svpvd.hxx

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#ifndef INCLUDED_VCL_INC_HEADLESS_SVPVD_HXX
#define INCLUDED_VCL_INC_HEADLESS_SVPVD_HXX
 
#include <salvd.hxx>
#include <vcl/salgtype.hxx>
#include <basegfx/vector/b2ivector.hxx>
 
#include <vector>
 
class SvpSalGraphics;
typedef struct _cairo_surface cairo_surface_t;
 
class VCL_DLLPUBLIC SvpSalVirtualDevice : public SalVirtualDevice
{
    cairo_surface_t*                    m_pRefSurface;
    cairo_surface_t*                    m_pSurface;
    bool                                m_bOwnsSurface; // nearly always true, except for edge case of tdf#127529
    basegfx::B2IVector                  m_aFrameSize;
    std::vector< SvpSalGraphics* >      m_aGraphics;
 
    bool CreateSurface(tools::Long nNewDX, tools::Long nNewDY, sal_uInt8 *const pBuffer);
 
protected:
    SvpSalGraphics* AddGraphics(SvpSalGraphics* aGraphics);
 
public:
    SvpSalVirtualDevice(cairo_surface_t* pRefSurface, cairo_surface_t* pPreExistingTarget);
    virtual ~SvpSalVirtualDevice() override;
 
    // SalVirtualDevice
    virtual SalGraphics*    AcquireGraphics() override;
    virtual void            ReleaseGraphics( SalGraphics* pGraphics ) override;
 
    virtual bool        SetSize( tools::Long nNewDX, tools::Long nNewDY ) override;
    virtual bool        SetSizeUsingBuffer( tools::Long nNewDX, tools::Long nNewDY,
                                            sal_uInt8 * pBuffer
                                          ) override;
 
    cairo_surface_t* GetSurface() const { return m_pSurface; }
 
    // SalGeometryProvider
    virtual tools::Long GetWidth() const override;
    virtual tools::Long GetHeight() const override;
};
 
#endif // INCLUDED_VCL_INC_HEADLESS_SVPVD_HXX
 
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