Resolves: #i121237# Rework/Cleanup of Region code...

due to missing complete support for B2DPolygon class

(cherry picked from commit cab10eeb7878edf224a004fd7640bd4adf8d3c51)

Conflicts:
cppcanvas/source/mtfrenderer/implrenderer.cxx
svx/source/sdr/overlay/overlaymanagerbuffered.cxx
svx/source/svdraw/svdpntv.cxx
vcl/aqua/source/gdi/salgdi.cxx
vcl/inc/region.h
vcl/inc/unx/gtk/gtkgdi.hxx
vcl/inc/vcl/regband.hxx
vcl/inc/vcl/region.hxx
vcl/os2/source/gdi/salgdi.cxx
vcl/source/gdi/bmpacc3.cxx
vcl/source/gdi/outdev2.cxx
vcl/source/gdi/outmap.cxx
vcl/source/gdi/regband.cxx
vcl/source/gdi/region.cxx
vcl/source/window/window.cxx
vcl/unx/generic/gdi/pspgraphics.cxx
vcl/unx/headless/svpgdi.cxx
vcl/unx/headless/svppspgraphics.cxx
vcl/win/source/gdi/salgdi.cxx

Change-Id: Iee9a66ff431c3cecb7603e445147b67715de0f7d

Remove unused variable to prevent compiler warning

(cherry picked from commit 0ac65ccf079e3e22ac23cbe7ae546504c863c31f)

Change-Id: Icbcaa9d576a7e560d96debc7360bdbe9090b3fd3

Wrong comparison with bool corrected

(cherry picked from commit 612cefdcf6176b6bb847ce899d89af40ef313a90)

Change-Id: I1cf5de6734b588f78d8e870ba7b7860634b461ce

1 files changed, 83 insertions, 0 deletions

diff --git a/vcl/inc/regionband.hxx b/vcl/inc/regionband.hxx
new file mode 100644
index 000000000000..89657036adff
--- /dev/null
+++ b/vcl/inc/regionband.hxx
@@ -0,0 +1,83 @@
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+#ifndef _SV_REGIONBAND_HXX
+#define _SV_REGIONBAND_HXX
+
+#include <vcl/regband.hxx>
+#include <vcl/region.hxx>
+
+#ifdef DBG_UTIL
+const char* ImplDbgTestRegionBand(const void*);
+#endif
+
+//////////////////////////////////////////////////////////////////////////////
+
+class RegionBand
+{
+private:
+    friend const char* ImplDbgTestRegionBand(const void*);
+
+    ImplRegionBand*             mpFirstBand;        // root of the list with y-bands
+    ImplRegionBand*             mpLastCheckedBand;
+
+    void implReset();
+
+public:
+    RegionBand();
+    RegionBand(const RegionBand&);
+    RegionBand& operator=(const RegionBand&);
+    RegionBand(const Rectangle&);
+    ~RegionBand();
+
+    bool operator==( const RegionBand& rRegionBand ) const;
+    bool operator!=( const RegionBand& rRegionBand ) const { return !(RegionBand::operator==( rRegionBand )); }
+
+    void load(SvStream& rIStrm);
+    void save(SvStream& rIStrm) const;
+
+    bool isSingleRectangle() const;
+    ImplRegionBand* ImplGetFirstRegionBand() const { return mpFirstBand; }
+    void ImplAddMissingBands(const long nTop, const long nBottom);
+    void InsertBand(ImplRegionBand* pPreviousBand, ImplRegionBand* pBandToInsert);
+    void processPoints();
+    void CreateBandRange(long nYTop, long nYBottom);
+    bool InsertLine(const Point& rStartPt, const Point& rEndPt, long nLineId);
+    bool InsertPoint(const Point &rPoint, long nLineID, bool bEndPoint, LineType eLineType);
+    bool OptimizeBandList();
+    void Move(long nHorzMove, long nVertMove);
+    void Scale(double fScaleX, double fScaleY);
+    void InsertBands(long nTop, long nBottom);
+    bool InsertSingleBand(ImplRegionBand* pBand, long nYBandPosition);
+    void Union(long nLeft, long nTop, long nRight, long nBottom);
+    void Intersect(long nLeft, long nTop, long nRight, long nBottom);
+    void Union(const RegionBand& rSource);
+    void Exclude(long nLeft, long nTop, long nRight, long nBottom);
+    void XOr(long nLeft, long nTop, long nRight, long nBottom);
+    void Intersect(const RegionBand& rSource);
+    bool Exclude(const RegionBand& rSource);
+    void XOr(const RegionBand& rSource);
+    Rectangle GetBoundRect() const;
+    bool IsInside(const Point& rPoint) const;
+    sal_uInt32 getRectangleCount() const; // only users are Region::Intersect and PSWriter::ImplBmp
+    void GetRegionRectangles(RectangleVector& rTarget) const;
+};
+
+#endif  // _SV_REGIONBAND_HXX
+
+//////////////////////////////////////////////////////////////////////////////
+//eof