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Added creation of printer DC to printer factory.

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Added wxPrintData ctor to wxGnomePrintDC.
Added wxGnomePrintPreview.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42345 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart 2006-10-24 15:41:39 +00:00
parent 049e9de730
commit 147bf2639f
4 changed files with 173 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
include/wx/gtk/gnome/gprint.h
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@ -78,6 +78,8 @@ public:
virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
wxPageSetupDialogData * data = NULL );
virtual wxDC* CreatePrinterDC( const wxPrintData& data );
virtual bool HasPrintSetupDialog();
virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
virtual bool HasOwnPrintToFile();
@ -199,6 +201,7 @@ class wxGnomePrintDC: public wxDC
{
public:
wxGnomePrintDC( wxGnomePrinter *printer );
wxGnomePrintDC( const wxPrintData& data );
virtual ~wxGnomePrintDC();
bool Ok() const { return IsOk(); }
@ -275,6 +278,7 @@ private:
static float ms_PSScaleFactor;
private:
wxPrintData m_printData;
PangoContext *m_context;
PangoLayout *m_layout;
PangoFontDescription *m_fontdesc;
@ -286,6 +290,7 @@ private:
wxGnomePrinter *m_printer;
GnomePrintContext *m_gpc;
GnomePrintJob* m_job; // only used and destroyed when created with wxPrintData
void makeEllipticalPath(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
@ -355,6 +360,34 @@ private:
DECLARE_NO_COPY_CLASS(wxGnomePrintDC)
};
// ----------------------------------------------------------------------------
// wxGnomePrintPreview: programmer creates an object of this class to preview a
// wxPrintout.
// ----------------------------------------------------------------------------
class wxGnomePreview : public wxPrintPreviewBase
{
public:
wxGnomePrintPreview(wxPrintout *printout,
wxPrintout *printoutForPrinting = (wxPrintout *) NULL,
wxPrintDialogData *data = (wxPrintDialogData *) NULL);
wxGnomePrintPreview(wxPrintout *printout,
wxPrintout *printoutForPrinting,
wxPrintData *data);
virtual ~wxGnomePrintPreview();
virtual bool Print(bool interactive);
virtual void DetermineScaling();
private:
void Init(wxPrintout *printout, wxPrintout *printoutForPrinting);
private:
DECLARE_CLASS(wxGnomePrintPreview)
};
#endif
// wxUSE_LIBGNOMEPRINT

4
include/wx/prntbase.h
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@ -77,6 +77,8 @@ public:
virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
wxPageSetupDialogData * data = NULL ) = 0;
virtual wxDC* CreatePrinterDC( const wxPrintData& data ) = 0;
// What to do and what to show in the wxPrintDialog
// a) Use the generic print setup dialog or a native one?
virtual bool HasPrintSetupDialog() = 0;
@ -119,6 +121,8 @@ public:
virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
wxPageSetupDialogData * data = NULL );
virtual wxDC* CreatePrinterDC( const wxPrintData& data );
virtual bool HasPrintSetupDialog();
virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
virtual bool HasOwnPrintToFile();

13
src/common/prntbase.cpp
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@ -43,6 +43,7 @@
#include "wx/prntbase.h"
#include "wx/printdlg.h"
#include "wx/print.h"
#include "wx/dcprint.h"
#include <stdlib.h>
#include <string.h>
@ -54,6 +55,7 @@
#include "wx/mac/private/print.h"
#else
#include "wx/generic/prntdlgg.h"
#include "wx/dcps.h"
#endif
#ifdef __WXMSW__
@ -201,6 +203,17 @@ wxDialog *wxNativePrintFactory::CreatePrintSetupDialog( wxWindow *parent,
#endif
}
wxDC* wxNativePrintFactory::CreatePrinterDC( const wxPrintData& data )
{
#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
return new wxPrinterDC(data);
#elif defined(__WXMAC__)
return new wxPrinterDC(data);
#else
return new wxPrinterDC(data);
#endif
}
bool wxNativePrintFactory::HasOwnPrintToFile()
{
// Only relevant for PostScript and here the

125
src/gtk/gnome/gprint.cpp
View File

@ -309,14 +309,14 @@ wxPrintPreviewBase *wxGnomePrintFactory::CreatePrintPreview( wxPrintout *preview
wxPrintout *printout,
wxPrintDialogData *data )
{
return new wxPostScriptPrintPreview( preview, printout, data );
return new wxGnomePrintPreview( preview, printout, data );
}
wxPrintPreviewBase *wxGnomePrintFactory::CreatePrintPreview( wxPrintout *preview,
wxPrintout *printout,
wxPrintData *data )
{
return new wxPostScriptPrintPreview( preview, printout, data );
return new wxGnomePrintPreview( preview, printout, data );
}
wxPrintDialogBase *wxGnomePrintFactory::CreatePrintDialog( wxWindow *parent,
@ -354,6 +354,11 @@ wxDialog *wxGnomePrintFactory::CreatePrintSetupDialog( wxWindow *parent, wxPrint
return NULL;
}
wxDC* wxGnomePrintFactory::CreatePrinterDC( const wxPrintData& data )
{
return new wxGnomePrintDC(data);
}
bool wxGnomePrintFactory::HasOwnPrintToFile()
{
return true;
@ -835,6 +840,7 @@ wxGnomePrintDC::wxGnomePrintDC( wxGnomePrinter *printer )
m_printer = printer;
m_gpc = printer->GetPrintContext();
m_job = NULL; // only used and destroyed when created with wxPrintData
m_layout = gs_lgp->gnome_print_pango_create_layout( m_gpc );
m_fontdesc = pango_font_description_from_string( "Sans 12" );
@ -847,8 +853,33 @@ wxGnomePrintDC::wxGnomePrintDC( wxGnomePrinter *printer )
m_signY = -1; // default y-axis bottom up -> top down
}
wxGnomePrintDC::wxGnomePrintDC( const wxPrintData& data )
{
m_printer = NULL;
m_printData = data;
wxGnomePrintNativeData *native =
(wxGnomePrintNativeData*) m_printData.GetNativeData();
GnomePrintJob *job = gs_lgp->gnome_print_job_new( native->GetPrintConfig() );
m_gpc = gs_lgp->gnome_print_job_get_context (job);
m_job = job; // only used and destroyed when created with wxPrintData
m_layout = gs_lgp->gnome_print_pango_create_layout( m_gpc );
m_fontdesc = pango_font_description_from_string( "Sans 12" );
m_currentRed = 0;
m_currentBlue = 0;
m_currentGreen = 0;
m_signX = 1; // default x-axis left to right
m_signY = -1; // default y-axis bottom up -> top down
}
wxGnomePrintDC::~wxGnomePrintDC()
{
if (m_job)
g_object_unref (job);
}
bool wxGnomePrintDC::IsOk() const
@ -1839,5 +1870,95 @@ void wxGnomePrintModule::OnExit()
IMPLEMENT_DYNAMIC_CLASS(wxGnomePrintModule, wxModule)
// ----------------------------------------------------------------------------
// Print preview
// ----------------------------------------------------------------------------
IMPLEMENT_CLASS(wxGnomePrintPreview, wxPrintPreviewBase)
void wxGnomePrintPreview::Init(wxPrintout * WXUNUSED(printout),
wxPrintout * WXUNUSED(printoutForPrinting))
{
DetermineScaling();
}
wxGnomePrintPreview::wxGnomePrintPreview(wxPrintout *printout,
wxPrintout *printoutForPrinting,
wxPrintDialogData *data)
: wxPrintPreviewBase(printout, printoutForPrinting, data)
{
Init(printout, printoutForPrinting);
}
wxGnomePrintPreview::wxGnomePrintPreview(wxPrintout *printout,
wxPrintout *printoutForPrinting,
wxPrintData *data)
: wxPrintPreviewBase(printout, printoutForPrinting, data)
{
Init(printout, printoutForPrinting);
}
wxGnomePrintPreview::~wxGnomePrintPreview()
{
}
bool wxGnomePrintPreview::Print(bool interactive)
{
if (!m_printPrintout)
return false;
wxPrinter printer(& m_printDialogData);
return printer.Print(m_previewFrame, m_printPrintout, interactive);
}
void wxGnomePrintPreview::DetermineScaling()
{
wxPaperSize paperType = m_printDialogData.GetPrintData().GetPaperId();
if (paperType == wxPAPER_NONE)
paperType = wxPAPER_NONE;
wxPrintPaperType *paper = wxThePrintPaperDatabase->FindPaperType(paperType);
if (!paper)
paper = wxThePrintPaperDatabase->FindPaperType(wxPAPER_A4);
if (paper)
{
wxSize ScreenPixels = wxGetDisplaySize();
wxSize ScreenMM = wxGetDisplaySizeMM();
m_previewPrintout->SetPPIScreen( (int) ((ScreenPixels.GetWidth() * 25.4) / ScreenMM.GetWidth()),
(int) ((ScreenPixels.GetHeight() * 25.4) / ScreenMM.GetHeight()) );
m_previewPrintout->SetPPIPrinter(wxGnomePrintDC::GetResolution(), wxGnomePrintDC::GetResolution());
wxSize sizeDevUnits(paper->GetSizeDeviceUnits());
// TODO: get better resolution information from wxGnomePrintDC, if possible.
sizeDevUnits.x = (wxCoord)((float)sizeDevUnits.x * wxGnomePrintDC::GetResolution() / 72.0);
sizeDevUnits.y = (wxCoord)((float)sizeDevUnits.y * wxGnomePrintDC::GetResolution() / 72.0);
wxSize sizeTenthsMM(paper->GetSize());
wxSize sizeMM(sizeTenthsMM.x / 10, sizeTenthsMM.y / 10);
// If in landscape mode, we need to swap the width and height.
if ( m_printDialogData.GetPrintData().GetOrientation() == wxLANDSCAPE )
{
m_pageWidth = sizeDevUnits.y;
m_pageHeight = sizeDevUnits.x;
m_previewPrintout->SetPageSizeMM(sizeMM.y, sizeMM.x);
m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight);
}
else
{
m_pageWidth = sizeDevUnits.x;
m_pageHeight = sizeDevUnits.y;
m_previewPrintout->SetPageSizeMM(sizeMM.x, sizeMM.y);
m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight);
}
// At 100%, the page should look about page-size on the screen.
m_previewScale = (float)0.8 * 72.0 / (float)wxGnomePrintDC::GetResolution();
}
}
#endif
// wxUSE_LIBGNOMEPRINT