chart2/source/controller/main/SelectionHelper.hxx

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  28 #ifndef _CHART2_SELECTIONHELPER_HXX
  29 #define _CHART2_SELECTIONHELPER_HXX
  30
  31 #include "DrawViewWrapper.hxx"
  32 #include "ObjectIdentifier.hxx"
  33
  34 class SdrObject;
  35 // header for enum SdrDragMode
  36 #include <svx/svdtypes.hxx>
  37 #include <com/sun/star/drawing/XShape.hpp>
  38
  39 //.............................................................................
  40 namespace chart
  41 {
  42 //.............................................................................
  43
  44 class ObjectIdentifier;
  45
  46 //-----------------------------------------------------------------------------
  47
  48 class Selection
  49 {
  50 public: //methods
  51     bool hasSelection();
  52
  53     rtl::OUString getSelectedCID();
  54     ::com::sun::star::uno::Reference<
  55                     ::com::sun::star::drawing::XShape > getSelectedAdditionalShape();
  56     ObjectIdentifier getSelectedOID() const;
  57
  58     bool isResizeableObjectSelected();
  59     bool isRotateableObjectSelected( const ::com::sun::star::uno::Reference<
  60                         ::com::sun::star::frame::XModel >& xChartModel );
  61     bool isDragableObjectSelected();
  62
  63     bool isAdditionalShapeSelected() const;
  64
  65     //returns true if selection has changed
  66     bool setSelection( const ::rtl::OUString& rCID );
  67     bool setSelection( const ::com::sun::star::uno::Reference<
  68                     ::com::sun::star::drawing::XShape >& xShape );
  69
  70     void clearSelection();
  71
  72     //returns true if the selection has changed
  73     bool maybeSwitchSelectionAfterSingleClickWasEnsured();
  74     void resetPossibleSelectionAfterSingleClickWasEnsured();
  75
  76     void remindSelectionBeforeMouseDown();
  77     bool isSelectionDifferentFromBeforeMouseDown() const;
  78
  79     void adaptSelectionToNewPos( const Point& rMousePos, DrawViewWrapper* pDrawViewWrapper
  80                                        , bool bIsRightMouse, bool bWaitingForDoubleClick );
  81
  82     void applySelection( DrawViewWrapper* pDrawViewWrapper );
  83
  84 private: //member
  85     //the selection could be given by a CID or by a shape
  86     //if m_aSelectedObjectCID is not empty this indicates the selection
  87     //the content of m_xSelectedShape is ignored in that case
  88     //the strings are used for autogenerated chart specific objects
  89     //the shape reference is used for additional shapes
  90     ObjectIdentifier    m_aSelectedOID; //only single object selection so far
  91     ObjectIdentifier    m_aSelectedOID_beforeMouseDown;
  92     ObjectIdentifier    m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing;
  93 };
  94
  95 class SelectionHelper : public MarkHandleProvider
  96 {
  97 public:
  98     static bool             findNamedParent( SdrObject*& pInOutObject
  99                                 , rtl::OUString& rOutName
 100                                 , bool bGivenObjectMayBeResult );
 101     static bool             findNamedParent( SdrObject*& pInOutObject
 102                                 , ObjectIdentifier& rOutObject
 103                                 , bool bGivenObjectMayBeResult );
 104     static SdrObject*       getMarkHandlesObject( SdrObject* pObj );
 105     static E3dScene*        getSceneToRotate( SdrObject* pObj );
 106     static bool             isDragableObjectHitTwice( const Point& rMPos
 107                                 , const rtl::OUString& rNameOfSelectedObject
 108                                 , const DrawViewWrapper& rDrawViewWrapper );
 109
 110     static ::rtl::OUString getHitObjectCID(
 111         const Point& rMPos,
 112         DrawViewWrapper& rDrawViewWrapper,
 113         bool bGetDiagramInsteadOf_Wall=false );
 114
 115     static bool isRotateableObject( const ::rtl::OUString& rCID
 116                     , const ::com::sun::star::uno::Reference<
 117                         ::com::sun::star::frame::XModel >& xChartModel );
 118
 119
 120     SelectionHelper( SdrObject* pSelectedObj );
 121     virtual ~SelectionHelper();
 122
 123
 124     //MarkHandleProvider:
 125     virtual bool getMarkHandles( SdrHdlList& rHdlList );
 126     virtual bool getFrameDragSingles();
 127
 128     SdrObject*   getObjectToMark();//sets also internally the mark object
 129     //-> getMarkHandles will behave different if this method has found a Mark Object different from m_pSelectedObj
 130
 131 private:
 132     SdrObject*      m_pSelectedObj;//hit and logically selected object
 133     SdrObject*      m_pMarkObj;//object that is marked instead to have more pretty handles
 134 };
 135
 136 //.............................................................................
 137 } //namespace chart
 138 //.............................................................................
 139 #endif
 140
 141 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */