1// Copyright 2014 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_DISPLAY_UTIL_DISPLAY_UTIL_H_ 6#define UI_DISPLAY_UTIL_DISPLAY_UTIL_H_ 7 8#include "ui/display/util/display_util_export.h" 9#include "ui/gfx/geometry/size.h" 10 11namespace ui { 12 13// Returns true if a given size is in the list of bogus sizes in mm that should 14// be ignored. 15DISPLAY_UTIL_EXPORT bool IsDisplaySizeBlackListed( 16 const gfx::Size& physical_size); 17 18// Returns the desired device scale factor for the display with the given 19// physical_size and resoultion. 20DISPLAY_UTIL_EXPORT float GetScaleFactor( 21 const gfx::Size& physical_size_in_mm, 22 const gfx::Size& screen_size_in_pixels); 23 24} // namespace ui 25 26#endif // UI_DISPLAY_UTIL_DISPLAY_UTIL_H_ 27