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- // Copyright 2018 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 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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