X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b2aef89b7a675805b601e757492c982031f38d21..b4e0b521e0878a495c570af3d68b40c82b4a92b3:/src/msw/pen.cpp diff --git a/src/msw/pen.cpp b/src/msw/pen.cpp index 2818565949..93776357d4 100644 --- a/src/msw/pen.cpp +++ b/src/msw/pen.cpp @@ -1,15 +1,15 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: pen.cpp +// Name: 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__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "pen.h" #endif @@ -30,42 +30,48 @@ #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) +{ + 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); + 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 @@ -80,375 +86,318 @@ wxPen::wxPen(const wxColour& col, int Width, int 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_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, 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, int Width, 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 ; - - 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_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) ; - - 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;im_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); + 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 | + wxLONG_DASH | + wxSHORT_DASH | + wxDOT_DASH | + 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 -#ifdef WXDEBUG_CREATE - if (M_PENDATA->m_hPen==0) - wxError("Cannot create pen","Internal error") ; -#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; + if ( !M_PENDATA ) + return 0; + else + return (WXHANDLE)M_PENDATA->m_hPen; } -bool wxPen::FreeResource(bool force) +bool wxPen::FreeResource(bool WXUNUSED(force)) { if (M_PENDATA && (M_PENDATA->m_hPen != 0)) { DeleteObject((HPEN) M_PENDATA->m_hPen); M_PENDATA->m_hPen = 0; - return TRUE; + return true; } - else return FALSE; -} - -/* -bool wxPen::UseResource(void) -{ - IncrementResourceUsage(); - 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(); -} + M_PENDATA->m_colour = col; -void wxPen::SetColour(const wxString& col) -{ - if ( !M_PENDATA ) - m_refData = new wxPenRefData; - - 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(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(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(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(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(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; }