QDeclarativeGeoMapItemUtils Namespace Reference

Classes
struct	vec2

Enumerations
enum	greaterCirclePathForm { OpenPath , ClosedPath }

Functions
double	distanceSqrPointLine (double p0_x, double p0_y, double p1_x, double p1_y, double p2_x, double p2_y)
void	wrapPath (const QList< QGeoCoordinate > &perimeter, const QGeoCoordinate &geoLeftBound, const QGeoProjectionWebMercator &p, QList< QDoubleVector2D > &wrappedPath, QList< QDoubleVector2D > &wrappedPathMinus1, QList< QDoubleVector2D > &wrappedPathPlus1, QDoubleVector2D *leftBoundWrapped)
void	wrapPath (const QList< QGeoCoordinate > &perimeter, const QGeoCoordinate &geoLeftBound, const QGeoProjectionWebMercator &p, QList< QDoubleVector2D > &wrappedPath, QDoubleVector2D *leftBoundWrapped)
void	wrapPath (const QList< QDoubleVector2D > &path, const QDoubleVector2D &geoLeftBound, QList< QDoubleVector2D > &wrappedPath)
void	clipPolygon (const QList< QDoubleVector2D > &wrappedPath, const QGeoProjectionWebMercator &p, QList< QList< QDoubleVector2D > > &clippedPaths, QDoubleVector2D *leftBoundWrapped, bool closed)
void	projectBbox (const QList< QDoubleVector2D > &clippedBbox, const QGeoProjectionWebMercator &p, QPainterPath &projectedBbox)
QRectF	boundingRectangleFromList (const QList< QDoubleVector2D > &list)
QList< QGeoCoordinate >	greaterCirclePath (const QList< QGeoCoordinate > &cornerPoints, greaterCirclePathForm form, int N)

Enumeration Type Documentation

greaterCirclePathForm

enum QDeclarativeGeoMapItemUtils::greaterCirclePathForm

Enumerator
OpenPath
ClosedPath

Definition at line 28 of file qdeclarativegeomapitemutils_p.h.

Function Documentation

boundingRectangleFromList()

QRectF QDeclarativeGeoMapItemUtils::boundingRectangleFromList

(

const QList< QDoubleVector2D > &

list

)

Definition at line 179 of file qdeclarativegeomapitemutils.cpp.

References list, qInf(), qMax(), and qMin().

Referenced by QDeclarativeCircleMapItemPrivate::includeOnePoleInPath(), QDeclarativeCircleMapItemPrivateCPU::updatePolish(), QGeoMapPolylineGeometry::updateSourcePoints(), and QGeoMapPolygonGeometry::updateSourcePoints().

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clipPolygon()

void QDeclarativeGeoMapItemUtils::clipPolygon	(	const QList< QDoubleVector2D > &	wrappedPath,
		const QGeoProjectionWebMercator &	p,
		QList< QList< QDoubleVector2D > > &	clippedPaths,
		QDoubleVector2D *	leftBoundWrapped,
		bool	closed
	)

Definition at line 118 of file qdeclarativegeomapitemutils.cpp.

References QClipperUtils::addClipPolygon(), QClipperUtils::addSubjectPath(), QClipperUtils::execute(), QClipperUtils::Intersection, QClipperUtils::pftEvenOdd, qInf(), qIsInf(), qMax(), QDoubleVector2D::setX(), QList< T >::size(), QDoubleVector2D::x(), and QDoubleVector2D::y().

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distanceSqrPointLine()

double QDeclarativeGeoMapItemUtils::distanceSqrPointLine	(	double	p0_x,
		double	p0_y,
		double	p1_x,
		double	p1_y,
		double	p2_x,
		double	p2_y
	)

Definition at line 19 of file qdeclarativegeomapitemutils.cpp.

References qInf().

Referenced by QDeclarativePolylineMapItemPrivateCPU::contains(), and QGeoMapPolygonGeometry::updateSourcePoints().

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greaterCirclePath()

QList< QGeoCoordinate > QDeclarativeGeoMapItemUtils::greaterCirclePath	(	const QList< QGeoCoordinate > &	cornerPoints,
		greaterCirclePathForm	form,
		int	N
	)

Definition at line 194 of file qdeclarativegeomapitemutils.cpp.

References QList< T >::at(), QDoubleVector3D::dotProduct(), form, i, QList< T >::last(), M_PI, OpenPath, sign(), and QList< T >::size().

Referenced by QDeclarativePolygonMapItemPrivateCPU::regenerateCache(), QDeclarativePolylineMapItemPrivateCPU::regenerateCache(), and QDeclarativeRectangleMapItemPrivateCPU::updatePolish().

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projectBbox()

void QDeclarativeGeoMapItemUtils::projectBbox	(	const QList< QDoubleVector2D > &	clippedBbox,
		const QGeoProjectionWebMercator &	p,
		QPainterPath &	projectedBbox
	)

Definition at line 160 of file qdeclarativegeomapitemutils.cpp.

References QPainterPath::clear(), QPainterPath::closeSubpath(), QPainterPath::lineTo(), QPainterPath::moveTo(), and QDoubleVector2D::toPointF().

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wrapPath() [1/3]

void QDeclarativeGeoMapItemUtils::wrapPath	(	const QList< QDoubleVector2D > &	path,
		const QDoubleVector2D &	geoLeftBound,
		QList< QDoubleVector2D > &	wrappedPath
	)

Definition at line 97 of file qdeclarativegeomapitemutils.cpp.

References QList< T >::append(), QList< T >::clear(), qIsFinite(), and QDoubleVector2D::x().

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wrapPath() [2/3]

void QDeclarativeGeoMapItemUtils::wrapPath	(	const QList< QGeoCoordinate > &	perimeter,
		const QGeoCoordinate &	geoLeftBound,
		const QGeoProjectionWebMercator &	p,
		QList< QDoubleVector2D > &	wrappedPath,
		QDoubleVector2D *	leftBoundWrapped
	)

Definition at line 82 of file qdeclarativegeomapitemutils.cpp.

References wrapPath().

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wrapPath() [3/3]

void QDeclarativeGeoMapItemUtils::wrapPath	(	const QList< QGeoCoordinate > &	perimeter,
		const QGeoCoordinate &	geoLeftBound,
		const QGeoProjectionWebMercator &	p,
		QList< QDoubleVector2D > &	wrappedPath,
		QList< QDoubleVector2D > &	wrappedPathMinus1,
		QList< QDoubleVector2D > &	wrappedPathPlus1,
		QDoubleVector2D *	leftBoundWrapped
	)

Definition at line 44 of file qdeclarativegeomapitemutils.cpp.

References QList< T >::append(), QList< T >::clear(), qIsFinite(), and QDoubleVector2D::x().

Referenced by wrapPath().

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