blob: 48a39e6408b1d68f3fb3723364105b116b28f3c8 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
// Copyright (c) 2006-2008 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.
#ifndef CHROME_BROWSER_PRINTING_PRINT_SETTINGS_H__
#define CHROME_BROWSER_PRINTING_PRINT_SETTINGS_H__
#include "base/gfx/rect.h"
#include "chrome/browser/printing/page_overlays.h"
#include "chrome/browser/printing/page_range.h"
#include "chrome/browser/printing/page_setup.h"
struct ViewMsg_Print_Params;
typedef struct HDC__* HDC;
typedef struct _devicemodeW DEVMODE;
namespace printing {
// OS-independent print settings.
class PrintSettings {
public:
PrintSettings();
// Reinitialize the settings to the default values.
void Clear();
#ifdef WIN32
// Reads the settings from the selected device context. Calculates derived
// values like printable_area_.
void Init(HDC hdc,
const DEVMODE& dev_mode,
const PageRanges& new_ranges,
const std::wstring& new_device_name);
#endif
// Sets margins in 0.01 millimeter unit.
void UpdateMarginsMetric(const PageMargins& new_margins);
// Sets margins in thousandth of inch.
void UpdateMarginsMilliInch(const PageMargins& new_margins);
// Initializes the print parameters that needs to be sent to the renderer
// process.
void RenderParams(ViewMsg_Print_Params* params) const;
// Equality operator.
// NOTE: printer_name is NOT tested for equality since it doesn't affect the
// output.
bool Equals(const PrintSettings& rhs) const;
const std::wstring& printer_name() const { return printer_name_; }
void set_device_name(const std::wstring& device_name) {
device_name_ = device_name;
}
const std::wstring& device_name() const { return device_name_; }
int dpi() const { return dpi_; }
const PageSetup& page_setup_cmm() const { return page_setup_cmm_; }
const PageSetup& page_setup_pixels() const { return page_setup_pixels_; }
// Multipage printing. Each PageRange describes a from-to page combinaison.
// This permits printing some selected pages only.
PageRanges ranges;
// By imaging to a width a little wider than the available pixels, thin pages
// will be scaled down a little, matching the way they print in IE and Camino.
// This lets them use fewer sheets than they would otherwise, which is
// presumably why other browsers do this. Wide pages will be scaled down more
// than this.
double min_shrink;
// This number determines how small we are willing to reduce the page content
// in order to accommodate the widest line. If the page would have to be
// reduced smaller to make the widest line fit, we just clip instead (this
// behavior matches MacIE and Mozilla, at least)
double max_shrink;
// Desired visible dots per inch rendering for output. Printing should be
// scaled to ScreenDpi/dpix*desired_dpi.
int desired_dpi;
// The various overlays (headers and footers).
PageOverlays overlays;
// Cookie generator. It is used to initialize PrintedDocument with its
// associated PrintSettings, to be sure that each generated PrintedPage is
// correctly associated with its corresponding PrintedDocument.
static int NewCookie();
private:
//////////////////////////////////////////////////////////////////////////////
// Settings that can't be changed without side-effects.
// Printer name as shown to the user.
std::wstring printer_name_;
// Printer device name as opened by the OS.
std::wstring device_name_;
// Page setup in centimillimeter (0.01 mm) units.
PageSetup page_setup_cmm_;
// Page setup in pixel units, dpi adjusted.
PageSetup page_setup_pixels_;
// Printer's device effective dots per inch in both axis.
int dpi_;
// Is the orientation landscape or portrait.
bool landscape_;
};
} // namespace printing
#endif // CHROME_BROWSER_PRINTING_PRINT_SETTINGS_H__
|
