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85 lines
3 KiB
C++
85 lines
3 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_RECT_SELECTION 0
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#include <kpToolRectSelection.h>
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#include <klocale.h>
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#include <kdebug.h>
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#include <kpDocument.h>
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#include <kpRectangularImageSelection.h>
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#include <kpToolSelectionEnvironment.h>
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kpToolRectSelection::kpToolRectSelection (kpToolSelectionEnvironment *environ,
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QObject *parent)
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: kpAbstractImageSelectionTool (i18n ("Selection (Rectangular)"),
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i18n ("Makes a rectangular selection"),
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Qt::Key_S,
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environ, parent,
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"tool_rect_selection")
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{
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}
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kpToolRectSelection::~kpToolRectSelection ()
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{
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}
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// protected virtual [base kpAbstractSelectionTool]
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bool kpToolRectSelection::drawCreateMoreSelectionAndUpdateStatusBar (
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bool dragAccepted,
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const QPoint &accidentalDragAdjustedPoint,
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const QRect &normalizedRect)
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{
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// Prevent unintentional creation of 1-pixel selections.
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// REFACTOR: This line is duplicated code with other tools.
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if (!dragAccepted && accidentalDragAdjustedPoint == startPoint ())
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{
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#if DEBUG_KP_TOOL_RECT_SELECTION && 1
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kDebug () << "\tnon-text NOP - return";
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#endif
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setUserShapePoints (accidentalDragAdjustedPoint);
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return false;
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}
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Q_ASSERT (accidentalDragAdjustedPoint == currentPoint ());
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const QRect usefulRect = normalizedRect.intersect (document ()->rect ());
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document ()->setSelection (
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kpRectangularImageSelection (
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usefulRect,
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environ ()->imageSelectionTransparency ()));
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setUserShapePoints (startPoint (),
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QPoint (qMax (0, qMin (currentPoint ().x (), document ()->width () - 1)),
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qMax (0, qMin (currentPoint ().y (), document ()->height () - 1))));
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return true;
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}
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