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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef WEBKIT_CHILD_FLING_CURVE_CONFIGURATION_H_ | 5 #ifndef WEBKIT_CHILD_FLING_CURVE_CONFIGURATION_H_ |
| 6 #define WEBKIT_CHILD_FLING_CURVE_CONFIGURATION_H_ | 6 #define WEBKIT_CHILD_FLING_CURVE_CONFIGURATION_H_ |
| 7 | 7 |
| 8 #include <vector> | 8 #include <vector> |
| 9 | 9 |
| 10 #include "base/synchronization/lock.h" | 10 #include "base/synchronization/lock.h" |
| 11 #include "third_party/WebKit/public/platform/WebFloatPoint.h" | 11 #include "third_party/WebKit/public/platform/WebFloatPoint.h" |
| 12 #include "third_party/WebKit/public/platform/WebSize.h" | 12 #include "third_party/WebKit/public/platform/WebSize.h" |
| 13 #include "webkit/child/webkit_child_export.h" |
| 13 | 14 |
| 14 namespace blink { | 15 namespace blink { |
| 15 class WebGestureCurve; | 16 class WebGestureCurve; |
| 16 } | 17 } |
| 17 | 18 |
| 18 namespace webkit_glue { | 19 namespace webkit_glue { |
| 19 | 20 |
| 20 // A class to manage dynamically adjustable parameters controlling the | 21 // A class to manage dynamically adjustable parameters controlling the |
| 21 // shape of the fling deacceleration function. | 22 // shape of the fling deacceleration function. |
| 22 class FlingCurveConfiguration { | 23 class WEBKIT_CHILD_EXPORT FlingCurveConfiguration { |
| 23 public: | 24 public: |
| 24 FlingCurveConfiguration(); | 25 FlingCurveConfiguration(); |
| 25 virtual ~FlingCurveConfiguration(); | 26 virtual ~FlingCurveConfiguration(); |
| 26 | 27 |
| 27 // Create a touchpad fling curve using the current parameters. | 28 // Create a touchpad fling curve using the current parameters. |
| 28 blink::WebGestureCurve* CreateForTouchPad( | 29 blink::WebGestureCurve* CreateForTouchPad( |
| 29 const blink::WebFloatPoint& velocity, | 30 const blink::WebFloatPoint& velocity, |
| 30 const blink::WebSize& cumulativeScroll); | 31 const blink::WebSize& cumulativeScroll); |
| 31 | 32 |
| 32 // Create a touchscreen fling curve using the current parameters. | 33 // Create a touchscreen fling curve using the current parameters. |
| (...skipping 16 matching lines...) Expand all Loading... |
| 49 base::Lock lock_; | 50 base::Lock lock_; |
| 50 std::vector<float> touchpad_coefs_; | 51 std::vector<float> touchpad_coefs_; |
| 51 std::vector<float> touchscreen_coefs_; | 52 std::vector<float> touchscreen_coefs_; |
| 52 | 53 |
| 53 DISALLOW_COPY_AND_ASSIGN(FlingCurveConfiguration); | 54 DISALLOW_COPY_AND_ASSIGN(FlingCurveConfiguration); |
| 54 }; | 55 }; |
| 55 | 56 |
| 56 } // namespace webkit_glue | 57 } // namespace webkit_glue |
| 57 | 58 |
| 58 #endif // WEBKIT_CHILD_FLING_CURVE_CONFIGURATION_H_ | 59 #endif // WEBKIT_CHILD_FLING_CURVE_CONFIGURATION_H_ |
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