chart2/source/controller/inc/SelectionHelper.hxx

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  19 #ifndef INCLUDED_CHART2_SOURCE_CONTROLLER_MAIN_SELECTIONHELPER_HXX
  20 #define INCLUDED_CHART2_SOURCE_CONTROLLER_MAIN_SELECTIONHELPER_HXX
  21
  22 #include "DrawViewWrapper.hxx"
  23 #include <ObjectIdentifier.hxx>
  24
  25 class SdrObject;
  26 #include <svx/svdtypes.hxx>
  27 #include <com/sun/star/drawing/XShape.hpp>
  28
  29 namespace chart
  30 {
  31
  32 class ObjectIdentifier;
  33
  34 class Selection
  35 {
  36 public: //methods
  37     bool hasSelection();
  38
  39     OUString const & getSelectedCID();
  40     css::uno::Reference< css::drawing::XShape > const & getSelectedAdditionalShape();
  41     const ObjectIdentifier& getSelectedOID() const { return m_aSelectedOID;}
  42
  43     bool isResizeableObjectSelected();
  44     bool isRotateableObjectSelected( const css::uno::Reference< css::frame::XModel >& xChartModel );
  45     bool isDragableObjectSelected();
  46
  47     bool isAdditionalShapeSelected() const;
  48
  49     //returns true if selection has changed
  50     bool setSelection( const OUString& rCID );
  51     bool setSelection( const css::uno::Reference< css::drawing::XShape >& xShape );
  52
  53     void clearSelection();
  54
  55     //returns true if the selection has changed
  56     bool maybeSwitchSelectionAfterSingleClickWasEnsured();
  57     void resetPossibleSelectionAfterSingleClickWasEnsured();
  58
  59     void remindSelectionBeforeMouseDown();
  60     bool isSelectionDifferentFromBeforeMouseDown() const;
  61
  62     void adaptSelectionToNewPos( const Point& rMousePos, DrawViewWrapper const * pDrawViewWrapper
  63                                        , bool bIsRightMouse, bool bWaitingForDoubleClick );
  64
  65     void applySelection( DrawViewWrapper* pDrawViewWrapper );
  66
  67 private: //member
  68     //the selection could be given by a CID or by a shape
  69     //if m_aSelectedObjectCID is not empty this indicates the selection
  70     //the content of m_xSelectedShape is ignored in that case
  71     //the strings are used for autogenerated chart specific objects
  72     //the shape reference is used for additional shapes
  73     ObjectIdentifier    m_aSelectedOID; //only single object selection so far
  74     ObjectIdentifier    m_aSelectedOID_beforeMouseDown;
  75     ObjectIdentifier    m_aSelectedOID_selectOnlyIfNoDoubleClickIsFollowing;
  76 };
  77
  78 class SelectionHelper : public MarkHandleProvider
  79 {
  80 public:
  81     static bool             findNamedParent( SdrObject*& pInOutObject
  82                                 , OUString& rOutName
  83                                 , bool bGivenObjectMayBeResult );
  84     static bool             findNamedParent( SdrObject*& pInOutObject
  85                                 , ObjectIdentifier& rOutObject
  86                                 , bool bGivenObjectMayBeResult );
  87     static SdrObject*       getMarkHandlesObject( SdrObject* pObj );
  88     static E3dScene*        getSceneToRotate( SdrObject* pObj );
  89     static bool             isDragableObjectHitTwice( const Point& rMPos
  90                                 , const OUString& rNameOfSelectedObject
  91                                 , const DrawViewWrapper& rDrawViewWrapper );
  92
  93     static OUString getHitObjectCID(
  94         const Point& rMPos,
  95         DrawViewWrapper const & rDrawViewWrapper,
  96         bool bGetDiagramInsteadOf_Wall=false );
  97
  98     static bool isRotateableObject( const OUString& rCID
  99                     , const css::uno::Reference< css::frame::XModel >& xChartModel );
 100
 101     explicit SelectionHelper( SdrObject* pSelectedObj );
 102     virtual ~SelectionHelper();
 103
 104     //MarkHandleProvider:
 105     virtual bool getMarkHandles( SdrHdlList& rHdlList ) override;
 106     virtual bool getFrameDragSingles() override;
 107
 108     SdrObject*   getObjectToMark();//sets also internally the mark object
 109     //-> getMarkHandles will behave different if this method has found a Mark Object different from m_pSelectedObj
 110
 111 private:
 112     SdrObject*      m_pSelectedObj;//hit and logically selected object
 113     SdrObject*      m_pMarkObj;//object that is marked instead to have more pretty handles
 114 };
 115
 116 } //namespace chart
 117 #endif
 118
 119 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */