1; }
dcb44466 299
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300 bool operator==(const wxRect& rect) const;
301 bool operator!=(const wxRect& rect) const { return !(*this == rect); }
f03fc89f 302
7742598f 303 bool Inside(int cx, int cy) const;
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304 wxRect operator + (const wxRect& rect) const;
305 const wxRect& operator += (const wxRect& rect);
72cdf4c9 306
f03fc89f 307public:
72cdf4c9 308 int x, y, width, height;
f03fc89f 309};
c801d85f 310
f03fc89f 311// ---------------------------------------------------------------------------
c801d85f 312// Management of pens, brushes and fonts
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313// ---------------------------------------------------------------------------
314
315class WXDLLEXPORT wxPenList : public wxList
c801d85f 316{
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317 DECLARE_DYNAMIC_CLASS(wxPenList)
318
319public:
320 wxPenList() { }
321 ~wxPenList();
322
323 void AddPen(wxPen *pen);
324 void RemovePen(wxPen *pen);
325 wxPen *FindOrCreatePen(const wxColour& colour, int width, int style);
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326};
327
f03fc89f 328class WXDLLEXPORT wxBrushList : public wxList
c801d85f 329{
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330 DECLARE_DYNAMIC_CLASS(wxBrushList)
331
332public:
333 wxBrushList() { }
334 ~wxBrushList();
335
336 void AddBrush(wxBrush *brush);
337 void RemoveBrush(wxBrush *brush);
338 wxBrush *FindOrCreateBrush(const wxColour& colour, int style);
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339};
340
9d2f3c71 341WXDLLEXPORT_DATA(extern const wxChar*) wxEmptyString;
c801d85f 342
f03fc89f 343class WXDLLEXPORT wxFontList : public wxList
c801d85f 344{
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345 DECLARE_DYNAMIC_CLASS(wxFontList)
346
347public:
348 wxFontList() { }
349 ~wxFontList();
350
351 void AddFont(wxFont *font);
352 void RemoveFont(wxFont *font);
353 wxFont *FindOrCreateFont(int pointSize, int family, int style, int weight,
354 bool underline = FALSE,
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355 const wxString& face = wxEmptyString,
356 wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
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357};
358
f03fc89f 359class WXDLLEXPORT wxColourDatabase : public wxList
c801d85f 360{
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361 DECLARE_CLASS(wxColourDatabase)
362
363public:
364 wxColourDatabase(int type);
365 ~wxColourDatabase() ;
366
367 // Not const because it may add a name to the database
368 wxColour *FindColour(const wxString& colour) ;
369 wxString FindName(const wxColour& colour) const;
370 void Initialize();
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371};
372
f03fc89f 373class WXDLLEXPORT wxBitmapList : public wxList
c801d85f 374{
f03fc89f 375 DECLARE_DYNAMIC_CLASS(wxBitmapList)
c801d85f 376
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377public:
378 wxBitmapList();
379 ~wxBitmapList();
380
381 void AddBitmap(wxBitmap *bitmap);
382 void RemoveBitmap(wxBitmap *bitmap);
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383};
384
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385class WXDLLEXPORT wxResourceCache: public wxList
386{
387public:
388 wxResourceCache() { }
389 wxResourceCache(const unsigned int keyType) : wxList(keyType) { }
390 ~wxResourceCache();
391
392private:
393 DECLARE_DYNAMIC_CLASS(wxResourceCache)
394};
395
396// ---------------------------------------------------------------------------
397// global variables
398// ---------------------------------------------------------------------------
399
c801d85f 400// Lists of GDI objects
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401WXDLLEXPORT_DATA(extern wxPenList*) wxThePenList;
402WXDLLEXPORT_DATA(extern wxBrushList*) wxTheBrushList;
403WXDLLEXPORT_DATA(extern wxFontList*) wxTheFontList;
404WXDLLEXPORT_DATA(extern wxBitmapList*) wxTheBitmapList;
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405
406// Stock objects
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407WXDLLEXPORT_DATA(extern wxFont*) wxNORMAL_FONT;
408WXDLLEXPORT_DATA(extern wxFont*) wxSMALL_FONT;
409WXDLLEXPORT_DATA(extern wxFont*) wxITALIC_FONT;
410WXDLLEXPORT_DATA(extern wxFont*) wxSWISS_FONT;
411
412WXDLLEXPORT_DATA(extern wxPen*) wxRED_PEN;
413WXDLLEXPORT_DATA(extern wxPen*) wxCYAN_PEN;
414WXDLLEXPORT_DATA(extern wxPen*) wxGREEN_PEN;
415WXDLLEXPORT_DATA(extern wxPen*) wxBLACK_PEN;
416WXDLLEXPORT_DATA(extern wxPen*) wxWHITE_PEN;
417WXDLLEXPORT_DATA(extern wxPen*) wxTRANSPARENT_PEN;
418WXDLLEXPORT_DATA(extern wxPen*) wxBLACK_DASHED_PEN;
419WXDLLEXPORT_DATA(extern wxPen*) wxGREY_PEN;
420WXDLLEXPORT_DATA(extern wxPen*) wxMEDIUM_GREY_PEN;
421WXDLLEXPORT_DATA(extern wxPen*) wxLIGHT_GREY_PEN;
422
423WXDLLEXPORT_DATA(extern wxBrush*) wxBLUE_BRUSH;
424WXDLLEXPORT_DATA(extern wxBrush*) wxGREEN_BRUSH;
425WXDLLEXPORT_DATA(extern wxBrush*) wxWHITE_BRUSH;
426WXDLLEXPORT_DATA(extern wxBrush*) wxBLACK_BRUSH;
427WXDLLEXPORT_DATA(extern wxBrush*) wxGREY_BRUSH;
428WXDLLEXPORT_DATA(extern wxBrush*) wxMEDIUM_GREY_BRUSH;
429WXDLLEXPORT_DATA(extern wxBrush*) wxLIGHT_GREY_BRUSH;
430WXDLLEXPORT_DATA(extern wxBrush*) wxTRANSPARENT_BRUSH;
431WXDLLEXPORT_DATA(extern wxBrush*) wxCYAN_BRUSH;
432WXDLLEXPORT_DATA(extern wxBrush*) wxRED_BRUSH;
433
434WXDLLEXPORT_DATA(extern wxColour*) wxBLACK;
435WXDLLEXPORT_DATA(extern wxColour*) wxWHITE;
436WXDLLEXPORT_DATA(extern wxColour*) wxRED;
437WXDLLEXPORT_DATA(extern wxColour*) wxBLUE;
438WXDLLEXPORT_DATA(extern wxColour*) wxGREEN;
439WXDLLEXPORT_DATA(extern wxColour*) wxCYAN;
440WXDLLEXPORT_DATA(extern wxColour*) wxLIGHT_GREY;
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441
442// 'Null' objects
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443WXDLLEXPORT_DATA(extern wxBitmap) wxNullBitmap;
444WXDLLEXPORT_DATA(extern wxIcon) wxNullIcon;
445WXDLLEXPORT_DATA(extern wxCursor) wxNullCursor;
446WXDLLEXPORT_DATA(extern wxPen) wxNullPen;
447WXDLLEXPORT_DATA(extern wxBrush) wxNullBrush;
448WXDLLEXPORT_DATA(extern wxPalette) wxNullPalette;
449WXDLLEXPORT_DATA(extern wxFont) wxNullFont;
450WXDLLEXPORT_DATA(extern wxColour) wxNullColour;
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451
452// Stock cursors types
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453WXDLLEXPORT_DATA(extern wxCursor*) wxSTANDARD_CURSOR;
454WXDLLEXPORT_DATA(extern wxCursor*) wxHOURGLASS_CURSOR;
455WXDLLEXPORT_DATA(extern wxCursor*) wxCROSS_CURSOR;
456
457WXDLLEXPORT_DATA(extern wxColourDatabase*) wxTheColourDatabase;
458
459WXDLLEXPORT_DATA(extern const wxChar*) wxPanelNameStr;
c801d85f 460
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461WXDLLEXPORT_DATA(extern const wxSize) wxDefaultSize;
462WXDLLEXPORT_DATA(extern const wxPoint) wxDefaultPosition;
463
464// The list of objects which should be deleted
465WXDLLEXPORT_DATA(extern wxList) wxPendingDelete;
466
467// ---------------------------------------------------------------------------
468// global functions
469// ---------------------------------------------------------------------------
470
471// resource management
6a6c0a8b 472extern void WXDLLEXPORT wxInitializeStockObjects();
a3622daa 473extern void WXDLLEXPORT wxInitializeStockLists();
6a6c0a8b 474extern void WXDLLEXPORT wxDeleteStockObjects();
a3622daa 475extern void WXDLLEXPORT wxDeleteStockLists();
c801d85f 476
f03fc89f 477// is the display colour (or monochrome)?
6a6c0a8b 478extern bool WXDLLEXPORT wxColourDisplay();
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479
480// Returns depth of screen
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481extern int WXDLLEXPORT wxDisplayDepth();
482#define wxGetDisplayDepth wxDisplayDepth
c801d85f 483
f03fc89f 484// get the diaplay size
c801d85f 485extern void WXDLLEXPORT wxDisplaySize(int *width, int *height);
6a6c0a8b 486extern wxSize WXDLLEXPORT wxGetDisplaySize();
c801d85f 487
f03fc89f 488// set global cursor
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489extern void WXDLLEXPORT wxSetCursor(const wxCursor& cursor);
490
c801d85f 491#endif
34138703 492 // _WX_GDICMNH__