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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_layers_APZCBasicTester_h
#define mozilla_layers_APZCBasicTester_h
/**
* Defines a test fixture used for testing a single APZC.
*/
#include "APZTestCommon.h"
#include "mozilla/layers/APZSampler.h"
#include "mozilla/layers/APZUpdater.h"
class APZCBasicTester : public APZCTesterBase {
public:
explicit APZCBasicTester(
AsyncPanZoomController::GestureBehavior aGestureBehavior =
AsyncPanZoomController::DEFAULT_GESTURES)
: mGestureBehavior(aGestureBehavior) {}
protected:
virtual void SetUp() {
APZCTesterBase::SetUp();
APZThreadUtils::SetThreadAssertionsEnabled(false);
APZThreadUtils::SetControllerThread(NS_GetCurrentThread());
tm = new TestAPZCTreeManager(mcc);
updater = new APZUpdater(tm, false);
sampler = new APZSampler(tm, false);
apzc =
new TestAsyncPanZoomController(LayersId{0}, mcc, tm, mGestureBehavior);
apzc->SetFrameMetrics(TestFrameMetrics());
apzc->GetScrollMetadata().SetIsLayersIdRoot(true);
// Since we're working with just one APZC, make it the root-content one.
// Tests that want to test the behaviour of a non-root-content APZC
// generally want to do so in a context where it has a root-content
// ancestor, and so would use APZCTreeManagerTester.
// Note that some tests overwrite the initial FrameMetrics; such tests
// still need to take care that the root-content flag is set on the new
// FrameMetrics they set (if they care about root-content behaviours like
// zooming).
apzc->GetFrameMetrics().SetIsRootContent(true);
}
/**
* Get the APZC's scroll range in CSS pixels.
*/
CSSRect GetScrollRange() const {
const FrameMetrics& metrics = apzc->GetFrameMetrics();
return CSSRect(metrics.GetScrollableRect().TopLeft(),
metrics.GetScrollableRect().Size() -
metrics.CalculateCompositedSizeInCssPixels());
}
virtual void TearDown() {
while (mcc->RunThroughDelayedTasks())
;
apzc->Destroy();
tm->ClearTree();
tm->ClearContentController();
APZCTesterBase::TearDown();
}
void MakeApzcWaitForMainThread() { apzc->SetWaitForMainThread(); }
void MakeApzcZoomable() {
MOZ_ASSERT(apzc->GetFrameMetrics().IsRootContent());
apzc->UpdateZoomConstraints(ZoomConstraints(
true, true, CSSToParentLayerScale(0.25f), CSSToParentLayerScale(4.0f)));
}
void MakeApzcUnzoomable() {
apzc->UpdateZoomConstraints(ZoomConstraints(false, false,
CSSToParentLayerScale(1.0f),
CSSToParentLayerScale(1.0f)));
}
/**
* Sample animations once, 1 ms later than the last sample.
*/
void SampleAnimationOnce() {
const TimeDuration increment = TimeDuration::FromMilliseconds(1);
ParentLayerPoint pointOut;
AsyncTransform viewTransformOut;
mcc->AdvanceBy(increment);
apzc->SampleContentTransformForFrame(&viewTransformOut, pointOut);
}
/**
* Sample animations one frame, 17 ms later than the last sample.
*/
void SampleAnimationOneFrame() {
const TimeDuration increment = TimeDuration::FromMilliseconds(17);
ParentLayerPoint pointOut;
AsyncTransform viewTransformOut;
mcc->AdvanceBy(increment);
apzc->SampleContentTransformForFrame(&viewTransformOut, pointOut);
}
AsyncPanZoomController::GestureBehavior mGestureBehavior;
RefPtr<TestAPZCTreeManager> tm;
RefPtr<APZSampler> sampler;
RefPtr<APZUpdater> updater;
RefPtr<TestAsyncPanZoomController> apzc;
};
#endif // mozilla_layers_APZCBasicTester_h
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