xref: /AOO41X/main/drawinglayer/source/primitive2d/graphicprimitive2d.cxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)

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 *
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 * Copyright 2000, 2010 Oracle and/or its affiliates.
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * <http://www.openoffice.org/license.html>
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_drawinglayer.hxx"

#include <drawinglayer/primitive2d/graphicprimitive2d.hxx>
#include <drawinglayer/animation/animationtiming.hxx>
#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
#include <drawinglayer/primitive2d/rendergraphicprimitive2d.hxx>
#include <drawinglayer/primitive2d/animatedprimitive2d.hxx>
#include <drawinglayer/primitive2d/metafileprimitive2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <drawinglayer/primitive2d/maskprimitive2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>

//////////////////////////////////////////////////////////////////////////////
// helper class for animated graphics

#include <vcl/animate.hxx>
#include <vcl/graph.hxx>
#include <vcl/virdev.hxx>
#include <vcl/svapp.hxx>
#include <vcl/metaact.hxx>

//////////////////////////////////////////////////////////////////////////////
// includes for testing MetafilePrimitive2D::create2DDecomposition

// this switch defines if the test code is included or not
#undef USE_DEBUG_CODE_TO_TEST_METAFILE_DECOMPOSE

#ifdef USE_DEBUG_CODE_TO_TEST_METAFILE_DECOMPOSE
#include <vcl/gradient.hxx>
#include <vcl/pngread.hxx>
#include <vcl/lineinfo.hxx>
#endif // USE_DEBUG_CODE_TO_TEST_METAFILE_DECOMPOSE

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

namespace
{
	struct animationStep
	{
		BitmapEx								maBitmapEx;
		sal_uInt32								mnTime;
	};

	class animatedBitmapExPreparator
	{
		::Animation								maAnimation;
		::std::vector< animationStep >			maSteps;

		sal_uInt32 generateStepTime(sal_uInt32 nIndex) const;

	public:
		animatedBitmapExPreparator(const Graphic& rGraphic);

		sal_uInt32 count() const { return maSteps.size(); }
		sal_uInt32 loopCount() const { return (sal_uInt32)maAnimation.GetLoopCount(); }
		sal_uInt32 stepTime(sal_uInt32 a) const { return maSteps[a].mnTime; }
		const BitmapEx& stepBitmapEx(sal_uInt32 a) const { return maSteps[a].maBitmapEx; }
	};

	sal_uInt32 animatedBitmapExPreparator::generateStepTime(sal_uInt32 nIndex) const
	{
		const AnimationBitmap& rAnimBitmap = maAnimation.Get(sal_uInt16(nIndex));
		sal_uInt32 nWaitTime(rAnimBitmap.nWait * 10);

		// #115934#
		// Take care of special value for MultiPage TIFFs. ATM these shall just
		// show their first page. Later we will offer some switching when object
		// is selected.
		if(ANIMATION_TIMEOUT_ON_CLICK == rAnimBitmap.nWait)
		{
			// ATM the huge value would block the timer, so
			// use a long time to show first page (whole day)
			nWaitTime = 100 * 60 * 60 * 24;
		}

		// Bad trap: There are animated gifs with no set WaitTime (!).
		// In that case use a default value.
		if(0L == nWaitTime)
		{
			nWaitTime = 100L;
		}

		return nWaitTime;
	}

	animatedBitmapExPreparator::animatedBitmapExPreparator(const Graphic& rGraphic)
	:	maAnimation(rGraphic.GetAnimation())
	{
		OSL_ENSURE(GRAPHIC_BITMAP == rGraphic.GetType() && rGraphic.IsAnimated(), "animatedBitmapExPreparator: graphic is not animated (!)");

		// #128539# secure access to Animation, looks like there exist animated GIFs out there
		// with a step count of zero
		if(maAnimation.Count())
		{
			VirtualDevice aVirtualDevice(*Application::GetDefaultDevice());
			VirtualDevice aVirtualDeviceMask(*Application::GetDefaultDevice(), 1L);

			// Prepare VirtualDevices and their states
			aVirtualDevice.EnableMapMode(sal_False);
			aVirtualDeviceMask.EnableMapMode(sal_False);
			aVirtualDevice.SetOutputSizePixel(maAnimation.GetDisplaySizePixel());
			aVirtualDeviceMask.SetOutputSizePixel(maAnimation.GetDisplaySizePixel());
			aVirtualDevice.Erase();
			aVirtualDeviceMask.Erase();

			for(sal_uInt16 a(0L); a < maAnimation.Count(); a++)
			{
				animationStep aNextStep;
				aNextStep.mnTime = generateStepTime(a);

				// prepare step
				const AnimationBitmap& rAnimBitmap = maAnimation.Get(sal_uInt16(a));

				switch(rAnimBitmap.eDisposal)
				{
					case DISPOSE_NOT:
					{
						aVirtualDevice.DrawBitmapEx(rAnimBitmap.aPosPix, rAnimBitmap.aBmpEx);
						Bitmap aMask = rAnimBitmap.aBmpEx.GetMask();

						if(aMask.IsEmpty())
						{
							const Point aEmpty;
							const Rectangle aRect(aEmpty, aVirtualDeviceMask.GetOutputSizePixel());
							const Wallpaper aWallpaper(COL_BLACK);
							aVirtualDeviceMask.DrawWallpaper(aRect, aWallpaper);
						}
						else
						{
							BitmapEx aExpandVisibilityMask = BitmapEx(aMask, aMask);
							aVirtualDeviceMask.DrawBitmapEx(rAnimBitmap.aPosPix, aExpandVisibilityMask);
						}

						break;
					}
					case DISPOSE_BACK:
					{
						// #i70772# react on no mask, for primitives, too.
						const Bitmap aMask(rAnimBitmap.aBmpEx.GetMask());
						const Bitmap aContent(rAnimBitmap.aBmpEx.GetBitmap());

						aVirtualDeviceMask.Erase();
						aVirtualDevice.DrawBitmap(rAnimBitmap.aPosPix, aContent);

						if(aMask.IsEmpty())
						{
							const Rectangle aRect(rAnimBitmap.aPosPix, aContent.GetSizePixel());
							aVirtualDeviceMask.SetFillColor(COL_BLACK);
							aVirtualDeviceMask.SetLineColor();
							aVirtualDeviceMask.DrawRect(aRect);
						}
						else
						{
							aVirtualDeviceMask.DrawBitmap(rAnimBitmap.aPosPix, aMask);
						}

						break;
					}
					case DISPOSE_FULL:
					{
						aVirtualDevice.DrawBitmapEx(rAnimBitmap.aPosPix, rAnimBitmap.aBmpEx);
						break;
					}
					case DISPOSE_PREVIOUS :
					{
						aVirtualDevice.DrawBitmapEx(rAnimBitmap.aPosPix, rAnimBitmap.aBmpEx);
						aVirtualDeviceMask.DrawBitmap(rAnimBitmap.aPosPix, rAnimBitmap.aBmpEx.GetMask());
						break;
					}
				}

				// create BitmapEx
				Bitmap aMainBitmap = aVirtualDevice.GetBitmap(Point(), aVirtualDevice.GetOutputSizePixel());
				Bitmap aMaskBitmap = aVirtualDeviceMask.GetBitmap(Point(), aVirtualDeviceMask.GetOutputSizePixel());
				aNextStep.maBitmapEx = BitmapEx(aMainBitmap, aMaskBitmap);

				// add to vector
				maSteps.push_back(aNextStep);
			}
		}
	}
} // end of anonymous namespace

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

namespace drawinglayer
{
	namespace primitive2d
	{
		Primitive2DSequence GraphicPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D&
#ifdef USE_DEBUG_CODE_TO_TEST_METAFILE_DECOMPOSE
            rViewInformation
#else
            /*rViewInformation*/
#endif // USE_DEBUG_CODE_TO_TEST_METAFILE_DECOMPOSE
            ) const
		{
			Primitive2DSequence aRetval;

			if(255L != getGraphicAttr().GetTransparency())
			{
				Primitive2DReference xPrimitive;

                // do not apply mirroring from GraphicAttr to the Metafile by calling
                // GetTransformedGraphic, this will try to mirror the Metafile using Scale()
                // at the Metafile. This again calls Scale at the single MetaFile actions,
                // but this implementation never worked. I reworked that implementations,
                // but for security reasons i will try not to use it.
                basegfx::B2DHomMatrix aTransform(getTransform());

                if(getGraphicAttr().IsMirrored())
                {
                    // content needs mirroring
                    const bool bHMirr(getGraphicAttr().GetMirrorFlags() & BMP_MIRROR_HORZ);
                    const bool bVMirr(getGraphicAttr().GetMirrorFlags() & BMP_MIRROR_VERT);

                    // mirror by applying negative scale to the unit primitive and
                    // applying the object transformation on it.
                    aTransform = basegfx::tools::createScaleB2DHomMatrix(
                        bHMirr ? -1.0 : 1.0,
                        bVMirr ? -1.0 : 1.0);
                    aTransform.translate(
                        bHMirr ? 1.0 : 0.0,
                        bVMirr ? 1.0 : 0.0);
                    aTransform = getTransform() * aTransform;
                }

		        // Get transformed graphic. Suppress rotation and cropping, only filtering is needed
		        // here (and may be replaced later on). Cropping is handled below as mask primitive (if set).
                // Also need to suppress mirroring, it is part of the transformation now (see above).
		        GraphicAttr aSuppressGraphicAttr(getGraphicAttr());
		        aSuppressGraphicAttr.SetCrop(0, 0, 0, 0);
		        aSuppressGraphicAttr.SetRotation(0);
		        aSuppressGraphicAttr.SetMirrorFlags(0);

                const GraphicObject&    rGraphicObject = getGraphicObject();
                const Graphic           aTransformedGraphic(rGraphicObject.GetTransformedGraphic(&aSuppressGraphicAttr));

                switch(aTransformedGraphic.GetType())
				{
					case GRAPHIC_BITMAP :
					{
                        if(aTransformedGraphic.IsAnimated())
						{
							// prepare animation data
							animatedBitmapExPreparator aData(aTransformedGraphic);

							if(aData.count())
							{
								// create sub-primitives for animated bitmap and the needed animation loop
								animation::AnimationEntryLoop aAnimationLoop(aData.loopCount() ? aData.loopCount() : 0xffff);
								Primitive2DSequence aBitmapPrimitives(aData.count());

								for(sal_uInt32 a(0L); a < aData.count(); a++)
								{
                                    animation::AnimationEntryFixed aTime((double)aData.stepTime(a), (double)a / (double)aData.count());
									aAnimationLoop.append(aTime);
									const Primitive2DReference xRef(new BitmapPrimitive2D(aData.stepBitmapEx(a), aTransform));
									aBitmapPrimitives[a] = xRef;
								}

								// prepare animation list
								animation::AnimationEntryList aAnimationList;
								aAnimationList.append(aAnimationLoop);

								// create and add animated switch primitive
								xPrimitive = Primitive2DReference(new AnimatedSwitchPrimitive2D(aAnimationList, aBitmapPrimitives, false));
							}
						}
						else
						{
							xPrimitive = Primitive2DReference(new BitmapPrimitive2D(aTransformedGraphic.GetBitmapEx(), aTransform));
						}

						break;
					}

					case GRAPHIC_GDIMETAFILE :
					{
#ifdef USE_DEBUG_CODE_TO_TEST_METAFILE_DECOMPOSE
                        static bool bDoTest(false);

                        if(bDoTest)
                        {
							// All this is/was test code for testing MetafilePrimitive2D::create2DDecomposition
							// extensively. It may be needed again when diverse actions need debugging, so i leave
							// it in here, but take it out using USE_DEBUG_CODE_TO_TEST_METAFILE_DECOMPOSE.
							// Use it by compiling with the code, insert any DrawObject, convert to Metafile. The
							// debugger will then stop here (when breakpoint set, of course). You may enter single
							// parts of actions and/or change to true what You want to check.
                            GDIMetaFile aMtf;
			                VirtualDevice aOut;
        		            const basegfx::B2DRange aRange(getB2DRange(rViewInformation));
                            const Rectangle aRectangle(
                                basegfx::fround(aRange.getMinX()), basegfx::fround(aRange.getMinY()),
                                basegfx::fround(aRange.getMaxX()), basegfx::fround(aRange.getMaxY()));
                            const Point aOrigin(aRectangle.TopLeft());
                            const Fraction aScaleX(aRectangle.getWidth());
                            const Fraction aScaleY(aRectangle.getHeight());
                            MapMode aMapMode(MAP_100TH_MM, aOrigin, aScaleX, aScaleY);

                            Size aDummySize(2, 2);
                            aOut.SetOutputSizePixel(aDummySize);
			                aOut.EnableOutput(FALSE);
			                aOut.SetMapMode(aMapMode);

                            aMtf.Clear();
			                aMtf.Record(&aOut);

			                const Fraction aNeutralFraction(1, 1);
			                const MapMode aRelativeMapMode(
                                MAP_RELATIVE,
                                Point(-aRectangle.Left(), -aRectangle.Top()),
                                aNeutralFraction, aNeutralFraction);
			                aOut.SetMapMode(aRelativeMapMode);

                            if(false)
                            {
                                const sal_Int32 nHor(aRectangle.getWidth() / 4);
                                const sal_Int32 nVer(aRectangle.getHeight() / 4);
                                const Rectangle aCenteredRectangle(
                                    aRectangle.Left() + nHor, aRectangle.Top() + nVer,
                                    aRectangle.Right() - nHor, aRectangle.Bottom() - nVer);
                                aOut.SetClipRegion(aCenteredRectangle);
                            }

                            if(false)
                            {
                                const Rectangle aRightRectangle(aRectangle.TopCenter(), aRectangle.BottomRight());
                                aOut.IntersectClipRegion(aRightRectangle);
                            }

                            if(false)
                            {
                                const Rectangle aRightRectangle(aRectangle.TopCenter(), aRectangle.BottomRight());
                                const Rectangle aBottomRectangle(aRectangle.LeftCenter(), aRectangle.BottomRight());
                                Region aRegion(aRightRectangle);
                                aRegion.Intersect(aBottomRectangle);
                                aOut.IntersectClipRegion(aRegion);
                            }

                            if(false)
                            {
                                const sal_Int32 nHor(aRectangle.getWidth() / 10);
                                const sal_Int32 nVer(aRectangle.getHeight() / 10);
                                aOut.MoveClipRegion(nHor, nVer);
                            }

                            if(false)
                            {
                                Wallpaper aWallpaper(Color(COL_BLACK));
                                aOut.DrawWallpaper(aRectangle, aWallpaper);
                            }

                            if(false)
                            {
                                Wallpaper aWallpaper(Gradient(GRADIENT_LINEAR, Color(COL_RED), Color(COL_GREEN)));
                                aOut.DrawWallpaper(aRectangle, aWallpaper);
                            }

                            if(false)
                            {
            					SvFileStream aRead((const String&)String(ByteString( "c:\\test.png" ), RTL_TEXTENCODING_UTF8), STREAM_READ);
                                vcl::PNGReader aPNGReader(aRead);
		                        BitmapEx aBitmapEx(aPNGReader.Read());
                                Wallpaper aWallpaper(aBitmapEx);
                                aOut.DrawWallpaper(aRectangle, aWallpaper);
                            }

                            if(false)
                            {
                                const double fHor(aRectangle.getWidth());
                                const double fVer(aRectangle.getHeight());
								Color aColor(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0));

								for(sal_uInt32 a(0); a < 5000; a++)
								{
									const Point aPoint(
										aRectangle.Left() + basegfx::fround(rand() * (fHor / 32767.0)),
										aRectangle.Top() + basegfx::fround(rand() * (fVer / 32767.0)));

									if(!(a % 3))
									{
										aColor = Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0));
									}

									aOut.DrawPixel(aPoint, aColor);
								}
							}

                            if(false)
                            {
                                const double fHor(aRectangle.getWidth());
                                const double fVer(aRectangle.getHeight());

								aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.SetFillColor();

								for(sal_uInt32 a(0); a < 5000; a++)
								{
									const Point aPoint(
										aRectangle.Left() + basegfx::fround(rand() * (fHor / 32767.0)),
										aRectangle.Top() + basegfx::fround(rand() * (fVer / 32767.0)));
									aOut.DrawPixel(aPoint);
								}
							}

                            if(false)
                            {
                                const double fHor(aRectangle.getWidth());
                                const double fVer(aRectangle.getHeight());

								aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.SetFillColor();

								Point aStart(
									aRectangle.Left() + basegfx::fround(rand() * (fHor / 32767.0)),
									aRectangle.Top() + basegfx::fround(rand() * (fVer / 32767.0)));
								Point aStop(
									aRectangle.Left() + basegfx::fround(rand() * (fHor / 32767.0)),
									aRectangle.Top() + basegfx::fround(rand() * (fVer / 32767.0)));

								LineInfo aLineInfo(LINE_SOLID, basegfx::fround(fHor / 50.0));
								bool bUseLineInfo(false);

								for(sal_uInt32 a(0); a < 20; a++)
								{
									if(!(a%6))
									{
										bUseLineInfo = !bUseLineInfo;
									}

									if(!(a%4))
									{
										aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
									}

									if(a%3)
									{
										aStart = aStop;
										aStop = Point(
											aRectangle.Left() + basegfx::fround(rand() * (fHor / 32767.0)),
											aRectangle.Top() + basegfx::fround(rand() * (fVer / 32767.0)));
									}
									else
									{
										aStart = Point(
											aRectangle.Left() + basegfx::fround(rand() * (fHor / 32767.0)),
											aRectangle.Top() + basegfx::fround(rand() * (fVer / 32767.0)));
										aStop = Point(
											aRectangle.Left() + basegfx::fround(rand() * (fHor / 32767.0)),
											aRectangle.Top() + basegfx::fround(rand() * (fVer / 32767.0)));
									}

									if(bUseLineInfo)
									{
										aOut.DrawLine(aStart, aStop, aLineInfo);
									}
									else
									{
										aOut.DrawLine(aStart, aStop);
									}
								}
							}

                            if(false)
                            {
								aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.SetFillColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.DrawRect(aRectangle);
							}

                            if(false)
                            {
								aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.SetFillColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
                                const sal_uInt32 nHor(aRectangle.getWidth() / 10);
                                const sal_uInt32 nVer(aRectangle.getHeight() / 10);
								aOut.DrawRect(aRectangle, nHor, nVer);
							}

                            if(false)
                            {
								aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.SetFillColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.DrawEllipse(aRectangle);
							}

                            if(false)
                            {
								aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.SetFillColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.DrawArc(aRectangle, aRectangle.TopLeft(), aRectangle.BottomCenter());
							}

                            if(false)
                            {
								aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.SetFillColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.DrawPie(aRectangle, aRectangle.TopLeft(), aRectangle.BottomCenter());
							}

                            if(false)
                            {
								aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.SetFillColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.DrawChord(aRectangle, aRectangle.TopLeft(), aRectangle.BottomCenter());
							}

                            if(false)
                            {
                                const double fHor(aRectangle.getWidth());
                                const double fVer(aRectangle.getHeight());

								for(sal_uInt32 b(0); b < 5; b++)
								{
									const sal_uInt32 nCount(basegfx::fround(rand() * (20 / 32767.0)));
									const bool bClose(basegfx::fround(rand() / 32767.0));
									Polygon aPolygon(nCount + (bClose ? 1 : 0));

									for(sal_uInt32 a(0); a < nCount; a++)
									{
										const Point aPoint(
											aRectangle.Left() + basegfx::fround(rand() * (fHor / 32767.0)),
											aRectangle.Top() + basegfx::fround(rand() * (fVer / 32767.0)));
										aPolygon[a] = aPoint;
									}

									if(bClose)
									{
										aPolygon[aPolygon.GetSize() - 1] = aPolygon[0];
									}

									aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
									aOut.SetFillColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));

									if(!(b%2))
									{
										const LineInfo aLineInfo(LINE_SOLID, basegfx::fround(fHor / 50.0));
										aOut.DrawPolyLine(aPolygon, aLineInfo);
									}
									else
									{
										aOut.DrawPolyLine(aPolygon);
									}
								}
							}

                            if(false)
                            {
                                const double fHor(aRectangle.getWidth());
                                const double fVer(aRectangle.getHeight());

								for(sal_uInt32 b(0); b < 5; b++)
								{
									const sal_uInt32 nCount(basegfx::fround(rand() * (20 / 32767.0)));
									const bool bClose(basegfx::fround(rand() / 32767.0));
									Polygon aPolygon(nCount + (bClose ? 1 : 0));

									for(sal_uInt32 a(0); a < nCount; a++)
									{
										const Point aPoint(
											aRectangle.Left() + basegfx::fround(rand() * (fHor / 32767.0)),
											aRectangle.Top() + basegfx::fround(rand() * (fVer / 32767.0)));
										aPolygon[a] = aPoint;
									}

									if(bClose)
									{
										aPolygon[aPolygon.GetSize() - 1] = aPolygon[0];
									}

									aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
									aOut.SetFillColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
									aOut.DrawPolygon(aPolygon);
								}
							}

                            if(false)
                            {
                                const double fHor(aRectangle.getWidth());
                                const double fVer(aRectangle.getHeight());
								PolyPolygon aPolyPolygon;

								for(sal_uInt32 b(0); b < 3; b++)
								{
									const sal_uInt32 nCount(basegfx::fround(rand() * (6 / 32767.0)));
									const bool bClose(basegfx::fround(rand() / 32767.0));
									Polygon aPolygon(nCount + (bClose ? 1 : 0));

									for(sal_uInt32 a(0); a < nCount; a++)
									{
										const Point aPoint(
											aRectangle.Left() + basegfx::fround(rand() * (fHor / 32767.0)),
											aRectangle.Top() + basegfx::fround(rand() * (fVer / 32767.0)));
										aPolygon[a] = aPoint;
									}

									if(bClose)
									{
										aPolygon[aPolygon.GetSize() - 1] = aPolygon[0];
									}

									aPolyPolygon.Insert(aPolygon);
								}

								aOut.SetLineColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.SetFillColor(Color(basegfx::BColor(rand() / 32767.0, rand() / 32767.0, rand() / 32767.0)));
								aOut.DrawPolyPolygon(aPolyPolygon);
							}

                            if(false)
                            {
            					SvFileStream aRead((const String&)String(ByteString( "c:\\test.png" ), RTL_TEXTENCODING_UTF8), STREAM_READ);
                                vcl::PNGReader aPNGReader(aRead);
		                        BitmapEx aBitmapEx(aPNGReader.Read());
								aOut.DrawBitmapEx(aRectangle.TopLeft(), aBitmapEx);
							}

                            if(false)
                            {
            					SvFileStream aRead((const String&)String(ByteString( "c:\\test.png" ), RTL_TEXTENCODING_UTF8), STREAM_READ);
                                vcl::PNGReader aPNGReader(aRead);
		                        BitmapEx aBitmapEx(aPNGReader.Read());
								aOut.DrawBitmapEx(aRectangle.TopLeft(), aRectangle.GetSize(), aBitmapEx);
							}

                            if(false)
                            {
            					SvFileStream aRead((const String&)String(ByteString( "c:\\test.png" ), RTL_TEXTENCODING_UTF8), STREAM_READ);
                                vcl::PNGReader aPNGReader(aRead);
		                        BitmapEx aBitmapEx(aPNGReader.Read());
								const Size aSizePixel(aBitmapEx.GetSizePixel());
								aOut.DrawBitmapEx(
									aRectangle.TopLeft(),
									aRectangle.GetSize(),
									Point(0, 0),
									Size(aSizePixel.Width() /2, aSizePixel.Height() / 2),
									aBitmapEx);
							}

                            if(false)
                            {
                                const double fHor(aRectangle.getWidth());
                                const double fVer(aRectangle.getHeight());
								const Point aPointA(
									aRectangle.Left() + basegfx::fround(fHor * 0.2),
									aRectangle.Top() + basegfx::fround(fVer * 0.3));
								const Point aPointB(
									aRectangle.Left() + basegfx::fround(fHor * 0.2),
									aRectangle.Top() + basegfx::fround(fVer * 0.5));
								const Point aPointC(
									aRectangle.Left() + basegfx::fround(fHor * 0.2),
									aRectangle.Top() + basegfx::fround(fVer * 0.7));
                                const String aText(ByteString("Hello, World!"), RTL_TEXTENCODING_UTF8);

                                const String aFontName(ByteString("Comic Sans MS"), RTL_TEXTENCODING_UTF8);
                                Font aFont(aFontName, Size(0, 1000));
                                aFont.SetAlign(ALIGN_BASELINE);
                                aFont.SetColor(COL_RED);
                                //sal_Int32* pDXArray = new sal_Int32[aText.Len()];

                                aFont.SetOutline(true);
                                aOut.SetFont(aFont);
                                aOut.DrawText(aPointA, aText, 0, aText.Len());

                                aFont.SetShadow(true);
                                aOut.SetFont(aFont);
                                aOut.DrawText(aPointB, aText, 0, aText.Len());

                                aFont.SetRelief(RELIEF_EMBOSSED);
                                aOut.SetFont(aFont);
                                aOut.DrawText(aPointC, aText, 0, aText.Len());

                                //delete pDXArray;
                            }

                            if(false)
                            {
                                const double fHor(aRectangle.getWidth());
                                const double fVer(aRectangle.getHeight());
								const Point aPointA(
									aRectangle.Left() + basegfx::fround(fHor * 0.2),
									aRectangle.Top() + basegfx::fround(fVer * 0.3));
								const Point aPointB(
									aRectangle.Left() + basegfx::fround(fHor * 0.2),
									aRectangle.Top() + basegfx::fround(fVer * 0.5));
								const Point aPointC(
									aRectangle.Left() + basegfx::fround(fHor * 0.2),
									aRectangle.Top() + basegfx::fround(fVer * 0.7));
                                const String aText(ByteString("Hello, World!"), RTL_TEXTENCODING_UTF8);

                                const String aFontName(ByteString("Comic Sans MS"), RTL_TEXTENCODING_UTF8);
                                Font aFont(aFontName, Size(0, 1000));
                                aFont.SetAlign(ALIGN_BASELINE);
                                aFont.SetColor(COL_RED);

                                aOut.SetFont(aFont);
								const sal_Int32 nWidth(aOut.GetTextWidth(aText, 0, aText.Len()));
                                aOut.DrawText(aPointA, aText, 0, aText.Len());
                                aOut.DrawTextLine(aPointA, nWidth, STRIKEOUT_SINGLE, UNDERLINE_SINGLE, UNDERLINE_SMALLWAVE);
                                aOut.DrawTextLine(aPointB, nWidth, STRIKEOUT_SINGLE, UNDERLINE_SINGLE, UNDERLINE_SMALLWAVE);
                                aOut.DrawTextLine(aPointC, nWidth, STRIKEOUT_SINGLE, UNDERLINE_SINGLE, UNDERLINE_SMALLWAVE);
                            }

                            aMtf.Stop();
			                aMtf.WindStart();
		                    aMtf.SetPrefMapMode(MapMode(MAP_100TH_MM));
			                aMtf.SetPrefSize(Size(aRectangle.getWidth(), aRectangle.getHeight()));

                            xPrimitive = Primitive2DReference(
                                new MetafilePrimitive2D(
                                    aTransform,
                                    aMtf));
                        }
                        else
                        {
#endif // USE_DEBUG_CODE_TO_TEST_METAFILE_DECOMPOSE
	                        // create MetafilePrimitive2D
                            const GDIMetaFile& rMetafile = aTransformedGraphic.GetGDIMetaFile();

                            if( aTransformedGraphic.IsRenderGraphic() )
                            {
                                xPrimitive = Primitive2DReference(
                                    new RenderGraphicPrimitive2D(
                                        static_cast< MetaRenderGraphicAction* >(rMetafile.GetAction(0))->GetRenderGraphic(),
                                        aTransform));
                            }
                            else
                            {
                                xPrimitive = Primitive2DReference(
                                    new MetafilePrimitive2D(
                                        aTransform,
                                        rMetafile));

                                // #i100357# find out if clipping is needed for this primitive. Unfortunately,
                                // there exist Metafiles who's content is bigger than the proposed PrefSize set
                                // at them. This is an error, but we need to work around this
                                const Size aMetaFilePrefSize(rMetafile.GetPrefSize());
                                const Size aMetaFileRealSize(
                                    const_cast< GDIMetaFile& >(rMetafile).GetBoundRect(
                                        *Application::GetDefaultDevice()).GetSize());

                                if(aMetaFileRealSize.getWidth() > aMetaFilePrefSize.getWidth()
                                    || aMetaFileRealSize.getHeight() > aMetaFilePrefSize.getHeight())
                                {
                                    // clipping needed. Embed to MaskPrimitive2D. Create childs and mask polygon
                                    const primitive2d::Primitive2DSequence aChildContent(&xPrimitive, 1);
                                    basegfx::B2DPolygon aMaskPolygon(basegfx::tools::createUnitPolygon());
                                    aMaskPolygon.transform(aTransform);

                                    xPrimitive = Primitive2DReference(
                                        new MaskPrimitive2D(
                                            basegfx::B2DPolyPolygon(aMaskPolygon),
                                            aChildContent));
                                }
                            }
#ifdef USE_DEBUG_CODE_TO_TEST_METAFILE_DECOMPOSE
                        }
#endif // USE_DEBUG_CODE_TO_TEST_METAFILE_DECOMPOSE

						break;
					}

					default:
					{
						// nothing to create
						break;
					}
				}

				if(xPrimitive.is())
				{
					// check for cropping
					if(getGraphicAttr().IsCropped())
					{
						// decompose to get current pos and size
						basegfx::B2DVector aScale, aTranslate;
						double fRotate, fShearX;
						getTransform().decompose(aScale, aTranslate, fRotate, fShearX);

						// create ranges. The current object range is just scale and translate
						const basegfx::B2DRange aCurrent(
							aTranslate.getX(), aTranslate.getY(),
							aTranslate.getX() + aScale.getX(), aTranslate.getY() + aScale.getY());

						// calculate scalings between real image size and logic object size. This
						// is necessary since the crop values are relative to original bitmap size
						double fFactorX(1.0);
						double fFactorY(1.0);

						{
							const MapMode aMapMode100thmm(MAP_100TH_MM);
							Size aBitmapSize(rGraphicObject.GetPrefSize());

							// #i95968# better support PrefMapMode; special for MAP_PIXEL was missing
							if(MAP_PIXEL == rGraphicObject.GetPrefMapMode().GetMapUnit())
							{
								aBitmapSize = Application::GetDefaultDevice()->PixelToLogic(aBitmapSize, aMapMode100thmm);
							}
							else
							{
								aBitmapSize = Application::GetDefaultDevice()->LogicToLogic(aBitmapSize, rGraphicObject.GetPrefMapMode(), aMapMode100thmm);
							}

							const double fDivX(aBitmapSize.Width() - getGraphicAttr().GetLeftCrop() - getGraphicAttr().GetRightCrop());
							const double fDivY(aBitmapSize.Height() - getGraphicAttr().GetTopCrop() - getGraphicAttr().GetBottomCrop());

							if(!basegfx::fTools::equalZero(fDivX))
							{
								fFactorX = aScale.getX() / fDivX;
							}

							if(!basegfx::fTools::equalZero(fDivY))
							{
								fFactorY = aScale.getY() / fDivY;
							}
						}

						// Create cropped range, describes the bounds of the original graphic
						basegfx::B2DRange aCropped;
						aCropped.expand(aCurrent.getMinimum() - basegfx::B2DPoint(getGraphicAttr().GetLeftCrop() * fFactorX, getGraphicAttr().GetTopCrop() * fFactorY));
						aCropped.expand(aCurrent.getMaximum() + basegfx::B2DPoint(getGraphicAttr().GetRightCrop() * fFactorX, getGraphicAttr().GetBottomCrop() * fFactorY));

						if(aCropped.isEmpty())
						{
							// nothing to add since cropped bitmap is completely empty
							// xPrimitive will not be used
						}
						else
						{
							// build new object transformation for transform primitive which contains xPrimitive
							basegfx::B2DHomMatrix aNewObjectTransform(getTransform());
							aNewObjectTransform.invert();
							aNewObjectTransform = basegfx::tools::createScaleTranslateB2DHomMatrix(
								aCropped.getWidth(), aCropped.getHeight(),
								aCropped.getMinX() - aCurrent.getMinX(), aCropped.getMinY() - aCurrent.getMinY())
								* aNewObjectTransform;

							// add shear, rotate and translate using combined matrix to speedup
							const basegfx::B2DHomMatrix aCombinedMatrix(basegfx::tools::createShearXRotateTranslateB2DHomMatrix(
								fShearX, fRotate, aTranslate.getX(), aTranslate.getY()));
							aNewObjectTransform = aCombinedMatrix * aNewObjectTransform;

							// prepare TransformPrimitive2D with xPrimitive
							const Primitive2DReference xTransformPrimitive(new TransformPrimitive2D(aNewObjectTransform, Primitive2DSequence(&xPrimitive, 1L)));

							if(aCurrent.isInside(aCropped))
							{
								// cropped just got smaller, no need to really use a mask. Add to destination directly
								appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, xTransformPrimitive);
							}
							else
							{
								// cropped got bigger, mask it with original object's bounds
								basegfx::B2DPolyPolygon aMaskPolyPolygon(basegfx::tools::createUnitPolygon());
								aMaskPolyPolygon.transform(getTransform());

								// create maskPrimitive with aMaskPolyPolygon and aMaskContentVector
								const Primitive2DReference xRefB(new MaskPrimitive2D(aMaskPolyPolygon, Primitive2DSequence(&xTransformPrimitive, 1L)));
								appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, xRefB);
							}
						}
					}
					else
					{
						// add to decomposition
						appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, xPrimitive);
					}
				}
			}

			return aRetval;
		}

		GraphicPrimitive2D::GraphicPrimitive2D(
			const basegfx::B2DHomMatrix& rTransform,
			const GraphicObject& rGraphicObject,
			const GraphicAttr& rGraphicAttr)
		:	BufferedDecompositionPrimitive2D(),
			maTransform(rTransform),
			maGraphicObject(rGraphicObject),
			maGraphicAttr(rGraphicAttr)
		{
		}

		GraphicPrimitive2D::GraphicPrimitive2D(
			const basegfx::B2DHomMatrix& rTransform,
			const GraphicObject& rGraphicObject)
		:	BufferedDecompositionPrimitive2D(),
			maTransform(rTransform),
			maGraphicObject(rGraphicObject),
			maGraphicAttr()
		{
		}

		bool GraphicPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
		{
			if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
			{
				const GraphicPrimitive2D& rCompare = (GraphicPrimitive2D&)rPrimitive;

				return (getTransform() == rCompare.getTransform()
					&& getGraphicObject() == rCompare.getGraphicObject()
					&& getGraphicAttr() == rCompare.getGraphicAttr());
			}

			return false;
		}

		basegfx::B2DRange GraphicPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /*rViewInformation*/) const
		{
			basegfx::B2DRange aRetval(0.0, 0.0, 1.0, 1.0);
			aRetval.transform(getTransform());
			return aRetval;
		}

		// provide unique ID
		ImplPrimitrive2DIDBlock(GraphicPrimitive2D, PRIMITIVE2D_ID_GRAPHICPRIMITIVE2D)

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

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