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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/. */
#include "MockHitTester.h"
#include "TreeTraversal.h"
#include "apz/src/APZCTreeManager.h"
#include "apz/src/AsyncPanZoomController.h"
#include "mozilla/gfx/CompositorHitTestInfo.h"
#include "mozilla/layers/ScrollableLayerGuid.h"
namespace mozilla::layers {
IAPZHitTester::HitTestResult MockHitTester::GetAPZCAtPoint(
const ScreenPoint& aHitTestPoint,
const RecursiveMutexAutoLock& aProofOfTreeLock) {
MOZ_ASSERT(!mQueuedResults.empty());
HitTestResult result = std::move(mQueuedResults.front());
mQueuedResults.pop();
return result;
}
void MockHitTester::QueueHitResult(ScrollableLayerGuid::ViewID aScrollId,
gfx::CompositorHitTestInfo aHitInfo) {
LayersId layersId = GetRootLayersId(); // currently this is all the tests use
RefPtr<HitTestingTreeNode> node =
GetTargetNode(ScrollableLayerGuid(layersId, 0, aScrollId),
ScrollableLayerGuid::EqualsIgnoringPresShell);
MOZ_ASSERT(node);
AsyncPanZoomController* apzc = node->GetApzc();
MOZ_ASSERT(apzc);
HitTestResult result;
result.mTargetApzc = apzc;
result.mHitResult = aHitInfo;
result.mLayersId = layersId;
mQueuedResults.push(std::move(result));
}
void MockHitTester::QueueScrollbarThumbHitResult(
ScrollableLayerGuid::ViewID aScrollId, ScrollDirection aDirection) {
RecursiveMutexAutoLock lock(GetTreeLock());
LayersId layersId = GetRootLayersId(); // currently this is all the tests use
// First find the scrolalble node, to get the APZC.
RefPtr<HitTestingTreeNode> scrollableNode =
GetTargetNode(ScrollableLayerGuid(layersId, 0, aScrollId),
ScrollableLayerGuid::EqualsIgnoringPresShell);
MOZ_ASSERT(scrollableNode);
AsyncPanZoomController* apzc = scrollableNode->GetApzc();
MOZ_ASSERT(apzc);
// Now find the scroll thumb node.
RefPtr<HitTestingTreeNode> scrollThumbNode =
BreadthFirstSearch<ReverseIterator>(
GetRootNode(), [&](HitTestingTreeNode* aNode) {
return aNode->GetLayersId() == layersId &&
aNode->IsScrollThumbNode() &&
aNode->GetScrollbarDirection() == aDirection &&
aNode->GetScrollTargetId() == aScrollId;
});
MOZ_ASSERT(scrollThumbNode);
HitTestResult result;
result.mTargetApzc = apzc;
result.mHitResult = {gfx::CompositorHitTestFlags::eVisibleToHitTest,
gfx::CompositorHitTestFlags::eScrollbarThumb};
if (aDirection == ScrollDirection::eVertical) {
result.mHitResult += gfx::CompositorHitTestFlags::eScrollbarVertical;
}
InitializeHitTestingTreeNodeAutoLock(result.mScrollbarNode, lock,
scrollThumbNode);
mQueuedResults.push(std::move(result));
}
} // namespace mozilla::layers
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