Untitled

 avatar
unknown
plain_text
7 days ago
2.7 kB
2
Indexable
Text(text = "Select Unit", color = Color.Blue)
                        units.forEach { unit ->
                            Row(verticalAlignment = Alignment.CenterVertically) {
                                Checkbox(
                                    checked = selectedUnit == unit,
                                    onCheckedChange = { isChecked ->
                                        if (isChecked) {
//                                            selectedUnit = unit
                                            onUnitChange(unit)

                                            if (selectedGeometryType == "Distance" && areaUnits.contains(unit) &&linePoints.size >= 3){
                                                onGeometryTypeChange("Area")
                                                convertToArea(polygonSymbol, selectedUnit, linePoints.toList())
                                            }
                                            if (selectedGeometryType == "Distance") {
                                                updateDistanceUnits(unit)
                                            } else if (selectedGeometryType == "Area") {
                                                updateAreaUnits(unit)
                                            }
                                        }
                                    }
                                )
                                Text(text = unit, modifier = Modifier.padding(4.dp))
                            }
                        }
                    }
                }
            }
        }
    }

    private fun convertToArea(polygonSymbol: Symbol?, selectedUnit: String, points: List<Point>) {
        if (points.size < 3 || polygonSymbol == null) return // Ensure at least 3 points exist before converting to area

        val closedPoints = points.toMutableList()
        closedPoints.add(points.first())
        val polygon = Polygon(closedPoints) // Convert the line points into a polygon
        val polygonGraphic = Graphic(polygon, polygonSymbol)

        // Remove previous distance-related graphics
        graphicsOverlay.graphics.clear()

        // Add the polygon graphic to the overlay
        graphicsOverlay.graphics.add(polygonGraphic)

        // Calculate the area of the polygon
        val areaValue = GeometryEngine.areaGeodetic(
            polygon,
            getAreaUnit(selectedUnit),
            GeodeticCurveType.Geodesic
        )


//        areaText.value = formatMeasurementValue(areaValue, selectedUnit)
        originalArea = areaValue
        originalAreaUnit = selectedUnit
        updateAreaUnits(selectedUnit)
    }
Editor is loading...
Leave a Comment