diff options
Diffstat (limited to 'vcl/source/gdi/lineinfo.cxx')
| -rw-r--r-- | vcl/source/gdi/lineinfo.cxx | 109 |
1 files changed, 106 insertions, 3 deletions
diff --git a/vcl/source/gdi/lineinfo.cxx b/vcl/source/gdi/lineinfo.cxx index 98f16713a145..7aa50811106b 100644 --- a/vcl/source/gdi/lineinfo.cxx +++ b/vcl/source/gdi/lineinfo.cxx @@ -34,6 +34,10 @@ #include <tools/vcompat.hxx> #include <tools/debug.hxx> #include <vcl/lineinfo.hxx> +#include <basegfx/polygon/b2dpolypolygon.hxx> +#include <basegfx/polygon/b2dpolygontools.hxx> +#include <basegfx/polygon/b2dlinegeometry.hxx> +#include <numeric> DBG_NAME( LineInfo ) @@ -49,7 +53,8 @@ ImplLineInfo::ImplLineInfo() : mnDashLen ( 0 ), mnDotCount ( 0 ), mnDotLen ( 0 ), - mnDistance ( 0 ) + mnDistance ( 0 ), + meLineJoin ( basegfx::B2DLINEJOIN_ROUND ) { } @@ -63,7 +68,8 @@ ImplLineInfo::ImplLineInfo( const ImplLineInfo& rImplLineInfo ) : mnDashLen ( rImplLineInfo.mnDashLen ), mnDotCount ( rImplLineInfo.mnDotCount ), mnDotLen ( rImplLineInfo.mnDotLen ), - mnDistance ( rImplLineInfo.mnDistance ) + mnDistance ( rImplLineInfo.mnDistance ), + meLineJoin ( rImplLineInfo.meLineJoin ) { } @@ -209,6 +215,19 @@ void LineInfo::SetDistance( long nDistance ) // ----------------------------------------------------------------------- +void LineInfo::SetLineJoin(basegfx::B2DLineJoin eLineJoin) +{ + DBG_CHKTHIS( LineInfo, NULL ); + + if(eLineJoin != mpImplLineInfo->meLineJoin) + { + ImplMakeUnique(); + mpImplLineInfo->meLineJoin = eLineJoin; + } +} + +// ----------------------------------------------------------------------- + SvStream& operator>>( SvStream& rIStm, ImplLineInfo& rImplLineInfo ) { VersionCompat aCompat( rIStm, STREAM_READ ); @@ -225,6 +244,12 @@ SvStream& operator>>( SvStream& rIStm, ImplLineInfo& rImplLineInfo ) rIStm >> rImplLineInfo.mnDistance; } + if( aCompat.GetVersion() >= 3 ) + { + // version 3 + rIStm >> nTmp16; rImplLineInfo.meLineJoin = (basegfx::B2DLineJoin) nTmp16; + } + return rIStm; } @@ -232,7 +257,7 @@ SvStream& operator>>( SvStream& rIStm, ImplLineInfo& rImplLineInfo ) SvStream& operator<<( SvStream& rOStm, const ImplLineInfo& rImplLineInfo ) { - VersionCompat aCompat( rOStm, STREAM_WRITE, 2 ); + VersionCompat aCompat( rOStm, STREAM_WRITE, 3 ); // version 1 rOStm << (UINT16) rImplLineInfo.meStyle << rImplLineInfo.mnWidth; @@ -242,6 +267,9 @@ SvStream& operator<<( SvStream& rOStm, const ImplLineInfo& rImplLineInfo ) rOStm << rImplLineInfo.mnDotCount << rImplLineInfo.mnDotLen; rOStm << rImplLineInfo.mnDistance; + // since version3 + rOStm << (UINT16) rImplLineInfo.meLineJoin; + return rOStm; } @@ -259,3 +287,78 @@ SvStream& operator<<( SvStream& rOStm, const LineInfo& rLineInfo ) { return( rOStm << *rLineInfo.mpImplLineInfo ); } + +// ----------------------------------------------------------------------- + +bool LineInfo::isDashDotOrFatLineUsed() const +{ + return (LINE_DASH == GetStyle() || GetWidth() > 1); +} + +// ----------------------------------------------------------------------- + +void LineInfo::applyToB2DPolyPolygon( + basegfx::B2DPolyPolygon& io_rLinePolyPolygon, + basegfx::B2DPolyPolygon& o_rFillPolyPolygon) const +{ + o_rFillPolyPolygon.clear(); + + if(io_rLinePolyPolygon.count()) + { + if(LINE_DASH == GetStyle()) + { + ::std::vector< double > fDotDashArray; + const double fDashLen(GetDashLen()); + const double fDotLen(GetDotLen()); + const double fDistance(GetDistance()); + + for(sal_uInt16 a(0); a < GetDashCount(); a++) + { + fDotDashArray.push_back(fDashLen); + fDotDashArray.push_back(fDistance); + } + + for(sal_uInt16 b(0); b < GetDotCount(); b++) + { + fDotDashArray.push_back(fDotLen); + fDotDashArray.push_back(fDistance); + } + + const double fAccumulated(::std::accumulate(fDotDashArray.begin(), fDotDashArray.end(), 0.0)); + + if(fAccumulated > 0.0) + { + basegfx::B2DPolyPolygon aResult; + + for(sal_uInt32 c(0); c < io_rLinePolyPolygon.count(); c++) + { + basegfx::B2DPolyPolygon aLineTraget; + basegfx::tools::applyLineDashing( + io_rLinePolyPolygon.getB2DPolygon(c), + fDotDashArray, + &aLineTraget); + aResult.append(aLineTraget); + } + + io_rLinePolyPolygon = aResult; + } + } + + if(GetWidth() > 1 && io_rLinePolyPolygon.count()) + { + const double fHalfLineWidth((GetWidth() * 0.5) + 0.5); + + for(sal_uInt32 a(0); a < io_rLinePolyPolygon.count(); a++) + { + o_rFillPolyPolygon.append(basegfx::tools::createAreaGeometry( + io_rLinePolyPolygon.getB2DPolygon(a), + fHalfLineWidth, + GetLineJoin())); + } + + io_rLinePolyPolygon.clear(); + } + } +} + +// ----------------------------------------------------------------------- |