/////////////////////////////////////////////////////////////////////////////
-// Name: pen.cpp
+// Name: src/msw/pen.cpp
// Purpose: wxPen
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "pen.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#endif
#include "wx/msw/private.h"
-#include "assert.h"
-#if !USE_SHARED_LIBRARIES
+static int wx2msPenStyle(int wx_style);
+
IMPLEMENT_DYNAMIC_CLASS(wxPen, wxGDIObject)
-#endif
-wxPenRefData::wxPenRefData(void)
+wxPenRefData::wxPenRefData()
{
-// m_stipple = NULL ;
m_style = wxSOLID;
m_width = 1;
m_join = wxJOIN_ROUND ;
m_cap = wxCAP_ROUND ;
m_nbDash = 0 ;
- m_dash = 0 ;
+ m_dash = (wxDash*)NULL;
m_hPen = 0;
}
-wxPenRefData::~wxPenRefData(void)
+wxPenRefData::wxPenRefData(const wxPenRefData& data)
+ :wxGDIRefData()
{
- if ( m_hPen )
- ::DeleteObject((HPEN) m_hPen);
+ m_style = data.m_style;
+ m_width = data.m_width;
+ m_join = data.m_join;
+ m_cap = data.m_cap;
+ m_nbDash = data.m_nbDash;
+ m_dash = data.m_dash;
+ m_colour = data.m_colour;
+ m_hPen = 0;
+}
+
+wxPenRefData::~wxPenRefData()
+{
+ if ( m_hPen )
+ ::DeleteObject((HPEN) m_hPen);
}
// Pens
-wxPen::wxPen(void)
+wxPen::wxPen()
{
- if ( wxThePenList )
- wxThePenList->AddPen(this);
}
wxPen::~wxPen()
{
- if (wxThePenList)
- wxThePenList->RemovePen(this);
}
// Should implement Create
-wxPen::wxPen(const wxColour& col, const int Width, const int Style)
+wxPen::wxPen(const wxColour& col, int Width, int Style)
{
m_refData = new wxPenRefData;
M_PENDATA->m_join = wxJOIN_ROUND ;
M_PENDATA->m_cap = wxCAP_ROUND ;
M_PENDATA->m_nbDash = 0 ;
- M_PENDATA->m_dash = 0 ;
+ M_PENDATA->m_dash = (wxDash*)NULL;
M_PENDATA->m_hPen = 0 ;
-#ifndef __WIN32__
- // In Windows, only a pen of width = 1 can be dotted or dashed!
- if ((Style == wxDOT) || (Style == wxLONG_DASH) ||
- (Style == wxSHORT_DASH) || (Style == wxDOT_DASH) ||
- (Style == wxUSER_DASH))
- M_PENDATA->m_width = 1;
-#else
-/***
- DWORD vers = GetVersion() ;
- WORD high = HIWORD(vers) ; // high bit=0 for NT, 1 for Win32s
- // Win32s doesn't support wide dashed pens
-
- if ((high&0x8000)!=0)
-***/
- if (wxGetOsVersion()==wxWIN32S)
- {
- // In Windows, only a pen of width = 1 can be dotted or dashed!
- if ((Style == wxDOT) || (Style == wxLONG_DASH) ||
- (Style == wxSHORT_DASH) || (Style == wxDOT_DASH) ||
- (Style == wxUSER_DASH))
- M_PENDATA->m_width = 1;
- }
-#endif
RealizeResource();
-
- if ( wxThePenList )
- wxThePenList->AddPen(this);
}
-wxPen::wxPen(const wxBitmap& stipple, const int Width)
+wxPen::wxPen(const wxBitmap& stipple, int Width)
{
- m_refData = new wxPenRefData;
+ m_refData = new wxPenRefData;
// M_PENDATA->m_colour = col;
- M_PENDATA->m_stipple = stipple;
- M_PENDATA->m_width = Width;
- M_PENDATA->m_style = wxSTIPPLE;
- M_PENDATA->m_join = wxJOIN_ROUND ;
- M_PENDATA->m_cap = wxCAP_ROUND ;
- M_PENDATA->m_nbDash = 0 ;
- M_PENDATA->m_dash = 0 ;
- M_PENDATA->m_hPen = 0 ;
-
- RealizeResource();
-
- if ( wxThePenList )
- wxThePenList->AddPen(this);
-}
-
-wxPen::wxPen(const wxString& col, const int Width, const int Style)
-{
- m_refData = new wxPenRefData;
-
- M_PENDATA->m_colour = col;
-// M_PENDATA->m_stipple = NULL ;
- M_PENDATA->m_width = Width;
- M_PENDATA->m_style = Style;
- M_PENDATA->m_join = wxJOIN_ROUND ;
- M_PENDATA->m_cap = wxCAP_ROUND ;
- M_PENDATA->m_nbDash = 0 ;
- M_PENDATA->m_dash = 0 ;
- M_PENDATA->m_hPen = 0 ;
-
- // In Windows, only a pen of width = 1 can be dotted or dashed!
- if ((Style == wxDOT) || (Style == wxLONG_DASH) || (Style == wxSHORT_DASH) || (Style == wxDOT_DASH))
- M_PENDATA->m_width = 1;
-
- RealizeResource();
+ M_PENDATA->m_stipple = stipple;
+ M_PENDATA->m_width = Width;
+ M_PENDATA->m_style = wxSTIPPLE;
+ M_PENDATA->m_join = wxJOIN_ROUND ;
+ M_PENDATA->m_cap = wxCAP_ROUND ;
+ M_PENDATA->m_nbDash = 0 ;
+ M_PENDATA->m_dash = (wxDash*)NULL;
+ M_PENDATA->m_hPen = 0 ;
- if ( wxThePenList )
- wxThePenList->AddPen(this);
+ RealizeResource();
}
-bool wxPen::RealizeResource(void)
+bool wxPen::RealizeResource()
{
- if (M_PENDATA && (M_PENDATA->m_hPen == 0))
- {
- if (M_PENDATA->m_style==wxTRANSPARENT)
- {
- M_PENDATA->m_hPen = (WXHPEN) ::GetStockObject(NULL_PEN);
- return TRUE;
- }
-
- COLORREF ms_colour = 0 ;
- ms_colour = M_PENDATA->m_colour.GetPixel() ;
-
- // Join style, Cap style, Pen Stippling only on Win32.
- // Currently no time to find equivalent on Win3.1, sorry
- // [if such equiv exist!!]
-#ifdef __WIN32__
- if (M_PENDATA->m_join==wxJOIN_ROUND &&
- M_PENDATA->m_cap==wxCAP_ROUND &&
- M_PENDATA->m_style!=wxUSER_DASH &&
- M_PENDATA->m_style!=wxSTIPPLE
- )
- M_PENDATA->m_hPen = (WXHPEN) CreatePen(wx2msPenStyle(M_PENDATA->m_style), M_PENDATA->m_width, ms_colour);
- else
- {
- DWORD ms_style = PS_GEOMETRIC|wx2msPenStyle(M_PENDATA->m_style) ;
-
- LOGBRUSH logb ;
-
- switch(M_PENDATA->m_join)
- {
- case wxJOIN_BEVEL: ms_style |= PS_JOIN_BEVEL ; break ;
- case wxJOIN_MITER: ms_style |= PS_JOIN_MITER ; break ;
- default:
- case wxJOIN_ROUND: ms_style |= PS_JOIN_ROUND ; break ;
- }
-
- switch(M_PENDATA->m_cap)
- {
- case wxCAP_PROJECTING: ms_style |= PS_ENDCAP_SQUARE ; break ;
- case wxCAP_BUTT: ms_style |= PS_ENDCAP_FLAT ; break ;
- default:
- case wxCAP_ROUND: ms_style |= PS_ENDCAP_ROUND ; break ;
- }
-
- switch(M_PENDATA->m_style)
- {
- case wxSTIPPLE:
- logb.lbStyle = BS_PATTERN ;
- if (M_PENDATA->m_stipple.Ok())
- logb.lbHatch = (LONG)M_PENDATA->m_stipple.GetHBITMAP() ;
- else
- logb.lbHatch = (LONG)0 ;
- break ;
- case wxBDIAGONAL_HATCH:
- logb.lbStyle = BS_HATCHED ;
- logb.lbHatch = HS_BDIAGONAL ;
- break ;
- case wxCROSSDIAG_HATCH:
- logb.lbStyle = BS_HATCHED ;
- logb.lbHatch = HS_DIAGCROSS ;
- break ;
- case wxFDIAGONAL_HATCH:
- logb.lbStyle = BS_HATCHED ;
- logb.lbHatch = HS_FDIAGONAL ;
- break ;
- case wxCROSS_HATCH:
- logb.lbStyle = BS_HATCHED ;
- logb.lbHatch = HS_CROSS ;
- break ;
- case wxHORIZONTAL_HATCH:
- logb.lbStyle = BS_HATCHED ;
- logb.lbHatch = HS_HORIZONTAL ;
- break ;
- case wxVERTICAL_HATCH:
- logb.lbStyle = BS_HATCHED ;
- logb.lbHatch = HS_VERTICAL ;
- break ;
- default:
- logb.lbStyle = BS_SOLID ;
- break ;
- }
- logb.lbColor = ms_colour ;
- wxDash *real_dash ;
- if (M_PENDATA->m_style==wxUSER_DASH && M_PENDATA->m_nbDash && M_PENDATA->m_dash)
- {
- real_dash = new wxDash[M_PENDATA->m_nbDash] ;
- int i;
- for (i=0;i<M_PENDATA->m_nbDash;i++)
- real_dash[i] = M_PENDATA->m_dash[i] * M_PENDATA->m_width ;
- }
- else
- real_dash = 0 ;
-
- // Win32s doesn't have ExtCreatePen function...
- if (wxGetOsVersion()==wxWINDOWS_NT || wxGetOsVersion()==wxWIN95)
- M_PENDATA->m_hPen = (WXHPEN) ExtCreatePen(ms_style,M_PENDATA->m_width,&logb,
- M_PENDATA->m_style==wxUSER_DASH ? M_PENDATA->m_nbDash:0, (const DWORD *)real_dash);
- else
- M_PENDATA->m_hPen = (WXHPEN) CreatePen(wx2msPenStyle(M_PENDATA->m_style), M_PENDATA->m_width, ms_colour);
-
- if (real_dash)
- delete [] real_dash ;
- }
-#else
- M_PENDATA->m_hPen = (WXHPEN) CreatePen(wx2msPenStyle(M_PENDATA->m_style), M_PENDATA->m_width, ms_colour);
-#endif
-#ifdef DEBUG_CREATE
- if (M_PENDATA->m_hPen==0)
- wxError("Cannot create pen","Internal error") ;
+ if ( !M_PENDATA || M_PENDATA->m_hPen )
+ return false;
+
+ if (M_PENDATA->m_style==wxTRANSPARENT)
+ {
+ M_PENDATA->m_hPen = (WXHPEN) ::GetStockObject(NULL_PEN);
+ return true;
+ }
+
+ static const int os = wxGetOsVersion();
+ COLORREF ms_colour = M_PENDATA->m_colour.GetPixel();
+
+ // Join style, Cap style, Pen Stippling
+#if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
+ // Only NT can display dashed or dotted lines with width > 1
+ if ( os != wxWINDOWS_NT &&
+ (M_PENDATA->m_style == wxDOT ||
+ M_PENDATA->m_style == wxLONG_DASH ||
+ M_PENDATA->m_style == wxSHORT_DASH ||
+ M_PENDATA->m_style == wxDOT_DASH ||
+ M_PENDATA->m_style == wxUSER_DASH) &&
+ M_PENDATA->m_width > 1 )
+ {
+ M_PENDATA->m_width = 1;
+ }
+
+ if (M_PENDATA->m_join==wxJOIN_ROUND &&
+ M_PENDATA->m_cap==wxCAP_ROUND &&
+ M_PENDATA->m_style!=wxUSER_DASH &&
+ M_PENDATA->m_style!=wxSTIPPLE &&
+ M_PENDATA->m_width <= 1)
+ {
+ M_PENDATA->m_hPen =
+ (WXHPEN) CreatePen( wx2msPenStyle(M_PENDATA->m_style),
+ M_PENDATA->m_width,
+ ms_colour );
+ }
+ else
+ {
+ DWORD ms_style = PS_GEOMETRIC | wx2msPenStyle(M_PENDATA->m_style);
+
+ switch(M_PENDATA->m_join)
+ {
+ case wxJOIN_BEVEL: ms_style |= PS_JOIN_BEVEL; break;
+ case wxJOIN_MITER: ms_style |= PS_JOIN_MITER; break;
+ default:
+ case wxJOIN_ROUND: ms_style |= PS_JOIN_ROUND; break;
+ }
+
+ switch(M_PENDATA->m_cap)
+ {
+ case wxCAP_PROJECTING: ms_style |= PS_ENDCAP_SQUARE; break;
+ case wxCAP_BUTT: ms_style |= PS_ENDCAP_FLAT; break;
+ default:
+ case wxCAP_ROUND: ms_style |= PS_ENDCAP_ROUND; break;
+ }
+
+ LOGBRUSH logb;
+
+ switch(M_PENDATA->m_style)
+ {
+ case wxSTIPPLE:
+ logb.lbStyle = BS_PATTERN ;
+ if (M_PENDATA->m_stipple.Ok())
+ logb.lbHatch = (LONG)M_PENDATA->m_stipple.GetHBITMAP();
+ else
+ logb.lbHatch = (LONG)0;
+ break;
+ case wxBDIAGONAL_HATCH:
+ logb.lbStyle = BS_HATCHED;
+ logb.lbHatch = HS_BDIAGONAL;
+ break;
+ case wxCROSSDIAG_HATCH:
+ logb.lbStyle = BS_HATCHED;
+ logb.lbHatch = HS_DIAGCROSS;
+ break;
+ case wxFDIAGONAL_HATCH:
+ logb.lbStyle = BS_HATCHED;
+ logb.lbHatch = HS_FDIAGONAL;
+ break;
+ case wxCROSS_HATCH:
+ logb.lbStyle = BS_HATCHED;
+ logb.lbHatch = HS_CROSS;
+ break;
+ case wxHORIZONTAL_HATCH:
+ logb.lbStyle = BS_HATCHED;
+ logb.lbHatch = HS_HORIZONTAL;
+ break;
+ case wxVERTICAL_HATCH:
+ logb.lbStyle = BS_HATCHED;
+ logb.lbHatch = HS_VERTICAL;
+ break;
+ default:
+ logb.lbStyle = BS_SOLID;
+#ifdef __WXDEBUG__
+ // this should be unnecessary (it's unused) but suppresses the Purify
+ // messages about uninitialized memory read
+ logb.lbHatch = 0;
#endif
- return TRUE;
- }
- return FALSE;
+ break;
+ }
+
+ logb.lbColor = ms_colour;
+
+ wxMSWDash *real_dash;
+ if (M_PENDATA->m_style==wxUSER_DASH && M_PENDATA->m_nbDash && M_PENDATA->m_dash)
+ {
+ real_dash = new wxMSWDash[M_PENDATA->m_nbDash];
+ int rw = M_PENDATA->m_width > 1 ? M_PENDATA->m_width : 1;
+ for ( int i = 0; i < M_PENDATA->m_nbDash; i++ )
+ real_dash[i] = M_PENDATA->m_dash[i] * rw;
+ }
+ else
+ {
+ real_dash = (wxMSWDash*)NULL;
+ }
+
+ // Win32s doesn't have ExtCreatePen function...
+ if (os==wxWINDOWS_NT || os==wxWIN95)
+ {
+ M_PENDATA->m_hPen =
+ (WXHPEN) ExtCreatePen( ms_style,
+ M_PENDATA->m_width,
+ &logb,
+ M_PENDATA->m_style == wxUSER_DASH
+ ? M_PENDATA->m_nbDash
+ : 0,
+ (LPDWORD)real_dash );
+ }
+ else
+ {
+ M_PENDATA->m_hPen =
+ (WXHPEN) CreatePen( wx2msPenStyle(M_PENDATA->m_style),
+ M_PENDATA->m_width,
+ ms_colour );
+ }
+
+ delete [] real_dash;
+ }
+#else // WinCE
+ M_PENDATA->m_hPen =
+ (WXHPEN) CreatePen( wx2msPenStyle(M_PENDATA->m_style),
+ M_PENDATA->m_width,
+ ms_colour );
+#endif // !WinCE/WinCE
+
+ return true;
}
-WXHANDLE wxPen::GetResourceHandle(void)
+WXHANDLE wxPen::GetResourceHandle() const
{
- if ( !M_PENDATA )
- return 0;
- else
- return (WXHANDLE)M_PENDATA->m_hPen;
-}
-
-bool wxPen::FreeResource(bool force)
-{
- if (M_PENDATA && (M_PENDATA->m_hPen != 0))
- {
- DeleteObject((HPEN) M_PENDATA->m_hPen);
- M_PENDATA->m_hPen = 0;
- return TRUE;
- }
- else return FALSE;
+ if ( !M_PENDATA )
+ return 0;
+ else
+ return (WXHANDLE)M_PENDATA->m_hPen;
}
-/*
-bool wxPen::UseResource(void)
+bool wxPen::FreeResource(bool WXUNUSED(force))
{
- IncrementResourceUsage();
- return TRUE;
+ if (M_PENDATA && (M_PENDATA->m_hPen != 0))
+ {
+ DeleteObject((HPEN) M_PENDATA->m_hPen);
+ M_PENDATA->m_hPen = 0;
+ return true;
+ }
+ else return false;
}
-bool wxPen::ReleaseResource(void)
+bool wxPen::IsFree() const
{
- DecrementResourceUsage();
- return TRUE;
+ return (M_PENDATA && M_PENDATA->m_hPen == 0);
}
-*/
-bool wxPen::IsFree(void)
+void wxPen::Unshare()
{
- return (M_PENDATA && M_PENDATA->m_hPen == 0);
+ // Don't change shared data
+ if (!m_refData)
+ {
+ m_refData = new wxPenRefData();
+ }
+ else
+ {
+ wxPenRefData* ref = new wxPenRefData(*(wxPenRefData*)m_refData);
+ UnRef();
+ m_refData = ref;
+ }
}
void wxPen::SetColour(const wxColour& col)
{
- if ( !M_PENDATA )
- m_refData = new wxPenRefData;
+ Unshare();
- M_PENDATA->m_colour = col;
-
- if (FreeResource())
- RealizeResource();
-}
-
-void wxPen::SetColour(const wxString& col)
-{
- if ( !M_PENDATA )
- m_refData = new wxPenRefData;
+ M_PENDATA->m_colour = col;
- M_PENDATA->m_colour = col;
-
- if (FreeResource())
RealizeResource();
}
-void wxPen::SetColour(const unsigned char r, const unsigned char g, const unsigned char b)
+void wxPen::SetColour(unsigned char r, unsigned char g, unsigned char b)
{
- if ( !M_PENDATA )
- m_refData = new wxPenRefData;
+ Unshare();
+
+ M_PENDATA->m_colour.Set(r, g, b);
- M_PENDATA->m_colour.Set(r, g, b);
-
- if (FreeResource())
RealizeResource();
}
-void wxPen::SetWidth(const int Width)
+void wxPen::SetWidth(int Width)
{
- if ( !M_PENDATA )
- m_refData = new wxPenRefData;
+ Unshare();
- M_PENDATA->m_width = Width;
+ M_PENDATA->m_width = Width;
- if (FreeResource())
RealizeResource();
}
-void wxPen::SetStyle(const int Style)
+void wxPen::SetStyle(int Style)
{
- if ( !M_PENDATA )
- m_refData = new wxPenRefData;
+ Unshare();
- M_PENDATA->m_style = Style;
+ M_PENDATA->m_style = Style;
- if (FreeResource())
RealizeResource();
}
void wxPen::SetStipple(const wxBitmap& Stipple)
{
- if ( !M_PENDATA )
- m_refData = new wxPenRefData;
+ Unshare();
+
+ M_PENDATA->m_stipple = Stipple;
+ M_PENDATA->m_style = wxSTIPPLE;
- M_PENDATA->m_stipple = Stipple;
- M_PENDATA->m_style = wxSTIPPLE;
-
- if (FreeResource())
RealizeResource();
}
-void wxPen::SetDashes(const int nb_dashes, const wxDash *Dash)
+void wxPen::SetDashes(int nb_dashes, const wxDash *Dash)
{
- if ( !M_PENDATA )
- m_refData = new wxPenRefData;
+ Unshare();
+
+ M_PENDATA->m_nbDash = nb_dashes;
+ M_PENDATA->m_dash = (wxDash *)Dash;
- M_PENDATA->m_nbDash = nb_dashes;
- M_PENDATA->m_dash = (wxDash *)Dash;
-
- if (FreeResource())
RealizeResource();
}
-void wxPen::SetJoin(const int Join)
+void wxPen::SetJoin(int Join)
{
- if ( !M_PENDATA )
- m_refData = new wxPenRefData;
+ Unshare();
- M_PENDATA->m_join = Join;
+ M_PENDATA->m_join = Join;
- if (FreeResource())
RealizeResource();
}
-void wxPen::SetCap(const int Cap)
+void wxPen::SetCap(int Cap)
{
- if ( !M_PENDATA )
- m_refData = new wxPenRefData;
+ Unshare();
- M_PENDATA->m_cap = Cap;
+ M_PENDATA->m_cap = Cap;
- if (FreeResource())
RealizeResource();
}
int wx2msPenStyle(int wx_style)
{
- int cstyle;
-/***
-#ifdef __WIN32__
- DWORD vers = GetVersion() ;
- WORD high = HIWORD(vers) ; // high bit=0 for NT, 1 for Win32s
-#endif
-***/
- switch (wx_style)
- {
- case wxDOT:
- cstyle = PS_DOT;
- break;
- case wxSHORT_DASH:
- case wxLONG_DASH:
- cstyle = PS_DASH;
- break;
- case wxTRANSPARENT:
- cstyle = PS_NULL;
- break;
- case wxUSER_DASH:
- // User dash style not supported on Win3.1, sorry...
-#ifdef __WIN32__
- // Win32s doesn't have PS_USERSTYLE
-/***
- if ((high&0x8000)==0)
-***/
- if (wxGetOsVersion()==wxWINDOWS_NT)
- cstyle = PS_USERSTYLE ;
- else
- cstyle = PS_DOT ; // We must make a choice... This is mine!
+#if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
+ switch (wx_style)
+ {
+ case wxDOT:
+ return PS_DOT;
+
+ case wxDOT_DASH:
+ return PS_DASHDOT;
+
+ case wxSHORT_DASH:
+ case wxLONG_DASH:
+ return PS_DASH;
+
+ case wxTRANSPARENT:
+ return PS_NULL;
+
+ case wxUSER_DASH:
+ // if (wxGetOsVersion()==wxWINDOWS_NT || wxGetOsVersion()==wxWIN95)
+ return PS_USERSTYLE;
+ }
#else
- cstyle = PS_DASH ;
+ wxUnusedVar(wx_style);
#endif
- break ;
- case wxSOLID:
- default:
- cstyle = PS_SOLID;
- break;
- }
- return cstyle;
+ return PS_SOLID;
}
-
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