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88 lines
2.9 KiB
C++
88 lines
2.9 KiB
C++
/***************************************************************************
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* Copyright (C) gempa GmbH *
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* All rights reserved. *
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* Contact: gempa GmbH (seiscomp-dev@gempa.de) *
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* *
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* GNU Affero General Public License Usage *
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* This file may be used under the terms of the GNU Affero *
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* Public License version 3.0 as published by the Free Software Foundation *
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* and appearing in the file LICENSE included in the packaging of this *
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* file. Please review the following information to ensure the GNU Affero *
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* Public License version 3.0 requirements will be met: *
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* https://www.gnu.org/licenses/agpl-3.0.html. *
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* *
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* Other Usage *
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* Alternatively, this file may be used in accordance with the terms and *
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* conditions contained in a signed written agreement between you and *
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* gempa GmbH. *
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***************************************************************************/
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#ifndef SEISCOMP_GUI_PLOT_RANGE_H
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#define SEISCOMP_GUI_PLOT_RANGE_H
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#include <seiscomp/gui/qt.h>
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namespace Seiscomp {
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namespace Gui {
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struct SC_GUI_API Range {
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// ----------------------------------------------------------------------
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// X'truction
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// ----------------------------------------------------------------------
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//! Constructs an invalid range
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Range();
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//! Constructs a range with lower and upper bounds which will be normalized
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Range(double lower, double upper);
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// ----------------------------------------------------------------------
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// Pulic interface
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// ----------------------------------------------------------------------
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double length() const;
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double center() const;
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bool contains(double value) const;
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void normalize();
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void extend(const Range &other);
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void translate(double delta);
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bool isValid() const;
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// ----------------------------------------------------------------------
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// Attributes
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// ----------------------------------------------------------------------
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double lower;
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double upper;
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};
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inline Range::Range() : lower(1), upper(-1) {}
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inline Range::Range(double lower, double upper) : lower(lower), upper(upper) {
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normalize();
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}
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inline double Range::length() const { return upper - lower; }
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inline double Range::center() const { return (lower+upper)*0.5; }
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inline bool Range::contains(double value) const {
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return (value >= lower) && (value <= upper);
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}
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inline bool Range::isValid() const { return lower <= upper; }
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inline void Range::translate(double delta) { lower += delta; upper += delta; }
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}
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}
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#endif
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