| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| library fuchsia.device.display; |
| |
| // An interface for accessing and modifying display state. |
| [Discoverable] |
| protocol Manager { |
| // Retrieves the current brightness of the display. The brightness is |
| // specified as a percentage of the maximum brightness. |
| GetBrightness() -> (bool success, float64 brightness); |
| |
| // Sets the brightness of the display. The brightness is specified a |
| // percentage of the maximum brightness. |
| SetBrightness(float64 brightness) -> (bool success); |
| }; |
