134 lines
3.5 KiB
TypeScript
134 lines
3.5 KiB
TypeScript
import { ANDROID_PLATFORM } from "@/constants";
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import { usePlatform } from "@/hooks/use-platform";
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import React, { useRef } from "react";
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import { StyleSheet, Text, View } from "react-native";
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import { Circle, MapMarker, Marker } from "react-native-maps";
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export interface CircleWithLabelProps {
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center: {
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latitude: number;
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longitude: number;
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};
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radius: number;
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label?: string;
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content?: string;
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fillColor?: string;
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strokeColor?: string;
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strokeWidth?: number;
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zIndex?: number;
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zoomLevel?: number;
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}
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/**
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* Component render Circle kèm Label/Text ở giữa
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*/
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export const CircleWithLabel: React.FC<CircleWithLabelProps> = ({
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center,
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radius,
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label,
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content,
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fillColor = "rgba(220, 20, 60, 0.6)",
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strokeColor = "rgba(220, 20, 60, 0.8)",
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strokeWidth = 2,
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zIndex = 50,
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zoomLevel = 10,
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}) => {
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if (!center) {
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return null;
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}
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const platform = usePlatform();
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const markerRef = useRef<MapMarker>(null);
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// Tính font size dựa trên zoom level
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// Zoom càng thấp (xa ra) thì font size càng nhỏ
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const calculateFontSize = (baseSize: number) => {
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const baseZoom = 10;
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// Giảm scale factor để text không quá to khi zoom out
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const scaleFactor = Math.pow(2, (zoomLevel - baseZoom) * 0.3);
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return Math.max(baseSize * scaleFactor, 5); // Tối thiểu 5px
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};
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const labelFontSize = calculateFontSize(12);
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const contentFontSize = calculateFontSize(10);
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const paddingScale = Math.max(Math.pow(2, (zoomLevel - 10) * 0.2), 0.5);
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const minWidthScale = Math.max(Math.pow(2, (zoomLevel - 10) * 0.25), 0.9);
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return (
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<>
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<Circle
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center={center}
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radius={radius}
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fillColor={fillColor}
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strokeColor={strokeColor}
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strokeWidth={strokeWidth}
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zIndex={zIndex}
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/>
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{label && (
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<Marker
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ref={markerRef}
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coordinate={center}
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zIndex={50}
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tracksViewChanges={platform === ANDROID_PLATFORM ? false : true}
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anchor={{ x: 0.5, y: 0.5 }}
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title={platform === ANDROID_PLATFORM ? label : undefined}
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description={platform === ANDROID_PLATFORM ? content : undefined}
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>
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<View style={styles.markerContainer}>
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<View
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style={[
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{
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paddingHorizontal: 5 * paddingScale,
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paddingVertical: 5 * paddingScale,
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minWidth: 80,
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maxWidth: 150 * minWidthScale,
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},
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]}
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>
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<Text
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style={[styles.labelText, { fontSize: labelFontSize }]}
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numberOfLines={2}
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>
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{label}
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</Text>
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{content && (
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<Text
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style={[
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styles.contentText,
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{ fontSize: contentFontSize, marginTop: 2 * paddingScale },
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]}
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numberOfLines={2}
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>
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{content}
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</Text>
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)}
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</View>
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</View>
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</Marker>
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)}
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</>
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);
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};
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const styles = StyleSheet.create({
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markerContainer: {
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alignItems: "center",
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justifyContent: "center",
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},
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labelText: {
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color: "#fff",
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fontSize: 14,
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fontWeight: "bold",
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letterSpacing: 0.3,
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textAlign: "center",
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},
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contentText: {
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color: "#fff",
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fontSize: 11,
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fontWeight: "600",
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letterSpacing: 0.2,
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textAlign: "center",
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opacity: 0.95,
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},
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});
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