1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 // MARKER(update_precomp.py): autogen include statement, do not remove 25 #include "precompiled_drawinglayer.hxx" 26 27 #include <drawinglayer/processor2d/contourextractor2d.hxx> 28 #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx> 29 #include <drawinglayer/primitive2d/polygonprimitive2d.hxx> 30 #include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx> 31 #include <drawinglayer/primitive2d/bitmapprimitive2d.hxx> 32 #include <basegfx/polygon/b2dpolygontools.hxx> 33 #include <drawinglayer/primitive2d/metafileprimitive2d.hxx> 34 #include <drawinglayer/primitive2d/transparenceprimitive2d.hxx> 35 #include <drawinglayer/primitive2d/maskprimitive2d.hxx> 36 #include <drawinglayer/primitive2d/transformprimitive2d.hxx> 37 #include <drawinglayer/primitive2d/sceneprimitive2d.hxx> 38 39 ////////////////////////////////////////////////////////////////////////////// 40 41 using namespace com::sun::star; 42 43 ////////////////////////////////////////////////////////////////////////////// 44 45 namespace drawinglayer 46 { 47 namespace processor2d 48 { 49 ContourExtractor2D::ContourExtractor2D( 50 const geometry::ViewInformation2D& rViewInformation, 51 bool bExtractFillOnly) 52 : BaseProcessor2D(rViewInformation), 53 maExtractedContour(), 54 mbExtractFillOnly(bExtractFillOnly) 55 { 56 } 57 58 ContourExtractor2D::~ContourExtractor2D() 59 { 60 } 61 62 void ContourExtractor2D::processBasePrimitive2D(const primitive2d::BasePrimitive2D& rCandidate) 63 { 64 switch(rCandidate.getPrimitive2DID()) 65 { 66 case PRIMITIVE2D_ID_POLYGONHAIRLINEPRIMITIVE2D : 67 { 68 if(!mbExtractFillOnly) 69 { 70 // extract hairline in world coordinates 71 const primitive2d::PolygonHairlinePrimitive2D& rPolygonCandidate(static_cast< const primitive2d::PolygonHairlinePrimitive2D& >(rCandidate)); 72 basegfx::B2DPolygon aLocalPolygon(rPolygonCandidate.getB2DPolygon()); 73 aLocalPolygon.transform(getViewInformation2D().getObjectTransformation()); 74 75 if(aLocalPolygon.isClosed()) 76 { 77 // line polygons need to be represented as open polygons to differentiate them 78 // from filled polygons 79 basegfx::tools::openWithGeometryChange(aLocalPolygon); 80 } 81 82 maExtractedContour.push_back(basegfx::B2DPolyPolygon(aLocalPolygon)); 83 } 84 break; 85 } 86 case PRIMITIVE2D_ID_POLYPOLYGONCOLORPRIMITIVE2D : 87 { 88 // extract fill in world coordinates 89 const primitive2d::PolyPolygonColorPrimitive2D& rPolygonCandidate(static_cast< const primitive2d::PolyPolygonColorPrimitive2D& >(rCandidate)); 90 basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolygonCandidate.getB2DPolyPolygon()); 91 aLocalPolyPolygon.transform(getViewInformation2D().getObjectTransformation()); 92 maExtractedContour.push_back(aLocalPolyPolygon); 93 break; 94 } 95 case PRIMITIVE2D_ID_BITMAPPRIMITIVE2D : 96 { 97 // extract BoundRect from bitmaps in world coordinates 98 const primitive2d::BitmapPrimitive2D& rBitmapCandidate(static_cast< const primitive2d::BitmapPrimitive2D& >(rCandidate)); 99 basegfx::B2DHomMatrix aLocalTransform(getViewInformation2D().getObjectTransformation() * rBitmapCandidate.getTransform()); 100 basegfx::B2DPolygon aPolygon(basegfx::tools::createUnitPolygon()); 101 aPolygon.transform(aLocalTransform); 102 maExtractedContour.push_back(basegfx::B2DPolyPolygon(aPolygon)); 103 break; 104 } 105 case PRIMITIVE2D_ID_METAFILEPRIMITIVE2D : 106 { 107 // extract BoundRect from MetaFiles in world coordinates 108 const primitive2d::MetafilePrimitive2D& rMetaCandidate(static_cast< const primitive2d::MetafilePrimitive2D& >(rCandidate)); 109 basegfx::B2DHomMatrix aLocalTransform(getViewInformation2D().getObjectTransformation() * rMetaCandidate.getTransform()); 110 basegfx::B2DPolygon aPolygon(basegfx::tools::createUnitPolygon()); 111 aPolygon.transform(aLocalTransform); 112 maExtractedContour.push_back(basegfx::B2DPolyPolygon(aPolygon)); 113 break; 114 } 115 case PRIMITIVE2D_ID_TRANSPARENCEPRIMITIVE2D : 116 { 117 // sub-transparence group. Look at children 118 const primitive2d::TransparencePrimitive2D& rTransCandidate(static_cast< const primitive2d::TransparencePrimitive2D& >(rCandidate)); 119 process(rTransCandidate.getChildren()); 120 break; 121 } 122 case PRIMITIVE2D_ID_MASKPRIMITIVE2D : 123 { 124 // extract mask in world coordinates, ignore content 125 const primitive2d::MaskPrimitive2D& rMaskCandidate(static_cast< const primitive2d::MaskPrimitive2D& >(rCandidate)); 126 basegfx::B2DPolyPolygon aMask(rMaskCandidate.getMask()); 127 aMask.transform(getViewInformation2D().getObjectTransformation()); 128 maExtractedContour.push_back(basegfx::B2DPolyPolygon(aMask)); 129 break; 130 } 131 case PRIMITIVE2D_ID_TRANSFORMPRIMITIVE2D : 132 { 133 // remember current ViewInformation2D 134 const primitive2d::TransformPrimitive2D& rTransformCandidate(static_cast< const primitive2d::TransformPrimitive2D& >(rCandidate)); 135 const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D()); 136 137 // create new local ViewInformation2D 138 const geometry::ViewInformation2D aViewInformation2D( 139 getViewInformation2D().getObjectTransformation() * rTransformCandidate.getTransformation(), 140 getViewInformation2D().getViewTransformation(), 141 getViewInformation2D().getViewport(), 142 getViewInformation2D().getVisualizedPage(), 143 getViewInformation2D().getViewTime(), 144 getViewInformation2D().getExtendedInformationSequence()); 145 updateViewInformation(aViewInformation2D); 146 147 // proccess content 148 process(rTransformCandidate.getChildren()); 149 150 // restore transformations 151 updateViewInformation(aLastViewInformation2D); 152 153 break; 154 } 155 case PRIMITIVE2D_ID_SCENEPRIMITIVE2D : 156 { 157 // 2D Scene primitive containing 3D stuff; extract 2D contour in world coordinates 158 const primitive2d::ScenePrimitive2D& rScenePrimitive2DCandidate(static_cast< const primitive2d::ScenePrimitive2D& >(rCandidate)); 159 const primitive2d::Primitive2DSequence xExtracted2DSceneGeometry(rScenePrimitive2DCandidate.getGeometry2D()); 160 const primitive2d::Primitive2DSequence xExtracted2DSceneShadow(rScenePrimitive2DCandidate.getShadow2D(getViewInformation2D())); 161 162 // proccess content 163 if(xExtracted2DSceneGeometry.hasElements()) 164 { 165 process(xExtracted2DSceneGeometry); 166 } 167 168 // proccess content 169 if(xExtracted2DSceneShadow.hasElements()) 170 { 171 process(xExtracted2DSceneShadow); 172 } 173 174 break; 175 } 176 case PRIMITIVE2D_ID_WRONGSPELLPRIMITIVE2D : 177 case PRIMITIVE2D_ID_MARKERARRAYPRIMITIVE2D : 178 case PRIMITIVE2D_ID_POINTARRAYPRIMITIVE2D : 179 { 180 // ignorable primitives 181 break; 182 } 183 case PRIMITIVE2D_ID_TEXTSIMPLEPORTIONPRIMITIVE2D : 184 case PRIMITIVE2D_ID_TEXTDECORATEDPORTIONPRIMITIVE2D : 185 { 186 // primitives who's BoundRect will be added in world coordinates 187 basegfx::B2DRange aRange(rCandidate.getB2DRange(getViewInformation2D())); 188 aRange.transform(getViewInformation2D().getObjectTransformation()); 189 maExtractedContour.push_back(basegfx::B2DPolyPolygon(basegfx::tools::createPolygonFromRect(aRange))); 190 break; 191 } 192 default : 193 { 194 // process recursively 195 process(rCandidate.get2DDecomposition(getViewInformation2D())); 196 break; 197 } 198 } 199 } 200 201 } // end of namespace processor2d 202 } // end of namespace drawinglayer 203 204 ////////////////////////////////////////////////////////////////////////////// 205 // eof 206