b9337e22ce
see https://gerrit.libreoffice.org/#/c/3367/ and Change-Id: I00c96fa77d04b33a6f8c8cd3490dfcd9bdc9e84a for details Change-Id: I199a75bc4042af20817265d5ef85b1134a96ff5a
184 lines
8.5 KiB
C++
184 lines
8.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef _SVDDRAG_HXX
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#define _SVDDRAG_HXX
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#include <tools/gen.hxx>
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#include <tools/fract.hxx>
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#include "svx/svxdllapi.h"
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// Status information for specialized object dragging. In order for the model
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// to stay status free, the status data is kept on the View
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// and handed over to the object at the appropriate time as a parameter.
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// This also includes the status of the operation and Interactive
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// Object creation. In this case, pHdl is null.
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class SdrHdl;
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class SdrView;
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class SdrPageView;
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class SdrDragMethod;
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struct SVX_DLLPUBLIC SdrDragStatUserData
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{
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};
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class SVX_DLLPUBLIC SdrDragStat {
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protected:
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SdrHdl* pHdl; // Der Handle an dem der User zottelt
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SdrView* pView;
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SdrPageView* pPageView;
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std::vector<Point*> aPnts; // Alle bisherigen Punkte: [0]=Start, [Count()-2]=Prev
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Point aRef1; // Referenzpunkt: Resize-Fixpunkt, (Drehachse,
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Point aRef2; // Spiegelachse, ...)
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Point aPos0; // Position beim letzten Event
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Point aRealPos0; // Position beim letzten Event
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Point aRealNow; // Aktuelle Dragposition ohne Snap, Ortho und Limit
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Point aRealLast; // RealPos des letzten Punkts (fuer MinMoved)
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Rectangle aActionRect;
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// Reserve fuer kompatible Erweiterungen, die sonst inkompatibel wuerden.
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Point aReservePoint1;
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Point aReservePoint2;
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Point aReservePoint3;
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Point aReservePoint4;
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Rectangle aReserveRect1;
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Rectangle aReserveRect2;
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bool bEndDragChangesAttributes;
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bool bEndDragChangesGeoAndAttributes;
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bool bMouseIsUp;
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bool aReserveBool3;
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bool aReserveBool4;
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long aReserveLong1;
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long aReserveLong2;
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long aReserveLong3;
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long aReserveLong4;
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void* aReservePtr1;
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void* aReservePtr2;
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void* aReservePtr3;
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void* aReservePtr4;
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bool bShown; // Xor visible?
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sal_uInt16 nMinMov; // So much has to be minimally moved first
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bool bMinMoved; // MinMove surpassed?
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bool bHorFixed; // Dragging only vertical
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bool bVerFixed; // Dragging only horizontal
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bool bWantNoSnap; // To decide if pObj-> MovCreate () should use NoSnapPos or not.
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// Therefore, NoSnapPos is written into the buffer.
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bool bOrtho4;
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bool bOrtho8;
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SdrDragMethod* pDragMethod;
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protected:
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void Clear(bool bLeaveOne);
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Point& Pnt(sal_uIntPtr nNum) { return *aPnts[nNum]; }
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//public:
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SdrDragStatUserData* pUser; // Userdata
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public:
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SdrDragStat(): aPnts() { pUser=NULL; Reset(); }
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~SdrDragStat() { Clear(sal_False); }
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void Reset();
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SdrView* GetView() const { return pView; }
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void SetView(SdrView* pV) { pView=pV; }
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SdrPageView* GetPageView() const { return pPageView; }
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void SetPageView(SdrPageView* pPV) { pPageView=pPV; }
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const Point& GetPoint(sal_uIntPtr nNum) const { return *aPnts[nNum]; }
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sal_uIntPtr GetPointAnz() const { return aPnts.size(); }
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const Point& GetStart() const { return GetPoint(0); }
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Point& Start() { return Pnt(0); }
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const Point& GetPrev() const { return GetPoint(GetPointAnz()-(GetPointAnz()>=2 ? 2:1)); }
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Point& Prev() { return Pnt(GetPointAnz()-(GetPointAnz()>=2 ? 2:1)); }
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const Point& GetPos0() const { return aPos0; }
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Point& Pos0() { return aPos0; }
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const Point& GetNow() const { return GetPoint(GetPointAnz()-1); }
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Point& Now() { return Pnt(GetPointAnz()-1); }
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const Point& GetRealNow() const { return aRealNow; }
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Point& RealNow() { return aRealNow; }
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const Point& GetRef1() const { return aRef1; }
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Point& Ref1() { return aRef1; }
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const Point& GetRef2() const { return aRef2; }
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Point& Ref2() { return aRef2; }
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const SdrHdl* GetHdl() const { return pHdl; }
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void SetHdl(SdrHdl* pH) { pHdl=pH; }
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SdrDragStatUserData* GetUser() const { return pUser; }
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void SetUser(SdrDragStatUserData* pU) { pUser=pU; }
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bool IsShown() const { return bShown; }
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void SetShown(bool bOn) { bShown=bOn; }
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bool IsMinMoved() const { return bMinMoved; }
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void SetMinMoved() { bMinMoved=sal_True; }
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void ResetMinMoved() { bMinMoved=sal_False; }
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void SetMinMove(sal_uInt16 nDist) { nMinMov=nDist; if (nMinMov<1) nMinMov=1; }
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sal_uInt16 GetMinMove() const { return nMinMov; }
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bool IsHorFixed() const { return bHorFixed; }
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void SetHorFixed(bool bOn) { bHorFixed=bOn; }
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bool IsVerFixed() const { return bVerFixed; }
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void SetVerFixed(bool bOn) { bVerFixed=bOn; }
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// Here, the object can say: "I do not want to snap to coordinates!"
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// for example, the angle of the arc ...
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bool IsNoSnap() const { return bWantNoSnap; }
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void SetNoSnap(bool bOn = true) { bWantNoSnap=bOn; }
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// And here the Obj say which Ortho (if there is one)
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// can be usefully applied to him.
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// Ortho4 means Ortho in four directions (for Rect and CIRT)
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bool IsOrtho4Possible() const { return bOrtho4; }
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void SetOrtho4Possible(bool bOn = true) { bOrtho4=bOn; }
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// Ortho8 means Ortho in 8 directions (for lines)
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bool IsOrtho8Possible() const { return bOrtho8; }
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void SetOrtho8Possible(bool bOn = true) { bOrtho8=bOn; }
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// Is set by an object that was dragged.
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bool IsEndDragChangesAttributes() const { return bEndDragChangesAttributes; }
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void SetEndDragChangesAttributes(bool bOn) { bEndDragChangesAttributes=bOn; }
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bool IsEndDragChangesGeoAndAttributes() const { return bEndDragChangesGeoAndAttributes; }
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void SetEndDragChangesGeoAndAttributes(bool bOn) { bEndDragChangesGeoAndAttributes=bOn; }
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// Is set by the view and can be evaluated by Obj
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bool IsMouseDown() const { return !bMouseIsUp; }
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void SetMouseDown(bool bDown) { bMouseIsUp=!bDown; }
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Point KorregPos(const Point& rNow, const Point& rPrev) const;
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void Reset(const Point& rPnt);
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void NextMove(const Point& rPnt);
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void NextPoint(bool bSaveReal=sal_False);
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void PrevPoint();
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bool CheckMinMoved(const Point& rPnt);
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long GetDX() const { return GetNow().X()-GetPrev().X(); }
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long GetDY() const { return GetNow().Y()-GetPrev().Y(); }
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Fraction GetXFact() const;
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Fraction GetYFact() const;
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SdrDragMethod* GetDragMethod() const { return pDragMethod; }
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void SetDragMethod(SdrDragMethod* pMth) { pDragMethod=pMth; }
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const Rectangle& GetActionRect() const { return aActionRect; }
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void SetActionRect(const Rectangle& rR) { aActionRect=rR; }
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// also considering 1stPointAsCenter
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void TakeCreateRect(Rectangle& rRect) const;
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};
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#endif //_SVDDRAG_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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