graphctl.hxx

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#ifndef INCLUDED_SVX_GRAPHCTL_HXX
#define INCLUDED_SVX_GRAPHCTL_HXX
 
#include <vcl/graph.hxx>
#include <vcl/customweld.hxx>
#include <svx/svxdllapi.h>
 
#include <svx/svdview.hxx>
#include <svx/svdobj.hxx>
 
class GraphCtrl;
 
class GraphCtrlUserCall final : public SdrObjUserCall
{
    GraphCtrl& rWin;
 
public:
 
    GraphCtrlUserCall(GraphCtrl& rGraphWin)
        : rWin(rGraphWin)
    {}
 
    virtual void Changed(const SdrObject& rObj, SdrUserCallType eType, const tools::Rectangle& rOldBoundRect) override;
};
 
class SvxGraphCtrlAccessibleContext;
 
class SVX_DLLPUBLIC GraphCtrl : public weld::CustomWidgetController
{
    friend class GraphCtrlView;
    friend class GraphCtrlUserCall;
 
    Graphic             aGraphic;
    ScopedVclPtrInstance<VirtualDevice> xVD;
    Idle                aUpdateIdle;
    Link<GraphCtrl*,void>  aMousePosLink;
    Link<GraphCtrl*,void>  aGraphSizeLink;
    Link<GraphCtrl*,void>  aUpdateLink;
    MapMode             aMap100;
    Size                aGraphSize;
    Point               aMousePos;
    std::unique_ptr<GraphCtrlUserCall> pUserCall;
    SdrObjKind          eObjKind;
    sal_uInt16          nPolyEdit;
    bool                bEditMode;
    bool                mbSdrMode;
    bool                mbInIdleUpdate;
    weld::Dialog*       mpDialog;
 
                        DECL_DLLPRIVATE_LINK( UpdateHdl, Timer*, void );
 
    rtl::Reference<SvxGraphCtrlAccessibleContext> mpAccContext;
 
protected:
 
    std::unique_ptr<SdrModel>  pModel;
    std::unique_ptr<SdrView>   pView;
 
    virtual void        Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect ) override;
    virtual void        Resize() override;
    virtual bool        KeyInput(const KeyEvent& rKEvt) override;
    virtual bool        MouseButtonDown(const MouseEvent& rMEvt) override;
    virtual bool        MouseButtonUp(const MouseEvent& rMEvt) override;
    virtual bool        MouseMove(const MouseEvent& rMEvt) override;
 
    virtual void        InitSdrModel();
 
    virtual void        SdrObjCreated( const SdrObject& rObj );
    virtual void        SdrObjChanged( const SdrObject& rObj );
    virtual void        MarkListHasChanged();
 
    void GraphicToVD();
 
    SdrObjUserCall* GetSdrUserCall() { return pUserCall.get(); }
 
public:
 
    GraphCtrl(weld::Dialog* pDialog);
    virtual void SetDrawingArea(weld::DrawingArea* pDrawingArea) override;
    virtual ~GraphCtrl() override;
 
    void                SetGraphic( const Graphic& rGraphic, bool bNewModel = true );
    const Graphic&      GetGraphic() const { return aGraphic; }
    const Size&         GetGraphicSize() const { return aGraphSize; }
 
    const Point&        GetMousePos() const { return aMousePos; }
 
    void                SetEditMode( const bool bEditMode );
 
    void                SetPolyEditMode( const sal_uInt16 nPolyEdit );
    sal_uInt16          GetPolyEditMode() const { return nPolyEdit; }
 
    void                SetObjKind( const SdrObjKind eObjKind );
 
    SdrModel*           GetSdrModel() const { return pModel.get(); }
    SdrView*            GetSdrView() const { return pView.get(); }
    SdrObject*          GetSelectedSdrObject() const;
    bool                IsChanged() const { return mbSdrMode && pModel->IsChanged(); }
 
    void                SetMousePosLink( const Link<GraphCtrl*,void>& rLink ) { aMousePosLink = rLink; }
 
    void                SetGraphSizeLink( const Link<GraphCtrl*,void>& rLink ) { aGraphSizeLink = rLink; }
 
    void                SetUpdateLink( const Link<GraphCtrl*,void>& rLink ) { aUpdateLink = rLink; }
    void                QueueIdleUpdate();
 
    void                SetSdrMode(bool b);
 
    Point               GetPositionInDialog() const;
    virtual css::uno::Reference< css::accessibility::XAccessible > CreateAccessible() override;
};
 
class GraphCtrlView final : public SdrView
{
    GraphCtrl& rGraphCtrl;
 
    virtual void MarkListHasChanged() override
    {
        SdrView::MarkListHasChanged();
        rGraphCtrl.MarkListHasChanged();
    }
 
public:
    GraphCtrlView(SdrModel& rSdrModel, GraphCtrl* pWindow)
        : SdrView(rSdrModel, &pWindow->GetDrawingArea()->get_ref_device())
        , rGraphCtrl(*pWindow)
    {
    }
 
    virtual ~GraphCtrlView() override;
 
    // override these so we can get the occasions SdrPaintView would call Window::Invalidate on its vcl::Window
    // if it had one, and route to WidgetController::Invalidate instead
    virtual rtl::Reference<sdr::overlay::OverlayManager> CreateOverlayManager(OutputDevice& rDevice) const override;
    virtual void InvalidateOneWin(OutputDevice& rWin) override;
    virtual void InvalidateOneWin(OutputDevice& rWin, const tools::Rectangle& rRect) override;
};
 
#endif // INCLUDED_SVX_GRAPHCTL_HXX
 
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