1 // Copyright 2011 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef PRINTING_PAGE_SETUP_H_
6 #define PRINTING_PAGE_SETUP_H_
8 #include "base/component_export.h"
9 #include "ui/gfx/geometry/rect.h"
13 // Margins for a page setup.
14 class COMPONENT_EXPORT(PRINTING) PageMargins {
17 PageMargins(int header, int footer, int left, int right, int top, int bottom);
22 bool Equals(const PageMargins& rhs) const;
24 // Vertical space for the overlay from the top of the sheet.
26 // Vertical space for the overlay from the bottom of the sheet.
28 // Margin on each side of the sheet.
35 // Settings that define the size and printable areas of a page. Unit is
37 class COMPONENT_EXPORT(PRINTING) PageSetup {
40 PageSetup(const gfx::Size& physical_size,
41 const gfx::Rect& printable_area,
42 const PageMargins& requested_margins,
45 PageSetup(const PageSetup& other);
48 // Gets a symmetrical printable area.
49 static gfx::Rect GetSymmetricalPrintableArea(const gfx::Size& page_size,
50 const gfx::Rect& printable_area);
55 bool Equals(const PageSetup& rhs) const;
57 void Init(const gfx::Size& physical_size,
58 const gfx::Rect& printable_area,
61 // Use `requested_margins` as long as they fall inside the printable area.
62 void SetRequestedMargins(const PageMargins& requested_margins);
64 // Ignore the printable area, and set the margins to `requested_margins`.
65 void ForceRequestedMargins(const PageMargins& requested_margins);
67 // Flips the orientation of the page and recalculates all page areas.
68 void FlipOrientation();
70 const gfx::Size& physical_size() const { return physical_size_; }
71 const gfx::Rect& overlay_area() const { return overlay_area_; }
72 const gfx::Rect& content_area() const { return content_area_; }
73 const gfx::Rect& printable_area() const { return printable_area_; }
74 const PageMargins& effective_margins() const { return effective_margins_; }
75 const PageMargins& requested_margins() const { return requested_margins_; }
76 bool forced_margins() const { return forced_margins_; }
77 int text_height() const { return text_height_; }
80 // Store `requested_margins_` and update page setup values.
81 void SetRequestedMarginsAndCalculateSizes(
82 const PageMargins& requested_margins);
84 // Calculate overlay_area_, effective_margins_, and content_area_, based on
85 // a constraint of `bounds` and `text_height`.
86 void CalculateSizesWithinRect(const gfx::Rect& bounds, int text_height);
88 // Physical size of the page, including non-printable margins.
89 gfx::Size physical_size_;
91 // The printable area as specified by the printer driver. We can't get
93 gfx::Rect printable_area_;
95 // The printable area for headers and footers.
96 gfx::Rect overlay_area_;
98 // The printable area as selected by the user's margins.
99 gfx::Rect content_area_;
101 // Effective margins.
102 PageMargins effective_margins_;
104 // Requested margins.
105 PageMargins requested_margins_;
107 // True when `effective_margins_` respects `printable_area_` else false.
108 bool forced_margins_;
110 // Space that must be kept free for the overlays.
114 } // namespace printing
116 #endif // PRINTING_PAGE_SETUP_H_