Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 154 insertions, 0 deletions

diff --git a/include/svx/xpoly.hxx b/include/svx/xpoly.hxx
new file mode 100644
index 000000000..e872b205d
--- /dev/null
+++ b/include/svx/xpoly.hxx
@@ -0,0 +1,154 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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 INCLUDED_SVX_XPOLY_HXX
+#define INCLUDED_SVX_XPOLY_HXX
+
+#include <basegfx/polygon/b2dpolypolygon.hxx>
+#include <svx/svxdllapi.h>
+#include <o3tl/cow_wrapper.hxx>
+#include <tools/poly.hxx>
+
+class Point;
+namespace tools { class Rectangle; }
+class SvStream;
+namespace tools {
+    class Polygon;
+    class PolyPolygon;
+}
+class OutputDevice;
+
+#define XPOLYPOLY_APPEND     0xFFFF
+#define XPOLY_APPEND         0xFFFF
+
+
+// Class XPolygon has a point-array and a flag-array, which contains information about a particular point
+
+class ImpXPolygon;
+
+class SVXCORE_DLLPUBLIC XPolygon final
+{
+    o3tl::cow_wrapper< ImpXPolygon > pImpXPolygon;
+
+    // auxiliary functions for Bezier conversion
+    void    SubdivideBezier(sal_uInt16 nPos, bool bCalcFirst, double fT);
+    void    GenBezArc(const Point& rCenter, long nRx, long nRy,
+                      long nXHdl, long nYHdl, sal_uInt16 nStart, sal_uInt16 nEnd,
+                      sal_uInt16 nQuad, sal_uInt16 nFirst);
+    static bool CheckAngles(sal_uInt16& nStart, sal_uInt16 nEnd, sal_uInt16& nA1, sal_uInt16& nA2);
+
+public:
+    XPolygon( sal_uInt16 nSize=16 );
+    XPolygon( const XPolygon& );
+    XPolygon( XPolygon&& );
+    XPolygon( const tools::Polygon& rPoly );
+    XPolygon( const tools::Rectangle& rRect, long nRx = 0, long nRy = 0 );
+    XPolygon( const Point& rCenter, long nRx, long nRy,
+              sal_uInt16 nStartAngle = 0, sal_uInt16 nEndAngle = 3600,
+              bool bClose = true );
+
+    ~XPolygon();
+
+    sal_uInt16      GetSize() const;
+
+    void        SetPointCount( sal_uInt16 nPoints );
+    sal_uInt16      GetPointCount() const;
+
+    void        Insert( sal_uInt16 nPos, const Point& rPt, PolyFlags eFlags );
+    void        Insert( sal_uInt16 nPos, const XPolygon& rXPoly );
+    void        Remove( sal_uInt16 nPos, sal_uInt16 nCount );
+    void        Move( long nHorzMove, long nVertMove );
+    tools::Rectangle   GetBoundRect() const;
+
+    const Point&    operator[]( sal_uInt16 nPos ) const;
+          Point&    operator[]( sal_uInt16 nPos );
+    XPolygon&       operator=( const XPolygon& );
+    XPolygon&       operator=( XPolygon&& );
+    bool            operator==( const XPolygon& rXPoly ) const;
+
+    PolyFlags  GetFlags( sal_uInt16 nPos ) const;
+    void        SetFlags( sal_uInt16 nPos, PolyFlags eFlags );
+    bool        IsControl(sal_uInt16 nPos) const;
+    bool        IsSmooth(sal_uInt16 nPos) const;
+
+    // distance between two points
+    double  CalcDistance(sal_uInt16 nP1, sal_uInt16 nP2);
+
+    // Bezier conversion
+    void CalcSmoothJoin(sal_uInt16 nCenter, sal_uInt16 nDrag, sal_uInt16 nPnt);
+    void CalcTangent(sal_uInt16 nCenter, sal_uInt16 nPrev, sal_uInt16 nNext);
+    void PointsToBezier(sal_uInt16 nFirst);
+
+    // transformations
+    void Scale(double fSx, double fSy);
+    void Distort(const tools::Rectangle& rRefRect, const XPolygon& rDistortedRect);
+
+    // #116512# convert to basegfx::B2DPolygon and return
+    basegfx::B2DPolygon getB2DPolygon() const;
+
+    // #116512# constructor to convert from basegfx::B2DPolygon
+     // #i76339# made explicit
+     explicit XPolygon(const basegfx::B2DPolygon& rPolygon);
+};
+
+// Class XPolyPolygon; like PolyPolygon, composed of XPolygons instead of Polygons
+
+class ImpXPolyPolygon;
+
+class XPolyPolygon final
+{
+    o3tl::cow_wrapper< ImpXPolyPolygon > pImpXPolyPolygon;
+
+public:
+                    XPolyPolygon();
+                    XPolyPolygon( const XPolyPolygon& );
+                    XPolyPolygon( XPolyPolygon&& );
+
+                    ~XPolyPolygon();
+
+    void            Insert( XPolygon&& rXPoly );
+    void            Insert( const XPolyPolygon& rXPoly );
+    void            Remove( sal_uInt16 nPos );
+    const XPolygon& GetObject( sal_uInt16 nPos ) const;
+
+    void            Clear();
+    sal_uInt16          Count() const;
+
+    tools::Rectangle       GetBoundRect() const;
+
+    const XPolygon& operator[]( sal_uInt16 nPos ) const
+                        { return GetObject( nPos ); }
+    XPolygon&       operator[]( sal_uInt16 nPos );
+
+    XPolyPolygon&   operator=( const XPolyPolygon& );
+    XPolyPolygon&   operator=( XPolyPolygon&& );
+
+    // transformations
+    void Distort(const tools::Rectangle& rRefRect, const XPolygon& rDistortedRect);
+
+    // #116512# convert to basegfx::B2DPolyPolygon and return
+    basegfx::B2DPolyPolygon getB2DPolyPolygon() const;
+
+    // #116512# constructor to convert from basegfx::B2DPolyPolygon
+     // #i76339# made explicit
+     explicit XPolyPolygon(const basegfx::B2DPolyPolygon& rPolyPolygon);
+};
+
+#endif // INCLUDED_SVX_XPOLY_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */