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 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: viewcontactofe3dextrude.cxx,v $
 *
 * $Revision: 1.2.18.1 $
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"

#include <svx/sdr/contact/viewcontactofe3dextrude.hxx>
#include <svx/extrud3d.hxx>
#include <drawinglayer/primitive3d/sdrextrudeprimitive3d.hxx>
#include <svx/sdr/primitive2d/sdrattributecreator.hxx>
#include <svx/sdr/primitive3d/sdrattributecreator3d.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>

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

namespace sdr
{
	namespace contact
	{
		ViewContactOfE3dExtrude::ViewContactOfE3dExtrude(E3dExtrudeObj& rExtrude)
		:	ViewContactOfE3d(rExtrude)
		{
		}

		ViewContactOfE3dExtrude::~ViewContactOfE3dExtrude()
		{
		}

		drawinglayer::primitive3d::Primitive3DSequence ViewContactOfE3dExtrude::createViewIndependentPrimitive3DSequence() const
		{
			drawinglayer::primitive3d::Primitive3DSequence xRetval;
			const SfxItemSet& rItemSet = GetE3dExtrudeObj().GetMergedItemSet();
			drawinglayer::attribute::SdrLineFillShadowAttribute* pAttribute = drawinglayer::primitive2d::createNewSdrLineFillShadowAttribute(rItemSet, false);

			// for 3D Objects, always create a primitive even when not visible. This is necessary ATM
			// since e.g. chart geometries rely on the occupied space of non-visible objects
			if(!pAttribute)
			{
				pAttribute = new drawinglayer::attribute::SdrLineFillShadowAttribute(
					impCreateFallbackLineAttribute(basegfx::BColor(0.0, 1.0, 0.0)),
					0, 0, 0, 0);
			}

			// get extrude geometry
			const basegfx::B2DPolyPolygon aPolyPolygon(GetE3dExtrudeObj().GetExtrudePolygon());

			// get 3D Object Attributes
			drawinglayer::attribute::Sdr3DObjectAttribute* pSdr3DObjectAttribute = drawinglayer::primitive2d::createNewSdr3DObjectAttribute(rItemSet);

			// calculate texture size; use size of top/bottom cap to get a perfect mapping
			// for the caps. The in-between geometry will get a stretched size with a
			// relative factor size of caps to extrude depth
			const basegfx::B2DRange aRange(basegfx::tools::getRange(aPolyPolygon));
			const basegfx::B2DVector aTextureSize(aRange.getWidth(), aRange.getHeight());

			// get more data
			const double fDepth((double)GetE3dExtrudeObj().GetExtrudeDepth());
			const double fDiagonal((double)GetE3dExtrudeObj().GetPercentDiagonal() / 100.0);
			const double fBackScale((double)GetE3dExtrudeObj().GetPercentBackScale() / 100.0);
			const bool bSmoothNormals(GetE3dExtrudeObj().GetSmoothNormals()); // Plane itself
			const bool bSmoothLids(GetE3dExtrudeObj().GetSmoothLids()); // Front/back
			const bool bCharacterMode(GetE3dExtrudeObj().GetCharacterMode());
			const bool bCloseFront(GetE3dExtrudeObj().GetCloseFront());
			const bool bCloseBack(GetE3dExtrudeObj().GetCloseBack());

			// create primitive and add
			const basegfx::B3DHomMatrix aWorldTransform;
			const drawinglayer::primitive3d::Primitive3DReference xReference(new drawinglayer::primitive3d::SdrExtrudePrimitive3D(
				aWorldTransform, aTextureSize, *pAttribute, *pSdr3DObjectAttribute,
				aPolyPolygon, fDepth, fDiagonal, fBackScale, bSmoothNormals, true, bSmoothLids,
				bCharacterMode, bCloseFront, bCloseBack));
            xRetval = drawinglayer::primitive3d::Primitive3DSequence(&xReference, 1);

			// delete 3D Object Attributes
			delete pSdr3DObjectAttribute;
			delete pAttribute;

			return xRetval;
		}
	} // end of namespace contact
} // end of namespace sdr

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