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, 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: */