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// **************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under *
// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
// * Copyright (C) 2008-2011 ZenJu (zhnmju123 AT gmx.de) *
// **************************************************************************
//
#include "resources.h"
#include <wx/wfstream.h>
#include <wx/zipstrm.h>
#include <wx/image.h>
#include <wx/icon.h>
#include <wx/mstream.h>
#include "../shared/string_conv.h"
#include "../shared/system_constants.h"
#include <memory>
#include "../shared/standard_paths.h"
using namespace zen;
const GlobalResources& GlobalResources::instance()
{
static GlobalResources instance;
return instance;
}
GlobalResources::GlobalResources()
{
//init all the other resource files
animationMoney = new wxAnimation(wxNullAnimation);
animationSync = new wxAnimation(wxNullAnimation);
programIcon = new wxIcon(wxNullIcon);
load();
}
GlobalResources::~GlobalResources()
{
//free bitmap resources
for (std::map<wxString, wxBitmap*>::iterator i = bitmapResource.begin(); i != bitmapResource.end(); ++i)
delete i->second;
//free other resources
delete animationMoney;
delete animationSync;
delete programIcon;
}
void loadAnimFromZip(wxZipInputStream& zipInput, wxAnimation* animation)
{
//Workaround for wxWidgets:
//construct seekable input stream (zip-input stream is non-seekable) for wxAnimation::Load()
//luckily this method call is very fast: below measurement precision!
std::vector<char> data;
data.reserve(10000);
int newValue = 0;
while ((newValue = zipInput.GetC()) != wxEOF)
data.push_back(newValue);
wxMemoryInputStream seekAbleStream(&data.front(), data.size()); //stream does not take ownership of data
animation->Load(seekAbleStream, wxANIMATION_TYPE_GIF);
}
void GlobalResources::load()
{
wxFFileInputStream input(zen::getResourceDir() + wxT("Resources.dat"));
if (input.IsOk()) //if not... we don't want to react too harsh here
{
//activate support for .png files
wxImage::AddHandler(new wxPNGHandler); //ownership passed
wxZipInputStream resourceFile(input);
while (true)
{
std::auto_ptr<wxZipEntry> entry(resourceFile.GetNextEntry());
if (entry.get() == NULL)
break;
const wxString name = entry->GetName();
//generic image loading
if (name.EndsWith(wxT(".png")))
{
if (bitmapResource.find(name) == bitmapResource.end()) //avoid duplicate entry: prevent memory leak!
bitmapResource[name] = new wxBitmap(wxImage(resourceFile, wxBITMAP_TYPE_PNG));
}
else if (name == wxT("money.gif"))
loadAnimFromZip(resourceFile, animationMoney);
else if (name == wxT("working.gif"))
loadAnimFromZip(resourceFile, animationSync);
}
}
#ifdef FFS_WIN
//for compatibility it seems we need to stick with a "real" icon
*programIcon = wxIcon(wxT("A_PROGRAM_ICON"));
#else
//#include "FreeFileSync.xpm"
//*programIcon = wxIcon(FreeFileSync_xpm);
//use big logo bitmap for better quality
programIcon->CopyFromBitmap(getImage(wxT("FreeFileSync.png")));
#endif
}
const wxBitmap& GlobalResources::getImage(const wxString& imageName) const
{
const std::map<wxString, wxBitmap*>::const_iterator bmp = imageName.Find(wxChar('.')) == wxNOT_FOUND ? //assume .png ending if nothing else specified
bitmapResource.find(imageName + wxT(".png")) :
bitmapResource.find(imageName);
if (bmp != bitmapResource.end())
return *bmp->second;
else
return wxNullBitmap;
}
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