]> git.saurik.com Git - wxWidgets.git/blobdiff - src/msw/pen.cpp
removed asserts to suppress gcc 3.4 warnings about condition being always true
[wxWidgets.git] / src / msw / pen.cpp
index 97d1e52b05181e97be1690d9b94dcabd9d86fcdf..e79ddf7de78529de739343a7521c05368f244946 100644 (file)
@@ -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
 
@@ -30,7 +30,8 @@
 #endif
 
 #include "wx/msw/private.h"
-#include "assert.h"
+
+static int wx2msPenStyle(int wx_style);
 
 IMPLEMENT_DYNAMIC_CLASS(wxPen, wxGDIObject)
 
@@ -41,7 +42,7 @@ wxPenRefData::wxPenRefData()
   m_join = wxJOIN_ROUND ;
   m_cap = wxCAP_ROUND ;
   m_nbDash = 0 ;
-  m_dash = (wxMSWDash*)NULL;
+  m_dash = (wxDash*)NULL;
   m_hPen = 0;
 }
 
@@ -59,22 +60,18 @@ wxPenRefData::wxPenRefData(const wxPenRefData& data)
 
 wxPenRefData::~wxPenRefData()
 {
-       if ( m_hPen )
-               ::DeleteObject((HPEN) m_hPen);
+        if ( m_hPen )
+                ::DeleteObject((HPEN) m_hPen);
 }
 
 // Pens
 
 wxPen::wxPen()
 {
-  if (wxThePenList)
-    wxThePenList->AddPen(this);
 }
 
 wxPen::~wxPen()
 {
-    if (wxThePenList)
-        wxThePenList->RemovePen(this);
 }
 
 // Should implement Create
@@ -89,7 +86,7 @@ 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 = (wxMSWDash*)NULL;
+  M_PENDATA->m_dash = (wxDash*)NULL;
   M_PENDATA->m_hPen = 0 ;
 
 #ifndef __WIN32__
@@ -114,11 +111,9 @@ wxPen::wxPen(const wxColour& col, int Width, int Style)
         (Style == wxUSER_DASH))
       M_PENDATA->m_width = 1;
   }
-#endif 
+#endif
   RealizeResource();
 
-  if ( wxThePenList )
-    wxThePenList->AddPen(this);
 }
 
 wxPen::wxPen(const wxBitmap& stipple, int Width)
@@ -132,13 +127,11 @@ wxPen::wxPen(const wxBitmap& stipple, int Width)
     M_PENDATA->m_join = wxJOIN_ROUND ;
     M_PENDATA->m_cap = wxCAP_ROUND ;
     M_PENDATA->m_nbDash = 0 ;
-    M_PENDATA->m_dash = (wxMSWDash*)NULL;
+    M_PENDATA->m_dash = (wxDash*)NULL;
     M_PENDATA->m_hPen = 0 ;
 
     RealizeResource();
 
-    if (wxThePenList)
-       wxThePenList->AddPen(this);
 }
 
 bool wxPen::RealizeResource()
@@ -151,29 +144,28 @@ bool wxPen::RealizeResource()
            return TRUE;
        }
 
-       COLORREF ms_colour = 0;
-       ms_colour = M_PENDATA->m_colour.GetPixel();
+       COLORREF 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 defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
        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_width <= 1)
        {
-          M_PENDATA->m_hPen =
-            (WXHPEN) CreatePen( wx2msPenStyle(M_PENDATA->m_style),
-                                M_PENDATA->m_width,
-                                ms_colour );
+           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);
+           DWORD ms_style = PS_GEOMETRIC | wx2msPenStyle(M_PENDATA->m_style);
 
-          switch(M_PENDATA->m_join)
+           switch(M_PENDATA->m_join)
            {
                case wxJOIN_BEVEL: ms_style |= PS_JOIN_BEVEL; break;
                case wxJOIN_MITER: ms_style |= PS_JOIN_MITER; break;
@@ -189,9 +181,9 @@ bool wxPen::RealizeResource()
                case wxCAP_ROUND:      ms_style |= PS_ENDCAP_ROUND;   break;
            }
 
-          LOGBRUSH logb;
+           LOGBRUSH logb;
 
-          switch(M_PENDATA->m_style)
+           switch(M_PENDATA->m_style)
            {
                case wxSTIPPLE:
                    logb.lbStyle = BS_PATTERN ;
@@ -201,72 +193,72 @@ bool wxPen::RealizeResource()
                        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_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 Purigy
+                   // this should be unnecessary (it's unused) but suppresses the Purigy
                    // messages about uninitialized memory read
-                  logb.lbHatch = 0;
+                   logb.lbHatch = 0;
 #endif
-                  break;
-          }
+                   break;
+           }
 
-          logb.lbColor = ms_colour;
+           logb.lbColor = ms_colour;
 
-          wxMSWDash *real_dash;
+           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 i;
-               for (i=0; i<M_PENDATA->m_nbDash; i++)
-                   real_dash[i] = M_PENDATA->m_dash[i] * M_PENDATA->m_width;
+           {
+               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
+           else
            {
-              real_dash = (wxMSWDash*)NULL;
+               real_dash = (wxMSWDash*)NULL;
            }
 
            // 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,
-                                       real_dash );
-          }
-          else
+           if (wxGetOsVersion()==wxWINDOWS_NT || wxGetOsVersion()==wxWIN95)
            {
-              M_PENDATA->m_hPen =
-                 (WXHPEN) CreatePen( wx2msPenStyle(M_PENDATA->m_style),
-                                     M_PENDATA->m_width,
-                                     ms_colour );
+               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 );
            }
 
            if (real_dash)
@@ -274,9 +266,9 @@ bool wxPen::RealizeResource()
        }
 #else
        M_PENDATA->m_hPen =
-        (WXHPEN) CreatePen( wx2msPenStyle(M_PENDATA->m_style),
-                            M_PENDATA->m_width,
-                            ms_colour );
+         (WXHPEN) CreatePen( wx2msPenStyle(M_PENDATA->m_style),
+                             M_PENDATA->m_width,
+                             ms_colour );
 #endif
 #ifdef WXDEBUG_CREATE
        if (M_PENDATA->m_hPen==0)
@@ -287,15 +279,15 @@ bool wxPen::RealizeResource()
     return FALSE;
 }
 
-WXHANDLE wxPen::GetResourceHandle()
+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))
   {
@@ -313,17 +305,17 @@ bool wxPen::IsFree() const
 
 void wxPen::Unshare()
 {
-       // Don't change shared data
-       if (!m_refData)
+        // Don't change shared data
+        if (!m_refData)
     {
-               m_refData = new wxPenRefData();
-       }
+                m_refData = new wxPenRefData();
+        }
     else
     {
-               wxPenRefData* ref = new wxPenRefData(*(wxPenRefData*)m_refData);
-               UnRef();
-               m_refData = ref;
-       }
+                wxPenRefData* ref = new wxPenRefData(*(wxPenRefData*)m_refData);
+                UnRef();
+                m_refData = ref;
+        }
 }
 
 void wxPen::SetColour(const wxColour& col)
@@ -331,7 +323,7 @@ void wxPen::SetColour(const wxColour& col)
     Unshare();
 
     M_PENDATA->m_colour = col;
-  
+
     RealizeResource();
 }
 
@@ -340,7 +332,7 @@ void wxPen::SetColour(unsigned char r, unsigned char g, unsigned char b)
     Unshare();
 
     M_PENDATA->m_colour.Set(r, g, b);
-  
+
     RealizeResource();
 }
 
@@ -368,7 +360,7 @@ void wxPen::SetStipple(const wxBitmap& Stipple)
 
     M_PENDATA->m_stipple = Stipple;
     M_PENDATA->m_style = wxSTIPPLE;
-  
+
     RealizeResource();
 }
 
@@ -377,8 +369,8 @@ void wxPen::SetDashes(int nb_dashes, const wxDash *Dash)
     Unshare();
 
     M_PENDATA->m_nbDash = nb_dashes;
-    M_PENDATA->m_dash = (wxMSWDash *)Dash;
-  
+    M_PENDATA->m_dash = (wxDash *)Dash;
+
     RealizeResource();
 }
 
@@ -402,42 +394,29 @@ void wxPen::SetCap(int Cap)
 
 int wx2msPenStyle(int wx_style)
 {
-    int cstyle;
+#if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
     switch (wx_style)
-    { 
-       case wxDOT:
-           cstyle = PS_DOT;
-          break;
-
-       case wxDOT_DASH:
-          cstyle = PS_DASHDOT;
-          break;
-
-       case wxSHORT_DASH:
-       case wxLONG_DASH:
-           cstyle = PS_DASH;
-          break;
-
-       case wxTRANSPARENT:
-           cstyle = PS_NULL;
-          break;
-
-       case wxUSER_DASH:
-#ifdef __WIN32__
-           // Win32s doesn't have PS_USERSTYLE
-          if (wxGetOsVersion()==wxWINDOWS_NT || wxGetOsVersion()==wxWIN95)
-              cstyle = PS_USERSTYLE;
-          else
-               cstyle = PS_DOT; // We must make a choice... This is mine!
+    {
+        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;
 }