svx/source/sdr/primitive2d/sdrprimitivetools.cxx

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  31
  32 #include "precompiled_svx.hxx"
  33 #include <svx/sdr/primitive2d/sdrprimitivetools.hxx>
  34 #include <vcl/bmpacc.hxx>
  35 #include <osl/mutex.hxx>
  36 #include <basegfx/polygon/b2dpolygon.hxx>
  37 #include <basegfx/polygon/b2dpolygontools.hxx>
  38 #include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
  39 #include <drawinglayer/primitive2d/hittestprimitive2d.hxx>
  40 #include <vcl/lazydelete.hxx>
  41
  42 //////////////////////////////////////////////////////////////////////////////
  43 // helper methods
  44
  45 namespace drawinglayer
  46 {
  47     namespace primitive2d
  48     {
  49         BitmapEx createDefaultCross_3x3(const basegfx::BColor& rBColor)
  50         {
  51             static vcl::DeleteOnDeinit< BitmapEx > aRetVal(0);
  52             static basegfx::BColor aColor;
  53             ::osl::Mutex m_mutex;
  54
  55             if(!aRetVal.get() || rBColor != aColor)
  56             {
  57                 // copy values
  58                 aColor = rBColor;
  59
  60                 // create bitmap
  61                 Bitmap aContent(Size(3, 3), 24);
  62                 Bitmap aMask(Size(3, 3), 1);
  63                 BitmapWriteAccess* pWContent = aContent.AcquireWriteAccess();
  64                 BitmapWriteAccess* pWMask = aMask.AcquireWriteAccess();
  65                 OSL_ENSURE(pWContent && pWMask, "No WriteAccess to bitmap (!)");
  66                 const Color aVCLColor(aColor);
  67                 const BitmapColor aPixColor(aVCLColor);
  68                 const BitmapColor aMaskColor(0x01);
  69
  70                 // Y,X unusual order (!)
  71                 pWContent->SetPixel(0, 1, aPixColor);
  72                 pWContent->SetPixel(1, 0, aPixColor);
  73                 pWContent->SetPixel(1, 1, aPixColor);
  74                 pWContent->SetPixel(1, 2, aPixColor);
  75                 pWContent->SetPixel(2, 1, aPixColor);
  76
  77                 pWMask->SetPixel(0, 0, aMaskColor);
  78                 pWMask->SetPixel(0, 2, aMaskColor);
  79                 pWMask->SetPixel(2, 0, aMaskColor);
  80                 pWMask->SetPixel(2, 2, aMaskColor);
  81
  82                 aContent.ReleaseAccess(pWContent);
  83                 aMask.ReleaseAccess(pWMask);
  84
  85                 // create and exchange at aRetVal
  86                 delete aRetVal.set(new BitmapEx(aContent, aMask));
  87             }
  88
  89             return aRetVal.get() ? *aRetVal.get() : BitmapEx();
  90         }
  91
  92         BitmapEx createDefaultGluepoint_7x7(const basegfx::BColor& rBColorA, const basegfx::BColor& rBColorB)
  93         {
  94             static vcl::DeleteOnDeinit< BitmapEx > aRetVal(0);
  95             static basegfx::BColor aColorA;
  96             static basegfx::BColor aColorB;
  97             ::osl::Mutex m_mutex;
  98
  99             if(!aRetVal.get() || rBColorA != aColorA || rBColorB != aColorB)
 100             {
 101                 // copy values
 102                 aColorA = rBColorA;
 103                 aColorB = rBColorB;
 104
 105                 // create bitmap
 106                 Bitmap aContent(Size(7, 7), 24);
 107                 Bitmap aMask(Size(7, 7), 1);
 108                 BitmapWriteAccess* pWContent = aContent.AcquireWriteAccess();
 109                 BitmapWriteAccess* pWMask = aMask.AcquireWriteAccess();
 110                 OSL_ENSURE(pWContent && pWMask, "No WriteAccess to bitmap (!)");
 111                 const Color aColA(aColorA);
 112                 const Color aColB(aColorB);
 113                 const BitmapColor aPixColorA(aColA);
 114                 const BitmapColor aPixColorB(aColB);
 115                 const BitmapColor aMaskColor(0x01);
 116
 117                 // Y,X unusual order (!)
 118                 pWContent->SetPixel(0, 1, aPixColorA);
 119                 pWContent->SetPixel(0, 5, aPixColorA);
 120                 pWContent->SetPixel(1, 0, aPixColorA);
 121                 pWContent->SetPixel(1, 2, aPixColorA);
 122                 pWContent->SetPixel(1, 4, aPixColorA);
 123                 pWContent->SetPixel(1, 6, aPixColorA);
 124                 pWContent->SetPixel(2, 1, aPixColorA);
 125                 pWContent->SetPixel(2, 3, aPixColorA);
 126                 pWContent->SetPixel(2, 5, aPixColorA);
 127                 pWContent->SetPixel(3, 2, aPixColorA);
 128                 pWContent->SetPixel(3, 4, aPixColorA);
 129                 pWContent->SetPixel(4, 1, aPixColorA);
 130                 pWContent->SetPixel(4, 3, aPixColorA);
 131                 pWContent->SetPixel(4, 5, aPixColorA);
 132                 pWContent->SetPixel(5, 0, aPixColorA);
 133                 pWContent->SetPixel(5, 2, aPixColorA);
 134                 pWContent->SetPixel(5, 4, aPixColorA);
 135                 pWContent->SetPixel(5, 6, aPixColorA);
 136                 pWContent->SetPixel(6, 1, aPixColorA);
 137                 pWContent->SetPixel(6, 5, aPixColorA);
 138
 139                 pWContent->SetPixel(1, 1, aPixColorB);
 140                 pWContent->SetPixel(1, 5, aPixColorB);
 141                 pWContent->SetPixel(2, 2, aPixColorB);
 142                 pWContent->SetPixel(2, 4, aPixColorB);
 143                 pWContent->SetPixel(3, 3, aPixColorB);
 144                 pWContent->SetPixel(4, 2, aPixColorB);
 145                 pWContent->SetPixel(4, 4, aPixColorB);
 146                 pWContent->SetPixel(5, 1, aPixColorB);
 147                 pWContent->SetPixel(5, 5, aPixColorB);
 148
 149                 pWMask->SetPixel(0, 0, aMaskColor);
 150                 pWMask->SetPixel(0, 2, aMaskColor);
 151                 pWMask->SetPixel(0, 3, aMaskColor);
 152                 pWMask->SetPixel(0, 4, aMaskColor);
 153                 pWMask->SetPixel(0, 6, aMaskColor);
 154                 pWMask->SetPixel(1, 3, aMaskColor);
 155                 pWMask->SetPixel(2, 0, aMaskColor);
 156                 pWMask->SetPixel(2, 6, aMaskColor);
 157                 pWMask->SetPixel(3, 0, aMaskColor);
 158                 pWMask->SetPixel(3, 1, aMaskColor);
 159                 pWMask->SetPixel(3, 5, aMaskColor);
 160                 pWMask->SetPixel(3, 6, aMaskColor);
 161                 pWMask->SetPixel(4, 0, aMaskColor);
 162                 pWMask->SetPixel(4, 6, aMaskColor);
 163                 pWMask->SetPixel(5, 3, aMaskColor);
 164                 pWMask->SetPixel(6, 0, aMaskColor);
 165                 pWMask->SetPixel(6, 2, aMaskColor);
 166                 pWMask->SetPixel(6, 3, aMaskColor);
 167                 pWMask->SetPixel(6, 4, aMaskColor);
 168                 pWMask->SetPixel(6, 6, aMaskColor);
 169
 170                 aContent.ReleaseAccess(pWContent);
 171                 aMask.ReleaseAccess(pWMask);
 172
 173                 // create and exchange at aRetVal
 174                 delete aRetVal.set(new BitmapEx(aContent, aMask));
 175             }
 176
 177             return aRetVal.get() ? *aRetVal.get() : BitmapEx();
 178         }
 179
 180         // #i99123#
 181         Primitive2DReference createFallbackHitTestPrimitive(const basegfx::B2DHomMatrix& rMatrix)
 182         {
 183             // create PolygonHairlinePrimitive2D
 184             basegfx::B2DPolygon aUnitOutline(basegfx::tools::createPolygonFromRect(basegfx::B2DRange(0.0, 0.0, 1.0, 1.0)));
 185             aUnitOutline.transform(rMatrix);
 186             const basegfx::BColor aBlack(0.0, 0.0, 0.0);
 187             const Primitive2DReference xReference(new PolygonHairlinePrimitive2D(aUnitOutline, aBlack));
 188
 189             // create HitTestPrimitive2D with it
 190             const Primitive2DSequence xSequence(&xReference, 1);
 191             return Primitive2DReference(new HitTestPrimitive2D(xSequence));
 192         }
 193     } // end of namespace primitive2d
 194 } // end of namespace drawinglayer
 195
 196 //////////////////////////////////////////////////////////////////////////////
 197 // eof