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See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 29*cdf0e10cSrcweir #include "precompiled_drawinglayer.hxx" 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir #include <drawinglayer/primitive2d/primitivetools2d.hxx> 32*cdf0e10cSrcweir #include <basegfx/vector/b2dvector.hxx> 33*cdf0e10cSrcweir #include <drawinglayer/geometry/viewinformation2d.hxx> 34*cdf0e10cSrcweir 35*cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 36*cdf0e10cSrcweir 37*cdf0e10cSrcweir namespace drawinglayer 38*cdf0e10cSrcweir { 39*cdf0e10cSrcweir namespace primitive2d 40*cdf0e10cSrcweir { 41*cdf0e10cSrcweir Primitive2DSequence DiscreteMetricDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const 42*cdf0e10cSrcweir { 43*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 44*cdf0e10cSrcweir 45*cdf0e10cSrcweir // get the current DiscreteUnit 46*cdf0e10cSrcweir const double fDiscreteUnit((rViewInformation.getInverseObjectToViewTransformation() * basegfx::B2DVector(1.0, 0.0)).getLength()); 47*cdf0e10cSrcweir 48*cdf0e10cSrcweir if(getBuffered2DDecomposition().hasElements() && !basegfx::fTools::equal(fDiscreteUnit, getDiscreteUnit())) 49*cdf0e10cSrcweir { 50*cdf0e10cSrcweir // conditions of last local decomposition have changed, delete 51*cdf0e10cSrcweir const_cast< DiscreteMetricDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); 52*cdf0e10cSrcweir } 53*cdf0e10cSrcweir 54*cdf0e10cSrcweir if(!getBuffered2DDecomposition().hasElements()) 55*cdf0e10cSrcweir { 56*cdf0e10cSrcweir // remember new valid DiscreteUnit 57*cdf0e10cSrcweir const_cast< DiscreteMetricDependentPrimitive2D* >(this)->mfDiscreteUnit = fDiscreteUnit; 58*cdf0e10cSrcweir } 59*cdf0e10cSrcweir 60*cdf0e10cSrcweir // call base implementation 61*cdf0e10cSrcweir return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation); 62*cdf0e10cSrcweir } 63*cdf0e10cSrcweir } // end of namespace primitive2d 64*cdf0e10cSrcweir } // end of namespace drawinglayer 65*cdf0e10cSrcweir 66*cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 67*cdf0e10cSrcweir 68*cdf0e10cSrcweir namespace drawinglayer 69*cdf0e10cSrcweir { 70*cdf0e10cSrcweir namespace primitive2d 71*cdf0e10cSrcweir { 72*cdf0e10cSrcweir Primitive2DSequence ViewportDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const 73*cdf0e10cSrcweir { 74*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 75*cdf0e10cSrcweir 76*cdf0e10cSrcweir // get the current Viewport 77*cdf0e10cSrcweir const basegfx::B2DRange& rViewport = rViewInformation.getViewport(); 78*cdf0e10cSrcweir 79*cdf0e10cSrcweir if(getBuffered2DDecomposition().hasElements() && !rViewport.equal(getViewport())) 80*cdf0e10cSrcweir { 81*cdf0e10cSrcweir // conditions of last local decomposition have changed, delete 82*cdf0e10cSrcweir const_cast< ViewportDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); 83*cdf0e10cSrcweir } 84*cdf0e10cSrcweir 85*cdf0e10cSrcweir if(!getBuffered2DDecomposition().hasElements()) 86*cdf0e10cSrcweir { 87*cdf0e10cSrcweir // remember new valid DiscreteUnit 88*cdf0e10cSrcweir const_cast< ViewportDependentPrimitive2D* >(this)->maViewport = rViewport; 89*cdf0e10cSrcweir } 90*cdf0e10cSrcweir 91*cdf0e10cSrcweir // call base implementation 92*cdf0e10cSrcweir return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation); 93*cdf0e10cSrcweir } 94*cdf0e10cSrcweir } // end of namespace primitive2d 95*cdf0e10cSrcweir } // end of namespace drawinglayer 96*cdf0e10cSrcweir 97*cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 98*cdf0e10cSrcweir 99*cdf0e10cSrcweir namespace drawinglayer 100*cdf0e10cSrcweir { 101*cdf0e10cSrcweir namespace primitive2d 102*cdf0e10cSrcweir { 103*cdf0e10cSrcweir Primitive2DSequence ViewTransformationDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const 104*cdf0e10cSrcweir { 105*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 106*cdf0e10cSrcweir 107*cdf0e10cSrcweir // get the current ViewTransformation 108*cdf0e10cSrcweir const basegfx::B2DHomMatrix& rViewTransformation = rViewInformation.getViewTransformation(); 109*cdf0e10cSrcweir 110*cdf0e10cSrcweir if(getBuffered2DDecomposition().hasElements() && rViewTransformation != getViewTransformation()) 111*cdf0e10cSrcweir { 112*cdf0e10cSrcweir // conditions of last local decomposition have changed, delete 113*cdf0e10cSrcweir const_cast< ViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); 114*cdf0e10cSrcweir } 115*cdf0e10cSrcweir 116*cdf0e10cSrcweir if(!getBuffered2DDecomposition().hasElements()) 117*cdf0e10cSrcweir { 118*cdf0e10cSrcweir // remember new valid ViewTransformation 119*cdf0e10cSrcweir const_cast< ViewTransformationDependentPrimitive2D* >(this)->maViewTransformation = rViewTransformation; 120*cdf0e10cSrcweir } 121*cdf0e10cSrcweir 122*cdf0e10cSrcweir // call base implementation 123*cdf0e10cSrcweir return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation); 124*cdf0e10cSrcweir } 125*cdf0e10cSrcweir } // end of namespace primitive2d 126*cdf0e10cSrcweir } // end of namespace drawinglayer 127*cdf0e10cSrcweir 128*cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 129*cdf0e10cSrcweir 130*cdf0e10cSrcweir namespace drawinglayer 131*cdf0e10cSrcweir { 132*cdf0e10cSrcweir namespace primitive2d 133*cdf0e10cSrcweir { 134*cdf0e10cSrcweir Primitive2DSequence ObjectAndViewTransformationDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const 135*cdf0e10cSrcweir { 136*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 137*cdf0e10cSrcweir 138*cdf0e10cSrcweir // get the current ViewTransfromation 139*cdf0e10cSrcweir const basegfx::B2DHomMatrix& rViewTransformation = rViewInformation.getViewTransformation(); 140*cdf0e10cSrcweir 141*cdf0e10cSrcweir if(getBuffered2DDecomposition().hasElements() && rViewTransformation != getViewTransformation()) 142*cdf0e10cSrcweir { 143*cdf0e10cSrcweir // conditions of last local decomposition have changed, delete 144*cdf0e10cSrcweir const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); 145*cdf0e10cSrcweir } 146*cdf0e10cSrcweir 147*cdf0e10cSrcweir // get the current ObjectTransformation 148*cdf0e10cSrcweir const basegfx::B2DHomMatrix& rObjectTransformation = rViewInformation.getObjectTransformation(); 149*cdf0e10cSrcweir 150*cdf0e10cSrcweir if(getBuffered2DDecomposition().hasElements() && rObjectTransformation != getObjectTransformation()) 151*cdf0e10cSrcweir { 152*cdf0e10cSrcweir // conditions of last local decomposition have changed, delete 153*cdf0e10cSrcweir const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); 154*cdf0e10cSrcweir } 155*cdf0e10cSrcweir 156*cdf0e10cSrcweir if(!getBuffered2DDecomposition().hasElements()) 157*cdf0e10cSrcweir { 158*cdf0e10cSrcweir // remember new valid ViewTransformation, and ObjectTransformation 159*cdf0e10cSrcweir const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->maViewTransformation = rViewTransformation; 160*cdf0e10cSrcweir const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->maObjectTransformation = rObjectTransformation; 161*cdf0e10cSrcweir } 162*cdf0e10cSrcweir 163*cdf0e10cSrcweir // call base implementation 164*cdf0e10cSrcweir return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation); 165*cdf0e10cSrcweir } 166*cdf0e10cSrcweir } // end of namespace primitive2d 167*cdf0e10cSrcweir } // end of namespace drawinglayer 168*cdf0e10cSrcweir 169*cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 170*cdf0e10cSrcweir // eof 171