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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 "ash/magnifier/magnification_controller.h" | 5 #include "ash/magnifier/magnification_controller.h" |
6 | 6 |
7 #include "ash/shell.h" | 7 #include "ash/shell.h" |
8 #include "ash/shell_delegate.h" | 8 #include "ash/shell_delegate.h" |
9 #include "ui/aura/client/cursor_client.h" | 9 #include "ui/aura/client/cursor_client.h" |
10 #include "ui/aura/event_filter.h" | 10 #include "ui/aura/event_filter.h" |
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40 | 40 |
41 class MagnificationControllerImpl : virtual public MagnificationController, | 41 class MagnificationControllerImpl : virtual public MagnificationController, |
42 public aura::EventFilter, | 42 public aura::EventFilter, |
43 public ui::ImplicitAnimationObserver { | 43 public ui::ImplicitAnimationObserver { |
44 public: | 44 public: |
45 MagnificationControllerImpl(); | 45 MagnificationControllerImpl(); |
46 virtual ~MagnificationControllerImpl(); | 46 virtual ~MagnificationControllerImpl(); |
47 | 47 |
48 // MagnificationController overrides: | 48 // MagnificationController overrides: |
49 virtual void SetEnabled(bool enabled) OVERRIDE; | 49 virtual void SetEnabled(bool enabled) OVERRIDE; |
| 50 virtual bool IsEnabled() const OVERRIDE; |
50 virtual void SetScale(float scale, bool animate) OVERRIDE; | 51 virtual void SetScale(float scale, bool animate) OVERRIDE; |
51 virtual float GetScale() const OVERRIDE { return scale_; } | 52 virtual float GetScale() const OVERRIDE { return scale_; } |
52 virtual void MoveWindow(int x, int y, bool animate) OVERRIDE; | 53 virtual void MoveWindow(int x, int y, bool animate) OVERRIDE; |
53 virtual void MoveWindow(const gfx::Point& point, bool animate) OVERRIDE; | 54 virtual void MoveWindow(const gfx::Point& point, bool animate) OVERRIDE; |
54 virtual gfx::Point GetWindowPosition() const OVERRIDE { return origin_; } | 55 virtual gfx::Point GetWindowPosition() const OVERRIDE { return origin_; } |
55 virtual void EnsureRectIsVisible(const gfx::Rect& rect, | 56 virtual void EnsureRectIsVisible(const gfx::Rect& rect, |
56 bool animate) OVERRIDE; | 57 bool animate) OVERRIDE; |
57 virtual void EnsurePointIsVisible(const gfx::Point& point, | 58 virtual void EnsurePointIsVisible(const gfx::Point& point, |
58 bool animate) OVERRIDE; | 59 bool animate) OVERRIDE; |
59 | 60 |
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426 ash::Shell::GetInstance()->delegate()->GetSavedScreenMagnifierScale(); | 427 ash::Shell::GetInstance()->delegate()->GetSavedScreenMagnifierScale(); |
427 ValidateScale(&scale); | 428 ValidateScale(&scale); |
428 RedrawKeepingMousePosition(scale, true); | 429 RedrawKeepingMousePosition(scale, true); |
429 is_enabled_ = enabled; | 430 is_enabled_ = enabled; |
430 } else { | 431 } else { |
431 RedrawKeepingMousePosition(kNonMagnifiedScale, true); | 432 RedrawKeepingMousePosition(kNonMagnifiedScale, true); |
432 is_enabled_ = enabled; | 433 is_enabled_ = enabled; |
433 } | 434 } |
434 } | 435 } |
435 | 436 |
| 437 bool MagnificationControllerImpl::IsEnabled() const { |
| 438 return is_enabled_; |
| 439 } |
| 440 |
436 //////////////////////////////////////////////////////////////////////////////// | 441 //////////////////////////////////////////////////////////////////////////////// |
437 // MagnificationControllerImpl: aura::EventFilter implementation | 442 // MagnificationControllerImpl: aura::EventFilter implementation |
438 | 443 |
439 bool MagnificationControllerImpl::PreHandleKeyEvent(aura::Window* target, | 444 bool MagnificationControllerImpl::PreHandleKeyEvent(aura::Window* target, |
440 ui::KeyEvent* event) { | 445 ui::KeyEvent* event) { |
441 return false; | 446 return false; |
442 } | 447 } |
443 | 448 |
444 bool MagnificationControllerImpl::PreHandleMouseEvent(aura::Window* target, | 449 bool MagnificationControllerImpl::PreHandleMouseEvent(aura::Window* target, |
445 ui::MouseEvent* event) { | 450 ui::MouseEvent* event) { |
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483 //////////////////////////////////////////////////////////////////////////////// | 488 //////////////////////////////////////////////////////////////////////////////// |
484 // MagnificationController: | 489 // MagnificationController: |
485 | 490 |
486 // static | 491 // static |
487 MagnificationController* MagnificationController::CreateInstance() { | 492 MagnificationController* MagnificationController::CreateInstance() { |
488 return new MagnificationControllerImpl(); | 493 return new MagnificationControllerImpl(); |
489 } | 494 } |
490 | 495 |
491 } // namespace internal | 496 } // namespace internal |
492 } // namespace ash | 497 } // namespace ash |
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