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+/* -*- 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: */