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Diffstat (limited to 'include/svx/svdmrkv.hxx')
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diff --git a/include/svx/svdmrkv.hxx b/include/svx/svdmrkv.hxx new file mode 100644 index 000000000..ec9055711 --- /dev/null +++ b/include/svx/svdmrkv.hxx @@ -0,0 +1,469 @@ +/* -*- 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 . + */ + +#pragma once + +#include <svx/svdmark.hxx> +#include <svx/svdhdl.hxx> +#include <svx/svdsnpv.hxx> +#include <svx/svdtypes.hxx> +#include <svx/svxdllapi.h> +#include <o3tl/typed_flags_set.hxx> +#include <basegfx/range/b2drectangle.hxx> +#include <unotools/resmgr.hxx> + +class SfxViewShell; + +// The following is not yet implemented, or just partially: +enum class SdrSearchOptions +{ + NONE = 0x0000, + DEEP = 0x0001, /* recursive into group objects */ + ALSOONMASTER = 0x0002, /* MasterPages are also scanned */ + WHOLEPAGE = 0x0004, /* Not just the ObjList of PageView */ + TESTMARKABLE = 0x0008, /* just markable objects/points/handles/... */ + TESTMACRO = 0x0010, /* Just objects with macro */ + TESTTEXTEDIT = 0x0020, /* Just TextEdit-enabled objects */ + MARKED = 0x0040, /* Just marked objects/points/... */ + PASS2BOUND = 0x0080, /* In case of empty search results, then 2nd. try with BoundRectHit */ + BEFOREMARK = 0x0100, /* if one marked one found, ignore all behind that */ + + IMPISMASTER = 0x0200, /* MasterPage is being searched right now */ + PICKMARKABLE = TESTMARKABLE, + PICKTEXTEDIT = DEEP | TESTMARKABLE | TESTTEXTEDIT, + PICKMACRO = DEEP | ALSOONMASTER | WHOLEPAGE | TESTMACRO, +}; +namespace o3tl +{ + template<> struct typed_flags<SdrSearchOptions> : is_typed_flags<SdrSearchOptions, 0x03ff> {}; +} + +enum class SdrHitKind +{ + NONE, // No hit + Object, // Hit + Handle, // Marking handle + HelpLine, // Reference line + Gluepoint, // Gluepoint + TextEdit, // Open OutlinerView was hit + TextEditObj, // Object for SdrBeginTextEdit (Textbereich) + UrlField, // Field in TextObj was hit (while it is currently not edited) + Macro, // Object for BegMacroObj + MarkedObject, // Marked object (e.g. for dragging) + UnmarkedObject, // non-marked Object (e.g. for marking) + Cell // hit on a cell inside a table shape (outside of the cells text area) +}; + +enum class SdrViewEditMode { + Edit, // Also known as arrow or pointer mode + Create, // Tool for object creation + GluePointEdit // Gluepoint editing mode +}; + +/** options for ImpGetDescriptionString() */ +enum class ImpGetDescriptionOptions +{ + NONE = 0, + POINTS = 1, + GLUEPOINTS = 2, +}; + +class ImplMarkingOverlay; +class MarkingSubSelectionOverlay; + +class SVXCORE_DLLPUBLIC SdrMarkView : public SdrSnapView +{ + friend class SdrPageView; + + // #114409#-3 Migrate selections + std::unique_ptr<ImplMarkingOverlay> mpMarkObjOverlay; + std::unique_ptr<ImplMarkingOverlay> mpMarkPointsOverlay; + std::unique_ptr<ImplMarkingOverlay> mpMarkGluePointsOverlay; + + std::unique_ptr<MarkingSubSelectionOverlay> mpMarkingSubSelectionOverlay; + +protected: + SdrObject* mpMarkedObj; // If not just one object ( i.e. More than one object ) is marked. + SdrPageView* mpMarkedPV; // If all marked objects are situated on the same PageView. + + Point maRef1; // Persistent - Rotation center / axis of reflection + Point maRef2; // Persistent + SdrHdlList maHdlList; + + sdr::ViewSelection maSdrViewSelection; + + std::vector<basegfx::B2DRectangle> maSubSelectionList; + tools::Rectangle maMarkedObjRect; + tools::Rectangle maMarkedPointsRect; + tools::Rectangle maMarkedGluePointsRect; + + static constexpr sal_uInt16 mnFrameHandlesLimit = 50; + + SdrDragMode meDragMode; // Persistent + SdrViewEditMode meEditMode; // Persistent + SdrViewEditMode meEditMode0; // Persistent + + bool mbDesignMode : 1; // DesignMode for SdrUnoObj + bool mbForceFrameHandles : 1; // Persistent - FrameDrag also for single objects + bool mbPlusHdlAlways : 1; // Persistent + bool mbInsPolyPoint : 1; // at this time InsPolyPointDragging + bool mbMarkedObjRectDirty : 1; + bool mbMrkPntDirty : 1; + bool mbMarkedPointsRectsDirty : 1; + + // flag to completely disable handles at the view + bool mbMarkHandlesHidden : 1; + + // flag indicating whether all x coordinates are negated or not + bool mbNegativeX : 1; + + // Helper to get a possible GridOffset from SdrObject + bool getPossibleGridOffsetForSdrObject( + basegfx::B2DVector& rOffset, + const SdrObject* pObj, + const SdrPageView* pPV) const; + + // Helper to get a possible GridOffset from Position + bool getPossibleGridOffsetForPosition( + basegfx::B2DVector& rOffset, + const basegfx::B2DPoint& rPoint, + const SdrPageView* pPV) const; + +private: + SVX_DLLPRIVATE void ImpSetPointsRects() const; + void UndirtyMrkPnt() const; + + void SetMarkHandlesForLOKit(tools::Rectangle const & rRect, const SfxViewShell* pOtherShell); + bool dumpGluePointsToJSON(boost::property_tree::ptree& rTree); + +protected: + virtual void Notify(SfxBroadcaster& rBC, const SfxHint& rHint) override; + virtual void ModelHasChanged() override; // Is called by the PaintView + virtual void SetMarkHandles(SfxViewShell* pOtherShell); // maHdlList - fill (List of handles) + void modelHasChangedLOKit(); + void SetMarkRects(); // Rects at the PageViews + void CheckMarked(); // Scan MarkList after Del and Lock Layer ... + void AddDragModeHdl(SdrDragMode eMode); + virtual bool MouseMove(const MouseEvent& rMEvt, OutputDevice* pWin) override; + virtual bool RequestHelp(const HelpEvent& rHEvt) override; + + // add custom handles (used by other apps, e.g. AnchorPos) + virtual void AddCustomHdl(); + + void ForceRefToMarked(); + void ForceUndirtyMrkPnt() const { if (mbMrkPntDirty) UndirtyMrkPnt(); } + + virtual SdrObject* CheckSingleSdrObjectHit(const Point& rPnt, sal_uInt16 nTol, SdrObject* pObj, SdrPageView* pPV, SdrSearchOptions nOptions, const SdrLayerIDSet* pMVisLay) const; + SdrObject* CheckSingleSdrObjectHit(const Point& rPnt, sal_uInt16 nTol, SdrObjList const * pOL, SdrPageView* pPV, SdrSearchOptions nOptions, const SdrLayerIDSet* pMVisLay, SdrObject*& rpRootObj) const; + SdrObject* CheckSingleSdrObjectHit(const Point& rPnt, sal_uInt16 nTol, SdrObjList const * pOL, SdrPageView* pPV, SdrSearchOptions nOptions, const SdrLayerIDSet* pMVisLay, SdrObject*& rpRootObj,const SdrMarkList * pMarkList) const; + bool ImpIsFrameHandles() const; + OUString ImpGetDescriptionString(TranslateId pStrCacheID, ImpGetDescriptionOptions nOpt=ImpGetDescriptionOptions::NONE) const; + + // Generates a string including degrees symbol, from an angel specification in 1/100deg + bool ImpMarkPoint(SdrHdl* pHdl, SdrMark* pMark, bool bUnmark); + virtual bool MarkPoints(const tools::Rectangle* pRect, bool bUnmark); + bool MarkGluePoints(const tools::Rectangle* pRect, bool bUnmark); + + void SetMoveOutside(bool bOn); + bool MarkableObjectsExceed( int n ) const; + +protected: + // #i71538# make constructors of SdrView sub-components protected to avoid incomplete incarnations which may get casted to SdrView + SdrMarkView( + SdrModel& rSdrModel, + OutputDevice* pOut); + + virtual ~SdrMarkView() override; + +public: + virtual bool IsAction() const override; + virtual void MovAction(const Point& rPnt) override; + virtual void EndAction() override; + virtual void BckAction() override; + virtual void BrkAction() override; + virtual void TakeActionRect(tools::Rectangle& rRect) const override; + + virtual void ClearPageView() override; + virtual void HideSdrPage() override; + bool IsObjMarkable(SdrObject const * pObj, SdrPageView const * pPV) const; + + // Returns sal_True if objects, points or gluepoints are selected by drawing a frame + // (as long as the frame is drawn). + bool IsMarking() const { return IsMarkObj() || IsMarkPoints() || IsMarkGluePoints(); } + + // Marking objects by drawing of a selection frame + void BegMarkObj(const Point& rPnt, bool bUnmark = false); + void MovMarkObj(const Point& rPnt); + bool EndMarkObj(); + void BrkMarkObj(); + bool IsMarkObj() const { return (nullptr != mpMarkObjOverlay); } + + // DragModes: SDRDRAG_CREATE,SdrDragMode::Move,SdrDragMode::Resize,SdrDragMode::Rotate,SdrDragMode::Mirror,SdrDragMode::Shear,SdrDragMode::Crook + // Move==Resize + // The interface might maybe be changed in the future because of Ortho-Drag + void SetDragMode(SdrDragMode eMode); + SdrDragMode GetDragMode() const { return meDragMode; } + void SetFrameHandles(bool bOn); + bool IsFrameHandles() const { return mbForceFrameHandles; } + + // returns true if number of markable objects is greater than 1 + bool HasMultipleMarkableObjects() const { return MarkableObjectsExceed(1); }; + + void SetEditMode(SdrViewEditMode eMode); + SdrViewEditMode GetEditMode() const { return meEditMode; } + + void SetEditMode(bool bOn) { SetEditMode(bOn?SdrViewEditMode::Edit:SdrViewEditMode::Create); } + bool IsEditMode() const { return meEditMode==SdrViewEditMode::Edit; } + void SetCreateMode(bool bOn) { SetEditMode(bOn?SdrViewEditMode::Create:SdrViewEditMode::Edit); } + bool IsCreateMode() const { return meEditMode==SdrViewEditMode::Create; } + void SetGluePointEditMode(bool bOn) { SetEditMode(bOn?SdrViewEditMode::GluePointEdit:meEditMode0); } + bool IsGluePointEditMode() const { return meEditMode==SdrViewEditMode::GluePointEdit; } + + void SetDesignMode(bool bOn = true); + bool IsDesignMode() const { return mbDesignMode; } + + void SetFrameDragSingles(bool bOn=true) { SetFrameHandles(bOn); } + bool IsFrameDragSingles() const { return IsFrameHandles(); } + + bool HasMarkableObj() const { return MarkableObjectsExceed(0); }; + + /// whether all x coordinates in use are negated or not + void SetNegativeX(bool bOn) { mbNegativeX = bOn; } + bool IsNegativeX() const { return mbNegativeX; } + +// migrate selections + +protected: + // all available changing methods + SdrMarkList& GetMarkedObjectListWriteAccess() { return maSdrViewSelection.GetMarkedObjectListWriteAccess(); } + +public: + // all available const methods for read access to selection + const SdrMarkList& GetMarkedObjectList() const { return maSdrViewSelection.GetMarkedObjectList(); } + // returns SAL_MAX_SIZE if not found + size_t TryToFindMarkedObject(const SdrObject* pObj) const { return GetMarkedObjectList().FindObject(pObj); } + SdrPageView* GetSdrPageViewOfMarkedByIndex(size_t nNum) const { return GetMarkedObjectList().GetMark(nNum)->GetPageView(); } + SdrMark* GetSdrMarkByIndex(size_t nNum) const { return GetMarkedObjectList().GetMark(nNum); } + SdrObject* GetMarkedObjectByIndex(size_t nNum) const { return GetMarkedObjectList().GetMark(nNum)->GetMarkedSdrObj(); } + size_t GetMarkedObjectCount() const { return GetMarkedObjectList().GetMarkCount(); } + void SortMarkedObjects() const { GetMarkedObjectList().ForceSort(); } + bool AreObjectsMarked() const { return 0 != GetMarkedObjectList().GetMarkCount(); } + OUString const & GetDescriptionOfMarkedObjects() const { return GetMarkedObjectList().GetMarkDescription(); } + OUString const & GetDescriptionOfMarkedPoints() const { return GetMarkedObjectList().GetPointMarkDescription(); } + OUString const & GetDescriptionOfMarkedGluePoints() const { return GetMarkedObjectList().GetGluePointMarkDescription(); } + + // Get a list of all those links which are connected to marked nodes, + // but which are not marked themselves. + const SdrMarkList& GetEdgesOfMarkedNodes() const { return maSdrViewSelection.GetEdgesOfMarkedNodes(); } + const SdrMarkList& GetMarkedEdgesOfMarkedNodes() const { return maSdrViewSelection.GetMarkedEdgesOfMarkedNodes(); } + const std::vector<SdrObject*>& GetTransitiveHullOfMarkedObjects() const { return maSdrViewSelection.GetAllMarkedObjects(); } + + + // mechanism to complete disable handles at the view. Handles will be hidden and deleted + // when set, no new ones created, no interaction allowed. Handles will be recreated and shown + // when reset. Default is false. + void hideMarkHandles(); + void showMarkHandles(); + bool areMarkHandlesHidden() const { return mbMarkHandlesHidden; } + + bool IsMarkedHit(const Point& rPnt, short nTol=-2) const { return IsMarkedObjHit(rPnt,nTol); } + bool IsMarkedObjHit(const Point& rPnt, short nTol=-2) const; + + SdrHdl* PickHandle(const Point& rPnt) const; + + // Pick: Supported options for nOptions are: + // SdrSearchOptions::DEEP SdrSearchOptions::ALSOONMASTER SdrSearchOptions::TESTMARKABLE SdrSearchOptions::TESTTEXTEDIT + // SdrSearchOptions::MARKED + // SdrSearchOptions::WHOLEPAGE + SdrObject* PickObj(const Point& rPnt, short nTol, SdrPageView*& rpPV, SdrSearchOptions nOptions, SdrObject** ppRootObj, bool* pbHitPassDirect=nullptr) const; + SdrObject* PickObj(const Point& rPnt, short nTol, SdrPageView*& rpPV, SdrSearchOptions nOptions=SdrSearchOptions::NONE) const; + bool MarkObj(const Point& rPnt, short nTol=-2, bool bToggle=false, bool bDeep=false); + + // Pick: Supported options for nOptions are SdrSearchOptions::PASS2BOUND + bool PickMarkedObj(const Point& rPnt, SdrObject*& rpObj, SdrPageView*& rpPV, SdrSearchOptions nOptions) const; + + // Selects the most upper of the marked objects (O1) and scans from there + // towards bottom direction, selecting the first non-marked object (O2). + // In case of success the marking of O1 is deleted, a marking is created at + // O2 and TRUE is returned. With the parameter bPrev=sal_True the scan + // direction is turned to the other direction. + bool MarkNextObj(bool bPrev=false); + + // Selects the most upper of the marked objects which is hit by rPnt/nTol + // and scans from there to bottom direction, selecting the first non-marked + // object (O2). In case of success the marking of O1 is deleted, a marking + // is created at O2 and sal_True is returned. With the parameter + // bPrev=sal_True the scan direction is turned to the other direction. + bool MarkNextObj(const Point& rPnt, short nTol, bool bPrev); + + // Mark all objects within a rectangular area + // Just objects are marked which are inclosed completely + void MarkObj(const tools::Rectangle& rRect, bool bUnmark); + void MarkObj(SdrObject* pObj, SdrPageView* pPV, bool bUnmark = false, bool bDoNoSetMarkHdl = false, + std::vector<basegfx::B2DRectangle> && rSubSelections = std::vector<basegfx::B2DRectangle>()); + void MarkAllObj(SdrPageView* pPV=nullptr); // pPage=NULL => all displayed pages + void UnmarkAllObj(SdrPageView const * pPV=nullptr); // pPage=NULL => all displayed pages + + // This function is time-consuming intensive, as the MarkList has to be scanned. + bool IsObjMarked(SdrObject const * pObj) const; + void UnMarkAll(SdrPageView const * pPV=nullptr) { UnmarkAllObj(pPV); } + + // Request/set the size of the marking handles. Declaration in Pixel. + // The value is meant to be the edge length ( link length ). + // Pair values are round up to impair values: 3->3, 4->5, 5->5, 6->7, 7->7, ... + // Default value is 7, minimum value is 3 Pixels. + sal_uInt16 GetMarkHdlSizePixel() const; + void SetMarkHdlSizePixel(sal_uInt16 nSiz); + + virtual bool HasMarkablePoints() const; + virtual sal_Int32 GetMarkablePointCount() const; + virtual bool HasMarkedPoints() const; + + // There might be points which can't be marked: + bool IsPointMarkable(const SdrHdl& rHdl) const; + virtual bool MarkPoint(SdrHdl& rHdl, bool bUnmark=false); + + /** should only be used from outside svx for special ui elements */ + bool MarkPointHelper(SdrHdl* pHdl, SdrMark* pMark, bool bUnmark); + + bool UnmarkPoint(SdrHdl& rHdl) { return MarkPoint(rHdl,true); } + bool IsPointMarked(const SdrHdl& rHdl) const { ForceUndirtyMrkPnt(); return rHdl.IsSelected(); } + bool MarkAllPoints() { return MarkPoints(nullptr,false); } + bool UnmarkAllPoints() { return MarkPoints(nullptr,true); } + + // Selects the first marked point (P1) which is hit by rPnt + // and from there it searches the first non-marked point(P2). + // In case of success the marking of + // P1 is deleted, a mark is set at P2. + void MarkNextPoint(); + + // Search for the number of the suitable handle. In case of empty search result, + // SAL_MAX_SIZE is returned. + size_t GetHdlNum(SdrHdl const * pHdl) const { return maHdlList.GetHdlNum(pHdl); } + SdrHdl* GetHdl(size_t nHdlNum) const { return maHdlList.GetHdl(nHdlNum); } + const SdrHdlList& GetHdlList() const { return maHdlList; } + + // Draw a selection frame for marking of points. + // This routine will just be started in case that HasMarkablePoints() returns sal_True. + bool BegMarkPoints(const Point& rPnt, bool bUnmark = false); + void MovMarkPoints(const Point& rPnt); + bool EndMarkPoints(); + void BrkMarkPoints(); + bool IsMarkPoints() const { return (nullptr != mpMarkPointsOverlay); } + + // Select that additional handles are displayed permanently. + void SetPlusHandlesAlwaysVisible(bool bOn); + bool IsPlusHandlesAlwaysVisible() const { return mbPlusHdlAlways; } + + bool HasMarkableGluePoints() const; + bool HasMarkedGluePoints() const; + + // A gluepoint is clearly identified by the SdrObject + // (to which it belongs) as well as by a sal_uInt16 nId (as each SdrObject may consist of + // several gluepoints. Here at the View there is an additional + // SdrPageView, which should be defined correctly always. + // Alternatively a gluepoint may be characterized by a SdrHdl. + // In this case the SdrHdl instance consists of all required information. + // And in this case, the gluepoint are always is marked by enforcement + // (Handlers are just situated at marked gluepoints ) + // Attention: With each change of the gluepoint status the handle list is re-calculated. + // All previously saved SdrHdl* became invalid by this, the same with the point IDs! + bool PickGluePoint(const Point& rPnt, SdrObject*& rpObj, sal_uInt16& rnId, SdrPageView*& rpPV) const; + bool MarkGluePoint(const SdrObject* pObj, sal_uInt16 nId, bool bUnmark); + void UnmarkGluePoint(const SdrObject* pObj, sal_uInt16 nId) { MarkGluePoint(pObj,nId,true); } + bool IsGluePointMarked(const SdrObject* pObj, sal_uInt16 nId) const; + + // Get the Hdl (handle) of a marked GluePoint. Non-marked + // GluePoints don`t have handles + SdrHdl* GetGluePointHdl(const SdrObject* pObj, sal_uInt16 nId) const; + + // Mark all points within this rectangular (View coordinates) + bool MarkAllGluePoints() { return MarkGluePoints(nullptr,false); } + bool UnmarkAllGluePoints() { return MarkGluePoints(nullptr,true); } + + // Selects the first marked point (P1) which is hit by rPnt + // and from there it searches the first non-marked point(P2). + // In case of success the marking of + // P1 is deleted, a mark is set at P2. + void MarkNextGluePoint(); + + // Draw a selection frame for gluepoint marking. + // This routine will just be started in case that HasMarkablePoints() returns sal_True. + // The GlueEditMode sal_True is disregarded. + // bool BegMarkGluePoints(const Point& rPnt, OutputDevice* pOut); + bool BegMarkGluePoints(const Point& rPnt, bool bUnmark = false); + void MovMarkGluePoints(const Point& rPnt); + void EndMarkGluePoints(); + void BrkMarkGluePoints(); + bool IsMarkGluePoints() const { return (nullptr != mpMarkGluePointsOverlay); } + + // bRestraintPaint=sal_False causes the handles not to be drawn immediately. + // AdjustMarkHdl is just called in case of changes; usually this causes an Invalidate + // At the end of a redraw the handles are drawn automatically. + // The purpose is to avoid unnecessary flickering. -> This does not yet work, that's why sal_True! + void AdjustMarkHdl(SfxViewShell* pOtherShell = nullptr); //HMHBOOL bRestraintPaint=sal_True); + + const tools::Rectangle& GetMarkedObjRect() const; // SnapRects of Objects, without line width + tools::Rectangle GetMarkedObjBoundRect() const; // incl. line width, overlapping rags, ... + const tools::Rectangle& GetMarkedPointsRect() const; // Enclosing rectangle of all marked points + const tools::Rectangle& GetMarkedGluePointsRect() const; // Enclosing rectangle of all marked gluepoints + const tools::Rectangle& GetAllMarkedRect() const { return GetMarkedObjRect(); } + tools::Rectangle GetAllMarkedBoundRect() const { return GetMarkedObjBoundRect(); } + + // Will be always called, if the list of marked objects might be changed. + // If you override this method, be sure that you call the + // methods of the base class! + virtual void MarkListHasChanged(); + + // Entering (Editing) of a maybe marked object group. If there are several + // object groups marked, the most upper group is selected. After that + // all member objects of the group are directly accessible. All other + // objects may not be processed in the meantime (until the next + // LeaveGroup()). With markings which overlaps pages, every page is processed + // separately. The method returns sal_True, if at least one group was entered. + void EnterMarkedGroup(); + + // Rotation center point and start point of the axis of reflection, respectively + const Point& GetRef1() const { return maRef1; } + void SetRef1(const Point& rPt); + + // End point of the axis of reflection + const Point& GetRef2() const { return maRef2; } + void SetRef2(const Point& rPt); + /// Get access to the view shell owning this draw view, if any. + virtual SfxViewShell* GetSfxViewShell() const; +}; + + +// - Hit tolerances: +// It has to be declared in logical coordinates. So please translate the +// wanted pixel value with PixelToLogic in Logical values. +// Taking as example a logical value of 100: +// - For a horizontal hairline (Object with height 0), the generated data is +/-100, i.e. +// a vertical area of 200 logical units is sensitive. +// - For a polygon, a rectangular of the size (200,200) is generated and a +// touch test between Poly and this Rect is processed. +// - Objects which respond SdrObject::HasEdit()==TRUE ( e.g. a text frame ), +// are specially treated: An additional sensitive area with a width of +// 2*Tol (200 units for this example) is created around the object. +// When an object is directly hit, the Edit method is called. +// In opposite, a hit in the surrounding sensitive area enables Dragging. + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |