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// Copyright 2018 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_NUP_PARAMETERS_H_
#define PRINTING_NUP_PARAMETERS_H_
#include "base/component_export.h"
namespace printing {
class COMPONENT_EXPORT(PRINTING) NupParameters {
public:
// Callers should check `pages_per_sheet` values with IsSupported() first,
// and only pass in supported values.
NupParameters(int pages_per_sheet, bool is_source_landscape);
// Whether or not the input `pages_per_sheet` is a supported N-up value.
// Supported values are: 1 2 4 6 9 16
static bool IsSupported(int pages_per_sheet);
// Orientation of the to-be-generated N-up PDF document.
bool landscape() const { return landscape_; }
int num_pages_on_x_axis() const { return num_pages_on_x_axis_; }
int num_pages_on_y_axis() const { return num_pages_on_y_axis_; }
private:
// Calculates the `num_pages_on_x_axis_`, `num_pages_on_y_axis_` and
// `landscape_` based on the input.
void SetParameters(int pages_per_sheet, bool is_source_landscape);
int num_pages_on_x_axis_ = 1;
int num_pages_on_y_axis_ = 1;
bool landscape_ = false;
};
} // namespace printing
#endif // PRINTING_NUP_PARAMETERS_H_
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