forked from openkylin/kolourpaint
84 lines
3.1 KiB
C++
84 lines
3.1 KiB
C++
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/*
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Copyright (c) 2003-2007 Clarence Dang <dang@kde.org>
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Copyright (c) 2017 Martin Koller <kollix@aon.at>
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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 "kpToolPen.h"
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#include "imagelib/kpColor.h"
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#include "document/kpDocument.h"
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#include "imagelib/kpImage.h"
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#include "imagelib/kpPainter.h"
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#include "commands/tools/flow/kpToolFlowCommand.h"
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#include "environments/tools/kpToolEnvironment.h"
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#include <KLocalizedString>
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#include <QPainter>
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//---------------------------------------------------------------------
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kpToolPen::kpToolPen (kpToolEnvironment *environ, QObject *parent)
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: kpToolFlowBase (i18n ("Pen"), i18n ("Draws dots and freehand strokes"),
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Qt::Key_P,
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environ, parent, QStringLiteral("tool_pen"))
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{
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}
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//---------------------------------------------------------------------
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// protected virtual [base kpToolFlowBase]
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QString kpToolPen::haventBegunDrawUserMessage () const
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{
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return i18n ("Click to draw dots or drag to draw strokes.");
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}
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//---------------------------------------------------------------------
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// protected virtual [base kpToolFlowBase]
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QRect kpToolPen::drawLine (const QPoint &thisPoint, const QPoint &lastPoint)
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{
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QRect docRect = kpPainter::normalizedRect(thisPoint, lastPoint);
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docRect = neededRect (docRect, 1/*pen width*/);
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kpImage image = document ()->getImageAt (docRect);
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const QPoint sp = lastPoint - docRect.topLeft (),
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ep = thisPoint - docRect.topLeft ();
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QPainter painter(&image);
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// never use AA - it does not look good for the usually very short lines
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//painter.setRenderHint(QPainter::Antialiasing, kpToolEnvironment::drawAntiAliased);
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painter.setPen(color(mouseButton()).toQColor());
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painter.drawLine(sp, ep);
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document ()->setImageAt (image, docRect.topLeft ());
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return docRect;
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}
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//--------------------------------------------------------------------------------
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