fixing the HITextView single line scrolling under 10.5

[wxWidgets.git] / src / msw / metafile.cpp

diff --git a/src/msw/metafile.cpp b/src/msw/metafile.cpp
index 3032a5e2cda16003dfe4c345e7b0af62a30f6ba0..3076145d20bff433c6cabef2871df602bf515d73 100644 (file)
--- a/src/msw/metafile.cpp
+++ b/src/msw/metafile.cpp
@@ -94,6 +94,16 @@ wxMetafile::~wxMetafile()
 {
 }
 
+wxGDIRefData *wxMetafile::CreateGDIRefData() const
+{
+    return new wxMetafileRefData;
+}
+
+wxGDIRefData *wxMetafile::CloneGDIRefData(const wxGDIRefData *data) const
+{
+    return new wxMetafileRefData(wx_static_cast(wxMetafileRefData *, data));
+}
+
 bool wxMetafile::SetClipboard(int width, int height)
 {
 #if !wxUSE_CLIPBOARD
@@ -122,8 +132,6 @@ bool wxMetafile::Play(wxDC *dc)
     if (!m_refData)
         return false;
 
-    dc->BeginDrawing();
-
     if (dc->GetHDC() && M_METAFILEDATA->m_metafile)
     {
         if ( !::PlayMetaFile(GetHdcOf(*dc), (HMETAFILE)
@@ -133,8 +141,6 @@ bool wxMetafile::Play(wxDC *dc)
         }
     }
 
-    dc->EndDrawing();
-
     return true;
 }
 
@@ -193,9 +199,9 @@ wxMetafileDC::wxMetafileDC(const wxString& file, int xext, int yext, int xorg, i
     m_minY = 10000;
     m_maxX = -10000;
     m_maxY = -10000;
-    if ( !file.empty() && wxFileExists(file))
+    if ( !file.empty() && wxFileExists(file) )
         wxRemoveFile(file);
-    m_hDC = (WXHDC) CreateMetaFile(file);
+    m_hDC = (WXHDC) CreateMetaFile(file.empty() ? NULL : file.wx_str());
 
     m_ok = true;
 
@@ -213,21 +219,22 @@ wxMetafileDC::~wxMetafileDC()
     m_hDC = 0;
 }
 
-void wxMetafileDC::GetTextExtent(const wxString& string, long *x, long *y,
-                                 long *descent, long *externalLeading, wxFont *theFont, bool WXUNUSED(use16bit)) const
+void wxMetafileDC::DoGetTextExtent(const wxString& string,
+                                   wxCoord *x, wxCoord *y,
+                                   wxCoord *descent, wxCoord *externalLeading,
+                                   const wxFont *theFont) const
 {
-    wxFont *fontToUse = theFont;
+    const wxFont *fontToUse = theFont;
     if (!fontToUse)
-        fontToUse = (wxFont*) &m_font;
+        fontToUse = &m_font;
 
-    HDC dc = GetDC(NULL);
+    ScreenHDC dc;
+    SelectInHDC selFont(dc, GetHfontOf(*fontToUse));
 
     SIZE sizeRect;
     TEXTMETRIC tm;
     ::GetTextExtentPoint32(dc, WXSTRINGCAST string, wxStrlen(WXSTRINGCAST string), &sizeRect);
-    GetTextMetrics(dc, &tm);
-
-    ReleaseDC(NULL, dc);
+    ::GetTextMetrics(dc, &tm);
 
     if ( x )
         *x = sizeRect.cx;