forked from qt-creator/qt-creator
		
	Change-Id: Ia6edcd10c42f0ef71ed1237e45185e5fd8a4a66e Reviewed-by: Thomas Hartmann <Thomas.Hartmann@digia.com>
		
			
				
	
	
		
			120 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			120 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia.  For licensing terms and
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** conditions see http://qt.digia.com/licensing.  For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights.  These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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****************************************************************************/
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#include "qt5previewnodeinstanceserver.h"
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#include "nodeinstanceclientinterface.h"
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#include "statepreviewimagechangedcommand.h"
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#include "createscenecommand.h"
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#include "removesharedmemorycommand.h"
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#include <QQuickView>
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#include <QQuickItem>
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#include <designersupport.h>
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namespace QmlDesigner {
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Qt5PreviewNodeInstanceServer::Qt5PreviewNodeInstanceServer(NodeInstanceClientInterface *nodeInstanceClient) :
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    Qt5NodeInstanceServer(nodeInstanceClient)
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{
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}
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void Qt5PreviewNodeInstanceServer::createScene(const CreateSceneCommand &command)
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{
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    initializeView(command.imports());
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    setupScene(command);
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    startRenderTimer();
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}
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void Qt5PreviewNodeInstanceServer::startRenderTimer()
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{
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    if (timerId() != 0)
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        killTimer(timerId());
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    int timerId = startTimer(renderTimerInterval());
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    setTimerId(timerId);
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}
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void Qt5PreviewNodeInstanceServer::collectItemChangesAndSendChangeCommands()
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{
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    static bool inFunction = false;
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    if (!rootNodeInstance().holdsGraphical())
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        return;
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    if (!inFunction && nodeInstanceClient()->bytesToWrite() < 10000) {
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        inFunction = true;
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        DesignerSupport::polishItems(quickView());
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        QVector<ImageContainer> imageContainerVector;
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        imageContainerVector.append(ImageContainer(0, renderPreviewImage(), -1));
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        foreach (ServerNodeInstance instance,  rootNodeInstance().stateInstances()) {
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            instance.activateState();
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            QImage previewImage = renderPreviewImage();
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            if (!previewImage.isNull())
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                imageContainerVector.append(ImageContainer(instance.instanceId(), renderPreviewImage(), instance.instanceId()));
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            instance.deactivateState();
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        }
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        nodeInstanceClient()->statePreviewImagesChanged(StatePreviewImageChangedCommand(imageContainerVector));
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        slowDownRenderTimer();
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        inFunction = false;
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    }
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}
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void Qt5PreviewNodeInstanceServer::changeState(const ChangeStateCommand &/*command*/)
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{
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}
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QImage Qt5PreviewNodeInstanceServer::renderPreviewImage()
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{
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    rootNodeInstance().updateDirtyNodeRecursive();
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    QRectF boundingRect = rootNodeInstance().boundingRect();
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    QSize previewImageSize = boundingRect.size().toSize();
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    previewImageSize.scale(QSize(100, 100), Qt::KeepAspectRatio);
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    QImage previewImage = rootNodeInstance().renderPreviewImage(previewImageSize);
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    return previewImage;
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}
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void QmlDesigner::Qt5PreviewNodeInstanceServer::removeSharedMemory(const QmlDesigner::RemoveSharedMemoryCommand &command)
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{
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    if (command.typeName() == "Image")
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        ImageContainer::removeSharedMemorys(command.keyNumbers());
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}
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} // namespace QmlDesigner
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