FrameUniformityData.cpp (1260B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #include "FrameUniformityData.h" 8 9 #include "mozilla/TimeStamp.h" 10 #include "mozilla/dom/APZTestDataBinding.h" 11 #include "mozilla/dom/ToJSValue.h" 12 #include "nsTArray.h" 13 14 namespace mozilla { 15 namespace layers { 16 17 using namespace gfx; 18 19 bool FrameUniformityData::ToJS(JS::MutableHandle<JS::Value> aOutValue, 20 JSContext* aContext) { 21 dom::FrameUniformityResults results; 22 dom::Sequence<dom::FrameUniformity>& layers = 23 results.mLayerUniformities.Construct(); 24 25 for (const auto& [layerAddr, uniformity] : mUniformities) { 26 // FIXME: Make this infallible after bug 968520 is done. 27 MOZ_ALWAYS_TRUE(layers.AppendElement(fallible)); 28 dom::FrameUniformity& entry = layers.LastElement(); 29 30 entry.mLayerAddress.Construct() = layerAddr; 31 entry.mFrameUniformity.Construct() = uniformity; 32 } 33 34 return dom::ToJSValue(aContext, results, aOutValue); 35 } 36 37 } // namespace layers 38 } // namespace mozilla