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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_SYSTEM_PROGRESS_INDICATOR_PROGRESS_ICON_ANIMATION_H_
#define ASH_SYSTEM_PROGRESS_INDICATOR_PROGRESS_ICON_ANIMATION_H_
#include <memory>
#include "ash/ash_export.h"
#include "ash/system/progress_indicator/progress_indicator_animation.h"
namespace ash {
// An animation for a `ProgressIndicator`'s icon.
class ASH_EXPORT ProgressIconAnimation : public ProgressIndicatorAnimation {
public:
ProgressIconAnimation(const ProgressIconAnimation&) = delete;
ProgressIconAnimation& operator=(const ProgressIconAnimation&) = delete;
~ProgressIconAnimation() override;
// Returns an initialized progress icon animation.
static std::unique_ptr<ProgressIconAnimation> Create();
// Animatable properties.
float inner_icon_translate_y_scale_factor() const {
return inner_icon_translate_y_scale_factor_;
}
float inner_ring_stroke_width_scale_factor() const {
return inner_ring_stroke_width_scale_factor_;
}
float opacity() const { return opacity_; }
private:
ProgressIconAnimation();
// ProgressIndicatorAnimation:
void UpdateAnimatableProperties(double fraction) override;
// Animatable properties.
float inner_icon_translate_y_scale_factor_ = -0.5f;
float inner_ring_stroke_width_scale_factor_ = 0.f;
float opacity_ = 0.f;
};
} // namespace ash
#endif // ASH_SYSTEM_PROGRESS_INDICATOR_PROGRESS_ICON_ANIMATION_H_
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