Fix return value of wxCountingOutputStream::LastWrite().

[wxWidgets.git] / src / gtk / print.cpp

diff --git a/src/gtk/print.cpp b/src/gtk/print.cpp
index aefd2c2073185f38da7d450bc528a72ec04be6f7..6076ef552fadeef910f45033c3c0750e51e2ddc1 100644 (file)
--- a/src/gtk/print.cpp
+++ b/src/gtk/print.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        wx/gtk/print.cpp
+// Name:        src/gtk/print.cpp

 // Author:      Anthony Bretaudeau
 // Purpose:     GTK printing support
 // Created:     2007-08-25
 // Author:      Anthony Bretaudeau
 // Purpose:     GTK printing support
 // Created:     2007-08-25


@@ -31,12 +31,19 @@
 #endif
 
 #include "wx/fontutil.h"
 #endif
 
 #include "wx/fontutil.h"

-#include "wx/gtk/private.h"

 #include "wx/dynlib.h"
 #include "wx/paper.h"
 #include "wx/dynlib.h"
 #include "wx/paper.h"

+#include "wx/scopeguard.h"
+#include "wx/testing.h"

 
 #include <gtk/gtk.h>
 
 #include <gtk/gtk.h>

+
+#if GTK_CHECK_VERSION(2,14,0)

 #include <gtk/gtkunixprint.h>
 #include <gtk/gtkunixprint.h>

+#else
+#include <gtk/gtkpagesetupunixdialog.h>
+#endif
+

 
 #if wxUSE_GRAPHICS_CONTEXT
 #include "wx/graphics.h"
 
 #if wxUSE_GRAPHICS_CONTEXT
 #include "wx/graphics.h"


@@ -51,7 +58,7 @@ wxFORCE_LINK_THIS_MODULE(gtk_print)
 
 #include "wx/gtk/private/object.h"
 
 
 #include "wx/gtk/private/object.h"
 

-// Usefull to convert angles from/to Rad to/from Deg.
+// Useful to convert angles from/to Rad to/from Deg.

 static const double RAD2DEG  = 180.0 / M_PI;
 static const double DEG2RAD  = M_PI / 180.0;
 
 static const double RAD2DEG  = 180.0 / M_PI;
 static const double DEG2RAD  = M_PI / 180.0;
 


@@ -69,7 +76,7 @@ public:
     {
 #if wxUSE_LIBGNOMEPRINT
         // This module must be initialized AFTER gnomeprint's one
     {
 #if wxUSE_LIBGNOMEPRINT
         // This module must be initialized AFTER gnomeprint's one

-        AddDependency(CLASSINFO(wxGnomePrintModule));
+        AddDependency(wxCLASSINFO(wxGnomePrintModule));

 #endif
     }
     bool OnInit();
 #endif
     }
     bool OnInit();


@@ -81,8 +88,12 @@ private:
 
 bool wxGtkPrintModule::OnInit()
 {
 
 bool wxGtkPrintModule::OnInit()
 {

+#ifndef __WXGTK3__

     if (gtk_check_version(2,10,0) == NULL)
     if (gtk_check_version(2,10,0) == NULL)

+#endif
+    {

         wxPrintFactory::SetPrintFactory( new wxGtkPrintFactory );
         wxPrintFactory::SetPrintFactory( new wxGtkPrintFactory );

+    }

     return true;
 }
 
     return true;
 }
 


@@ -225,13 +236,12 @@ IMPLEMENT_CLASS(wxGtkPrintNativeData, wxPrintNativeDataBase)
 wxGtkPrintNativeData::wxGtkPrintNativeData()
 {
     m_config = gtk_print_settings_new();
 wxGtkPrintNativeData::wxGtkPrintNativeData()
 {
     m_config = gtk_print_settings_new();

-    m_job = gtk_print_operation_new();
+    m_job = NULL;

     m_context = NULL;
 }
 
 wxGtkPrintNativeData::~wxGtkPrintNativeData()
 {
     m_context = NULL;
 }
 
 wxGtkPrintNativeData::~wxGtkPrintNativeData()
 {

-    g_object_unref(m_job);

     g_object_unref(m_config);
 }
 
     g_object_unref(m_config);
 }
 


@@ -614,7 +624,7 @@ wxGtkPrintDialog::~wxGtkPrintDialog()
 // This is called even if we actually don't want the dialog to appear.
 int wxGtkPrintDialog::ShowModal()
 {
 // This is called even if we actually don't want the dialog to appear.
 int wxGtkPrintDialog::ShowModal()
 {

-    GtkPrintOperationResult response;
+    WX_TESTING_SHOW_MODAL_HOOK();

 
     // We need to restore the settings given in the constructor.
     wxPrintData data = m_printDialogData.GetPrintData();
 
     // We need to restore the settings given in the constructor.
     wxPrintData data = m_printDialogData.GetPrintData();


@@ -649,10 +659,17 @@ int wxGtkPrintDialog::ShowModal()
 
     // Show the dialog if needed.
     GError* gError = NULL;
 
     // Show the dialog if needed.
     GError* gError = NULL;

-    if (GetShowDialog())
-        response = gtk_print_operation_run (printOp, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG, GTK_WINDOW(gtk_widget_get_toplevel(m_parent->m_widget) ), &gError);
-    else
-        response = gtk_print_operation_run (printOp, GTK_PRINT_OPERATION_ACTION_PRINT, GTK_WINDOW(gtk_widget_get_toplevel(m_parent->m_widget)), &gError);
+    GtkPrintOperationResult response = gtk_print_operation_run
+                                       (
+                                           printOp,
+                                           GetShowDialog()
+                                            ? GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG
+                                            : GTK_PRINT_OPERATION_ACTION_PRINT,
+                                           m_parent
+                                            ? GTK_WINDOW(gtk_widget_get_toplevel(m_parent->m_widget))
+                                            : NULL,
+                                           &gError
+                                       );

 
     // Does everything went well?
     if (response == GTK_PRINT_OPERATION_RESULT_CANCEL)
 
     // Does everything went well?
     if (response == GTK_PRINT_OPERATION_RESULT_CANCEL)


@@ -661,8 +678,8 @@ int wxGtkPrintDialog::ShowModal()
     }
     else if (response == GTK_PRINT_OPERATION_RESULT_ERROR)
     {
     }
     else if (response == GTK_PRINT_OPERATION_RESULT_ERROR)
     {

+        wxLogError(_("Error while printing: ") + wxString(gError ? gError->message : "???"));

         g_error_free (gError);
         g_error_free (gError);

-        wxLogError(_("Error while printing: ") + wxString::Format(_("%s"), gError->message));

         return wxID_NO; // We use wxID_NO because there is no wxID_ERROR available
     }
 
         return wxID_NO; // We use wxID_NO because there is no wxID_ERROR available
     }
 


@@ -733,6 +750,8 @@ wxGtkPageSetupDialog::~wxGtkPageSetupDialog()
 
 int wxGtkPageSetupDialog::ShowModal()
 {
 
 int wxGtkPageSetupDialog::ShowModal()
 {

+    WX_TESTING_SHOW_MODAL_HOOK();
+

     // Get the config.
     m_pageDialogData.GetPrintData().ConvertToNative();
     wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) m_pageDialogData.GetPrintData().GetNativeData();
     // Get the config.
     m_pageDialogData.GetPrintData().ConvertToNative();
     wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) m_pageDialogData.GetPrintData().GetNativeData();


@@ -765,7 +784,9 @@ int wxGtkPageSetupDialog::ShowModal()
         title = _("Page Setup");
     GtkWidget *
         dlg = gtk_page_setup_unix_dialog_new(title.utf8_str(),
         title = _("Page Setup");
     GtkWidget *
         dlg = gtk_page_setup_unix_dialog_new(title.utf8_str(),

-                                             GTK_WINDOW(m_parent->m_widget));
+                                             m_parent
+                                                ? GTK_WINDOW(m_parent->m_widget)
+                                                : NULL);

 
     gtk_page_setup_unix_dialog_set_print_settings(
         GTK_PAGE_SETUP_UNIX_DIALOG(dlg), nativeData);
 
     gtk_page_setup_unix_dialog_set_print_settings(
         GTK_PAGE_SETUP_UNIX_DIALOG(dlg), nativeData);


@@ -888,7 +909,10 @@ bool wxGtkPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
     wxPrintData printdata = GetPrintDialogData().GetPrintData();
     wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) printdata.GetNativeData();
 
     wxPrintData printdata = GetPrintDialogData().GetPrintData();
     wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) printdata.GetNativeData();
 

-    GtkPrintOperation * const printOp = native->GetPrintJob();
+    wxGtkObject<GtkPrintOperation> printOp(gtk_print_operation_new());
+    native->SetPrintJob(printOp);
+    wxON_BLOCK_EXIT_OBJ1(*native, wxGtkPrintNativeData::SetPrintJob,
+                         static_cast<GtkPrintOperation*>(NULL));

 
     wxPrinterToGtkData dataToSend;
     dataToSend.printer = this;
 
     wxPrinterToGtkData dataToSend;
     dataToSend.printer = this;


@@ -1160,8 +1184,6 @@ wxGtkPrinterDCImpl::wxGtkPrinterDCImpl(wxPrinterDC *owner, const wxPrintData& da
 #if wxCAIRO_SCALE
     m_PS2DEV = 1.0;
     m_DEV2PS = 1.0;
 #if wxCAIRO_SCALE
     m_PS2DEV = 1.0;
     m_DEV2PS = 1.0;

-
-    cairo_scale( m_cairo, 72.0 / (double)m_resolution, 72.0 / (double)m_resolution );

 #else
     m_PS2DEV = (double)m_resolution / 72.0;
     m_DEV2PS = 72.0 / (double)m_resolution;
 #else
     m_PS2DEV = (double)m_resolution / 72.0;
     m_DEV2PS = 72.0 / (double)m_resolution;


@@ -1173,15 +1195,6 @@ wxGtkPrinterDCImpl::wxGtkPrinterDCImpl(wxPrinterDC *owner, const wxPrintData& da
 
     m_signX = 1;  // default x-axis left to right.
     m_signY = 1;  // default y-axis bottom up -> top down.
 
     m_signX = 1;  // default x-axis left to right.
     m_signY = 1;  // default y-axis bottom up -> top down.

-
-    // By default the origin of the Cairo context is in the upper left
-    // corner of the printable area. We need to translate it so that it
-    // is in the upper left corner of the paper (without margins)
-    GtkPageSetup *setup = gtk_print_context_get_page_setup( m_gpc );
-    gdouble ml, mt;
-    ml = gtk_page_setup_get_left_margin (setup, GTK_UNIT_POINTS);
-    mt = gtk_page_setup_get_top_margin (setup, GTK_UNIT_POINTS);
-    cairo_translate(m_cairo, -ml, -mt);

 }
 
 wxGtkPrinterDCImpl::~wxGtkPrinterDCImpl()
 }
 
 wxGtkPrinterDCImpl::~wxGtkPrinterDCImpl()


@@ -1200,6 +1213,11 @@ void* wxGtkPrinterDCImpl::GetCairoContext() const
     return (void*) cairo_reference( m_cairo );
 }
 
     return (void*) cairo_reference( m_cairo );
 }
 

+void* wxGtkPrinterDCImpl::GetHandle() const
+{
+    return GetCairoContext();
+}
+

 bool wxGtkPrinterDCImpl::DoFloodFill(wxCoord WXUNUSED(x1),
                                wxCoord WXUNUSED(y1),
                                const wxColour& WXUNUSED(col),
 bool wxGtkPrinterDCImpl::DoFloodFill(wxCoord WXUNUSED(x1),
                                wxCoord WXUNUSED(y1),
                                const wxColour& WXUNUSED(col),


@@ -1439,7 +1457,7 @@ void wxGtkPrinterDCImpl::DoDrawPoint(wxCoord x, wxCoord y)
     CalcBoundingBox( x, y );
 }
 
     CalcBoundingBox( x, y );
 }
 

-void wxGtkPrinterDCImpl::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset)
+void wxGtkPrinterDCImpl::DoDrawLines(int n, const wxPoint points[], wxCoord xoffset, wxCoord yoffset)

 {
     if ( m_pen.IsTransparent() )
         return;
 {
     if ( m_pen.IsTransparent() )
         return;


@@ -1461,7 +1479,7 @@ void wxGtkPrinterDCImpl::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, w
     cairo_stroke ( m_cairo);
 }
 
     cairo_stroke ( m_cairo);
 }
 

-void wxGtkPrinterDCImpl::DoDrawPolygon(int n, wxPoint points[],
+void wxGtkPrinterDCImpl::DoDrawPolygon(int n, const wxPoint points[],

                                        wxCoord xoffset, wxCoord yoffset,
                                        wxPolygonFillMode fillStyle)
 {
                                        wxCoord xoffset, wxCoord yoffset,
                                        wxPolygonFillMode fillStyle)
 {


@@ -1480,9 +1498,9 @@ void wxGtkPrinterDCImpl::DoDrawPolygon(int n, wxPoint points[],
     int i;
     for (i = 1; i < n; i++)
     {
     int i;
     for (i = 1; i < n; i++)
     {

-        int x = points[i].x + xoffset;
-        int y = points[i].y + yoffset;
-        cairo_line_to( m_cairo, XLOG2DEV(x), YLOG2DEV(y) );
+        int xx = points[i].x + xoffset;
+        int yy = points[i].y + yoffset;
+        cairo_line_to( m_cairo, XLOG2DEV(xx), YLOG2DEV(yy) );

     }
     cairo_close_path(m_cairo);
 
     }
     cairo_close_path(m_cairo);
 


@@ -1497,7 +1515,7 @@ void wxGtkPrinterDCImpl::DoDrawPolygon(int n, wxPoint points[],
     cairo_restore(m_cairo);
 }
 
     cairo_restore(m_cairo);
 }
 

-void wxGtkPrinterDCImpl::DoDrawPolyPolygon(int n, int count[], wxPoint points[],
+void wxGtkPrinterDCImpl::DoDrawPolyPolygon(int n, const int count[], const wxPoint points[],

                                            wxCoord xoffset, wxCoord yoffset,
                                            wxPolygonFillMode fillStyle)
 {
                                            wxCoord xoffset, wxCoord yoffset,
                                            wxPolygonFillMode fillStyle)
 {


@@ -1693,9 +1711,11 @@ void wxGtkPrinterDCImpl::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoor
     y = wxCoord(YLOG2DEV(y));
     int bw = bitmap.GetWidth();
     int bh = bitmap.GetHeight();
     y = wxCoord(YLOG2DEV(y));
     int bw = bitmap.GetWidth();
     int bh = bitmap.GetHeight();

+#ifndef __WXGTK3__

     wxBitmap bmpSource = bitmap;  // we need a non-const instance.
     if (!useMask && !bitmap.HasPixbuf() && bitmap.GetMask())
         bmpSource.SetMask(NULL);
     wxBitmap bmpSource = bitmap;  // we need a non-const instance.
     if (!useMask && !bitmap.HasPixbuf() && bitmap.GetMask())
         bmpSource.SetMask(NULL);

+#endif

 
     cairo_save(m_cairo);
 
 
     cairo_save(m_cairo);
 


@@ -1707,12 +1727,16 @@ void wxGtkPrinterDCImpl::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoor
     wxDouble scaleY = (wxDouble) YLOG2DEVREL(bh) / (wxDouble) bh;
     cairo_scale(m_cairo, scaleX, scaleY);
 
     wxDouble scaleY = (wxDouble) YLOG2DEVREL(bh) / (wxDouble) bh;
     cairo_scale(m_cairo, scaleX, scaleY);
 

+#ifdef __WXGTK3__
+    bitmap.Draw(m_cairo, 0, 0, useMask, &m_textForegroundColour, &m_textBackgroundColour);
+#else

     gdk_cairo_set_source_pixbuf(m_cairo, bmpSource.GetPixbuf(), 0, 0);
     cairo_pattern_set_filter(cairo_get_source(m_cairo), CAIRO_FILTER_NEAREST);
     // Use the original size here since the context is scaled already.
     cairo_rectangle(m_cairo, 0, 0, bw, bh);
     // Fill the rectangle using the pattern.
     cairo_fill(m_cairo);
     gdk_cairo_set_source_pixbuf(m_cairo, bmpSource.GetPixbuf(), 0, 0);
     cairo_pattern_set_filter(cairo_get_source(m_cairo), CAIRO_FILTER_NEAREST);
     // Use the original size here since the context is scaled already.
     cairo_rectangle(m_cairo, 0, 0, bw, bh);
     // Fill the rectangle using the pattern.
     cairo_fill(m_cairo);

+#endif

 
     CalcBoundingBox(0,0);
     CalcBoundingBox(bw,bh);
 
     CalcBoundingBox(0,0);
     CalcBoundingBox(bw,bh);


@@ -1732,25 +1756,12 @@ void wxGtkPrinterDCImpl::DoDrawRotatedText(const wxString& text, wxCoord x, wxCo
 
     angle = -angle;
 
 
     angle = -angle;
 

-    bool underlined = m_font.Ok() && m_font.GetUnderlined();
-

     const wxScopedCharBuffer data = text.utf8_str();
 
     const wxScopedCharBuffer data = text.utf8_str();
 

-    size_t datalen = strlen(data);
-    pango_layout_set_text( m_layout, data, datalen);
-
-    if (underlined)
-    {
-        PangoAttrList *attrs = pango_attr_list_new();
-        PangoAttribute *a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
-        a->start_index = 0;
-        a->end_index = datalen;
-        pango_attr_list_insert(attrs, a);
-        pango_layout_set_attributes(m_layout, attrs);
-        pango_attr_list_unref(attrs);
-    }
+    pango_layout_set_text(m_layout, data, data.length());

 
 

-    if (m_textForegroundColour.Ok())
+    const bool setAttrs = m_font.GTKSetPangoAttrs(m_layout);
+    if (m_textForegroundColour.IsOk())

     {
         unsigned char red = m_textForegroundColour.Red();
         unsigned char blue = m_textForegroundColour.Blue();
     {
         unsigned char red = m_textForegroundColour.Red();
         unsigned char blue = m_textForegroundColour.Blue();


@@ -1810,7 +1821,7 @@ void wxGtkPrinterDCImpl::DoDrawRotatedText(const wxString& text, wxCoord x, wxCo
 
     cairo_restore( m_cairo );
 
 
     cairo_restore( m_cairo );
 

-    if (underlined)
+    if (setAttrs)

     {
         // Undo underline attributes setting
         pango_layout_set_attributes(m_layout, NULL);
     {
         // Undo underline attributes setting
         pango_layout_set_attributes(m_layout, NULL);


@@ -1838,7 +1849,7 @@ void wxGtkPrinterDCImpl::SetFont( const wxFont& font )
 {
     m_font = font;
 
 {
     m_font = font;
 

-    if (m_font.Ok())
+    if (m_font.IsOk())

     {
         if (m_fontdesc)
             pango_font_description_free( m_fontdesc );
     {
         if (m_fontdesc)
             pango_font_description_free( m_fontdesc );


@@ -1855,7 +1866,7 @@ void wxGtkPrinterDCImpl::SetFont( const wxFont& font )
 
 void wxGtkPrinterDCImpl::SetPen( const wxPen& pen )
 {
 
 void wxGtkPrinterDCImpl::SetPen( const wxPen& pen )
 {

-    if (!pen.Ok()) return;
+    if (!pen.IsOk()) return;

 
     m_pen = pen;
 
 
     m_pen = pen;
 


@@ -1934,7 +1945,7 @@ void wxGtkPrinterDCImpl::SetPen( const wxPen& pen )
 
 void wxGtkPrinterDCImpl::SetBrush( const wxBrush& brush )
 {
 
 void wxGtkPrinterDCImpl::SetBrush( const wxBrush& brush )
 {

-    if (!brush.Ok()) return;
+    if (!brush.IsOk()) return;

 
     m_brush = brush;
 
 
     m_brush = brush;
 


@@ -2066,6 +2077,8 @@ void wxGtkPrinterDCImpl::DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width
 {
     cairo_rectangle ( m_cairo, XLOG2DEV(x), YLOG2DEV(y), XLOG2DEVREL(width), YLOG2DEVREL(height));
     cairo_clip(m_cairo);
 {
     cairo_rectangle ( m_cairo, XLOG2DEV(x), YLOG2DEV(y), XLOG2DEVREL(width), YLOG2DEVREL(height));
     cairo_clip(m_cairo);

+
+    wxDCImpl::DoSetClippingRegion(x, y, width, height);

 }
 
 void wxGtkPrinterDCImpl::DestroyClippingRegion()
 }
 
 void wxGtkPrinterDCImpl::DestroyClippingRegion()


@@ -2085,7 +2098,24 @@ void wxGtkPrinterDCImpl::EndDoc()
 
 void wxGtkPrinterDCImpl::StartPage()
 {
 
 void wxGtkPrinterDCImpl::StartPage()
 {

-    return;
+    // Notice that we may change the Cairo transformation matrix only here and
+    // not before (e.g. in wxGtkPrinterDCImpl ctor as we used to do) in order
+    // to not affect _gtk_print_context_rotate_according_to_orientation() which
+    // is used in GTK+ itself and wouldn't work correctly if we applied these
+    // transformations before it is called.
+
+    // By default the origin of the Cairo context is in the upper left
+    // corner of the printable area. We need to translate it so that it
+    // is in the upper left corner of the paper (without margins)
+    GtkPageSetup *setup = gtk_print_context_get_page_setup( m_gpc );
+    gdouble ml, mt;
+    ml = gtk_page_setup_get_left_margin (setup, GTK_UNIT_POINTS);
+    mt = gtk_page_setup_get_top_margin (setup, GTK_UNIT_POINTS);
+    cairo_translate(m_cairo, -ml, -mt);
+
+#if wxCAIRO_SCALE
+    cairo_scale( m_cairo, 72.0 / (double)m_resolution, 72.0 / (double)m_resolution );
+#endif

 }
 
 void wxGtkPrinterDCImpl::EndPage()
 }
 
 void wxGtkPrinterDCImpl::EndPage()


@@ -2143,8 +2173,8 @@ void wxGtkPrinterDCImpl::DoGetTextExtent(const wxString& string, wxCoord *width,
     {
         // scale the font and apply it
         PangoFontDescription *desc = theFont->GetNativeFontInfo()->description;
     {
         // scale the font and apply it
         PangoFontDescription *desc = theFont->GetNativeFontInfo()->description;

-        float size = pango_font_description_get_size(desc);
-        size = size * GetFontPointSizeAdjustment(72.0);
+        oldSize = pango_font_description_get_size(desc);
+        const float size = oldSize * GetFontPointSizeAdjustment(72.0);

         pango_font_description_set_size(desc, (gint)size);
 
         pango_layout_set_font_description(m_layout, desc);
         pango_font_description_set_size(desc, (gint)size);
 
         pango_layout_set_font_description(m_layout, desc);


@@ -2207,7 +2237,7 @@ void wxGtkPrinterDCImpl::SetPrintData(const wxPrintData& data)
     m_printData = data;
 }
 
     m_printData = data;
 }
 

-// overriden for wxPrinterDC Impl
+// overridden for wxPrinterDC Impl

 
 wxRect wxGtkPrinterDCImpl::GetPaperRect() const
 {
 
 wxRect wxGtkPrinterDCImpl::GetPaperRect() const
 {