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SELECTION::GetItemsSortedByTypeAndXY - minor tweaks 

Simplify a little by keeping the positions of A and B in
variables.

Also remove const when returning by value - all that does is
inhibit a (possible, NRVO) move if you assign the result to
a non-const vector.
This commit is contained in:
John Beard 2024-04-24 16:02:52 +08:00
parent 2f3196c18c
commit 129c61a742
2 changed files with 16 additions and 14 deletions
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20
common/tool/selection.cpp
View File

@ -219,7 +219,7 @@ bool SELECTION::OnlyContains( std::vector<KICAD_T> aList ) const
}
const std::vector<EDA_ITEM*> SELECTION::GetItemsSortedByTypeAndXY( bool leftBeforeRight,
std::vector<EDA_ITEM*> SELECTION::GetItemsSortedByTypeAndXY( bool leftBeforeRight,
bool topBeforeBottom ) const
{
std::vector<EDA_ITEM*> sorted_items = std::vector<EDA_ITEM*>( m_items.begin(), m_items.end() );
@ -229,24 +229,27 @@ const std::vector<EDA_ITEM*> SELECTION::GetItemsSortedByTypeAndXY( bool leftBefo
{
if( a->Type() == b->Type() )
{
if( a->GetSortPosition().x == b->GetSortPosition().x )
const VECTOR2I aPos = a->GetSortPosition();
const VECTOR2I bPos = b->GetSortPosition();
if( aPos.x == bPos.x )
{
// Ensure deterministic sort
if( a->GetSortPosition().y == b->GetSortPosition().y )
if( aPos.y == bPos.y )
return a->m_Uuid < b->m_Uuid;
if( topBeforeBottom )
return a->GetSortPosition().y < b->GetSortPosition().y;
return aPos.y < bPos.y;
else
return a->GetSortPosition().y > b->GetSortPosition().y;
return aPos.y > bPos.y;
}
else if( leftBeforeRight )
{
return a->GetSortPosition().x < b->GetSortPosition().x;
return aPos.x < bPos.x;
}
else
{
return a->GetSortPosition().x > b->GetSortPosition().x;
return aPos.x > bPos.x;
}
}
else
@ -254,12 +257,11 @@ const std::vector<EDA_ITEM*> SELECTION::GetItemsSortedByTypeAndXY( bool leftBefo
return a->Type() < b->Type();
}
} );
return sorted_items;
}
const std::vector<EDA_ITEM*> SELECTION::GetItemsSortedBySelectionOrder() const
std::vector<EDA_ITEM*> SELECTION::GetItemsSortedBySelectionOrder() const
{
using pairedIterators = std::pair<decltype( m_items.begin() ),
decltype( m_itemsOrders.begin() )>;

6
include/tool/selection.h
View File

@ -131,12 +131,12 @@ public:
/**
* Returns a copy of this selection of items sorted by their X then Y position.
*
* @return Vector of sorted items
* @return std::vector of sorted items
*/
const std::vector<EDA_ITEM*> GetItemsSortedByTypeAndXY( bool leftBeforeRight = true,
std::vector<EDA_ITEM*> GetItemsSortedByTypeAndXY( bool leftBeforeRight = true,
bool topBeforeBottom = true ) const;
const std::vector<EDA_ITEM*> GetItemsSortedBySelectionOrder() const;
std::vector<EDA_ITEM*> GetItemsSortedBySelectionOrder() const;
/// Returns the center point of the selection area bounding box.
virtual VECTOR2I GetCenter() const;