loplugin:useuniqueptr in ZBufferProcessor3D

Change-Id: I73005afdaf20efe15321a2a073beb3ae4f7a63e3

drawinglayer/source/processor3d/zbufferprocessor3d.cxx

@@ -430,7 +430,7 @@ namespace drawinglayer
                 // back to front
                 if(!mpRasterPrimitive3Ds)
                 {
-                    const_cast< ZBufferProcessor3D* >(this)->mpRasterPrimitive3Ds = new std::vector< RasterPrimitive3D >;
+                    const_cast< ZBufferProcessor3D* >(this)->mpRasterPrimitive3Ds.reset( new std::vector< RasterPrimitive3D > );
                 }
 
                 mpRasterPrimitive3Ds->push_back(RasterPrimitive3D(
@@ -494,7 +494,7 @@ namespace drawinglayer
                 // back to front
                 if(!mpRasterPrimitive3Ds)
                 {
-                    const_cast< ZBufferProcessor3D* >(this)->mpRasterPrimitive3Ds = new std::vector< RasterPrimitive3D >;
+                    const_cast< ZBufferProcessor3D* >(this)->mpRasterPrimitive3Ds.reset( new std::vector< RasterPrimitive3D > );
                 }
 
                 mpRasterPrimitive3Ds->push_back(RasterPrimitive3D(
@@ -598,18 +598,18 @@ namespace drawinglayer
             maRasterRange.expand(basegfx::B2DPoint(mrBZPixelRaster.getWidth(), nStopLine));
 
             // create the raster converter
-            mpZBufferRasterConverter3D = new ZBufferRasterConverter3D(mrBZPixelRaster, *this);
+            mpZBufferRasterConverter3D.reset( new ZBufferRasterConverter3D(mrBZPixelRaster, *this) );
         }
 
         ZBufferProcessor3D::~ZBufferProcessor3D()
         {
-            delete mpZBufferRasterConverter3D;
+            mpZBufferRasterConverter3D.reset();
 
             if(mpRasterPrimitive3Ds)
             {
                 OSL_FAIL("ZBufferProcessor3D: destructed, but there are unrendered transparent geometries. Use ZBufferProcessor3D::finish() to render these (!)");
-                delete mpRasterPrimitive3Ds;
             }
+            mpRasterPrimitive3Ds.reset();
         }
 
         void ZBufferProcessor3D::finish()
@@ -653,8 +653,7 @@ namespace drawinglayer
 
                 // delete them to signal the destructor that all is done and
                 // to allow asserting there
-                delete mpRasterPrimitive3Ds;
-                mpRasterPrimitive3Ds = nullptr;
+                mpRasterPrimitive3Ds.reset();
             }
         }
     } // end of namespace processor3d

include/drawinglayer/processor3d/zbufferprocessor3d.hxx

@@ -24,6 +24,7 @@
 
 #include <drawinglayer/processor3d/defaultprocessor3d.hxx>
 #include <vcl/bitmapex.hxx>
+#include <memory>
 
 namespace basegfx {
     class BZPixelRaster;
@@ -62,7 +63,7 @@ namespace drawinglayer
             basegfx::B3DHomMatrix maInvEyeToView;
 
             /// The raster converter for Z-Buffer
-            ZBufferRasterConverter3D* mpZBufferRasterConverter3D;
+            std::unique_ptr<ZBufferRasterConverter3D> mpZBufferRasterConverter3D;
 
             /*  AA value. Defines how many oversamples will be used in X and Y. Values 0, 1
                 will switch it off while e.g. 2 will use 2x2 pixels for each pixel to create
@@ -72,7 +73,7 @@ namespace drawinglayer
             /*  remembered RasterPrimitive3D's which need to be painted back to front
                 for transparent 3D parts
              */
-            std::vector< RasterPrimitive3D >* mpRasterPrimitive3Ds;
+            std::unique_ptr<std::vector< RasterPrimitive3D >> mpRasterPrimitive3Ds;
 
             sal_uInt32 mnStartLine;
             sal_uInt32 mnStopLine;