Subgroup: other

Class: QgsCircularString

class qgis.core.QgsCircularString

Bases: qgis._core.QgsCurve

Circular string geometry type
addMValue(self, mValue: float = 0) → bool
addToPainterPath(self, path: QPainterPath)
addZValue(self, zValue: float = 0) → bool
asGml2(self, doc: QDomDocument, precision: int = 17, ns: str = '', axisOrder: QgsAbstractGeometry.AxisOrder = QgsAbstractGeometry.AxisOrder.XY) → QDomElement
asGml3(self, doc: QDomDocument, precision: int = 17, ns: str = '', axisOrder: QgsAbstractGeometry.AxisOrder = QgsAbstractGeometry.AxisOrder.XY) → QDomElement
asJson(self, precision: int = 17) → str
asWkb(self) → QByteArray
asWkt(self, precision: int = 17) → str
calculateBoundingBox(self) → QgsRectangle
childCount()
childGeometry()
childPoint()
clear(self)
clearCache()
clone(self) → QgsCircularString
closestSegment(self, pt: QgsPoint, epsilon: float = 4*DBL_EPSILON) → Tuple[float, QgsPoint, QgsVertexId, int]
createEmptyWithSameType(self) → QgsCircularString
curveToLine(self, tolerance: float = M_PI_2/90, toleranceType: QgsAbstractGeometry.SegmentationToleranceType = QgsAbstractGeometry.MaximumAngle) → QgsLineString
deleteVertex(self, position: QgsVertexId) → bool
dimension(self) → int
draw(self, p: QPainter)
drawAsPolygon(self, p: QPainter)
dropMValue(self) → bool
dropZValue(self) → bool
endPoint(self) → QgsPoint
equals(self, other: QgsCurve) → bool
fromWkb(self, wkb: QgsConstWkbPtr) → bool
fromWkt(self, wkt: str) → bool
geometryType(self) → str
hasChildGeometries()
hasCurvedSegments(self) → bool
insertVertex(self, position: QgsVertexId, vertex: QgsPoint) → bool
isEmpty(self) → bool
length(self) → float
moveVertex(self, position: QgsVertexId, newPos: QgsPoint) → bool
numPoints(self) → int
pointAt(self, node: int, point: QgsPoint) → Tuple[bool, QgsVertexId.VertexType]
pointN(self, i: int) → QgsPoint

Returns the point at index i within the circular string.

points(self) → object
removeDuplicateNodes(self, epsilon: float = 4*DBL_EPSILON, useZValues: bool = False) → bool
reversed(self) → QgsCircularString
segmentLength(self, startVertex: QgsVertexId) → float
setPoints(self, points: object)

Sets the circular string’s points

setZMTypeFromSubGeometry()
snappedToGrid(self, hSpacing: float, vSpacing: float, dSpacing: float = 0, mSpacing: float = 0) → QgsCircularString
startPoint(self) → QgsPoint
sumUpArea(self) → float
swapXy(self)
transform(self, ct: QgsCoordinateTransform, d: QgsCoordinateTransform.TransformDirection = QgsCoordinateTransform.ForwardTransform, transformZ: bool = False)

transform(self, t: QTransform, zTranslate: float = 0, zScale: float = 1, mTranslate: float = 0, mScale: float = 1)

vertexAngle(self, vertex: QgsVertexId) → float
xAt(self, index: int) → float
yAt(self, index: int) → float