C++ (Cpp) setInnerRadius示例

示例#1

文件： Knob.cpp 项目： DomClark/lmms

Knob::Knob( knobTypes _knob_num, QWidget * _parent, const QString & _name ) :
	DEFAULT_KNOB_INITIALIZER_LIST,
	m_knobNum( _knob_num )
{
	initUi( _name );
}

Knob::Knob( QWidget * _parent, const QString & _name ) :
	DEFAULT_KNOB_INITIALIZER_LIST,
	m_knobNum( knobBright_26 )
{
	initUi( _name );
}

#undef DEFAULT_KNOB_INITIALIZER_LIST




void Knob::initUi( const QString & _name )
{
	if( s_textFloat == NULL )
	{
		s_textFloat = new TextFloat;
	}

	setWindowTitle( _name );

	onKnobNumUpdated();
	setTotalAngle( 270.0f );
	setInnerRadius( 1.0f );
	setOuterRadius( 10.0f );
	setFocusPolicy( Qt::ClickFocus );

	// This is a workaround to enable style sheets for knobs which are not styled knobs.
	//
	// It works as follows: the palette colors that are assigned as the line color previously
	// had been hard coded in the drawKnob method for the different knob types. Now the
	// drawKnob method uses the line color to draw the lines. By assigning the palette colors
	// as the line colors here the knob lines will be drawn in this color unless the stylesheet
	// overrides that color.
	switch (knobNum())
	{
	case knobSmall_17:
	case knobBright_26:
	case knobDark_28:
		setlineColor(QApplication::palette().color( QPalette::Active, QPalette::WindowText ));
		break;
	case knobVintage_32:
		setlineColor(QApplication::palette().color( QPalette::Active, QPalette::Shadow ));
		break;
	default:
		break;
	}

	doConnections();
}




void Knob::onKnobNumUpdated()
{
	if( m_knobNum != knobStyled )
	{
		QString knobFilename;
		switch (m_knobNum)
		{
		case knobDark_28:
			knobFilename = "knob01";
			break;
		case knobBright_26:
			knobFilename = "knob02";
			break;
		case knobSmall_17:
			knobFilename = "knob03";
			break;
		case knobVintage_32:
			knobFilename = "knob05";
			break;
		case knobStyled: // only here to stop the compiler from complaining
			break;
		}

		// If knobFilename is still empty here we should get the fallback pixmap of size 1x1
		m_knobPixmap = new QPixmap( embed::getIconPixmap( knobFilename.toUtf8().constData() ) );

		setFixedSize( m_knobPixmap->width(), m_knobPixmap->height() );
	}
}




Knob::~Knob()
{
	if( m_knobPixmap )
	{
		delete m_knobPixmap;
	}
}




void Knob::setLabel( const QString & txt )
{
	m_label = txt;
	if( m_knobPixmap )
	{
		setFixedSize( qMax<int>( m_knobPixmap->width(),
					QFontMetrics( pointSizeF( font(), 6.5) ).width( m_label ) ),
						m_knobPixmap->height() + 10 );
	}
	update();
}

示例#2

文件： Circle3DOverlay.cpp 项目： RyanDowne/hifi

void Circle3DOverlay::setProperties(const QScriptValue &properties) {
    Planar3DOverlay::setProperties(properties);
    
    QScriptValue startAt = properties.property("startAt");
    if (startAt.isValid()) {
        setStartAt(startAt.toVariant().toFloat());
    }

    QScriptValue endAt = properties.property("endAt");
    if (endAt.isValid()) {
        setEndAt(endAt.toVariant().toFloat());
    }

    QScriptValue outerRadius = properties.property("outerRadius");
    if (outerRadius.isValid()) {
        setOuterRadius(outerRadius.toVariant().toFloat());
    }

    QScriptValue innerRadius = properties.property("innerRadius");
    if (innerRadius.isValid()) {
        setInnerRadius(innerRadius.toVariant().toFloat());
    }

    QScriptValue hasTickMarks = properties.property("hasTickMarks");
    if (hasTickMarks.isValid()) {
        setHasTickMarks(hasTickMarks.toVariant().toBool());
    }

    QScriptValue majorTickMarksAngle = properties.property("majorTickMarksAngle");
    if (majorTickMarksAngle.isValid()) {
        setMajorTickMarksAngle(majorTickMarksAngle.toVariant().toFloat());
    }

    QScriptValue minorTickMarksAngle = properties.property("minorTickMarksAngle");
    if (minorTickMarksAngle.isValid()) {
        setMinorTickMarksAngle(minorTickMarksAngle.toVariant().toFloat());
    }

    QScriptValue majorTickMarksLength = properties.property("majorTickMarksLength");
    if (majorTickMarksLength.isValid()) {
        setMajorTickMarksLength(majorTickMarksLength.toVariant().toFloat());
    }

    QScriptValue minorTickMarksLength = properties.property("minorTickMarksLength");
    if (minorTickMarksLength.isValid()) {
        setMinorTickMarksLength(minorTickMarksLength.toVariant().toFloat());
    }

    QScriptValue majorTickMarksColor = properties.property("majorTickMarksColor");
    if (majorTickMarksColor.isValid()) {
        QScriptValue red = majorTickMarksColor.property("red");
        QScriptValue green = majorTickMarksColor.property("green");
        QScriptValue blue = majorTickMarksColor.property("blue");
        if (red.isValid() && green.isValid() && blue.isValid()) {
            _majorTickMarksColor.red = red.toVariant().toInt();
            _majorTickMarksColor.green = green.toVariant().toInt();
            _majorTickMarksColor.blue = blue.toVariant().toInt();
        }
    }

    QScriptValue minorTickMarksColor = properties.property("minorTickMarksColor");
    if (minorTickMarksColor.isValid()) {
        QScriptValue red = minorTickMarksColor.property("red");
        QScriptValue green = minorTickMarksColor.property("green");
        QScriptValue blue = minorTickMarksColor.property("blue");
        if (red.isValid() && green.isValid() && blue.isValid()) {
            _minorTickMarksColor.red = red.toVariant().toInt();
            _minorTickMarksColor.green = green.toVariant().toInt();
            _minorTickMarksColor.blue = blue.toVariant().toInt();
        }
    }
}