1 /////////////////////////////////////////////////////////////////////////////
3 // Purpose: Common GDI classes
4 // Author: Julian Smart
8 // Copyright: (c) Julian Smart and Markus Holzem
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
13 #pragma implementation "gdicmn.h"
16 // For compilers that support precompilation, includes "wx.h".
17 #include "wx/wxprec.h"
24 #include "wx/gdicmn.h"
27 #include "wx/bitmap.h"
29 #include "wx/cursor.h"
31 #include "wx/palette.h"
45 #if !USE_SHARED_LIBRARY
46 IMPLEMENT_CLASS(wxColourDatabase
, wxList
)
47 IMPLEMENT_DYNAMIC_CLASS(wxFontList
, wxList
)
48 IMPLEMENT_DYNAMIC_CLASS(wxPenList
, wxList
)
49 IMPLEMENT_DYNAMIC_CLASS(wxBrushList
, wxList
)
50 IMPLEMENT_DYNAMIC_CLASS(wxBitmapList
, wxList
)
51 IMPLEMENT_DYNAMIC_CLASS(wxResourceCache
, wxList
)
53 IMPLEMENT_ABSTRACT_CLASS(wxDCBase
, wxObject
)
56 wxRect
::wxRect(const wxPoint
& topLeft
, const wxPoint
& bottomRight
)
60 width
= bottomRight
.x
- topLeft
.x
;
61 height
= bottomRight
.y
- topLeft
.y
;
76 wxRect
::wxRect(const wxPoint
& point
, const wxSize
& size
)
78 x
= point
.x
; y
= point
.y
;
79 width
= size
.x
; height
= size
.y
;
82 bool wxRect
::operator==(const wxRect
& rect
) const
84 return ((x
== rect
.x
) &&
86 (width
== rect
.width
) &&
87 (height
== rect
.height
));
90 wxColourDatabase
::wxColourDatabase (int type
) : wxList (type
)
94 wxColourDatabase
::~wxColourDatabase ()
96 // Cleanup Colour allocated in Initialize()
97 wxNode
*node
= First ();
100 wxColour
*col
= (wxColour
*) node
->Data ();
101 wxNode
*next
= node
->Next ();
107 // Colour database stuff
108 void wxColourDatabase
::Initialize ()
110 // Don't initialize for X: colours are found
111 // in FindColour below.
119 static cdef table
[]={
122 {_T("AQUAMARINE"),112, 219, 147},
123 {_T("BLACK"),0, 0, 0},
124 {_T("BLUE"), 0, 0, 255},
125 {_T("BLUE VIOLET"), 159, 95, 159},
126 {_T("BROWN"), 165, 42, 42},
127 {_T("CADET BLUE"), 95, 159, 159},
128 {_T("CORAL"), 255, 127, 0},
129 {_T("CORNFLOWER BLUE"), 66, 66, 111},
130 {_T("CYAN"), 0, 255, 255},
131 {_T("DARK GREY"), 47, 47, 47}, // ?
133 {_T("DARK GREEN"), 47, 79, 47},
134 {_T("DARK OLIVE GREEN"), 79, 79, 47},
135 {_T("DARK ORCHID"), 153, 50, 204},
136 {_T("DARK SLATE BLUE"), 107, 35, 142},
137 {_T("DARK SLATE GREY"), 47, 79, 79},
138 {_T("DARK TURQUOISE"), 112, 147, 219},
139 {_T("DIM GREY"), 84, 84, 84},
140 {_T("FIREBRICK"), 142, 35, 35},
141 {_T("FOREST GREEN"), 35, 142, 35},
142 {_T("GOLD"), 204, 127, 50},
143 {_T("GOLDENROD"), 219, 219, 112},
144 {_T("GREY"), 128, 128, 128},
145 {_T("GREEN"), 0, 255, 0},
146 {_T("GREEN YELLOW"), 147, 219, 112},
147 {_T("INDIAN RED"), 79, 47, 47},
148 {_T("KHAKI"), 159, 159, 95},
149 {_T("LIGHT BLUE"), 191, 216, 216},
150 {_T("LIGHT GREY"), 192, 192, 192},
151 {_T("LIGHT STEEL BLUE"), 143, 143, 188},
152 {_T("LIME GREEN"), 50, 204, 50},
153 {_T("LIGHT MAGENTA"), 255, 0, 255},
154 {_T("MAGENTA"), 255, 0, 255},
155 {_T("MAROON"), 142, 35, 107},
156 {_T("MEDIUM AQUAMARINE"), 50, 204, 153},
157 {_T("MEDIUM GREY"), 100, 100, 100},
158 {_T("MEDIUM BLUE"), 50, 50, 204},
159 {_T("MEDIUM FOREST GREEN"), 107, 142, 35},
160 {_T("MEDIUM GOLDENROD"), 234, 234, 173},
161 {_T("MEDIUM ORCHID"), 147, 112, 219},
162 {_T("MEDIUM SEA GREEN"), 66, 111, 66},
163 {_T("MEDIUM SLATE BLUE"), 127, 0, 255},
164 {_T("MEDIUM SPRING GREEN"), 127, 255, 0},
165 {_T("MEDIUM TURQUOISE"), 112, 219, 219},
166 {_T("MEDIUM VIOLET RED"), 219, 112, 147},
167 {_T("MIDNIGHT BLUE"), 47, 47, 79},
168 {_T("NAVY"), 35, 35, 142},
169 {_T("ORANGE"), 204, 50, 50},
170 {_T("ORANGE RED"), 255, 0, 127},
171 {_T("ORCHID"), 219, 112, 219},
172 {_T("PALE GREEN"), 143, 188, 143},
173 {_T("PINK"), 188, 143, 234},
174 {_T("PLUM"), 234, 173, 234},
175 {_T("PURPLE"), 176, 0, 255},
176 {_T("RED"), 255, 0, 0},
177 {_T("SALMON"), 111, 66, 66},
178 {_T("SEA GREEN"), 35, 142, 107},
179 {_T("SIENNA"), 142, 107, 35},
180 {_T("SKY BLUE"), 50, 153, 204},
181 {_T("SLATE BLUE"), 0, 127, 255},
182 {_T("SPRING GREEN"), 0, 255, 127},
183 {_T("STEEL BLUE"), 35, 107, 142},
184 {_T("TAN"), 219, 147, 112},
185 {_T("THISTLE"), 216, 191, 216},
186 {_T("TURQUOISE"), 173, 234, 234},
187 {_T("VIOLET"), 79, 47, 79},
188 {_T("VIOLET RED"), 204, 50, 153},
189 {_T("WHEAT"), 216, 216, 191},
190 {_T("WHITE"), 255, 255, 255},
191 {_T("YELLOW"), 255, 255, 0},
192 {_T("YELLOW GREEN"), 153, 204, 50},
195 #if defined(__WXGTK__) || defined(__X__)
196 {_T("MEDIUM GOLDENROD"), 234, 234, 173},
197 {_T("MEDIUM FOREST GREEN"), 107, 142, 35},
198 {_T("LIGHT MAGENTA"), 255, 0, 255},
199 {_T("MEDIUM GREY"), 100, 100, 100},
205 for (i
=0;cc
=table
[i
],cc
.name
!=0;i
++)
207 Append(cc
.name
,new wxColour(cc
.r
,cc
.g
,cc
.b
));
213 * Changed by Ian Brown, July 1994.
215 * When running under X, the Colour Database starts off empty. The X server
216 * is queried for the colour first time after which it is entered into the
217 * database. This allows our client to use the server colour database which
218 * is hopefully gamma corrected for the display being used.
221 wxColour
*wxColourDatabase
::FindColour(const wxString
& colour
)
223 // VZ: make the comparaison case insensitive
224 wxString str
= colour
;
227 wxNode
*node
= Find(str
);
229 return (wxColour
*)node
->Data();
235 // TODO for other implementations. This should really go into
236 // platform-specific directories.
246 wxColour
*col
= new wxColour( colour
);
250 return (wxColour
*) NULL
;
252 Append( colour
, col
);
262 Display
*display
= XtDisplay((Widget
) wxTheApp
->GetTopLevelWidget()) ;
265 Xv_Screen screen
= xv_get(xview_server
, SERVER_NTH_SCREEN
, 0);
266 Xv_opaque root_window
= xv_get(screen
, XV_ROOT
);
267 Display
*display
= (Display
*)xv_get(root_window
, XV_DISPLAY
);
270 /* MATTHEW: [4] Use wxGetMainColormap */
271 if (!XParseColor(display
, (Colormap
) wxTheApp
->GetMainColormap((WXDisplay
*) display
), colour
,&xcolour
))
274 unsigned char r
= (unsigned char)(xcolour
.red
>> 8);
275 unsigned char g
= (unsigned char)(xcolour
.green
>> 8);
276 unsigned char b
= (unsigned char)(xcolour
.blue
>> 8);
278 wxColour
*col
= new wxColour(r
, g
, b
);
286 wxString wxColourDatabase
::FindName (const wxColour
& colour
) const
290 unsigned char red
= colour
.Red ();
291 unsigned char green
= colour
.Green ();
292 unsigned char blue
= colour
.Blue ();
294 for (wxNode
* node
= First (); node
; node
= node
->Next ())
296 wxColour
*col
= (wxColour
*) node
->Data ();
298 if (col
->Red () == red
&& col
->Green () == green
&& col
->Blue () == blue
)
300 const wxChar
*found
= node
->GetKeyString();
313 void wxInitializeStockLists () {
314 wxTheBrushList
= new wxBrushList
;
315 wxThePenList
= new wxPenList
;
316 wxTheFontList
= new wxFontList
;
317 wxTheBitmapList
= new wxBitmapList
;
320 void wxInitializeStockObjects ()
326 // wxFontPool = new XFontPool;
329 wxNORMAL_FONT
= new wxFont (12, wxMODERN
, wxNORMAL
, wxNORMAL
);
330 wxSMALL_FONT
= new wxFont (10, wxSWISS
, wxNORMAL
, wxNORMAL
);
331 wxITALIC_FONT
= new wxFont (12, wxROMAN
, wxITALIC
, wxNORMAL
);
332 wxSWISS_FONT
= new wxFont (12, wxSWISS
, wxNORMAL
, wxNORMAL
);
334 wxRED_PEN
= new wxPen ("RED", 1, wxSOLID
);
335 wxCYAN_PEN
= new wxPen ("CYAN", 1, wxSOLID
);
336 wxGREEN_PEN
= new wxPen ("GREEN", 1, wxSOLID
);
337 wxBLACK_PEN
= new wxPen ("BLACK", 1, wxSOLID
);
338 wxWHITE_PEN
= new wxPen ("WHITE", 1, wxSOLID
);
339 wxTRANSPARENT_PEN
= new wxPen ("BLACK", 1, wxTRANSPARENT
);
340 wxBLACK_DASHED_PEN
= new wxPen ("BLACK", 1, wxSHORT_DASH
);
341 wxGREY_PEN
= new wxPen ("GREY", 1, wxSOLID
);
342 wxMEDIUM_GREY_PEN
= new wxPen ("MEDIUM GREY", 1, wxSOLID
);
343 wxLIGHT_GREY_PEN
= new wxPen ("LIGHT GREY", 1, wxSOLID
);
345 wxBLUE_BRUSH
= new wxBrush ("BLUE", wxSOLID
);
346 wxGREEN_BRUSH
= new wxBrush ("GREEN", wxSOLID
);
347 wxWHITE_BRUSH
= new wxBrush ("WHITE", wxSOLID
);
348 wxBLACK_BRUSH
= new wxBrush ("BLACK", wxSOLID
);
349 wxTRANSPARENT_BRUSH
= new wxBrush ("BLACK", wxTRANSPARENT
);
350 wxCYAN_BRUSH
= new wxBrush ("CYAN", wxSOLID
);
351 wxRED_BRUSH
= new wxBrush ("RED", wxSOLID
);
352 wxGREY_BRUSH
= new wxBrush ("GREY", wxSOLID
);
353 wxMEDIUM_GREY_BRUSH
= new wxBrush ("MEDIUM GREY", wxSOLID
);
354 wxLIGHT_GREY_BRUSH
= new wxBrush ("LIGHT GREY", wxSOLID
);
356 wxBLACK
= new wxColour ("BLACK");
357 wxWHITE
= new wxColour ("WHITE");
358 wxRED
= new wxColour ("RED");
359 wxBLUE
= new wxColour ("BLUE");
360 wxGREEN
= new wxColour ("GREEN");
361 wxCYAN
= new wxColour ("CYAN");
362 wxLIGHT_GREY
= new wxColour ("LIGHT GREY");
364 wxSTANDARD_CURSOR
= new wxCursor (wxCURSOR_ARROW
);
365 wxHOURGLASS_CURSOR
= new wxCursor (wxCURSOR_WAIT
);
366 wxCROSS_CURSOR
= new wxCursor (wxCURSOR_CROSS
);
369 void wxDeleteStockObjects ()
371 wxDELETE(wxNORMAL_FONT
);
372 wxDELETE(wxSMALL_FONT
);
373 wxDELETE(wxITALIC_FONT
);
374 wxDELETE(wxSWISS_FONT
);
377 wxDELETE(wxCYAN_PEN
);
378 wxDELETE(wxGREEN_PEN
);
379 wxDELETE(wxBLACK_PEN
);
380 wxDELETE(wxWHITE_PEN
);
381 wxDELETE(wxTRANSPARENT_PEN
);
382 wxDELETE(wxBLACK_DASHED_PEN
);
383 wxDELETE(wxGREY_PEN
);
384 wxDELETE(wxMEDIUM_GREY_PEN
);
385 wxDELETE(wxLIGHT_GREY_PEN
);
387 wxDELETE(wxBLUE_BRUSH
);
388 wxDELETE(wxGREEN_BRUSH
);
389 wxDELETE(wxWHITE_BRUSH
);
390 wxDELETE(wxBLACK_BRUSH
);
391 wxDELETE(wxTRANSPARENT_BRUSH
);
392 wxDELETE(wxCYAN_BRUSH
);
393 wxDELETE(wxRED_BRUSH
);
394 wxDELETE(wxGREY_BRUSH
);
395 wxDELETE(wxMEDIUM_GREY_BRUSH
);
396 wxDELETE(wxLIGHT_GREY_BRUSH
);
404 wxDELETE(wxLIGHT_GREY
);
406 wxDELETE(wxSTANDARD_CURSOR
);
407 wxDELETE(wxHOURGLASS_CURSOR
);
408 wxDELETE(wxCROSS_CURSOR
);
411 void wxDeleteStockLists() {
412 wxDELETE(wxTheBrushList
);
413 wxDELETE(wxThePenList
);
414 wxDELETE(wxTheFontList
);
415 wxDELETE(wxTheBitmapList
);
418 wxBitmapList
::wxBitmapList ()
422 wxBitmapList
::~wxBitmapList ()
424 #if defined(__WXMSW__) || defined(__WXMOTIF__)
425 wxNode
*node
= First ();
428 wxBitmap
*bitmap
= (wxBitmap
*) node
->Data ();
429 wxNode
*next
= node
->Next ();
430 if (bitmap
->GetVisible())
437 // Pen and Brush lists
438 wxPenList
::~wxPenList ()
440 #if defined(__WXMSW__) || defined(__WXMOTIF__)
441 wxNode
*node
= First ();
444 wxPen
*pen
= (wxPen
*) node
->Data ();
445 wxNode
*next
= node
->Next ();
446 if (pen
->GetVisible())
453 void wxPenList
::AddPen (wxPen
* pen
)
458 void wxPenList
::RemovePen (wxPen
* pen
)
463 wxPen
*wxPenList
::FindOrCreatePen (const wxColour
& colour
, int width
, int style
)
465 for (wxNode
* node
= First (); node
; node
= node
->Next ())
467 wxPen
*each_pen
= (wxPen
*) node
->Data ();
468 if (each_pen
&& each_pen
->GetVisible() &&
469 each_pen
->GetWidth () == width
&&
470 each_pen
->GetStyle () == style
&&
471 each_pen
->GetColour ().Red () == colour
.Red () &&
472 each_pen
->GetColour ().Green () == colour
.Green () &&
473 each_pen
->GetColour ().Blue () == colour
.Blue ())
476 wxPen
*pen
= new wxPen (colour
, width
, style
);
478 // Yes, we can return a pointer to this in a later FindOrCreatePen call,
479 // because we created it within FindOrCreatePen. Safeguards against
480 // returning a pointer to an automatic variable and hanging on to it
481 // (dangling pointer).
482 pen
->SetVisible(TRUE
);
486 wxBrushList
::~wxBrushList ()
488 #if defined(__WXMSW__) || defined(__WXMOTIF__)
489 wxNode
*node
= First ();
492 wxBrush
*brush
= (wxBrush
*) node
->Data ();
493 wxNode
*next
= node
->Next ();
494 if (brush
->GetVisible())
501 void wxBrushList
::AddBrush (wxBrush
* brush
)
506 wxBrush
*wxBrushList
::FindOrCreateBrush (const wxColour
& colour
, int style
)
508 for (wxNode
* node
= First (); node
; node
= node
->Next ())
510 wxBrush
*each_brush
= (wxBrush
*) node
->Data ();
511 if (each_brush
&& each_brush
->GetVisible() &&
512 each_brush
->GetStyle () == style
&&
513 each_brush
->GetColour ().Red () == colour
.Red () &&
514 each_brush
->GetColour ().Green () == colour
.Green () &&
515 each_brush
->GetColour ().Blue () == colour
.Blue ())
518 // Yes, we can return a pointer to this in a later FindOrCreateBrush call,
519 // because we created it within FindOrCreateBrush. Safeguards against
520 // returning a pointer to an automatic variable and hanging on to it
521 // (dangling pointer).
522 wxBrush
*brush
= new wxBrush (colour
, style
);
523 brush
->SetVisible(TRUE
);
527 void wxBrushList
::RemoveBrush (wxBrush
* brush
)
529 DeleteObject (brush
);
532 wxFontList
::~wxFontList ()
534 wxNode
*node
= First ();
537 // Only delete objects that are 'visible', i.e.
538 // that have been created using FindOrCreate...,
539 // where the pointers are expected to be shared
540 // (and therefore not deleted by any one part of an app).
541 wxFont
*font
= (wxFont
*) node
->Data ();
542 wxNode
*next
= node
->Next ();
543 if (font
->GetVisible())
549 void wxFontList
::AddFont (wxFont
* font
)
554 void wxFontList
::RemoveFont (wxFont
* font
)
560 FindOrCreateFont (int PointSize
, int FamilyOrFontId
, int Style
, int Weight
, bool underline
, const wxString
& Face
)
562 for (wxNode
* node
= First (); node
; node
= node
->Next ())
564 wxFont
*each_font
= (wxFont
*) node
->Data ();
565 if (each_font
&& each_font
->GetVisible() && each_font
->Ok() &&
566 each_font
->GetPointSize () == PointSize
&&
567 each_font
->GetStyle () == Style
&&
568 each_font
->GetWeight () == Weight
&&
569 each_font
->GetUnderlined () == underline
&&
571 // each_font->GetFontId () == FamilyOrFontId) /* New font system */
573 each_font
->GetFamily () == FamilyOrFontId
&&
574 ((each_font
->GetFaceName() == _T("")) || each_font
->GetFaceName() == Face
))
578 wxFont
*font
= new wxFont (PointSize
, FamilyOrFontId
, Style
, Weight
, underline
, Face
);
579 font
->SetVisible(TRUE
);
583 void wxBitmapList
::AddBitmap(wxBitmap
*bitmap
)
588 void wxBitmapList
::RemoveBitmap(wxBitmap
*bitmap
)
590 DeleteObject(bitmap
);
593 wxSize
wxGetDisplaySize()
596 wxDisplaySize(& x
, & y
);
600 wxResourceCache
::~wxResourceCache ()
602 wxNode
*node
= First ();
604 wxGDIObject
*item
= (wxGDIObject
*)node
->Data();
605 if (item
->IsKindOf(CLASSINFO(wxBrush
))) {
606 wxBrush
*brush
= (wxBrush
*)item
;
610 if (item
->IsKindOf(CLASSINFO(wxFont
))) {
611 wxFont
*font
= (wxFont
*)item
;
615 if (item
->IsKindOf(CLASSINFO(wxBitmap
))) {
616 wxBitmap
*bitmap
= (wxBitmap
*)item
;
620 if (item
->IsKindOf(CLASSINFO(wxColour
))) {
621 wxColour
*colour
= (wxColour
*)item
;
625 wxNode
*next
= node
->Next ();