15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef UI_COMPOSITOR_DIP_UTIL_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define UI_COMPOSITOR_DIP_UTIL_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/compositor/compositor_export.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ui/gfx/point_f.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace gfx { 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Point; 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Size; 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Rect; 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace gfx 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ui { 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Layer; 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)COMPOSITOR_EXPORT float GetDeviceScaleFactor(const Layer* layer); 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Utility functions that convert point/size/rect between 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// DIP and pixel coordinates system. 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)COMPOSITOR_EXPORT gfx::Point ConvertPointToDIP( 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const Layer* layer, 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Point& point_in_pixel); 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)COMPOSITOR_EXPORT gfx::PointF ConvertPointToDIP( 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const Layer* layer, 302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const gfx::PointF& point_in_pixel); 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)COMPOSITOR_EXPORT gfx::Size ConvertSizeToDIP( 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const Layer* layer, 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Size& size_in_pixel); 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)COMPOSITOR_EXPORT gfx::Rect ConvertRectToDIP( 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const Layer* layer, 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Rect& rect_in_pixel); 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)COMPOSITOR_EXPORT gfx::Point ConvertPointToPixel( 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const Layer* layer, 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Point& point_in_dip); 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)COMPOSITOR_EXPORT gfx::Size ConvertSizeToPixel( 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const Layer* layer, 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Size& size_in_dip); 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)COMPOSITOR_EXPORT gfx::Rect ConvertRectToPixel( 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const Layer* layer, 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Rect& rect_in_dip); 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ui 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // UI_COMPOSITOR_DIP_UTIL_H_ 50