1*464702f4SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*464702f4SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*464702f4SAndrew Rist * or more contributor license agreements. See the NOTICE file 5*464702f4SAndrew Rist * distributed with this work for additional information 6*464702f4SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*464702f4SAndrew Rist * to you under the Apache License, Version 2.0 (the 8*464702f4SAndrew Rist * "License"); you may not use this file except in compliance 9*464702f4SAndrew Rist * with the License. You may obtain a copy of the License at 10*464702f4SAndrew Rist * 11*464702f4SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*464702f4SAndrew Rist * 13*464702f4SAndrew Rist * Unless required by applicable law or agreed to in writing, 14*464702f4SAndrew Rist * software distributed under the License is distributed on an 15*464702f4SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*464702f4SAndrew Rist * KIND, either express or implied. See the License for the 17*464702f4SAndrew Rist * specific language governing permissions and limitations 18*464702f4SAndrew Rist * under the License. 19*464702f4SAndrew Rist * 20*464702f4SAndrew Rist *************************************************************/ 21*464702f4SAndrew Rist 22*464702f4SAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 25cdf0e10cSrcweir #include "precompiled_drawinglayer.hxx" 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include <drawinglayer/primitive3d/hatchtextureprimitive3d.hxx> 28cdf0e10cSrcweir #include <drawinglayer/primitive3d/polypolygonprimitive3d.hxx> 29cdf0e10cSrcweir #include <basegfx/polygon/b2dpolypolygon.hxx> 30cdf0e10cSrcweir #include <basegfx/polygon/b3dpolygon.hxx> 31cdf0e10cSrcweir #include <basegfx/polygon/b2dpolygon.hxx> 32cdf0e10cSrcweir #include <basegfx/polygon/b2dpolypolygontools.hxx> 33cdf0e10cSrcweir #include <basegfx/range/b2drange.hxx> 34cdf0e10cSrcweir #include <drawinglayer/texture/texture.hxx> 35cdf0e10cSrcweir #include <basegfx/polygon/b2dpolygonclipper.hxx> 36cdf0e10cSrcweir #include <basegfx/matrix/b3dhommatrix.hxx> 37cdf0e10cSrcweir #include <drawinglayer/primitive3d/polygonprimitive3d.hxx> 38cdf0e10cSrcweir #include <drawinglayer/primitive3d/drawinglayer_primitivetypes3d.hxx> 39cdf0e10cSrcweir 40cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 41cdf0e10cSrcweir 42cdf0e10cSrcweir using namespace com::sun::star; 43cdf0e10cSrcweir 44cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 45cdf0e10cSrcweir 46cdf0e10cSrcweir namespace drawinglayer 47cdf0e10cSrcweir { 48cdf0e10cSrcweir namespace primitive3d 49cdf0e10cSrcweir { impCreate3DDecomposition() const50cdf0e10cSrcweir Primitive3DSequence HatchTexturePrimitive3D::impCreate3DDecomposition() const 51cdf0e10cSrcweir { 52cdf0e10cSrcweir Primitive3DSequence aRetval; 53cdf0e10cSrcweir 54cdf0e10cSrcweir if(getChildren().hasElements()) 55cdf0e10cSrcweir { 56cdf0e10cSrcweir const Primitive3DSequence aSource(getChildren()); 57cdf0e10cSrcweir const sal_uInt32 nSourceCount(aSource.getLength()); 58cdf0e10cSrcweir std::vector< Primitive3DReference > aDestination; 59cdf0e10cSrcweir 60cdf0e10cSrcweir for(sal_uInt32 a(0); a < nSourceCount; a++) 61cdf0e10cSrcweir { 62cdf0e10cSrcweir // get reference 63cdf0e10cSrcweir const Primitive3DReference xReference(aSource[a]); 64cdf0e10cSrcweir 65cdf0e10cSrcweir if(xReference.is()) 66cdf0e10cSrcweir { 67cdf0e10cSrcweir // try to cast to BasePrimitive2D implementation 68cdf0e10cSrcweir const BasePrimitive3D* pBasePrimitive = dynamic_cast< const BasePrimitive3D* >(xReference.get()); 69cdf0e10cSrcweir 70cdf0e10cSrcweir if(pBasePrimitive) 71cdf0e10cSrcweir { 72cdf0e10cSrcweir // it is a BasePrimitive3D implementation, use getPrimitive3DID() call for switch 73cdf0e10cSrcweir // not all content is needed, remove transparencies and ModifiedColorPrimitives 74cdf0e10cSrcweir switch(pBasePrimitive->getPrimitive3DID()) 75cdf0e10cSrcweir { 76cdf0e10cSrcweir case PRIMITIVE3D_ID_POLYPOLYGONMATERIALPRIMITIVE3D : 77cdf0e10cSrcweir { 78cdf0e10cSrcweir // polyPolygonMaterialPrimitive3D, check texturing and hatching 79cdf0e10cSrcweir const PolyPolygonMaterialPrimitive3D& rPrimitive = static_cast< const PolyPolygonMaterialPrimitive3D& >(*pBasePrimitive); 80cdf0e10cSrcweir const basegfx::B3DPolyPolygon aFillPolyPolygon(rPrimitive.getB3DPolyPolygon()); 81cdf0e10cSrcweir 82cdf0e10cSrcweir if(maHatch.isFillBackground()) 83cdf0e10cSrcweir { 84cdf0e10cSrcweir // add original primitive for background 85cdf0e10cSrcweir aDestination.push_back(xReference); 86cdf0e10cSrcweir } 87cdf0e10cSrcweir 88cdf0e10cSrcweir if(aFillPolyPolygon.areTextureCoordinatesUsed()) 89cdf0e10cSrcweir { 90cdf0e10cSrcweir const sal_uInt32 nPolyCount(aFillPolyPolygon.count()); 91cdf0e10cSrcweir basegfx::B2DPolyPolygon aTexPolyPolygon; 92cdf0e10cSrcweir basegfx::B2DPoint a2N; 93cdf0e10cSrcweir basegfx::B2DVector a2X, a2Y; 94cdf0e10cSrcweir basegfx::B3DPoint a3N; 95cdf0e10cSrcweir basegfx::B3DVector a3X, a3Y; 96cdf0e10cSrcweir bool b2N(false), b2X(false), b2Y(false); 97cdf0e10cSrcweir 98cdf0e10cSrcweir for(sal_uInt32 b(0); b < nPolyCount; b++) 99cdf0e10cSrcweir { 100cdf0e10cSrcweir const basegfx::B3DPolygon aPartPoly(aFillPolyPolygon.getB3DPolygon(b)); 101cdf0e10cSrcweir const sal_uInt32 nPointCount(aPartPoly.count()); 102cdf0e10cSrcweir basegfx::B2DPolygon aTexPolygon; 103cdf0e10cSrcweir 104cdf0e10cSrcweir for(sal_uInt32 c(0); c < nPointCount; c++) 105cdf0e10cSrcweir { 106cdf0e10cSrcweir const basegfx::B2DPoint a2Candidate(aPartPoly.getTextureCoordinate(c)); 107cdf0e10cSrcweir 108cdf0e10cSrcweir if(!b2N) 109cdf0e10cSrcweir { 110cdf0e10cSrcweir a2N = a2Candidate; 111cdf0e10cSrcweir a3N = aPartPoly.getB3DPoint(c); 112cdf0e10cSrcweir b2N = true; 113cdf0e10cSrcweir } 114cdf0e10cSrcweir else if(!b2X && !a2N.equal(a2Candidate)) 115cdf0e10cSrcweir { 116cdf0e10cSrcweir a2X = a2Candidate - a2N; 117cdf0e10cSrcweir a3X = aPartPoly.getB3DPoint(c) - a3N; 118cdf0e10cSrcweir b2X = true; 119cdf0e10cSrcweir } 120cdf0e10cSrcweir else if(!b2Y && !a2N.equal(a2Candidate) && !a2X.equal(a2Candidate)) 121cdf0e10cSrcweir { 122cdf0e10cSrcweir a2Y = a2Candidate - a2N; 123cdf0e10cSrcweir 124cdf0e10cSrcweir const double fCross(a2X.cross(a2Y)); 125cdf0e10cSrcweir 126cdf0e10cSrcweir if(!basegfx::fTools::equalZero(fCross)) 127cdf0e10cSrcweir { 128cdf0e10cSrcweir a3Y = aPartPoly.getB3DPoint(c) - a3N; 129cdf0e10cSrcweir b2Y = true; 130cdf0e10cSrcweir } 131cdf0e10cSrcweir } 132cdf0e10cSrcweir 133cdf0e10cSrcweir aTexPolygon.append(a2Candidate); 134cdf0e10cSrcweir } 135cdf0e10cSrcweir 136cdf0e10cSrcweir aTexPolygon.setClosed(true); 137cdf0e10cSrcweir aTexPolyPolygon.append(aTexPolygon); 138cdf0e10cSrcweir } 139cdf0e10cSrcweir 140cdf0e10cSrcweir if(b2N && b2X && b2Y) 141cdf0e10cSrcweir { 142cdf0e10cSrcweir // found two linearly independent 2D vectors 143cdf0e10cSrcweir // get 2d range of texture coordinates 144cdf0e10cSrcweir const basegfx::B2DRange aOutlineRange(basegfx::tools::getRange(aTexPolyPolygon)); 145cdf0e10cSrcweir const basegfx::BColor aHatchColor(getHatch().getColor()); 146cdf0e10cSrcweir const double fAngle(getHatch().getAngle()); 147cdf0e10cSrcweir ::std::vector< basegfx::B2DHomMatrix > aMatrices; 148cdf0e10cSrcweir 149cdf0e10cSrcweir // get hatch transformations 150cdf0e10cSrcweir switch(getHatch().getStyle()) 151cdf0e10cSrcweir { 152cdf0e10cSrcweir case attribute::HATCHSTYLE_TRIPLE: 153cdf0e10cSrcweir { 154cdf0e10cSrcweir // rotated 45 degrees 155cdf0e10cSrcweir texture::GeoTexSvxHatch aHatch(aOutlineRange, getHatch().getDistance(), fAngle - F_PI4); 156cdf0e10cSrcweir aHatch.appendTransformations(aMatrices); 157cdf0e10cSrcweir } 158cdf0e10cSrcweir case attribute::HATCHSTYLE_DOUBLE: 159cdf0e10cSrcweir { 160cdf0e10cSrcweir // rotated 90 degrees 161cdf0e10cSrcweir texture::GeoTexSvxHatch aHatch(aOutlineRange, getHatch().getDistance(), fAngle - F_PI2); 162cdf0e10cSrcweir aHatch.appendTransformations(aMatrices); 163cdf0e10cSrcweir } 164cdf0e10cSrcweir case attribute::HATCHSTYLE_SINGLE: 165cdf0e10cSrcweir { 166cdf0e10cSrcweir // angle as given 167cdf0e10cSrcweir texture::GeoTexSvxHatch aHatch(aOutlineRange, getHatch().getDistance(), fAngle); 168cdf0e10cSrcweir aHatch.appendTransformations(aMatrices); 169cdf0e10cSrcweir } 170cdf0e10cSrcweir } 171cdf0e10cSrcweir 172cdf0e10cSrcweir // create geometry from unit line 173cdf0e10cSrcweir basegfx::B2DPolyPolygon a2DHatchLines; 174cdf0e10cSrcweir basegfx::B2DPolygon a2DUnitLine; 175cdf0e10cSrcweir a2DUnitLine.append(basegfx::B2DPoint(0.0, 0.0)); 176cdf0e10cSrcweir a2DUnitLine.append(basegfx::B2DPoint(1.0, 0.0)); 177cdf0e10cSrcweir 178cdf0e10cSrcweir for(sal_uInt32 c(0); c < aMatrices.size(); c++) 179cdf0e10cSrcweir { 180cdf0e10cSrcweir const basegfx::B2DHomMatrix& rMatrix = aMatrices[c]; 181cdf0e10cSrcweir basegfx::B2DPolygon aNewLine(a2DUnitLine); 182cdf0e10cSrcweir aNewLine.transform(rMatrix); 183cdf0e10cSrcweir a2DHatchLines.append(aNewLine); 184cdf0e10cSrcweir } 185cdf0e10cSrcweir 186cdf0e10cSrcweir if(a2DHatchLines.count()) 187cdf0e10cSrcweir { 188cdf0e10cSrcweir // clip against texture polygon 189cdf0e10cSrcweir a2DHatchLines = basegfx::tools::clipPolyPolygonOnPolyPolygon(a2DHatchLines, aTexPolyPolygon, true, true); 190cdf0e10cSrcweir } 191cdf0e10cSrcweir 192cdf0e10cSrcweir if(a2DHatchLines.count()) 193cdf0e10cSrcweir { 194cdf0e10cSrcweir // create 2d matrix with 2d vectors as column vectors and 2d point as offset, this represents 195cdf0e10cSrcweir // a coordinate system transformation from unit coordinates to the new coordinate system 196cdf0e10cSrcweir basegfx::B2DHomMatrix a2D; 197cdf0e10cSrcweir a2D.set(0, 0, a2X.getX()); 198cdf0e10cSrcweir a2D.set(1, 0, a2X.getY()); 199cdf0e10cSrcweir a2D.set(0, 1, a2Y.getX()); 200cdf0e10cSrcweir a2D.set(1, 1, a2Y.getY()); 201cdf0e10cSrcweir a2D.set(0, 2, a2N.getX()); 202cdf0e10cSrcweir a2D.set(1, 2, a2N.getY()); 203cdf0e10cSrcweir 204cdf0e10cSrcweir // invert that transformation, so we have a back-transformation from texture coordinates 205cdf0e10cSrcweir // to unit coordinates 206cdf0e10cSrcweir a2D.invert(); 207cdf0e10cSrcweir a2DHatchLines.transform(a2D); 208cdf0e10cSrcweir 209cdf0e10cSrcweir // expand back-transformated geometry tpo 3D 210cdf0e10cSrcweir basegfx::B3DPolyPolygon a3DHatchLines(basegfx::tools::createB3DPolyPolygonFromB2DPolyPolygon(a2DHatchLines, 0.0)); 211cdf0e10cSrcweir 212cdf0e10cSrcweir // create 3d matrix with 3d vectors as column vectors (0,0,1 as Z) and 3d point as offset, this represents 213cdf0e10cSrcweir // a coordinate system transformation from unit coordinates to the object's 3d coordinate system 214cdf0e10cSrcweir basegfx::B3DHomMatrix a3D; 215cdf0e10cSrcweir a3D.set(0, 0, a3X.getX()); 216cdf0e10cSrcweir a3D.set(1, 0, a3X.getY()); 217cdf0e10cSrcweir a3D.set(2, 0, a3X.getZ()); 218cdf0e10cSrcweir a3D.set(0, 1, a3Y.getX()); 219cdf0e10cSrcweir a3D.set(1, 1, a3Y.getY()); 220cdf0e10cSrcweir a3D.set(2, 1, a3Y.getZ()); 221cdf0e10cSrcweir a3D.set(0, 3, a3N.getX()); 222cdf0e10cSrcweir a3D.set(1, 3, a3N.getY()); 223cdf0e10cSrcweir a3D.set(2, 3, a3N.getZ()); 224cdf0e10cSrcweir 225cdf0e10cSrcweir // transform hatch lines to 3D object coordinates 226cdf0e10cSrcweir a3DHatchLines.transform(a3D); 227cdf0e10cSrcweir 228cdf0e10cSrcweir // build primitives from this geometry 229cdf0e10cSrcweir const sal_uInt32 nHatchLines(a3DHatchLines.count()); 230cdf0e10cSrcweir 231cdf0e10cSrcweir for(sal_uInt32 d(0); d < nHatchLines; d++) 232cdf0e10cSrcweir { 233cdf0e10cSrcweir const Primitive3DReference xRef(new PolygonHairlinePrimitive3D(a3DHatchLines.getB3DPolygon(d), aHatchColor)); 234cdf0e10cSrcweir aDestination.push_back(xRef); 235cdf0e10cSrcweir } 236cdf0e10cSrcweir } 237cdf0e10cSrcweir } 238cdf0e10cSrcweir } 239cdf0e10cSrcweir 240cdf0e10cSrcweir break; 241cdf0e10cSrcweir } 242cdf0e10cSrcweir default : 243cdf0e10cSrcweir { 244cdf0e10cSrcweir // add reference to result 245cdf0e10cSrcweir aDestination.push_back(xReference); 246cdf0e10cSrcweir break; 247cdf0e10cSrcweir } 248cdf0e10cSrcweir } 249cdf0e10cSrcweir } 250cdf0e10cSrcweir else 251cdf0e10cSrcweir { 252cdf0e10cSrcweir // unknown implementation, add to result 253cdf0e10cSrcweir aDestination.push_back(xReference); 254cdf0e10cSrcweir } 255cdf0e10cSrcweir } 256cdf0e10cSrcweir } 257cdf0e10cSrcweir 258cdf0e10cSrcweir // prepare return value 259cdf0e10cSrcweir const sal_uInt32 nDestSize(aDestination.size()); 260cdf0e10cSrcweir aRetval.realloc(nDestSize); 261cdf0e10cSrcweir 262cdf0e10cSrcweir for(sal_uInt32 b(0); b < nDestSize; b++) 263cdf0e10cSrcweir { 264cdf0e10cSrcweir aRetval[b] = aDestination[b]; 265cdf0e10cSrcweir } 266cdf0e10cSrcweir } 267cdf0e10cSrcweir 268cdf0e10cSrcweir return aRetval; 269cdf0e10cSrcweir } 270cdf0e10cSrcweir HatchTexturePrimitive3D(const attribute::FillHatchAttribute & rHatch,const Primitive3DSequence & rChildren,const basegfx::B2DVector & rTextureSize,bool bModulate,bool bFilter)271cdf0e10cSrcweir HatchTexturePrimitive3D::HatchTexturePrimitive3D( 272cdf0e10cSrcweir const attribute::FillHatchAttribute& rHatch, 273cdf0e10cSrcweir const Primitive3DSequence& rChildren, 274cdf0e10cSrcweir const basegfx::B2DVector& rTextureSize, 275cdf0e10cSrcweir bool bModulate, 276cdf0e10cSrcweir bool bFilter) 277cdf0e10cSrcweir : TexturePrimitive3D(rChildren, rTextureSize, bModulate, bFilter), 278cdf0e10cSrcweir maHatch(rHatch), 279cdf0e10cSrcweir maBuffered3DDecomposition() 280cdf0e10cSrcweir { 281cdf0e10cSrcweir } 282cdf0e10cSrcweir operator ==(const BasePrimitive3D & rPrimitive) const283cdf0e10cSrcweir bool HatchTexturePrimitive3D::operator==(const BasePrimitive3D& rPrimitive) const 284cdf0e10cSrcweir { 285cdf0e10cSrcweir if(TexturePrimitive3D::operator==(rPrimitive)) 286cdf0e10cSrcweir { 287cdf0e10cSrcweir const HatchTexturePrimitive3D& rCompare = (HatchTexturePrimitive3D&)rPrimitive; 288cdf0e10cSrcweir 289cdf0e10cSrcweir return (getHatch() == rCompare.getHatch()); 290cdf0e10cSrcweir } 291cdf0e10cSrcweir 292cdf0e10cSrcweir return false; 293cdf0e10cSrcweir } 294cdf0e10cSrcweir get3DDecomposition(const geometry::ViewInformation3D &) const295cdf0e10cSrcweir Primitive3DSequence HatchTexturePrimitive3D::get3DDecomposition(const geometry::ViewInformation3D& /*rViewInformation*/) const 296cdf0e10cSrcweir { 297cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 298cdf0e10cSrcweir 299cdf0e10cSrcweir if(!getBuffered3DDecomposition().hasElements()) 300cdf0e10cSrcweir { 301cdf0e10cSrcweir const Primitive3DSequence aNewSequence(impCreate3DDecomposition()); 302cdf0e10cSrcweir const_cast< HatchTexturePrimitive3D* >(this)->setBuffered3DDecomposition(aNewSequence); 303cdf0e10cSrcweir } 304cdf0e10cSrcweir 305cdf0e10cSrcweir return getBuffered3DDecomposition(); 306cdf0e10cSrcweir } 307cdf0e10cSrcweir 308cdf0e10cSrcweir // provide unique ID 309cdf0e10cSrcweir ImplPrimitrive3DIDBlock(HatchTexturePrimitive3D, PRIMITIVE3D_ID_HATCHTEXTUREPRIMITIVE3D) 310cdf0e10cSrcweir 311cdf0e10cSrcweir } // end of namespace primitive3d 312cdf0e10cSrcweir } // end of namespace drawinglayer 313cdf0e10cSrcweir 314cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 315cdf0e10cSrcweir // eof 316