Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : #ifndef _CHART2_SELECTIONHELPER_HXX
      20             : #define _CHART2_SELECTIONHELPER_HXX
      21             : 
      22             : #include "DrawViewWrapper.hxx"
      23             : #include "ObjectIdentifier.hxx"
      24             : 
      25             : class SdrObject;
      26             : // header for enum SdrDragMode
      27             : #include <svx/svdtypes.hxx>
      28             : #include <com/sun/star/drawing/XShape.hpp>
      29             : 
      30             : //.............................................................................
      31             : namespace chart
      32             : {
      33             : //.............................................................................
      34             : 
      35             : class ObjectIdentifier;
      36             : 
      37             : //-----------------------------------------------------------------------------
      38             : 
      39           0 : class Selection
      40             : {
      41             : public: //methods
      42             :     bool hasSelection();
      43             : 
      44             :     rtl::OUString getSelectedCID();
      45             :     ::com::sun::star::uno::Reference<
      46             :                     ::com::sun::star::drawing::XShape > getSelectedAdditionalShape();
      47             :     ObjectIdentifier getSelectedOID() const;
      48             : 
      49             :     bool isResizeableObjectSelected();
      50             :     bool isRotateableObjectSelected( const ::com::sun::star::uno::Reference<
      51             :                         ::com::sun::star::frame::XModel >& xChartModel );
      52             :     bool isDragableObjectSelected();
      53             : 
      54             :     bool isAdditionalShapeSelected() const;
      55             : 
      56             :     //returns true if selection has changed
      57             :     bool setSelection( const ::rtl::OUString& rCID );
      58             :     bool setSelection( const ::com::sun::star::uno::Reference<
      59             :                     ::com::sun::star::drawing::XShape >& xShape );
      60             : 
      61             :     void clearSelection();
      62             : 
      63             :     //returns true if the selection has changed
      64             :     bool maybeSwitchSelectionAfterSingleClickWasEnsured();
      65             :     void resetPossibleSelectionAfterSingleClickWasEnsured();
      66             : 
      67             :     void remindSelectionBeforeMouseDown();
      68             :     bool isSelectionDifferentFromBeforeMouseDown() const;
      69             : 
      70             :     void adaptSelectionToNewPos( const Point& rMousePos, DrawViewWrapper* pDrawViewWrapper
      71             :                                        , bool bIsRightMouse, bool bWaitingForDoubleClick );
      72             : 
      73             :     void applySelection( DrawViewWrapper* pDrawViewWrapper );
      74             : 
      75             : private: //member
      76             :     //the selection could be given by a CID or by a shape
      77             :     //if m_aSelectedObjectCID is not empty this indicates the selection
      78             :     //the content of m_xSelectedShape is ignored in that case
      79             :     //the strings are used for autogenerated chart specific objects
      80             :     //the shape reference is used for additional shapes
      81             :     ObjectIdentifier    m_aSelectedOID; //only single object selection so far
      82             :     ObjectIdentifier    m_aSelectedOID_beforeMouseDown;
      83             :     ObjectIdentifier    m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing;
      84             : };
      85             : 
      86             : class SelectionHelper : public MarkHandleProvider
      87             : {
      88             : public:
      89             :     static bool             findNamedParent( SdrObject*& pInOutObject
      90             :                                 , rtl::OUString& rOutName
      91             :                                 , bool bGivenObjectMayBeResult );
      92             :     static bool             findNamedParent( SdrObject*& pInOutObject
      93             :                                 , ObjectIdentifier& rOutObject
      94             :                                 , bool bGivenObjectMayBeResult );
      95             :     static SdrObject*       getMarkHandlesObject( SdrObject* pObj );
      96             :     static E3dScene*        getSceneToRotate( SdrObject* pObj );
      97             :     static bool             isDragableObjectHitTwice( const Point& rMPos
      98             :                                 , const rtl::OUString& rNameOfSelectedObject
      99             :                                 , const DrawViewWrapper& rDrawViewWrapper );
     100             : 
     101             :     static ::rtl::OUString getHitObjectCID(
     102             :         const Point& rMPos,
     103             :         DrawViewWrapper& rDrawViewWrapper,
     104             :         bool bGetDiagramInsteadOf_Wall=false );
     105             : 
     106             :     static bool isRotateableObject( const ::rtl::OUString& rCID
     107             :                     , const ::com::sun::star::uno::Reference<
     108             :                         ::com::sun::star::frame::XModel >& xChartModel );
     109             : 
     110             : 
     111             :     SelectionHelper( SdrObject* pSelectedObj );
     112             :     virtual ~SelectionHelper();
     113             : 
     114             : 
     115             :     //MarkHandleProvider:
     116             :     virtual bool getMarkHandles( SdrHdlList& rHdlList );
     117             :     virtual bool getFrameDragSingles();
     118             : 
     119             :     SdrObject*   getObjectToMark();//sets also internally the mark object
     120             :     //-> getMarkHandles will behave different if this method has found a Mark Object different from m_pSelectedObj
     121             : 
     122             : private:
     123             :     SdrObject*      m_pSelectedObj;//hit and logically selected object
     124             :     SdrObject*      m_pMarkObj;//object that is marked instead to have more pretty handles
     125             : };
     126             : 
     127             : //.............................................................................
     128             : } //namespace chart
     129             : //.............................................................................
     130             : #endif
     131             : 
     132             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */