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authorben@chromium.org <ben@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2009-05-05 04:52:11 +0000
committerben@chromium.org <ben@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2009-05-05 04:52:11 +0000
commit220705c2b06962462e471b28ad85c76c0f9c3080 (patch)
treecfc44266116bbf2acc3a4fae32625c4481c8243e /chrome/common/animation.h
parent1b8d02f181d089ee670f2ba72089c3722f679d5f (diff)
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Move *Animation to app/
http://crbug.com/11387 Review URL: http://codereview.chromium.org/109001 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@15275 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome/common/animation.h')
-rw-r--r--chrome/common/animation.h122
1 files changed, 0 insertions, 122 deletions
diff --git a/chrome/common/animation.h b/chrome/common/animation.h
deleted file mode 100644
index 1771b16..0000000
--- a/chrome/common/animation.h
+++ /dev/null
@@ -1,122 +0,0 @@
-// Copyright (c) 2006-2008 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.
-// Inspired by NSAnimation
-
-#ifndef CHROME_COMMON_ANIMATION_H__
-#define CHROME_COMMON_ANIMATION_H__
-
-#include "base/timer.h"
-
-class Animation;
-
-// AnimationDelegate
-//
-// Implement this interface when you want to receive notifications about the
-// state of an animation.
-//
-class AnimationDelegate {
- public:
- // Called when an animation has started.
- virtual void AnimationStarted(const Animation* animation) {
- }
-
- // Called when an animation has completed.
- virtual void AnimationEnded(const Animation* animation) {
- }
-
- // Called when an animation has progressed.
- virtual void AnimationProgressed(const Animation* animation) {
- }
-
- // Called when an animation has been canceled.
- virtual void AnimationCanceled(const Animation* animation) {
- }
-};
-
-// Animation
-//
-// This class provides a basic implementation of an object that uses a timer
-// to increment its state over the specified time and frame-rate. To
-// actually do something useful with this you need to subclass it and override
-// AnimateToState and optionally GetCurrentValue to update your state.
-//
-// The Animation notifies a delegate when events of interest occur.
-//
-// The practice is to instantiate a subclass and call Init and any other
-// initialization specific to the subclass, and then call |Start|. The
-// animation uses the current thread's message loop.
-//
-class Animation {
- public:
- // Initializes everything except the duration.
- //
- // Caller must make sure to call SetDuration() if they use this
- // constructor; it is preferable to use the full one, but sometimes
- // duration can change between calls to Start() and we need to
- // expose this interface.
- Animation(int frame_rate, AnimationDelegate* delegate);
-
- // Initializes all fields.
- Animation(int duration, int frame_rate, AnimationDelegate* delegate);
- virtual ~Animation();
-
- // Reset state so that the animation can be started again.
- virtual void Reset();
-
- // Called when the animation progresses. Subclasses override this to
- // efficiently update their state.
- virtual void AnimateToState(double state) = 0;
-
- // Gets the value for the current state, according to the animation
- // curve in use. This class provides only for a linear relationship,
- // however subclasses can override this to provide others.
- virtual double GetCurrentValue() const;
-
- // Start the animation.
- void Start();
-
- // Stop the animation.
- void Stop();
-
- // Skip to the end of the current animation.
- void End();
-
- // Return whether this animation is animating.
- bool IsAnimating();
-
- // Changes the length of the animation. This resets the current
- // state of the animation to the beginning.
- void SetDuration(int duration);
-
- protected:
- // Overriddable, called by Run.
- virtual void Step();
-
- // Calculates the timer interval from the constructor list.
- int CalculateInterval(int frame_rate);
-
- // Whether or not we are currently animating.
- bool animating_;
-
- int frame_rate_;
- int timer_interval_;
- int duration_;
-
- // For determining state.
- int iteration_count_;
- int current_iteration_;
- double state_;
-
- AnimationDelegate* delegate_;
-
- base::RepeatingTimer<Animation> timer_;
-
- private:
- // Called when the animation's timer expires, calls Step.
- void Run();
-
- DISALLOW_EVIL_CONSTRUCTORS(Animation);
-};
-
-#endif // CHROME_COMMON_ANIMATION_H__