src/common/gdicmn.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        gdicmn.cpp
// Purpose:     Common GDI classes
// Author:      Julian Smart
// Modified by:
// Created:     01/02/97
// RCS-ID:      $Id$
// Copyright:   (c) Julian Smart and Markus Holzem
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifdef __GNUG__
#pragma implementation "gdicmn.h"
#endif

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
#pragma hdrstop
#endif

#include "wx/event.h"
#include "wx/gdicmn.h"
#include "wx/brush.h"
#include "wx/pen.h"
#include "wx/bitmap.h"
#include "wx/icon.h"
#include "wx/cursor.h"
#include "wx/font.h"
#include "wx/palette.h"
#include "wx/app.h"
#include "wx/dc.h"
#include "wx/utils.h"

#include "wx/log.h"
#include <string.h>

#ifdef __WXMSW__
#include <windows.h>
#endif

#ifdef __WXMOTIF__
#include <Xm/Xm.h>
#endif

#if !USE_SHARED_LIBRARY
    IMPLEMENT_CLASS(wxColourDatabase, wxList)
    IMPLEMENT_DYNAMIC_CLASS(wxFontList, wxList)
    IMPLEMENT_DYNAMIC_CLASS(wxPenList, wxList)
    IMPLEMENT_DYNAMIC_CLASS(wxBrushList, wxList)
    IMPLEMENT_DYNAMIC_CLASS(wxBitmapList, wxList)
    IMPLEMENT_DYNAMIC_CLASS(wxResourceCache, wxList)

    IMPLEMENT_ABSTRACT_CLASS(wxDCBase, wxObject)
#endif

wxRect::wxRect(const wxPoint& topLeft, const wxPoint& bottomRight)
{
  x = topLeft.x;
  y = topLeft.y;
  width = bottomRight.x - topLeft.x;
  height = bottomRight.y - topLeft.y;

  if (width < 0)
  {
    width = -width;
    x -= width;
  }

  if (height < 0)
  {
    height = -height;
    y -= height;
  }
}

wxRect::wxRect(const wxPoint& point, const wxSize& size)
{
    x = point.x; y = point.y;
    width = size.x; height = size.y;
}

bool wxRect::operator==(const wxRect& rect) const
{
  return ((x == rect.x) &&
          (y == rect.y) &&
          (width == rect.width) &&
          (height == rect.height));
}

const wxRect& wxRect::operator += (const wxRect& rect)
{
	*this = (*this + rect);
	return ( *this ) ;
}

wxRect wxRect::operator + (const wxRect& rect) const
{
	int x1 = wxMin(this->x, rect.x);
	int y1 = wxMin(this->y, rect.y);
	int y2 = wxMax(y+height, rect.height+rect.y);
	int x2 = wxMax(x+width, rect.width+rect.x);
	return wxRect(x1, y1, x2-x1, y2-y1);
}

bool wxRect::Inside(int cx, int cy) const
{
	return ( (cx >= x) && (cy >= y)
		  && ((cy - y) < height)
		  && ((cx - x) < width)
		  );
}

wxColourDatabase::wxColourDatabase (int type) : wxList (type)
{
}

wxColourDatabase::~wxColourDatabase ()
{
  // Cleanup Colour allocated in Initialize()
  wxNode *node = First ();
  while (node)
    {
      wxColour *col = (wxColour *) node->Data ();
      wxNode *next = node->Next ();
      delete col;
      node = next;
    }
}

// Colour database stuff
void wxColourDatabase::Initialize ()
{
  // Don't initialize for X: colours are found
  // in FindColour below.
  // Added: Not all

  struct cdef {
   wxChar *name;
   int r,g,b;
  };
  cdef cc;
  static cdef table[]={

// #ifdef __WXMSW__
   {_T("AQUAMARINE"),112, 219, 147},
   {_T("BLACK"),0, 0, 0},
   {_T("BLUE"), 0, 0, 255},
   {_T("BLUE VIOLET"), 159, 95, 159},
   {_T("BROWN"), 165, 42, 42},
   {_T("CADET BLUE"), 95, 159, 159},
   {_T("CORAL"), 255, 127, 0},
   {_T("CORNFLOWER BLUE"), 66, 66, 111},
   {_T("CYAN"), 0, 255, 255},
   {_T("DARK GREY"), 47, 47, 47},   // ?

   {_T("DARK GREEN"), 47, 79, 47},
   {_T("DARK OLIVE GREEN"), 79, 79, 47},
   {_T("DARK ORCHID"), 153, 50, 204},
   {_T("DARK SLATE BLUE"), 107, 35, 142},
   {_T("DARK SLATE GREY"), 47, 79, 79},
   {_T("DARK TURQUOISE"), 112, 147, 219},
   {_T("DIM GREY"), 84, 84, 84},
   {_T("FIREBRICK"), 142, 35, 35},
   {_T("FOREST GREEN"), 35, 142, 35},
   {_T("GOLD"), 204, 127, 50},
   {_T("GOLDENROD"), 219, 219, 112},
   {_T("GREY"), 128, 128, 128},
   {_T("GREEN"), 0, 255, 0},
   {_T("GREEN YELLOW"), 147, 219, 112},
   {_T("INDIAN RED"), 79, 47, 47},
   {_T("KHAKI"), 159, 159, 95},
   {_T("LIGHT BLUE"), 191, 216, 216},
   {_T("LIGHT GREY"), 192, 192, 192},
   {_T("LIGHT STEEL BLUE"), 143, 143, 188},
   {_T("LIME GREEN"), 50, 204, 50},
   {_T("LIGHT MAGENTA"), 255, 0, 255},
   {_T("MAGENTA"), 255, 0, 255},
   {_T("MAROON"), 142, 35, 107},
   {_T("MEDIUM AQUAMARINE"), 50, 204, 153},
   {_T("MEDIUM GREY"), 100, 100, 100},
   {_T("MEDIUM BLUE"), 50, 50, 204},
   {_T("MEDIUM FOREST GREEN"), 107, 142, 35},
   {_T("MEDIUM GOLDENROD"), 234, 234, 173},
   {_T("MEDIUM ORCHID"), 147, 112, 219},
   {_T("MEDIUM SEA GREEN"), 66, 111, 66},
   {_T("MEDIUM SLATE BLUE"), 127, 0, 255},
   {_T("MEDIUM SPRING GREEN"), 127, 255, 0},
   {_T("MEDIUM TURQUOISE"), 112, 219, 219},
   {_T("MEDIUM VIOLET RED"), 219, 112, 147},
   {_T("MIDNIGHT BLUE"), 47, 47, 79},
   {_T("NAVY"), 35, 35, 142},
   {_T("ORANGE"), 204, 50, 50},
   {_T("ORANGE RED"), 255, 0, 127},
   {_T("ORCHID"), 219, 112, 219},
   {_T("PALE GREEN"), 143, 188, 143},
   {_T("PINK"), 188, 143, 234},
   {_T("PLUM"), 234, 173, 234},
   {_T("PURPLE"), 176, 0, 255},
   {_T("RED"), 255, 0, 0},
   {_T("SALMON"), 111, 66, 66},
   {_T("SEA GREEN"), 35, 142, 107},
   {_T("SIENNA"), 142, 107, 35},
   {_T("SKY BLUE"), 50, 153, 204},
   {_T("SLATE BLUE"), 0, 127, 255},
   {_T("SPRING GREEN"), 0, 255, 127},
   {_T("STEEL BLUE"), 35, 107, 142},
   {_T("TAN"), 219, 147, 112},
   {_T("THISTLE"), 216, 191, 216},
   {_T("TURQUOISE"), 173, 234, 234},
   {_T("VIOLET"), 79, 47, 79},
   {_T("VIOLET RED"), 204, 50, 153},
   {_T("WHEAT"), 216, 216, 191},
   {_T("WHITE"), 255, 255, 255},
   {_T("YELLOW"), 255, 255, 0},
   {_T("YELLOW GREEN"), 153, 204, 50},
// #endif

#if defined(__WXGTK__) || defined(__X__)
   {_T("MEDIUM GOLDENROD"), 234, 234, 173},
   {_T("MEDIUM FOREST GREEN"), 107, 142, 35},
   {_T("LIGHT MAGENTA"), 255, 0, 255},
   {_T("MEDIUM GREY"), 100, 100, 100},
#endif

   {0,0,0,0}
  };
  int i;
  for (i=0;cc=table[i],cc.name!=0;i++)
  {
    Append(cc.name,new wxColour(cc.r,cc.g,cc.b));
  }

}

/*
 * Changed by Ian Brown, July 1994.
 *
 * When running under X, the Colour Database starts off empty. The X server
 * is queried for the colour first time after which it is entered into the
 * database. This allows our client to use the server colour database which
 * is hopefully gamma corrected for the display being used.
 */

wxColour *wxColourDatabase::FindColour(const wxString& colour)
{
  // VZ: make the comparaison case insensitive
  wxString str = colour;
  str.MakeUpper();

  wxNode *node = Find(str);
  if (node)
    return (wxColour *)node->Data();

#ifdef __WXMSW__
  else return NULL;
#endif
#ifdef __WXPM__
  else return NULL;
#endif

// TODO for other implementations. This should really go into
// platform-specific directories.
#ifdef __WXMAC__
  else return NULL;
#endif
#ifdef __WXSTUBS__
  else return NULL;
#endif

#ifdef __WXGTK__
  else {
    wxColour *col = new wxColour( colour );

    if (!(col->Ok())) {
      delete col;
      return (wxColour *) NULL;
    }
    Append( colour, col );
    return col;
  }
#endif

#ifdef __X__
  else {
    XColor xcolour;

#ifdef __WXMOTIF__
    Display *display = XtDisplay((Widget) wxTheApp->GetTopLevelWidget()) ;
#endif
#ifdef __XVIEW__
    Xv_Screen screen = xv_get(xview_server, SERVER_NTH_SCREEN, 0);
    Xv_opaque root_window = xv_get(screen, XV_ROOT);
    Display *display = (Display *)xv_get(root_window, XV_DISPLAY);
#endif

    /* MATTHEW: [4] Use wxGetMainColormap */
    if (!XParseColor(display, (Colormap) wxTheApp->GetMainColormap((WXDisplay*) display), colour,&xcolour))
      return NULL;

    unsigned char r = (unsigned char)(xcolour.red >> 8);
    unsigned char g = (unsigned char)(xcolour.green >> 8);
    unsigned char b = (unsigned char)(xcolour.blue >> 8);

    wxColour *col = new wxColour(r, g, b);
    Append(colour, col);

    return col;
  }
#endif
}

wxString wxColourDatabase::FindName (const wxColour& colour) const
{
    wxString name;

    unsigned char red = colour.Red ();
    unsigned char green = colour.Green ();
    unsigned char blue = colour.Blue ();

    for (wxNode * node = First (); node; node = node->Next ())
    {
        wxColour *col = (wxColour *) node->Data ();

        if (col->Red () == red && col->Green () == green && col->Blue () == blue)
        {
            const wxChar *found = node->GetKeyString();
            if ( found )
            {
                name = found;

                break;
            }
        }
    }

    return name;
}

void wxInitializeStockLists () {
  wxTheBrushList = new wxBrushList;
  wxThePenList = new wxPenList;
  wxTheFontList = new wxFontList;
  wxTheBitmapList = new wxBitmapList;
}

void wxInitializeStockObjects ()
{
#ifdef __WXMOTIF__
#endif
#ifdef __X__
  // TODO
  //  wxFontPool = new XFontPool;
#endif

  wxNORMAL_FONT = new wxFont (12, wxMODERN, wxNORMAL, wxNORMAL);
  wxSMALL_FONT = new wxFont (10, wxSWISS, wxNORMAL, wxNORMAL);
  wxITALIC_FONT = new wxFont (12, wxROMAN, wxITALIC, wxNORMAL);
  wxSWISS_FONT = new wxFont (12, wxSWISS, wxNORMAL, wxNORMAL);

  wxRED_PEN = new wxPen ("RED", 1, wxSOLID);
  wxCYAN_PEN = new wxPen ("CYAN", 1, wxSOLID);
  wxGREEN_PEN = new wxPen ("GREEN", 1, wxSOLID);
  wxBLACK_PEN = new wxPen ("BLACK", 1, wxSOLID);
  wxWHITE_PEN = new wxPen ("WHITE", 1, wxSOLID);
  wxTRANSPARENT_PEN = new wxPen ("BLACK", 1, wxTRANSPARENT);
  wxBLACK_DASHED_PEN = new wxPen ("BLACK", 1, wxSHORT_DASH);
  wxGREY_PEN = new wxPen ("GREY", 1, wxSOLID);
  wxMEDIUM_GREY_PEN = new wxPen ("MEDIUM GREY", 1, wxSOLID);
  wxLIGHT_GREY_PEN = new wxPen ("LIGHT GREY", 1, wxSOLID);

  wxBLUE_BRUSH = new wxBrush ("BLUE", wxSOLID);
  wxGREEN_BRUSH = new wxBrush ("GREEN", wxSOLID);
  wxWHITE_BRUSH = new wxBrush ("WHITE", wxSOLID);
  wxBLACK_BRUSH = new wxBrush ("BLACK", wxSOLID);
  wxTRANSPARENT_BRUSH = new wxBrush ("BLACK", wxTRANSPARENT);
  wxCYAN_BRUSH = new wxBrush ("CYAN", wxSOLID);
  wxRED_BRUSH = new wxBrush ("RED", wxSOLID);
  wxGREY_BRUSH = new wxBrush ("GREY", wxSOLID);
  wxMEDIUM_GREY_BRUSH = new wxBrush ("MEDIUM GREY", wxSOLID);
  wxLIGHT_GREY_BRUSH = new wxBrush ("LIGHT GREY", wxSOLID);

  wxBLACK = new wxColour ("BLACK");
  wxWHITE = new wxColour ("WHITE");
  wxRED = new wxColour ("RED");
  wxBLUE = new wxColour ("BLUE");
  wxGREEN = new wxColour ("GREEN");
  wxCYAN = new wxColour ("CYAN");
  wxLIGHT_GREY = new wxColour ("LIGHT GREY");

  wxSTANDARD_CURSOR = new wxCursor (wxCURSOR_ARROW);
  wxHOURGLASS_CURSOR = new wxCursor (wxCURSOR_WAIT);
  wxCROSS_CURSOR = new wxCursor (wxCURSOR_CROSS);
}

void wxDeleteStockObjects ()
{
  wxDELETE(wxNORMAL_FONT);
  wxDELETE(wxSMALL_FONT);
  wxDELETE(wxITALIC_FONT);
  wxDELETE(wxSWISS_FONT);

  wxDELETE(wxRED_PEN);
  wxDELETE(wxCYAN_PEN);
  wxDELETE(wxGREEN_PEN);
  wxDELETE(wxBLACK_PEN);
  wxDELETE(wxWHITE_PEN);
  wxDELETE(wxTRANSPARENT_PEN);
  wxDELETE(wxBLACK_DASHED_PEN);
  wxDELETE(wxGREY_PEN);
  wxDELETE(wxMEDIUM_GREY_PEN);
  wxDELETE(wxLIGHT_GREY_PEN);

  wxDELETE(wxBLUE_BRUSH);
  wxDELETE(wxGREEN_BRUSH);
  wxDELETE(wxWHITE_BRUSH);
  wxDELETE(wxBLACK_BRUSH);
  wxDELETE(wxTRANSPARENT_BRUSH);
  wxDELETE(wxCYAN_BRUSH);
  wxDELETE(wxRED_BRUSH);
  wxDELETE(wxGREY_BRUSH);
  wxDELETE(wxMEDIUM_GREY_BRUSH);
  wxDELETE(wxLIGHT_GREY_BRUSH);

  wxDELETE(wxBLACK);
  wxDELETE(wxWHITE);
  wxDELETE(wxRED);
  wxDELETE(wxBLUE);
  wxDELETE(wxGREEN);
  wxDELETE(wxCYAN);
  wxDELETE(wxLIGHT_GREY);

  wxDELETE(wxSTANDARD_CURSOR);
  wxDELETE(wxHOURGLASS_CURSOR);
  wxDELETE(wxCROSS_CURSOR);
}

void wxDeleteStockLists() {
  wxDELETE(wxTheBrushList);
  wxDELETE(wxThePenList);
  wxDELETE(wxTheFontList);
  wxDELETE(wxTheBitmapList);
}

wxBitmapList::wxBitmapList ()
{
}

wxBitmapList::~wxBitmapList ()
{
#if defined(__WXMSW__) || defined(__WXMOTIF__)
  wxNode *node = First ();
  while (node)
    {
      wxBitmap *bitmap = (wxBitmap *) node->Data ();
      wxNode *next = node->Next ();
      if (bitmap->GetVisible())
        delete bitmap;
      node = next;
    }
#endif
}

// Pen and Brush lists
wxPenList::~wxPenList ()
{
#if defined(__WXMSW__) || defined(__WXMOTIF__)
  wxNode *node = First ();
  while (node)
    {
      wxPen *pen = (wxPen *) node->Data ();
      wxNode *next = node->Next ();
      if (pen->GetVisible())
        delete pen;
      node = next;
    }
#endif
}

void wxPenList::AddPen (wxPen * pen)
{
  Append (pen);
}

void wxPenList::RemovePen (wxPen * pen)
{
  DeleteObject (pen);
}

wxPen *wxPenList::FindOrCreatePen (const wxColour& colour, int width, int style)
{
  for (wxNode * node = First (); node; node = node->Next ())
    {
      wxPen *each_pen = (wxPen *) node->Data ();
      if (each_pen && each_pen->GetVisible() &&
          each_pen->GetWidth () == width &&
          each_pen->GetStyle () == style &&
          each_pen->GetColour ().Red () == colour.Red () &&
          each_pen->GetColour ().Green () == colour.Green () &&
          each_pen->GetColour ().Blue () == colour.Blue ())
        return each_pen;
    }
  wxPen *pen = new wxPen (colour, width, style);

  // Yes, we can return a pointer to this in a later FindOrCreatePen call,
  // because we created it within FindOrCreatePen. Safeguards against
  // returning a pointer to an automatic variable and hanging on to it
  // (dangling pointer).
  pen->SetVisible(TRUE);
  return pen;
}

wxBrushList::~wxBrushList ()
{
#if defined(__WXMSW__) || defined(__WXMOTIF__)
  wxNode *node = First ();
  while (node)
    {
      wxBrush *brush = (wxBrush *) node->Data ();
      wxNode *next = node->Next ();
      if (brush->GetVisible())
        delete brush;
      node = next;
    }
#endif
}

void wxBrushList::AddBrush (wxBrush * brush)
{
  Append (brush);
}

wxBrush *wxBrushList::FindOrCreateBrush (const wxColour& colour, int style)
{
  for (wxNode * node = First (); node; node = node->Next ())
    {
      wxBrush *each_brush = (wxBrush *) node->Data ();
      if (each_brush && each_brush->GetVisible() &&
          each_brush->GetStyle () == style &&
          each_brush->GetColour ().Red () == colour.Red () &&
          each_brush->GetColour ().Green () == colour.Green () &&
          each_brush->GetColour ().Blue () == colour.Blue ())
        return each_brush;
    }
  // Yes, we can return a pointer to this in a later FindOrCreateBrush call,
  // because we created it within FindOrCreateBrush. Safeguards against
  // returning a pointer to an automatic variable and hanging on to it
  // (dangling pointer).
  wxBrush *brush = new wxBrush (colour, style);
  brush->SetVisible(TRUE);
  return brush;
}

void wxBrushList::RemoveBrush (wxBrush * brush)
{
  DeleteObject (brush);
}

wxFontList::~wxFontList ()
{
  wxNode *node = First ();
  while (node)
    {
          // Only delete objects that are 'visible', i.e.
          // that have been created using FindOrCreate...,
          // where the pointers are expected to be shared
          // (and therefore not deleted by any one part of an app).
      wxFont *font = (wxFont *) node->Data ();
      wxNode *next = node->Next ();
          if (font->GetVisible())
                delete font;
      node = next;
}
}

void wxFontList::AddFont (wxFont * font)
{
  Append (font);
}

void wxFontList::RemoveFont (wxFont * font)
{
  DeleteObject (font);
}

wxFont *wxFontList::
        FindOrCreateFont (int PointSize, int FamilyOrFontId, int Style, int Weight, bool underline, const wxString& Face)
{
  for (wxNode * node = First (); node; node = node->Next ())
    {
      wxFont *each_font = (wxFont *) node->Data ();
      if (each_font && each_font->GetVisible() && each_font->Ok() &&
          each_font->GetPointSize () == PointSize &&
          each_font->GetStyle () == Style &&
          each_font->GetWeight () == Weight &&
          each_font->GetUnderlined () == underline &&
          //#if defined(__X__)
          //          each_font->GetFontId () == FamilyOrFontId) /* New font system */
          //#else
#if defined(__WXGTK__)
          (each_font->GetFamily() == FamilyOrFontId ||
           (each_font->GetFamily() == wxSWISS && FamilyOrFontId == wxDEFAULT)) &&
#else
          each_font->GetFamily() == FamilyOrFontId &&
#endif
          ((each_font->GetFaceName() == _T("")) || each_font->GetFaceName() == Face))
        //#endif
        return each_font;
    }
  wxFont *font = new wxFont (PointSize, FamilyOrFontId, Style, Weight, underline, Face);
  font->SetVisible(TRUE);
  return font;
}

void wxBitmapList::AddBitmap(wxBitmap *bitmap)
{
    Append(bitmap);
}

void wxBitmapList::RemoveBitmap(wxBitmap *bitmap)
{
    DeleteObject(bitmap);
}

wxSize wxGetDisplaySize()
{
    int x, y;
    wxDisplaySize(& x, & y);
    return wxSize(x, y);
}

wxResourceCache::~wxResourceCache ()
{
  wxNode *node = First ();
  while (node) {
    wxGDIObject *item = (wxGDIObject *)node->Data();
    if (item->IsKindOf(CLASSINFO(wxBrush))) {
      wxBrush *brush = (wxBrush *)item;
      delete brush;
    }

    if (item->IsKindOf(CLASSINFO(wxFont))) {
      wxFont *font = (wxFont *)item;
      delete font;
    }

    if (item->IsKindOf(CLASSINFO(wxBitmap))) {
      wxBitmap *bitmap = (wxBitmap *)item;
      delete bitmap;
    }

    if (item->IsKindOf(CLASSINFO(wxColour))) {
      wxColour *colour = (wxColour *)item;
      delete colour;
    }

    wxNode *next = node->Next ();
    node = next;
  }
}
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: gdicmn.cpp
	3	// Purpose: Common GDI classes
	4	// Author: Julian Smart
	5	// Modified by:
	6	// Created: 01/02/97
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Julian Smart and Markus Holzem
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifdef __GNUG__
	13	#pragma implementation "gdicmn.h"
	14	#endif
	15
	16	// For compilers that support precompilation, includes "wx.h".
	17	#include "wx/wxprec.h"
	18
	19	#ifdef __BORLANDC__
	20	#pragma hdrstop
	21	#endif
	22
	23	#include "wx/event.h"
	24	#include "wx/gdicmn.h"
	25	#include "wx/brush.h"
	26	#include "wx/pen.h"
	27	#include "wx/bitmap.h"
	28	#include "wx/icon.h"
	29	#include "wx/cursor.h"
	30	#include "wx/font.h"
	31	#include "wx/palette.h"
	32	#include "wx/app.h"
	33	#include "wx/dc.h"
	34	#include "wx/utils.h"
	35
	36	#include "wx/log.h"
	37	#include <string.h>
	38
	39	#ifdef __WXMSW__
	40	#include <windows.h>
	41	#endif
	42
	43	#ifdef __WXMOTIF__
	44	#include <Xm/Xm.h>
	45	#endif
	46
	47	#if !USE_SHARED_LIBRARY
	48	IMPLEMENT_CLASS(wxColourDatabase, wxList)
	49	IMPLEMENT_DYNAMIC_CLASS(wxFontList, wxList)
	50	IMPLEMENT_DYNAMIC_CLASS(wxPenList, wxList)
	51	IMPLEMENT_DYNAMIC_CLASS(wxBrushList, wxList)
	52	IMPLEMENT_DYNAMIC_CLASS(wxBitmapList, wxList)
	53	IMPLEMENT_DYNAMIC_CLASS(wxResourceCache, wxList)
	54
	55	IMPLEMENT_ABSTRACT_CLASS(wxDCBase, wxObject)
	56	#endif
	57
	58	wxRect::wxRect(const wxPoint& topLeft, const wxPoint& bottomRight)
	59	{
	60	x = topLeft.x;
	61	y = topLeft.y;
	62	width = bottomRight.x - topLeft.x;
	63	height = bottomRight.y - topLeft.y;
	64
	65	if (width < 0)
	66	{
	67	width = -width;
	68	x -= width;
	69	}
	70
	71	if (height < 0)
	72	{
	73	height = -height;
	74	y -= height;
	75	}
	76	}
	77
	78	wxRect::wxRect(const wxPoint& point, const wxSize& size)
	79	{
	80	x = point.x; y = point.y;
	81	width = size.x; height = size.y;
	82	}
	83
	84	bool wxRect::operator==(const wxRect& rect) const
	85	{
	86	return ((x == rect.x) &&
	87	(y == rect.y) &&
	88	(width == rect.width) &&
	89	(height == rect.height));
	90	}
	91
	92	const wxRect& wxRect::operator += (const wxRect& rect)
	93	{
	94	this = (this + rect);
	95	return ( *this ) ;
	96	}
	97
	98	wxRect wxRect::operator + (const wxRect& rect) const
	99	{
	100	int x1 = wxMin(this->x, rect.x);
	101	int y1 = wxMin(this->y, rect.y);
	102	int y2 = wxMax(y+height, rect.height+rect.y);
	103	int x2 = wxMax(x+width, rect.width+rect.x);
	104	return wxRect(x1, y1, x2-x1, y2-y1);
	105	}
	106
	107	bool wxRect::Inside(int cx, int cy) const
	108	{
	109	return ( (cx >= x) && (cy >= y)
	110	&& ((cy - y) < height)
	111	&& ((cx - x) < width)
	112	);
	113	}
	114
	115	wxColourDatabase::wxColourDatabase (int type) : wxList (type)
	116	{
	117	}
	118
	119	wxColourDatabase::~wxColourDatabase ()
	120	{
	121	// Cleanup Colour allocated in Initialize()
	122	wxNode *node = First ();
	123	while (node)
	124	{
	125	wxColour col = (wxColour ) node->Data ();
	126	wxNode *next = node->Next ();
	127	delete col;
	128	node = next;
	129	}
	130	}
	131
	132	// Colour database stuff
	133	void wxColourDatabase::Initialize ()
	134	{
	135	// Don't initialize for X: colours are found
	136	// in FindColour below.
	137	// Added: Not all
	138
	139	struct cdef {
	140	wxChar *name;
	141	int r,g,b;
	142	};
	143	cdef cc;
	144	static cdef table[]={
	145
	146	// #ifdef __WXMSW__
	147	{_T("AQUAMARINE"),112, 219, 147},
	148	{_T("BLACK"),0, 0, 0},
	149	{_T("BLUE"), 0, 0, 255},
	150	{_T("BLUE VIOLET"), 159, 95, 159},
	151	{_T("BROWN"), 165, 42, 42},
	152	{_T("CADET BLUE"), 95, 159, 159},
	153	{_T("CORAL"), 255, 127, 0},
	154	{_T("CORNFLOWER BLUE"), 66, 66, 111},
	155	{_T("CYAN"), 0, 255, 255},
	156	{_T("DARK GREY"), 47, 47, 47}, // ?
	157
	158	{_T("DARK GREEN"), 47, 79, 47},
	159	{_T("DARK OLIVE GREEN"), 79, 79, 47},
	160	{_T("DARK ORCHID"), 153, 50, 204},
	161	{_T("DARK SLATE BLUE"), 107, 35, 142},
	162	{_T("DARK SLATE GREY"), 47, 79, 79},
	163	{_T("DARK TURQUOISE"), 112, 147, 219},
	164	{_T("DIM GREY"), 84, 84, 84},
	165	{_T("FIREBRICK"), 142, 35, 35},
	166	{_T("FOREST GREEN"), 35, 142, 35},
	167	{_T("GOLD"), 204, 127, 50},
	168	{_T("GOLDENROD"), 219, 219, 112},
	169	{_T("GREY"), 128, 128, 128},
	170	{_T("GREEN"), 0, 255, 0},
	171	{_T("GREEN YELLOW"), 147, 219, 112},
	172	{_T("INDIAN RED"), 79, 47, 47},
	173	{_T("KHAKI"), 159, 159, 95},
	174	{_T("LIGHT BLUE"), 191, 216, 216},
	175	{_T("LIGHT GREY"), 192, 192, 192},
	176	{_T("LIGHT STEEL BLUE"), 143, 143, 188},
	177	{_T("LIME GREEN"), 50, 204, 50},
	178	{_T("LIGHT MAGENTA"), 255, 0, 255},
	179	{_T("MAGENTA"), 255, 0, 255},
	180	{_T("MAROON"), 142, 35, 107},
	181	{_T("MEDIUM AQUAMARINE"), 50, 204, 153},
	182	{_T("MEDIUM GREY"), 100, 100, 100},
	183	{_T("MEDIUM BLUE"), 50, 50, 204},
	184	{_T("MEDIUM FOREST GREEN"), 107, 142, 35},
	185	{_T("MEDIUM GOLDENROD"), 234, 234, 173},
	186	{_T("MEDIUM ORCHID"), 147, 112, 219},
	187	{_T("MEDIUM SEA GREEN"), 66, 111, 66},
	188	{_T("MEDIUM SLATE BLUE"), 127, 0, 255},
	189	{_T("MEDIUM SPRING GREEN"), 127, 255, 0},
	190	{_T("MEDIUM TURQUOISE"), 112, 219, 219},
	191	{_T("MEDIUM VIOLET RED"), 219, 112, 147},
	192	{_T("MIDNIGHT BLUE"), 47, 47, 79},
	193	{_T("NAVY"), 35, 35, 142},
	194	{_T("ORANGE"), 204, 50, 50},
	195	{_T("ORANGE RED"), 255, 0, 127},
	196	{_T("ORCHID"), 219, 112, 219},
	197	{_T("PALE GREEN"), 143, 188, 143},
	198	{_T("PINK"), 188, 143, 234},
	199	{_T("PLUM"), 234, 173, 234},
	200	{_T("PURPLE"), 176, 0, 255},
	201	{_T("RED"), 255, 0, 0},
	202	{_T("SALMON"), 111, 66, 66},
	203	{_T("SEA GREEN"), 35, 142, 107},
	204	{_T("SIENNA"), 142, 107, 35},
	205	{_T("SKY BLUE"), 50, 153, 204},
	206	{_T("SLATE BLUE"), 0, 127, 255},
	207	{_T("SPRING GREEN"), 0, 255, 127},
	208	{_T("STEEL BLUE"), 35, 107, 142},
	209	{_T("TAN"), 219, 147, 112},
	210	{_T("THISTLE"), 216, 191, 216},
	211	{_T("TURQUOISE"), 173, 234, 234},
	212	{_T("VIOLET"), 79, 47, 79},
	213	{_T("VIOLET RED"), 204, 50, 153},
	214	{_T("WHEAT"), 216, 216, 191},
	215	{_T("WHITE"), 255, 255, 255},
	216	{_T("YELLOW"), 255, 255, 0},
	217	{_T("YELLOW GREEN"), 153, 204, 50},
	218	// #endif
	219
	220	#if defined(__WXGTK__) \|\| defined(__X__)
	221	{_T("MEDIUM GOLDENROD"), 234, 234, 173},
	222	{_T("MEDIUM FOREST GREEN"), 107, 142, 35},
	223	{_T("LIGHT MAGENTA"), 255, 0, 255},
	224	{_T("MEDIUM GREY"), 100, 100, 100},
	225	#endif
	226
	227	{0,0,0,0}
	228	};
	229	int i;
	230	for (i=0;cc=table[i],cc.name!=0;i++)
	231	{
	232	Append(cc.name,new wxColour(cc.r,cc.g,cc.b));
	233	}
	234
	235	}
	236
	237	/*
	238	* Changed by Ian Brown, July 1994.
	239	*
	240	* When running under X, the Colour Database starts off empty. The X server
	241	* is queried for the colour first time after which it is entered into the
	242	* database. This allows our client to use the server colour database which
	243	* is hopefully gamma corrected for the display being used.
	244	*/
	245
	246	wxColour *wxColourDatabase::FindColour(const wxString& colour)
	247	{
	248	// VZ: make the comparaison case insensitive
	249	wxString str = colour;
	250	str.MakeUpper();
	251
	252	wxNode *node = Find(str);
	253	if (node)
	254	return (wxColour *)node->Data();
	255
	256	#ifdef __WXMSW__
	257	else return NULL;
	258	#endif
	259	#ifdef __WXPM__
	260	else return NULL;
	261	#endif
	262
	263	// TODO for other implementations. This should really go into
	264	// platform-specific directories.
	265	#ifdef __WXMAC__
	266	else return NULL;
	267	#endif
	268	#ifdef __WXSTUBS__
	269	else return NULL;
	270	#endif
	271
	272	#ifdef __WXGTK__
	273	else {
	274	wxColour *col = new wxColour( colour );
	275
	276	if (!(col->Ok())) {
	277	delete col;
	278	return (wxColour *) NULL;
	279	}
	280	Append( colour, col );
	281	return col;
	282	}
	283	#endif
	284
	285	#ifdef __X__
	286	else {
	287	XColor xcolour;
	288
	289	#ifdef __WXMOTIF__
	290	Display *display = XtDisplay((Widget) wxTheApp->GetTopLevelWidget()) ;
	291	#endif
	292	#ifdef __XVIEW__
	293	Xv_Screen screen = xv_get(xview_server, SERVER_NTH_SCREEN, 0);
	294	Xv_opaque root_window = xv_get(screen, XV_ROOT);
	295	Display display = (Display )xv_get(root_window, XV_DISPLAY);
	296	#endif
	297
	298	/* MATTHEW: [4] Use wxGetMainColormap */
	299	if (!XParseColor(display, (Colormap) wxTheApp->GetMainColormap((WXDisplay*) display), colour,&xcolour))
	300	return NULL;
	301
	302	unsigned char r = (unsigned char)(xcolour.red >> 8);
	303	unsigned char g = (unsigned char)(xcolour.green >> 8);
	304	unsigned char b = (unsigned char)(xcolour.blue >> 8);
	305
	306	wxColour *col = new wxColour(r, g, b);
	307	Append(colour, col);
	308
	309	return col;
	310	}
	311	#endif
	312	}
	313
	314	wxString wxColourDatabase::FindName (const wxColour& colour) const
	315	{
	316	wxString name;
	317
	318	unsigned char red = colour.Red ();
	319	unsigned char green = colour.Green ();
	320	unsigned char blue = colour.Blue ();
	321
	322	for (wxNode * node = First (); node; node = node->Next ())
	323	{
	324	wxColour col = (wxColour ) node->Data ();
	325
	326	if (col->Red () == red && col->Green () == green && col->Blue () == blue)
	327	{
	328	const wxChar *found = node->GetKeyString();
	329	if ( found )
	330	{
	331	name = found;
	332
	333	break;
	334	}
	335	}
	336	}
	337
	338	return name;
	339	}
	340
	341	void wxInitializeStockLists () {
	342	wxTheBrushList = new wxBrushList;
	343	wxThePenList = new wxPenList;
	344	wxTheFontList = new wxFontList;
	345	wxTheBitmapList = new wxBitmapList;
	346	}
	347
	348	void wxInitializeStockObjects ()
	349	{
	350	#ifdef __WXMOTIF__
	351	#endif
	352	#ifdef __X__
	353	// TODO
	354	// wxFontPool = new XFontPool;
	355	#endif
	356
	357	wxNORMAL_FONT = new wxFont (12, wxMODERN, wxNORMAL, wxNORMAL);
	358	wxSMALL_FONT = new wxFont (10, wxSWISS, wxNORMAL, wxNORMAL);
	359	wxITALIC_FONT = new wxFont (12, wxROMAN, wxITALIC, wxNORMAL);
	360	wxSWISS_FONT = new wxFont (12, wxSWISS, wxNORMAL, wxNORMAL);
	361
	362	wxRED_PEN = new wxPen ("RED", 1, wxSOLID);
	363	wxCYAN_PEN = new wxPen ("CYAN", 1, wxSOLID);
	364	wxGREEN_PEN = new wxPen ("GREEN", 1, wxSOLID);
	365	wxBLACK_PEN = new wxPen ("BLACK", 1, wxSOLID);
	366	wxWHITE_PEN = new wxPen ("WHITE", 1, wxSOLID);
	367	wxTRANSPARENT_PEN = new wxPen ("BLACK", 1, wxTRANSPARENT);
	368	wxBLACK_DASHED_PEN = new wxPen ("BLACK", 1, wxSHORT_DASH);
	369	wxGREY_PEN = new wxPen ("GREY", 1, wxSOLID);
	370	wxMEDIUM_GREY_PEN = new wxPen ("MEDIUM GREY", 1, wxSOLID);
	371	wxLIGHT_GREY_PEN = new wxPen ("LIGHT GREY", 1, wxSOLID);
	372
	373	wxBLUE_BRUSH = new wxBrush ("BLUE", wxSOLID);
	374	wxGREEN_BRUSH = new wxBrush ("GREEN", wxSOLID);
	375	wxWHITE_BRUSH = new wxBrush ("WHITE", wxSOLID);
	376	wxBLACK_BRUSH = new wxBrush ("BLACK", wxSOLID);
	377	wxTRANSPARENT_BRUSH = new wxBrush ("BLACK", wxTRANSPARENT);
	378	wxCYAN_BRUSH = new wxBrush ("CYAN", wxSOLID);
	379	wxRED_BRUSH = new wxBrush ("RED", wxSOLID);
	380	wxGREY_BRUSH = new wxBrush ("GREY", wxSOLID);
	381	wxMEDIUM_GREY_BRUSH = new wxBrush ("MEDIUM GREY", wxSOLID);
	382	wxLIGHT_GREY_BRUSH = new wxBrush ("LIGHT GREY", wxSOLID);
	383
	384	wxBLACK = new wxColour ("BLACK");
	385	wxWHITE = new wxColour ("WHITE");
	386	wxRED = new wxColour ("RED");
	387	wxBLUE = new wxColour ("BLUE");
	388	wxGREEN = new wxColour ("GREEN");
	389	wxCYAN = new wxColour ("CYAN");
	390	wxLIGHT_GREY = new wxColour ("LIGHT GREY");
	391
	392	wxSTANDARD_CURSOR = new wxCursor (wxCURSOR_ARROW);
	393	wxHOURGLASS_CURSOR = new wxCursor (wxCURSOR_WAIT);
	394	wxCROSS_CURSOR = new wxCursor (wxCURSOR_CROSS);
	395	}
	396
	397	void wxDeleteStockObjects ()
	398	{
	399	wxDELETE(wxNORMAL_FONT);
	400	wxDELETE(wxSMALL_FONT);
	401	wxDELETE(wxITALIC_FONT);
	402	wxDELETE(wxSWISS_FONT);
	403
	404	wxDELETE(wxRED_PEN);
	405	wxDELETE(wxCYAN_PEN);
	406	wxDELETE(wxGREEN_PEN);
	407	wxDELETE(wxBLACK_PEN);
	408	wxDELETE(wxWHITE_PEN);
	409	wxDELETE(wxTRANSPARENT_PEN);
	410	wxDELETE(wxBLACK_DASHED_PEN);
	411	wxDELETE(wxGREY_PEN);
	412	wxDELETE(wxMEDIUM_GREY_PEN);
	413	wxDELETE(wxLIGHT_GREY_PEN);
	414
	415	wxDELETE(wxBLUE_BRUSH);
	416	wxDELETE(wxGREEN_BRUSH);
	417	wxDELETE(wxWHITE_BRUSH);
	418	wxDELETE(wxBLACK_BRUSH);
	419	wxDELETE(wxTRANSPARENT_BRUSH);
	420	wxDELETE(wxCYAN_BRUSH);
	421	wxDELETE(wxRED_BRUSH);
	422	wxDELETE(wxGREY_BRUSH);
	423	wxDELETE(wxMEDIUM_GREY_BRUSH);
	424	wxDELETE(wxLIGHT_GREY_BRUSH);
	425
	426	wxDELETE(wxBLACK);
	427	wxDELETE(wxWHITE);
	428	wxDELETE(wxRED);
	429	wxDELETE(wxBLUE);
	430	wxDELETE(wxGREEN);
	431	wxDELETE(wxCYAN);
	432	wxDELETE(wxLIGHT_GREY);
	433
	434	wxDELETE(wxSTANDARD_CURSOR);
	435	wxDELETE(wxHOURGLASS_CURSOR);
	436	wxDELETE(wxCROSS_CURSOR);
	437	}
	438
	439	void wxDeleteStockLists() {
	440	wxDELETE(wxTheBrushList);
	441	wxDELETE(wxThePenList);
	442	wxDELETE(wxTheFontList);
	443	wxDELETE(wxTheBitmapList);
	444	}
	445
	446	wxBitmapList::wxBitmapList ()
	447	{
	448	}
	449
	450	wxBitmapList::~wxBitmapList ()
	451	{
	452	#if defined(__WXMSW__) \|\| defined(__WXMOTIF__)
	453	wxNode *node = First ();
	454	while (node)
	455	{
	456	wxBitmap bitmap = (wxBitmap ) node->Data ();
	457	wxNode *next = node->Next ();
	458	if (bitmap->GetVisible())
	459	delete bitmap;
	460	node = next;
	461	}
	462	#endif
	463	}
	464
	465	// Pen and Brush lists
	466	wxPenList::~wxPenList ()
	467	{
	468	#if defined(__WXMSW__) \|\| defined(__WXMOTIF__)
	469	wxNode *node = First ();
	470	while (node)
	471	{
	472	wxPen pen = (wxPen ) node->Data ();
	473	wxNode *next = node->Next ();
	474	if (pen->GetVisible())
	475	delete pen;
	476	node = next;
	477	}
	478	#endif
	479	}
	480
	481	void wxPenList::AddPen (wxPen * pen)
	482	{
	483	Append (pen);
	484	}
	485
	486	void wxPenList::RemovePen (wxPen * pen)
	487	{
	488	DeleteObject (pen);
	489	}
	490
	491	wxPen *wxPenList::FindOrCreatePen (const wxColour& colour, int width, int style)
	492	{
	493	for (wxNode * node = First (); node; node = node->Next ())
	494	{
	495	wxPen each_pen = (wxPen ) node->Data ();
	496	if (each_pen && each_pen->GetVisible() &&
	497	each_pen->GetWidth () == width &&
	498	each_pen->GetStyle () == style &&
	499	each_pen->GetColour ().Red () == colour.Red () &&
	500	each_pen->GetColour ().Green () == colour.Green () &&
	501	each_pen->GetColour ().Blue () == colour.Blue ())
	502	return each_pen;
	503	}
	504	wxPen *pen = new wxPen (colour, width, style);
	505
	506	// Yes, we can return a pointer to this in a later FindOrCreatePen call,
	507	// because we created it within FindOrCreatePen. Safeguards against
	508	// returning a pointer to an automatic variable and hanging on to it
	509	// (dangling pointer).
	510	pen->SetVisible(TRUE);
	511	return pen;
	512	}
	513
	514	wxBrushList::~wxBrushList ()
	515	{
	516	#if defined(__WXMSW__) \|\| defined(__WXMOTIF__)
	517	wxNode *node = First ();
	518	while (node)
	519	{
	520	wxBrush brush = (wxBrush ) node->Data ();
	521	wxNode *next = node->Next ();
	522	if (brush->GetVisible())
	523	delete brush;
	524	node = next;
	525	}
	526	#endif
	527	}
	528
	529	void wxBrushList::AddBrush (wxBrush * brush)
	530	{
	531	Append (brush);
	532	}
	533
	534	wxBrush *wxBrushList::FindOrCreateBrush (const wxColour& colour, int style)
	535	{
	536	for (wxNode * node = First (); node; node = node->Next ())
	537	{
	538	wxBrush each_brush = (wxBrush ) node->Data ();
	539	if (each_brush && each_brush->GetVisible() &&
	540	each_brush->GetStyle () == style &&
	541	each_brush->GetColour ().Red () == colour.Red () &&
	542	each_brush->GetColour ().Green () == colour.Green () &&
	543	each_brush->GetColour ().Blue () == colour.Blue ())
	544	return each_brush;
	545	}
	546	// Yes, we can return a pointer to this in a later FindOrCreateBrush call,
	547	// because we created it within FindOrCreateBrush. Safeguards against
	548	// returning a pointer to an automatic variable and hanging on to it
	549	// (dangling pointer).
	550	wxBrush *brush = new wxBrush (colour, style);
	551	brush->SetVisible(TRUE);
	552	return brush;
	553	}
	554
	555	void wxBrushList::RemoveBrush (wxBrush * brush)
	556	{
	557	DeleteObject (brush);
	558	}
	559
	560	wxFontList::~wxFontList ()
	561	{
	562	wxNode *node = First ();
	563	while (node)
	564	{
	565	// Only delete objects that are 'visible', i.e.
	566	// that have been created using FindOrCreate...,
	567	// where the pointers are expected to be shared
	568	// (and therefore not deleted by any one part of an app).
	569	wxFont font = (wxFont ) node->Data ();
	570	wxNode *next = node->Next ();
	571	if (font->GetVisible())
	572	delete font;
	573	node = next;
	574	}
	575	}
	576
	577	void wxFontList::AddFont (wxFont * font)
	578	{
	579	Append (font);
	580	}
	581
	582	void wxFontList::RemoveFont (wxFont * font)
	583	{
	584	DeleteObject (font);
	585	}
	586
	587	wxFont *wxFontList::
	588	FindOrCreateFont (int PointSize, int FamilyOrFontId, int Style, int Weight, bool underline, const wxString& Face)
	589	{
	590	for (wxNode * node = First (); node; node = node->Next ())
	591	{
	592	wxFont each_font = (wxFont ) node->Data ();
	593	if (each_font && each_font->GetVisible() && each_font->Ok() &&
	594	each_font->GetPointSize () == PointSize &&
	595	each_font->GetStyle () == Style &&
	596	each_font->GetWeight () == Weight &&
	597	each_font->GetUnderlined () == underline &&
	598	//#if defined(__X__)
	599	// each_font->GetFontId () == FamilyOrFontId) /* New font system */
	600	//#else
	601	#if defined(__WXGTK__)
	602	(each_font->GetFamily() == FamilyOrFontId \|\|
	603	(each_font->GetFamily() == wxSWISS && FamilyOrFontId == wxDEFAULT)) &&
	604	#else
	605	each_font->GetFamily() == FamilyOrFontId &&
	606	#endif
	607	((each_font->GetFaceName() == _T("")) \|\| each_font->GetFaceName() == Face))
	608	//#endif
	609	return each_font;
	610	}
	611	wxFont *font = new wxFont (PointSize, FamilyOrFontId, Style, Weight, underline, Face);
	612	font->SetVisible(TRUE);
	613	return font;
	614	}
	615
	616	void wxBitmapList::AddBitmap(wxBitmap *bitmap)
	617	{
	618	Append(bitmap);
	619	}
	620
	621	void wxBitmapList::RemoveBitmap(wxBitmap *bitmap)
	622	{
	623	DeleteObject(bitmap);
	624	}
	625
	626	wxSize wxGetDisplaySize()
	627	{
	628	int x, y;
	629	wxDisplaySize(& x, & y);
	630	return wxSize(x, y);
	631	}
	632
	633	wxResourceCache::~wxResourceCache ()
	634	{
	635	wxNode *node = First ();
	636	while (node) {
	637	wxGDIObject item = (wxGDIObject )node->Data();
	638	if (item->IsKindOf(CLASSINFO(wxBrush))) {
	639	wxBrush brush = (wxBrush )item;
	640	delete brush;
	641	}
	642
	643	if (item->IsKindOf(CLASSINFO(wxFont))) {
	644	wxFont font = (wxFont )item;
	645	delete font;
	646	}
	647
	648	if (item->IsKindOf(CLASSINFO(wxBitmap))) {
	649	wxBitmap bitmap = (wxBitmap )item;
	650	delete bitmap;
	651	}
	652
	653	if (item->IsKindOf(CLASSINFO(wxColour))) {
	654	wxColour colour = (wxColour )item;
	655	delete colour;
	656	}
	657
	658	wxNode *next = node->Next ();
	659	node = next;
	660	}
	661	}
	662