int Measure::CastOffSystems( ArrayPtrVoid *params )
{
// param 0: a pointer to the system we are taking the content from
// param 1: a pointer the page we are adding system to
// param 2: a pointer to the current system
// param 3: the cummulated shift (m_drawingXRel of the first measure of the current system)
// param 4: the system width
// param 5: the current scoreDef width
System *contentSystem = static_cast<System*>((*params).at(0));
Page *page = static_cast<Page*>((*params).at(1));
System **currentSystem = static_cast<System**>((*params).at(2));
int *shift = static_cast<int*>((*params).at(3));
int *systemWidth = static_cast<int*>((*params).at(4));
int *currentScoreDefWidth = static_cast<int*>((*params).at(5));
if ( ( (*currentSystem)->GetChildCount() > 0 ) && ( this->m_drawingXRel + this->GetWidth() + (*currentScoreDefWidth) - (*shift) > (*systemWidth) ) ) {
(*currentSystem) = new System();
page->AddSystem( *currentSystem );
(*shift) = this->m_drawingXRel;;
}
// Special case where we use the Relinquish method.
// We want to move the measure to the currentSystem. However, we cannot use DetachChild
// from the content System because this screws up the iterator. Relinquish gives up
// the ownership of the Measure - the contentSystem will be deleted afterwards.
Measure *measure = dynamic_cast<Measure*>( contentSystem->Relinquish( this->GetIdx()) );
assert( measure );
(*currentSystem)->AddMeasure( measure );
return FUNCTOR_SIBLINGS;
}
int ScoreDef::CastOffSystems( ArrayPtrVoid params )
{
// param 0: a pointer to the system we are taking the content from
// param 1: a pointer the page we are adding system to (unused)
// param 2: a pointer to the current system
// param 3: the cummulated shift (m_drawingXRel of the first measure of the current system) (unused)
// param 4: the system width (unused)
System *contentSystem = static_cast<System*>(params[0]);
System **currentSystem = static_cast<System**>(params[2]);
// Since the functor returns FUNCTOR_SIBLINGS we should never go lower than the system children
assert( dynamic_cast<System*>(this->m_parent));
// Special case where we use the Relinquish method.
// We want to move the measure to the currentSystem. However, we cannot use DetachChild
// from the content System because this screws up the iterator. Relinquish gives up
// the ownership of the Measure - the contentSystem will be deleted afterwards.
ScoreDef *scoreDef = dynamic_cast<ScoreDef*>( contentSystem->Relinquish( this->GetIdx()) );
(*currentSystem)->AddScoreDef( scoreDef );
return FUNCTOR_SIBLINGS;
}
