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#include "precompiled_svx.hxx"
#include <svx/sdr/primitive2d/sdrole2primitive2d.hxx>
#include <svx/sdr/primitive2d/svx_primitivetypes2d.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <svx/sdr/primitive2d/sdrdecompositiontools.hxx>
#include <drawinglayer/primitive2d/sdrdecompositiontools2d.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>

//////////////////////////////////////////////////////////////////////////////

using namespace com::sun::star;

//////////////////////////////////////////////////////////////////////////////

namespace drawinglayer
{
	namespace primitive2d
	{
		SdrOle2Primitive2D::SdrOle2Primitive2D(
			const Primitive2DSequence& rOLEContent,
			const basegfx::B2DHomMatrix& rTransform, 
			const attribute::SdrLineFillShadowTextAttribute& rSdrLFSTAttribute)
		:	BasePrimitive2D(),
            maOLEContent(rOLEContent),
			maTransform(rTransform),
			maSdrLFSTAttribute(rSdrLFSTAttribute)
		{
		}

		bool SdrOle2Primitive2D::operator==(const BasePrimitive2D& rPrimitive) const
		{
			if(BasePrimitive2D::operator==(rPrimitive))
			{
				const SdrOle2Primitive2D& rCompare = (SdrOle2Primitive2D&)rPrimitive;

				// #i108636# The standard operator== on two UNO sequences did not work as i
				// would have expected; it just checks the .is() states and the data type
				// of the sequence. What i need here is detection of equality of the whole
				// sequence content, thus i need to use the arePrimitive2DSequencesEqual helper
				// here instead of the operator== which lead to always returning false and thus
				// always re-decompositions of the subcontent.
				if(arePrimitive2DSequencesEqual(getOLEContent(), rCompare.getOLEContent())
                    && getTransform() == rCompare.getTransform()
					&& getSdrLFSTAttribute() == rCompare.getSdrLFSTAttribute())
				{
					return true;
				}
			}

			return false;
		}

		Primitive2DSequence SdrOle2Primitive2D::get2DDecomposition(const geometry::ViewInformation2D& /*aViewInformation*/) const
		{
			// to take care of getSdrLFSTAttribute() later, the same as in SdrGrafPrimitive2D::create2DDecomposition
			// should happen. For the moment we only need the OLE itself
			// Added complete primitive preparation using getSdrLFSTAttribute() now. To not do stuff which is not needed now, it
			// may be suppressed by using a static bool. The paint version only supported text.
			static bool bBehaveCompatibleToPaintVersion(false);
			Primitive2DSequence  aRetval;

			// create unit outline polygon
			const basegfx::B2DPolygon aUnitOutline(basegfx::tools::createUnitPolygon());

            // add fill
            if(!bBehaveCompatibleToPaintVersion 
                && !getSdrLFSTAttribute().getFill().isDefault())
            {
                basegfx::B2DPolyPolygon aTransformed(aUnitOutline);

                aTransformed.transform(getTransform());
                appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, 
                    createPolyPolygonFillPrimitive(
                        aTransformed, 
                        getSdrLFSTAttribute().getFill(), 
                        getSdrLFSTAttribute().getFillFloatTransGradient()));
			}

			// add line
            // #i97981# condition was inverse to purpose. When being compatible to paint version,
            // border needs to be suppressed
			if(!bBehaveCompatibleToPaintVersion 
				&& !getSdrLFSTAttribute().getLine().isDefault())
			{
			    // if line width is given, polygon needs to be grown by half of it to make the
			    // outline to be outside of the bitmap
			    if(0.0 != getSdrLFSTAttribute().getLine().getWidth())
			    {
				    // decompose to get scale
				    basegfx::B2DVector aScale, aTranslate;
				    double fRotate, fShearX;
				    getTransform().decompose(aScale, aTranslate, fRotate, fShearX);

                    // create expanded range (add relative half line width to unit rectangle)
                    double fHalfLineWidth(getSdrLFSTAttribute().getLine().getWidth() * 0.5);
                    double fScaleX(0.0 != aScale.getX() ? fHalfLineWidth / fabs(aScale.getX()) : 1.0);
                    double fScaleY(0.0 != aScale.getY() ? fHalfLineWidth / fabs(aScale.getY()) : 1.0);
                    const basegfx::B2DRange aExpandedRange(-fScaleX, -fScaleY, 1.0 + fScaleX, 1.0 + fScaleY);
                    basegfx::B2DPolygon aExpandedUnitOutline(basegfx::tools::createPolygonFromRect(aExpandedRange));

                    aExpandedUnitOutline.transform(getTransform());
                    appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, 
                        createPolygonLinePrimitive(
                            aExpandedUnitOutline, 
                            getSdrLFSTAttribute().getLine(),
                            attribute::SdrLineStartEndAttribute()));
                }
                else
                {
                    basegfx::B2DPolygon aTransformed(aUnitOutline);

                    aTransformed.transform(getTransform());
                    appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, 
                        createPolygonLinePrimitive(
                            aTransformed, 
                            getSdrLFSTAttribute().getLine(),
                            attribute::SdrLineStartEndAttribute()));
                }
            }
            else
            {
                // if initially no line is defined, create one for HitTest and BoundRect
                appendPrimitive2DReferenceToPrimitive2DSequence(aRetval,
                    createHiddenGeometryPrimitives2D(
                        false,
                        basegfx::B2DPolyPolygon(aUnitOutline),
                        getTransform()));
            }

			// add graphic content
			appendPrimitive2DSequenceToPrimitive2DSequence(aRetval, getOLEContent());

			// add text, no need to suppress to stay compatible since text was
			// always supported by the old paints, too
			if(!getSdrLFSTAttribute().getText().isDefault())
			{
				appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, 
                    createTextPrimitive(
                        basegfx::B2DPolyPolygon(aUnitOutline), 
                        getTransform(), 
                        getSdrLFSTAttribute().getText(), 
                        getSdrLFSTAttribute().getLine(), 
                        false, 
                        false, 
                        false));
			}

			// add shadow
			if(!bBehaveCompatibleToPaintVersion 
				&& !getSdrLFSTAttribute().getShadow().isDefault())
			{
                aRetval = createEmbeddedShadowPrimitive(
                    aRetval, 
                    getSdrLFSTAttribute().getShadow());
			}

			return aRetval;
		}

		// provide unique ID
		ImplPrimitrive2DIDBlock(SdrOle2Primitive2D, PRIMITIVE2D_ID_SDROLE2PRIMITIVE2D)

	} // end of namespace primitive2d
} // end of namespace drawinglayer

//////////////////////////////////////////////////////////////////////////////
// eof