wxWidgets/include/wx/gtk/print.h
2018-10-09 22:24:58 -07:00

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/////////////////////////////////////////////////////////////////////////////
// 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 ) wxOVERRIDE;
virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
wxPrintout *printout = NULL,
wxPrintDialogData *data = NULL ) wxOVERRIDE;
virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
wxPrintout *printout,
wxPrintData *data ) wxOVERRIDE;
virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
wxPrintDialogData *data = NULL ) wxOVERRIDE;
virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
wxPrintData *data ) wxOVERRIDE;
virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
wxPageSetupDialogData * data = NULL ) wxOVERRIDE;
virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ) wxOVERRIDE;
virtual bool HasPrintSetupDialog() wxOVERRIDE;
virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data ) wxOVERRIDE;
virtual bool HasOwnPrintToFile() wxOVERRIDE;
virtual bool HasPrinterLine() wxOVERRIDE;
virtual wxString CreatePrinterLine() wxOVERRIDE;
virtual bool HasStatusLine() wxOVERRIDE;
virtual wxString CreateStatusLine() wxOVERRIDE;
virtual wxPrintNativeDataBase *CreatePrintNativeData() wxOVERRIDE;
};
//----------------------------------------------------------------------------
// wxGtkPrintDialog
//----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxGtkPrintDialog: public wxPrintDialogBase
{
public:
wxGtkPrintDialog( wxWindow *parent,
wxPrintDialogData* data = NULL );
wxGtkPrintDialog( wxWindow *parent, wxPrintData* data);
virtual ~wxGtkPrintDialog();
wxPrintData& GetPrintData() wxOVERRIDE
{ return m_printDialogData.GetPrintData(); }
wxPrintDialogData& GetPrintDialogData() wxOVERRIDE
{ return m_printDialogData; }
wxDC *GetPrintDC() wxOVERRIDE;
virtual int ShowModal() wxOVERRIDE;
virtual bool Validate() wxOVERRIDE { return true; }
virtual bool TransferDataToWindow() wxOVERRIDE { return true; }
virtual bool TransferDataFromWindow() wxOVERRIDE { 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) wxOVERRIDE {}
virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
int WXUNUSED(width), int WXUNUSED(height)) wxOVERRIDE {}
private:
wxPrintDialogData m_printDialogData;
wxWindow *m_parent;
bool m_showDialog;
wxDECLARE_DYNAMIC_CLASS(wxGtkPrintDialog);
};
//----------------------------------------------------------------------------
// wxGtkPageSetupDialog
//----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxGtkPageSetupDialog: public wxPageSetupDialogBase
{
public:
wxGtkPageSetupDialog( wxWindow *parent,
wxPageSetupDialogData* data = NULL );
virtual ~wxGtkPageSetupDialog();
virtual wxPageSetupDialogData& GetPageSetupDialogData() wxOVERRIDE { return m_pageDialogData; }
virtual int ShowModal() wxOVERRIDE;
virtual bool Validate() wxOVERRIDE { return true; }
virtual bool TransferDataToWindow() wxOVERRIDE { return true; }
virtual bool TransferDataFromWindow() wxOVERRIDE { 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) wxOVERRIDE {}
virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
int WXUNUSED(width), int WXUNUSED(height)) wxOVERRIDE {}
private:
wxPageSetupDialogData m_pageDialogData;
wxWindow *m_parent;
wxDECLARE_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) wxOVERRIDE;
virtual wxDC* PrintDialog(wxWindow *parent) wxOVERRIDE;
virtual bool Setup(wxWindow *parent) wxOVERRIDE;
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;
wxDECLARE_DYNAMIC_CLASS(wxGtkPrinter);
wxDECLARE_NO_COPY_CLASS(wxGtkPrinter);
};
//----------------------------------------------------------------------------
// wxGtkPrintNativeData
//----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxGtkPrintNativeData : public wxPrintNativeDataBase
{
public:
wxGtkPrintNativeData();
virtual ~wxGtkPrintNativeData();
virtual bool TransferTo( wxPrintData &data ) wxOVERRIDE;
virtual bool TransferFrom( const wxPrintData &data ) wxOVERRIDE;
virtual bool Ok() const wxOVERRIDE { return IsOk(); }
virtual bool IsOk() const wxOVERRIDE { 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;
wxDECLARE_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 wxOVERRIDE;
virtual void* GetCairoContext() const wxOVERRIDE;
virtual void* GetHandle() const wxOVERRIDE;
bool CanDrawBitmap() const wxOVERRIDE { return true; }
void Clear() wxOVERRIDE;
void SetFont( const wxFont& font ) wxOVERRIDE;
void SetPen( const wxPen& pen ) wxOVERRIDE;
void SetBrush( const wxBrush& brush ) wxOVERRIDE;
void SetLogicalFunction( wxRasterOperationMode function ) wxOVERRIDE;
void SetBackground( const wxBrush& brush ) wxOVERRIDE;
void DestroyClippingRegion() wxOVERRIDE;
bool StartDoc(const wxString& message) wxOVERRIDE;
void EndDoc() wxOVERRIDE;
void StartPage() wxOVERRIDE;
void EndPage() wxOVERRIDE;
wxCoord GetCharHeight() const wxOVERRIDE;
wxCoord GetCharWidth() const wxOVERRIDE;
bool CanGetTextExtent() const wxOVERRIDE { return true; }
wxSize GetPPI() const wxOVERRIDE;
virtual int GetDepth() const wxOVERRIDE { return 24; }
void SetBackgroundMode(int mode) wxOVERRIDE;
#if wxUSE_PALETTE
void SetPalette(const wxPalette& WXUNUSED(palette)) wxOVERRIDE { }
#endif
void SetResolution(int ppi);
// overridden for wxPrinterDC Impl
virtual int GetResolution() const wxOVERRIDE;
virtual wxRect GetPaperRect() const wxOVERRIDE;
protected:
bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col,
wxFloodFillStyle style=wxFLOOD_SURFACE ) wxOVERRIDE;
void DoGradientFillConcentric(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, const wxPoint& circleCenter) wxOVERRIDE;
void DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection = wxEAST) wxOVERRIDE;
bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const wxOVERRIDE;
void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) wxOVERRIDE;
void DoCrossHair(wxCoord x, wxCoord y) wxOVERRIDE;
void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc) wxOVERRIDE;
void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea) wxOVERRIDE;
void DoDrawPoint(wxCoord x, wxCoord y) wxOVERRIDE;
void DoDrawLines(int n, const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0) wxOVERRIDE;
void DoDrawPolygon(int n, const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE) wxOVERRIDE;
void DoDrawPolyPolygon(int n, const int count[], const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE) wxOVERRIDE;
void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) wxOVERRIDE;
void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0) wxOVERRIDE;
void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height) wxOVERRIDE;
#if wxUSE_SPLINES
void DoDrawSpline(const wxPointList *points) wxOVERRIDE;
#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) wxOVERRIDE;
void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y ) wxOVERRIDE;
void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false ) wxOVERRIDE;
void DoDrawText(const wxString& text, wxCoord x, wxCoord y ) wxOVERRIDE;
void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle) wxOVERRIDE;
void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height) wxOVERRIDE;
void DoSetDeviceClippingRegion( const wxRegion &WXUNUSED(clip) ) wxOVERRIDE
{
wxFAIL_MSG( "not implemented" );
}
void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
wxCoord *descent = NULL,
wxCoord *externalLeading = NULL,
const wxFont *theFont = NULL ) const wxOVERRIDE;
bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const wxOVERRIDE;
void DoGetSize(int* width, int* height) const wxOVERRIDE;
void DoGetSizeMM(int *width, int *height) const wxOVERRIDE;
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;
wxDECLARE_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) wxOVERRIDE;
virtual void DetermineScaling() wxOVERRIDE;
private:
void Init(wxPrintout *printout,
wxPrintout *printoutForPrinting,
wxPrintData *data);
// resolution to use in DPI
int m_resolution;
wxDECLARE_CLASS(wxGtkPrintPreview);
};
#endif // wxUSE_GTKPRINT
#endif // _WX_GTK_PRINT_H_