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| -rw-r--r-- | include/svx/svddrgmt.hxx | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/include/svx/svddrgmt.hxx b/include/svx/svddrgmt.hxx new file mode 100644 index 000000000..26e88a7db --- /dev/null +++ b/include/svx/svddrgmt.hxx @@ -0,0 +1,305 @@ +/* -*- 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_SVDDRGMT_HXX +#define INCLUDED_SVX_SVDDRGMT_HXX + +#include <svx/svddrgv.hxx> +#include <svx/svxdllapi.h> +#include <svx/sdr/contact/objectcontact.hxx> +#include <memory> + +class SdrDragView; +class SdrDragStat; + +class SAL_DLLPUBLIC_RTTI SdrDragEntry +{ +private: + bool mbAddToTransparent : 1; + +protected: + // access for derived classes + void setAddToTransparent(bool bNew) { mbAddToTransparent = bNew; } + +public: + SdrDragEntry(); + virtual ~SdrDragEntry(); + + virtual drawinglayer::primitive2d::Primitive2DContainer createPrimitive2DSequenceInCurrentState(SdrDragMethod& rDragMethod) = 0; + + // data read access + bool getAddToTransparent() const { return mbAddToTransparent; } +}; + + +class SVXCORE_DLLPUBLIC SdrDragEntryPolyPolygon final : public SdrDragEntry +{ +private: + basegfx::B2DPolyPolygon maOriginalPolyPolygon; + +public: + SdrDragEntryPolyPolygon(const basegfx::B2DPolyPolygon& rOriginalPolyPolygon); + virtual ~SdrDragEntryPolyPolygon() override; + + virtual drawinglayer::primitive2d::Primitive2DContainer createPrimitive2DSequenceInCurrentState(SdrDragMethod& rDragMethod) override; +}; + + +class SdrDragEntrySdrObject final : public SdrDragEntry +{ +private: + const SdrObject& maOriginal; + SdrObjectUniquePtr mxClone; + bool mbModify; + +public: + SdrDragEntrySdrObject( + const SdrObject& rOriginal, + bool bModify); + virtual ~SdrDragEntrySdrObject() override; + + // #i54102# Split createPrimitive2DSequenceInCurrentState in prepareCurrentState and processing, + // added accessors to original and clone + void prepareCurrentState(SdrDragMethod& rDragMethod); + const SdrObject& getOriginal() const { return maOriginal; } + SdrObject* getClone() { return mxClone.get(); } + + virtual drawinglayer::primitive2d::Primitive2DContainer createPrimitive2DSequenceInCurrentState(SdrDragMethod& rDragMethod) override; +}; + + +class SdrDragEntryPrimitive2DSequence final : public SdrDragEntry +{ +private: + drawinglayer::primitive2d::Primitive2DContainer maPrimitive2DSequence; + +public: + SdrDragEntryPrimitive2DSequence( + const drawinglayer::primitive2d::Primitive2DContainer& rSequence); + virtual ~SdrDragEntryPrimitive2DSequence() override; + + virtual drawinglayer::primitive2d::Primitive2DContainer createPrimitive2DSequenceInCurrentState(SdrDragMethod& rDragMethod) override; +}; + + +class SdrDragEntryPointGlueDrag final : public SdrDragEntry +{ +private: + std::vector< basegfx::B2DPoint > maPositions; + bool mbIsPointDrag; + +public: + SdrDragEntryPointGlueDrag(const std::vector< basegfx::B2DPoint >& rPositions, bool bIsPointDrag); + virtual ~SdrDragEntryPointGlueDrag() override; + + virtual drawinglayer::primitive2d::Primitive2DContainer createPrimitive2DSequenceInCurrentState(SdrDragMethod& rDragMethod) override; +}; + + +class SVXCORE_DLLPUBLIC SdrDragMethod +{ +private: + std::vector< std::unique_ptr<SdrDragEntry> > maSdrDragEntries; + sdr::overlay::OverlayObjectList maOverlayObjectList; + SdrDragView& mrSdrDragView; + + bool mbMoveOnly : 1; + bool mbSolidDraggingActive : 1; + bool mbShiftPressed : 1; + +protected: + // access for derivated classes to maSdrDragEntries + void clearSdrDragEntries(); + void addSdrDragEntry(std::unique_ptr<SdrDragEntry> pNew); + virtual void createSdrDragEntries(); + virtual void createSdrDragEntryForSdrObject(const SdrObject& rOriginal); + + // Helper to support inserting a new OverlayObject. It will do all + // necessary stuff involved with that: + // - add GridOffset for non-linear ViewToDevice transformation (calc) + // - add to OverlayManager + // - add to local OverlayObjectList - ownership change (!) + // It is centralized here (and protected) to avoid that new usages/ + // implementations forget one of these needed steps. + void insertNewlyCreatedOverlayObjectForSdrDragMethod( + std::unique_ptr<sdr::overlay::OverlayObject> pOverlayObject, + const sdr::contact::ObjectContact& rObjectContact, + sdr::overlay::OverlayManager& rOverlayManager); + + // access for derivated classes to mrSdrDragView + SdrDragView& getSdrDragView() { return mrSdrDragView; } + const SdrDragView& getSdrDragView() const { return mrSdrDragView; } + + // access for derivated classes for bools + void setMoveOnly(bool bNew) { mbMoveOnly = bNew; } + void setSolidDraggingActive(bool bNew) { mbSolidDraggingActive = bNew; } + + // internal helpers for creation of standard drag entries + void createSdrDragEntries_SolidDrag(); + void createSdrDragEntries_PolygonDrag(); + void createSdrDragEntries_PointDrag(); + void createSdrDragEntries_GlueDrag(); + + // old call forwarders to the SdrDragView + OUString ImpGetDescriptionStr(const char* pStrCacheID) const; + SdrHdl* GetDragHdl() const { return getSdrDragView().mpDragHdl; } + SdrHdlKind GetDragHdlKind() const { return getSdrDragView().meDragHdl; } + SdrDragStat& DragStat() { return getSdrDragView().maDragStat; } + const SdrDragStat& DragStat() const { return getSdrDragView().maDragStat; } + Point& Ref1() const { return mrSdrDragView.maRef1; } + Point& Ref2() const { return mrSdrDragView.maRef2; } + const SdrHdlList& GetHdlList() const { return getSdrDragView().GetHdlList(); } + void AddUndo(std::unique_ptr<SdrUndoAction> pUndo) { getSdrDragView().AddUndo(std::move(pUndo)); } + bool IsDragLimit() { return getSdrDragView().mbDragLimit; } + const tools::Rectangle& GetDragLimitRect() { return getSdrDragView().maDragLimit; } + const SdrMarkList& GetMarkedObjectList() { return getSdrDragView().GetMarkedObjectList(); } + Point GetSnapPos(const Point& rPt) const { return getSdrDragView().GetSnapPos(rPt,getSdrDragView().mpMarkedPV); } + SdrSnap SnapPos(Point& rPt) const { return getSdrDragView().SnapPos(rPt,getSdrDragView().mpMarkedPV); } + inline const tools::Rectangle& GetMarkedRect() const; + SdrPageView* GetDragPV() const; + SdrObject* GetDragObj() const; + bool IsDraggingPoints() const { return getSdrDragView().IsDraggingPoints(); } + bool IsDraggingGluePoints() const { return getSdrDragView().IsDraggingGluePoints(); } + + bool DoAddConnectorOverlays(); + drawinglayer::primitive2d::Primitive2DContainer AddConnectorOverlays(); + +public: + + void resetSdrDragEntries(); + basegfx::B2DRange getCurrentRange() const; + + // #i58950# also moved constructor implementation to cxx + SdrDragMethod(SdrDragView& rNewView); + + // #i58950# virtual destructor was missing + virtual ~SdrDragMethod(); + + void Show(); + void Hide(); + bool IsShiftPressed() const { return mbShiftPressed; } + void SetShiftPressed(bool bShiftPressed) { mbShiftPressed = bShiftPressed; } + virtual OUString GetSdrDragComment() const=0; + virtual bool BeginSdrDrag()=0; + virtual void MoveSdrDrag(const Point& rPnt)=0; + virtual bool EndSdrDrag(bool bCopy)=0; + virtual void CancelSdrDrag(); + virtual PointerStyle GetSdrDragPointer() const=0; + + virtual void CreateOverlayGeometry( + sdr::overlay::OverlayManager& rOverlayManager, + const sdr::contact::ObjectContact& rObjectContact); + void destroyOverlayGeometry(); + + virtual basegfx::B2DHomMatrix getCurrentTransformation(); + virtual void applyCurrentTransformationToSdrObject(SdrObject& rTarget); + virtual void applyCurrentTransformationToPolyPolygon(basegfx::B2DPolyPolygon& rTarget); + + // data read access + bool getMoveOnly() const { return mbMoveOnly; } + bool getSolidDraggingActive() const { return mbSolidDraggingActive; } +}; + +inline const tools::Rectangle& SdrDragMethod::GetMarkedRect() const +{ + return getSdrDragView().meDragHdl==SdrHdlKind::Poly ? getSdrDragView().GetMarkedPointsRect() : + getSdrDragView().meDragHdl==SdrHdlKind::Glue ? getSdrDragView().GetMarkedGluePointsRect() : + getSdrDragView().GetMarkedObjRect(); +} + + +// SdrDragMove + +class SVXCORE_DLLPUBLIC SdrDragMove : public SdrDragMethod +{ +private: + long nBestXSnap; + long nBestYSnap; + bool bXSnapped; + bool bYSnapped; + + void ImpCheckSnap(const Point& rPt); + +protected: + virtual void createSdrDragEntryForSdrObject(const SdrObject& rOriginal) override; + +public: + SdrDragMove(SdrDragView& rNewView); + + virtual OUString GetSdrDragComment() const override; + virtual bool BeginSdrDrag() override; + virtual void MoveSdrDrag(const Point& rPnt) override; + virtual bool EndSdrDrag(bool bCopy) override; + virtual PointerStyle GetSdrDragPointer() const override; + + virtual basegfx::B2DHomMatrix getCurrentTransformation() override; + virtual void applyCurrentTransformationToSdrObject(SdrObject& rTarget) override; +}; + + +// SdrDragResize + +class SVXCORE_DLLPUBLIC SdrDragResize : public SdrDragMethod +{ +protected: + Fraction aXFact; + Fraction aYFact; + +public: + SdrDragResize(SdrDragView& rNewView); + + virtual OUString GetSdrDragComment() const override; + virtual bool BeginSdrDrag() override; + virtual void MoveSdrDrag(const Point& rPnt) override; + virtual bool EndSdrDrag(bool bCopy) override; + virtual PointerStyle GetSdrDragPointer() const override; + + virtual basegfx::B2DHomMatrix getCurrentTransformation() override; + virtual void applyCurrentTransformationToSdrObject(SdrObject& rTarget) override; +}; + + +// SdrDragObjOwn + +class SVXCORE_DLLPUBLIC SdrDragObjOwn : public SdrDragMethod +{ +private: + // SdrDragObjOwn always works on a clone since it has no transformation + // mechanism to modify wireframe visualisations, but uses the + // SdrObject::applySpecialDrag() method to change a clone of the + // SdrObject + SdrObjectUniquePtr mxClone; + +protected: + virtual void createSdrDragEntries() override; + +public: + SdrDragObjOwn(SdrDragView& rNewView); + virtual ~SdrDragObjOwn() override; + + virtual OUString GetSdrDragComment() const override; + virtual bool BeginSdrDrag() override; + virtual void MoveSdrDrag(const Point& rPnt) override; + virtual bool EndSdrDrag(bool bCopy) override; + virtual PointerStyle GetSdrDragPointer() const override; +}; + +#endif // INCLUDED_SVX_SVDDRGMT_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |