///////////////////////////////////////////////////////////////////////////// // Name: wx/gtk/print.h // Author: Anthony Bretaudeau // Purpose: GTK printing support // Created: 2007-08-25 // Copyright: (c) Anthony Bretaudeau // Licence: wxWindows Licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_GTK_PRINT_H_ #define _WX_GTK_PRINT_H_ #include "wx/defs.h" #if wxUSE_GTKPRINT #include "wx/print.h" #include "wx/printdlg.h" #include "wx/prntbase.h" #include "wx/dc.h" typedef struct _GtkPrintOperation GtkPrintOperation; typedef struct _GtkPrintContext GtkPrintContext; typedef struct _GtkPrintSettings GtkPrintSettings; typedef struct _GtkPageSetup GtkPageSetup; typedef struct _cairo cairo_t; //---------------------------------------------------------------------------- // wxGtkPrintFactory //---------------------------------------------------------------------------- class wxGtkPrintFactory: public wxPrintFactory { public: virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data ); virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, wxPrintout *printout = NULL, wxPrintDialogData *data = NULL ); virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, wxPrintout *printout, wxPrintData *data ); virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, wxPrintDialogData *data = NULL ); virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, wxPrintData *data ); virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent, wxPageSetupDialogData * data = NULL ); virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ); virtual bool HasPrintSetupDialog(); virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data ); virtual bool HasOwnPrintToFile(); virtual bool HasPrinterLine(); virtual wxString CreatePrinterLine(); virtual bool HasStatusLine(); virtual wxString CreateStatusLine(); virtual wxPrintNativeDataBase *CreatePrintNativeData(); }; //---------------------------------------------------------------------------- // wxGtkPrintDialog //---------------------------------------------------------------------------- class WXDLLIMPEXP_CORE wxGtkPrintDialog: public wxPrintDialogBase { public: wxGtkPrintDialog( wxWindow *parent, wxPrintDialogData* data = NULL ); wxGtkPrintDialog( wxWindow *parent, wxPrintData* data); virtual ~wxGtkPrintDialog(); wxPrintData& GetPrintData() { return m_printDialogData.GetPrintData(); } wxPrintDialogData& GetPrintDialogData() { return m_printDialogData; } wxDC *GetPrintDC() { return m_dc; } void SetPrintDC(wxDC * printDC) { m_dc = printDC; } virtual int ShowModal(); virtual bool Validate() { return true; } virtual bool TransferDataToWindow() { return true; } virtual bool TransferDataFromWindow() { return true; } void SetShowDialog(bool show) { m_showDialog = show; } bool GetShowDialog() { return m_showDialog; } protected: // Implement some base class methods to do nothing to avoid asserts and // GTK warnings, since this is not a real wxDialog. virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height), int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {} virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height)) {} private: wxPrintDialogData m_printDialogData; wxWindow *m_parent; bool m_showDialog; wxDC *m_dc; DECLARE_DYNAMIC_CLASS(wxGtkPrintDialog) }; //---------------------------------------------------------------------------- // wxGtkPageSetupDialog //---------------------------------------------------------------------------- class WXDLLIMPEXP_CORE wxGtkPageSetupDialog: public wxPageSetupDialogBase { public: wxGtkPageSetupDialog( wxWindow *parent, wxPageSetupDialogData* data = NULL ); virtual ~wxGtkPageSetupDialog(); virtual wxPageSetupDialogData& GetPageSetupDialogData() { return m_pageDialogData; } virtual int ShowModal(); virtual bool Validate() { return true; } virtual bool TransferDataToWindow() { return true; } virtual bool TransferDataFromWindow() { return true; } protected: // Implement some base class methods to do nothing to avoid asserts and // GTK warnings, since this is not a real wxDialog. virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height), int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {} virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height)) {} private: wxPageSetupDialogData m_pageDialogData; wxWindow *m_parent; DECLARE_DYNAMIC_CLASS(wxGtkPageSetupDialog) }; //---------------------------------------------------------------------------- // wxGtkPrinter //---------------------------------------------------------------------------- class WXDLLIMPEXP_CORE wxGtkPrinter : public wxPrinterBase { public: wxGtkPrinter(wxPrintDialogData *data = NULL); virtual ~wxGtkPrinter(); virtual bool Print(wxWindow *parent, wxPrintout *printout, bool prompt = true); virtual wxDC* PrintDialog(wxWindow *parent); virtual bool Setup(wxWindow *parent); GtkPrintContext *GetPrintContext() { return m_gpc; } void SetPrintContext(GtkPrintContext *context) {m_gpc = context;} void BeginPrint(wxPrintout *printout, GtkPrintOperation *operation, GtkPrintContext *context); void DrawPage(wxPrintout *printout, GtkPrintOperation *operation, GtkPrintContext *context, int page_nr); private: GtkPrintContext *m_gpc; wxDC *m_dc; DECLARE_DYNAMIC_CLASS(wxGtkPrinter) wxDECLARE_NO_COPY_CLASS(wxGtkPrinter); }; //---------------------------------------------------------------------------- // wxGtkPrintNativeData //---------------------------------------------------------------------------- class WXDLLIMPEXP_CORE wxGtkPrintNativeData : public wxPrintNativeDataBase { public: wxGtkPrintNativeData(); virtual ~wxGtkPrintNativeData(); virtual bool TransferTo( wxPrintData &data ); virtual bool TransferFrom( const wxPrintData &data ); virtual bool Ok() const { return IsOk(); } virtual bool IsOk() const { return true; } GtkPrintSettings* GetPrintConfig() { return m_config; } void SetPrintConfig( GtkPrintSettings * config ); GtkPrintOperation* GetPrintJob() { return m_job; } void SetPrintJob(GtkPrintOperation *job); GtkPrintContext *GetPrintContext() { return m_context; } void SetPrintContext(GtkPrintContext *context) {m_context = context; } GtkPageSetup* GetPageSetupFromSettings(GtkPrintSettings* settings); void SetPageSetupToSettings(GtkPrintSettings* settings, GtkPageSetup* page_setup); private: // NB: m_config is created and owned by us, but the other objects are not // and their accessors don't change their ref count. GtkPrintSettings *m_config; GtkPrintOperation *m_job; GtkPrintContext *m_context; DECLARE_DYNAMIC_CLASS(wxGtkPrintNativeData) }; //----------------------------------------------------------------------------- // wxGtkPrinterDC //----------------------------------------------------------------------------- class WXDLLIMPEXP_CORE wxGtkPrinterDCImpl : public wxDCImpl { public: wxGtkPrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ); virtual ~wxGtkPrinterDCImpl(); bool Ok() const { return IsOk(); } bool IsOk() const; virtual void* GetCairoContext() const; virtual void* GetHandle() const; bool CanDrawBitmap() const { return true; } void Clear(); void SetFont( const wxFont& font ); void SetPen( const wxPen& pen ); void SetBrush( const wxBrush& brush ); void SetLogicalFunction( wxRasterOperationMode function ); void SetBackground( const wxBrush& brush ); void DestroyClippingRegion(); bool StartDoc(const wxString& message); void EndDoc(); void StartPage(); void EndPage(); wxCoord GetCharHeight() const; wxCoord GetCharWidth() const; bool CanGetTextExtent() const { return true; } wxSize GetPPI() const; virtual int GetDepth() const { return 24; } void SetBackgroundMode(int mode); void SetPalette(const wxPalette& WXUNUSED(palette)) { } void SetResolution(int ppi); // overridden for wxPrinterDC Impl virtual int GetResolution() const; virtual wxRect GetPaperRect() const; protected: bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, wxFloodFillStyle style=wxFLOOD_SURFACE ); void DoGradientFillConcentric(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, const wxPoint& circleCenter); void DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection = wxEAST); bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const; void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2); void DoCrossHair(wxCoord x, wxCoord y); void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc); void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea); void DoDrawPoint(wxCoord x, wxCoord y); void DoDrawLines(int n, const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0); void DoDrawPolygon(int n, const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE); void DoDrawPolyPolygon(int n, const int count[], const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE); void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height); void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0); void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height); #if wxUSE_SPLINES void DoDrawSpline(const wxPointList *points); #endif bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, wxDC *source, wxCoord xsrc, wxCoord ysrc, wxRasterOperationMode rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord); void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y ); void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false ); void DoDrawText(const wxString& text, wxCoord x, wxCoord y ); void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle); void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height); void DoSetDeviceClippingRegion( const wxRegion &WXUNUSED(clip) ) { wxFAIL_MSG( "not implemented" ); } void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y, wxCoord *descent = NULL, wxCoord *externalLeading = NULL, const wxFont *theFont = NULL ) const; void DoGetSize(int* width, int* height) const; void DoGetSizeMM(int *width, int *height) const; wxPrintData& GetPrintData() { return m_printData; } void SetPrintData(const wxPrintData& data); private: wxPrintData m_printData; PangoContext *m_context; PangoLayout *m_layout; PangoFontDescription *m_fontdesc; cairo_t *m_cairo; unsigned char m_currentRed; unsigned char m_currentGreen; unsigned char m_currentBlue; unsigned char m_currentAlpha; GtkPrintContext *m_gpc; int m_resolution; double m_PS2DEV; double m_DEV2PS; DECLARE_DYNAMIC_CLASS(wxGtkPrinterDCImpl) wxDECLARE_NO_COPY_CLASS(wxGtkPrinterDCImpl); }; // ---------------------------------------------------------------------------- // wxGtkPrintPreview: programmer creates an object of this class to preview a // wxPrintout. // ---------------------------------------------------------------------------- class WXDLLIMPEXP_CORE wxGtkPrintPreview : public wxPrintPreviewBase { public: wxGtkPrintPreview(wxPrintout *printout, wxPrintout *printoutForPrinting = NULL, wxPrintDialogData *data = NULL); wxGtkPrintPreview(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data); virtual ~wxGtkPrintPreview(); virtual bool Print(bool interactive); virtual void DetermineScaling(); private: void Init(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data); // resolution to use in DPI int m_resolution; DECLARE_CLASS(wxGtkPrintPreview) }; #endif // wxUSE_GTKPRINT #endif // _WX_GTK_PRINT_H_