restore generic DrawEllipticArc() used by CE which was lost during the great wxDC...

[wxWidgets.git] / src / mgl / utils.cpp

diff --git a/src/mgl/utils.cpp b/src/mgl/utils.cpp
index e3c3c53606e80b16d0bcdb4bb1daa35ed27f759d..114277e970139d06f4fd1aa776415f2f24e201dd 100644 (file)
--- a/src/mgl/utils.cpp
+++ b/src/mgl/utils.cpp
@@ -1,18 +1,30 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        utils.cpp
+// Name:        src/mgl/utils.cpp
 // Purpose:
 // Author:      Vaclav Slavik
 // Id:          $Id$
-// Copyright:   (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
+// Copyright:   (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
 #include "wx/utils.h"
-#include "wx/string.h"
 
-#include "wx/intl.h"
-#include "wx/log.h"
+#ifndef WX_PRECOMP
+    #include "wx/string.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
+#endif
+
+#include "wx/apptrait.h"
 #include "wx/process.h"
+#include "wx/evtloop.h"
 
 #include <stdarg.h>
 #include <string.h>
@@ -31,72 +43,89 @@
 // misc.
 //----------------------------------------------------------------------------
 
+// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
+wxMemorySize wxGetFreeMemory()
+{
+    // TODO - probably should be extracted to
+    //        src/msdos/utilsdos.cpp and src/unix/utilsunx.cpp
+    //        to avoid code duplication
+    return -1;
+}
+
 void wxBell()
 {
     // FIXME_MGL
 }
 
+bool wxGetKeyState(wxKeyCode key)
+{
+    wxASSERT_MSG(key != WXK_LBUTTON && key != WXK_RBUTTON && key !=
+        WXK_MBUTTON, wxT("can't use wxGetKeyState() for mouse buttons"));
+
+    // TODO
+
+    return false;
+}
+
 // ----------------------------------------------------------------------------
 // display characterstics
 // ----------------------------------------------------------------------------
 
 void wxDisplaySize(int *width, int *height)
 {
-    wxASSERT_MSG( g_displayDC, wxT("MGL display DC not created yet.") );
+   wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
     if (width) *width = g_displayDC->sizex()+1;
     if (height) *height = g_displayDC->sizey()+1;
 }
 
 void wxDisplaySizeMM(int *width, int *height)
 {
-    wxASSERT_MSG( g_displayDC, wxT("MGL display DC not created yet.") );
-    if ( width ) 
-        *width = (g_displayDC->sizex()+1) * 25/72;
-    if ( height ) 
-        *height = (g_displayDC->sizey()+1) * 25/72;
-    // FIXME_MGL -- what about returning *real* monitor dimensions?
+    wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
+
+    int xDPI, yDPI;
+    MGL_getDotsPerInch(&xDPI, &yDPI);
+
+    if ( width )
+        *width = (int)((g_displayDC->sizex()+1) * 25.4 / xDPI);
+    if ( height )
+        *height = (int)((g_displayDC->sizey()+1) * 25.4 / yDPI);
 }
 
 void wxClientDisplayRect(int *x, int *y, int *width, int *height)
 {
-    // This is supposed to return desktop dimensions minus any window
-    // manager panels, menus, taskbars, etc.  If there is a way to do that
-    // for this platform please fix this function, otherwise it defaults
-    // to the entire desktop.
-    if (x) *x = 0;
-    if (y) *y = 0;
+    if ( x ) *x = 0;
+    if ( y ) *y = 0;
     wxDisplaySize(width, height);
-    // FIXME_MGL -- make it use wxDesktop class when there's one
+    // FIXME_MGL - windowed version needs different handling
 }
 
 bool wxColourDisplay()
 {
-    wxASSERT_MSG( g_displayDC, wxT("MGL display DC not created yet.") );
-    
+    wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
+
     return (wxDisplayDepth() > 1);
 }
 
 int wxDisplayDepth()
 {
-    wxASSERT_MSG( g_displayDC, wxT("MGL display DC not created yet.") );
+    wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
 
     return g_displayDC->getBitsPerPixel();
 }
 
-int wxGetOsVersion(int *majorVsn, int *minorVsn)
+wxPortId wxGUIAppTraits::GetToolkitVersion(int *verMaj, int *verMin) const
 {
-  if ( majorVsn )
-      *majorVsn = MGL_RELEASE_MAJOR;
-  if ( minorVsn )
-      *minorVsn = MGL_RELEASE_MINOR;
-
-#if defined(__UNIX__)
-  return wxMGL_UNIX;
-#elif defined(__OS2__)
-  return wxMGL_OS2;
-#elif defined(__WIN32__)
-  return wxMGL_WIN32;
-#endif
+    if ( verMaj )
+        *verMaj = MGL_RELEASE_MAJOR;
+    if ( verMin )
+        *verMin = MGL_RELEASE_MINOR;
+
+    return wxPORT_MGL;
+}
+
+wxEventLoopBase* wxGUIAppTraits::CreateEventLoop()
+{
+    return new wxEventLoop;
 }
 
 
@@ -112,6 +141,28 @@ wxPoint wxGetMousePosition()
     return pt;
 }
 
+wxMouseState wxGetMouseState()
+{
+    wxMouseState ms;
+    int x, y;
+
+    wxGetMousePosition(&x, &y);
+
+    ms.SetX(x);
+    ms.SetY(y);
+
+    extern unsigned long g_buttonState;
+    ms.SetLeftDown(g_buttonState & EVT_LEFTBUT);
+    ms.SetMiddleDown(g_buttonState & EVT_MIDDLEBUT);
+    ms.SetRightDown(g_buttonState & EVT_RIGHTBUT);
+
+    ms.SetControlDown(EVT_isKeyDown(KB_leftCtrl) || EVT_isKeyDown(KB_rightCtrl));
+    ms.SetShiftDown(EVT_isKeyDown(KB_leftShift) || EVT_isKeyDown(KB_rightShift));
+    ms.SetAltDown(EVT_isKeyDown(KB_leftAlt));
+    ms.SetMetaDown(EVT_isKeyDown(KB_rightAlt));
+
+    return ms;
+}
 
 
 #ifdef __UNIX__