xref: /trunk/main/svx/source/sdr/contact/viewcontactofsdrole2obj.cxx (revision cf6516809c57e1bb0a940545cca99cdad54d4ce2)

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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"

#include <svx/sdr/contact/viewcontactofsdrole2obj.hxx>
#include <svx/svdoole2.hxx>
#include <svx/sdr/contact/viewobjectcontactofsdrole2obj.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <svx/sdr/primitive2d/sdrole2primitive2d.hxx>
#include <drawinglayer/primitive2d/graphicprimitive2d.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
#include <svtools/colorcfg.hxx>
#include <svx/sdr/primitive2d/sdrattributecreator.hxx>
#include <vcl/svapp.hxx>
#include <svx/sdr/primitive2d/sdrolecontentprimitive2d.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <svx/charthelper.hxx>

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

namespace sdr
{
    namespace contact
    {
        // Create a Object-Specific ViewObjectContact, set ViewContact and
        // ObjectContact. Always needs to return something.
        ViewObjectContact& ViewContactOfSdrOle2Obj::CreateObjectSpecificViewObjectContact(ObjectContact& rObjectContact)
        {
            ViewObjectContact* pRetval = new ViewObjectContactOfSdrOle2Obj(rObjectContact, *this);
            DBG_ASSERT(pRetval, "ViewContact::CreateObjectSpecificViewObjectContact() failed (!)");

            return *pRetval;
        }

        ViewContactOfSdrOle2Obj::ViewContactOfSdrOle2Obj(SdrOle2Obj& rOle2Obj)
        :   ViewContactOfSdrRectObj(rOle2Obj),
            mxChartContent()
        {
        }

        ViewContactOfSdrOle2Obj::~ViewContactOfSdrOle2Obj()
        {
        }

        basegfx::B2DHomMatrix ViewContactOfSdrOle2Obj::createObjectTransform() const
        {
            // take unrotated snap rect (direct model data) for position and size
            const Rectangle& rRectangle = GetOle2Obj().GetGeoRect();
            const basegfx::B2DRange aObjectRange(rRectangle.Left(), rRectangle.Top(), rRectangle.Right(), rRectangle.Bottom());

            // create object matrix
            const GeoStat& rGeoStat(GetOle2Obj().GetGeoStat());
            const double fShearX(rGeoStat.nShearWink ? tan((36000 - rGeoStat.nShearWink) * F_PI18000) : 0.0);
            const double fRotate(rGeoStat.nDrehWink ? (36000 - rGeoStat.nDrehWink) * F_PI18000 : 0.0);

            return basegfx::tools::createScaleShearXRotateTranslateB2DHomMatrix(
                aObjectRange.getWidth(), aObjectRange.getHeight(),
                fShearX,
                fRotate,
                aObjectRange.getMinX(), aObjectRange.getMinY());
        }

        drawinglayer::primitive2d::Primitive2DSequence ViewContactOfSdrOle2Obj::createPrimitive2DSequenceWithParameters(
            bool bHighContrast) const
        {
            // get object transformation
            const basegfx::B2DHomMatrix aObjectMatrix(createObjectTransform());

            // Prepare attribute settings, will be used soon anyways
            const SfxItemSet& rItemSet = GetOle2Obj().GetMergedItemSet();

            // this may be refined more granular; if no content, attributes may get simpler
            const bool bHasContent(true);
            const drawinglayer::attribute::SdrLineFillShadowTextAttribute aAttribute(
                drawinglayer::primitive2d::createNewSdrLineFillShadowTextAttribute(
                    rItemSet,
                    GetOle2Obj().getText(0),
                    bHasContent));
            drawinglayer::primitive2d::Primitive2DReference xContent;

            if(GetOle2Obj().IsChart())
            {
                // #123539# allow buffering and reuse of local chart data to not need to rebuild it
                // on every ViewObjectContact::getPrimitive2DSequence call. TTTT: Not needed for
                // aw080, there this mechanism already works differently
                if(mxChartContent.is())
                {
                    xContent = mxChartContent;
                }
                else
                {
                    // try to get chart primitives and chart range directly from xChartModel
                    basegfx::B2DRange aChartContentRange;
                    const drawinglayer::primitive2d::Primitive2DSequence aChartSequence(
                        ChartHelper::tryToGetChartContentAsPrimitive2DSequence(
                            GetOle2Obj().getXModel(),
                            aChartContentRange));
                    const double fWidth(aChartContentRange.getWidth());
                    const double fHeight(aChartContentRange.getHeight());

                    if(aChartSequence.hasElements()
                        && basegfx::fTools::more(fWidth, 0.0)
                        && basegfx::fTools::more(fHeight, 0.0))
                    {
                        // create embedding transformation
                        basegfx::B2DHomMatrix aEmbed(
                            basegfx::tools::createTranslateB2DHomMatrix(
                                -aChartContentRange.getMinX(),
                                -aChartContentRange.getMinY()));

                        aEmbed.scale(1.0 / fWidth, 1.0 / fHeight);
                        aEmbed = aObjectMatrix * aEmbed;
                        xContent = new drawinglayer::primitive2d::TransformPrimitive2D(
                            aEmbed,
                            aChartSequence);
                    }

                    if(xContent.is())
                    {
                        const_cast< ViewContactOfSdrOle2Obj* >(this)->mxChartContent = xContent;
                    }
                }
            }

            if(!xContent.is())
            {
                // #i102063# embed OLE content in an own primitive; this will be able to decompose accessing
                // the weak SdrOle2 reference and will also implement getB2DRange() for fast BoundRect
                // calculations without OLE Graphic access (which may trigger e.g. chart recalculation).
                // It will also take care of HighContrast and ScaleContent
                xContent = new drawinglayer::primitive2d::SdrOleContentPrimitive2D(
                    GetOle2Obj(),
                    aObjectMatrix,

                    // #i104867# add GraphicVersion number to be able to check for
                    // content change in the primitive later
                    GetOle2Obj().getEmbeddedObjectRef().getGraphicVersion(),

                    bHighContrast);
            }

            // create primitive. Use Ole2 primitive here. Prepare attribute settings, will
            // be used soon anyways. Always create primitives to allow the decomposition of
            // SdrOle2Primitive2D to create needed invisible elements for HitTest and/or BoundRect
            const drawinglayer::primitive2d::Primitive2DReference xReference(
                new drawinglayer::primitive2d::SdrOle2Primitive2D(
                    drawinglayer::primitive2d::Primitive2DSequence(&xContent, 1),
                    aObjectMatrix,
                    aAttribute));

            return drawinglayer::primitive2d::Primitive2DSequence(&xReference, 1);
        }

        void ViewContactOfSdrOle2Obj::ActionChanged()
        {
            // call parent
            ViewContactOfSdrRectObj::ActionChanged();

            // #123539# if we have buffered chart data, reset it
            if(mxChartContent.is())
            {
                mxChartContent.clear();
            }
        }

        drawinglayer::primitive2d::Primitive2DSequence ViewContactOfSdrOle2Obj::createViewIndependentPrimitive2DSequence() const
        {
            // do as if no HC and call standard creator
            return createPrimitive2DSequenceWithParameters(false);
        }
    } // end of namespace contact
} // end of namespace sdr

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