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/*
* Copyright (C) 2019 Metrological Group B.V.
* Copyright (C) 2019 Igalia S.L.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "NicosiaSceneIntegration.h"
#include "NicosiaPlatformLayer.h"
#include "NicosiaScene.h"
namespace Nicosia {
SceneIntegration::SceneIntegration(Scene& scene, Client& client)
{
m_client.scene = &scene;
m_client.object = &client;
}
SceneIntegration::~SceneIntegration()
{
ASSERT(!m_client.object);
}
void SceneIntegration::setClient(Client& client)
{
Locker locker { m_client.lock };
m_client.object = &client;
}
void SceneIntegration::invalidate()
{
Locker locker { m_client.lock };
m_client.scene = nullptr;
m_client.object = nullptr;
}
void SceneIntegration::requestUpdate()
{
Locker locker { m_client.lock };
if (m_client.object)
m_client.object->requestUpdate();
}
std::unique_ptr<SceneIntegration::UpdateScope> SceneIntegration::createUpdateScope()
{
return makeUnique<UpdateScope>(Ref { *this });
}
SceneIntegration::Client::~Client() = default;
SceneIntegration::UpdateScope::UpdateScope(Ref<SceneIntegration>&& sceneIntegration)
: m_sceneIntegration(WTFMove(sceneIntegration))
, m_locker(m_sceneIntegration->m_client.lock)
{
}
SceneIntegration::UpdateScope::~UpdateScope()
{
if (!m_sceneIntegration->m_client.scene)
return;
m_sceneIntegration->m_client.scene->accessState(
[](Nicosia::Scene::State& state)
{
for (auto& compositionLayer : state.layers)
compositionLayer->flushState([](auto&) { });
});
auto& sceneIntegrationObj = m_sceneIntegration.get();
if (sceneIntegrationObj.m_client.object)
sceneIntegrationObj.m_client.object->requestUpdate();
}
} // namespace Nicosia
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