Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

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

1 files changed, 177 insertions, 0 deletions

diff --git a/include/svx/svddrag.hxx b/include/svx/svddrag.hxx
new file mode 100644
index 000000000..5a1d8d16a
--- /dev/null
+++ b/include/svx/svddrag.hxx
@@ -0,0 +1,177 @@
+/* -*- 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_SVDDRAG_HXX
+#define INCLUDED_SVX_SVDDRAG_HXX
+
+
+#include <tools/gen.hxx>
+#include <tools/fract.hxx>
+#include <svx/svxdllapi.h>
+
+#include <memory>
+#include <vector>
+
+// Status information for specialized object dragging. In order for the model
+// to stay status free, the status data is kept on the View
+// and handed over to the object at the appropriate time as a parameter.
+// This also includes the status of the operation and Interactive
+// Object creation. In this case, pHdl is null.
+class SdrHdl;
+class SdrView;
+class SdrPageView;
+class SdrDragMethod;
+
+struct SdrDragStatUserData
+{
+    virtual ~SdrDragStatUserData() = 0;
+};
+
+class SVXCORE_DLLPUBLIC SdrDragStat final
+{
+    SdrHdl*  pHdl;      // The Handle for the User
+    SdrView* pView;
+    SdrPageView* pPageView;
+    std::vector<Point> mvPnts; // All previous Points: [0]=Start, [Count()-2]=Prev
+    Point     aRef1;     // Referencepoint: Resize fixed point, (axis of rotation,
+    Point     aRef2;     // axis of reflection, ...)
+    Point     aPos0;     // Position at the last Event
+    Point     aRealNow;  // Current dragging position without Snap, Ortho and Limit
+    tools::Rectangle aActionRect;
+
+    bool      bEndDragChangesAttributes;
+    bool      bEndDragChangesGeoAndAttributes;
+    /// Table row drag: table will re-layout itself later.
+    bool      mbEndDragChangesLayout;
+    bool      bMouseIsUp;
+
+    bool      bShown;    // Xor visible?
+    sal_uInt16    nMinMov;   // So much has to be minimally moved first
+    bool      bMinMoved; // MinMove surpassed?
+
+    bool      bHorFixed; // Dragging only vertical
+    bool      bVerFixed; // Dragging only horizontal
+    bool      bWantNoSnap; // To decide if pObj-> MovCreate () should use NoSnapPos or not.
+                          // Therefore, NoSnapPos is written into the buffer.
+    bool  bOrtho4;
+    bool  bOrtho8;
+
+    SdrDragMethod* pDragMethod;
+    std::unique_ptr<SdrDragStatUserData>  mpUserData;     // Userdata
+
+    void Clear();
+
+    sal_Int32 GetPrevPos() const { return mvPnts.size()-(mvPnts.size()>1 ? 2 : 1); }
+
+    // This is passed all the way through to ApplySpecialDrag of the Edge Object
+    // For LOK, we cannot really specify which gluepoint to select by default
+    // It selects the nearest gluepoints after DragEnd event.
+    // When multiple objects are on top of each other or somehow their gluepoints
+    // collide, the gluepoint is selected from the lowest order numbered object
+    // We can pass the ord number information inside the draginfo and choose the correct shape
+    struct {
+        sal_Int32 objectOrdNum = -1;
+    } mGlueOptions;
+
+public:
+    SdrDragStat()                                    { Reset(); }
+    ~SdrDragStat();
+    void         Reset();
+    SdrView*     GetView() const                     { return pView; }
+    void         SetView(SdrView* pV)                { pView=pV; }
+    SdrPageView* GetPageView() const                 { return pPageView; }
+    void         SetPageView(SdrPageView* pPV)       { pPageView=pPV; }
+    const Point& GetPoint(sal_Int32 nNum) const      { return mvPnts[nNum]; }
+    sal_Int32    GetPointCount() const               { return mvPnts.size(); }
+    const Point& GetStart() const                    { return mvPnts[0]; }
+    const Point& GetPrev() const                     { return mvPnts[GetPrevPos()]; }
+    const Point& GetPos0() const                     { return aPos0;  }
+    const Point& GetNow() const                      { return mvPnts.back(); }
+    void         SetNow(Point const &pt)             { mvPnts.back() = pt; }
+    const Point& GetRef1() const                     { return aRef1;  }
+    void         SetRef1(const Point &pt)            { aRef1 = pt;  }
+    const Point& GetRef2() const                     { return aRef2;  }
+    void         SetRef2(const Point &pt)            { aRef2 = pt;  }
+    const        SdrHdl* GetHdl() const              { return pHdl;   }
+    void         SetHdl(SdrHdl* pH)                  { pHdl=pH;       }
+    SdrDragStatUserData* GetUser() const             { return mpUserData.get();  }
+    void         SetUser(std::unique_ptr<SdrDragStatUserData> pU) { mpUserData = std::move(pU); }
+    bool         IsShown() const                     { return bShown; }
+    void         SetShown(bool bOn)                  { bShown=bOn; }
+
+    bool         IsMinMoved() const                  { return bMinMoved; }
+    void         SetMinMoved()                       { bMinMoved=true; }
+    void         ResetMinMoved()                     { bMinMoved=false; }
+    void         SetMinMove(sal_uInt16 nDist)        { nMinMov=nDist; if (nMinMov<1) nMinMov=1; }
+
+    bool         IsHorFixed() const                  { return bHorFixed; }
+    void         SetHorFixed(bool bOn)               { bHorFixed=bOn; }
+    bool         IsVerFixed() const                  { return bVerFixed; }
+    void         SetVerFixed(bool bOn)               { bVerFixed=bOn; }
+
+    // Here, the object can say: "I do not want to snap to coordinates!"
+    // for example, the angle of the arc ...
+    bool         IsNoSnap() const                     { return bWantNoSnap; }
+    void         SetNoSnap(bool bOn = true)           { bWantNoSnap=bOn; }
+
+    // And here the Obj say which Ortho (if there is one) can be usefully applied to him.
+    // Ortho4 means Ortho in four directions (for Rect and CIRT)
+    bool         IsOrtho4Possible() const             { return bOrtho4; }
+    void         SetOrtho4Possible(bool bOn = true)   { bOrtho4=bOn; }
+    // Ortho8 means Ortho in 8 directions (for lines)
+    bool         IsOrtho8Possible() const             { return bOrtho8; }
+    void         SetOrtho8Possible(bool bOn = true)   { bOrtho8=bOn; }
+
+    // Is set by an object that was dragged.
+    bool         IsEndDragChangesAttributes() const    { return bEndDragChangesAttributes; }
+    void         SetEndDragChangesAttributes(bool bOn) { bEndDragChangesAttributes=bOn; }
+    bool         IsEndDragChangesGeoAndAttributes() const   { return bEndDragChangesGeoAndAttributes; }
+    void         SetEndDragChangesGeoAndAttributes(bool bOn) { bEndDragChangesGeoAndAttributes=bOn; }
+    bool         IsEndDragChangesLayout() const   { return mbEndDragChangesLayout; }
+    void         SetEndDragChangesLayout(bool bOn) { mbEndDragChangesLayout=bOn; }
+
+    // Is set by the view and can be evaluated by Obj
+    bool         IsMouseDown() const                  { return !bMouseIsUp; }
+    void         SetMouseDown(bool bDown)         { bMouseIsUp=!bDown; }
+
+    void         Reset(const Point& rPnt);
+    void         NextMove(const Point& rPnt);
+    void         NextPoint();
+    void         PrevPoint();
+    bool         CheckMinMoved(const Point& rPnt);
+    tools::Long         GetDX() const                     { return GetNow().X()-GetPrev().X(); }
+    tools::Long         GetDY() const                     { return GetNow().Y()-GetPrev().Y(); }
+    Fraction     GetXFact() const;
+    Fraction     GetYFact() const;
+
+    SdrDragMethod* GetDragMethod() const             { return pDragMethod; }
+    void         SetDragMethod(SdrDragMethod* pMth)  { pDragMethod=pMth; }
+
+    const tools::Rectangle& GetActionRect() const          { return aActionRect; }
+    void         SetActionRect(const tools::Rectangle& rR) { aActionRect=rR; }
+
+    // Also considering 1stPointAsCenter
+    void         TakeCreateRect(tools::Rectangle& rRect) const;
+
+    auto&        GetGlueOptions() { return mGlueOptions; }
+};
+
+#endif // INCLUDED_SVX_SVDDRAG_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */