[wxWidgets.git] / include / wx / gtk / print.h

/////////////////////////////////////////////////////////////////////////////
// Name:        wx/gtk/print.h
// Author:      Anthony Bretaudeau
// Purpose:     GTK printing support
// Created:     2007-08-25
// RCS-ID:      $Id$
// 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) { m_job = 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, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
    void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE);
    void DoDrawPolyPolygon(int n, int count[], 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_
Commit	Line	Data
fa034c45 RR	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: wx/gtk/print.h
	3	// Author: Anthony Bretaudeau
	4	// Purpose: GTK printing support
	5	// Created: 2007-08-25
a9a4f229	6	// RCS-ID: $Id$
d494613a	7	// Copyright: (c) Anthony Bretaudeau
fa034c45 RR	8	// Licence: wxWindows Licence
	9	/////////////////////////////////////////////////////////////////////////////
	10
	11	#ifndef _WX_GTK_PRINT_H_
	12	#define _WX_GTK_PRINT_H_
	13
	14	#include "wx/defs.h"
	15
	16	#if wxUSE_GTKPRINT
	17
	18	#include "wx/print.h"
	19	#include "wx/printdlg.h"
	20	#include "wx/prntbase.h"
	21	#include "wx/dc.h"
	22
	23	typedef struct _GtkPrintOperation GtkPrintOperation;
	24	typedef struct _GtkPrintContext GtkPrintContext;
	25	typedef struct _GtkPrintSettings GtkPrintSettings;
	26	typedef struct _GtkPageSetup GtkPageSetup;
	27
	28	typedef struct _cairo cairo_t;
	29
	30	//----------------------------------------------------------------------------
	31	// wxGtkPrintFactory
	32	//----------------------------------------------------------------------------
	33
	34	class wxGtkPrintFactory: public wxPrintFactory
	35	{
	36	public:
	37	virtual wxPrinterBase CreatePrinter( wxPrintDialogData data );
	38
	39	virtual wxPrintPreviewBase CreatePrintPreview( wxPrintout preview,
	40	wxPrintout *printout = NULL,
	41	wxPrintDialogData *data = NULL );
	42	virtual wxPrintPreviewBase CreatePrintPreview( wxPrintout preview,
	43	wxPrintout *printout,
	44	wxPrintData *data );
	45
	46	virtual wxPrintDialogBase CreatePrintDialog( wxWindow parent,
	47	wxPrintDialogData *data = NULL );
	48	virtual wxPrintDialogBase CreatePrintDialog( wxWindow parent,
	49	wxPrintData *data );
	50
	51	virtual wxPageSetupDialogBase CreatePageSetupDialog( wxWindow parent,
	52	wxPageSetupDialogData * data = NULL );
	53
888dde65	54	virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
fa034c45 RR	55
	56	virtual bool HasPrintSetupDialog();
	57	virtual wxDialog CreatePrintSetupDialog( wxWindow parent, wxPrintData *data );
	58	virtual bool HasOwnPrintToFile();
	59	virtual bool HasPrinterLine();
	60	virtual wxString CreatePrinterLine();
	61	virtual bool HasStatusLine();
	62	virtual wxString CreateStatusLine();
	63
	64	virtual wxPrintNativeDataBase *CreatePrintNativeData();
	65	};
	66
	67	//----------------------------------------------------------------------------
	68	// wxGtkPrintDialog
	69	//----------------------------------------------------------------------------
	70
	71	class WXDLLIMPEXP_CORE wxGtkPrintDialog: public wxPrintDialogBase
	72	{
	73	public:
	74	wxGtkPrintDialog( wxWindow *parent,
	75	wxPrintDialogData* data = NULL );
	76	wxGtkPrintDialog( wxWindow parent, wxPrintData data);
	77	virtual ~wxGtkPrintDialog();
	78
	79	wxPrintData& GetPrintData()
	80	{ return m_printDialogData.GetPrintData(); }
	81	wxPrintDialogData& GetPrintDialogData()
	82	{ return m_printDialogData; }
	83
	84	wxDC *GetPrintDC() { return m_dc; }
	85	void SetPrintDC(wxDC * printDC) { m_dc = printDC; }
	86
	87	virtual int ShowModal();
	88
	89	virtual bool Validate() { return true; }
	90	virtual bool TransferDataToWindow() { return true; }
	91	virtual bool TransferDataFromWindow() { return true; }
	92
	93	void SetShowDialog(bool show) { m_showDialog = show; }
	94	bool GetShowDialog() { return m_showDialog; }
	95
	96	protected:
	97	// Implement some base class methods to do nothing to avoid asserts and
	98	// GTK warnings, since this is not a real wxDialog.
	99	virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
	100	int WXUNUSED(width), int WXUNUSED(height),
	101	int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
	102	virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
	103	int WXUNUSED(width), int WXUNUSED(height)) {}
	104
	105	private:
	106	wxPrintDialogData m_printDialogData;
	107	wxWindow *m_parent;
	108	bool m_showDialog;
	109	wxDC *m_dc;
	110
	111	DECLARE_DYNAMIC_CLASS(wxGtkPrintDialog)
	112	};
	113
	114	//----------------------------------------------------------------------------
	115	// wxGtkPageSetupDialog
	116	//----------------------------------------------------------------------------
	117
	118	class WXDLLIMPEXP_CORE wxGtkPageSetupDialog: public wxPageSetupDialogBase
119	{
120	public:
121	wxGtkPageSetupDialog( wxWindow *parent,
122	wxPageSetupDialogData* data = NULL );
123	virtual ~wxGtkPageSetupDialog();
124
125	virtual wxPageSetupDialogData& GetPageSetupDialogData() { return m_pageDialogData; }
126
127	virtual int ShowModal();
128
129	virtual bool Validate() { return true; }
130	virtual bool TransferDataToWindow() { return true; }
131	virtual bool TransferDataFromWindow() { return true; }
132
133	protected:
134	// Implement some base class methods to do nothing to avoid asserts and
135	// GTK warnings, since this is not a real wxDialog.
136	virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
137	int WXUNUSED(width), int WXUNUSED(height),
138	int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
139	virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
140	int WXUNUSED(width), int WXUNUSED(height)) {}
141
142	private:
143	wxPageSetupDialogData m_pageDialogData;
144	wxWindow *m_parent;
145
146	DECLARE_DYNAMIC_CLASS(wxGtkPageSetupDialog)
147	};
148
149	//----------------------------------------------------------------------------
150	// wxGtkPrinter
151	//----------------------------------------------------------------------------
152
153	class WXDLLIMPEXP_CORE wxGtkPrinter : public wxPrinterBase
154	{
155	public:
156	wxGtkPrinter(wxPrintDialogData *data = NULL);
157	virtual ~wxGtkPrinter();
158
159	virtual bool Print(wxWindow *parent,
160	wxPrintout *printout,
161	bool prompt = true);
162	virtual wxDC* PrintDialog(wxWindow *parent);
163	virtual bool Setup(wxWindow *parent);
164
165	GtkPrintContext *GetPrintContext() { return m_gpc; }
166	void SetPrintContext(GtkPrintContext *context) {m_gpc = context;}
167	void BeginPrint(wxPrintout printout, GtkPrintOperation operation, GtkPrintContext *context);
168	void DrawPage(wxPrintout printout, GtkPrintOperation operation, GtkPrintContext *context, int page_nr);
169
170	private:
171	GtkPrintContext *m_gpc;
fa034c45 RR	172	wxDC *m_dc;
	173
	174	DECLARE_DYNAMIC_CLASS(wxGtkPrinter)
c0c133e1	175	wxDECLARE_NO_COPY_CLASS(wxGtkPrinter);
fa034c45 RR	176	};
	177
	178	//----------------------------------------------------------------------------
	179	// wxGtkPrintNativeData
	180	//----------------------------------------------------------------------------
	181
	182	class WXDLLIMPEXP_CORE wxGtkPrintNativeData : public wxPrintNativeDataBase
	183	{
	184	public:
	185	wxGtkPrintNativeData();
	186	virtual ~wxGtkPrintNativeData();
	187
	188	virtual bool TransferTo( wxPrintData &data );
	189	virtual bool TransferFrom( const wxPrintData &data );
	190
	191	virtual bool Ok() const { return IsOk(); }
	192	virtual bool IsOk() const { return true; }
	193
	194	GtkPrintSettings* GetPrintConfig() { return m_config; }
	195	void SetPrintConfig( GtkPrintSettings * config );
	196
fa034c45	197	GtkPrintOperation* GetPrintJob() { return m_job; }
bb03d283	198	void SetPrintJob(GtkPrintOperation *job) { m_job = job; }
fa034c45 RR	199
	200	GtkPrintContext *GetPrintContext() { return m_context; }
	201	void SetPrintContext(GtkPrintContext *context) {m_context = context; }
	202
	203
	204	GtkPageSetup* GetPageSetupFromSettings(GtkPrintSettings* settings);
	205	void SetPageSetupToSettings(GtkPrintSettings* settings, GtkPageSetup* page_setup);
	206
	207	private:
bb03d283 VZ	208	// NB: m_config is created and owned by us, but the other objects are not
bb03d283 VZ	209	// and their accessors don't change their ref count.
fa034c45 RR	210	GtkPrintSettings *m_config;
	211	GtkPrintOperation *m_job;
	212	GtkPrintContext *m_context;
	213
	214	DECLARE_DYNAMIC_CLASS(wxGtkPrintNativeData)
	215	};
	216
	217	//-----------------------------------------------------------------------------
c8ddadff	218	// wxGtkPrinterDC
fa034c45 RR	219	//-----------------------------------------------------------------------------
fa034c45 RR	220
888dde65	221	class WXDLLIMPEXP_CORE wxGtkPrinterDCImpl : public wxDCImpl
fa034c45 RR	222	{
fa034c45 RR	223	public:
888dde65	224	wxGtkPrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
888dde65	225	virtual ~wxGtkPrinterDCImpl();
fa034c45 RR	226
	227	bool Ok() const { return IsOk(); }
	228	bool IsOk() const;
	229
0b822969	230	virtual void* GetCairoContext() const;
8e72f2cd RD	231	virtual void* GetHandle() const;
8e72f2cd RD	232
fa034c45 RR	233	bool CanDrawBitmap() const { return true; }
	234	void Clear();
	235	void SetFont( const wxFont& font );
	236	void SetPen( const wxPen& pen );
	237	void SetBrush( const wxBrush& brush );
89efaf2b	238	void SetLogicalFunction( wxRasterOperationMode function );
fa034c45 RR	239	void SetBackground( const wxBrush& brush );
	240	void DestroyClippingRegion();
	241	bool StartDoc(const wxString& message);
	242	void EndDoc();
	243	void StartPage();
	244	void EndPage();
	245	wxCoord GetCharHeight() const;
	246	wxCoord GetCharWidth() const;
	247	bool CanGetTextExtent() const { return true; }
	248	wxSize GetPPI() const;
fa034c45	249	virtual int GetDepth() const { return 24; }
a9312950	250	void SetBackgroundMode(int mode);
fa034c45	251	void SetPalette(const wxPalette& WXUNUSED(palette)) { }
a9312950	252	void SetResolution(int ppi);
6d52ca53	253
4c51a665	254	// overridden for wxPrinterDC Impl
6d52ca53 FM	255	virtual int GetResolution() const;
6d52ca53 FM	256	virtual wxRect GetPaperRect() const;
fa034c45 RR	257
fa034c45 RR	258	protected:
03647350	259	bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col,
89efaf2b	260	wxFloodFillStyle style=wxFLOOD_SURFACE );
fa034c45 RR	261	void DoGradientFillConcentric(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, const wxPoint& circleCenter);
	262	void DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection = wxEAST);
	263	bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
	264	void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
	265	void DoCrossHair(wxCoord x, wxCoord y);
	266	void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
	267	void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
	268	void DoDrawPoint(wxCoord x, wxCoord y);
	269	void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
89efaf2b FM	270	void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE);
89efaf2b FM	271	void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE);
fa034c45 RR	272	void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	273	void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
	274	void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	275	#if wxUSE_SPLINES
b0d7707b	276	void DoDrawSpline(const wxPointList *points);
c8ddadff	277	#endif
fa034c45	278	bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
03647350	279	wxDC *source, wxCoord xsrc, wxCoord ysrc,
89efaf2b	280	wxRasterOperationMode rop = wxCOPY, bool useMask = false,
fa034c45 RR	281	wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
	282	void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
	283	void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false );
fa034c45 RR	284	void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
	285	void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
	286	void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
fdaad94e VZ	287	void DoSetDeviceClippingRegion( const wxRegion &WXUNUSED(clip) )
	288	{
	289	wxFAIL_MSG( "not implemented" );
	290	}
fa034c45	291	void DoGetTextExtent(const wxString& string, wxCoord x, wxCoord y,
d3b9f782 VZ	292	wxCoord *descent = NULL,
	293	wxCoord *externalLeading = NULL,
	294	const wxFont *theFont = NULL ) const;
fa034c45 RR	295	void DoGetSize(int* width, int* height) const;
	296	void DoGetSizeMM(int width, int height) const;
	297
	298	wxPrintData& GetPrintData() { return m_printData; }
	299	void SetPrintData(const wxPrintData& data);
	300
fa034c45	301	private:
fa034c45 RR	302	wxPrintData m_printData;
	303	PangoContext *m_context;
	304	PangoLayout *m_layout;
	305	PangoFontDescription *m_fontdesc;
	306	cairo_t *m_cairo;
	307
	308	unsigned char m_currentRed;
	309	unsigned char m_currentGreen;
	310	unsigned char m_currentBlue;
	311	unsigned char m_currentAlpha;
	312
a9312950 RR	313	GtkPrintContext *m_gpc;
	314	int m_resolution;
	315	double m_PS2DEV;
	316	double m_DEV2PS;
	317
888dde65	318	DECLARE_DYNAMIC_CLASS(wxGtkPrinterDCImpl)
c0c133e1	319	wxDECLARE_NO_COPY_CLASS(wxGtkPrinterDCImpl);
fa034c45 RR	320	};
	321
	322	// ----------------------------------------------------------------------------
	323	// wxGtkPrintPreview: programmer creates an object of this class to preview a
	324	// wxPrintout.
	325	// ----------------------------------------------------------------------------
	326
	327	class WXDLLIMPEXP_CORE wxGtkPrintPreview : public wxPrintPreviewBase
	328	{
	329	public:
	330	wxGtkPrintPreview(wxPrintout *printout,
d3b9f782 VZ	331	wxPrintout *printoutForPrinting = NULL,
d3b9f782 VZ	332	wxPrintDialogData *data = NULL);
fa034c45 RR	333	wxGtkPrintPreview(wxPrintout *printout,
	334	wxPrintout *printoutForPrinting,
	335	wxPrintData *data);
	336
	337	virtual ~wxGtkPrintPreview();
	338
	339	virtual bool Print(bool interactive);
	340	virtual void DetermineScaling();
	341
	342	private:
115be92b VZ	343	void Init(wxPrintout *printout,
	344	wxPrintout *printoutForPrinting,
	345	wxPrintData *data);
	346
	347	// resolution to use in DPI
	348	int m_resolution;
fa034c45 RR	349
	350	DECLARE_CLASS(wxGtkPrintPreview)
	351	};
	352
115be92b	353	#endif // wxUSE_GTKPRINT
fa034c45	354
115be92b	355	#endif // _WX_GTK_PRINT_H_