70 lines
1.3 KiB
C++
70 lines
1.3 KiB
C++
#include "stdafx.h"
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#include "qDoubleSlider.h"
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QDoubleSlider::QDoubleSlider(QWidget* pParent /*= NULL*/) :
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QSlider(pParent),
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m_Multiplier(100.0)
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{
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connect(this, SIGNAL(valueChanged(int)), this, SLOT(notifyValueChanged(int)));
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setSingleStep(1);
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setOrientation(Qt::Horizontal);
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setFocusPolicy(Qt::NoFocus);
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}
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//ÏòÍâ·¢Éä
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void QDoubleSlider::notifyValueChanged(int Value)
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{
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emit valueChanged((double)Value / m_Multiplier);
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}
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//½ÓÊÕÍâ±ß
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void QDoubleSlider::setValue(double Value, bool BlockSignals)
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{
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QSlider::blockSignals(BlockSignals);
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QSlider::setValue(Value * m_Multiplier);
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if (!BlockSignals)
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emit valueChanged(Value);
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QSlider::blockSignals(false);
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}
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void QDoubleSlider::setRange(double Min, double Max)
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{
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QSlider::setRange(Min * m_Multiplier, Max * m_Multiplier);
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emit rangeChanged(Min, Max);
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}
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void QDoubleSlider::setMinimum(double Min)
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{
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QSlider::setMinimum(Min * m_Multiplier);
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emit rangeChanged(minimum(), maximum());
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}
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double QDoubleSlider::minimum() const
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{
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return QSlider::minimum() / m_Multiplier;
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}
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void QDoubleSlider::setMaximum(double Max)
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{
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QSlider::setMaximum(Max * m_Multiplier);
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emit rangeChanged(minimum(), maximum());
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}
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double QDoubleSlider::maximum() const
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{
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return QSlider::maximum() / m_Multiplier;
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}
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double QDoubleSlider::value() const
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{
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int Value = QSlider::value();
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return (double)Value / m_Multiplier;
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}
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