1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "printing/print_settings_initializer_mac.h"
6
7 #include "base/strings/sys_string_conversions.h"
8 #include "printing/print_settings.h"
9 #include "printing/units.h"
10
11 namespace printing {
12
13 // static
InitPrintSettings(PMPrinter printer,PMPageFormat page_format,PrintSettings * print_settings)14 void PrintSettingsInitializerMac::InitPrintSettings(
15 PMPrinter printer,
16 PMPageFormat page_format,
17 PrintSettings* print_settings) {
18 print_settings->set_device_name(
19 base::SysCFStringRefToUTF16(PMPrinterGetID(printer)));
20
21 PMOrientation orientation = kPMPortrait;
22 PMGetOrientation(page_format, &orientation);
23 print_settings->SetOrientation(orientation == kPMLandscape);
24
25 UInt32 resolution_count = 0;
26 PMResolution best_resolution = { 72.0, 72.0 };
27 OSStatus status = PMPrinterGetPrinterResolutionCount(printer,
28 &resolution_count);
29 if (status == noErr) {
30 // Resolution indexes are 1-based.
31 for (uint32 i = 1; i <= resolution_count; ++i) {
32 PMResolution resolution;
33 PMPrinterGetIndexedPrinterResolution(printer, i, &resolution);
34 if (resolution.hRes > best_resolution.hRes)
35 best_resolution = resolution;
36 }
37 }
38 int dpi = best_resolution.hRes;
39 print_settings->set_dpi(dpi);
40
41 DCHECK_EQ(dpi, best_resolution.vRes);
42
43 // Get printable area and paper rects (in points)
44 PMRect page_rect, paper_rect;
45 PMGetAdjustedPageRect(page_format, &page_rect);
46 PMGetAdjustedPaperRect(page_format, &paper_rect);
47
48 // Device units are in points. Units per inch is 72.
49 gfx::Size physical_size_device_units(
50 (paper_rect.right - paper_rect.left),
51 (paper_rect.bottom - paper_rect.top));
52 gfx::Rect printable_area_device_units(
53 (page_rect.left - paper_rect.left),
54 (page_rect.top - paper_rect.top),
55 (page_rect.right - page_rect.left),
56 (page_rect.bottom - page_rect.top));
57
58 DCHECK_EQ(print_settings->device_units_per_inch(), kPointsPerInch);
59 print_settings->SetPrinterPrintableArea(physical_size_device_units,
60 printable_area_device_units,
61 false);
62 }
63
64 } // namespace printing
65