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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "printing/print_settings_initializer_gtk.h"
#include <gtk/gtk.h>
#include <gtk/gtkprinter.h>
#include "base/string_piece.h"
#include "base/utf_string_conversions.h"
#include "printing/pdf_ps_metafile_cairo.h"
#include "printing/print_settings.h"
#include "printing/units.h"
namespace printing {
// static
void PrintSettingsInitializerGtk::InitPrintSettings(
GtkPrintSettings* settings,
GtkPageSetup* page_setup,
const PageRanges& new_ranges,
bool print_selection_only,
PrintSettings* print_settings) {
DCHECK(settings);
DCHECK(page_setup);
DCHECK(print_settings);
// TODO(jhawkins): |printer_name_| and |device_name_| should be string16.
base::StringPiece name(
reinterpret_cast<const char*>(gtk_print_settings_get_printer(settings)));
print_settings->set_printer_name(UTF8ToWide(name));
print_settings->set_device_name(print_settings->printer_name());
print_settings->ranges = new_ranges;
print_settings->selection_only = print_selection_only;
GtkPageOrientation orientation = gtk_print_settings_get_orientation(settings);
print_settings->set_landscape(orientation == GTK_PAGE_ORIENTATION_LANDSCAPE);
gfx::Size physical_size_device_units;
gfx::Rect printable_area_device_units;
int dpi = gtk_print_settings_get_resolution(settings);
if (dpi) {
// Initialize page_setup_device_units_.
physical_size_device_units.SetSize(
gtk_page_setup_get_paper_width(page_setup, GTK_UNIT_INCH) * dpi,
gtk_page_setup_get_paper_height(page_setup, GTK_UNIT_INCH) * dpi);
printable_area_device_units.SetRect(
gtk_page_setup_get_left_margin(page_setup, GTK_UNIT_INCH) * dpi,
gtk_page_setup_get_top_margin(page_setup, GTK_UNIT_INCH) * dpi,
gtk_page_setup_get_page_width(page_setup, GTK_UNIT_INCH) * dpi,
gtk_page_setup_get_page_height(page_setup, GTK_UNIT_INCH) * dpi);
} else {
// Use default values if we cannot get valid values from the print dialog.
dpi = kPixelsPerInch;
double page_width_in_pixel = 8.5 * dpi;
double page_height_in_pixel = 11.0 * dpi;
physical_size_device_units.SetSize(
static_cast<int>(page_width_in_pixel),
static_cast<int>(page_height_in_pixel));
printable_area_device_units.SetRect(
static_cast<int>(kLeftMarginInInch * dpi),
static_cast<int>(kTopMarginInInch * dpi),
page_width_in_pixel - (kLeftMarginInInch + kRightMarginInInch) * dpi,
page_height_in_pixel - (kTopMarginInInch + kBottomMarginInInch) * dpi);
}
print_settings->set_dpi(dpi);
print_settings->SetPrinterPrintableArea(physical_size_device_units,
printable_area_device_units,
dpi);
}
const double PrintSettingsInitializerGtk::kTopMarginInInch = 0.25;
const double PrintSettingsInitializerGtk::kBottomMarginInInch = 0.56;
const double PrintSettingsInitializerGtk::kLeftMarginInInch = 0.25;
const double PrintSettingsInitializerGtk::kRightMarginInInch = 0.25;
} // namespace printing
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