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If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 // MARKER(update_precomp.py): autogen include statement, do not remove 29 #include "precompiled_drawinglayer.hxx" 30 31 #include <drawinglayer/primitive2d/texteffectprimitive2d.hxx> 32 #include <drawinglayer/geometry/viewinformation2d.hxx> 33 #include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx> 34 #include <drawinglayer/primitive2d/transformprimitive2d.hxx> 35 #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx> 36 #include <basegfx/matrix/b2dhommatrixtools.hxx> 37 38 ////////////////////////////////////////////////////////////////////////////// 39 40 namespace drawinglayer 41 { 42 namespace primitive2d 43 { 44 static double fDiscreteSize(1.1); 45 46 Primitive2DSequence TextEffectPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const 47 { 48 Primitive2DSequence aRetval; 49 50 // get the distance of one discrete units from target display. Use between 1.0 and sqrt(2) to 51 // have good results on rotated objects, too 52 const basegfx::B2DVector aDistance(rViewInformation.getInverseObjectToViewTransformation() * 53 basegfx::B2DVector(fDiscreteSize, fDiscreteSize)); 54 const basegfx::B2DVector aDiagonalDistance(aDistance * (1.0 / 1.44)); 55 56 switch(getTextEffectStyle2D()) 57 { 58 case TEXTEFFECTSTYLE2D_RELIEF_EMBOSSED: 59 case TEXTEFFECTSTYLE2D_RELIEF_ENGRAVED: 60 case TEXTEFFECTSTYLE2D_RELIEF_EMBOSSED_DEFAULT: 61 case TEXTEFFECTSTYLE2D_RELIEF_ENGRAVED_DEFAULT: 62 { 63 // prepare transform of sub-group back to (0,0) and align to X-Axis 64 basegfx::B2DHomMatrix aBackTransform(basegfx::tools::createTranslateB2DHomMatrix( 65 -getRotationCenter().getX(), -getRotationCenter().getY())); 66 aBackTransform.rotate(-getDirection()); 67 68 // prepare transform of sub-group back to it's position and rotation 69 basegfx::B2DHomMatrix aForwardTransform(basegfx::tools::createRotateB2DHomMatrix(getDirection())); 70 aForwardTransform.translate(getRotationCenter().getX(), getRotationCenter().getY()); 71 72 // create transformation for one discrete unit 73 const bool bEmbossed( 74 TEXTEFFECTSTYLE2D_RELIEF_EMBOSSED == getTextEffectStyle2D() 75 || TEXTEFFECTSTYLE2D_RELIEF_EMBOSSED_DEFAULT == getTextEffectStyle2D()); 76 const bool bDefaultTextColor( 77 TEXTEFFECTSTYLE2D_RELIEF_EMBOSSED_DEFAULT == getTextEffectStyle2D() 78 || TEXTEFFECTSTYLE2D_RELIEF_ENGRAVED_DEFAULT == getTextEffectStyle2D()); 79 basegfx::B2DHomMatrix aTransform(aBackTransform); 80 aRetval.realloc(2); 81 82 if(bEmbossed) 83 { 84 // to bottom-right 85 aTransform.translate(aDiagonalDistance.getX(), aDiagonalDistance.getY()); 86 } 87 else 88 { 89 // to top-left 90 aTransform.translate(-aDiagonalDistance.getX(), -aDiagonalDistance.getY()); 91 } 92 93 aTransform *= aForwardTransform; 94 95 if(bDefaultTextColor) 96 { 97 // emboss/engrave in black, original forced to white 98 const basegfx::BColorModifier aBColorModifierToGray(basegfx::BColor(0.0)); 99 const Primitive2DReference xModifiedColor(new ModifiedColorPrimitive2D(getTextContent(), aBColorModifierToGray)); 100 aRetval[0] = Primitive2DReference(new TransformPrimitive2D(aTransform, Primitive2DSequence(&xModifiedColor, 1))); 101 102 // add original, too 103 const basegfx::BColorModifier aBColorModifierToWhite(basegfx::BColor(1.0)); 104 aRetval[1] = Primitive2DReference(new ModifiedColorPrimitive2D(getTextContent(), aBColorModifierToWhite)); 105 } 106 else 107 { 108 // emboss/engrave in gray, keep original's color 109 const basegfx::BColorModifier aBColorModifierToGray(basegfx::BColor(0.75)); // 192 110 const Primitive2DReference xModifiedColor(new ModifiedColorPrimitive2D(getTextContent(), aBColorModifierToGray)); 111 aRetval[0] = Primitive2DReference(new TransformPrimitive2D(aTransform, Primitive2DSequence(&xModifiedColor, 1))); 112 113 // add original, too 114 aRetval[1] = Primitive2DReference(new GroupPrimitive2D(getTextContent())); 115 } 116 117 break; 118 } 119 case TEXTEFFECTSTYLE2D_OUTLINE: 120 { 121 // create transform primitives in all directions 122 basegfx::B2DHomMatrix aTransform; 123 aRetval.realloc(9); 124 125 aTransform.set(0, 2, aDistance.getX()); 126 aTransform.set(1, 2, 0.0); 127 aRetval[0] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); 128 129 aTransform.set(0, 2, aDiagonalDistance.getX()); 130 aTransform.set(1, 2, aDiagonalDistance.getY()); 131 aRetval[1] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); 132 133 aTransform.set(0, 2, 0.0); 134 aTransform.set(1, 2, aDistance.getY()); 135 aRetval[2] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); 136 137 aTransform.set(0, 2, -aDiagonalDistance.getX()); 138 aTransform.set(1, 2, aDiagonalDistance.getY()); 139 aRetval[3] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); 140 141 aTransform.set(0, 2, -aDistance.getX()); 142 aTransform.set(1, 2, 0.0); 143 aRetval[4] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); 144 145 aTransform.set(0, 2, -aDiagonalDistance.getX()); 146 aTransform.set(1, 2, -aDiagonalDistance.getY()); 147 aRetval[5] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); 148 149 aTransform.set(0, 2, 0.0); 150 aTransform.set(1, 2, -aDistance.getY()); 151 aRetval[6] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); 152 153 aTransform.set(0, 2, aDiagonalDistance.getX()); 154 aTransform.set(1, 2, -aDiagonalDistance.getY()); 155 aRetval[7] = Primitive2DReference(new TransformPrimitive2D(aTransform, getTextContent())); 156 157 // at last, place original over it, but force to white 158 const basegfx::BColorModifier aBColorModifierToWhite(basegfx::BColor(1.0, 1.0, 1.0)); 159 aRetval[8] = Primitive2DReference(new ModifiedColorPrimitive2D(getTextContent(), aBColorModifierToWhite)); 160 161 break; 162 } 163 } 164 165 return aRetval; 166 } 167 168 TextEffectPrimitive2D::TextEffectPrimitive2D( 169 const Primitive2DSequence& rTextContent, 170 const basegfx::B2DPoint& rRotationCenter, 171 double fDirection, 172 TextEffectStyle2D eTextEffectStyle2D) 173 : BufferedDecompositionPrimitive2D(), 174 maTextContent(rTextContent), 175 maRotationCenter(rRotationCenter), 176 mfDirection(fDirection), 177 meTextEffectStyle2D(eTextEffectStyle2D) 178 { 179 } 180 181 bool TextEffectPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const 182 { 183 if(BasePrimitive2D::operator==(rPrimitive)) 184 { 185 const TextEffectPrimitive2D& rCompare = (TextEffectPrimitive2D&)rPrimitive; 186 187 return (getTextContent() == rCompare.getTextContent() 188 && getRotationCenter() == rCompare.getRotationCenter() 189 && getDirection() == rCompare.getDirection() 190 && getTextEffectStyle2D() == rCompare.getTextEffectStyle2D()); 191 } 192 193 return false; 194 } 195 196 basegfx::B2DRange TextEffectPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const 197 { 198 // get range of content and grow by used fDiscreteSize. That way it is not necessary to ask 199 // the whole decomposition for it's ranges (which may be expensive with outline mode which 200 // then will ask 9 times at nearly the same content. This may even be refined here using the 201 // TextEffectStyle information, e.g. for TEXTEFFECTSTYLE2D_RELIEF the grow needs only to 202 // be in two directions 203 basegfx::B2DRange aRetval(getB2DRangeFromPrimitive2DSequence(getTextContent(), rViewInformation)); 204 aRetval.grow(fDiscreteSize); 205 206 return aRetval; 207 } 208 209 Primitive2DSequence TextEffectPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const 210 { 211 ::osl::MutexGuard aGuard( m_aMutex ); 212 213 if(getBuffered2DDecomposition().hasElements()) 214 { 215 if(maLastObjectToViewTransformation != rViewInformation.getObjectToViewTransformation()) 216 { 217 // conditions of last local decomposition have changed, delete 218 const_cast< TextEffectPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence()); 219 } 220 } 221 222 if(!getBuffered2DDecomposition().hasElements()) 223 { 224 // remember ViewRange and ViewTransformation 225 const_cast< TextEffectPrimitive2D* >(this)->maLastObjectToViewTransformation = rViewInformation.getObjectToViewTransformation(); 226 } 227 228 // use parent implementation 229 return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation); 230 } 231 232 // provide unique ID 233 ImplPrimitrive2DIDBlock(TextEffectPrimitive2D, PRIMITIVE2D_ID_TEXTEFFECTPRIMITIVE2D) 234 235 } // end of namespace primitive2d 236 } // end of namespace drawinglayer 237 238 ////////////////////////////////////////////////////////////////////////////// 239 // eof 240