[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: print.h,v 1 2007-08-25 05:44:44 PC Exp $
// 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"
#include "wx/cairo.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 );

#if wxUSE_NEW_DC
    virtual wxImplDC* CreatePrinterImplDC( wxPrinterDC *owner, const wxPrintData& data );
#else
    virtual wxDC* CreatePrinterDC( const wxPrintData& data );
#endif

    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)
    DECLARE_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 );

    void SetPrintJob( GtkPrintOperation *job ) { m_job = job; }
    GtkPrintOperation* GetPrintJob() { return m_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:
    GtkPrintSettings    *m_config;
    GtkPrintOperation   *m_job;
    GtkPrintContext     *m_context;

    DECLARE_DYNAMIC_CLASS(wxGtkPrintNativeData)
};

//-----------------------------------------------------------------------------
// wxGtkPrinterDC
//-----------------------------------------------------------------------------

#if wxUSE_NEW_DC
class WXDLLIMPEXP_CORE wxGtkPrinterImplDC : public wxImplDC
#else
#define wxGtkPrinterImplDC wxGtkPrinterDC
class WXDLLIMPEXP_CORE wxGtkPrinterDC : public wxDC
#endif
{
public:
#if wxUSE_NEW_DC
    wxGtkPrinterImplDC( wxPrinterDC *owner, const wxPrintData& data );
#else
    wxGtkPrinterDC( const wxPrintData& data );
#endif
    virtual ~wxGtkPrinterImplDC();

    bool Ok() const { return IsOk(); }
    bool IsOk() 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( int 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);
    
    // overriden for wxPrinterDC Impl
    virtual int GetResolution();
    virtual wxRect GetPaperRect();

protected:
    bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int 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, int fillStyle=wxODDEVEN_RULE);
    void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int 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, int 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 DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
    void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
                     wxCoord *descent = (wxCoord *) NULL,
                     wxCoord *externalLeading = (wxCoord *) NULL,
                     const wxFont *theFont = (wxFont *) 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(wxGtkPrinterImplDC)
    DECLARE_NO_COPY_CLASS(wxGtkPrinterImplDC)
};

// ----------------------------------------------------------------------------
// wxGtkPrintPreview: programmer creates an object of this class to preview a
// wxPrintout.
// ----------------------------------------------------------------------------

class WXDLLIMPEXP_CORE wxGtkPrintPreview : public wxPrintPreviewBase
{
public:
    wxGtkPrintPreview(wxPrintout *printout,
                             wxPrintout *printoutForPrinting = (wxPrintout *) NULL,
                             wxPrintDialogData *data = (wxPrintDialogData *) 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);

    DECLARE_CLASS(wxGtkPrintPreview)
};

#endif

#endif
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
	6	// RCS-ID: $Id: print.h,v 1 2007-08-25 05:44:44 PC Exp $
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"
d494613a RR	22	#include "wx/cairo.h"
d494613a RR	23
fa034c45 RR	24
	25	typedef struct _GtkPrintOperation GtkPrintOperation;
	26	typedef struct _GtkPrintContext GtkPrintContext;
	27	typedef struct _GtkPrintSettings GtkPrintSettings;
	28	typedef struct _GtkPageSetup GtkPageSetup;
	29
	30	typedef struct _cairo cairo_t;
	31
	32	//----------------------------------------------------------------------------
	33	// wxGtkPrintFactory
	34	//----------------------------------------------------------------------------
	35
	36	class wxGtkPrintFactory: public wxPrintFactory
	37	{
	38	public:
	39	virtual wxPrinterBase CreatePrinter( wxPrintDialogData data );
	40
	41	virtual wxPrintPreviewBase CreatePrintPreview( wxPrintout preview,
	42	wxPrintout *printout = NULL,
	43	wxPrintDialogData *data = NULL );
	44	virtual wxPrintPreviewBase CreatePrintPreview( wxPrintout preview,
	45	wxPrintout *printout,
	46	wxPrintData *data );
	47
	48	virtual wxPrintDialogBase CreatePrintDialog( wxWindow parent,
	49	wxPrintDialogData *data = NULL );
	50	virtual wxPrintDialogBase CreatePrintDialog( wxWindow parent,
	51	wxPrintData *data );
	52
	53	virtual wxPageSetupDialogBase CreatePageSetupDialog( wxWindow parent,
	54	wxPageSetupDialogData * data = NULL );
	55
4f37154e RR	56	#if wxUSE_NEW_DC
	57	virtual wxImplDC* CreatePrinterImplDC( wxPrinterDC *owner, const wxPrintData& data );
	58	#else
fa034c45	59	virtual wxDC* CreatePrinterDC( const wxPrintData& data );
4f37154e	60	#endif
fa034c45 RR	61
	62	virtual bool HasPrintSetupDialog();
	63	virtual wxDialog CreatePrintSetupDialog( wxWindow parent, wxPrintData *data );
	64	virtual bool HasOwnPrintToFile();
	65	virtual bool HasPrinterLine();
	66	virtual wxString CreatePrinterLine();
	67	virtual bool HasStatusLine();
	68	virtual wxString CreateStatusLine();
	69
	70	virtual wxPrintNativeDataBase *CreatePrintNativeData();
	71	};
	72
	73	//----------------------------------------------------------------------------
	74	// wxGtkPrintDialog
	75	//----------------------------------------------------------------------------
	76
	77	class WXDLLIMPEXP_CORE wxGtkPrintDialog: public wxPrintDialogBase
	78	{
	79	public:
	80	wxGtkPrintDialog( wxWindow *parent,
	81	wxPrintDialogData* data = NULL );
	82	wxGtkPrintDialog( wxWindow parent, wxPrintData data);
	83	virtual ~wxGtkPrintDialog();
	84
	85	wxPrintData& GetPrintData()
	86	{ return m_printDialogData.GetPrintData(); }
	87	wxPrintDialogData& GetPrintDialogData()
	88	{ return m_printDialogData; }
	89
	90	wxDC *GetPrintDC() { return m_dc; }
	91	void SetPrintDC(wxDC * printDC) { m_dc = printDC; }
	92
	93	virtual int ShowModal();
	94
	95	virtual bool Validate() { return true; }
	96	virtual bool TransferDataToWindow() { return true; }
	97	virtual bool TransferDataFromWindow() { return true; }
	98
	99	void SetShowDialog(bool show) { m_showDialog = show; }
	100	bool GetShowDialog() { return m_showDialog; }
	101
	102	protected:
	103	// Implement some base class methods to do nothing to avoid asserts and
	104	// GTK warnings, since this is not a real wxDialog.
	105	virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
	106	int WXUNUSED(width), int WXUNUSED(height),
	107	int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
	108	virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
	109	int WXUNUSED(width), int WXUNUSED(height)) {}
	110
	111	private:
	112	wxPrintDialogData m_printDialogData;
	113	wxWindow *m_parent;
	114	bool m_showDialog;
	115	wxDC *m_dc;
	116
	117	DECLARE_DYNAMIC_CLASS(wxGtkPrintDialog)
	118	};
	119
	120	//----------------------------------------------------------------------------
	121	// wxGtkPageSetupDialog
	122	//----------------------------------------------------------------------------
	123
	124	class WXDLLIMPEXP_CORE wxGtkPageSetupDialog: public wxPageSetupDialogBase
125	{
126	public:
127	wxGtkPageSetupDialog( wxWindow *parent,
128	wxPageSetupDialogData* data = NULL );
129	virtual ~wxGtkPageSetupDialog();
130
131	virtual wxPageSetupDialogData& GetPageSetupDialogData() { return m_pageDialogData; }
132
133	virtual int ShowModal();
134
135	virtual bool Validate() { return true; }
136	virtual bool TransferDataToWindow() { return true; }
137	virtual bool TransferDataFromWindow() { return true; }
138
139	protected:
140	// Implement some base class methods to do nothing to avoid asserts and
141	// GTK warnings, since this is not a real wxDialog.
142	virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
143	int WXUNUSED(width), int WXUNUSED(height),
144	int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
145	virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
146	int WXUNUSED(width), int WXUNUSED(height)) {}
147
148	private:
149	wxPageSetupDialogData m_pageDialogData;
150	wxWindow *m_parent;
151
152	DECLARE_DYNAMIC_CLASS(wxGtkPageSetupDialog)
153	};
154
155	//----------------------------------------------------------------------------
156	// wxGtkPrinter
157	//----------------------------------------------------------------------------
158
159	class WXDLLIMPEXP_CORE wxGtkPrinter : public wxPrinterBase
160	{
161	public:
162	wxGtkPrinter(wxPrintDialogData *data = NULL);
163	virtual ~wxGtkPrinter();
164
165	virtual bool Print(wxWindow *parent,
166	wxPrintout *printout,
167	bool prompt = true);
168	virtual wxDC* PrintDialog(wxWindow *parent);
169	virtual bool Setup(wxWindow *parent);
170
171	GtkPrintContext *GetPrintContext() { return m_gpc; }
172	void SetPrintContext(GtkPrintContext *context) {m_gpc = context;}
173	void BeginPrint(wxPrintout printout, GtkPrintOperation operation, GtkPrintContext *context);
174	void DrawPage(wxPrintout printout, GtkPrintOperation operation, GtkPrintContext *context, int page_nr);
175
176	private:
177	GtkPrintContext *m_gpc;
fa034c45 RR	178	wxDC *m_dc;
	179
	180	DECLARE_DYNAMIC_CLASS(wxGtkPrinter)
	181	DECLARE_NO_COPY_CLASS(wxGtkPrinter)
	182	};
	183
	184	//----------------------------------------------------------------------------
	185	// wxGtkPrintNativeData
	186	//----------------------------------------------------------------------------
	187
	188	class WXDLLIMPEXP_CORE wxGtkPrintNativeData : public wxPrintNativeDataBase
	189	{
	190	public:
	191	wxGtkPrintNativeData();
	192	virtual ~wxGtkPrintNativeData();
	193
	194	virtual bool TransferTo( wxPrintData &data );
	195	virtual bool TransferFrom( const wxPrintData &data );
	196
	197	virtual bool Ok() const { return IsOk(); }
	198	virtual bool IsOk() const { return true; }
	199
	200	GtkPrintSettings* GetPrintConfig() { return m_config; }
	201	void SetPrintConfig( GtkPrintSettings * config );
	202
	203	void SetPrintJob( GtkPrintOperation *job ) { m_job = job; }
	204	GtkPrintOperation* GetPrintJob() { return m_job; }
	205
	206	GtkPrintContext *GetPrintContext() { return m_context; }
	207	void SetPrintContext(GtkPrintContext *context) {m_context = context; }
	208
	209
	210	GtkPageSetup* GetPageSetupFromSettings(GtkPrintSettings* settings);
	211	void SetPageSetupToSettings(GtkPrintSettings* settings, GtkPageSetup* page_setup);
	212
	213	private:
	214	GtkPrintSettings *m_config;
	215	GtkPrintOperation *m_job;
	216	GtkPrintContext *m_context;
	217
	218	DECLARE_DYNAMIC_CLASS(wxGtkPrintNativeData)
	219	};
	220
	221	//-----------------------------------------------------------------------------
c8ddadff	222	// wxGtkPrinterDC
fa034c45 RR	223	//-----------------------------------------------------------------------------
fa034c45 RR	224
4f37154e RR	225	#if wxUSE_NEW_DC
	226	class WXDLLIMPEXP_CORE wxGtkPrinterImplDC : public wxImplDC
	227	#else
	228	#define wxGtkPrinterImplDC wxGtkPrinterDC
	229	class WXDLLIMPEXP_CORE wxGtkPrinterDC : public wxDC
	230	#endif
fa034c45 RR	231	{
fa034c45 RR	232	public:
4f37154e RR	233	#if wxUSE_NEW_DC
	234	wxGtkPrinterImplDC( wxPrinterDC *owner, const wxPrintData& data );
	235	#else
c8ddadff	236	wxGtkPrinterDC( const wxPrintData& data );
4f37154e RR	237	#endif
4f37154e RR	238	virtual ~wxGtkPrinterImplDC();
fa034c45 RR	239
	240	bool Ok() const { return IsOk(); }
	241	bool IsOk() const;
	242
	243	bool CanDrawBitmap() const { return true; }
	244	void Clear();
	245	void SetFont( const wxFont& font );
	246	void SetPen( const wxPen& pen );
	247	void SetBrush( const wxBrush& brush );
	248	void SetLogicalFunction( int function );
	249	void SetBackground( const wxBrush& brush );
	250	void DestroyClippingRegion();
	251	bool StartDoc(const wxString& message);
	252	void EndDoc();
	253	void StartPage();
	254	void EndPage();
	255	wxCoord GetCharHeight() const;
	256	wxCoord GetCharWidth() const;
	257	bool CanGetTextExtent() const { return true; }
	258	wxSize GetPPI() const;
fa034c45	259	virtual int GetDepth() const { return 24; }
a9312950	260	void SetBackgroundMode(int mode);
fa034c45	261	void SetPalette(const wxPalette& WXUNUSED(palette)) { }
a9312950	262	void SetResolution(int ppi);
4f37154e RR	263
	264	// overriden for wxPrinterDC Impl
	265	virtual int GetResolution();
	266	virtual wxRect GetPaperRect();
fa034c45 RR	267
	268	protected:
	269	bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
	270	void DoGradientFillConcentric(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, const wxPoint& circleCenter);
	271	void DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection = wxEAST);
	272	bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
	273	void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
	274	void DoCrossHair(wxCoord x, wxCoord y);
	275	void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
	276	void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
	277	void DoDrawPoint(wxCoord x, wxCoord y);
	278	void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
	279	void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
	280	void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
	281	void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	282	void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
	283	void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	284	#if wxUSE_SPLINES
b0d7707b	285	void DoDrawSpline(const wxPointList *points);
c8ddadff	286	#endif
fa034c45 RR	287	bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
	288	wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
	289	wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
	290	void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
	291	void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false );
fa034c45 RR	292	void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
	293	void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
	294	void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	295	void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
	296	void DoGetTextExtent(const wxString& string, wxCoord x, wxCoord y,
	297	wxCoord descent = (wxCoord ) NULL,
	298	wxCoord externalLeading = (wxCoord ) NULL,
	299	const wxFont theFont = (wxFont ) NULL ) const;
	300	void DoGetSize(int* width, int* height) const;
	301	void DoGetSizeMM(int width, int height) const;
	302
	303	wxPrintData& GetPrintData() { return m_printData; }
	304	void SetPrintData(const wxPrintData& data);
	305
fa034c45	306	private:
fa034c45 RR	307	wxPrintData m_printData;
	308	PangoContext *m_context;
	309	PangoLayout *m_layout;
	310	PangoFontDescription *m_fontdesc;
	311	cairo_t *m_cairo;
	312
	313	unsigned char m_currentRed;
	314	unsigned char m_currentGreen;
	315	unsigned char m_currentBlue;
	316	unsigned char m_currentAlpha;
	317
a9312950 RR	318	GtkPrintContext *m_gpc;
	319	int m_resolution;
	320	double m_PS2DEV;
	321	double m_DEV2PS;
	322
4f37154e RR	323	DECLARE_DYNAMIC_CLASS(wxGtkPrinterImplDC)
4f37154e RR	324	DECLARE_NO_COPY_CLASS(wxGtkPrinterImplDC)
fa034c45 RR	325	};
	326
	327	// ----------------------------------------------------------------------------
	328	// wxGtkPrintPreview: programmer creates an object of this class to preview a
	329	// wxPrintout.
	330	// ----------------------------------------------------------------------------
	331
	332	class WXDLLIMPEXP_CORE wxGtkPrintPreview : public wxPrintPreviewBase
	333	{
	334	public:
	335	wxGtkPrintPreview(wxPrintout *printout,
	336	wxPrintout printoutForPrinting = (wxPrintout ) NULL,
	337	wxPrintDialogData data = (wxPrintDialogData ) NULL);
	338	wxGtkPrintPreview(wxPrintout *printout,
	339	wxPrintout *printoutForPrinting,
	340	wxPrintData *data);
	341
	342	virtual ~wxGtkPrintPreview();
	343
	344	virtual bool Print(bool interactive);
	345	virtual void DetermineScaling();
	346
	347	private:
	348	void Init(wxPrintout printout, wxPrintout printoutForPrinting);
	349
	350	DECLARE_CLASS(wxGtkPrintPreview)
	351	};
	352
	353	#endif
	354
	355	#endif