| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef ASH_MAGNIFIER_MAGNIFIER_CONSTANTS_H_ |
| #define ASH_MAGNIFIER_MAGNIFIER_CONSTANTS_H_ |
| |
| namespace ash { |
| |
| // Note: Do not change these values; UMA and prefs depend on them. |
| enum MagnifierType { |
| MAGNIFIER_FULL = 1, |
| MAGNIFIER_PARTIAL = 2, |
| }; |
| |
| const int kMaxMagnifierType = 2; |
| |
| const MagnifierType kDefaultMagnifierType = MAGNIFIER_FULL; |
| |
| // Factor of magnification scale. For example, when this value is 1.189, scale |
| // value will be changed x1.000, x1.189, x1.414, x1.681, x2.000, ... |
| // Note: this value is 2.0 ^ (1 / 4). |
| const float kMagnificationScaleFactor = 1.18920712f; |
| |
| } // namespace ash |
| |
| #endif // ASH_MAGNIFIER_MAGNIFIER_CONSTANTS_H_ |