bool Effect::TotalProgress(double frac)
{
if (!mProgress && wxGetElapsedTime(false) > 500) {
mProgress =
new wxProgressDialog(GetEffectName(),
GetEffectAction(),
1000,
mParent,
wxPD_CAN_ABORT |
wxPD_REMAINING_TIME | wxPD_AUTO_HIDE);
}
bool cancelling = false;
if (mProgress) {
cancelling =
!mProgress->Update((int)(frac*1000 + 0.5));
}
return cancelling;
}
bool Effect::DoEffect(wxWindow *parent, int flags,
double projectRate,
TrackList *list,
TrackFactory *factory,
double *t0, double *t1, wxString params)
{
wxASSERT(*t0 <= *t1);
if (mOutputTracks) {
delete mOutputTracks;
mOutputTracks = NULL;
}
mFactory = factory;
mProjectRate = projectRate;
mParent = parent;
mTracks = list;
mT0 = *t0;
mT1 = *t1;
CountWaveTracks();
// Note: Init may read parameters from preferences
if (!Init())
return false;
// If a parameter string was provided, it overrides any remembered settings
// (but if the user is to be prompted, that takes priority)
if (!params.IsEmpty())
{
ShuttleCli shuttle;
shuttle.mParams = params;
shuttle.mbStoreInClient=true;
if( !TransferParameters( shuttle ))
{
wxMessageBox(
wxString::Format(
_("Could not set parameters of effect %s\n to %s."),
GetEffectName().c_str(),
params.c_str()
)
);
return false;
}
}
// Don't prompt user if we are dealing with a
// effect that is already configured, e.g. repeating
// the last effect on a different selection.
if( (flags & CONFIGURED_EFFECT) == 0)
{
if (!PromptUser())
return false;
}
bool returnVal = true;
bool skipFlag = CheckWhetherSkipEffect();
if (skipFlag == false) {
mProgress = new ProgressDialog(StripAmpersand(GetEffectName()),
GetEffectAction(),
pdlgHideStopButton);
returnVal = Process();
delete mProgress;
}
End();
if (mOutputTracks) {
delete mOutputTracks;
mOutputTracks = NULL;
}
if (returnVal) {
*t0 = mT0;
*t1 = mT1;
}
return returnVal;
}
