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Added support for most print page/selection/copies

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etc. options in the native GNOME dialog.
  Added support for printing rotated text and alpha
   channel images.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30594 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2004-11-17 21:56:02 +00:00
parent 8f7d7be817
commit b199de5962
2 changed files with 274 additions and 52 deletions
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163
src/gtk/gnome/gprint.cpp
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@@ -180,6 +180,19 @@ void wxGnomePrintDialog::Init()
m_widget = gnome_print_dialog_new( native->GetPrintJob(),
(guchar*)"Print",
GNOME_PRINT_DIALOG_RANGE|GNOME_PRINT_DIALOG_COPIES );
int flag = 0;
if (m_printDialogData.GetEnableSelection())
flag |= GNOME_PRINT_RANGE_SELECTION;
if (m_printDialogData.GetEnablePageNumbers())
flag |= GNOME_PRINT_RANGE_ALL|GNOME_PRINT_RANGE_RANGE;
gnome_print_dialog_construct_range_page( GNOME_PRINT_DIALOG( m_widget ),
flag,
m_printDialogData.GetMinPage(),
m_printDialogData.GetMaxPage(),
NULL,
NULL );
}
wxGnomePrintDialog::~wxGnomePrintDialog()
@@ -192,14 +205,43 @@ int wxGnomePrintDialog::ShowModal()
// Transfer data from m_printDalogData to dialog here
int response = gtk_dialog_run (GTK_DIALOG (m_widget));
if (response == GNOME_PRINT_DIALOG_RESPONSE_CANCEL)
{
gtk_widget_destroy(m_widget);
m_widget = NULL;
return wxID_CANCEL;
}
gint copies = 1;
gboolean collate = false;
gnome_print_dialog_get_copies( GNOME_PRINT_DIALOG(m_widget), &copies, &collate );
m_printDialogData.SetNoCopies( copies );
m_printDialogData.SetCollate( collate );
switch (gnome_print_dialog_get_range( GNOME_PRINT_DIALOG(m_widget) ))
{
case GNOME_PRINT_RANGE_SELECTION:
m_printDialogData.SetSelection( true );
break;
case GNOME_PRINT_RANGE_ALL:
m_printDialogData.SetAllPages( true );
m_printDialogData.SetFromPage( 0 );
m_printDialogData.SetToPage( 9999 );
break;
case GNOME_PRINT_RANGE_RANGE:
default:
gint start,end;
gnome_print_dialog_get_range_page( GNOME_PRINT_DIALOG(m_widget), &start, &end );
m_printDialogData.SetFromPage( start );
m_printDialogData.SetToPage( end );
break;
}
gtk_widget_destroy(m_widget);
m_widget = NULL;
if (response == GNOME_PRINT_DIALOG_RESPONSE_CANCEL)
return wxID_CANCEL;
// Transfer data back here
return wxID_OK;
}
@@ -283,8 +325,8 @@ bool wxGnomePrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
printout->SetPPIScreen( (int) ((ScreenPixels.GetWidth() * 25.4) / ScreenMM.GetWidth()),
(int) ((ScreenPixels.GetHeight() * 25.4) / ScreenMM.GetHeight()) );
printout->SetPPIPrinter( wxPostScriptDC::GetResolution(),
wxPostScriptDC::GetResolution() );
printout->SetPPIPrinter( wxGnomePrintDC::GetResolution(),
wxGnomePrintDC::GetResolution() );
printout->SetDC(dc);
@@ -295,22 +337,51 @@ bool wxGnomePrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
printout->SetPageSizeMM((int)w, (int)h);
printout->OnPreparePrinting();
printout->OnBeginPrinting();
// Get some parameters from the printout, if defined
int fromPage, toPage;
int minPage, maxPage;
printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
if (!printout->OnBeginDocument(0, 0))
if (maxPage == 0)
{
sm_lastError = wxPRINTER_ERROR;
return false;
}
else
printout->OnBeginPrinting();
int minPageNum = minPage, maxPageNum = maxPage;
if ( !m_printDialogData.GetAllPages() )
{
int pn;
for (pn = 1; pn <= 2; pn++)
minPageNum = m_printDialogData.GetFromPage();
maxPageNum = m_printDialogData.GetToPage();
}
int copyCount;
for ( copyCount = 1;
copyCount <= m_printDialogData.GetNoCopies();
copyCount++ )
{
if (!printout->OnBeginDocument(minPageNum, maxPageNum))
{
wxLogError(_("Could not start printing."));
sm_lastError = wxPRINTER_ERROR;
break;
}
int pn;
for ( pn = minPageNum;
pn <= maxPageNum && printout->HasPage(pn);
pn++ )
{
dc->StartPage();
printout->OnPrintPage(pn);
dc->EndPage();
}
printout->OnEndDocument();
printout->OnEndPrinting();
}
@@ -332,6 +403,7 @@ wxDC* wxGnomePrinter::PrintDialog( wxWindow *parent )
return NULL;
}
m_printDialogData = dialog.GetPrintDialogData();
return new wxGnomePrintDC( this );
}
@@ -534,6 +606,11 @@ void wxGnomePrintDC::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y,
}
void wxGnomePrintDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y )
{
DoDrawRotatedText( text, x, y, 0.0 );
}
void wxGnomePrintDC::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle)
{
x = XLOG2DEV(x);
y = YLOG2DEV(y);
@@ -569,7 +646,18 @@ void wxGnomePrintDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y )
unsigned char blue = m_textForegroundColour.Blue();
unsigned char green = m_textForegroundColour.Green();
// Set the equivalent PangoAttrStyle
if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue))
{
double redPS = (double)(red) / 255.0;
double bluePS = (double)(blue) / 255.0;
double greenPS = (double)(green) / 255.0;
gnome_print_setrgbcolor( m_gpc, redPS, bluePS, greenPS );
m_currentRed = red;
m_currentBlue = blue;
m_currentGreen = green;
}
}
int w,h;
@@ -599,7 +687,17 @@ void wxGnomePrintDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y )
#endif
// Draw layout.
gnome_print_moveto (m_gpc, x, y);
gnome_print_pango_layout( m_gpc, m_layout );
if (fabs(angle) > 0.00001)
{
gnome_print_gsave( m_gpc );
gnome_print_rotate( m_gpc, angle );
gnome_print_pango_layout( m_gpc, m_layout );
gnome_print_grestore( m_gpc );
}
else
{
gnome_print_pango_layout( m_gpc, m_layout );
}
// reset unscaled size
pango_font_description_set_size( m_fontdesc, oldSize );
@@ -620,23 +718,26 @@ void wxGnomePrintDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y )
#endif
// Draw layout.
gnome_print_moveto (m_gpc, x, y);
gnome_print_pango_layout( m_gpc, m_layout );
if (fabs(angle) > 0.00001)
{
gnome_print_gsave( m_gpc );
gnome_print_rotate( m_gpc, angle );
gnome_print_pango_layout( m_gpc, m_layout );
gnome_print_grestore( m_gpc );
}
else
{
gnome_print_pango_layout( m_gpc, m_layout );
}
}
if (underlined)
{
// undo underline attributes setting:
pango_layout_set_attributes(m_layout, NULL);
}
// CalcBoundingBox (x + width, y + height);
CalcBoundingBox (x, y);
}
void wxGnomePrintDC::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle)
{
CalcBoundingBox (x + w, y + h);
}
void wxGnomePrintDC::Clear()
@@ -764,12 +865,22 @@ void wxGnomePrintDC::EndPage()
wxCoord wxGnomePrintDC::GetCharHeight() const
{
return 0;
pango_layout_set_text( m_layout, "H", 1 );
int w,h;
pango_layout_get_pixel_size( m_layout, &w, &h );
return h;
}
wxCoord wxGnomePrintDC::GetCharWidth() const
{
return 0;
pango_layout_set_text( m_layout, "H", 1 );
int w,h;
pango_layout_get_pixel_size( m_layout, &w, &h );
return w;
}
void wxGnomePrintDC::DoGetTextExtent(const wxString& string, wxCoord *width, wxCoord *height,