MRChangeVoxelSelectionAction.h

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#pragma once
#include "MRMeshFwd.h"
#ifndef MRMESH_NO_OPENVDB
#include "MRHistoryAction.h"
#include "MRObjectVoxels.h"
 
namespace MR
{
 
class ChangVoxelSelectionAction : public HistoryAction
{
public:
    using Obj = ObjectVoxels;
 
    ChangVoxelSelectionAction( const std::string& name, const std::shared_ptr<Obj>& objVoxels ) :
        name_{ name },
        objVoxels_{ objVoxels }
    {
        if ( !objVoxels_ )
            return;
        selection_ = objVoxels_->getSelectedVoxels();
    }
 
    virtual std::string name() const override
    {
        return name_;
    }
 
    virtual void action( Type ) override
    {
        if ( !objVoxels_ )
            return;
        auto tmp = objVoxels_->getSelectedVoxels();
        objVoxels_->selectVoxels( selection_ );
        selection_ = std::move( tmp );
    }
 
    const VoxelBitSet& selection() const
    {
        return selection_;
    }
 
    static void setObjectDirty( const std::shared_ptr<Obj>& )
    {}
 
    [[nodiscard]] virtual size_t heapBytes() const override
    {
        return name_.capacity() + selection_.heapBytes();
    }
 
private:
    std::string name_;
    std::shared_ptr<Obj> objVoxels_;
    VoxelBitSet selection_;
};
 
}
#endif