mirror of https://github.com/tidwall/tile38.git
160 lines
3.3 KiB
Go
160 lines
3.3 KiB
Go
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package geojson
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import "github.com/tidwall/geojson/geometry"
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// SimplePoint ...
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type SimplePoint struct {
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base geometry.Point
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}
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// NewSimplePoint ...
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func NewSimplePoint(point geometry.Point) *SimplePoint {
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return &SimplePoint{base: point}
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}
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// ForEach ...
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func (g *SimplePoint) ForEach(iter func(geom Object) bool) bool {
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return iter(g)
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}
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// Empty ...
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func (g *SimplePoint) Empty() bool {
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return g.base.Empty()
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}
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// Valid ...
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func (g *SimplePoint) Valid() bool {
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return g.base.Valid()
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}
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// Rect ...
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func (g *SimplePoint) Rect() geometry.Rect {
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return g.base.Rect()
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}
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// Spatial ...
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func (g *SimplePoint) Spatial() Spatial {
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return g
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}
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// Center ...
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func (g *SimplePoint) Center() geometry.Point {
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return g.base
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}
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// Base ...
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func (g *SimplePoint) Base() geometry.Point {
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return g.base
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}
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// AppendJSON ...
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func (g *SimplePoint) AppendJSON(dst []byte) []byte {
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dst = append(dst, `{"type":"Point","coordinates":`...)
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dst = appendJSONPoint(dst, g.base, nil, 0)
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dst = append(dst, '}')
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return dst
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}
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// JSON ...
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func (g *SimplePoint) JSON() string {
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return string(g.AppendJSON(nil))
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}
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// MarshalJSON ...
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func (g *SimplePoint) MarshalJSON() ([]byte, error) {
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return g.AppendJSON(nil), nil
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}
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// String ...
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func (g *SimplePoint) String() string {
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return string(g.AppendJSON(nil))
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}
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// Within ...
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func (g *SimplePoint) Within(obj Object) bool {
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return obj.Contains(g)
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}
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// Contains ...
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func (g *SimplePoint) Contains(obj Object) bool {
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return obj.Spatial().WithinPoint(g.base)
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}
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// Intersects ...
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func (g *SimplePoint) Intersects(obj Object) bool {
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if obj, ok := obj.(*Circle); ok {
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return obj.Contains(g)
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}
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return obj.Spatial().IntersectsPoint(g.base)
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}
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// WithinRect ...
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func (g *SimplePoint) WithinRect(rect geometry.Rect) bool {
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return rect.ContainsPoint(g.base)
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}
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// WithinPoint ...
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func (g *SimplePoint) WithinPoint(point geometry.Point) bool {
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return point.ContainsPoint(g.base)
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}
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// WithinLine ...
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func (g *SimplePoint) WithinLine(line *geometry.Line) bool {
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return line.ContainsPoint(g.base)
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}
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// WithinPoly ...
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func (g *SimplePoint) WithinPoly(poly *geometry.Poly) bool {
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return poly.ContainsPoint(g.base)
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}
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// IntersectsPoint ...
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func (g *SimplePoint) IntersectsPoint(point geometry.Point) bool {
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return g.base.IntersectsPoint(point)
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}
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// IntersectsRect ...
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func (g *SimplePoint) IntersectsRect(rect geometry.Rect) bool {
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return g.base.IntersectsRect(rect)
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}
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// IntersectsLine ...
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func (g *SimplePoint) IntersectsLine(line *geometry.Line) bool {
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return g.base.IntersectsLine(line)
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}
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// IntersectsPoly ...
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func (g *SimplePoint) IntersectsPoly(poly *geometry.Poly) bool {
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return g.base.IntersectsPoly(poly)
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}
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// NumPoints ...
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func (g *SimplePoint) NumPoints() int {
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return 1
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}
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// Distance ...
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func (g *SimplePoint) Distance(obj Object) float64 {
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return obj.Spatial().DistancePoint(g.base)
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}
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// DistancePoint ...
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func (g *SimplePoint) DistancePoint(point geometry.Point) float64 {
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return geoDistancePoints(g.Center(), point)
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}
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// DistanceRect ...
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func (g *SimplePoint) DistanceRect(rect geometry.Rect) float64 {
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return geoDistancePoints(g.Center(), rect.Center())
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}
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// DistanceLine ...
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func (g *SimplePoint) DistanceLine(line *geometry.Line) float64 {
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return geoDistancePoints(g.Center(), line.Rect().Center())
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}
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// DistancePoly ...
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func (g *SimplePoint) DistancePoly(poly *geometry.Poly) float64 {
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return geoDistancePoints(g.Center(), poly.Rect().Center())
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}
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