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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_animation
     .h" | 5 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_animation
     .h" | 
| 6 | 6 | 
| 7 #include "base/files/file_path.h" | 7 #include "base/files/file_path.h" | 
| 8 #include "base/location.h" | 8 #include "base/location.h" | 
| 9 #import "base/mac/foundation_util.h" | 9 #import "base/mac/foundation_util.h" | 
| 10 #include "base/native_library.h" | 10 #include "base/native_library.h" | 
| 11 #include "ui/base/animation/tween.h" | 11 #include "ui/gfx/animation/tween.h" | 
| 12 | 12 | 
| 13 // The window animations in this file use private APIs as described here: | 13 // The window animations in this file use private APIs as described here: | 
| 14 // http://code.google.com/p/undocumented-goodness/source/browse/trunk/CoreGraphi
     cs/CGSPrivate.h | 14 // http://code.google.com/p/undocumented-goodness/source/browse/trunk/CoreGraphi
     cs/CGSPrivate.h | 
| 15 // There are two important things to keep in mind when modifying this file: | 15 // There are two important things to keep in mind when modifying this file: | 
| 16 // - For most operations the origin of the coordinate system is top left. | 16 // - For most operations the origin of the coordinate system is top left. | 
| 17 // - Perspective and shear transformations get clipped if they are bigger | 17 // - Perspective and shear transformations get clipped if they are bigger | 
| 18 //   than the window size. This does not seem to apply to scale transformations. | 18 //   than the window size. This does not seem to apply to scale transformations. | 
| 19 | 19 | 
| 20 // Length of the animation in seconds. | 20 // Length of the animation in seconds. | 
| 21 const NSTimeInterval kAnimationDuration = 0.18; | 21 const NSTimeInterval kAnimationDuration = 0.18; | 
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| 281     {0.40, 1.02}, | 281     {0.40, 1.02}, | 
| 282     {0.60, 1.02}, | 282     {0.60, 1.02}, | 
| 283     {1.00, 1.0}, | 283     {1.00, 1.0}, | 
| 284   }; | 284   }; | 
| 285 | 285 | 
| 286   CGFloat scale = 1; | 286   CGFloat scale = 1; | 
| 287   for (int i = arraysize(frames) - 1; i >= 0; --i) { | 287   for (int i = arraysize(frames) - 1; i >= 0; --i) { | 
| 288     if (value >= frames[i].value) { | 288     if (value >= frames[i].value) { | 
| 289       CGFloat delta = frames[i + 1].value - frames[i].value; | 289       CGFloat delta = frames[i + 1].value - frames[i].value; | 
| 290       CGFloat frame_progress = (value - frames[i].value) / delta; | 290       CGFloat frame_progress = (value - frames[i].value) / delta; | 
| 291       scale = ui::Tween::ValueBetween(frame_progress, | 291       scale = gfx::Tween::ValueBetween(frame_progress, | 
| 292                                       frames[i].scale, | 292                                        frames[i].scale, | 
| 293                                       frames[i + 1].scale); | 293                                        frames[i + 1].scale); | 
| 294       break; | 294       break; | 
| 295     } | 295     } | 
| 296   } | 296   } | 
| 297 | 297 | 
| 298   SetWindowScale(window_, scale); | 298   SetWindowScale(window_, scale); | 
| 299 } | 299 } | 
| 300 | 300 | 
| 301 - (void)setWindowStateForEnd { | 301 - (void)setWindowStateForEnd { | 
| 302   SetWindowScale(window_, 1.0); | 302   SetWindowScale(window_, 1.0); | 
| 303 } | 303 } | 
| 304 | 304 | 
| 305 @end | 305 @end | 
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