forked from openkylin/kolourpaint
127 lines
3.7 KiB
C++
127 lines
3.7 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_TOOL_RECTANGULAR_COMMAND 0
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#include "kpToolRectangularCommand.h"
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#include "imagelib/kpColor.h"
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#include "kpDefs.h"
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#include "document/kpDocument.h"
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#include "imagelib/kpPainter.h"
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#include "pixmapfx/kpPixmapFX.h"
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#include "layers/tempImage/kpTempImage.h"
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#include "widgets/toolbars/kpToolToolBar.h"
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#include "widgets/toolbars/options/kpToolWidgetFillStyle.h"
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#include "widgets/toolbars/options/kpToolWidgetLineWidth.h"
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#include "views/kpView.h"
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#include "views/manager/kpViewManager.h"
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#include "kpLogCategories.h"
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struct kpToolRectangularCommandPrivate
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{
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kpToolRectangularBase::DrawShapeFunc drawShapeFunc{};
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QRect rect;
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kpColor fcolor;
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int penWidth{};
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kpColor bcolor;
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kpImage oldImage;
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};
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kpToolRectangularCommand::kpToolRectangularCommand (const QString &name,
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kpToolRectangularBase::DrawShapeFunc drawShapeFunc,
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const QRect &rect,
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const kpColor &fcolor, int penWidth,
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const kpColor &bcolor,
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kpCommandEnvironment *environ)
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: kpNamedCommand (name, environ),
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d (new kpToolRectangularCommandPrivate ())
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{
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d->drawShapeFunc = drawShapeFunc;
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d->rect = rect;
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d->fcolor = fcolor;
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d->penWidth = penWidth;
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d->bcolor = bcolor;
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}
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kpToolRectangularCommand::~kpToolRectangularCommand ()
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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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kpCommandSize::SizeType kpToolRectangularCommand::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 kpToolRectangularCommand::execute ()
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{
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kpDocument *doc = document ();
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Q_ASSERT (doc);
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// Store Undo info.
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// OPT: For a pure rectangle, can do better if there is no bcolor, by only
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// saving 4 pixmaps corresponding to the pixels dirtied by the 4 edges.
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Q_ASSERT (d->oldImage.isNull ());
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d->oldImage = doc->getImageAt (d->rect);
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// Invoke shape drawing function passed in ctor.
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kpImage image = d->oldImage;
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(*d->drawShapeFunc) (&image,
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0, 0, d->rect.width (), d->rect.height (),
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d->fcolor, d->penWidth,
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d->bcolor);
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doc->setImageAt (image, d->rect.topLeft ());
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}
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// public virtual [base kpCommand]
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void kpToolRectangularCommand::unexecute ()
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{
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kpDocument *doc = document ();
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Q_ASSERT (doc);
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Q_ASSERT (!d->oldImage.isNull ());
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doc->setImageAt (d->oldImage, d->rect.topLeft ());
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d->oldImage = kpImage ();
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}
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