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| author | jamesr@chromium.org <jamesr@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-03-18 07:09:09 +0000 |
|---|---|---|
| committer | jamesr@chromium.org <jamesr@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-03-18 07:09:09 +0000 |
| commit | 95e4e1a0fda6929b47702e69e4ddfe384b5d014b (patch) | |
| tree | 1cf6fc6d2d063aac4a14388de969a5214e2e9243 /cc/animation/scrollbar_animation_controller.h | |
| parent | a2f3755a9e22ced917b1dda50c57e4e912594e9d (diff) | |
| download | chromium_src-95e4e1a0fda6929b47702e69e4ddfe384b5d014b.zip chromium_src-95e4e1a0fda6929b47702e69e4ddfe384b5d014b.tar.gz chromium_src-95e4e1a0fda6929b47702e69e4ddfe384b5d014b.tar.bz2 | |
Part 3 of cc/ directory shuffles: animation
Continuation of https://src.chromium.org/viewvc/chrome?view=rev&revision=188681
BUG=190824
TBR=enne@chromium.org, vollick@chromium.org
Review URL: https://codereview.chromium.org/12822004
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@188688 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'cc/animation/scrollbar_animation_controller.h')
| -rw-r--r-- | cc/animation/scrollbar_animation_controller.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/cc/animation/scrollbar_animation_controller.h b/cc/animation/scrollbar_animation_controller.h new file mode 100644 index 0000000..8c7aafe --- /dev/null +++ b/cc/animation/scrollbar_animation_controller.h @@ -0,0 +1,32 @@ +// Copyright 2012 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 CC_ANIMATION_SCROLLBAR_ANIMATION_CONTROLLER_H_ +#define CC_ANIMATION_SCROLLBAR_ANIMATION_CONTROLLER_H_ + +#include "base/time.h" +#include "cc/base/cc_export.h" +#include "ui/gfx/vector2d_f.h" + +namespace cc { + +// This abstract class represents the compositor-side analogy of ScrollbarAnimator. +// Individual platforms should subclass it to provide specialized implementation. +class CC_EXPORT ScrollbarAnimationController { +public: + virtual ~ScrollbarAnimationController() {} + + virtual bool isScrollGestureInProgress() const = 0; + virtual bool isAnimating() const = 0; + virtual base::TimeDelta delayBeforeStart(base::TimeTicks now) const = 0; + + virtual bool animate(base::TimeTicks) = 0; + virtual void didScrollGestureBegin() = 0; + virtual void didScrollGestureEnd(base::TimeTicks now) = 0; + virtual void didProgrammaticallyUpdateScroll(base::TimeTicks now) = 0; +}; + +} // namespace cc + +#endif // CC_ANIMATION_SCROLLBAR_ANIMATION_CONTROLLER_H_ |