diff options
Diffstat (limited to 'drawinglayer/source/primitive2d/sceneprimitive2d.cxx')
-rw-r--r-- | drawinglayer/source/primitive2d/sceneprimitive2d.cxx | 116 |
1 files changed, 80 insertions, 36 deletions
diff --git a/drawinglayer/source/primitive2d/sceneprimitive2d.cxx b/drawinglayer/source/primitive2d/sceneprimitive2d.cxx index 7fa9fdec336c..6b346d5abdc0 100644 --- a/drawinglayer/source/primitive2d/sceneprimitive2d.cxx +++ b/drawinglayer/source/primitive2d/sceneprimitive2d.cxx @@ -100,7 +100,7 @@ namespace drawinglayer return maShadowPrimitives.hasElements(); } - void ScenePrimitive2D::calculateDsicreteSizes( + void ScenePrimitive2D::calculateDiscreteSizes( const geometry::ViewInformation2D& rViewInformation, basegfx::B2DRange& rDiscreteRange, basegfx::B2DRange& rVisibleDiscreteRange, @@ -110,23 +110,12 @@ namespace drawinglayer rDiscreteRange = basegfx::B2DRange(0.0, 0.0, 1.0, 1.0); rDiscreteRange.transform(rViewInformation.getObjectToViewTransformation() * getObjectTransformation()); - // force to discrete expanded bounds (it grows, so expanding works perfectly well) - rDiscreteRange.expand(basegfx::B2DTuple(floor(rDiscreteRange.getMinX()), floor(rDiscreteRange.getMinY()))); - rDiscreteRange.expand(basegfx::B2DTuple(ceil(rDiscreteRange.getMaxX()), ceil(rDiscreteRange.getMaxY()))); - // clip it against discrete Viewport (if set) rVisibleDiscreteRange = rDiscreteRange; if(!rViewInformation.getViewport().isEmpty()) { rVisibleDiscreteRange.intersect(rViewInformation.getDiscreteViewport()); - - if(!rVisibleDiscreteRange.isEmpty()) - { - // force to discrete expanded bounds, too - rVisibleDiscreteRange.expand(basegfx::B2DTuple(floor(rVisibleDiscreteRange.getMinX()), floor(rVisibleDiscreteRange.getMinY()))); - rVisibleDiscreteRange.expand(basegfx::B2DTuple(ceil(rVisibleDiscreteRange.getMaxX()), ceil(rVisibleDiscreteRange.getMaxY()))); - } } if(rVisibleDiscreteRange.isEmpty()) @@ -177,11 +166,11 @@ namespace drawinglayer } } - // get the involved ranges (see helper method calculateDsicreteSizes for details) + // get the involved ranges (see helper method calculateDiscreteSizes for details) basegfx::B2DRange aDiscreteRange; basegfx::B2DRange aVisibleDiscreteRange; basegfx::B2DRange aUnitVisibleRange; - calculateDsicreteSizes(rViewInformation, aDiscreteRange, aVisibleDiscreteRange, aUnitVisibleRange); + calculateDiscreteSizes(rViewInformation, aDiscreteRange, aVisibleDiscreteRange, aUnitVisibleRange); if(!aVisibleDiscreteRange.isEmpty()) { @@ -204,11 +193,25 @@ namespace drawinglayer { // when reducing the visualisation is allowed (e.g. an OverlayObject // only needed for dragging), reduce resolution extra - // to speed up dragging interactions (1/4th currently) - const double fReducedVisualisationFactor(0.25); - fReduceFactor *= fReducedVisualisationFactor; - fViewSizeX *= fReducedVisualisationFactor; - fViewSizeY *= fReducedVisualisationFactor; + // to speed up dragging interactions + const double fArea(fViewSizeX * fViewSizeY); + double fReducedVisualisationFactor(1.0 / (sqrt(fArea) * (1.0 / 170.0))); + + if(fReducedVisualisationFactor > 1.0) + { + fReducedVisualisationFactor = 1.0; + } + else if(fReducedVisualisationFactor < 0.20) + { + fReducedVisualisationFactor = 0.20; + } + + if(fReducedVisualisationFactor != 1.0) + { + fReduceFactor *= fReducedVisualisationFactor; + fViewSizeX *= fReducedVisualisationFactor; + fViewSizeY *= fReducedVisualisationFactor; + } } // calculate logic render size in world coordinates for usage in renderer @@ -234,18 +237,16 @@ namespace drawinglayer aZBufferProcessor3D.processNonTransparent(getChildren3D()); aZBufferProcessor3D.processTransparent(getChildren3D()); - const BitmapEx aNewBitmap(aZBufferProcessor3D.getBitmapEx()); - const Size aBitmapSizePixel(aNewBitmap.GetSizePixel()); + const_cast< ScenePrimitive2D* >(this)->maOldRenderedBitmap = aZBufferProcessor3D.getBitmapEx(); + const Size aBitmapSizePixel(maOldRenderedBitmap.GetSizePixel()); if(aBitmapSizePixel.getWidth() && aBitmapSizePixel.getHeight()) { // create transform for the created bitmap in discrete coordinates first. - // #i97772# Do not forget to apply evtl. render size reduction to scaling basegfx::B2DHomMatrix aNew2DTransform; - const double fSizeReductionFactor(1.0 / fReduceFactor); - aNew2DTransform.set(0, 0, (double)(aBitmapSizePixel.getWidth() - 1) * fSizeReductionFactor); - aNew2DTransform.set(1, 1, (double)(aBitmapSizePixel.getHeight() - 1) * fSizeReductionFactor); + aNew2DTransform.set(0, 0, aVisibleDiscreteRange.getWidth()); + aNew2DTransform.set(1, 1, aVisibleDiscreteRange.getHeight()); aNew2DTransform.set(0, 2, aVisibleDiscreteRange.getMinX()); aNew2DTransform.set(1, 2, aVisibleDiscreteRange.getMinY()); @@ -253,7 +254,7 @@ namespace drawinglayer aNew2DTransform *= rViewInformation.getInverseObjectToViewTransformation(); // create bitmap primitive and add - const Primitive2DReference xRef(new BitmapPrimitive2D(aNewBitmap, aNew2DTransform)); + const Primitive2DReference xRef(new BitmapPrimitive2D(maOldRenderedBitmap, aNew2DTransform)); appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, xRef); // test: Allow to add an outline in the debugger when tests are needed @@ -308,6 +309,47 @@ namespace drawinglayer return aRetval; } + bool ScenePrimitive2D::tryToCheckLastVisualisationDirectHit(const basegfx::B2DPoint& rLogicHitPoint, bool& o_rResult) const + { + if(!maOldRenderedBitmap.IsEmpty() && !maOldUnitVisiblePart.isEmpty()) + { + basegfx::B2DHomMatrix aInverseSceneTransform(getObjectTransformation()); + aInverseSceneTransform.invert(); + const basegfx::B2DPoint aRelativePoint(aInverseSceneTransform * rLogicHitPoint); + + if(maOldUnitVisiblePart.isInside(aRelativePoint)) + { + // calculate coordinates relative to visualized part + double fDivisorX(maOldUnitVisiblePart.getWidth()); + double fDivisorY(maOldUnitVisiblePart.getHeight()); + + if(basegfx::fTools::equalZero(fDivisorX)) + { + fDivisorX = 1.0; + } + + if(basegfx::fTools::equalZero(fDivisorY)) + { + fDivisorY = 1.0; + } + + const double fRelativeX((aRelativePoint.getX() - maOldUnitVisiblePart.getMinX()) / fDivisorX); + const double fRelativeY((aRelativePoint.getY() - maOldUnitVisiblePart.getMinY()) / fDivisorY); + + // combine with real BitmapSizePixel to get bitmap coordinates + const Size aBitmapSizePixel(maOldRenderedBitmap.GetSizePixel()); + const sal_Int32 nX(basegfx::fround(fRelativeX * aBitmapSizePixel.Width())); + const sal_Int32 nY(basegfx::fround(fRelativeY * aBitmapSizePixel.Height())); + + // try to get a statement about transparency in that pixel + o_rResult = (0xff != maOldRenderedBitmap.GetTransparency(nX, nY)); + return true; + } + } + + return false; + } + ScenePrimitive2D::ScenePrimitive2D( const primitive3d::Primitive3DSequence& rxChildren3D, const attribute::SdrSceneAttribute& rSdrSceneAttribute, @@ -324,7 +366,8 @@ namespace drawinglayer mbShadow3DChecked(false), mfOldDiscreteSizeX(0.0), mfOldDiscreteSizeY(0.0), - maOldUnitVisiblePart() + maOldUnitVisiblePart(), + maOldRenderedBitmap() { } @@ -375,7 +418,7 @@ namespace drawinglayer { ::osl::MutexGuard aGuard( m_aMutex ); - // get the involved ranges (see helper method calculateDsicreteSizes for details) + // get the involved ranges (see helper method calculateDiscreteSizes for details) basegfx::B2DRange aDiscreteRange; basegfx::B2DRange aUnitVisibleRange; bool bNeedNewDecomposition(false); @@ -384,21 +427,22 @@ namespace drawinglayer if(getBuffered2DDecomposition().hasElements()) { basegfx::B2DRange aVisibleDiscreteRange; - calculateDsicreteSizes(rViewInformation, aDiscreteRange, aVisibleDiscreteRange, aUnitVisibleRange); + calculateDiscreteSizes(rViewInformation, aDiscreteRange, aVisibleDiscreteRange, aUnitVisibleRange); bDiscreteSizesAreCalculated = true; - // display has changed and cannot be reused when resolution did change - if(!basegfx::fTools::equal(aDiscreteRange.getWidth(), mfOldDiscreteSizeX) || - !basegfx::fTools::equal(aDiscreteRange.getHeight(), mfOldDiscreteSizeY)) + // needs to be painted when the new part is not part of the last + // decomposition + if(!maOldUnitVisiblePart.isInside(aUnitVisibleRange)) { bNeedNewDecomposition = true; } + // display has changed and cannot be reused when resolution got bigger. It + // can be reused when resolution got smaller, though. if(!bNeedNewDecomposition) { - // needs to be painted when the new part is not part of the last - // decomposition - if(!maOldUnitVisiblePart.isInside(aUnitVisibleRange)) + if(basegfx::fTools::more(aDiscreteRange.getWidth(), mfOldDiscreteSizeX) || + basegfx::fTools::more(aDiscreteRange.getHeight(), mfOldDiscreteSizeY)) { bNeedNewDecomposition = true; } @@ -416,7 +460,7 @@ namespace drawinglayer if(!bDiscreteSizesAreCalculated) { basegfx::B2DRange aVisibleDiscreteRange; - calculateDsicreteSizes(rViewInformation, aDiscreteRange, aVisibleDiscreteRange, aUnitVisibleRange); + calculateDiscreteSizes(rViewInformation, aDiscreteRange, aVisibleDiscreteRange, aUnitVisibleRange); } // remember last used NewDiscreteSize and NewUnitVisiblePart |