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// Copyright (c) 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 UI_COMPOSITOR_TRANSFORM_ANIMATION_CURVE_ADAPTER_H_
#define UI_COMPOSITOR_TRANSFORM_ANIMATION_CURVE_ADAPTER_H_
#include <memory>
#include "base/macros.h"
#include "base/time/time.h"
#include "cc/animation/animation_curve.h"
#include "ui/compositor/compositor_export.h"
#include "ui/gfx/animation/tween.h"
#include "ui/gfx/transform.h"
#include "ui/gfx/transform_util.h"
namespace ui {
class COMPOSITOR_EXPORT TransformAnimationCurveAdapter
: public cc::TransformAnimationCurve {
public:
TransformAnimationCurveAdapter(gfx::Tween::Type tween_type,
gfx::Transform intial_value,
gfx::Transform target_value,
base::TimeDelta duration);
TransformAnimationCurveAdapter(const TransformAnimationCurveAdapter& other);
~TransformAnimationCurveAdapter() override;
// TransformAnimationCurve implementation.
base::TimeDelta Duration() const override;
std::unique_ptr<AnimationCurve> Clone() const override;
gfx::Transform GetValue(base::TimeDelta t) const override;
bool AnimatedBoundsForBox(const gfx::BoxF& box,
gfx::BoxF* bounds) const override;
bool IsTranslation() const override;
bool PreservesAxisAlignment() const override;
bool AnimationStartScale(bool forward_direction,
float* start_scale) const override;
bool MaximumTargetScale(bool forward_direction,
float* max_scale) const override;
private:
gfx::Tween::Type tween_type_;
gfx::Transform initial_value_;
gfx::Transform target_value_;
gfx::DecomposedTransform decomposed_initial_value_;
gfx::DecomposedTransform decomposed_target_value_;
base::TimeDelta duration_;
DISALLOW_ASSIGN(TransformAnimationCurveAdapter);
};
class COMPOSITOR_EXPORT InverseTransformCurveAdapter
: public cc::TransformAnimationCurve {
public:
InverseTransformCurveAdapter(TransformAnimationCurveAdapter base_curve,
gfx::Transform initial_value,
base::TimeDelta duration);
~InverseTransformCurveAdapter() override;
base::TimeDelta Duration() const override;
std::unique_ptr<AnimationCurve> Clone() const override;
gfx::Transform GetValue(base::TimeDelta t) const override;
bool AnimatedBoundsForBox(const gfx::BoxF& box,
gfx::BoxF* bounds) const override;
bool IsTranslation() const override;
bool PreservesAxisAlignment() const override;
bool AnimationStartScale(bool forward_direction,
float* start_scale) const override;
bool MaximumTargetScale(bool forward_direction,
float* max_scale) const override;
private:
TransformAnimationCurveAdapter base_curve_;
gfx::Transform initial_value_;
gfx::Transform effective_initial_value_;
base::TimeDelta duration_;
DISALLOW_ASSIGN(InverseTransformCurveAdapter);
};
} // namespace ui
#endif // UI_COMPOSITOR_TRANSFORM_ANIMATION_CURVE_ADAPTER_H_
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