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-rw-r--r--vcl/source/gdi/region.cxx76
1 files changed, 34 insertions, 42 deletions
diff --git a/vcl/source/gdi/region.cxx b/vcl/source/gdi/region.cxx
index e9f5c424f643..51fe138c695c 100644
--- a/vcl/source/gdi/region.cxx
+++ b/vcl/source/gdi/region.cxx
@@ -33,6 +33,7 @@
#include <basegfx/range/b2drange.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <tools/poly.hxx>
+#include <o3tl/make_unique.hxx>
namespace
{
@@ -84,12 +85,12 @@ namespace
A new RegionBand object is returned that contains the bands that
represent the given poly-polygon.
*/
- RegionBand* ImplRectilinearPolygonToBands(const tools::PolyPolygon& rPolyPoly)
+ std::unique_ptr<RegionBand> ImplRectilinearPolygonToBands(const tools::PolyPolygon& rPolyPoly)
{
OSL_ASSERT(ImplIsPolygonRectilinear (rPolyPoly));
// Create a new RegionBand object as container of the bands.
- RegionBand* pRegionBand = new RegionBand();
+ std::unique_ptr<RegionBand> pRegionBand( o3tl::make_unique<RegionBand>() );
long nLineId = 0;
// Iterate over all polygons.
@@ -182,12 +183,12 @@ namespace
/** Convert a general polygon (one for which ImplIsPolygonRectilinear()
returns <FALSE/>) to bands.
*/
- RegionBand* ImplGeneralPolygonToBands(const tools::PolyPolygon& rPolyPoly, const Rectangle& rPolygonBoundingBox)
+ std::unique_ptr<RegionBand> ImplGeneralPolygonToBands(const tools::PolyPolygon& rPolyPoly, const Rectangle& rPolygonBoundingBox)
{
long nLineID = 0;
// initialisation and creation of Bands
- RegionBand* pRegionBand = new RegionBand();
+ std::unique_ptr<RegionBand> pRegionBand( o3tl::make_unique<RegionBand>() );
pRegionBand->CreateBandRange(rPolygonBoundingBox.Top(), rPolygonBoundingBox.Bottom());
// insert polygons
@@ -231,9 +232,9 @@ bool vcl::Region::IsEmpty() const
}
-RegionBand* ImplCreateRegionBandFromPolyPolygon(const tools::PolyPolygon& rPolyPolygon)
+std::unique_ptr<RegionBand> ImplCreateRegionBandFromPolyPolygon(const tools::PolyPolygon& rPolyPolygon)
{
- RegionBand* pRetval = nullptr;
+ std::unique_ptr<RegionBand> pRetval;
if(rPolyPolygon.Count())
{
@@ -268,8 +269,7 @@ RegionBand* ImplCreateRegionBandFromPolyPolygon(const tools::PolyPolygon& rPolyP
// of seps are joined.
if(!pRetval->OptimizeBandList())
{
- delete pRetval;
- pRetval = nullptr;
+ pRetval.reset();
}
}
}
@@ -571,7 +571,7 @@ bool vcl::Region::Union( const Rectangle& rRect )
return true;
}
- RegionBand* pNew = new RegionBand(*pCurrent);
+ std::unique_ptr<RegionBand> pNew( o3tl::make_unique<RegionBand>(*pCurrent));
// get justified rectangle
const long nLeft(std::min(rRect.Left(), rRect.Right()));
@@ -588,11 +588,10 @@ bool vcl::Region::Union( const Rectangle& rRect )
// cleanup
if(!pNew->OptimizeBandList())
{
- delete pNew;
- pNew = nullptr;
+ pNew.reset();
}
- mpRegionBand.reset(pNew);
+ mpRegionBand = std::move(pNew);
return true;
}
@@ -664,7 +663,7 @@ bool vcl::Region::Intersect( const Rectangle& rRect )
return true;
}
- RegionBand* pNew = new RegionBand(*pCurrent);
+ std::unique_ptr<RegionBand> pNew( o3tl::make_unique<RegionBand>(*pCurrent));
// get justified rectangle
const long nLeft(std::min(rRect.Left(), rRect.Right()));
@@ -681,11 +680,10 @@ bool vcl::Region::Intersect( const Rectangle& rRect )
// cleanup
if(!pNew->OptimizeBandList())
{
- delete pNew;
- pNew = nullptr;
+ pNew.reset();
}
- mpRegionBand.reset(pNew);
+ mpRegionBand = std::move(pNew);
return true;
}
@@ -745,7 +743,7 @@ bool vcl::Region::Exclude( const Rectangle& rRect )
return true;
}
- RegionBand* pNew = new RegionBand(*pCurrent);
+ std::unique_ptr<RegionBand> pNew( o3tl::make_unique<RegionBand>(*pCurrent));
// get justified rectangle
const long nLeft(std::min(rRect.Left(), rRect.Right()));
@@ -762,11 +760,10 @@ bool vcl::Region::Exclude( const Rectangle& rRect )
// cleanup
if(!pNew->OptimizeBandList())
{
- delete pNew;
- pNew = nullptr;
+ pNew.reset();
}
- mpRegionBand.reset(pNew);
+ mpRegionBand = std::move(pNew);
return true;
}
@@ -830,7 +827,7 @@ bool vcl::Region::XOr( const Rectangle& rRect )
}
// only region band mode possibility left here or null/empty
- RegionBand* pNew = new RegionBand(*getRegionBand());
+ std::unique_ptr<RegionBand> pNew( o3tl::make_unique<RegionBand>(*getRegionBand()));
// get justified rectangle
const long nLeft(std::min(rRect.Left(), rRect.Right()));
@@ -847,11 +844,10 @@ bool vcl::Region::XOr( const Rectangle& rRect )
// cleanup
if(!pNew->OptimizeBandList())
{
- delete pNew;
- pNew = nullptr;
+ pNew.reset();
}
- mpRegionBand.reset(pNew);
+ mpRegionBand = std::move(pNew);
return true;
}
@@ -927,7 +923,7 @@ bool vcl::Region::Union( const vcl::Region& rRegion )
}
// prepare source and target
- RegionBand* pNew = new RegionBand(*pCurrent);
+ std::unique_ptr<RegionBand> pNew( o3tl::make_unique<RegionBand>(*pCurrent));
// union with source
pNew->Union(*pSource);
@@ -935,11 +931,10 @@ bool vcl::Region::Union( const vcl::Region& rRegion )
// cleanup
if(!pNew->OptimizeBandList())
{
- delete pNew;
- pNew = nullptr;
+ pNew.reset();
}
- mpRegionBand.reset(pNew);
+ mpRegionBand = std::move(pNew);
return true;
}
@@ -1047,7 +1042,7 @@ bool vcl::Region::Intersect( const vcl::Region& rRegion )
else
{
// prepare new regionBand
- RegionBand* pNew = new RegionBand(*pCurrent);
+ std::unique_ptr<RegionBand> pNew( o3tl::make_unique<RegionBand>(*pCurrent));
// intersect with source
pNew->Intersect(*pSource);
@@ -1055,11 +1050,10 @@ bool vcl::Region::Intersect( const vcl::Region& rRegion )
// cleanup
if(!pNew->OptimizeBandList())
{
- delete pNew;
- pNew = nullptr;
+ pNew.reset();
}
- mpRegionBand.reset(pNew);
+ mpRegionBand = std::move(pNew);
}
return true;
@@ -1134,7 +1128,7 @@ bool vcl::Region::Exclude( const vcl::Region& rRegion )
}
// prepare source and target
- RegionBand* pNew = new RegionBand(*pCurrent);
+ std::unique_ptr<RegionBand> pNew( o3tl::make_unique<RegionBand>(*pCurrent));
// union with source
const bool bSuccess(pNew->Exclude(*pSource));
@@ -1142,11 +1136,10 @@ bool vcl::Region::Exclude( const vcl::Region& rRegion )
// cleanup
if(!bSuccess)
{
- delete pNew;
- pNew = nullptr;
+ pNew.reset();
}
- mpRegionBand.reset(pNew);
+ mpRegionBand = std::move(pNew);
return true;
}
@@ -1223,7 +1216,7 @@ bool vcl::Region::XOr( const vcl::Region& rRegion )
}
// prepare source and target
- RegionBand* pNew = new RegionBand(*pCurrent);
+ std::unique_ptr<RegionBand> pNew( o3tl::make_unique<RegionBand>(*pCurrent));
// union with source
pNew->XOr(*pSource);
@@ -1231,11 +1224,10 @@ bool vcl::Region::XOr( const vcl::Region& rRegion )
// cleanup
if(!pNew->OptimizeBandList())
{
- delete pNew;
- pNew = nullptr;
+ pNew.reset();
}
- mpRegionBand.reset(pNew);
+ mpRegionBand = std::move(pNew);
return true;
}
@@ -1350,12 +1342,12 @@ const RegionBand* vcl::Region::GetAsRegionBand() const
if(getB2DPolyPolygon())
{
// convert B2DPolyPolygon to RegionBand, buffer it and return it
- const_cast< vcl::Region* >(this)->mpRegionBand.reset(ImplCreateRegionBandFromPolyPolygon(tools::PolyPolygon(*getB2DPolyPolygon())));
+ const_cast< vcl::Region* >(this)->mpRegionBand = ImplCreateRegionBandFromPolyPolygon(tools::PolyPolygon(*getB2DPolyPolygon()));
}
else if(getPolyPolygon())
{
// convert B2DPolyPolygon to RegionBand, buffer it and return it
- const_cast< vcl::Region* >(this)->mpRegionBand.reset(ImplCreateRegionBandFromPolyPolygon(*getPolyPolygon()));
+ const_cast< vcl::Region* >(this)->mpRegionBand = ImplCreateRegionBandFromPolyPolygon(*getPolyPolygon());
}
}
generated by cgit (git 2.34.1) at 2025-01-09 20:55:42 +0000