author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 23 Jun 2010 18:03:36 +0300 | |
changeset 60 | 30f14686fb04 |
child 97 | 66b5fe3c07fd |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#include <QImageReader> |
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#include <QRect> |
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#include "hswallpaperloaderthread.h" |
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/*! |
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\class HsWallpaperLoaderThread |
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\ingroup group_hsdomainmodel |
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\brief |
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*/ |
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/*! |
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*/ |
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HsWallpaperLoaderThread::HsWallpaperLoaderThread(QObject *parent) |
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: QThread(parent), |
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mResult(false) |
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{ |
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} |
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/*! |
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*/ |
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HsWallpaperLoaderThread::~HsWallpaperLoaderThread() |
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{ |
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} |
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/*! |
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\internal |
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Scales and crops source image using target rect. |
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Centers target rect automatically. |
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Saves scaled and cropped image as given target. |
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Result can be read when finished by using result(). |
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*/ |
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void HsWallpaperLoaderThread::run() |
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{ |
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mResult = true; |
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QImageReader imageReader(mSourcePath); |
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QRect clipRect(QPoint(), mTargetSize); |
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if (imageReader.canRead()) { |
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QSize sourceSize = imageReader.size(); |
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//Scale image's size to target's dimensions |
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sourceSize.scale(clipRect.width(), clipRect.height(), |
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Qt::KeepAspectRatioByExpanding); |
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imageReader.setScaledSize(sourceSize); |
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//Crop center part of the scaled image as a target image |
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clipRect.moveCenter(QPoint(sourceSize.width() / 2, sourceSize.height() / 2)); |
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imageReader.setScaledClipRect(clipRect); |
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mResult = imageReader.read().save(mTargetPath); |
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} else { |
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mResult = false; |
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} |
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} |