1464702f4SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3464702f4SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4464702f4SAndrew Rist * or more contributor license agreements. See the NOTICE file 5464702f4SAndrew Rist * distributed with this work for additional information 6464702f4SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7464702f4SAndrew Rist * to you under the Apache License, Version 2.0 (the 8464702f4SAndrew Rist * "License"); you may not use this file except in compliance 9464702f4SAndrew Rist * with the License. You may obtain a copy of the License at 10464702f4SAndrew Rist * 11464702f4SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12464702f4SAndrew Rist * 13464702f4SAndrew Rist * Unless required by applicable law or agreed to in writing, 14464702f4SAndrew Rist * software distributed under the License is distributed on an 15464702f4SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16464702f4SAndrew Rist * KIND, either express or implied. See the License for the 17464702f4SAndrew Rist * specific language governing permissions and limitations 18464702f4SAndrew Rist * under the License. 19464702f4SAndrew Rist * 20464702f4SAndrew Rist *************************************************************/ 21464702f4SAndrew Rist 22464702f4SAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 25cdf0e10cSrcweir #include "precompiled_drawinglayer.hxx" 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include <drawinglayer/primitive2d/primitivetools2d.hxx> 28cdf0e10cSrcweir #include <basegfx/vector/b2dvector.hxx> 29cdf0e10cSrcweir #include <drawinglayer/geometry/viewinformation2d.hxx> 30cdf0e10cSrcweir 31cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 32cdf0e10cSrcweir 33cdf0e10cSrcweir namespace drawinglayer 34cdf0e10cSrcweir { 35cdf0e10cSrcweir namespace primitive2d 36cdf0e10cSrcweir { get2DDecomposition(const geometry::ViewInformation2D & rViewInformation) const37cdf0e10cSrcweir Primitive2DSequence DiscreteMetricDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const 38cdf0e10cSrcweir { 39cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 40cdf0e10cSrcweir 41*3d844549SArmin Le Grand // get the current DiscreteUnit, look at X and Y and use the maximum 42*3d844549SArmin Le Grand const basegfx::B2DVector aDiscreteVector(rViewInformation.getInverseObjectToViewTransformation() * basegfx::B2DVector(1.0, 1.0)); 43*3d844549SArmin Le Grand const double fDiscreteUnit(std::min(fabs(aDiscreteVector.getX()), fabs(aDiscreteVector.getY()))); 44cdf0e10cSrcweir 45cdf0e10cSrcweir if(getBuffered2DDecomposition().hasElements() && !basegfx::fTools::equal(fDiscreteUnit, getDiscreteUnit())) 46cdf0e10cSrcweir { 47cdf0e10cSrcweir // conditions of last local decomposition have changed, delete 48cdf0e10cSrcweir const_cast< DiscreteMetricDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); 49cdf0e10cSrcweir } 50cdf0e10cSrcweir 51cdf0e10cSrcweir if(!getBuffered2DDecomposition().hasElements()) 52cdf0e10cSrcweir { 53cdf0e10cSrcweir // remember new valid DiscreteUnit 540702bc67SArmin Le Grand const_cast< DiscreteMetricDependentPrimitive2D* >(this)->updateDiscreteUnit(fDiscreteUnit); 55cdf0e10cSrcweir } 56cdf0e10cSrcweir 57cdf0e10cSrcweir // call base implementation 58cdf0e10cSrcweir return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation); 59cdf0e10cSrcweir } 60cdf0e10cSrcweir } // end of namespace primitive2d 61cdf0e10cSrcweir } // end of namespace drawinglayer 62cdf0e10cSrcweir 63cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 64cdf0e10cSrcweir 65cdf0e10cSrcweir namespace drawinglayer 66cdf0e10cSrcweir { 67cdf0e10cSrcweir namespace primitive2d 68cdf0e10cSrcweir { get2DDecomposition(const geometry::ViewInformation2D & rViewInformation) const69cdf0e10cSrcweir Primitive2DSequence ViewportDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const 70cdf0e10cSrcweir { 71cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 72cdf0e10cSrcweir 73cdf0e10cSrcweir // get the current Viewport 74cdf0e10cSrcweir const basegfx::B2DRange& rViewport = rViewInformation.getViewport(); 75cdf0e10cSrcweir 76cdf0e10cSrcweir if(getBuffered2DDecomposition().hasElements() && !rViewport.equal(getViewport())) 77cdf0e10cSrcweir { 78cdf0e10cSrcweir // conditions of last local decomposition have changed, delete 79cdf0e10cSrcweir const_cast< ViewportDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); 80cdf0e10cSrcweir } 81cdf0e10cSrcweir 82cdf0e10cSrcweir if(!getBuffered2DDecomposition().hasElements()) 83cdf0e10cSrcweir { 84cdf0e10cSrcweir // remember new valid DiscreteUnit 85cdf0e10cSrcweir const_cast< ViewportDependentPrimitive2D* >(this)->maViewport = rViewport; 86cdf0e10cSrcweir } 87cdf0e10cSrcweir 88cdf0e10cSrcweir // call base implementation 89cdf0e10cSrcweir return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation); 90cdf0e10cSrcweir } 91cdf0e10cSrcweir } // end of namespace primitive2d 92cdf0e10cSrcweir } // end of namespace drawinglayer 93cdf0e10cSrcweir 94cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 95cdf0e10cSrcweir 96cdf0e10cSrcweir namespace drawinglayer 97cdf0e10cSrcweir { 98cdf0e10cSrcweir namespace primitive2d 99cdf0e10cSrcweir { get2DDecomposition(const geometry::ViewInformation2D & rViewInformation) const100cdf0e10cSrcweir Primitive2DSequence ViewTransformationDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const 101cdf0e10cSrcweir { 102cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 103cdf0e10cSrcweir 104cdf0e10cSrcweir // get the current ViewTransformation 105cdf0e10cSrcweir const basegfx::B2DHomMatrix& rViewTransformation = rViewInformation.getViewTransformation(); 106cdf0e10cSrcweir 107cdf0e10cSrcweir if(getBuffered2DDecomposition().hasElements() && rViewTransformation != getViewTransformation()) 108cdf0e10cSrcweir { 109cdf0e10cSrcweir // conditions of last local decomposition have changed, delete 110cdf0e10cSrcweir const_cast< ViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); 111cdf0e10cSrcweir } 112cdf0e10cSrcweir 113cdf0e10cSrcweir if(!getBuffered2DDecomposition().hasElements()) 114cdf0e10cSrcweir { 115cdf0e10cSrcweir // remember new valid ViewTransformation 116cdf0e10cSrcweir const_cast< ViewTransformationDependentPrimitive2D* >(this)->maViewTransformation = rViewTransformation; 117cdf0e10cSrcweir } 118cdf0e10cSrcweir 119cdf0e10cSrcweir // call base implementation 120cdf0e10cSrcweir return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation); 121cdf0e10cSrcweir } 122cdf0e10cSrcweir } // end of namespace primitive2d 123cdf0e10cSrcweir } // end of namespace drawinglayer 124cdf0e10cSrcweir 125cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 126cdf0e10cSrcweir 127cdf0e10cSrcweir namespace drawinglayer 128cdf0e10cSrcweir { 129cdf0e10cSrcweir namespace primitive2d 130cdf0e10cSrcweir { get2DDecomposition(const geometry::ViewInformation2D & rViewInformation) const131cdf0e10cSrcweir Primitive2DSequence ObjectAndViewTransformationDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const 132cdf0e10cSrcweir { 133cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 134cdf0e10cSrcweir 135cdf0e10cSrcweir // get the current ViewTransfromation 136cdf0e10cSrcweir const basegfx::B2DHomMatrix& rViewTransformation = rViewInformation.getViewTransformation(); 137cdf0e10cSrcweir 138cdf0e10cSrcweir if(getBuffered2DDecomposition().hasElements() && rViewTransformation != getViewTransformation()) 139cdf0e10cSrcweir { 140cdf0e10cSrcweir // conditions of last local decomposition have changed, delete 141cdf0e10cSrcweir const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); 142cdf0e10cSrcweir } 143cdf0e10cSrcweir 144cdf0e10cSrcweir // get the current ObjectTransformation 145cdf0e10cSrcweir const basegfx::B2DHomMatrix& rObjectTransformation = rViewInformation.getObjectTransformation(); 146cdf0e10cSrcweir 147cdf0e10cSrcweir if(getBuffered2DDecomposition().hasElements() && rObjectTransformation != getObjectTransformation()) 148cdf0e10cSrcweir { 149cdf0e10cSrcweir // conditions of last local decomposition have changed, delete 150cdf0e10cSrcweir const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); 151cdf0e10cSrcweir } 152cdf0e10cSrcweir 153cdf0e10cSrcweir if(!getBuffered2DDecomposition().hasElements()) 154cdf0e10cSrcweir { 155cdf0e10cSrcweir // remember new valid ViewTransformation, and ObjectTransformation 156cdf0e10cSrcweir const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->maViewTransformation = rViewTransformation; 157cdf0e10cSrcweir const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->maObjectTransformation = rObjectTransformation; 158cdf0e10cSrcweir } 159cdf0e10cSrcweir 160cdf0e10cSrcweir // call base implementation 161cdf0e10cSrcweir return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation); 162cdf0e10cSrcweir } 163cdf0e10cSrcweir } // end of namespace primitive2d 164cdf0e10cSrcweir } // end of namespace drawinglayer 165cdf0e10cSrcweir 166cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 167cdf0e10cSrcweir // eof 168