Fix line clickability region
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7623e5f622
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@ -18,17 +18,17 @@ internal data class GmcRectangle(
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override val a: GeodeticMapCoordinates,
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override val b: GeodeticMapCoordinates,
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) : Rectangle<Gmc> {
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override val center: GeodeticMapCoordinates
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get() = GeodeticMapCoordinates.normalized(
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(a.latitude + b.latitude) / 2,
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(a.longitude + b.longitude) / 2
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)
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override fun contains(point: Gmc): Boolean =
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point.latitude.isBetween(a.latitude, b.latitude) && point.longitude.isBetween(a.longitude, b.longitude)
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}
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public val Rectangle<Gmc>.center: GeodeticMapCoordinates
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get() = GeodeticMapCoordinates.normalized(
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(a.latitude + b.latitude) / 2,
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(a.longitude + b.longitude) / 2
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)
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/**
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* Minimum longitude
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*/
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@ -19,6 +19,8 @@ public interface Area<T : Any> {
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public interface Rectangle<T : Any> : Area<T> {
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public val a: T
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public val b: T
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public val center: T
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}
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/**
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@ -64,12 +66,12 @@ public interface CoordinateSpace<T : Any> {
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public fun T.offsetTo(b: T, zoom: Float): DpOffset
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public fun T.distanceTo(b: T, zoom: Float): Dp {
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public fun T.distanceTo(b: T, zoom: Float = Float.MAX_VALUE): Dp {
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val offset = offsetTo(b, zoom)
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return sqrt(offset.x.value * offset.x.value + offset.y.value * offset.y.value).dp
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}
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public fun T.distanceToLine(a: T, b: T, zoom: Float): Dp {
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public fun T.distanceToLine(a: T, b: T, zoom: Float = Float.MAX_VALUE): Dp {
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val d12 = a.offsetTo(b, zoom)
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val d01 = offsetTo(a, zoom)
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val distanceVale = abs(d12.x.value * d01.y.value - d12.y.value * d01.x.value) / a.distanceTo(b, zoom).value
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@ -29,7 +29,7 @@ public interface Feature<T : Any> {
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public val attributes: Attributes
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public fun getBoundingBox(zoom: Float): Rectangle<T>?
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public fun getBoundingBox(zoom: Float = Float.MAX_VALUE): Rectangle<T>?
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public fun withAttributes(modify: Attributes.() -> Attributes): Feature<T>
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}
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@ -136,15 +136,15 @@ public data class LineFeature<T : Any>(
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public val b: T,
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override val attributes: Attributes = Attributes.EMPTY,
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) : DomainFeature<T>, LineSegmentFeature<T> {
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override fun getBoundingBox(zoom: Float): Rectangle<T> =
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space.Rectangle(a, b)
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override fun getBoundingBox(zoom: Float): Rectangle<T> = space.Rectangle(a, b)
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val center: T by lazy { getBoundingBox().center }
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val length: Dp by lazy { with(space) { a.distanceTo(b) } }
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override fun contains(viewPoint: ViewPoint<T>): Boolean = with(space) {
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viewPoint.focus in getBoundingBox(viewPoint.zoom) && viewPoint.focus.distanceToLine(
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a,
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b,
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viewPoint.zoom
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).value < clickRadius
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viewPoint.focus.distanceTo(center) <= length / 2 &&
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viewPoint.focus.distanceToLine(a, b, viewPoint.zoom).value <= clickRadius
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}
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override fun withAttributes(modify: (Attributes) -> Attributes): Feature<T> = copy(attributes = modify(attributes))
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@ -36,4 +36,35 @@ public fun <T : Any> FeatureGroup<T>.draggableLine(
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}
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return drawLine()
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}
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public fun <T : Any> FeatureGroup<T>.draggableMultiLine(
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points: List<FeatureRef<T, MarkerFeature<T>>>,
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id: String? = null,
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): FeatureRef<T, MultiLineFeature<T>> {
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var polygonId: FeatureRef<T, MultiLineFeature<T>>? = null
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fun drawLines(): FeatureRef<T, MultiLineFeature<T>> {
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val currentId = feature(
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polygonId?.id ?: id,
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MultiLineFeature(
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space,
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points.map { it.resolve().center },
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Attributes {
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ZAttribute(-10f)
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polygonId?.attributes?.let { from(it) }
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}
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)
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)
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polygonId = currentId
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return currentId
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}
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points.forEach {
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it.draggable { _, _ ->
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drawLines()
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}
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}
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return drawLines()
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}
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@ -18,6 +18,8 @@ internal data class XYRectangle(
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override fun contains(point: XY): Boolean = point.x in a.x..b.x && point.y in a.y..b.y
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override val center get() = XY((a.x + b.x) / 2, (a.y + b.y) / 2)
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// companion object {
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// fun square(center: XY, height: Float, width: Float): XYRectangle = XYRectangle(
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// XY(center.x - width / 2, center.y + height / 2),
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@ -35,8 +37,6 @@ val Rectangle<XY>.left get() = min(a.x, b.x)
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val Rectangle<XY>.width: Float get() = abs(a.x - b.x)
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val Rectangle<XY>.height: Float get() = abs(a.y - b.y)
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val Rectangle<XY>.center get() = XY((a.x + b.x) / 2, (a.y + b.y) / 2)
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public val Rectangle<XY>.leftTop: XY get() = XY(left, top)
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public val Rectangle<XY>.rightBottom: XY get() = XY(right, bottom)
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