forked from openkylin/kolourpaint
94 lines
3.0 KiB
C++
94 lines
3.0 KiB
C++
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/*
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Copyright (c) 2003-2007 Clarence Dang <dang@kde.org>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#define DEBUG_KP_SELECTION 0
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#include "kpSelectionFactory.h"
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#include <QDataStream>
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#include "layers/selections/image/kpRectangularImageSelection.h"
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#include "layers/selections/image/kpEllipticalImageSelection.h"
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#include "layers/selections/image/kpFreeFormImageSelection.h"
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//---------------------------------------------------------------------
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// public static
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// TODO: KolourPaint has not been tested against invalid or malicious
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// clipboard data [Bug #28].
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kpAbstractImageSelection *kpSelectionFactory::FromStream (QDataStream &stream)
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{
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#if DEBUG_KP_SELECTION && 1
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qCDebug(kpLogLayers) << "kpSelectionFactory::FromStream()";
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#endif
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int serialID;
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stream >> serialID;
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#if DEBUG_KP_SELECTION && 1
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qCDebug(kpLogLayers) << "\tserialID=" << serialID;
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#endif
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// Only image selections are marshalled.
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//
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// Text selections are only ever seen in the clipboard as ordinary text,
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// not selections, since copying text formatting over the clipboard doesn't
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// seem compelling.
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kpAbstractImageSelection *imageSel = nullptr;
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switch (serialID)
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{
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case kpRectangularImageSelection::SerialID:
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imageSel = new kpRectangularImageSelection ();
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break;
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case kpEllipticalImageSelection::SerialID:
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imageSel = new kpEllipticalImageSelection ();
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break;
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case kpFreeFormImageSelection::SerialID:
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imageSel = new kpFreeFormImageSelection ();
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break;
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}
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// Unknown selection type?
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if (imageSel == nullptr)
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{
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return nullptr;
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}
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if (!imageSel->readFromStream (stream))
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{
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delete imageSel;
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return nullptr;
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}
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return imageSel;
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}
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//---------------------------------------------------------------------
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