svx/source/sdr/primitive2d/sdrellipseprimitive2d.cxx

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  31
  32 #include "precompiled_svx.hxx"
  33 #include <svx/sdr/primitive2d/sdrellipseprimitive2d.hxx>
  34 #include <basegfx/polygon/b2dpolygon.hxx>
  35 #include <basegfx/polygon/b2dpolygontools.hxx>
  36 #include <svx/sdr/primitive2d/sdrdecompositiontools.hxx>
  37 #include <drawinglayer/primitive2d/groupprimitive2d.hxx>
  38 #include <svx/sdr/primitive2d/svx_primitivetypes2d.hxx>
  39 #include <drawinglayer/primitive2d/hittestprimitive2d.hxx>
  40 #include <basegfx/color/bcolor.hxx>
  41 #include <drawinglayer/attribute/sdrattribute.hxx>
  42
  43 //////////////////////////////////////////////////////////////////////////////
  44
  45 using namespace com::sun::star;
  46
  47 //////////////////////////////////////////////////////////////////////////////
  48
  49 namespace drawinglayer
  50 {
  51     namespace primitive2d
  52     {
  53         Primitive2DSequence SdrEllipsePrimitive2D::createLocalDecomposition(const geometry::ViewInformation2D& /*aViewInformation*/) const
  54         {
  55             Primitive2DSequence aRetval;
  56
  57             // create unit outline polygon
  58             // Do use createPolygonFromUnitCircle, but let create from first quadrant to mimic old geometry creation.
  59             // This is needed to have the same look when stroke is used since the polygon start point defines the
  60             // stroke start, too.
  61             ::basegfx::B2DPolygon aUnitOutline(::basegfx::tools::createPolygonFromUnitCircle(1));
  62
  63             // scale and move UnitEllipse to UnitObject (-1,-1 1,1) -> (0,0 1,1)
  64             ::basegfx::B2DHomMatrix aUnitCorrectionMatrix;
  65             aUnitCorrectionMatrix.set(0, 0, 0.5);
  66             aUnitCorrectionMatrix.set(1, 1, 0.5);
  67             aUnitCorrectionMatrix.set(0, 2, 0.5);
  68             aUnitCorrectionMatrix.set(1, 2, 0.5);
  69
  70             // apply to the geometry
  71             aUnitOutline.transform(aUnitCorrectionMatrix);
  72
  73             // add fill
  74             if(getSdrLFSTAttribute().getFill())
  75             {
  76                 appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, createPolyPolygonFillPrimitive(::basegfx::B2DPolyPolygon(aUnitOutline), getTransform(), *getSdrLFSTAttribute().getFill(), getSdrLFSTAttribute().getFillFloatTransGradient()));
  77             }
  78
  79             // add line
  80             if(getSdrLFSTAttribute().getLine())
  81             {
  82                 appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, createPolygonLinePrimitive(aUnitOutline, getTransform(), *getSdrLFSTAttribute().getLine()));
  83             }
  84             else
  85             {
  86                 // if initially no line is defined, create one for HitTest and BoundRect
  87                 const attribute::SdrLineAttribute aBlackHairline(basegfx::BColor(0.0, 0.0, 0.0));
  88                 const Primitive2DReference xHiddenLineReference(createPolygonLinePrimitive(aUnitOutline, getTransform(), aBlackHairline));
  89                 const Primitive2DSequence xHiddenLineSequence(&xHiddenLineReference, 1);
  90
  91                 appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, Primitive2DReference(new HitTestPrimitive2D(xHiddenLineSequence)));
  92             }
  93
  94             // add text
  95             if(getSdrLFSTAttribute().getText())
  96             {
  97                 appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, createTextPrimitive(::basegfx::B2DPolyPolygon(aUnitOutline), getTransform(), *getSdrLFSTAttribute().getText(), getSdrLFSTAttribute().getLine(), false, false));
  98             }
  99
 100             // add shadow
 101             if(getSdrLFSTAttribute().getShadow())
 102             {
 103                 aRetval = createEmbeddedShadowPrimitive(aRetval, *getSdrLFSTAttribute().getShadow());
 104             }
 105
 106             return aRetval;
 107         }
 108
 109         SdrEllipsePrimitive2D::SdrEllipsePrimitive2D(
 110             const ::basegfx::B2DHomMatrix& rTransform,
 111             const attribute::SdrLineFillShadowTextAttribute& rSdrLFSTAttribute)
 112         :       BasePrimitive2D(),
 113             maTransform(rTransform),
 114             maSdrLFSTAttribute(rSdrLFSTAttribute)
 115         {
 116         }
 117
 118         bool SdrEllipsePrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
 119         {
 120             if(BasePrimitive2D::operator==(rPrimitive))
 121             {
 122                 const SdrEllipsePrimitive2D& rCompare = (SdrEllipsePrimitive2D&)rPrimitive;
 123
 124                 return (getTransform() == rCompare.getTransform()
 125                     && getSdrLFSTAttribute() == rCompare.getSdrLFSTAttribute());
 126             }
 127
 128             return false;
 129         }
 130
 131         // provide unique ID
 132         ImplPrimitrive2DIDBlock(SdrEllipsePrimitive2D, PRIMITIVE2D_ID_SDRELLIPSEPRIMITIVE2D)
 133
 134     } // end of namespace primitive2d
 135 } // end of namespace drawinglayer
 136
 137 //////////////////////////////////////////////////////////////////////////////
 138
 139 namespace drawinglayer
 140 {
 141     namespace primitive2d
 142     {
 143         Primitive2DSequence SdrEllipseSegmentPrimitive2D::createLocalDecomposition(const geometry::ViewInformation2D& /*aViewInformation*/) const
 144         {
 145             Primitive2DSequence aRetval;
 146
 147             // create unit outline polygon
 148             ::basegfx::B2DPolygon aUnitOutline(::basegfx::tools::createPolygonFromUnitEllipseSegment(mfStartAngle, mfEndAngle));
 149             ::basegfx::B2DHomMatrix aUnitCorrectionMatrix;
 150
 151             if(mbCloseSegment)
 152             {
 153                 if(mbCloseUsingCenter)
 154                 {
 155                     // for compatibility, insert the center point at polygon start to get the same
 156                     // line stroking pattern as the old painting mechanisms.
 157                     aUnitOutline.insert(0L, ::basegfx::B2DPoint(0.0, 0.0));
 158                 }
 159
 160                 aUnitOutline.setClosed(true);
 161             }
 162
 163             // move and scale UnitEllipse to UnitObject (-1,-1 1,1) -> (0,0 1,1)
 164             aUnitCorrectionMatrix.translate(1.0, 1.0);
 165             aUnitCorrectionMatrix.scale(0.5, 0.5);
 166
 167             // apply to the geometry
 168             aUnitOutline.transform(aUnitCorrectionMatrix);
 169
 170             // add fill
 171             if(getSdrLFSTAttribute().getFill() && aUnitOutline.isClosed())
 172             {
 173                 appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, createPolyPolygonFillPrimitive(::basegfx::B2DPolyPolygon(aUnitOutline), getTransform(), *getSdrLFSTAttribute().getFill(), getSdrLFSTAttribute().getFillFloatTransGradient()));
 174             }
 175
 176             // add line
 177             if(getSdrLFSTAttribute().getLine())
 178             {
 179                 appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, createPolygonLinePrimitive(aUnitOutline, getTransform(), *getSdrLFSTAttribute().getLine(), getSdrLFSTAttribute().getLineStartEnd()));
 180             }
 181             else
 182             {
 183                 // if initially no line is defined, create one for HitTest and BoundRect
 184                 const attribute::SdrLineAttribute aBlackHairline(basegfx::BColor(0.0, 0.0, 0.0));
 185                 const Primitive2DReference xHiddenLineReference(createPolygonLinePrimitive(aUnitOutline, getTransform(), aBlackHairline));
 186                 const Primitive2DSequence xHiddenLineSequence(&xHiddenLineReference, 1);
 187
 188                 appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, Primitive2DReference(new HitTestPrimitive2D(xHiddenLineSequence)));
 189             }
 190
 191             // add text
 192             if(getSdrLFSTAttribute().getText())
 193             {
 194                 appendPrimitive2DReferenceToPrimitive2DSequence(aRetval, createTextPrimitive(::basegfx::B2DPolyPolygon(aUnitOutline), getTransform(), *getSdrLFSTAttribute().getText(), getSdrLFSTAttribute().getLine(), false, false));
 195             }
 196
 197             // add shadow
 198             if(getSdrLFSTAttribute().getShadow())
 199             {
 200                 aRetval = createEmbeddedShadowPrimitive(aRetval, *getSdrLFSTAttribute().getShadow());
 201             }
 202
 203             return aRetval;
 204         }
 205
 206         SdrEllipseSegmentPrimitive2D::SdrEllipseSegmentPrimitive2D(
 207             const ::basegfx::B2DHomMatrix& rTransform,
 208             const attribute::SdrLineFillShadowTextAttribute& rSdrLFSTAttribute,
 209             double fStartAngle,
 210             double fEndAngle,
 211             bool bCloseSegment,
 212             bool bCloseUsingCenter)
 213         :       SdrEllipsePrimitive2D(rTransform, rSdrLFSTAttribute),
 214             mfStartAngle(fStartAngle),
 215             mfEndAngle(fEndAngle),
 216             mbCloseSegment(bCloseSegment),
 217             mbCloseUsingCenter(bCloseUsingCenter)
 218         {
 219         }
 220
 221         bool SdrEllipseSegmentPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
 222         {
 223             if(SdrEllipsePrimitive2D::operator==(rPrimitive))
 224             {
 225                 const SdrEllipseSegmentPrimitive2D& rCompare = (SdrEllipseSegmentPrimitive2D&)rPrimitive;
 226
 227                 if(     mfStartAngle == rCompare.mfStartAngle
 228                     && mfEndAngle == rCompare.mfEndAngle
 229                     && mbCloseSegment == rCompare.mbCloseSegment
 230                     && mbCloseUsingCenter == rCompare.mbCloseUsingCenter)
 231                 {
 232                     return true;
 233                 }
 234             }
 235
 236             return false;
 237         }
 238
 239         // provide unique ID
 240         ImplPrimitrive2DIDBlock(SdrEllipseSegmentPrimitive2D, PRIMITIVE2D_ID_SDRELLIPSESEGMENTPRIMITIVE2D)
 241
 242     } // end of namespace primitive2d
 243 } // end of namespace drawinglayer
 244
 245 //////////////////////////////////////////////////////////////////////////////
 246 // eof