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_export.h" 9 10 namespace ui { 11 namespace 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. 17 UI_EXPORT void InitDeviceScaleFactor(); 18 19 } // namespace win 20 } // namespace ui 21 22 #endif // UI_BASE_WIN_DPI_SETUP_H_ 23