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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.
#include "ui/compositor/test/layer_animation_stopped_waiter.h"
#include "base/run_loop.h"
#include "ui/compositor/layer.h"
namespace ui {
LayerAnimationStoppedWaiter::LayerAnimationStoppedWaiter() = default;
LayerAnimationStoppedWaiter::~LayerAnimationStoppedWaiter() = default;
void LayerAnimationStoppedWaiter::Wait(Layer* layer) {
if (!layer->GetAnimator()->is_animating())
return;
// Temporarily cache and observe `layer`'s animator.
layer_animator_ = layer->GetAnimator();
layer_animator_observer_.Observe(layer_animator_);
// Loop until the `layer`'s animation is stopped.
wait_loop_ = std::make_unique<base::RunLoop>();
wait_loop_->Run();
// Reset.
layer_animator_ = nullptr;
wait_loop_.reset();
}
void LayerAnimationStoppedWaiter::OnLayerAnimationAborted(
LayerAnimationSequence* sequence) {
if (!layer_animator_->is_animating()) {
layer_animator_observer_.Reset();
wait_loop_->Quit();
}
}
void LayerAnimationStoppedWaiter::OnLayerAnimationEnded(
LayerAnimationSequence* sequence) {
if (!layer_animator_->is_animating()) {
layer_animator_observer_.Reset();
wait_loop_->Quit();
}
}
} // namespace ui
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