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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "qt5previewnodeinstanceserver.h"
#include "nodeinstanceclientinterface.h"
#include "statepreviewimagechangedcommand.h"
#include "createscenecommand.h"
#include "removesharedmemorycommand.h"
#include <QQuickView>
#include <QQuickItem>
#include <designersupportdelegate.h>
namespace QmlDesigner {
Qt5PreviewNodeInstanceServer::Qt5PreviewNodeInstanceServer(NodeInstanceClientInterface *nodeInstanceClient) :
Qt5NodeInstanceServer(nodeInstanceClient)
{
setSlowRenderTimerInterval(100000000);
setRenderTimerInterval(100);
}
void Qt5PreviewNodeInstanceServer::createScene(const CreateSceneCommand &command)
{
initializeView();
setupScene(command);
startRenderTimer();
}
void Qt5PreviewNodeInstanceServer::startRenderTimer()
{
if (timerId() != 0)
killTimer(timerId());
int timerId = startTimer(renderTimerInterval());
setTimerId(timerId);
}
void Qt5PreviewNodeInstanceServer::collectItemChangesAndSendChangeCommands()
{
static bool inFunction = false;
if (!rootNodeInstance().holdsGraphical())
return;
if (!inFunction && nodeInstanceClient()->bytesToWrite() < 10000) {
inFunction = true;
DesignerSupport::polishItems(quickView());
QVector<ImageContainer> imageContainerVector;
imageContainerVector.append(ImageContainer(0, renderPreviewImage(), -1));
foreach (ServerNodeInstance instance, rootNodeInstance().stateInstances()) {
instance.activateState();
QImage previewImage = renderPreviewImage();
if (!previewImage.isNull())
imageContainerVector.append(ImageContainer(instance.instanceId(), renderPreviewImage(), instance.instanceId()));
instance.deactivateState();
}
nodeInstanceClient()->statePreviewImagesChanged(StatePreviewImageChangedCommand(imageContainerVector));
slowDownRenderTimer();
inFunction = false;
}
}
void Qt5PreviewNodeInstanceServer::changeState(const ChangeStateCommand &/*command*/)
{
}
QImage Qt5PreviewNodeInstanceServer::renderPreviewImage()
{
rootNodeInstance().updateDirtyNodeRecursive();
QRectF boundingRect = rootNodeInstance().boundingRect();
QSize previewImageSize = boundingRect.size().toSize();
previewImageSize.scale(QSize(160, 160), Qt::KeepAspectRatio);
QImage previewImage = rootNodeInstance().renderPreviewImage(previewImageSize);
return previewImage;
}
void QmlDesigner::Qt5PreviewNodeInstanceServer::removeSharedMemory(const QmlDesigner::RemoveSharedMemoryCommand &command)
{
if (command.typeName() == "Image")
ImageContainer::removeSharedMemorys(command.keyNumbers());
}
} // namespace QmlDesigner
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