1// Copyright (c) 2013 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef UI_BASE_WIN_DPI_SETUP_H_ 6#define UI_BASE_WIN_DPI_SETUP_H_ 7 8#include "ui/base/ui_base_export.h" 9 10namespace ui { 11namespace win { 12 13// Initializes the device scale factor. If support is enabled, this will set 14// the best available scale based on the screen's pixel density. This can be 15// affected (overridden) by --force-device-scale-factor=x 16// This function can be called only once for the lifetime of a process. 17UI_BASE_EXPORT void InitDeviceScaleFactor(); 18 19} // namespace win 20} // namespace ui 21 22#endif // UI_BASE_WIN_DPI_SETUP_H_ 23