baseprimitive2d.cxx

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#include <sal/config.h>
 
#include <drawinglayer/primitive2d/Primitive2DContainer.hxx>
#include <drawinglayer/primitive2d/baseprimitive2d.hxx>
#include <drawinglayer/primitive2d/Tools.hxx>
#include <drawinglayer/geometry/viewinformation2d.hxx>
#include <basegfx/utils/canvastools.hxx>
 
using namespace css;
 
namespace drawinglayer::primitive2d
{
BasePrimitive2D::BasePrimitive2D() {}
 
BasePrimitive2D::~BasePrimitive2D() {}
 
bool BasePrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
    return (getPrimitive2DID() == rPrimitive.getPrimitive2DID());
}
 
namespace
{
// Visitor class to get the B2D range from a tree of Primitive2DReference's
//
class B2DRangeVisitor : public Primitive2DDecompositionVisitor
{
public:
    const geometry::ViewInformation2D& mrViewInformation;
    basegfx::B2DRange maRetval;
    B2DRangeVisitor(const geometry::ViewInformation2D& rViewInformation)
        : mrViewInformation(rViewInformation)
    {
    }
    virtual void visit(const Primitive2DReference& r) override
    {
        maRetval.expand(getB2DRangeFromPrimitive2DReference(r, mrViewInformation));
    }
    virtual void visit(const Primitive2DContainer& r) override
    {
        maRetval.expand(r.getB2DRange(mrViewInformation));
    }
    virtual void visit(Primitive2DContainer&& r) override
    {
        maRetval.expand(r.getB2DRange(mrViewInformation));
    }
};
}
 
basegfx::B2DRange
BasePrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
{
    B2DRangeVisitor aVisitor(rViewInformation);
    get2DDecomposition(aVisitor, rViewInformation);
    return aVisitor.maRetval;
}
 
void BasePrimitive2D::get2DDecomposition(
    Primitive2DDecompositionVisitor& /*rVisitor*/,
    const geometry::ViewInformation2D& /*rViewInformation*/) const
{
}
 
Primitive2DContainer
BasePrimitive2D::getDecomposition(const uno::Sequence<beans::PropertyValue>& rViewParameters)
{
    const auto aViewInformation = geometry::createViewInformation2D(rViewParameters);
    Primitive2DContainer aContainer;
    get2DDecomposition(aContainer, aViewInformation);
    return aContainer;
}
 
css::geometry::RealRectangle2D
BasePrimitive2D::getRange(const uno::Sequence<beans::PropertyValue>& rViewParameters)
{
    const auto aViewInformation = geometry::createViewInformation2D(rViewParameters);
    return basegfx::unotools::rectangle2DFromB2DRectangle(getB2DRange(aViewInformation));
}
 
sal_Int64 BasePrimitive2D::estimateUsage()
{
    return 0; // for now ignore the objects themselves
}
 
} // end of namespace drawinglayer::primitive2d
 
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