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#include "precompiled_svx.hxx"
#include <svx/sdr/primitive2d/sdrolecontentprimitive2d.hxx>
#include <svx/sdr/primitive2d/svx_primitivetypes2d.hxx>
#include <svx/svdoole2.hxx>
#include <vcl/svapp.hxx>
#include <drawinglayer/primitive2d/graphicprimitive2d.hxx>
#include <svtools/colorcfg.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>

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

namespace drawinglayer
{
	namespace primitive2d
	{
		Primitive2DSequence SdrOleContentPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*aViewInformation*/) const
		{
			Primitive2DSequence aRetval;
            const SdrOle2Obj* pSource = (mpSdrOle2Obj.is() ? static_cast< SdrOle2Obj* >(mpSdrOle2Obj.get()) : 0);
            bool bScaleContent(false);
            Graphic aGraphic;

            if(pSource)
            {
    		    Graphic* pOLEGraphic = (getHighContrast()) 
                    ? pSource->getEmbeddedObjectRef().GetHCGraphic()
                    : pSource->GetGraphic();

                if(pOLEGraphic)
                {
                    aGraphic = *pOLEGraphic;
                    bScaleContent = pSource->IsEmptyPresObj();
                }
            }

            if(GRAPHIC_NONE == aGraphic.GetType())
            {
                // no source, use fallback ressource emty OLE graphic
                const Bitmap aEmptyOLEBitmap(SdrOle2Obj::GetEmtyOLEReplacementBitmap());
				aGraphic = Graphic(aEmptyOLEBitmap);
                bScaleContent = true;
            }

            if(GRAPHIC_NONE != aGraphic.GetType())
            {
		        const GraphicObject aGraphicObject(aGraphic);
		        const GraphicAttr aGraphicAttr;
                drawinglayer::primitive2d::Primitive2DSequence xOLEContent;
                
                if(bScaleContent)
                {
				    // get transformation atoms
				    basegfx::B2DVector aScale, aTranslate;
				    double fRotate, fShearX;
				    getObjectTransform().decompose(aScale, aTranslate, fRotate, fShearX);

                    // get PrefSize from the graphic in 100th mm
                    Size aPrefSize(aGraphic.GetPrefSize());

                    if(MAP_PIXEL == aGraphic.GetPrefMapMode().GetMapUnit())
                    {
                        aPrefSize = Application::GetDefaultDevice()->PixelToLogic(aPrefSize, MAP_100TH_MM);
                    }
			        else
                    {
                        aPrefSize = Application::GetDefaultDevice()->LogicToLogic(aPrefSize, aGraphic.GetPrefMapMode(), MAP_100TH_MM);
                    }

					const double fOffsetX((aScale.getX() - aPrefSize.getWidth()) / 2.0);
					const double fOffsetY((aScale.getY() - aPrefSize.getHeight()) / 2.0);

					if(basegfx::fTools::moreOrEqual(fOffsetX, 0.0) && basegfx::fTools::moreOrEqual(fOffsetY, 0.0))
					{
						// if content fits into frame, create it
						basegfx::B2DHomMatrix aInnerObjectMatrix(basegfx::tools::createScaleTranslateB2DHomMatrix(
							aPrefSize.getWidth(), aPrefSize.getHeight(), fOffsetX, fOffsetY));
						aInnerObjectMatrix = basegfx::tools::createShearXRotateTranslateB2DHomMatrix(fShearX, fRotate, aTranslate)
							* aInnerObjectMatrix;

                        const drawinglayer::primitive2d::Primitive2DReference aGraphicPrimitive(
		                    new drawinglayer::primitive2d::GraphicPrimitive2D(
                                aInnerObjectMatrix, 
                                aGraphicObject, 
                                aGraphicAttr));
                        drawinglayer::primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, aGraphicPrimitive);
					}
				}
                else
                {
			        // create graphic primitive for content
                    const drawinglayer::primitive2d::Primitive2DReference aGraphicPrimitive(
                        new drawinglayer::primitive2d::GraphicPrimitive2D(
                            getObjectTransform(), 
                            aGraphicObject, 
                            aGraphicAttr));
                    drawinglayer::primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, aGraphicPrimitive);
                }

                // a standard gray outline is created for scaled content
                if(bScaleContent)
                {
                    const svtools::ColorConfig aColorConfig;
                    const svtools::ColorConfigValue aColor(aColorConfig.GetColorValue(svtools::OBJECTBOUNDARIES));

			        if(aColor.bIsVisible)
			        {
				        basegfx::B2DPolygon aOutline(basegfx::tools::createUnitPolygon());
                        const Color aVclColor(aColor.nColor);
                        aOutline.transform(getObjectTransform());
                        const drawinglayer::primitive2d::Primitive2DReference xOutline(
                            new drawinglayer::primitive2d::PolygonHairlinePrimitive2D(aOutline, aVclColor.getBColor()));
                        drawinglayer::primitive2d::appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, xOutline);
                    }
                }
            }

            // get graphic and check scale content state
			return aRetval;
		}

		SdrOleContentPrimitive2D::SdrOleContentPrimitive2D(
			const SdrOle2Obj& rSdrOle2Obj,
			const basegfx::B2DHomMatrix& rObjectTransform, 
            sal_uInt32 nGraphicVersion,
			bool bHighContrast)
		:	BufferedDecompositionPrimitive2D(),
			mpSdrOle2Obj(const_cast< SdrOle2Obj* >(&rSdrOle2Obj)),
            maObjectTransform(rObjectTransform),
            mnGraphicVersion(nGraphicVersion),
            mbHighContrast(bHighContrast)
		{
		}

		bool SdrOleContentPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
		{
			if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
			{
				const SdrOleContentPrimitive2D& rCompare = (SdrOleContentPrimitive2D&)rPrimitive;
                const bool bBothNot(!mpSdrOle2Obj.is() && !rCompare.mpSdrOle2Obj.is());
                const bool bBothAndEqual(mpSdrOle2Obj.is() && rCompare.mpSdrOle2Obj.is() 
                    && mpSdrOle2Obj.get() == rCompare.mpSdrOle2Obj.get());
				
				return ((bBothNot || bBothAndEqual)
                    && getObjectTransform() == rCompare.getObjectTransform()

                    // #i104867# to find out if the Graphic content of the
                    // OLE has changed, use GraphicVersion number
                    && getGraphicVersion() == rCompare.getGraphicVersion()

                    && getHighContrast() == rCompare.getHighContrast());
			}

			return false;
		}

        basegfx::B2DRange SdrOleContentPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /*rViewInformation*/) const
        {
            basegfx::B2DRange aRange(0.0, 0.0, 1.0, 1.0);
            aRange.transform(getObjectTransform());
            
            return aRange;
        }

		// provide unique ID
		ImplPrimitrive2DIDBlock(SdrOleContentPrimitive2D, PRIMITIVE2D_ID_SDROLECONTENTPRIMITIVE2D)

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

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