///////////////////////////////////////////////////////////////////////////// // Name: wx/gtk/print.cpp // Author: Anthony Bretaudeau // Purpose: GTK printing support // Created: 2007-08-25 // RCS-ID: $Id: print.cpp,v 1 2007-08-25 05:44:44 PC Exp $ // Copyright: (c) 2007 wxWidgets development team // Licence: wxWindows Licence ///////////////////////////////////////////////////////////////////////////// // For compilers that support precompilation, includes "wx/wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif #if wxUSE_GTKPRINT #include "wx/gtk/print.h" #ifndef WX_PRECOMP #include "wx/log.h" #include "wx/dcmemory.h" #include "wx/icon.h" #include "wx/math.h" #include "wx/image.h" #include "wx/module.h" #endif #include "wx/fontutil.h" #include "wx/gtk/private.h" #include "wx/dynlib.h" #include "wx/paper.h" #include "wx/rawbmp.h" #include #include #include "wx/link.h" wxFORCE_LINK_THIS_MODULE(gtk_print) #if wxUSE_LIBGNOMEPRINT #include "wx/gtk/gnome/gprint.h" #endif // Usefull 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 wxCairoLibrary* gs_cairo = NULL; //---------------------------------------------------------------------------- // wxGtkPrintModule // Initialized when starting the app : if it successfully load the gtk-print framework, // it uses it. If not, it falls back to gnome print (see /gtk/gnome/gprint.cpp) then // to postscript if gnomeprint is not available. //---------------------------------------------------------------------------- class wxGtkPrintModule: public wxModule { public: wxGtkPrintModule() { #if wxUSE_LIBGNOMEPRINT // This module must be initialized AFTER gnomeprint's one AddDependency(CLASSINFO(wxGnomePrintModule)); #endif } bool OnInit(); void OnExit(); private: DECLARE_DYNAMIC_CLASS(wxGtkPrintModule) }; bool wxGtkPrintModule::OnInit() { gs_cairo = wxCairoLibrary::Get(); if (gs_cairo && gtk_check_version(2,10,0) == NULL) wxPrintFactory::SetPrintFactory( new wxGtkPrintFactory ); return true; } void wxGtkPrintModule::OnExit() { delete gs_cairo; } IMPLEMENT_DYNAMIC_CLASS(wxGtkPrintModule, wxModule) //---------------------------------------------------------------------------- // wxGtkPrintFactory //---------------------------------------------------------------------------- wxPrinterBase* wxGtkPrintFactory::CreatePrinter( wxPrintDialogData *data ) { return new wxGtkPrinter( data ); } wxPrintPreviewBase *wxGtkPrintFactory::CreatePrintPreview( wxPrintout *preview, wxPrintout *printout, wxPrintDialogData *data ) { return new wxGtkPrintPreview( preview, printout, data ); } wxPrintPreviewBase *wxGtkPrintFactory::CreatePrintPreview( wxPrintout *preview, wxPrintout *printout, wxPrintData *data ) { return new wxGtkPrintPreview( preview, printout, data ); } wxPrintDialogBase *wxGtkPrintFactory::CreatePrintDialog( wxWindow *parent, wxPrintDialogData *data ) { return new wxGtkPrintDialog( parent, data ); } wxPrintDialogBase *wxGtkPrintFactory::CreatePrintDialog( wxWindow *parent, wxPrintData *data ) { return new wxGtkPrintDialog( parent, data ); } wxPageSetupDialogBase *wxGtkPrintFactory::CreatePageSetupDialog( wxWindow *parent, wxPageSetupDialogData * data ) { return new wxGtkPageSetupDialog( parent, data ); } bool wxGtkPrintFactory::HasPrintSetupDialog() { return false; } wxDialog *wxGtkPrintFactory::CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data ) { return NULL; } wxDC* wxGtkPrintFactory::CreatePrinterDC( const wxPrintData& data ) { return new wxGtkPrintDC(data); } bool wxGtkPrintFactory::HasOwnPrintToFile() { return true; } bool wxGtkPrintFactory::HasPrinterLine() { return true; } wxString wxGtkPrintFactory::CreatePrinterLine() { // redundant now return wxEmptyString; } bool wxGtkPrintFactory::HasStatusLine() { // redundant now return true; } wxString wxGtkPrintFactory::CreateStatusLine() { // redundant now return wxEmptyString; } wxPrintNativeDataBase *wxGtkPrintFactory::CreatePrintNativeData() { return new wxGtkPrintNativeData; } //---------------------------------------------------------------------------- // Callback functions for Gtk Printings. //---------------------------------------------------------------------------- // We use it to pass useful objets to gtk printing callback functions. typedef struct { wxGtkPrinter * printer; wxPrintout * printout; } wxPrinterToGtkData; extern "C" { static void gtk_begin_print_callback (GtkPrintOperation *operation, GtkPrintContext *context, gpointer user_data) { wxPrinterToGtkData *data = (wxPrinterToGtkData *) user_data; data->printer->BeginPrint(data->printout, operation, context); } static void gtk_draw_page_print_callback (GtkPrintOperation *operation, GtkPrintContext *context, gint page_nr, gpointer user_data) { wxPrinterToGtkData *data = (wxPrinterToGtkData *) user_data; data->printer->DrawPage(data->printout, operation, context, page_nr); } static void gtk_end_print_callback (GtkPrintOperation *operation, GtkPrintContext *context, gpointer user_data) { wxPrintout *printout = (wxPrintout *) user_data; printout->OnEndPrinting(); } static gboolean gtk_preview_print_callback (GtkPrintOperation *operation, GtkPrintOperationPreview *preview, GtkPrintContext *context, GtkWindow *parent, gpointer user_data) { wxPrintout *printout = (wxPrintout *) user_data; printout->SetIsPreview(true); /* We create a cairo context with 72dpi resolution. This resolution is only used for positionning. */ cairo_t *cairo = gdk_cairo_create(GTK_WIDGET(parent)->window); gtk_print_context_set_cairo_context(context, cairo, 72, 72); return false; } } //---------------------------------------------------------------------------- // wxGtkPrintNativeData //---------------------------------------------------------------------------- IMPLEMENT_CLASS(wxGtkPrintNativeData, wxPrintNativeDataBase) wxGtkPrintNativeData::wxGtkPrintNativeData() { m_config = gtk_print_settings_new(); } wxGtkPrintNativeData::~wxGtkPrintNativeData() { g_object_unref (m_config); } // Convert datas stored in m_config to a wxPrintData. // Called by wxPrintData::ConvertFromNative(). bool wxGtkPrintNativeData::TransferTo( wxPrintData &data ) { if(!m_config) return false; GtkPrintQuality quality = gtk_print_settings_get_quality(m_config); if (quality == GTK_PRINT_QUALITY_HIGH) data.SetQuality(wxPRINT_QUALITY_HIGH); else if (quality == GTK_PRINT_QUALITY_LOW) data.SetQuality(wxPRINT_QUALITY_LOW); else if (quality == GTK_PRINT_QUALITY_DRAFT) data.SetQuality(wxPRINT_QUALITY_DRAFT); else data.SetQuality(wxPRINT_QUALITY_MEDIUM); data.SetNoCopies(gtk_print_settings_get_n_copies(m_config)); data.SetColour(gtk_print_settings_get_use_color(m_config)); switch (gtk_print_settings_get_duplex(m_config)) { case GTK_PRINT_DUPLEX_SIMPLEX: data.SetDuplex (wxDUPLEX_SIMPLEX); break; case GTK_PRINT_DUPLEX_HORIZONTAL: data.SetDuplex (wxDUPLEX_HORIZONTAL); break; default: case GTK_PRINT_DUPLEX_VERTICAL: data.SetDuplex (wxDUPLEX_VERTICAL); break; } GtkPageOrientation orientation = gtk_print_settings_get_orientation (m_config); if (orientation == GTK_PAGE_ORIENTATION_PORTRAIT) { data.SetOrientation(wxPORTRAIT); data.SetOrientationReversed(false); } else if (orientation == GTK_PAGE_ORIENTATION_LANDSCAPE) { data.SetOrientation(wxLANDSCAPE); data.SetOrientationReversed(false); } else if (orientation == GTK_PAGE_ORIENTATION_REVERSE_PORTRAIT) { data.SetOrientation(wxPORTRAIT); data.SetOrientationReversed(true); } else if (orientation == GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE) { data.SetOrientation(wxLANDSCAPE); data.SetOrientationReversed(true); } data.SetCollate(gtk_print_settings_get_collate (m_config)); // Paper formats : these are the most common paper formats. GtkPaperSize *paper_size = gtk_print_settings_get_paper_size (m_config); if (!paper_size) data.SetPaperId(wxPAPER_NONE); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_A3))) data.SetPaperId(wxPAPER_A3); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_A4))) data.SetPaperId(wxPAPER_A4); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_A5))) data.SetPaperId(wxPAPER_A5); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_B5))) data.SetPaperId(wxPAPER_B5); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_LETTER))) data.SetPaperId(wxPAPER_LETTER); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_LEGAL))) data.SetPaperId(wxPAPER_LEGAL); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_EXECUTIVE))) data.SetPaperId(wxPAPER_EXECUTIVE); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"na_number-10"))) data.SetPaperId(wxPAPER_ENV_10); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c5"))) data.SetPaperId(wxPAPER_ENV_C5); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c6"))) data.SetPaperId(wxPAPER_ENV_C6); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"jis-b5"))) data.SetPaperId(wxPAPER_B5_TRANSVERSE); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b5"))) data.SetPaperId(wxPAPER_ENV_B5); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"na_monarch"))) data.SetPaperId(wxPAPER_ENV_MONARCH); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-c"))) data.SetPaperId( wxPAPER_CSHEET); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-d"))) data.SetPaperId( wxPAPER_DSHEET); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-e"))) data.SetPaperId( wxPAPER_ESHEET); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"letter"))) data.SetPaperId( wxPAPER_LETTERSMALL); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-b"))) data.SetPaperId( wxPAPER_TABLOID); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"ledger"))) data.SetPaperId( wxPAPER_LEDGER); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"statement"))) data.SetPaperId( wxPAPER_STATEMENT); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( GTK_PAPER_NAME_A4 ))) data.SetPaperId( wxPAPER_A4SMALL); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b4"))) data.SetPaperId( wxPAPER_B4); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"folio"))) data.SetPaperId( wxPAPER_FOLIO); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"quarto"))) data.SetPaperId( wxPAPER_QUARTO); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"10x14"))) data.SetPaperId( wxPAPER_10X14); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"ledger"))) data.SetPaperId( wxPAPER_11X17); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"letter"))) data.SetPaperId( wxPAPER_NOTE); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"na-number-9-envelope"))) data.SetPaperId( wxPAPER_ENV_9); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"number-11"))) data.SetPaperId( wxPAPER_ENV_11); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"number-12"))) data.SetPaperId( wxPAPER_ENV_12); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"number-14"))) data.SetPaperId( wxPAPER_ENV_14); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-designated"))) data.SetPaperId( wxPAPER_ENV_DL); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c3"))) data.SetPaperId( wxPAPER_ENV_C3); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c4"))) data.SetPaperId( wxPAPER_ENV_C4); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"c6/c5"))) data.SetPaperId( wxPAPER_ENV_C65); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b4"))) data.SetPaperId( wxPAPER_ENV_B4); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b6"))) data.SetPaperId( wxPAPER_ENV_B6); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"Italian"))) data.SetPaperId( wxPAPER_ENV_ITALY); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"personal"))) data.SetPaperId( wxPAPER_ENV_PERSONAL); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"fanfold-us"))) data.SetPaperId( wxPAPER_FANFOLD_US); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"fanfold-European"))) data.SetPaperId( wxPAPER_FANFOLD_STD_GERMAN); else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"foolscap"))) data.SetPaperId( wxPAPER_FANFOLD_LGL_GERMAN); else data.SetPaperId(wxPAPER_NONE); return true; } // Put datas given by the wxPrintData into m_config. // Called by wxPrintData::ConvertToNative(). bool wxGtkPrintNativeData::TransferFrom( const wxPrintData &data ) { if(!m_config) return false; wxPrintQuality quality = data.GetQuality(); if (quality == wxPRINT_QUALITY_HIGH) gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_HIGH); else if (quality == wxPRINT_QUALITY_MEDIUM) gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_NORMAL); else if (quality == wxPRINT_QUALITY_LOW) gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_LOW); else if (quality == wxPRINT_QUALITY_DRAFT) gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_DRAFT); else if (quality > 1) gtk_print_settings_set_resolution (m_config, quality); else gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_NORMAL); gtk_print_settings_set_n_copies(m_config, data.GetNoCopies()); gtk_print_settings_set_use_color(m_config, data.GetColour()); switch (data.GetDuplex()) { case wxDUPLEX_SIMPLEX: gtk_print_settings_set_duplex (m_config, GTK_PRINT_DUPLEX_SIMPLEX); break; case wxDUPLEX_HORIZONTAL: gtk_print_settings_set_duplex (m_config, GTK_PRINT_DUPLEX_HORIZONTAL); break; default: case wxDUPLEX_VERTICAL: gtk_print_settings_set_duplex (m_config, GTK_PRINT_DUPLEX_VERTICAL); break; } if (!data.IsOrientationReversed()) { if (data.GetOrientation() == wxLANDSCAPE) gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_LANDSCAPE); else gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_PORTRAIT); } else { if (data.GetOrientation() == wxLANDSCAPE) gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE); else gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_REVERSE_PORTRAIT); } gtk_print_settings_set_collate (m_config, data.GetCollate()); // Paper formats: these are the most common paper formats. switch (data.GetPaperId()) { case wxPAPER_A3: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A3)); break; case wxPAPER_A4: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A4)); break; case wxPAPER_A5: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A5)); break; case wxPAPER_B5_TRANSVERSE: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "jis-b5")); break; case wxPAPER_B5: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_B5)); break; case wxPAPER_LETTER: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_LETTER)); break; case wxPAPER_LEGAL: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_LEGAL)); break; case wxPAPER_EXECUTIVE: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_EXECUTIVE)); break; case wxPAPER_ENV_10: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "na_number-10")); break; case wxPAPER_ENV_C5: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c5")); break; case wxPAPER_ENV_C6: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c6")); break; case wxPAPER_ENV_B5: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c5b5")); break; case wxPAPER_ENV_MONARCH: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "na_monarch")); break; case wxPAPER_CSHEET: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-c")); break; case wxPAPER_DSHEET: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-d")); break; case wxPAPER_ESHEET: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-e")); break; case wxPAPER_LETTERSMALL: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "letter")); break; case wxPAPER_TABLOID: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-b")); break; case wxPAPER_LEDGER: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "ledger")); break; case wxPAPER_STATEMENT: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "statement")); break; case wxPAPER_A4SMALL: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A4)); break; case wxPAPER_B4: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-b4")); break; case wxPAPER_FOLIO: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "folio")); break; case wxPAPER_QUARTO: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "quarto")); break; case wxPAPER_10X14: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "10x14")); break; case wxPAPER_11X17: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "ledger")); break; case wxPAPER_NOTE: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "letter")); break; case wxPAPER_ENV_9: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "na-number-9-envelope")); break; case wxPAPER_ENV_11: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "number-11")); break; case wxPAPER_ENV_12: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "number-12")); break; case wxPAPER_ENV_14: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "number-14")); break; case wxPAPER_ENV_DL: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-designated")); break; case wxPAPER_ENV_C3: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c3")); break; case wxPAPER_ENV_C4: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c4")); break; case wxPAPER_ENV_C65: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "c6/c5")); break; case wxPAPER_ENV_B4: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-b4")); break; case wxPAPER_ENV_B6: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-b6")); break; case wxPAPER_ENV_ITALY: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "Italian")); break; case wxPAPER_ENV_PERSONAL: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "personal")); break; case wxPAPER_FANFOLD_US: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "fanfold-us")); break; case wxPAPER_FANFOLD_STD_GERMAN: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "fanfold-European")); break; case wxPAPER_FANFOLD_LGL_GERMAN: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "foolscap")); break; case wxPAPER_NONE: default: break; } return true; } void wxGtkPrintNativeData::SetPrintConfig( GtkPrintSettings * config ) { if (config) m_config = gtk_print_settings_copy(config); } // Extract page setup from settings. GtkPageSetup* wxGtkPrintNativeData::GetPageSetupFromSettings(GtkPrintSettings* settings) { GtkPageSetup* page_setup = gtk_page_setup_new(); gtk_page_setup_set_orientation (page_setup, gtk_print_settings_get_orientation (settings)); GtkPaperSize *paper_size = gtk_print_settings_get_paper_size (settings); if (paper_size != NULL) gtk_page_setup_set_paper_size_and_default_margins (page_setup, paper_size); return page_setup; } // Insert page setup into a given GtkPrintSettings. void wxGtkPrintNativeData::SetPageSetupToSettings(GtkPrintSettings* settings, GtkPageSetup* page_setup) { gtk_print_settings_set_orientation ( settings, gtk_page_setup_get_orientation (page_setup)); gtk_print_settings_set_paper_size ( settings, gtk_page_setup_get_paper_size (page_setup)); } //---------------------------------------------------------------------------- // wxGtkPrintDialog //---------------------------------------------------------------------------- IMPLEMENT_CLASS(wxGtkPrintDialog, wxPrintDialogBase) wxGtkPrintDialog::wxGtkPrintDialog( wxWindow *parent, wxPrintDialogData *data ) : wxPrintDialogBase(parent, wxID_ANY, _("Print"), wxPoint(0, 0), wxSize(600, 600), wxDEFAULT_DIALOG_STYLE | wxTAB_TRAVERSAL) { if (data) m_printDialogData = *data; m_parent = parent; SetShowDialog(true); } wxGtkPrintDialog::wxGtkPrintDialog( wxWindow *parent, wxPrintData *data ) : wxPrintDialogBase(parent, wxID_ANY, _("Print"), wxPoint(0, 0), wxSize(600, 600), wxDEFAULT_DIALOG_STYLE | wxTAB_TRAVERSAL) { if (data) m_printDialogData = *data; m_parent = parent; SetShowDialog(true); } wxGtkPrintDialog::~wxGtkPrintDialog() { } // This is called even if we actually don't want the dialog to appear. int wxGtkPrintDialog::ShowModal() { GtkPrintOperationResult response; // We need to restore the settings given in the constructor. wxPrintData data = m_printDialogData.GetPrintData(); wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) data.GetNativeData(); data.ConvertToNative(); GtkPrintSettings * settings = native->GetPrintConfig(); // We have to restore pages to print here because they're stored in a wxPrintDialogData and ConvertToNative only works for wxPrintData. int fromPage = m_printDialogData.GetFromPage(); int toPage = m_printDialogData.GetToPage(); if (m_printDialogData.GetSelection()) gtk_print_settings_set_print_pages(settings, GTK_PRINT_PAGES_CURRENT); else if (m_printDialogData.GetAllPages()) gtk_print_settings_set_print_pages(settings, GTK_PRINT_PAGES_ALL); else { gtk_print_settings_set_print_pages(settings, GTK_PRINT_PAGES_RANGES); GtkPageRange *range; range = g_new (GtkPageRange, 1); range[0].start = fromPage-1; range[0].end = (toPage >= fromPage) ? toPage-1 : fromPage-1; gtk_print_settings_set_page_ranges (settings, range, 1); } // If the settings are OK, we restore it. if (settings != NULL) gtk_print_operation_set_print_settings (native->GetPrintJob(), settings); gtk_print_operation_set_default_page_setup (native->GetPrintJob(), native->GetPageSetupFromSettings(settings)); // Show the dialog if needed. GError* gError = NULL; if (GetShowDialog()) response = gtk_print_operation_run (native->GetPrintJob(), GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG, GTK_WINDOW(gtk_widget_get_toplevel(m_parent->m_widget) ), &gError); else response = gtk_print_operation_run (native->GetPrintJob(), GTK_PRINT_OPERATION_ACTION_PRINT, (GtkWindow *) m_parent, &gError); // Does everything went well? if (response == GTK_PRINT_OPERATION_RESULT_CANCEL) { return wxID_CANCEL; } else if (response == GTK_PRINT_OPERATION_RESULT_ERROR) { 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 } // Now get the settings and save it. GtkPrintSettings* newSettings = gtk_print_operation_get_print_settings (native->GetPrintJob()); native->SetPrintConfig(newSettings); data.ConvertFromNative(); // Same problem as a few lines before. switch (gtk_print_settings_get_print_pages(newSettings)) { case GTK_PRINT_PAGES_CURRENT: m_printDialogData.SetSelection( true ); break; case GTK_PRINT_PAGES_ALL: m_printDialogData.SetAllPages( true ); m_printDialogData.SetFromPage( 0 ); m_printDialogData.SetToPage( 9999 ); break; case GTK_PRINT_PAGES_RANGES: default: // wxWidgets doesn't support multiple ranges, so we can only save the first one even if the user wants to print others. // For example, the user enters "1-3;5-7" in the dialog: pages 1-3 and 5-7 will be correctly printed when the user // will hit "OK" button. However we can only save 1-3 in the print data. gint num_ranges = 0; GtkPageRange* range; range = gtk_print_settings_get_page_ranges (newSettings, &num_ranges); m_printDialogData.SetFromPage( range[0].start ); m_printDialogData.SetToPage( range[0].end ); break; } return wxID_OK; } //---------------------------------------------------------------------------- // wxGtkPageSetupDialog //---------------------------------------------------------------------------- IMPLEMENT_CLASS(wxGtkPageSetupDialog, wxPageSetupDialogBase) wxGtkPageSetupDialog::wxGtkPageSetupDialog( wxWindow *parent, wxPageSetupDialogData* data ) { if (data) m_pageDialogData = *data; m_parent = parent; } wxGtkPageSetupDialog::~wxGtkPageSetupDialog() { } int wxGtkPageSetupDialog::ShowModal() { // Get the config. m_pageDialogData.GetPrintData().ConvertToNative(); wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) m_pageDialogData.GetPrintData().GetNativeData(); GtkPrintSettings* nativeData = native->GetPrintConfig(); // We only need the pagesetup data which are part of the settings. GtkPageSetup* oldPageSetup = native->GetPageSetupFromSettings(nativeData); // If the user used a custom paper format the last time he printed, we have to restore it too. if (m_pageDialogData.GetPrintData().GetPaperId() == wxPAPER_NONE) { wxSize customPaperSize = m_pageDialogData.GetPaperSize(); if (customPaperSize.GetWidth() > 0 && customPaperSize.GetHeight() > 0) { wxString title = _("Custom size"); GtkPaperSize* customSize = gtk_paper_size_new_custom ("custom", title.mb_str(), (gdouble) customPaperSize.GetWidth(), (gdouble) customPaperSize.GetHeight(), GTK_UNIT_MM); gtk_page_setup_set_paper_size_and_default_margins (oldPageSetup, customSize); g_object_unref(customSize); } } // Now show the dialog. GtkPageSetup* newPageSetup = gtk_print_run_page_setup_dialog (GTK_WINDOW(m_parent->m_widget), oldPageSetup, nativeData); int ret; if (newPageSetup != oldPageSetup) { native->SetPageSetupToSettings(nativeData, newPageSetup); m_pageDialogData.GetPrintData().ConvertFromNative(); // Store custom paper format if any. if (m_pageDialogData.GetPrintData().GetPaperId() == wxPAPER_NONE) { gdouble ml,mr,mt,mb,pw,ph; ml = gtk_page_setup_get_left_margin (newPageSetup, GTK_UNIT_MM); mr = gtk_page_setup_get_right_margin (newPageSetup, GTK_UNIT_MM); mt = gtk_page_setup_get_top_margin (newPageSetup, GTK_UNIT_MM); mb = gtk_page_setup_get_bottom_margin (newPageSetup, GTK_UNIT_MM); pw = gtk_page_setup_get_paper_width (newPageSetup, GTK_UNIT_MM); ph = gtk_page_setup_get_paper_height (newPageSetup, GTK_UNIT_MM); m_pageDialogData.SetMarginTopLeft( wxPoint( (int)(ml+0.5), (int)(mt+0.5)) ); m_pageDialogData.SetMarginBottomRight( wxPoint( (int)(mr+0.5), (int)(mb+0.5)) ); m_pageDialogData.SetPaperSize( wxSize( (int)(pw+0.5), (int)(ph+0.5) ) ); } ret = wxID_OK; } else { ret = wxID_CANCEL; } return ret; } //---------------------------------------------------------------------------- // wxGtkPrinter //---------------------------------------------------------------------------- IMPLEMENT_CLASS(wxGtkPrinter, wxPrinterBase) wxGtkPrinter::wxGtkPrinter( wxPrintDialogData *data ) : wxPrinterBase( data ) { m_gpc = NULL; if (data) m_printDialogData = *data; } wxGtkPrinter::~wxGtkPrinter() { } bool wxGtkPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt ) { if (!printout) { sm_lastError = wxPRINTER_ERROR; return false; } // Let's correct the PageInfo just in case the app gives wrong values. int fromPage, toPage; int minPage, maxPage; printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage); m_printDialogData.SetAllPages(true); if (minPage < 1) minPage = 1; if (maxPage < 1) maxPage = 9999; if (maxPage < minPage) maxPage = minPage; m_printDialogData.SetMinPage(minPage); m_printDialogData.SetMaxPage(maxPage); if (fromPage != 0) { if (fromPage < minPage) fromPage = minPage; else if (fromPage > maxPage) fromPage = maxPage; m_printDialogData.SetFromPage(fromPage); } if (toPage != 0) { m_printDialogData.SetToPage(toPage); if (toPage > maxPage) toPage = maxPage; else if (toPage < minPage) toPage = minPage; } if (((minPage != fromPage) && fromPage != 0) || ((maxPage != toPage) && toPage != 0)) m_printDialogData.SetAllPages(false); wxPrintData printdata = GetPrintDialogData().GetPrintData(); wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) printdata.GetNativeData(); GtkPrintOperation *printOp = gtk_print_operation_new (); native->SetPrintJob( printOp ); printout->SetIsPreview(false); wxPrinterToGtkData dataToSend; dataToSend.printer = this; dataToSend.printout = printout; // These Gtk signals are catched here. g_signal_connect (printOp, "begin-print", G_CALLBACK (gtk_begin_print_callback), &dataToSend); g_signal_connect (printOp, "draw-page", G_CALLBACK (gtk_draw_page_print_callback), &dataToSend); g_signal_connect (printOp, "end-print", G_CALLBACK (gtk_end_print_callback), printout); g_signal_connect (printOp, "preview", G_CALLBACK (gtk_preview_print_callback), printout); m_showDialog = true; if (!prompt) m_showDialog = false; // PrintDialog returns a wxDC but we created it before so we don't need it anymore: we just delete it. wxDC* uselessdc = PrintDialog( parent ); delete uselessdc; g_object_unref (printOp); return (sm_lastError == wxPRINTER_NO_ERROR); } void wxGtkPrinter::BeginPrint(wxPrintout *printout, GtkPrintOperation *operation, GtkPrintContext *context) { wxPrintData printdata = GetPrintDialogData().GetPrintData(); wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) printdata.GetNativeData(); SetPrintContext(context); native->SetPrintContext( context ); m_dc = new wxGtkPrintDC( printdata ); if (!m_dc->IsOk()) { if (sm_lastError != wxPRINTER_CANCELLED) { sm_lastError = wxPRINTER_ERROR; wxFAIL_MSG(_("The wxGtkPrintDC cannot be used.")); } return; } wxSize ScreenPixels = wxGetDisplaySize(); wxSize ScreenMM = wxGetDisplaySizeMM(); printout->SetPPIScreen( (int) ((ScreenPixels.GetWidth() * 25.4) / ScreenMM.GetWidth()), (int) ((ScreenPixels.GetHeight() * 25.4) / ScreenMM.GetHeight()) ); printout->SetPPIPrinter( wxGtkPrintDC::GetResolution(), wxGtkPrintDC::GetResolution() ); printout->SetDC(m_dc); int w, h; m_dc->GetSize(&w, &h); printout->SetPageSizePixels((int)w, (int)h); printout->SetPaperRectPixels(wxRect(0, 0, w, h)); int mw, mh; m_dc->GetSizeMM(&mw, &mh); printout->SetPageSizeMM((int)mw, (int)mh); printout->OnPreparePrinting(); // Get some parameters from the printout, if defined. int fromPage, toPage; int minPage, maxPage; printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage); if (maxPage == 0) { sm_lastError = wxPRINTER_ERROR; wxFAIL_MSG(_("wxPrintout::GetPageInfo gives a null maxPage.")); return; } printout->OnBeginPrinting(); int numPages = 0; // If we're not previewing we need to calculate the number of pages to print. // If we're previewing, Gtk Print will render every pages without wondering about the page ranges the user may // have defined in the dialog. So the number of pages is the maximum available. if (!printout->IsPreview()) { GtkPrintSettings * settings = gtk_print_operation_get_print_settings (operation); switch (gtk_print_settings_get_print_pages(settings)) { case GTK_PRINT_PAGES_CURRENT: numPages = 1; break; case GTK_PRINT_PAGES_RANGES: {gint num_ranges = 0; GtkPageRange* range; int i; range = gtk_print_settings_get_page_ranges (settings, &num_ranges); for (i=0; i maxPage-1) range[i].end = maxPage-1; if (range[i].start > maxPage-1) range[i].start = maxPage-1; numPages += range[i].end - range[i].start + 1; } gtk_print_settings_set_page_ranges (settings, range, 1); break;} case GTK_PRINT_PAGES_ALL: default: numPages = maxPage - minPage + 1; break; } } else numPages = maxPage - minPage + 1; gtk_print_operation_set_n_pages(operation, numPages); } void wxGtkPrinter::DrawPage(wxPrintout *printout, GtkPrintOperation *operation, GtkPrintContext *context, int page_nr) { int fromPage, toPage, minPage, maxPage, startPage, endPage; printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage); int numPageToDraw = page_nr + minPage; if (numPageToDraw < minPage) numPageToDraw = minPage; if (numPageToDraw > maxPage) numPageToDraw = maxPage; GtkPrintSettings * settings = gtk_print_operation_get_print_settings (operation); switch (gtk_print_settings_get_print_pages(settings)) { case GTK_PRINT_PAGES_CURRENT: g_object_get_property((GObject*) operation, (const gchar *) "current-page", (GValue*) &startPage); g_object_get_property((GObject*) operation, (const gchar *) "current-page", (GValue*) &endPage); break; case GTK_PRINT_PAGES_RANGES: {gint num_ranges = 0; GtkPageRange* range; range = gtk_print_settings_get_page_ranges (settings, &num_ranges); // We don't need to verify these values as it has already been done in wxGtkPrinter::BeginPrint. startPage = range[0].start + 1; endPage = range[0].end + 1; break;} case GTK_PRINT_PAGES_ALL: default: startPage = minPage; endPage = maxPage; break; } if(numPageToDraw == startPage) { if (!printout->OnBeginDocument(startPage, endPage)) { wxLogError(_("Could not start printing.")); sm_lastError = wxPRINTER_ERROR; } } // The app can render the page numPageToDraw. if (printout->HasPage(numPageToDraw)) { m_dc->StartPage(); printout->OnPrintPage(numPageToDraw); m_dc->EndPage(); } if(numPageToDraw == endPage) { printout->OnEndDocument(); } } wxDC* wxGtkPrinter::PrintDialog( wxWindow *parent ) { wxGtkPrintDialog dialog( parent, &m_printDialogData ); int ret; dialog.SetPrintDC(m_dc); dialog.SetShowDialog(m_showDialog); ret = dialog.ShowModal(); if (ret == wxID_CANCEL) { sm_lastError = wxPRINTER_CANCELLED; return NULL; } if (ret == wxID_NO) { sm_lastError = wxPRINTER_ERROR; wxFAIL_MSG(_("The print dialog returned an error.")); return NULL; } m_printDialogData = dialog.GetPrintDialogData(); return new wxGtkPrintDC( m_printDialogData.GetPrintData() ); } bool wxGtkPrinter::Setup( wxWindow *parent ) { // Obsolete, for backward compatibility. return false; } //----------------------------------------------------------------------------- // wxGtkPrintDC //----------------------------------------------------------------------------- IMPLEMENT_CLASS(wxGtkPrintDC, wxDC) // Define the default resolution for this DC. This resolution is just used for positioning as the cairo context is scalable. int wxGtkPrintDC::ms_resolution = 72; wxGtkPrintDC::wxGtkPrintDC( const wxPrintData& data ) { m_printData = data; wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) m_printData.GetNativeData(); m_gpc = native->GetPrintContext(); ms_resolution = (int) gtk_print_context_get_dpi_x(m_gpc); m_context = gtk_print_context_create_pango_context( m_gpc ); m_layout = gtk_print_context_create_pango_layout ( m_gpc ); m_fontdesc = pango_font_description_from_string( "Sans 12" ); m_cairo = gtk_print_context_get_cairo_context ( m_gpc ); 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. GetSize( &m_deviceOffsetX, &m_deviceOffsetY ); } wxGtkPrintDC::~wxGtkPrintDC() { g_object_unref(m_context); g_object_unref(m_layout); } bool wxGtkPrintDC::IsOk() const { return true; } void wxGtkPrintDC::ComputeScaleAndOrigin() { // Called when the scale and/or origin of the context has to be changed. m_scaleX = m_logicalScaleX * m_userScaleX; m_scaleY = m_logicalScaleY * m_userScaleY; gs_cairo->cairo_translate(m_cairo, m_deviceOriginX, m_deviceOriginY); gs_cairo->cairo_scale(m_cairo, m_scaleX, m_scaleY ); } bool wxGtkPrintDC::DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style ) { // We can't access the given coord as a cairo context is scalable, ie a coord doesn't mean anything in this context. wxFAIL_MSG(_("not implemented")); return false; } void wxGtkPrintDC::DoGradientFillConcentric(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, const wxPoint& circleCenter) { wxCoord xC = circleCenter.x; wxCoord yC = circleCenter.y; wxCoord xR = rect.x; wxCoord yR = rect.y; wxCoord w = rect.width; wxCoord h = rect.height; double radius = sqrt((w/2)*(w/2)+(h/2)*(h/2)); unsigned char redI = initialColour.Red(); unsigned char blueI = initialColour.Blue(); unsigned char greenI = initialColour.Green(); unsigned char alphaI = initialColour.Alpha(); unsigned char redD = destColour.Red(); unsigned char blueD = destColour.Blue(); unsigned char greenD = destColour.Green(); unsigned char alphaD = destColour.Alpha(); double redIPS = (double)(redI) / 255.0; double blueIPS = (double)(blueI) / 255.0; double greenIPS = (double)(greenI) / 255.0; double alphaIPS = (double)(alphaI) / 255.0; double redDPS = (double)(redD) / 255.0; double blueDPS = (double)(blueD) / 255.0; double greenDPS = (double)(greenD) / 255.0; double alphaDPS = (double)(alphaD) / 255.0; // Create a pattern with the gradient. cairo_pattern_t* gradient; gradient = gs_cairo->cairo_pattern_create_radial (LogicalToDeviceX(xC+xR), LogicalToDeviceY(yC+yR), 0, LogicalToDeviceX(xC+xR), LogicalToDeviceY(yC+yR), radius); gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 0.0, redIPS, greenIPS, blueIPS, alphaIPS); gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 1.0, redDPS, greenDPS, blueDPS, alphaDPS); // Fill the rectangle with this pattern. gs_cairo->cairo_set_source(m_cairo, gradient); gs_cairo->cairo_rectangle (m_cairo, LogicalToDeviceX(xR), LogicalToDeviceY(yR), LogicalToDeviceXRel(w), LogicalToDeviceYRel(h) ); gs_cairo->cairo_fill(m_cairo); gs_cairo->cairo_pattern_destroy(gradient); CalcBoundingBox(xR, yR); CalcBoundingBox(xR+w, yR+h); } void wxGtkPrintDC::DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection) { wxCoord x = rect.x; wxCoord y = rect.y; wxCoord w = rect.width; wxCoord h = rect.height; unsigned char redI = initialColour.Red(); unsigned char blueI = initialColour.Blue(); unsigned char greenI = initialColour.Green(); unsigned char alphaI = initialColour.Alpha(); unsigned char redD = destColour.Red(); unsigned char blueD = destColour.Blue(); unsigned char greenD = destColour.Green(); unsigned char alphaD = destColour.Alpha(); double redIPS = (double)(redI) / 255.0; double blueIPS = (double)(blueI) / 255.0; double greenIPS = (double)(greenI) / 255.0; double alphaIPS = (double)(alphaI) / 255.0; double redDPS = (double)(redD) / 255.0; double blueDPS = (double)(blueD) / 255.0; double greenDPS = (double)(greenD) / 255.0; double alphaDPS = (double)(alphaD) / 255.0; // Create a pattern with the gradient. cairo_pattern_t* gradient; gradient = gs_cairo->cairo_pattern_create_linear (LogicalToDeviceX(x), LogicalToDeviceY(y), LogicalToDeviceX(x+w), LogicalToDeviceY(y)); if (nDirection == wxWEST) { gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 0.0, redDPS, greenDPS, blueDPS, alphaDPS); gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 1.0, redIPS, greenIPS, blueIPS, alphaIPS); } else { gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 0.0, redIPS, greenIPS, blueIPS, alphaIPS); gs_cairo->cairo_pattern_add_color_stop_rgba (gradient, 1.0, redDPS, greenDPS, blueDPS, alphaDPS); } // Fill the rectangle with this pattern. gs_cairo->cairo_set_source(m_cairo, gradient); gs_cairo->cairo_rectangle (m_cairo, LogicalToDeviceX(x), LogicalToDeviceY(y), LogicalToDeviceXRel(w), LogicalToDeviceYRel(h) ); gs_cairo->cairo_fill(m_cairo); gs_cairo->cairo_pattern_destroy(gradient); CalcBoundingBox(x, y); CalcBoundingBox(x+w, y+h); } bool wxGtkPrintDC::DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const { // We can't access the given coord as a cairo context is scalable, ie a coord doesn't mean anything in this context. wxFAIL_MSG(_("not implemented")); return false; } void wxGtkPrintDC::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) { if (m_pen.GetStyle() == wxTRANSPARENT) return; SetPen( m_pen ); gs_cairo->cairo_move_to ( m_cairo, LogicalToDeviceX(x1), LogicalToDeviceY(y1) ); gs_cairo->cairo_line_to ( m_cairo, LogicalToDeviceX(x2), LogicalToDeviceY(y2) ); gs_cairo->cairo_stroke ( m_cairo ); CalcBoundingBox( x1, y1 ); CalcBoundingBox( x2, y2 ); } void wxGtkPrintDC::DoCrossHair(wxCoord x, wxCoord y) { int *w, *h; w = new int; h = new int; DoGetSize(w, h); SetPen(m_pen); gs_cairo->cairo_move_to (m_cairo, LogicalToDeviceX(x), 0); gs_cairo->cairo_line_to (m_cairo, LogicalToDeviceX(x), *h); gs_cairo->cairo_move_to (m_cairo, 0, LogicalToDeviceY(y)); gs_cairo->cairo_line_to (m_cairo, *w, LogicalToDeviceY(y)); gs_cairo->cairo_stroke (m_cairo); CalcBoundingBox( 0, 0 ); CalcBoundingBox( *w, *h ); delete w; delete h; } void wxGtkPrintDC::DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc) { double dx = x1 - xc; double dy = y1 - yc; double radius = sqrt((double)(dx*dx+dy*dy)); double alpha1, alpha2; if (x1 == x2 && y1 == y2) { alpha1 = 0.0; alpha2 = 360.0; } else if (radius == 0.0) { alpha1 = alpha2 = 0.0; } else { alpha1 = (x1 - xc == 0) ? (y1 - yc < 0) ? 90.0 : -90.0 : atan2(double(y1-yc), double(x1-xc)) * RAD2DEG; alpha2 = (x2 - xc == 0) ? (y2 - yc < 0) ? 90.0 : -90.0 : atan2(double(y2-yc), double(x2-xc)) * RAD2DEG; while (alpha1 <= 0) alpha1 += 360; while (alpha2 <= 0) alpha2 += 360; // adjust angles to be between. while (alpha1 > 360) alpha1 -= 360; // 0 and 360 degree. while (alpha2 > 360) alpha2 -= 360; } alpha1 *= DEG2RAD; alpha2 *= DEG2RAD; gs_cairo->cairo_arc_negative ( m_cairo, LogicalToDeviceX(xc), LogicalToDeviceY(yc), LogicalToDeviceXRel((int)radius), alpha1, alpha2); gs_cairo->cairo_line_to(m_cairo, LogicalToDeviceX(xc), LogicalToDeviceY(yc)); gs_cairo->cairo_close_path (m_cairo); SetBrush( m_brush ); gs_cairo->cairo_fill_preserve( m_cairo ); SetPen (m_pen); gs_cairo->cairo_stroke( m_cairo ); CalcBoundingBox (x1, y1); CalcBoundingBox (xc, yc); CalcBoundingBox (x2, y2); } void wxGtkPrintDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea) { gs_cairo->cairo_save( m_cairo ); gs_cairo->cairo_translate( m_cairo, LogicalToDeviceX((wxCoord) (x + w / 2.)), LogicalToDeviceX((wxCoord) (y + h / 2.)) ); double scale = (double)LogicalToDeviceYRel(h) / (double) LogicalToDeviceXRel(w); gs_cairo->cairo_scale( m_cairo, 1.0, scale ); gs_cairo->cairo_arc_negative ( m_cairo, 0, 0, LogicalToDeviceXRel(w/2), -sa*DEG2RAD, -ea*DEG2RAD); SetPen (m_pen); gs_cairo->cairo_stroke_preserve( m_cairo ); gs_cairo->cairo_line_to(m_cairo, 0,0); SetBrush( m_brush ); gs_cairo->cairo_fill( m_cairo ); gs_cairo->cairo_restore( m_cairo ); CalcBoundingBox( x, y); CalcBoundingBox( x+w, y+h ); } void wxGtkPrintDC::DoDrawPoint(wxCoord x, wxCoord y) { if (m_pen.GetStyle() == wxTRANSPARENT) return; SetPen( m_pen ); gs_cairo->cairo_move_to ( m_cairo, LogicalToDeviceX(x), LogicalToDeviceY(y) ); gs_cairo->cairo_line_to ( m_cairo, LogicalToDeviceX(x), LogicalToDeviceY(y) ); gs_cairo->cairo_stroke ( m_cairo ); CalcBoundingBox( x, y ); } void wxGtkPrintDC::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset) { if (m_pen.GetStyle() == wxTRANSPARENT) return; if (n <= 0) return; SetPen (m_pen); int i; for ( i =0; icairo_move_to ( m_cairo, LogicalToDeviceX(points[0].x+xoffset), LogicalToDeviceY(points[0].y+yoffset) ); for (i = 1; i < n; i++) gs_cairo->cairo_line_to ( m_cairo, LogicalToDeviceX(points[i].x+xoffset), LogicalToDeviceY(points[i].y+yoffset) ); gs_cairo->cairo_stroke ( m_cairo); } void wxGtkPrintDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle) { if (n==0) return; gs_cairo->cairo_save(m_cairo); if (fillStyle == wxWINDING_RULE) gs_cairo->cairo_set_fill_rule( m_cairo, CAIRO_FILL_RULE_WINDING); else gs_cairo->cairo_set_fill_rule( m_cairo, CAIRO_FILL_RULE_EVEN_ODD); int x = points[0].x + xoffset; int y = points[0].y + yoffset; gs_cairo->cairo_new_path(m_cairo); gs_cairo->cairo_move_to( m_cairo, LogicalToDeviceX(x), LogicalToDeviceY(y) ); int i; for (i = 1; i < n; i++) { int x = points[i].x + xoffset; int y = points[i].y + yoffset; gs_cairo->cairo_line_to( m_cairo, LogicalToDeviceX(x), LogicalToDeviceY(y) ); } gs_cairo->cairo_close_path(m_cairo); SetBrush( m_brush ); gs_cairo->cairo_fill_preserve( m_cairo ); SetPen (m_pen); gs_cairo->cairo_stroke( m_cairo ); CalcBoundingBox( x, y ); gs_cairo->cairo_restore(m_cairo); } void wxGtkPrintDC::DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset, wxCoord yoffset, int fillStyle) { wxDC::DoDrawPolyPolygon( n, count, points, xoffset, yoffset, fillStyle ); } void wxGtkPrintDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { gs_cairo->cairo_rectangle ( m_cairo, LogicalToDeviceX(x), LogicalToDeviceY(y), LogicalToDeviceXRel(width), LogicalToDeviceYRel(height)); SetBrush( m_brush ); gs_cairo->cairo_fill_preserve( m_cairo ); SetPen (m_pen); gs_cairo->cairo_stroke( m_cairo ); CalcBoundingBox( x, y ); CalcBoundingBox( x + width, y + height ); } void wxGtkPrintDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius) { if (radius < 0.0) radius = - radius * ((width < height) ? width : height); wxCoord dd = 2 * (wxCoord) radius; if (dd > width) dd = width; if (dd > height) dd = height; radius = dd / 2; wxCoord rad = (wxCoord) radius; gs_cairo->cairo_new_path(m_cairo); gs_cairo->cairo_move_to(m_cairo,LogicalToDeviceX(x + rad),LogicalToDeviceY(y)); gs_cairo->cairo_curve_to(m_cairo, LogicalToDeviceX(x + rad),LogicalToDeviceY(y), LogicalToDeviceX(x),LogicalToDeviceY(y), LogicalToDeviceX(x),LogicalToDeviceY(y + rad)); gs_cairo->cairo_line_to(m_cairo,LogicalToDeviceX(x),LogicalToDeviceY(y + height - rad)); gs_cairo->cairo_curve_to(m_cairo, LogicalToDeviceX(x),LogicalToDeviceY(y + height - rad), LogicalToDeviceX(x),LogicalToDeviceY(y + height), LogicalToDeviceX(x + rad),LogicalToDeviceY(y + height)); gs_cairo->cairo_line_to(m_cairo,LogicalToDeviceX(x + width - rad),LogicalToDeviceY(y + height)); gs_cairo->cairo_curve_to(m_cairo, LogicalToDeviceX(x + width - rad),LogicalToDeviceY(y + height), LogicalToDeviceX(x + width),LogicalToDeviceY(y + height), LogicalToDeviceX(x + width),LogicalToDeviceY(y + height - rad)); gs_cairo->cairo_line_to(m_cairo,LogicalToDeviceX(x + width),LogicalToDeviceY(y + rad)); gs_cairo->cairo_curve_to(m_cairo, LogicalToDeviceX(x + width),LogicalToDeviceY(y + rad), LogicalToDeviceX(x + width),LogicalToDeviceY(y), LogicalToDeviceX(x + width - rad),LogicalToDeviceY(y)); gs_cairo->cairo_line_to(m_cairo,LogicalToDeviceX(x + rad),LogicalToDeviceY(y)); gs_cairo->cairo_close_path(m_cairo); SetBrush(m_brush); gs_cairo->cairo_fill_preserve(m_cairo); SetPen(m_pen); gs_cairo->cairo_stroke(m_cairo); CalcBoundingBox(x,y); CalcBoundingBox(x+width,y+height); } void wxGtkPrintDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { gs_cairo->cairo_save (m_cairo); gs_cairo->cairo_translate (m_cairo, LogicalToDeviceX((wxCoord) (x + width / 2.)), LogicalToDeviceY((wxCoord) (y + height / 2.))); gs_cairo->cairo_scale(m_cairo, 1, (double)LogicalToDeviceYRel(height)/(double)LogicalToDeviceXRel(width)); gs_cairo->cairo_arc ( m_cairo, 0, 0, LogicalToDeviceXRel(width/2), 0, 2 * M_PI); SetBrush( m_brush ); gs_cairo->cairo_fill_preserve( m_cairo ); SetPen (m_pen); gs_cairo->cairo_stroke( m_cairo ); CalcBoundingBox( x, y ); CalcBoundingBox( x + width, y + height ); gs_cairo->cairo_restore (m_cairo); } #if wxUSE_SPLINES void wxGtkPrintDC::DoDrawSpline(wxList *points) { SetPen (m_pen); double c, d, x1, y1, x2, y2, x3, y3; wxPoint *p, *q; wxList::compatibility_iterator node = points->GetFirst(); p = (wxPoint *)node->GetData(); x1 = p->x; y1 = p->y; node = node->GetNext(); p = (wxPoint *)node->GetData(); c = p->x; d = p->y; x3 = (double)(x1 + c) / 2; y3 = (double)(y1 + d) / 2; gs_cairo->cairo_new_path( m_cairo ); gs_cairo->cairo_move_to( m_cairo, LogicalToDeviceX((wxCoord)x1), LogicalToDeviceY((wxCoord)y1) ); gs_cairo->cairo_line_to( m_cairo, LogicalToDeviceX((wxCoord)x3), LogicalToDeviceY((wxCoord)y3) ); CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 ); CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 ); node = node->GetNext(); while (node) { q = (wxPoint *)node->GetData(); x1 = x3; y1 = y3; x2 = c; y2 = d; c = q->x; d = q->y; x3 = (double)(x2 + c) / 2; y3 = (double)(y2 + d) / 2; gs_cairo->cairo_curve_to(m_cairo, LogicalToDeviceX((wxCoord)x1), LogicalToDeviceY((wxCoord)y1), LogicalToDeviceX((wxCoord)x2), LogicalToDeviceY((wxCoord)y2), LogicalToDeviceX((wxCoord)x3), LogicalToDeviceY((wxCoord)y3) ); CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 ); CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 ); node = node->GetNext(); } gs_cairo->cairo_line_to ( m_cairo, LogicalToDeviceX((wxCoord)c), LogicalToDeviceY((wxCoord)d) ); gs_cairo->cairo_stroke( m_cairo ); } #endif // wxUSE_SPLINES bool wxGtkPrintDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop, bool useMask, wxCoord xsrcMask, wxCoord ysrcMask) { wxCHECK_MSG( source, false, wxT("invalid source dc") ); // Blit into a bitmap. wxBitmap bitmap( width, height ); wxMemoryDC memDC; memDC.SelectObject(bitmap); memDC.Blit(0, 0, width, height, source, xsrc, ysrc, rop); memDC.SelectObject(wxNullBitmap); // Draw bitmap. scaling and positioning is done there. DrawBitmap( bitmap, xdest, ydest, useMask ); return true; } void wxGtkPrintDC::DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y ) { DoDrawBitmap( icon, x, y, true ); } void wxGtkPrintDC::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask ) { wxCHECK_RET( bitmap.IsOk(), wxT("Invalid bitmap in wxGtkPrintDC::DoDrawBitmap")); cairo_surface_t* surface; x = LogicalToDeviceX(x); y = LogicalToDeviceY(y); int bw = bitmap.GetWidth(); int bh = bitmap.GetHeight(); wxBitmap bmpSource = bitmap; // we need a non-const instance. unsigned char* buffer = new unsigned char[bw*bh*4]; wxUint32* data = (wxUint32*)buffer; wxMask *mask = NULL; if (useMask) mask = bmpSource.GetMask(); // Create a surface object and copy the bitmap pixel data to it. If the image has alpha (or a mask represented as alpha) // then we'll use a different format and iterator than if it doesn't. if (bmpSource.HasAlpha() || mask) { surface = gs_cairo->cairo_image_surface_create_for_data( buffer, CAIRO_FORMAT_ARGB32, bw, bh, bw*4); wxAlphaPixelData pixData(bmpSource, wxPoint(0,0), wxSize(bw, bh)); wxCHECK_RET( pixData, wxT("Failed to gain raw access to bitmap data.")); wxAlphaPixelData::Iterator p(pixData); int y, x; for (y=0; ycairo_image_surface_create_for_data( buffer, CAIRO_FORMAT_RGB24, bw, bh, bw*4); wxNativePixelData pixData(bmpSource, wxPoint(0,0), wxSize(bw, bh)); wxCHECK_RET( pixData, wxT("Failed to gain raw access to bitmap data.")); wxNativePixelData::Iterator p(pixData); int y, x; for (y=0; ycairo_save(m_cairo); // In case we're scaling the image by using a width and height different // than the bitmap's size create a pattern transformation on the surface and // draw the transformed pattern. cairo_pattern_t* pattern = gs_cairo->cairo_pattern_create_for_surface(surface); // Prepare to draw the image. gs_cairo->cairo_translate(m_cairo, x, y); gs_cairo->cairo_set_source(m_cairo, pattern); // Use the original size here since the context is scaled already. gs_cairo->cairo_rectangle(m_cairo, 0, 0, bw, bh); // Fill the rectangle using the pattern. gs_cairo->cairo_fill(m_cairo); // Clean up. gs_cairo->cairo_pattern_destroy(pattern); gs_cairo->cairo_surface_destroy(surface); delete [] buffer; CalcBoundingBox(0,0); CalcBoundingBox(bw,bh); gs_cairo->cairo_restore(m_cairo); } // wxGtkPrintDC has a constant resolution of 72dpi. If we want an higher resolution for printing // an image, the scaling has to be done by cairo. void wxGtkPrintDC::DoDrawScaledBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, wxCoord w, wxCoord h, bool useMask, int quality ) { wxCHECK_RET( bitmap.IsOk(), wxT("Invalid bitmap in wxGtkPrintDC::DoDrawBitmap")); cairo_surface_t* surface; int bw = bitmap.GetWidth(); int bh = bitmap.GetHeight(); x = LogicalToDeviceX(x); y = LogicalToDeviceY(y); w = LogicalToDeviceXRel(w); h = LogicalToDeviceYRel(h); wxBitmap bmpSource = bitmap; // we need a non-const instance. unsigned char* buffer = new unsigned char[bw*bh*4]; wxUint32* data = (wxUint32*)buffer; // Create a surface object and copy the bitmap pixel data to it. If the image has alpha (or a mask represented as alpha) // then we'll use a different format and iterator than if it doesn't. if (bmpSource.HasAlpha() || bmpSource.GetMask()) { surface = gs_cairo->cairo_image_surface_create_for_data( buffer, CAIRO_FORMAT_ARGB32, bw, bh, bw*4); wxAlphaPixelData pixData(bmpSource, wxPoint(0,0), wxSize(bw, bh)); wxCHECK_RET( pixData, wxT("Failed to gain raw access to bitmap data.")); wxAlphaPixelData::Iterator p(pixData); int y, x; for (y=0; ycairo_image_surface_create_for_data( buffer, CAIRO_FORMAT_RGB24, bw, bh, bw*4); wxNativePixelData pixData(bmpSource, wxPoint(0,0), wxSize(bw, bh)); wxCHECK_RET( pixData, wxT("Failed to gain raw access to bitmap data.")); wxNativePixelData::Iterator p(pixData); int y, x; for (y=0; ycairo_save(m_cairo); // Prepare to draw the image. gs_cairo->cairo_translate(m_cairo, x, y); // In case we're scaling the image by using a width and height different // than the bitmap's size create a pattern transformation on the surface and // draw the transformed pattern. cairo_filter_t filter; if (quality == wxIMAGE_QUALITY_HIGH) filter = CAIRO_FILTER_BILINEAR; else filter = CAIRO_FILTER_GOOD; cairo_pattern_t* pattern = gs_cairo->cairo_pattern_create_for_surface(surface); gs_cairo->cairo_pattern_set_filter(pattern,filter); wxDouble scaleX = (wxDouble) w / (wxDouble) bw; wxDouble scaleY = (wxDouble) h / (wxDouble) bh; gs_cairo->cairo_scale(m_cairo, scaleX, scaleY); gs_cairo->cairo_set_source(m_cairo, pattern); // Use the original size here since the context is scaled already. gs_cairo->cairo_rectangle(m_cairo, 0, 0, bw, bh); // Fill the rectangle using the pattern. gs_cairo->cairo_fill(m_cairo); // Clean up. gs_cairo->cairo_pattern_destroy(pattern); gs_cairo->cairo_surface_destroy(surface); delete [] buffer; CalcBoundingBox(0,0); CalcBoundingBox(bw,bh); gs_cairo->cairo_restore(m_cairo); } void wxGtkPrintDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y ) { DoDrawRotatedText( text, x, y, 0.0 ); } void wxGtkPrintDC::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle) { x = LogicalToDeviceX(x); y = LogicalToDeviceY(y); angle = -angle; bool underlined = m_font.Ok() && m_font.GetUnderlined(); // FIXME-UTF8: wouldn't be needed if utf8_str() always returned a buffer #if wxUSE_UNICODE_UTF8 const char *data = text.utf8_str(); #else const wxCharBuffer data = text.utf8_str(); #endif 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); } if (m_textForegroundColour.Ok()) { unsigned char red = m_textForegroundColour.Red(); unsigned char blue = m_textForegroundColour.Blue(); unsigned char green = m_textForegroundColour.Green(); unsigned char alpha = m_textForegroundColour.Alpha(); if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue && alpha == m_currentAlpha)) { double redPS = (double)(red) / 255.0; double bluePS = (double)(blue) / 255.0; double greenPS = (double)(green) / 255.0; double alphaPS = (double)(alpha) / 255.0; gs_cairo->cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS ); m_currentRed = red; m_currentBlue = blue; m_currentGreen = green; m_currentAlpha = alpha; } } int w,h; if (fabs(m_scaleY - 1.0) > 0.00001) { // If there is a user or actually any scale applied to the device context, scale the font. // Scale font description. gint oldSize = pango_font_description_get_size( m_fontdesc ); double size = oldSize; size = size * m_scaleY; pango_font_description_set_size( m_fontdesc, (gint)size ); // Actually apply scaled font. pango_layout_set_font_description( m_layout, m_fontdesc ); pango_layout_get_pixel_size( m_layout, &w, &h ); w = LogicalToDeviceXRel(w); h = LogicalToDeviceYRel(h); if ( m_backgroundMode == wxSOLID ) { unsigned char red = m_textBackgroundColour.Red(); unsigned char blue = m_textBackgroundColour.Blue(); unsigned char green = m_textBackgroundColour.Green(); unsigned char alpha = m_textBackgroundColour.Alpha(); double redPS = (double)(red) / 255.0; double bluePS = (double)(blue) / 255.0; double greenPS = (double)(green) / 255.0; double alphaPS = (double)(alpha) / 255.0; gs_cairo->cairo_save(m_cairo); gs_cairo->cairo_translate(m_cairo, x, y); gs_cairo->cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS ); gs_cairo->cairo_rotate(m_cairo,angle*DEG2RAD); gs_cairo->cairo_rectangle(m_cairo, 0, 0, w, h); gs_cairo->cairo_fill(m_cairo); gs_cairo->cairo_restore(m_cairo); } // Draw layout. gs_cairo->cairo_move_to (m_cairo, x, y); if (fabs(angle) > 0.00001) { gs_cairo->cairo_save( m_cairo ); gs_cairo->cairo_rotate( m_cairo, angle*DEG2RAD ); gs_cairo->pango_cairo_update_layout (m_cairo, m_layout); gs_cairo->pango_cairo_show_layout (m_cairo, m_layout); gs_cairo->cairo_restore( m_cairo ); } else { gs_cairo->pango_cairo_update_layout (m_cairo, m_layout); gs_cairo->pango_cairo_show_layout (m_cairo, m_layout); } // Reset unscaled size. pango_font_description_set_size( m_fontdesc, oldSize ); // Actually apply unscaled font. pango_layout_set_font_description( m_layout, m_fontdesc ); } else { pango_layout_get_pixel_size( m_layout, &w, &h ); if ( m_backgroundMode == wxSOLID ) { unsigned char red = m_textBackgroundColour.Red(); unsigned char blue = m_textBackgroundColour.Blue(); unsigned char green = m_textBackgroundColour.Green(); unsigned char alpha = m_textBackgroundColour.Alpha(); double redPS = (double)(red) / 255.0; double bluePS = (double)(blue) / 255.0; double greenPS = (double)(green) / 255.0; double alphaPS = (double)(alpha) / 255.0; gs_cairo->cairo_save(m_cairo); gs_cairo->cairo_translate(m_cairo, x, y); gs_cairo->cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS ); gs_cairo->cairo_rotate(m_cairo,angle*DEG2RAD); gs_cairo->cairo_rectangle(m_cairo, 0, 0, w, h); gs_cairo->cairo_fill(m_cairo); gs_cairo->cairo_restore(m_cairo); } // Draw layout. gs_cairo->cairo_move_to (m_cairo, x, y); if (fabs(angle) > 0.00001) { gs_cairo->cairo_save( m_cairo ); gs_cairo->cairo_rotate( m_cairo, angle*DEG2RAD ); gs_cairo->pango_cairo_update_layout (m_cairo, m_layout); gs_cairo->pango_cairo_show_layout (m_cairo, m_layout); gs_cairo->cairo_restore( m_cairo ); } else { gs_cairo->pango_cairo_update_layout (m_cairo, m_layout); gs_cairo->pango_cairo_show_layout (m_cairo, m_layout); } } if (underlined) { // Undo underline attributes setting pango_layout_set_attributes(m_layout, NULL); } CalcBoundingBox (x,y); CalcBoundingBox (x + w, y + h); } void wxGtkPrintDC::Clear() { gs_cairo->cairo_save(m_cairo); gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_SOURCE); SetBrush(m_backgroundBrush); gs_cairo->cairo_paint(m_cairo); gs_cairo->cairo_restore(m_cairo); } void wxGtkPrintDC::SetFont( const wxFont& font ) { m_font = font; if (m_font.Ok()) { if (m_fontdesc) pango_font_description_free( m_fontdesc ); m_fontdesc = pango_font_description_copy( m_font.GetNativeFontInfo()->description ); pango_layout_set_font_description( m_layout, m_fontdesc ); } } void wxGtkPrintDC::SetPen( const wxPen& pen ) { if (!pen.Ok()) return; m_pen = pen; double width = (double) m_pen.GetWidth(); if (width == 0) width = 0.1; gs_cairo->cairo_set_line_width( m_cairo, LogicalToDeviceXRel( (wxCoord) (1000 * width )) / 1000.0f ); static const double dotted[] = {2.0, 5.0}; static const double short_dashed[] = {4.0, 4.0}; static const double long_dashed[] = {4.0, 8.0}; static const double dotted_dashed[] = {6.0, 6.0, 2.0, 6.0}; switch (m_pen.GetStyle()) { case wxDOT: gs_cairo->cairo_set_dash( m_cairo, dotted, 1, 0 ); break; case wxSHORT_DASH: gs_cairo->cairo_set_dash( m_cairo, short_dashed, 1, 0 ); break; case wxLONG_DASH: gs_cairo->cairo_set_dash( m_cairo, long_dashed, 1, 0 ); break; case wxDOT_DASH: gs_cairo->cairo_set_dash( m_cairo, dotted_dashed, 3, 0 ); break; case wxUSER_DASH: { wxDash *wx_dashes; int num = m_pen.GetDashes (&wx_dashes) - 1; gdouble *g_dashes = g_new( gdouble, num ); int i; for (i = 0; i < num; ++i) g_dashes[i] = (gdouble) wx_dashes[i]; gs_cairo->cairo_set_dash( m_cairo, g_dashes, num, 0); g_free( g_dashes ); } break; case wxSOLID: case wxTRANSPARENT: default: gs_cairo->cairo_set_dash( m_cairo, NULL, 0, 0 ); break; } switch (m_pen.GetCap()) { case wxCAP_PROJECTING: gs_cairo->cairo_set_line_cap (m_cairo, CAIRO_LINE_CAP_SQUARE); break; case wxCAP_BUTT: gs_cairo->cairo_set_line_cap (m_cairo, CAIRO_LINE_CAP_BUTT); break; case wxCAP_ROUND: default: gs_cairo->cairo_set_line_cap (m_cairo, CAIRO_LINE_CAP_ROUND); break; } switch (m_pen.GetJoin()) { case wxJOIN_BEVEL: gs_cairo->cairo_set_line_join (m_cairo, CAIRO_LINE_JOIN_BEVEL); break; case wxJOIN_MITER: gs_cairo->cairo_set_line_join (m_cairo, CAIRO_LINE_JOIN_MITER); break; case wxJOIN_ROUND: default: gs_cairo->cairo_set_line_join (m_cairo, CAIRO_LINE_JOIN_ROUND); break; } unsigned char red = m_pen.GetColour().Red(); unsigned char blue = m_pen.GetColour().Blue(); unsigned char green = m_pen.GetColour().Green(); unsigned char alpha = m_pen.GetColour().Alpha(); if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue && alpha == m_currentAlpha)) { double redPS = (double)(red) / 255.0; double bluePS = (double)(blue) / 255.0; double greenPS = (double)(green) / 255.0; double alphaPS = (double)(alpha) / 255.0; gs_cairo->cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS ); m_currentRed = red; m_currentBlue = blue; m_currentGreen = green; m_currentAlpha = alpha; } } void wxGtkPrintDC::SetBrush( const wxBrush& brush ) { if (!brush.Ok()) return; m_brush = brush; // Brush colour. unsigned char red = m_brush.GetColour().Red(); unsigned char blue = m_brush.GetColour().Blue(); unsigned char green = m_brush.GetColour().Green(); unsigned char alpha = m_brush.GetColour().Alpha(); double redPS = (double)(red) / 255.0; double bluePS = (double)(blue) / 255.0; double greenPS = (double)(green) / 255.0; double alphaPS = (double)(alpha) / 255.0; if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue && alpha == m_currentAlpha)) { gs_cairo->cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS ); m_currentRed = red; m_currentBlue = blue; m_currentGreen = green; m_currentAlpha = alpha; } if (m_brush.IsHatch()) { cairo_t * cr; cairo_surface_t *surface; surface = gs_cairo->cairo_surface_create_similar(gs_cairo->cairo_get_target(m_cairo),CAIRO_CONTENT_COLOR_ALPHA,10,10); cr = gs_cairo->cairo_create(surface); gs_cairo->cairo_set_line_cap(cr, CAIRO_LINE_CAP_SQUARE); gs_cairo->cairo_set_line_width(cr, 1); gs_cairo->cairo_set_line_join(cr,CAIRO_LINE_JOIN_MITER); switch (m_brush.GetStyle()) { case wxCROSS_HATCH: gs_cairo->cairo_move_to(cr, 5, 0); gs_cairo->cairo_line_to(cr, 5, 10); gs_cairo->cairo_move_to(cr, 0, 5); gs_cairo->cairo_line_to(cr, 10, 5); break; case wxBDIAGONAL_HATCH: gs_cairo->cairo_move_to(cr, 0, 10); gs_cairo->cairo_line_to(cr, 10, 0); break; case wxFDIAGONAL_HATCH: gs_cairo->cairo_move_to(cr, 0, 0); gs_cairo->cairo_line_to(cr, 10, 10); break; case wxCROSSDIAG_HATCH: gs_cairo->cairo_move_to(cr, 0, 0); gs_cairo->cairo_line_to(cr, 10, 10); gs_cairo->cairo_move_to(cr, 10, 0); gs_cairo->cairo_line_to(cr, 0, 10); break; case wxHORIZONTAL_HATCH: gs_cairo->cairo_move_to(cr, 0, 5); gs_cairo->cairo_line_to(cr, 10, 5); break; case wxVERTICAL_HATCH: gs_cairo->cairo_move_to(cr, 5, 0); gs_cairo->cairo_line_to(cr, 5, 10); break; default: wxFAIL_MSG(_("Couldn't get hatch style from wxBrush.")); } gs_cairo->cairo_set_source_rgba(cr, redPS, greenPS, bluePS, alphaPS); gs_cairo->cairo_stroke (cr); gs_cairo->cairo_destroy(cr); cairo_pattern_t * pattern = gs_cairo->cairo_pattern_create_for_surface (surface); gs_cairo->cairo_surface_destroy(surface); gs_cairo->cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT); gs_cairo->cairo_set_source(m_cairo, pattern); gs_cairo->cairo_pattern_destroy(pattern); } } void wxGtkPrintDC::SetLogicalFunction( int function ) { if (function == wxCLEAR) gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_CLEAR); else if (function == wxOR) gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_OUT); else if (function == wxNO_OP) gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_DEST); else if (function == wxAND) gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_ADD); else if (function == wxSET) gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_SATURATE); else if (function == wxXOR) gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_XOR); else // wxCOPY or anything else. gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_SOURCE); } void wxGtkPrintDC::SetBackground( const wxBrush& brush ) { m_backgroundBrush = brush; gs_cairo->cairo_save(m_cairo); gs_cairo->cairo_set_operator (m_cairo, CAIRO_OPERATOR_DEST_OVER); SetBrush(m_backgroundBrush); gs_cairo->cairo_paint(m_cairo); gs_cairo->cairo_restore(m_cairo); } void wxGtkPrintDC::SetBackgroundMode(int mode) { if (mode == wxSOLID) m_backgroundMode = wxSOLID; else m_backgroundMode = wxTRANSPARENT; } void wxGtkPrintDC::DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { gs_cairo->cairo_rectangle ( m_cairo, LogicalToDeviceX(x), LogicalToDeviceY(y), LogicalToDeviceXRel(width), LogicalToDeviceYRel(height)); gs_cairo->cairo_clip(m_cairo); } void wxGtkPrintDC::DestroyClippingRegion() { gs_cairo->cairo_reset_clip(m_cairo); } bool wxGtkPrintDC::StartDoc(const wxString& message) { return true; } void wxGtkPrintDC::EndDoc() { return; } void wxGtkPrintDC::StartPage() { return; } void wxGtkPrintDC::EndPage() { return; } wxCoord wxGtkPrintDC::GetCharHeight() const { pango_layout_set_text( m_layout, "H", 1 ); int w,h; pango_layout_get_pixel_size( m_layout, &w, &h ); return DeviceToLogicalYRel(h); } wxCoord wxGtkPrintDC::GetCharWidth() const { pango_layout_set_text( m_layout, "H", 1 ); int w,h; pango_layout_get_pixel_size( m_layout, &w, &h ); return DeviceToLogicalXRel(w); } void wxGtkPrintDC::DoGetTextExtent(const wxString& string, wxCoord *width, wxCoord *height, wxCoord *descent, wxCoord *externalLeading, const wxFont *theFont ) const { if ( width ) *width = 0; if ( height ) *height = 0; if ( descent ) *descent = 0; if ( externalLeading ) *externalLeading = 0; if (string.empty()) { return; } // Set layout's text // FIXME-UTF8: wouldn't be needed if utf8_str() always returned a buffer #if wxUSE_UNICODE_UTF8 const char *dataUTF8 = string.utf8_str(); #else const wxCharBuffer dataUTF8 = string.utf8_str(); #endif PangoFontDescription *desc = m_fontdesc; if (theFont) desc = theFont->GetNativeFontInfo()->description; gint oldSize = pango_font_description_get_size( desc ); double size = oldSize; size = size * m_scaleY; pango_font_description_set_size( desc, (gint)size ); // apply scaled font pango_layout_set_font_description( m_layout, desc ); pango_layout_set_text( m_layout, dataUTF8, strlen(dataUTF8) ); int w, h; pango_layout_get_pixel_size( m_layout, &w, &h ); if (width) *width = (wxCoord)(w / m_scaleX); if (height) *height = (wxCoord)(h / m_scaleY); if (descent) { PangoLayoutIter *iter = pango_layout_get_iter(m_layout); int baseline = pango_layout_iter_get_baseline(iter); pango_layout_iter_free(iter); *descent = h - PANGO_PIXELS(baseline); } // Reset unscaled size. pango_font_description_set_size( desc, oldSize ); // Reset unscaled font. pango_layout_set_font_description( m_layout, m_fontdesc ); } void wxGtkPrintDC::DoGetSize(int* width, int* height) const { if (width) *width = (int) (gtk_print_context_get_width( m_gpc ) + 0.5); if (height) *height = (int) (gtk_print_context_get_height( m_gpc ) + 0.5); } void wxGtkPrintDC::DoGetSizeMM(int *width, int *height) const { // This function takes margins into consideration. gdouble w = gtk_page_setup_get_page_width( gtk_print_context_get_page_setup( m_gpc ), GTK_UNIT_MM); gdouble h = gtk_page_setup_get_page_height( gtk_print_context_get_page_setup( m_gpc ), GTK_UNIT_MM); if (width) *width = (int) (w + 0.5); if (height) *height = (int) (h + 0.5); } wxSize wxGtkPrintDC::GetPPI() const { gdouble xDpi = gtk_print_context_get_dpi_x( m_gpc ); gdouble yDpi = gtk_print_context_get_dpi_y( m_gpc ); return wxSize((int) xDpi,(int) yDpi); } void wxGtkPrintDC::SetLogicalOrigin( wxCoord x, wxCoord y ) { wxDC::SetLogicalOrigin( x, y ); } void wxGtkPrintDC::SetDeviceOrigin( wxCoord x, wxCoord y ) { wxDC::SetDeviceOrigin( x, y ); } void wxGtkPrintDC::SetPrintData(const wxPrintData& data) { m_printData = data; if (m_printData.GetOrientation() == wxPORTRAIT) GetSize( &m_deviceOffsetX, &m_deviceOffsetY ); else GetSize( &m_deviceOffsetY, &m_deviceOffsetX ); } void wxGtkPrintDC::SetResolution(int ppi) { // We can't change ppi of the GtkPrintContext. ms_resolution = ppi; } int wxGtkPrintDC::GetResolution() { return ms_resolution; } // ---------------------------------------------------------------------------- // Print preview // ---------------------------------------------------------------------------- IMPLEMENT_CLASS(wxGtkPrintPreview, wxPrintPreviewBase) void wxGtkPrintPreview::Init(wxPrintout * WXUNUSED(printout), wxPrintout * WXUNUSED(printoutForPrinting)) { DetermineScaling(); } wxGtkPrintPreview::wxGtkPrintPreview(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintDialogData *data) : wxPrintPreviewBase(printout, printoutForPrinting, data) { Init(printout, printoutForPrinting); } wxGtkPrintPreview::wxGtkPrintPreview(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data) : wxPrintPreviewBase(printout, printoutForPrinting, data) { Init(printout, printoutForPrinting); } wxGtkPrintPreview::~wxGtkPrintPreview() { } bool wxGtkPrintPreview::Print(bool interactive) { if (!m_printPrintout) return false; wxPrinter printer(& m_printDialogData); return printer.Print(m_previewFrame, m_printPrintout, interactive); } void wxGtkPrintPreview::DetermineScaling() { wxPaperSize paperType = m_printDialogData.GetPrintData().GetPaperId(); 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(wxGtkPrintDC::GetResolution(), wxGtkPrintDC::GetResolution()); // Get width and height in points (1/72th of an inch) wxSize sizeDevUnits(paper->GetSizeDeviceUnits()); sizeDevUnits.x = (wxCoord)((float)sizeDevUnits.x * wxGtkPrintDC::GetResolution() / 72.0); sizeDevUnits.y = (wxCoord)((float)sizeDevUnits.y * wxGtkPrintDC::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); } else { m_pageWidth = sizeDevUnits.x; m_pageHeight = sizeDevUnits.y; m_previewPrintout->SetPageSizeMM(sizeMM.x, sizeMM.y); } m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight); m_previewPrintout->SetPaperRectPixels(wxRect(0, 0, m_pageWidth, m_pageHeight)); // At 100%, the page should look about page-size on the screen. m_previewScaleX = (float)0.8 * 72.0 / (float)wxGtkPrintDC::GetResolution(); m_previewScaleY = m_previewScaleX; } } #endif // wxUSE_GTKPRINT