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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "printing/print_settings_initializer_win.h" | 5 #include "printing/print_settings_initializer_win.h" |
6 | 6 |
7 #include <windows.h> | 7 #include <windows.h> |
8 | 8 |
9 #include "printing/print_settings.h" | 9 #include "printing/print_settings.h" |
10 | 10 |
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24 if (!HasEscapeSupprt(hdc, GETTECHNOLOGY)) | 24 if (!HasEscapeSupprt(hdc, GETTECHNOLOGY)) |
25 return false; | 25 return false; |
26 | 26 |
27 char buf[256]; | 27 char buf[256]; |
28 memset(buf, 0, sizeof(buf)); | 28 memset(buf, 0, sizeof(buf)); |
29 if (ExtEscape(hdc, GETTECHNOLOGY, 0, nullptr, sizeof(buf) - 1, buf) <= 0) | 29 if (ExtEscape(hdc, GETTECHNOLOGY, 0, nullptr, sizeof(buf) - 1, buf) <= 0) |
30 return false; | 30 return false; |
31 return strcmp(buf, technology) == 0; | 31 return strcmp(buf, technology) == 0; |
32 } | 32 } |
33 | 33 |
| 34 bool IsPrinterPostScript(HDC hdc, int* level) { |
| 35 static constexpr char kPostScriptDriver[] = "PostScript"; |
| 36 if (!IsTechnology(hdc, kPostScriptDriver)) { |
| 37 return false; |
| 38 } |
| 39 |
| 40 // Query the PS Level if possible. Many PS printers do not implement this. |
| 41 if (HasEscapeSupprt(hdc, GET_PS_FEATURESETTING)) { |
| 42 constexpr int param = FEATURESETTING_PSLEVEL; |
| 43 const char* param_char_ptr = reinterpret_cast<const char*>(¶m); |
| 44 int param_out = -1; |
| 45 char* param_out_char_ptr = reinterpret_cast<char*>(¶m_out); |
| 46 if (ExtEscape(hdc, GET_PS_FEATURESETTING, sizeof(param), param_char_ptr, |
| 47 sizeof(param_out), param_out_char_ptr) > 0) { |
| 48 if (param_out < 2 || param_out > 3) |
| 49 return false; |
| 50 |
| 51 *level = param_out; |
| 52 return true; |
| 53 } |
| 54 } |
| 55 |
| 56 // If it looks like a PS printer. |
| 57 if (HasEscapeSupprt(hdc, POSTSCRIPT_PASSTHROUGH) && |
| 58 HasEscapeSupprt(hdc, POSTSCRIPT_DATA)) { |
| 59 *level = 2; |
| 60 return true; |
| 61 } |
| 62 |
| 63 return false; |
| 64 } |
| 65 |
34 bool IsPrinterXPS(HDC hdc) { | 66 bool IsPrinterXPS(HDC hdc) { |
35 static constexpr char kXPSDriver[] = | 67 static constexpr char kXPSDriver[] = |
36 "http://schemas.microsoft.com/xps/2005/06"; | 68 "http://schemas.microsoft.com/xps/2005/06"; |
37 return IsTechnology(hdc, kXPSDriver); | 69 return IsTechnology(hdc, kXPSDriver); |
38 } | 70 } |
39 | 71 |
40 } // namespace | 72 } // namespace |
41 | 73 |
42 // static | 74 // static |
43 void PrintSettingsInitializerWin::InitPrintSettings( | 75 void PrintSettingsInitializerWin::InitPrintSettings( |
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77 // area rect of 0, 0, 0, 0, so it seems some drivers don't set it. | 109 // area rect of 0, 0, 0, 0, so it seems some drivers don't set it. |
78 if (printable_area_device_units.IsEmpty() || | 110 if (printable_area_device_units.IsEmpty() || |
79 !gfx::Rect(physical_size_device_units).Contains( | 111 !gfx::Rect(physical_size_device_units).Contains( |
80 printable_area_device_units)) { | 112 printable_area_device_units)) { |
81 printable_area_device_units = gfx::Rect(physical_size_device_units); | 113 printable_area_device_units = gfx::Rect(physical_size_device_units); |
82 } | 114 } |
83 DCHECK_EQ(print_settings->device_units_per_inch(), dpi); | 115 DCHECK_EQ(print_settings->device_units_per_inch(), dpi); |
84 print_settings->SetPrinterPrintableArea(physical_size_device_units, | 116 print_settings->SetPrinterPrintableArea(physical_size_device_units, |
85 printable_area_device_units, | 117 printable_area_device_units, |
86 false); | 118 false); |
87 | 119 if (IsPrinterXPS(hdc)) { |
88 print_settings->set_printer_is_xps(IsPrinterXPS(hdc)); | 120 print_settings->set_printer_type(PrintSettings::PrinterType::TYPE_XPS); |
| 121 return; |
| 122 } |
| 123 int level; |
| 124 if (IsPrinterPostScript(hdc, &level)) { |
| 125 if (level == 2) { |
| 126 print_settings->set_printer_type( |
| 127 PrintSettings::PrinterType::TYPE_POSTSCRIPT_LEVEL2); |
| 128 return; |
| 129 } |
| 130 DCHECK_EQ(3, level); |
| 131 print_settings->set_printer_type( |
| 132 PrintSettings::PrinterType::TYPE_POSTSCRIPT_LEVEL3); |
| 133 return; |
| 134 } |
| 135 print_settings->set_printer_type(PrintSettings::PrinterType::TYPE_NONE); |
89 } | 136 } |
90 | 137 |
91 } // namespace printing | 138 } // namespace printing |
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