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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef PRINTING_PRINTING_UTILS_H_
#define PRINTING_PRINTING_UTILS_H_
#include <stddef.h>
#include <string>
#include "base/component_export.h"
#include "base/containers/span.h"
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#if defined(USE_CUPS) && !BUILDFLAG(IS_CHROMEOS_ASH)
#include "base/strings/string_piece.h"
#endif
#if BUILDFLAG(IS_WIN)
#include "ui/gfx/geometry/rect.h"
#endif
namespace gfx {
class Size;
}
namespace printing {
// Simplify title to resolve issue with some drivers.
COMPONENT_EXPORT(PRINTING_BASE)
std::u16string SimplifyDocumentTitle(const std::u16string& title);
COMPONENT_EXPORT(PRINTING_BASE)
std::u16string SimplifyDocumentTitleWithLength(const std::u16string& title,
size_t length);
COMPONENT_EXPORT(PRINTING_BASE)
std::u16string FormatDocumentTitleWithOwner(const std::u16string& owner,
const std::u16string& title);
COMPONENT_EXPORT(PRINTING_BASE)
std::u16string FormatDocumentTitleWithOwnerAndLength(
const std::u16string& owner,
const std::u16string& title,
size_t length);
#if defined(USE_CUPS) && !BUILDFLAG(IS_CHROMEOS_ASH)
// Returns the paper size (microns) most common in the locale to the nearest
// millimeter. Defaults to ISO A4 for an empty or invalid locale.
COMPONENT_EXPORT(PRINTING_BASE)
gfx::Size GetDefaultPaperSizeFromLocaleMicrons(base::StringPiece locale);
// Returns true if both dimensions of the sizes have a delta less than or equal
// to the epsilon value.
COMPONENT_EXPORT(PRINTING_BASE)
bool SizesEqualWithinEpsilon(const gfx::Size& lhs,
const gfx::Size& rhs,
int epsilon);
#endif
#if BUILDFLAG(IS_WIN)
// Get page content rect adjusted based on
// http://dev.w3.org/csswg/css3-page/#positioning-page-box
COMPONENT_EXPORT(PRINTING_BASE)
gfx::Rect GetCenteredPageContentRect(const gfx::Size& paper_size,
const gfx::Size& page_size,
const gfx::Rect& page_content_rect);
#endif
// Helper for tests and DCHECKs to validate that `maybe_pdf_data` suggests a PDF
// document. This includes checking a minimal size and magic bytes.
COMPONENT_EXPORT(PRINTING_BASE)
bool LooksLikePdf(base::span<const char> maybe_pdf_data);
} // namespace printing
#endif // PRINTING_PRINTING_UTILS_H_
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