KisScatterOption Class Reference

#include <KisScatterOption.h>

Inheritance diagram for KisScatterOption:

Public Member Functions
QPointF	apply (const KisPaintInformation &info, qreal width, qreal height) const
	KisScatterOption (const KisPropertiesConfiguration *setting)
Public Member Functions inherited from KisCurveOption
qreal	computeRotationLikeValue (const KisPaintInformation &info, qreal baseValue, bool absoluteAxesFlipped, qreal scalingPartCoeff, bool disableScalingPart) const
qreal	computeSizeLikeValue (const KisPaintInformation &info, bool useStrengthValue=true) const
ValueComponents	computeValueComponents (const KisPaintInformation &info, bool useStrengthValue) const
bool	isChecked () const
bool	isRandom () const
	KisCurveOption (const KisCurveOptionData &data)
	KisCurveOption (KisCurveOption &)=delete
KisCurveOption &	operator= (KisCurveOption &)=delete
qreal	strengthMaxValue () const
qreal	strengthMinValue () const
qreal	strengthValue () const

Private Member Functions
	KisScatterOption (const KisScatterOptionData &data)

Private Attributes
bool	m_axisX
bool	m_axisY

Detailed Description

Definition at line 13 of file KisScatterOption.h.

Constructor & Destructor Documentation

KisScatterOption() [1/2]

KisScatterOption::KisScatterOption

(

const KisPropertiesConfiguration *

setting

)

Definition at line 20 of file KisScatterOption.cpp.

    : KisScatterOption(kpou::loadOptionData<KisScatterOptionData>(setting))
{
}

KisScatterOption() [2/2]

KisScatterOption::KisScatterOption ( const KisScatterOptionData & data )

private

Definition at line 25 of file KisScatterOption.cpp.

    : KisCurveOption(data)
    , m_axisX(data.axisX)
    , m_axisY(data.axisY)
{
}

Member Function Documentation

apply()

QPointF KisScatterOption::apply	(	const KisPaintInformation &	info,
		qreal	width,
		qreal	height ) const

Definition at line 32 of file KisScatterOption.cpp.

{
    if ((!m_axisX && !m_axisY) || (!isChecked())) {
        return info.pos();
    }
 
    // just use the most significant dimension for calculations
    qreal diameter = qMax(width, height);
    qreal sensorValue = computeSizeLikeValue(info);
 
    qreal jitter = (2.0 * info.randomSource()->generateNormalized() - 1.0) * diameter * sensorValue;
    QPointF result(0.0, 0.0);
 
    if (m_axisX && m_axisY) {
        qreal jitterY = (2.0 * info.randomSource()->generateNormalized() - 1.0) * diameter * sensorValue;
        result = QPointF(jitter, jitterY);
        return info.pos() + result;
    }
 
    qreal drawingAngle = info.drawingAngle();
    QVector2D movement(cos(drawingAngle), sin(drawingAngle));
    if (m_axisX) {
        movement *= jitter;
        result = movement.toPointF();
    }
    else if (m_axisY) {
        QVector2D movementNormal(-movement.y(), movement.x());
        movementNormal *= jitter;
        result = movementNormal.toPointF();
    }
 
    return info.pos() + result;
}

References KisCurveOption::computeSizeLikeValue(), KisPaintInformation::drawingAngle(), KisRandomSource::generateNormalized(), KisCurveOption::isChecked(), m_axisX, m_axisY, KisPaintInformation::pos(), and KisPaintInformation::randomSource().

Member Data Documentation

m_axisX

bool KisScatterOption::m_axisX

private

Definition at line 24 of file KisScatterOption.h.

m_axisY

bool KisScatterOption::m_axisY

private

Definition at line 25 of file KisScatterOption.h.

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The documentation for this class was generated from the following files:

• plugins/paintops/libpaintop/KisScatterOption.h
• plugins/paintops/libpaintop/KisScatterOption.cpp