mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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108 lines
2.8 KiB
C++
108 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/GamepadFunctions.h"
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#include "mozilla/dom/GamepadService.h"
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#include "nsHashKeys.h"
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#include "mozilla/dom/ContentParent.h"
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#include "mozilla/unused.h"
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namespace mozilla {
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namespace dom {
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namespace GamepadFunctions {
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namespace {
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// Increments as gamepads are added
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uint32_t gGamepadIndex = 0;
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}
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template<class T>
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void
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NotifyGamepadChange(const T& aInfo)
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{
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MOZ_ASSERT(NS_IsMainThread());
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MOZ_ASSERT(XRE_IsParentProcess());
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GamepadChangeEvent e(aInfo);
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nsTArray<ContentParent*> t;
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ContentParent::GetAll(t);
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for(uint32_t i = 0; i < t.Length(); ++i) {
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Unused << t[i]->SendGamepadUpdate(e);
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}
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// If we have a GamepadService in the main process, send directly to it.
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if (GamepadService::IsServiceRunning()) {
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RefPtr<GamepadService> svc = GamepadService::GetService();
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svc->Update(e);
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}
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}
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uint32_t
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AddGamepad(const char* aID,
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GamepadMappingType aMapping,
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uint32_t aNumButtons, uint32_t aNumAxes)
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{
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MOZ_ASSERT(NS_IsMainThread());
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MOZ_ASSERT(XRE_IsParentProcess());
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int index = gGamepadIndex;
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gGamepadIndex++;
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GamepadAdded a(NS_ConvertUTF8toUTF16(nsDependentCString(aID)), index,
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(uint32_t)aMapping, aNumButtons, aNumAxes);
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gGamepadIndex++;
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NotifyGamepadChange<GamepadAdded>(a);
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return index;
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}
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void
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RemoveGamepad(uint32_t aIndex)
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{
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MOZ_ASSERT(NS_IsMainThread());
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MOZ_ASSERT(XRE_IsParentProcess());
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GamepadRemoved a(aIndex);
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NotifyGamepadChange<GamepadRemoved>(a);
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}
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void
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NewButtonEvent(uint32_t aIndex, uint32_t aButton,
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bool aPressed, double aValue)
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{
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MOZ_ASSERT(NS_IsMainThread());
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MOZ_ASSERT(XRE_IsParentProcess());
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GamepadButtonInformation a(aIndex, aButton, aPressed, aValue);
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NotifyGamepadChange<GamepadButtonInformation>(a);
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}
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void
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NewButtonEvent(uint32_t aIndex, uint32_t aButton,
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bool aPressed)
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{
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MOZ_ASSERT(NS_IsMainThread());
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MOZ_ASSERT(XRE_IsParentProcess());
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// When only a digital button is available the value will be synthesized.
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NewButtonEvent(aIndex, aButton, aPressed, aPressed ? 1.0L : 0.0L);
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}
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void
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NewAxisMoveEvent(uint32_t aIndex, uint32_t aAxis,
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double aValue)
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{
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MOZ_ASSERT(NS_IsMainThread());
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MOZ_ASSERT(XRE_IsParentProcess());
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GamepadAxisInformation a(aIndex, aAxis, aValue);
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NotifyGamepadChange<GamepadAxisInformation>(a);
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}
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void
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ResetGamepadIndexes()
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{
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MOZ_ASSERT(NS_IsMainThread());
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MOZ_ASSERT(XRE_IsParentProcess());
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gGamepadIndex = 0;
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}
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} // namespace GamepadFunctions
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} // namespace dom
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} // namespace mozilla
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