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Restore original wxSVGBitmapFileHandler behaviour

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Save the embedded images in the same directory as the SVG file, not in the
runtime directory.
This commit is contained in:
Maarten Bent
2019-04-10 23:41:58 +02:00
parent 19c66c780d
commit b7bf6640ed
2 changed files with 23 additions and 10 deletions
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15
include/wx/dcsvg.h
View File

@@ -40,13 +40,26 @@ public:
};
// Predefined standard bitmap handler: creates a file, stores the bitmap in
// this file and uses the file URI in the generated SVG.
// this file and uses the file name in the generated SVG.
class WXDLLIMPEXP_CORE wxSVGBitmapFileHandler : public wxSVGBitmapHandler
{
public:
wxSVGBitmapFileHandler()
: m_path()
{
}
explicit wxSVGBitmapFileHandler(const wxString& path)
: m_path(path)
{
}
virtual bool ProcessBitmap(const wxBitmap& bitmap,
wxCoord x, wxCoord y,
wxOutputStream& stream) const wxOVERRIDE;
private:
wxString m_path; // When set, will be appended with _image#.png
};
// Predefined handler which embeds the bitmap (base64-encoding it) inside the

18
src/common/dcsvg.cpp
View File

@@ -335,24 +335,24 @@ wxSVGBitmapFileHandler::ProcessBitmap(const wxBitmap& bmp,
wxImage::AddHandler(new wxPNGHandler);
// find a suitable file name
wxString sPNG;
wxFileName sPNG = wxFileName(m_path);
do
{
sPNG = wxString::Format("image%d.png", sub_images++);
sPNG.SetFullName(wxString::Format("%s%simage%d.png",
sPNG.GetName(),
sPNG.GetName().IsEmpty() ? "" : "_",
sub_images++));
}
while (wxFile::Exists(sPNG));
while ( sPNG.FileExists() );
if ( !bmp.SaveFile(sPNG, wxBITMAP_TYPE_PNG) )
if ( !bmp.SaveFile(sPNG.GetFullPath(), wxBITMAP_TYPE_PNG) )
return false;
// reference the bitmap from the SVG doc using only filename & ext
sPNG = sPNG.AfterLast(wxFileName::GetPathSeparator());
// reference the bitmap from the SVG doc
wxString s;
s += wxString::Format(" <image x=\"%d\" y=\"%d\" width=\"%dpx\" height=\"%dpx\"",
x, y, bmp.GetWidth(), bmp.GetHeight());
s += wxString::Format(" xlink:href=\"%s\"/>\n", sPNG);
s += wxString::Format(" xlink:href=\"%s\"/>\n", sPNG.GetFullName());
// write to the SVG file
const wxCharBuffer buf = s.utf8_str();
@@ -1111,7 +1111,7 @@ void wxSVGFileDCImpl::DoDrawBitmap(const class wxBitmap & bmp, wxCoord x, wxCoor
// If we don't have any bitmap handler yet, use the default one.
if ( !m_bmp_handler )
m_bmp_handler.reset(new wxSVGBitmapFileHandler());
m_bmp_handler.reset(new wxSVGBitmapFileHandler(m_filename));
m_bmp_handler->ProcessBitmap(bmp, x, y, *m_outfile);
}