133 lines
4.4 KiB
C++
133 lines
4.4 KiB
C++
//=============================================================================
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// Awl
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// Audio Widget Library
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// $Id:$
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//
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// Copyright (C) 2002-2006 by Werner Schweer and others
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//=============================================================================
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#ifndef __AWLASLIDER_H__
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#define __AWLASLIDER_H__
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// #include "synthesizer/sparm.h"
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namespace Awl {
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//---------------------------------------------------------
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// AbstractSlider
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//
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//! The AwlAbstractSlider class provides an double value
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//! within a range
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//
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//! The class is designed as a common super class for
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//! widgets like AwlKnob and AwlSlider
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//!
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//---------------------------------------------------------
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class AbstractSlider : public QWidget {
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Q_OBJECT
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Q_PROPERTY(double value READ value WRITE setValue)
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Q_PROPERTY(bool center READ center WRITE setCenter)
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Q_PROPERTY(bool invertedAppearance READ invertedAppearance WRITE setInvertedAppearance)
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Q_PROPERTY(int scaleWidth READ scaleWidth WRITE setScaleWidth)
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Q_PROPERTY(QColor scaleColor READ scaleColor WRITE setScaleColor)
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Q_PROPERTY(QColor scaleValueColor READ scaleValueColor WRITE setScaleValueColor)
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Q_PROPERTY(int id READ id WRITE setId)
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Q_PROPERTY(double minValue READ minValue WRITE setMinValue)
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Q_PROPERTY(double maxValue READ maxValue WRITE setMaxValue)
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Q_PROPERTY(double lineStep READ lineStep WRITE setLineStep)
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Q_PROPERTY(double pageStep READ pageStep WRITE setPageStep)
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Q_PROPERTY(bool log READ log WRITE setLog)
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protected:
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int _id;
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double _value;
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double _minValue, _maxValue, _lineStep, _pageStep;
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bool _center;
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bool _invert;
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int _scaleWidth; //! scale line width
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QColor _scaleColor;
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QColor _scaleValueColor;
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bool _log;
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virtual void wheelEvent(QWheelEvent*);
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virtual void keyPressEvent(QKeyEvent*);
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virtual void valueChange();
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signals:
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void valueChanged(double, int);
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public slots:
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virtual void setValue(double v);
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public:
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AbstractSlider(QWidget* parent = 0);
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virtual void setCenter(bool val);
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virtual void setScaleWidth(int);
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virtual void setScaleColor(const QColor&);
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virtual void setScaleValueColor(const QColor&);
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//! return the center flag
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bool center() const { return _center; }
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//! return the scale line width
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int scaleWidth() const { return _scaleWidth; }
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//! return current scale color
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QColor scaleColor() const { return _scaleColor; }
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//! return color of active scale part
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QColor scaleValueColor() const { return _scaleValueColor; }
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virtual void setInvertedAppearance(bool val) { _invert = val; }
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bool invertedAppearance() const { return _invert; }
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int id() const { return _id; }
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void setId(int i) { _id = i; }
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virtual double value() const;
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double minValue() const { return _minValue; }
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void setMinValue(double v) { _minValue = v; }
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void setMinLogValue(double v);
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double maxValue() const {return _maxValue; }
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void setMaxValue(double v) { _maxValue = v; }
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void setMaxLogValue(double v);
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void setRange(double a, double b) {
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setMinValue(a);
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setMaxValue(b);
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}
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void setLogRange(double a, double b) {
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setMinLogValue(a);
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setMaxLogValue(b);
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}
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bool log() const { return _log; }
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void setLog(bool v) { _log = v; }
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double lineStep() const { return _lineStep; }
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void setLineStep(double v) { _lineStep = v; }
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double pageStep() const { return _pageStep; }
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void setPageStep(double f) { _pageStep = f; }
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void setEnabled(bool val);
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// virtual void init(const SyntiParameter& p);
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};
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}
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#endif
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