1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 29*cdf0e10cSrcweir #include "precompiled_vcl.hxx" 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir #include <tools/poly.hxx> 32*cdf0e10cSrcweir 33*cdf0e10cSrcweir #include <vcl/salbtype.hxx> 34*cdf0e10cSrcweir #include <vcl/bitmap.hxx> 35*cdf0e10cSrcweir #include <vcl/region.hxx> 36*cdf0e10cSrcweir #include <vcl/bmpacc.hxx> 37*cdf0e10cSrcweir 38*cdf0e10cSrcweir #include <bmpfast.hxx> 39*cdf0e10cSrcweir 40*cdf0e10cSrcweir // --------------------- 41*cdf0e10cSrcweir // - BitmapWriteAccess - 42*cdf0e10cSrcweir // --------------------- 43*cdf0e10cSrcweir 44*cdf0e10cSrcweir void BitmapWriteAccess::SetLineColor() 45*cdf0e10cSrcweir { 46*cdf0e10cSrcweir delete mpLineColor; 47*cdf0e10cSrcweir mpLineColor = NULL; 48*cdf0e10cSrcweir } 49*cdf0e10cSrcweir 50*cdf0e10cSrcweir // ------------------------------------------------------------------ 51*cdf0e10cSrcweir 52*cdf0e10cSrcweir void BitmapWriteAccess::SetLineColor( const Color& rColor ) 53*cdf0e10cSrcweir { 54*cdf0e10cSrcweir delete mpLineColor; 55*cdf0e10cSrcweir 56*cdf0e10cSrcweir if( rColor.GetTransparency() == 255 ) 57*cdf0e10cSrcweir mpLineColor = NULL; 58*cdf0e10cSrcweir else 59*cdf0e10cSrcweir mpLineColor = ( HasPalette() ? new BitmapColor( (sal_uInt8) GetBestPaletteIndex( rColor ) ) : new BitmapColor( rColor ) ); 60*cdf0e10cSrcweir } 61*cdf0e10cSrcweir 62*cdf0e10cSrcweir // ------------------------------------------------------------------ 63*cdf0e10cSrcweir 64*cdf0e10cSrcweir Color BitmapWriteAccess::GetLineColor() const 65*cdf0e10cSrcweir { 66*cdf0e10cSrcweir Color aRet; 67*cdf0e10cSrcweir 68*cdf0e10cSrcweir if( mpLineColor ) 69*cdf0e10cSrcweir aRet = (const Color&) *mpLineColor; 70*cdf0e10cSrcweir else 71*cdf0e10cSrcweir aRet.SetTransparency( 255 ); 72*cdf0e10cSrcweir 73*cdf0e10cSrcweir return aRet; 74*cdf0e10cSrcweir } 75*cdf0e10cSrcweir 76*cdf0e10cSrcweir // ------------------------------------------------------------------ 77*cdf0e10cSrcweir 78*cdf0e10cSrcweir void BitmapWriteAccess::SetFillColor() 79*cdf0e10cSrcweir { 80*cdf0e10cSrcweir delete mpFillColor; 81*cdf0e10cSrcweir mpFillColor = NULL; 82*cdf0e10cSrcweir } 83*cdf0e10cSrcweir 84*cdf0e10cSrcweir // ------------------------------------------------------------------ 85*cdf0e10cSrcweir 86*cdf0e10cSrcweir void BitmapWriteAccess::SetFillColor( const Color& rColor ) 87*cdf0e10cSrcweir { 88*cdf0e10cSrcweir delete mpFillColor; 89*cdf0e10cSrcweir 90*cdf0e10cSrcweir if( rColor.GetTransparency() == 255 ) 91*cdf0e10cSrcweir mpFillColor = NULL; 92*cdf0e10cSrcweir else 93*cdf0e10cSrcweir mpFillColor = ( HasPalette() ? new BitmapColor( (sal_uInt8) GetBestPaletteIndex( rColor ) ) : new BitmapColor( rColor ) ); 94*cdf0e10cSrcweir } 95*cdf0e10cSrcweir 96*cdf0e10cSrcweir // ------------------------------------------------------------------ 97*cdf0e10cSrcweir 98*cdf0e10cSrcweir Color BitmapWriteAccess::GetFillColor() const 99*cdf0e10cSrcweir { 100*cdf0e10cSrcweir Color aRet; 101*cdf0e10cSrcweir 102*cdf0e10cSrcweir if( mpFillColor ) 103*cdf0e10cSrcweir aRet = (const Color&) *mpFillColor; 104*cdf0e10cSrcweir else 105*cdf0e10cSrcweir aRet.SetTransparency( 255 ); 106*cdf0e10cSrcweir 107*cdf0e10cSrcweir return aRet; 108*cdf0e10cSrcweir } 109*cdf0e10cSrcweir 110*cdf0e10cSrcweir // ------------------------------------------------------------------ 111*cdf0e10cSrcweir 112*cdf0e10cSrcweir void BitmapWriteAccess::Erase( const Color& rColor ) 113*cdf0e10cSrcweir { 114*cdf0e10cSrcweir // convert the color format from RGB to palette index if needed 115*cdf0e10cSrcweir // TODO: provide and use Erase( BitmapColor& method) 116*cdf0e10cSrcweir BitmapColor aColor = rColor; 117*cdf0e10cSrcweir if( HasPalette() ) 118*cdf0e10cSrcweir aColor = BitmapColor( (sal_uInt8)GetBestPaletteIndex( rColor) ); 119*cdf0e10cSrcweir // try fast bitmap method first 120*cdf0e10cSrcweir if( ImplFastEraseBitmap( *mpBuffer, aColor ) ) 121*cdf0e10cSrcweir return; 122*cdf0e10cSrcweir 123*cdf0e10cSrcweir // use the canonical method to clear the bitmap 124*cdf0e10cSrcweir BitmapColor* pOldFillColor = mpFillColor ? new BitmapColor( *mpFillColor ) : NULL; 125*cdf0e10cSrcweir const Point aPoint; 126*cdf0e10cSrcweir const Rectangle aRect( aPoint, maBitmap.GetSizePixel() ); 127*cdf0e10cSrcweir 128*cdf0e10cSrcweir SetFillColor( rColor ); 129*cdf0e10cSrcweir FillRect( aRect ); 130*cdf0e10cSrcweir delete mpFillColor; 131*cdf0e10cSrcweir mpFillColor = pOldFillColor; 132*cdf0e10cSrcweir } 133*cdf0e10cSrcweir 134*cdf0e10cSrcweir // ------------------------------------------------------------------ 135*cdf0e10cSrcweir 136*cdf0e10cSrcweir void BitmapWriteAccess::DrawLine( const Point& rStart, const Point& rEnd ) 137*cdf0e10cSrcweir { 138*cdf0e10cSrcweir if( mpLineColor ) 139*cdf0e10cSrcweir { 140*cdf0e10cSrcweir const BitmapColor& rLineColor = *mpLineColor; 141*cdf0e10cSrcweir long nX, nY; 142*cdf0e10cSrcweir 143*cdf0e10cSrcweir if ( rStart.X() == rEnd.X() ) 144*cdf0e10cSrcweir { 145*cdf0e10cSrcweir // vertikale Line 146*cdf0e10cSrcweir const long nEndY = rEnd.Y(); 147*cdf0e10cSrcweir 148*cdf0e10cSrcweir nX = rStart.X(); 149*cdf0e10cSrcweir nY = rStart.Y(); 150*cdf0e10cSrcweir 151*cdf0e10cSrcweir if ( nEndY > nY ) 152*cdf0e10cSrcweir { 153*cdf0e10cSrcweir for (; nY <= nEndY; nY++ ) 154*cdf0e10cSrcweir SetPixel( nY, nX, rLineColor ); 155*cdf0e10cSrcweir } 156*cdf0e10cSrcweir else 157*cdf0e10cSrcweir { 158*cdf0e10cSrcweir for (; nY >= nEndY; nY-- ) 159*cdf0e10cSrcweir SetPixel( nY, nX, rLineColor ); 160*cdf0e10cSrcweir } 161*cdf0e10cSrcweir } 162*cdf0e10cSrcweir else if ( rStart.Y() == rEnd.Y() ) 163*cdf0e10cSrcweir { 164*cdf0e10cSrcweir // horizontale Line 165*cdf0e10cSrcweir const long nEndX = rEnd.X(); 166*cdf0e10cSrcweir 167*cdf0e10cSrcweir nX = rStart.X(); 168*cdf0e10cSrcweir nY = rStart.Y(); 169*cdf0e10cSrcweir 170*cdf0e10cSrcweir if ( nEndX > nX ) 171*cdf0e10cSrcweir { 172*cdf0e10cSrcweir for (; nX <= nEndX; nX++ ) 173*cdf0e10cSrcweir SetPixel( nY, nX, rLineColor ); 174*cdf0e10cSrcweir } 175*cdf0e10cSrcweir else 176*cdf0e10cSrcweir { 177*cdf0e10cSrcweir for (; nX >= nEndX; nX-- ) 178*cdf0e10cSrcweir SetPixel( nY, nX, rLineColor ); 179*cdf0e10cSrcweir } 180*cdf0e10cSrcweir } 181*cdf0e10cSrcweir else 182*cdf0e10cSrcweir { 183*cdf0e10cSrcweir const long nDX = labs( rEnd.X() - rStart.X() ); 184*cdf0e10cSrcweir const long nDY = labs( rEnd.Y() - rStart.Y() ); 185*cdf0e10cSrcweir long nX1; 186*cdf0e10cSrcweir long nY1; 187*cdf0e10cSrcweir long nX2; 188*cdf0e10cSrcweir long nY2; 189*cdf0e10cSrcweir 190*cdf0e10cSrcweir if ( nDX >= nDY ) 191*cdf0e10cSrcweir { 192*cdf0e10cSrcweir if ( rStart.X() < rEnd.X() ) 193*cdf0e10cSrcweir { 194*cdf0e10cSrcweir nX1 = rStart.X(); 195*cdf0e10cSrcweir nY1 = rStart.Y(); 196*cdf0e10cSrcweir nX2 = rEnd.X(); 197*cdf0e10cSrcweir nY2 = rEnd.Y(); 198*cdf0e10cSrcweir } 199*cdf0e10cSrcweir else 200*cdf0e10cSrcweir { 201*cdf0e10cSrcweir nX1 = rEnd.X(); 202*cdf0e10cSrcweir nY1 = rEnd.Y(); 203*cdf0e10cSrcweir nX2 = rStart.X(); 204*cdf0e10cSrcweir nY2 = rStart.Y(); 205*cdf0e10cSrcweir } 206*cdf0e10cSrcweir 207*cdf0e10cSrcweir const long nDYX = ( nDY - nDX ) << 1; 208*cdf0e10cSrcweir const long nDY2 = nDY << 1; 209*cdf0e10cSrcweir long nD = nDY2 - nDX; 210*cdf0e10cSrcweir sal_Bool bPos = nY1 < nY2; 211*cdf0e10cSrcweir 212*cdf0e10cSrcweir for ( nX = nX1, nY = nY1; nX <= nX2; nX++ ) 213*cdf0e10cSrcweir { 214*cdf0e10cSrcweir SetPixel( nY, nX, rLineColor ); 215*cdf0e10cSrcweir 216*cdf0e10cSrcweir if ( nD < 0 ) 217*cdf0e10cSrcweir nD += nDY2; 218*cdf0e10cSrcweir else 219*cdf0e10cSrcweir { 220*cdf0e10cSrcweir nD += nDYX; 221*cdf0e10cSrcweir 222*cdf0e10cSrcweir if ( bPos ) 223*cdf0e10cSrcweir nY++; 224*cdf0e10cSrcweir else 225*cdf0e10cSrcweir nY--; 226*cdf0e10cSrcweir } 227*cdf0e10cSrcweir } 228*cdf0e10cSrcweir } 229*cdf0e10cSrcweir else 230*cdf0e10cSrcweir { 231*cdf0e10cSrcweir if ( rStart.Y() < rEnd.Y() ) 232*cdf0e10cSrcweir { 233*cdf0e10cSrcweir nX1 = rStart.X(); 234*cdf0e10cSrcweir nY1 = rStart.Y(); 235*cdf0e10cSrcweir nX2 = rEnd.X(); 236*cdf0e10cSrcweir nY2 = rEnd.Y(); 237*cdf0e10cSrcweir } 238*cdf0e10cSrcweir else 239*cdf0e10cSrcweir { 240*cdf0e10cSrcweir nX1 = rEnd.X(); 241*cdf0e10cSrcweir nY1 = rEnd.Y(); 242*cdf0e10cSrcweir nX2 = rStart.X(); 243*cdf0e10cSrcweir nY2 = rStart.Y(); 244*cdf0e10cSrcweir } 245*cdf0e10cSrcweir 246*cdf0e10cSrcweir const long nDYX = ( nDX - nDY ) << 1; 247*cdf0e10cSrcweir const long nDY2 = nDX << 1; 248*cdf0e10cSrcweir long nD = nDY2 - nDY; 249*cdf0e10cSrcweir sal_Bool bPos = nX1 < nX2; 250*cdf0e10cSrcweir 251*cdf0e10cSrcweir for ( nX = nX1, nY = nY1; nY <= nY2; nY++ ) 252*cdf0e10cSrcweir { 253*cdf0e10cSrcweir SetPixel( nY, nX, rLineColor ); 254*cdf0e10cSrcweir 255*cdf0e10cSrcweir if ( nD < 0 ) 256*cdf0e10cSrcweir nD += nDY2; 257*cdf0e10cSrcweir else 258*cdf0e10cSrcweir { 259*cdf0e10cSrcweir nD += nDYX; 260*cdf0e10cSrcweir 261*cdf0e10cSrcweir if ( bPos ) 262*cdf0e10cSrcweir nX++; 263*cdf0e10cSrcweir else 264*cdf0e10cSrcweir nX--; 265*cdf0e10cSrcweir } 266*cdf0e10cSrcweir } 267*cdf0e10cSrcweir } 268*cdf0e10cSrcweir } 269*cdf0e10cSrcweir } 270*cdf0e10cSrcweir } 271*cdf0e10cSrcweir 272*cdf0e10cSrcweir // ------------------------------------------------------------------ 273*cdf0e10cSrcweir 274*cdf0e10cSrcweir void BitmapWriteAccess::FillRect( const Rectangle& rRect ) 275*cdf0e10cSrcweir { 276*cdf0e10cSrcweir if( mpFillColor ) 277*cdf0e10cSrcweir { 278*cdf0e10cSrcweir const BitmapColor& rFillColor = *mpFillColor; 279*cdf0e10cSrcweir Point aPoint; 280*cdf0e10cSrcweir Rectangle aRect( aPoint, maBitmap.GetSizePixel() ); 281*cdf0e10cSrcweir 282*cdf0e10cSrcweir aRect.Intersection( rRect ); 283*cdf0e10cSrcweir 284*cdf0e10cSrcweir if( !aRect.IsEmpty() ) 285*cdf0e10cSrcweir { 286*cdf0e10cSrcweir const long nStartX = rRect.Left(); 287*cdf0e10cSrcweir const long nStartY = rRect.Top(); 288*cdf0e10cSrcweir const long nEndX = rRect.Right(); 289*cdf0e10cSrcweir const long nEndY = rRect.Bottom(); 290*cdf0e10cSrcweir 291*cdf0e10cSrcweir for( long nY = nStartY; nY <= nEndY; nY++ ) 292*cdf0e10cSrcweir for( long nX = nStartX; nX <= nEndX; nX++ ) 293*cdf0e10cSrcweir SetPixel( nY, nX, rFillColor ); 294*cdf0e10cSrcweir } 295*cdf0e10cSrcweir } 296*cdf0e10cSrcweir } 297*cdf0e10cSrcweir 298*cdf0e10cSrcweir // ------------------------------------------------------------------ 299*cdf0e10cSrcweir 300*cdf0e10cSrcweir void BitmapWriteAccess::DrawRect( const Rectangle& rRect ) 301*cdf0e10cSrcweir { 302*cdf0e10cSrcweir if( mpFillColor ) 303*cdf0e10cSrcweir FillRect( rRect ); 304*cdf0e10cSrcweir 305*cdf0e10cSrcweir if( mpLineColor && ( !mpFillColor || ( *mpFillColor != *mpLineColor ) ) ) 306*cdf0e10cSrcweir { 307*cdf0e10cSrcweir DrawLine( rRect.TopLeft(), rRect.TopRight() ); 308*cdf0e10cSrcweir DrawLine( rRect.TopRight(), rRect.BottomRight() ); 309*cdf0e10cSrcweir DrawLine( rRect.BottomRight(), rRect.BottomLeft() ); 310*cdf0e10cSrcweir DrawLine( rRect.BottomLeft(), rRect.TopLeft() ); 311*cdf0e10cSrcweir } 312*cdf0e10cSrcweir } 313*cdf0e10cSrcweir 314*cdf0e10cSrcweir // ------------------------------------------------------------------ 315*cdf0e10cSrcweir 316*cdf0e10cSrcweir void BitmapWriteAccess::FillPolygon( const Polygon& rPoly ) 317*cdf0e10cSrcweir { 318*cdf0e10cSrcweir const sal_uInt16 nSize = rPoly.GetSize(); 319*cdf0e10cSrcweir 320*cdf0e10cSrcweir if( nSize && mpFillColor ) 321*cdf0e10cSrcweir { 322*cdf0e10cSrcweir const BitmapColor& rFillColor = *mpFillColor; 323*cdf0e10cSrcweir Region aRegion( rPoly ); 324*cdf0e10cSrcweir Rectangle aRect; 325*cdf0e10cSrcweir 326*cdf0e10cSrcweir aRegion.Intersect( Rectangle( Point(), Size( Width(), Height() ) ) ); 327*cdf0e10cSrcweir 328*cdf0e10cSrcweir if( !aRegion.IsEmpty() ) 329*cdf0e10cSrcweir { 330*cdf0e10cSrcweir RegionHandle aRegHandle( aRegion.BeginEnumRects() ); 331*cdf0e10cSrcweir 332*cdf0e10cSrcweir while( aRegion.GetNextEnumRect( aRegHandle, aRect ) ) 333*cdf0e10cSrcweir for( long nY = aRect.Top(), nEndY = aRect.Bottom(); nY <= nEndY; nY++ ) 334*cdf0e10cSrcweir for( long nX = aRect.Left(), nEndX = aRect.Right(); nX <= nEndX; nX++ ) 335*cdf0e10cSrcweir SetPixel( nY, nX, rFillColor ); 336*cdf0e10cSrcweir 337*cdf0e10cSrcweir aRegion.EndEnumRects( aRegHandle ); 338*cdf0e10cSrcweir } 339*cdf0e10cSrcweir } 340*cdf0e10cSrcweir } 341*cdf0e10cSrcweir 342*cdf0e10cSrcweir // ------------------------------------------------------------------ 343*cdf0e10cSrcweir 344*cdf0e10cSrcweir void BitmapWriteAccess::DrawPolygon( const Polygon& rPoly ) 345*cdf0e10cSrcweir { 346*cdf0e10cSrcweir if( mpFillColor ) 347*cdf0e10cSrcweir FillPolygon( rPoly ); 348*cdf0e10cSrcweir 349*cdf0e10cSrcweir if( mpLineColor && ( !mpFillColor || ( *mpFillColor != *mpLineColor ) ) ) 350*cdf0e10cSrcweir { 351*cdf0e10cSrcweir const sal_uInt16 nSize = rPoly.GetSize(); 352*cdf0e10cSrcweir 353*cdf0e10cSrcweir for( sal_uInt16 i = 0, nSize1 = nSize - 1; i < nSize1; i++ ) 354*cdf0e10cSrcweir DrawLine( rPoly[ i ], rPoly[ i + 1 ] ); 355*cdf0e10cSrcweir 356*cdf0e10cSrcweir if( rPoly[ nSize - 1 ] != rPoly[ 0 ] ) 357*cdf0e10cSrcweir DrawLine( rPoly[ nSize - 1 ], rPoly[ 0 ] ); 358*cdf0e10cSrcweir } 359*cdf0e10cSrcweir } 360*cdf0e10cSrcweir 361*cdf0e10cSrcweir // ------------------------------------------------------------------ 362*cdf0e10cSrcweir 363*cdf0e10cSrcweir void BitmapWriteAccess::FillPolyPolygon( const PolyPolygon& rPolyPoly ) 364*cdf0e10cSrcweir { 365*cdf0e10cSrcweir const sal_uInt16 nCount = rPolyPoly.Count(); 366*cdf0e10cSrcweir 367*cdf0e10cSrcweir if( nCount && mpFillColor ) 368*cdf0e10cSrcweir { 369*cdf0e10cSrcweir const BitmapColor& rFillColor = *mpFillColor; 370*cdf0e10cSrcweir Region aRegion( rPolyPoly ); 371*cdf0e10cSrcweir Rectangle aRect; 372*cdf0e10cSrcweir 373*cdf0e10cSrcweir aRegion.Intersect( Rectangle( Point(), Size( Width(), Height() ) ) ); 374*cdf0e10cSrcweir 375*cdf0e10cSrcweir if( !aRegion.IsEmpty() ) 376*cdf0e10cSrcweir { 377*cdf0e10cSrcweir RegionHandle aRegHandle( aRegion.BeginEnumRects() ); 378*cdf0e10cSrcweir 379*cdf0e10cSrcweir while( aRegion.GetNextEnumRect( aRegHandle, aRect ) ) 380*cdf0e10cSrcweir for( long nY = aRect.Top(), nEndY = aRect.Bottom(); nY <= nEndY; nY++ ) 381*cdf0e10cSrcweir for( long nX = aRect.Left(), nEndX = aRect.Right(); nX <= nEndX; nX++ ) 382*cdf0e10cSrcweir SetPixel( nY, nX, rFillColor ); 383*cdf0e10cSrcweir 384*cdf0e10cSrcweir aRegion.EndEnumRects( aRegHandle ); 385*cdf0e10cSrcweir } 386*cdf0e10cSrcweir } 387*cdf0e10cSrcweir } 388*cdf0e10cSrcweir 389*cdf0e10cSrcweir // ------------------------------------------------------------------ 390*cdf0e10cSrcweir 391*cdf0e10cSrcweir void BitmapWriteAccess::DrawPolyPolygon( const PolyPolygon& rPolyPoly ) 392*cdf0e10cSrcweir { 393*cdf0e10cSrcweir if( mpFillColor ) 394*cdf0e10cSrcweir FillPolyPolygon( rPolyPoly ); 395*cdf0e10cSrcweir 396*cdf0e10cSrcweir if( mpLineColor && ( !mpFillColor || ( *mpFillColor != *mpLineColor ) ) ) 397*cdf0e10cSrcweir { 398*cdf0e10cSrcweir for( sal_uInt16 n = 0, nCount = rPolyPoly.Count(); n < nCount; ) 399*cdf0e10cSrcweir { 400*cdf0e10cSrcweir const Polygon& rPoly = rPolyPoly[ n++ ]; 401*cdf0e10cSrcweir const sal_uInt16 nSize = rPoly.GetSize(); 402*cdf0e10cSrcweir 403*cdf0e10cSrcweir if( nSize ) 404*cdf0e10cSrcweir { 405*cdf0e10cSrcweir for( sal_uInt16 i = 0, nSize1 = nSize - 1; i < nSize1; i++ ) 406*cdf0e10cSrcweir DrawLine( rPoly[ i ], rPoly[ i + 1 ] ); 407*cdf0e10cSrcweir 408*cdf0e10cSrcweir if( rPoly[ nSize - 1 ] != rPoly[ 0 ] ) 409*cdf0e10cSrcweir DrawLine( rPoly[ nSize - 1 ], rPoly[ 0 ] ); 410*cdf0e10cSrcweir } 411*cdf0e10cSrcweir } 412*cdf0e10cSrcweir } 413*cdf0e10cSrcweir } 414