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 WebDeviceEmulationParams_h 6 #define WebDeviceEmulationParams_h 7 8 #include "public/platform/WebFloatPoint.h" 9 #include "public/platform/WebRect.h" 10 #include "public/platform/WebSize.h" 11 12 namespace blink { 13 14 // All sizes are measured in device independent pixels. 15 struct WebDeviceEmulationParams { 16 // For mobile, screen has the same size as view, which is positioned at (0;0). 17 // For desktop, screen size and view position are preserved. 18 enum ScreenPosition { 19 Desktop, 20 Mobile 21 }; 22 23 ScreenPosition screenPosition; 24 25 // If zero, the original device scale factor is preserved. 26 float deviceScaleFactor; 27 28 // Emulated view size. Empty size means no override. 29 WebSize viewSize; 30 31 // Whether emulated view should be scaled down if necessary to fit into available space. 32 bool fitToView; 33 34 // Offset of emulated view inside available space, not in fit to view mode. 35 WebFloatPoint offset; 36 37 // Scale of emulated view inside available space, not in fit to view mode. 38 float scale; 39 WebDeviceEmulationParamsWebDeviceEmulationParams40 WebDeviceEmulationParams() 41 : screenPosition(Desktop) 42 , deviceScaleFactor(0) 43 , fitToView(false) 44 , scale(1) { } 45 }; 46 47 } // namespace blink 48 49 #endif 50