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https://github.com/OPM/ResInsight.git
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65 lines
1.9 KiB
C++
65 lines
1.9 KiB
C++
/////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2017- Statoil ASA
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//
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// ResInsight is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
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// for more details.
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//
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/////////////////////////////////////////////////////////////////////////////////
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#pragma once
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#include "RiuGuiTheme.h"
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#include "qwt_plot_zoomer.h"
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#include <QMouseEvent>
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class RiuQwtPlotZoomer : public QwtPlotZoomer
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{
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public:
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RiuQwtPlotZoomer( QWidget* canvas, bool doReplot = true )
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: QwtPlotZoomer( canvas, doReplot )
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{
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auto color = RiuGuiTheme::getColorByVariableName( "markerColor" );
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setRubberBandPen( color );
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setTrackerPen( color );
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}
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bool isActiveAndValid() const
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{
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if ( !isActive() ) return false;
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auto currentSelection = selection();
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return accept( currentSelection );
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}
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void endZoomOperation() { reset(); }
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protected:
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QSizeF minZoomSize() const override { return QwtPlotZoomer::minZoomSize() / 10.0e6; }
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bool accept( QPolygon& pa ) const override
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{
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if ( pa.count() < 2 ) return false;
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QRect rect = QRect( pa[0], pa[int( pa.count() ) - 1] );
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rect = rect.normalized();
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// This size is larger than the minSize value in the base class
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const int minSize = 10;
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if ( rect.width() < minSize && rect.height() < minSize ) return false;
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return QwtPlotZoomer::accept( pa );
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}
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};
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