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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 #include "ui/views/controls/slide_out_view.h" | 5 #include "ui/views/controls/slide_out_view.h" |
| 6 | 6 |
| 7 #include "ui/compositor/layer.h" | 7 #include "ui/compositor/layer.h" |
| 8 #include "ui/compositor/scoped_layer_animation_settings.h" | 8 #include "ui/compositor/scoped_layer_animation_settings.h" |
| 9 #include "ui/gfx/transform.h" | 9 #include "ui/gfx/transform.h" |
| 10 | 10 |
| 11 namespace views { | 11 namespace views { |
| 12 | 12 |
| 13 SlideOutView::SlideOutView() { | 13 SlideOutView::SlideOutView() { |
| 14 // If accelerated compositing is not available, this widget tracks the | 14 // If accelerated compositing is not available, this widget tracks the |
| 15 // OnSlideOut event but does not render any visible changes. | 15 // OnSlideOut event but does not render any visible changes. |
| 16 SetPaintToLayer(true); | 16 SetPaintToLayer(); |
| 17 layer()->SetFillsBoundsOpaquely(false); | 17 layer()->SetFillsBoundsOpaquely(false); |
| 18 } | 18 } |
| 19 | 19 |
| 20 SlideOutView::~SlideOutView() { | 20 SlideOutView::~SlideOutView() { |
| 21 } | 21 } |
| 22 | 22 |
| 23 void SlideOutView::OnGestureEvent(ui::GestureEvent* event) { | 23 void SlideOutView::OnGestureEvent(ui::GestureEvent* event) { |
| 24 const float kScrollRatioForClosingNotification = 0.5f; | 24 const float kScrollRatioForClosingNotification = 0.5f; |
| 25 | 25 |
| 26 if (event->type() == ui::ET_SCROLL_FLING_START) { | 26 if (event->type() == ui::ET_SCROLL_FLING_START) { |
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| 102 transform.Translate(direction == SLIDE_LEFT ? -width() : width(), 0.0); | 102 transform.Translate(direction == SLIDE_LEFT ? -width() : width(), 0.0); |
| 103 layer()->SetTransform(transform); | 103 layer()->SetTransform(transform); |
| 104 layer()->SetOpacity(0.f); | 104 layer()->SetOpacity(0.f); |
| 105 } | 105 } |
| 106 | 106 |
| 107 void SlideOutView::OnImplicitAnimationsCompleted() { | 107 void SlideOutView::OnImplicitAnimationsCompleted() { |
| 108 OnSlideOut(); | 108 OnSlideOut(); |
| 109 } | 109 } |
| 110 | 110 |
| 111 } // namespace views | 111 } // namespace views |
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