Implemented Clear in wxSVGFileDC.

Draw a rectangle with the background colour and a transparent pen. Closes #15788.
2016-03-15 22:12:13 +01:00
parent b424445078
commit 3cc4d51c9b
3 changed files with 13 additions and 5 deletions
--- a/src/common/dcsvg.cpp
+++ b/src/common/dcsvg.cpp
@@ -305,6 +305,17 @@ wxSize wxSVGFileDCImpl::GetPPI() const
    return wxSize( wxRound(m_dpi), wxRound(m_dpi) );
 }

+void wxSVGFileDCImpl::Clear()
+{
+    {
+        wxDCBrushChanger setBackground(*GetOwner(), m_backgroundBrush);
+        wxDCPenChanger setTransp(*GetOwner(), *wxTRANSPARENT_PEN);
+        DoDrawRectangle(0, 0, m_width, m_height);
+    }
+
+    NewGraphicsIfNeeded();
+}
+
 void wxSVGFileDCImpl::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
 {
    NewGraphicsIfNeeded();