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

/////////////////////////////////////////////////////////////////////////////
// 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) { 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, 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_
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
d494613a	6	// Copyright: (c) Anthony Bretaudeau
fa034c45 RR	7	// Licence: wxWindows Licence
	8	/////////////////////////////////////////////////////////////////////////////
	9
	10	#ifndef _WX_GTK_PRINT_H_
	11	#define _WX_GTK_PRINT_H_
	12
	13	#include "wx/defs.h"
	14
	15	#if wxUSE_GTKPRINT
	16
	17	#include "wx/print.h"
	18	#include "wx/printdlg.h"
	19	#include "wx/prntbase.h"
	20	#include "wx/dc.h"
	21
	22	typedef struct _GtkPrintOperation GtkPrintOperation;
	23	typedef struct _GtkPrintContext GtkPrintContext;
	24	typedef struct _GtkPrintSettings GtkPrintSettings;
	25	typedef struct _GtkPageSetup GtkPageSetup;
	26
	27	typedef struct _cairo cairo_t;
	28
	29	//----------------------------------------------------------------------------
	30	// wxGtkPrintFactory
	31	//----------------------------------------------------------------------------
	32
	33	class wxGtkPrintFactory: public wxPrintFactory
	34	{
	35	public:
	36	virtual wxPrinterBase CreatePrinter( wxPrintDialogData data );
	37
	38	virtual wxPrintPreviewBase CreatePrintPreview( wxPrintout preview,
	39	wxPrintout *printout = NULL,
	40	wxPrintDialogData *data = NULL );
	41	virtual wxPrintPreviewBase CreatePrintPreview( wxPrintout preview,
	42	wxPrintout *printout,
	43	wxPrintData *data );
	44
	45	virtual wxPrintDialogBase CreatePrintDialog( wxWindow parent,
	46	wxPrintDialogData *data = NULL );
	47	virtual wxPrintDialogBase CreatePrintDialog( wxWindow parent,
	48	wxPrintData *data );
	49
	50	virtual wxPageSetupDialogBase CreatePageSetupDialog( wxWindow parent,
	51	wxPageSetupDialogData * data = NULL );
	52
888dde65	53	virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
fa034c45 RR	54
	55	virtual bool HasPrintSetupDialog();
	56	virtual wxDialog CreatePrintSetupDialog( wxWindow parent, wxPrintData *data );
	57	virtual bool HasOwnPrintToFile();
	58	virtual bool HasPrinterLine();
	59	virtual wxString CreatePrinterLine();
	60	virtual bool HasStatusLine();
	61	virtual wxString CreateStatusLine();
	62
	63	virtual wxPrintNativeDataBase *CreatePrintNativeData();
	64	};
	65
	66	//----------------------------------------------------------------------------
	67	// wxGtkPrintDialog
	68	//----------------------------------------------------------------------------
	69
	70	class WXDLLIMPEXP_CORE wxGtkPrintDialog: public wxPrintDialogBase
	71	{
	72	public:
	73	wxGtkPrintDialog( wxWindow *parent,
	74	wxPrintDialogData* data = NULL );
	75	wxGtkPrintDialog( wxWindow parent, wxPrintData data);
	76	virtual ~wxGtkPrintDialog();
	77
	78	wxPrintData& GetPrintData()
	79	{ return m_printDialogData.GetPrintData(); }
	80	wxPrintDialogData& GetPrintDialogData()
	81	{ return m_printDialogData; }
	82
	83	wxDC *GetPrintDC() { return m_dc; }
	84	void SetPrintDC(wxDC * printDC) { m_dc = printDC; }
	85
	86	virtual int ShowModal();
	87
	88	virtual bool Validate() { return true; }
	89	virtual bool TransferDataToWindow() { return true; }
	90	virtual bool TransferDataFromWindow() { return true; }
	91
	92	void SetShowDialog(bool show) { m_showDialog = show; }
	93	bool GetShowDialog() { return m_showDialog; }
	94
	95	protected:
	96	// Implement some base class methods to do nothing to avoid asserts and
	97	// GTK warnings, since this is not a real wxDialog.
	98	virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
	99	int WXUNUSED(width), int WXUNUSED(height),
	100	int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
	101	virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
	102	int WXUNUSED(width), int WXUNUSED(height)) {}
	103
	104	private:
	105	wxPrintDialogData m_printDialogData;
	106	wxWindow *m_parent;
	107	bool m_showDialog;
	108	wxDC *m_dc;
	109
	110	DECLARE_DYNAMIC_CLASS(wxGtkPrintDialog)
	111	};
	112
	113	//----------------------------------------------------------------------------
	114	// wxGtkPageSetupDialog
	115	//----------------------------------------------------------------------------
	116
	117	class WXDLLIMPEXP_CORE wxGtkPageSetupDialog: public wxPageSetupDialogBase
118	{
119	public:
120	wxGtkPageSetupDialog( wxWindow *parent,
121	wxPageSetupDialogData* data = NULL );
122	virtual ~wxGtkPageSetupDialog();
123
124	virtual wxPageSetupDialogData& GetPageSetupDialogData() { return m_pageDialogData; }
125
126	virtual int ShowModal();
127
128	virtual bool Validate() { return true; }
129	virtual bool TransferDataToWindow() { return true; }
130	virtual bool TransferDataFromWindow() { return true; }
131
132	protected:
133	// Implement some base class methods to do nothing to avoid asserts and
134	// GTK warnings, since this is not a real wxDialog.
135	virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
136	int WXUNUSED(width), int WXUNUSED(height),
137	int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
138	virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
139	int WXUNUSED(width), int WXUNUSED(height)) {}
140
141	private:
142	wxPageSetupDialogData m_pageDialogData;
143	wxWindow *m_parent;
144
145	DECLARE_DYNAMIC_CLASS(wxGtkPageSetupDialog)
146	};
147
148	//----------------------------------------------------------------------------
149	// wxGtkPrinter
150	//----------------------------------------------------------------------------
151
152	class WXDLLIMPEXP_CORE wxGtkPrinter : public wxPrinterBase
153	{
154	public:
155	wxGtkPrinter(wxPrintDialogData *data = NULL);
156	virtual ~wxGtkPrinter();
157
158	virtual bool Print(wxWindow *parent,
159	wxPrintout *printout,
160	bool prompt = true);
161	virtual wxDC* PrintDialog(wxWindow *parent);
162	virtual bool Setup(wxWindow *parent);
163
164	GtkPrintContext *GetPrintContext() { return m_gpc; }
165	void SetPrintContext(GtkPrintContext *context) {m_gpc = context;}
166	void BeginPrint(wxPrintout printout, GtkPrintOperation operation, GtkPrintContext *context);
167	void DrawPage(wxPrintout printout, GtkPrintOperation operation, GtkPrintContext *context, int page_nr);
168
169	private:
170	GtkPrintContext *m_gpc;
fa034c45 RR	171	wxDC *m_dc;
	172
	173	DECLARE_DYNAMIC_CLASS(wxGtkPrinter)
c0c133e1	174	wxDECLARE_NO_COPY_CLASS(wxGtkPrinter);
fa034c45 RR	175	};
	176
	177	//----------------------------------------------------------------------------
	178	// wxGtkPrintNativeData
	179	//----------------------------------------------------------------------------
	180
	181	class WXDLLIMPEXP_CORE wxGtkPrintNativeData : public wxPrintNativeDataBase
	182	{
	183	public:
	184	wxGtkPrintNativeData();
	185	virtual ~wxGtkPrintNativeData();
	186
	187	virtual bool TransferTo( wxPrintData &data );
	188	virtual bool TransferFrom( const wxPrintData &data );
	189
	190	virtual bool Ok() const { return IsOk(); }
	191	virtual bool IsOk() const { return true; }
	192
	193	GtkPrintSettings* GetPrintConfig() { return m_config; }
	194	void SetPrintConfig( GtkPrintSettings * config );
	195
fa034c45	196	GtkPrintOperation* GetPrintJob() { return m_job; }
bb03d283	197	void SetPrintJob(GtkPrintOperation *job) { m_job = job; }
fa034c45 RR	198
	199	GtkPrintContext *GetPrintContext() { return m_context; }
	200	void SetPrintContext(GtkPrintContext *context) {m_context = context; }
	201
	202
	203	GtkPageSetup* GetPageSetupFromSettings(GtkPrintSettings* settings);
	204	void SetPageSetupToSettings(GtkPrintSettings* settings, GtkPageSetup* page_setup);
	205
	206	private:
bb03d283 VZ	207	// NB: m_config is created and owned by us, but the other objects are not
bb03d283 VZ	208	// and their accessors don't change their ref count.
fa034c45 RR	209	GtkPrintSettings *m_config;
	210	GtkPrintOperation *m_job;
	211	GtkPrintContext *m_context;
	212
	213	DECLARE_DYNAMIC_CLASS(wxGtkPrintNativeData)
	214	};
	215
	216	//-----------------------------------------------------------------------------
c8ddadff	217	// wxGtkPrinterDC
fa034c45 RR	218	//-----------------------------------------------------------------------------
fa034c45 RR	219
888dde65	220	class WXDLLIMPEXP_CORE wxGtkPrinterDCImpl : public wxDCImpl
fa034c45 RR	221	{
fa034c45 RR	222	public:
888dde65	223	wxGtkPrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
888dde65	224	virtual ~wxGtkPrinterDCImpl();
fa034c45 RR	225
	226	bool Ok() const { return IsOk(); }
	227	bool IsOk() const;
	228
0b822969	229	virtual void* GetCairoContext() const;
8e72f2cd RD	230	virtual void* GetHandle() const;
8e72f2cd RD	231
fa034c45 RR	232	bool CanDrawBitmap() const { return true; }
	233	void Clear();
	234	void SetFont( const wxFont& font );
	235	void SetPen( const wxPen& pen );
	236	void SetBrush( const wxBrush& brush );
89efaf2b	237	void SetLogicalFunction( wxRasterOperationMode function );
fa034c45 RR	238	void SetBackground( const wxBrush& brush );
	239	void DestroyClippingRegion();
	240	bool StartDoc(const wxString& message);
	241	void EndDoc();
	242	void StartPage();
	243	void EndPage();
	244	wxCoord GetCharHeight() const;
	245	wxCoord GetCharWidth() const;
	246	bool CanGetTextExtent() const { return true; }
	247	wxSize GetPPI() const;
fa034c45	248	virtual int GetDepth() const { return 24; }
a9312950	249	void SetBackgroundMode(int mode);
fa034c45	250	void SetPalette(const wxPalette& WXUNUSED(palette)) { }
a9312950	251	void SetResolution(int ppi);
6d52ca53	252
4c51a665	253	// overridden for wxPrinterDC Impl
6d52ca53 FM	254	virtual int GetResolution() const;
6d52ca53 FM	255	virtual wxRect GetPaperRect() const;
fa034c45 RR	256
fa034c45 RR	257	protected:
03647350	258	bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col,
89efaf2b	259	wxFloodFillStyle style=wxFLOOD_SURFACE );
fa034c45 RR	260	void DoGradientFillConcentric(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, const wxPoint& circleCenter);
	261	void DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection = wxEAST);
	262	bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
	263	void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
	264	void DoCrossHair(wxCoord x, wxCoord y);
	265	void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
	266	void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
	267	void DoDrawPoint(wxCoord x, wxCoord y);
4787c92d PC	268	void DoDrawLines(int n, const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
	269	void DoDrawPolygon(int n, const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE);
	270	void DoDrawPolyPolygon(int n, const int count[], const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE);
fa034c45 RR	271	void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	272	void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
	273	void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	274	#if wxUSE_SPLINES
b0d7707b	275	void DoDrawSpline(const wxPointList *points);
c8ddadff	276	#endif
fa034c45	277	bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
03647350	278	wxDC *source, wxCoord xsrc, wxCoord ysrc,
89efaf2b	279	wxRasterOperationMode rop = wxCOPY, bool useMask = false,
fa034c45 RR	280	wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
	281	void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
	282	void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false );
fa034c45 RR	283	void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
	284	void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
	285	void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
fdaad94e VZ	286	void DoSetDeviceClippingRegion( const wxRegion &WXUNUSED(clip) )
	287	{
	288	wxFAIL_MSG( "not implemented" );
	289	}
fa034c45	290	void DoGetTextExtent(const wxString& string, wxCoord x, wxCoord y,
d3b9f782 VZ	291	wxCoord *descent = NULL,
	292	wxCoord *externalLeading = NULL,
	293	const wxFont *theFont = NULL ) const;
fa034c45 RR	294	void DoGetSize(int* width, int* height) const;
	295	void DoGetSizeMM(int width, int height) const;
	296
	297	wxPrintData& GetPrintData() { return m_printData; }
	298	void SetPrintData(const wxPrintData& data);
	299
fa034c45	300	private:
fa034c45 RR	301	wxPrintData m_printData;
	302	PangoContext *m_context;
	303	PangoLayout *m_layout;
	304	PangoFontDescription *m_fontdesc;
	305	cairo_t *m_cairo;
	306
	307	unsigned char m_currentRed;
	308	unsigned char m_currentGreen;
	309	unsigned char m_currentBlue;
	310	unsigned char m_currentAlpha;
	311
a9312950 RR	312	GtkPrintContext *m_gpc;
	313	int m_resolution;
	314	double m_PS2DEV;
	315	double m_DEV2PS;
	316
888dde65	317	DECLARE_DYNAMIC_CLASS(wxGtkPrinterDCImpl)
c0c133e1	318	wxDECLARE_NO_COPY_CLASS(wxGtkPrinterDCImpl);
fa034c45 RR	319	};
	320
	321	// ----------------------------------------------------------------------------
	322	// wxGtkPrintPreview: programmer creates an object of this class to preview a
	323	// wxPrintout.
	324	// ----------------------------------------------------------------------------
	325
	326	class WXDLLIMPEXP_CORE wxGtkPrintPreview : public wxPrintPreviewBase
	327	{
	328	public:
	329	wxGtkPrintPreview(wxPrintout *printout,
d3b9f782 VZ	330	wxPrintout *printoutForPrinting = NULL,
d3b9f782 VZ	331	wxPrintDialogData *data = NULL);
fa034c45 RR	332	wxGtkPrintPreview(wxPrintout *printout,
	333	wxPrintout *printoutForPrinting,
	334	wxPrintData *data);
	335
	336	virtual ~wxGtkPrintPreview();
	337
	338	virtual bool Print(bool interactive);
	339	virtual void DetermineScaling();
	340
	341	private:
115be92b VZ	342	void Init(wxPrintout *printout,
	343	wxPrintout *printoutForPrinting,
	344	wxPrintData *data);
	345
	346	// resolution to use in DPI
	347	int m_resolution;
fa034c45 RR	348
	349	DECLARE_CLASS(wxGtkPrintPreview)
	350	};
	351
115be92b	352	#endif // wxUSE_GTKPRINT
fa034c45	353
115be92b	354	#endif // _WX_GTK_PRINT_H_