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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_SVDHDL_HXX
+#define INCLUDED_SVX_SVDHDL_HXX
+
+#include <tools/gen.hxx>
+#include <vcl/graph.hxx>
+
+#include <svx/svdoedge.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <svx/sdr/overlay/overlayobjectlist.hxx>
+#include <svx/svxdllapi.h>
+#include <deque>
+
+class OutputDevice;
+class SdrHdlList;
+class SdrMarkView;
+class SdrObject;
+class SdrPageView;
+class MouseEvent;
+class HelpEvent;
+
+namespace sdr::contact {
+ class ObjectContact;
+}
+
+// Every object must be able to create its handles. They will be fetched on
+// selection, registered at the View and made visible.
+// When a handle is touched by the mouse (IsHit()), from the view the matching mouse pointer
+// is picked up from the handle and passed to the app (on demand) to be switched on
+// Handles like e.g. rotation center or the mirror axis are generated by
+// the view if the correct transformation mode was selected by the controller.
+// SdrHdlKind::Move...SdrHdlKind::LowerRight should always be consecutive in the enum!
+
+enum class SdrHdlKind
+{
+ Move, // Handle to move the object
+ UpperLeft, // Upper left
+ Upper, // Upper
+ UpperRight, // Upper right
+ Left, // Left
+ Right, // Right
+ LowerLeft, // Bottom left
+ Lower, // Bottom
+ LowerRight, // Bottom right
+ Poly, // Select point in polygon or beziercurve
+ BezierWeight, // Weight of a beziercurve
+ Circle, // Angle to circle segment, corner radius to rectangle
+ Ref1, // Reference point 1, e.g. rotation center
+ Ref2, // Reference point 2, e.g. endpoint of mirror axis
+ MirrorAxis, // Mirror axis
+ Glue, // GluePoint
+ Anchor, // Anchor symbol (SD, SW)
+ Transparence, // Interactive transparence
+ Gradient, // Interactive gradient
+ Color, // Interactive color
+ User,
+ Anchor_TR, // #101688# Anchor handle with (0,0) at top right for SW
+
+ // for SJ and the CustomShapeHandles:
+ CustomShape1,
+
+ SmartTag
+};
+
+
+enum class BitmapColorIndex
+{
+ LightGreen = 0,
+ Cyan = 1,
+ LightCyan = 2,
+ Red = 3,
+ LightRed = 4,
+ Yellow = 5,
+};
+
+
+enum class BitmapMarkerKind
+{
+ Rect_7x7,
+ Rect_9x9,
+ Rect_11x11,
+ Rect_13x13,
+ Circ_7x7,
+ Circ_9x9,
+ Circ_11x11,
+ Elli_7x9,
+ Elli_9x11,
+ Elli_9x7,
+ Elli_11x9,
+ RectPlus_7x7,
+ RectPlus_9x9,
+ RectPlus_11x11,
+ Crosshair,
+ Glue,
+ Glue_Deselected,
+ Anchor,
+
+ // #98388# add AnchorPressed to be able to animate anchor control, too.
+ AnchorPressed,
+
+ // #101688# AnchorTR for SW
+ AnchorTR,
+ AnchorPressedTR,
+
+ // for SJ and the CustomShapeHandles:
+ Customshape_7x7,
+ Customshape_9x9,
+ Customshape_11x11
+};
+
+
+class SVXCORE_DLLPUBLIC SdrHdl
+{
+ friend class SdrMarkView; // for the access to nObjHdlNum
+ friend class SdrHdlList;
+
+protected:
+ SdrObject* m_pObj; // does handle belong to an object?
+ SdrPageView* m_pPV; // does handle belong to an object in certain pageview?
+ SdrHdlList* m_pHdlList; // to store the handlesize
+ // OVERLAYMANAGER
+ sdr::overlay::OverlayObjectList maOverlayGroup;
+
+ Point m_aPos;
+
+ SdrHdlKind m_eKind;
+
+ Degree100 m_nRotationAngle; // turn handle or mousepointer
+ sal_uInt32 m_nObjHdlNum; // required by MarkView
+ sal_uInt32 m_nPolyNum; // Polygonpoint
+ sal_uInt32 m_nPPntNum; // Point number of the polygon
+ sal_uInt32 m_nSourceHdlNum; // still to implement
+
+ bool m_bSelect : 1; // is a polygon point selected?
+ bool m_b1PixMore : 1; // True=handle is shown 1 pixel larger
+ bool m_bPlusHdl : 1; // for Hld-Paint optimisation at MarkPoint/UnmarkPoint, and other ...
+
+ bool mbMoveOutside; // forces this handle to be moved outside of the selection rectangle
+
+ // create marker for this kind
+ virtual void CreateB2dIAObject();
+
+ // cleanup marker if one exists
+ void GetRidOfIAObject();
+
+private:
+ bool mbMouseOver; // is true if the mouse is over this handle
+
+protected:
+ std::unique_ptr<sdr::overlay::OverlayObject> CreateOverlayObject(
+ const basegfx::B2DPoint& rPos,
+ BitmapColorIndex eColIndex, BitmapMarkerKind eKindOfMarker,
+ Point aMoveOutsideOffset = Point());
+ static BitmapMarkerKind GetNextBigger(BitmapMarkerKind eKnd);
+
+ // 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 insertNewlyCreatedOverlayObjectForSdrHdl(
+ std::unique_ptr<sdr::overlay::OverlayObject> pOverlayObject,
+ const sdr::contact::ObjectContact& rObjectContact,
+ sdr::overlay::OverlayManager& rOverlayManager);
+
+public:
+ SdrHdl();
+ explicit SdrHdl(const Point& rPnt, SdrHdlKind eNewKind);
+ virtual ~SdrHdl();
+
+ const sdr::overlay::OverlayObjectList& getOverlayObjectList() const { return maOverlayGroup; }
+
+ void SetHdlList(SdrHdlList* pList);
+ SdrHdlKind GetKind() const { return m_eKind; }
+ void Touch();
+
+ const Point& GetPos() const { return m_aPos; }
+ void SetPos(const Point& rPnt);
+
+ SdrPageView* GetPageView() const { return m_pPV; }
+ void SetPageView(SdrPageView* pNewPV) { m_pPV=pNewPV; }
+
+ SdrObject* GetObj() const { return m_pObj; }
+ void SetObj(SdrObject* pNewObj);
+
+ bool IsSelected() const { return m_bSelect; }
+ void SetSelected(bool bJa=true);
+
+ void Set1PixMore(bool bJa=true);
+ void SetRotationAngle(Degree100 n);
+
+ bool IsCornerHdl() const { return m_eKind==SdrHdlKind::UpperLeft || m_eKind==SdrHdlKind::UpperRight || m_eKind==SdrHdlKind::LowerLeft || m_eKind==SdrHdlKind::LowerRight; }
+ bool IsVertexHdl() const { return m_eKind==SdrHdlKind::Upper || m_eKind==SdrHdlKind::Lower || m_eKind==SdrHdlKind::Left || m_eKind==SdrHdlKind::Right; }
+
+ void SetObjHdlNum(sal_uInt32 nNum) { m_nObjHdlNum=nNum; }
+ sal_uInt32 GetObjHdlNum() const { return m_nObjHdlNum; }
+
+ void SetPolyNum(sal_uInt32 nNum) { m_nPolyNum=nNum; }
+ sal_uInt32 GetPolyNum() const { return m_nPolyNum; }
+
+ void SetPointNum(sal_uInt32 nNum) { m_nPPntNum=nNum; }
+ sal_uInt32 GetPointNum() const { return m_nPPntNum; }
+
+ void SetPlusHdl(bool bOn) { m_bPlusHdl=bOn; }
+ bool IsPlusHdl() const { return m_bPlusHdl; }
+
+ void SetSourceHdlNum(sal_uInt32 nNum) { m_nSourceHdlNum=nNum; }
+ sal_uInt32 GetSourceHdlNum() const { return m_nSourceHdlNum; }
+
+ virtual PointerStyle GetPointer() const;
+ bool IsHdlHit(const Point& rPnt) const;
+
+ virtual bool IsFocusHdl() const;
+
+ void SetMoveOutside( bool bMoveOutside );
+
+ /** is called when the mouse enters the area of this handle. If the handle changes his
+ visualisation during mouse over it must override this method and call Touch(). */
+ virtual void onMouseEnter(const MouseEvent& rMEvt);
+
+ /** is called when help is requested for the area of this handle */
+ virtual void onHelpRequest();
+
+ /** is called when the mouse leaves the area of this handle. If the handle changes his
+ visualisation during mouse over it must override this method and call Touch(). */
+ virtual void onMouseLeave();
+
+ static BitmapEx createGluePointBitmap();
+};
+
+
+#define SDR_HANDLE_COLOR_SIZE_NORMAL Size(13, 13)
+#define SDR_HANDLE_COLOR_SIZE_SELECTED Size(17, 17)
+
+class SVXCORE_DLLPUBLIC SdrHdlColor final : public SdrHdl
+{
+ // size of colr markers
+ Size m_aMarkerSize;
+
+ // color
+ Color m_aMarkerColor;
+
+ // callback link when value changed
+ Link<SdrHdlColor*,void> m_aColorChangeHdl;
+
+ // use luminance values only
+ bool m_bUseLuminance : 1;
+
+ // create marker for this kind
+ SVX_DLLPRIVATE virtual void CreateB2dIAObject() override;
+
+ // help functions
+ SVX_DLLPRIVATE BitmapEx CreateColorDropper(Color aCol);
+ SVX_DLLPRIVATE static Color GetLuminance(const Color& rCol);
+
+public:
+ explicit SdrHdlColor(const Point& rRef, Color aCol, const Size& rSize, bool bLuminance);
+ virtual ~SdrHdlColor() override;
+
+ bool IsUseLuminance() const { return m_bUseLuminance; }
+
+ const Color& GetColor() const { return m_aMarkerColor; }
+ void SetColor(Color aNew, bool bCallLink = false);
+
+ void SetSize(const Size& rNew);
+
+ void SetColorChangeHdl(const Link<SdrHdlColor*,void>& rLink) { m_aColorChangeHdl = rLink; }
+};
+
+
+class SdrHdlGradient final : public SdrHdl
+{
+private:
+ // pointer to used color handles
+ SdrHdlColor* m_pColHdl1;
+ SdrHdlColor* m_pColHdl2;
+
+ // 2nd position
+ Point m_a2ndPos;
+
+ // is this a gradient or a transparence
+ bool m_bGradient : 1;
+
+ // select which handle to move
+ bool m_bMoveSingleHandle : 1;
+ bool m_bMoveFirstHandle : 1;
+
+ // create marker for this kind
+ virtual void CreateB2dIAObject() override;
+
+public:
+ SdrHdlGradient(const Point& rRef1, const Point& rRef2, bool bGrad);
+ virtual ~SdrHdlGradient() override;
+
+ bool IsGradient() const { return m_bGradient; }
+
+ // set the associated color handles
+ void SetColorHandles(SdrHdlColor* pL1, SdrHdlColor* pL2) { m_pColHdl1 = pL1; m_pColHdl2 = pL2; }
+ SdrHdlColor* GetColorHdl1() const { return m_pColHdl1; }
+ SdrHdlColor* GetColorHdl2() const { return m_pColHdl2; }
+
+ const Point& Get2ndPos() const { return m_a2ndPos; }
+ void Set2ndPos(const Point& rPnt);
+
+ // the link called by the color handles
+ DECL_LINK(ColorChangeHdl, SdrHdlColor*, void);
+
+ // transformation call, create gradient from this handle
+ void FromIAOToItem(SdrObject* pObj, bool bSetItemOnObject, bool bUndo);
+
+ // selection flags for interaction
+ bool IsMoveSingleHandle() const { return m_bMoveSingleHandle; }
+ void SetMoveSingleHandle(bool bNew) { m_bMoveSingleHandle = bNew; }
+ bool IsMoveFirstHandle() const { return m_bMoveFirstHandle; }
+ void SetMoveFirstHandle(bool bNew) { m_bMoveFirstHandle = bNew; }
+};
+
+
+// Mirror axis
+class SdrHdlLine final : public SdrHdl
+{
+ // create marker for this kind
+ virtual void CreateB2dIAObject() override;
+
+ SdrHdl* m_pHdl1;
+ SdrHdl* m_pHdl2;
+
+public:
+ SdrHdlLine(SdrHdl& rHdl1, SdrHdl& rHdl2, SdrHdlKind eNewKind) { m_eKind=eNewKind; m_pHdl1=&rHdl1; m_pHdl2=&rHdl2; }
+ virtual ~SdrHdlLine() override;
+
+ virtual PointerStyle GetPointer() const override;
+};
+
+// a SdrHdlBezWgt knows about its "base handle". Its draw method
+// draws additionally a line from its position to the position
+// of the base handle
+class SdrHdlBezWgt final : public SdrHdl
+{
+public:
+ // this is not a Copy-Ctor!!!
+ SdrHdlBezWgt(const SdrHdl* pRefHdl1, SdrHdlKind eNewKind=SdrHdlKind::BezierWeight) { m_eKind=eNewKind; m_pHdl1=pRefHdl1; }
+ virtual ~SdrHdlBezWgt() override;
+
+private:
+ // create marker for this kind
+ virtual void CreateB2dIAObject() override;
+
+ const SdrHdl* m_pHdl1;
+};
+
+
+class E3dVolumeMarker final : public SdrHdl
+{
+ basegfx::B2DPolyPolygon m_aWireframePoly;
+
+ // create marker for this kind
+ virtual void CreateB2dIAObject() override;
+
+public:
+ explicit E3dVolumeMarker(const basegfx::B2DPolyPolygon& rWireframePoly);
+};
+
+
+class ImpEdgeHdl final : public SdrHdl
+{
+ SdrEdgeLineCode m_eLineCode;
+
+ // create marker for this kind
+ virtual void CreateB2dIAObject() override;
+
+public:
+ ImpEdgeHdl(const Point& rPnt, SdrHdlKind eNewKind): SdrHdl(rPnt,eNewKind),m_eLineCode(SdrEdgeLineCode::MiddleLine) {}
+ virtual ~ImpEdgeHdl() override;
+
+ void SetLineCode(SdrEdgeLineCode eCode);
+ SdrEdgeLineCode GetLineCode() const { return m_eLineCode; }
+ bool IsHorzDrag() const;
+ virtual PointerStyle GetPointer() const override;
+};
+
+
+class ImpMeasureHdl final : public SdrHdl
+{
+ // create marker for this kind
+ virtual void CreateB2dIAObject() override;
+
+public:
+ ImpMeasureHdl(const Point& rPnt, SdrHdlKind eNewKind): SdrHdl(rPnt,eNewKind) {}
+ virtual ~ImpMeasureHdl() override;
+
+ virtual PointerStyle GetPointer() const override;
+};
+
+
+class ImpTextframeHdl final : public SdrHdl
+{
+ const tools::Rectangle maRect;
+
+ // create marker for this kind
+ virtual void CreateB2dIAObject() override;
+
+public:
+ explicit ImpTextframeHdl(const tools::Rectangle& rRect);
+};
+
+
+class SVXCORE_DLLPUBLIC SdrHdlList
+{
+ size_t mnFocusIndex;
+ SdrMarkView* m_pView;
+ std::deque<std::unique_ptr<SdrHdl>> maList;
+ sal_uInt16 m_nHdlSize;
+
+ bool m_bRotateShear : 1;
+ bool m_bDistortShear : 1;
+ bool m_bMoveOutside : 1; // move handles outwards (for TextEdit)
+
+ SVX_DLLPRIVATE SdrHdlList(const SdrHdlList&) = delete;
+ SVX_DLLPRIVATE void operator=(const SdrHdlList&) = delete;
+
+public:
+ explicit SdrHdlList(SdrMarkView* pV);
+ ~SdrHdlList();
+ void Clear();
+
+ void TravelFocusHdl(bool bForward);
+ SdrHdl* GetFocusHdl() const;
+ void SetFocusHdl(SdrHdl* pNew);
+ void ResetFocusHdl();
+
+ // Access to View
+ SdrMarkView* GetView() const { return m_pView;}
+
+ // Sorting: 1.Level first reference point handle, then normal handles, next Glue, then User then Plushandles
+ // 2.Level PageView (Pointer)
+ // 3.Level Position (x+y)
+ void Sort();
+ size_t GetHdlCount() const { return maList.size(); }
+ SdrHdl* GetHdl(size_t nNum) const { return nNum < maList.size() ? maList[nNum].get() : nullptr; }
+ size_t GetHdlNum(const SdrHdl* pHdl) const;
+ void SetHdlSize(sal_uInt16 nSiz);
+ sal_uInt16 GetHdlSize() const { return m_nHdlSize; }
+ void SetMoveOutside(bool bOn);
+ bool IsMoveOutside() const { return m_bMoveOutside; }
+ void SetRotateShear(bool bOn);
+ bool IsRotateShear() const { return m_bRotateShear; }
+ void SetDistortShear(bool bOn);
+ bool IsDistortShear() const { return m_bDistortShear; }
+
+ // AddHdl takes ownership of the handle. It should be on the Heap
+ // as Clear() deletes it.
+ void AddHdl(std::unique_ptr<SdrHdl> pHdl);
+ std::unique_ptr<SdrHdl> RemoveHdl(size_t nNum);
+ void RemoveAllByKind(SdrHdlKind eKind);
+
+ // move the ownership of all the SdrHdl to rOther
+ void MoveTo(SdrHdlList& rOther);
+
+ // Last inserted handles are likely hit (if the handles are above each other)
+ SdrHdl* IsHdlListHit(const Point& rPnt) const;
+ SdrHdl* GetHdl(SdrHdlKind eKind1) const;
+};
+
+
+class SVXCORE_DLLPUBLIC SdrCropHdl final : public SdrHdl
+{
+public:
+ SdrCropHdl(
+ const Point& rPnt,
+ SdrHdlKind eNewKind,
+ double fShearX,
+ double fRotation);
+
+private:
+ // create marker for this kind
+ virtual void CreateB2dIAObject() override;
+
+ BitmapEx GetBitmapForHandle( const BitmapEx& rBitmap, int nSize );
+
+ // evtl. shear and rotation, equal to the object's one to allow adaptation of
+ // the visualization handles
+ double mfShearX;
+ double mfRotation;
+};
+
+
+class SdrCropViewHdl final : public SdrHdl
+{
+private:
+ basegfx::B2DHomMatrix maObjectTransform;
+ Graphic maGraphic;
+ double mfCropLeft;
+ double mfCropTop;
+ double mfCropRight;
+ double mfCropBottom;
+
+public:
+ SdrCropViewHdl(
+ basegfx::B2DHomMatrix aObjectTransform,
+ Graphic aGraphic,
+ double fCropLeft,
+ double fCropTop,
+ double fCropRight,
+ double fCropBottom);
+
+private:
+ // create marker for this kind
+ virtual void CreateB2dIAObject() override;
+};
+
+
+#endif // INCLUDED_SVX_SVDHDL_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */