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Unified Diff: services/view_manager/animation_runner.h

Issue 1530333005: Delete the ViewManager and WindowManager services. (Closed) Base URL: git@github.com:domokit/mojo.git@cl-2c
Patch Set: rebase Created 5 years ago
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Index: services/view_manager/animation_runner.h
diff --git a/services/view_manager/animation_runner.h b/services/view_manager/animation_runner.h
deleted file mode 100644
index f68aceca6903aeb5559484f2b7f3582d3e364fb7..0000000000000000000000000000000000000000
--- a/services/view_manager/animation_runner.h
+++ /dev/null
@@ -1,114 +0,0 @@
-// Copyright 2014 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.
-
-#ifndef SERVICES_VIEW_MANAGER_ANIMATION_RUNNER_H_
-#define SERVICES_VIEW_MANAGER_ANIMATION_RUNNER_H_
-
-#include <algorithm>
-#include <map>
-#include <set>
-#include <vector>
-
-#include "base/containers/scoped_ptr_hash_map.h"
-#include "base/observer_list.h"
-#include "base/time/time.h"
-
-namespace mojo {
-class AnimationGroup;
-}
-
-namespace view_manager {
-
-class AnimationRunnerObserver;
-class ScheduledAnimationGroup;
-class ServerView;
-
-// AnimationRunner is responsible for maintaing and running a set of animations.
-// The animations are represented as a set of AnimationGroups. New animations
-// are scheduled by way of Schedule(). A |view| may only have one animation
-// running at a time. Schedule()ing a new animation for a view already animating
-// implicitly cancels the current animation for the view. Animations progress
-// by way of the Tick() function.
-class AnimationRunner {
- public:
- using AnimationId = uint32_t;
- using ViewAndAnimationPair =
- std::pair<ServerView*, const mojo::AnimationGroup*>;
-
- explicit AnimationRunner(base::TimeTicks now);
- ~AnimationRunner();
-
- void AddObserver(AnimationRunnerObserver* observer);
- void RemoveObserver(AnimationRunnerObserver* observer);
-
- // Schedules animations. If any of the groups are not valid no animations are
- // scheuled and 0 is returned. If there is an existing animation in progress
- // for any of the views it is canceled and any properties that were animating
- // but are no longer animating are set to their target value.
- AnimationId Schedule(const std::vector<ViewAndAnimationPair>& views,
- base::TimeTicks now);
-
- // Cancels an animation scheduled by an id that was previously returned from
- // Schedule().
- void CancelAnimation(AnimationId id);
-
- // Cancels the animation scheduled for |view|. Does nothing if there is no
- // animation scheduled for |view|. This does not change |view|. That is, any
- // in progress animations are stopped.
- void CancelAnimationForView(ServerView* view);
-
- // Advance the animations updating values appropriately.
- void Tick(base::TimeTicks time);
-
- // Returns true if there are animations currently scheduled.
- bool HasAnimations() const { return !view_to_animation_map_.empty(); }
-
- // Returns true if the animation identified by |id| is valid and animating.
- bool IsAnimating(AnimationId id) const {
- return id_to_views_map_.count(id) > 0;
- }
-
- // Returns the views that are currently animating for |id|. Returns an empty
- // set if |id| does not identify a valid animation.
- std::set<ServerView*> GetViewsAnimating(AnimationId id) {
- return IsAnimating(id) ? id_to_views_map_.find(id)->second
- : std::set<ServerView*>();
- }
-
- private:
- enum CancelSource {
- // Cancel is the result of scheduling another animation for the view.
- CANCEL_SOURCE_SCHEDULE,
-
- // Cancel originates from an explicit call to cancel.
- CANCEL_SOURCE_CANCEL,
- };
-
- using ViewToAnimationMap =
- base::ScopedPtrHashMap<ServerView*, scoped_ptr<ScheduledAnimationGroup>>;
- using IdToViewsMap = std::map<AnimationId, std::set<ServerView*>>;
-
- void CancelAnimationForViewImpl(ServerView* view, CancelSource source);
-
- // Removes |view| from both |view_to_animation_map_| and |id_to_views_map_|.
- // Returns true if there are no more views animating with the animation id
- // the view is associated with.
- bool RemoveViewFromMaps(ServerView* view);
-
- AnimationId next_id_;
-
- base::TimeTicks last_tick_time_;
-
- base::ObserverList<AnimationRunnerObserver> observers_;
-
- ViewToAnimationMap view_to_animation_map_;
-
- IdToViewsMap id_to_views_map_;
-
- DISALLOW_COPY_AND_ASSIGN(AnimationRunner);
-};
-
-} // namespace view_manager
-
-#endif // SERVICES_VIEW_MANAGER_ANIMATION_RUNNER_H_
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