objectcontactofobjlistpainter.hxx

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#ifndef INCLUDED_SVX_SDR_CONTACT_OBJECTCONTACTOFOBJLISTPAINTER_HXX
#define INCLUDED_SVX_SDR_CONTACT_OBJECTCONTACTOFOBJLISTPAINTER_HXX

#include <svx/sdr/contact/objectcontact.hxx>
#include <svx/svxdllapi.h>
#include <svx/svdpage.hxx>
#include <tools/weakbase.hxx>

class SdrPage;
class SdrObject;

namespace sdr { namespace contact {

class SVX_DLLPUBLIC ObjectContactPainter : public ObjectContact
{
protected:
    // Hierarchy access methods
    virtual sal_uInt32 GetPaintObjectCount() const = 0;
    virtual ViewContact& GetPaintObjectViewContact(sal_uInt32 nIndex) = 0;

public:
    // basic constructor/destructor
    ObjectContactPainter();
    virtual ~ObjectContactPainter() override;
};

// typedef for transferring SdrObject
typedef ::std::vector< SdrObject* > SdrObjectVector;

class SVX_DLLPUBLIC ObjectContactOfObjListPainter final : public ObjectContactPainter
{
    // Target OutputDevice
    OutputDevice&                                   mrTargetOutputDevice;

    // Set StartPoint for next run, also given in constructor
    SdrObjectVector                                 maStartObjects;

    // the processed page which is the base e.g. for PageNumberFields
    const SdrPage*                                  mpProcessedPage;

    // Hierarchy access methods
    virtual sal_uInt32 GetPaintObjectCount() const override;
    virtual ViewContact& GetPaintObjectViewContact(sal_uInt32 nIndex) override;

public:
    // basic constructor/destructor
    ObjectContactOfObjListPainter(
        OutputDevice& rTargetDevice,
        const SdrObjectVector& rObjects,
        const SdrPage* pProcessedPage);
    virtual ~ObjectContactOfObjListPainter() override;

    // Process the whole displaying
    virtual void ProcessDisplay(DisplayInfo& rDisplayInfo) override;

    // recording MetaFile? Default is false
    virtual bool isOutputToRecordingMetaFile() const override;

    // pdf export? Default is false
    virtual bool isOutputToPDFFile() const override;

    virtual OutputDevice* TryToGetOutputDevice() const override;
};

class ObjectContactOfPagePainter : public ObjectContactPainter
{
    // the original ObjectContact this painter is working on
    ObjectContact&                                  mrOriginalObjectContact;

    // Set StartPoint for next run, also given in constructor
    tools::WeakReference<SdrPage>                   mxStartPage;

protected:
    // Hierarchy access methods
    virtual sal_uInt32 GetPaintObjectCount() const override;
    virtual ViewContact& GetPaintObjectViewContact(sal_uInt32 nIndex) override;

public:
    // basic constructor
    ObjectContactOfPagePainter(ObjectContact& rOriginalObjectContact);
    virtual ~ObjectContactOfPagePainter() override;

    // set another page
    void SetStartPage(const SdrPage* pPage);
    const SdrPage* GetStartPage() const { return mxStartPage.get(); }
    SdrPage* GetStartPage() { return mxStartPage.get(); }

    virtual OutputDevice* TryToGetOutputDevice() const override;
};

}}


#endif // INCLUDED_SVX_SDR_CONTACT_OBJECTCONTACTOFOBJLISTPAINTER_HXX

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