forked from openkylin/kolourpaint
127 lines
3.2 KiB
C++
127 lines
3.2 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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#include "kpEffectCommandBase.h"
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#include "kpDefs.h"
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#include "document/kpDocument.h"
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#include "generic/kpSetOverrideCursorSaver.h"
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#include <KLocalizedString>
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#include <QCursor>
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//--------------------------------------------------------------------------------
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struct kpEffectCommandBasePrivate
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{
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QString name;
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bool actOnSelection{false};
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kpImage oldImage;
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};
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kpEffectCommandBase::kpEffectCommandBase (const QString &name,
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bool actOnSelection,
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kpCommandEnvironment *environ)
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: kpCommand (environ),
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d (new kpEffectCommandBasePrivate ())
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{
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d->name = name;
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d->actOnSelection = actOnSelection;
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}
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kpEffectCommandBase::~kpEffectCommandBase ()
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{
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delete d;
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}
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// public virtual [base kpCommand]
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QString kpEffectCommandBase::name () const
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{
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return (d->actOnSelection) ? i18n ("Selection: %1", d->name) : d->name;
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}
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// public virtual [base kpCommand]
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kpCommandSize::SizeType kpEffectCommandBase::size () const
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{
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return ImageSize (d->oldImage);
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}
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// public virtual [base kpCommand]
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void kpEffectCommandBase::execute ()
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{
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kpSetOverrideCursorSaver cursorSaver (Qt::WaitCursor);
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kpDocument *doc = document ();
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Q_ASSERT (doc);
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const kpImage oldImage = doc->image (d->actOnSelection);
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if (!isInvertible ())
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{
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d->oldImage = oldImage;
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}
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kpImage newImage = /*pure virtual*/applyEffect (oldImage);
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doc->setImage (d->actOnSelection, newImage);
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}
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// public virtual [base kpCommand]
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void kpEffectCommandBase::unexecute ()
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{
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kpSetOverrideCursorSaver cursorSaver (Qt::WaitCursor);
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kpDocument *doc = document ();
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Q_ASSERT (doc);
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kpImage newImage;
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if (!isInvertible ())
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{
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newImage = d->oldImage;
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}
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else
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{
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newImage = /*pure virtual*/applyEffect (doc->image (d->actOnSelection));
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}
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doc->setImage (d->actOnSelection, newImage);
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d->oldImage = kpImage ();
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}
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