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| 1 | +import React, { useState, useEffect } from 'react'; |
| 2 | +import { Typography, Space, Divider } from 'antd'; |
| 3 | +import styled from 'styled-components'; |
| 4 | +import { WindLayer } from 'cesium-wind-layer'; |
| 5 | +import { Viewer, ScreenSpaceEventHandler, ScreenSpaceEventType, Cartographic, Math as CesiumMath } from 'cesium'; |
| 6 | +import { GithubOutlined } from '@ant-design/icons'; |
| 7 | + |
| 8 | +const { Text } = Typography; |
| 9 | + |
| 10 | +const Container = styled.div` |
| 11 | + background-color: rgba(255, 255, 255, 0.98); |
| 12 | + display: flex; |
| 13 | + align-items: center; |
| 14 | + justify-content: space-between; |
| 15 | + box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06); |
| 16 | + backdrop-filter: blur(8px); |
| 17 | + border-radius: 4px; |
| 18 | + margin: 4px; |
| 19 | + padding: 4px 8px; |
| 20 | + z-index: 1000; |
| 21 | + transition: all 0.3s ease; |
| 22 | + min-height: 32px; |
| 23 | +
|
| 24 | + &:hover { |
| 25 | + box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08); |
| 26 | + } |
| 27 | +
|
| 28 | + @media (max-width: 768px) { |
| 29 | + margin: 4px; |
| 30 | + padding: 4px 6px; |
| 31 | + flex-direction: column; |
| 32 | + align-items: flex-start; |
| 33 | + gap: 4px; |
| 34 | + } |
| 35 | +`; |
| 36 | + |
| 37 | +const QueryInfo = styled(Space)` |
| 38 | + flex: 1; |
| 39 | + font-size: 13px; |
| 40 | + |
| 41 | + @media (max-width: 768px) { |
| 42 | + width: 100%; |
| 43 | + } |
| 44 | +`; |
| 45 | + |
| 46 | +const DataItem = styled(Text)` |
| 47 | + display: inline-flex; |
| 48 | + align-items: center; |
| 49 | + gap: 2px; |
| 50 | + padding: 1px 4px; |
| 51 | + border-radius: 3px; |
| 52 | + background: rgba(0, 0, 0, 0.02); |
| 53 | + transition: all 0.3s ease; |
| 54 | + font-size: 13px; |
| 55 | +
|
| 56 | + &:hover { |
| 57 | + background: rgba(0, 0, 0, 0.04); |
| 58 | + } |
| 59 | +`; |
| 60 | + |
| 61 | +const GithubLink = styled.a` |
| 62 | + display: flex; |
| 63 | + align-items: center; |
| 64 | + gap: 4px; |
| 65 | + color: #24292e; |
| 66 | + text-decoration: none; |
| 67 | + padding: 2px 6px; |
| 68 | + border-radius: 3px; |
| 69 | + transition: all 0.3s ease; |
| 70 | + background: rgba(0, 0, 0, 0.02); |
| 71 | + white-space: nowrap; |
| 72 | + font-size: 13px; |
| 73 | +
|
| 74 | + &:hover { |
| 75 | + background: rgba(0, 0, 0, 0.06); |
| 76 | + transform: translateY(-1px); |
| 77 | + } |
| 78 | +
|
| 79 | + .stats { |
| 80 | + display: flex; |
| 81 | + align-items: center; |
| 82 | + gap: 4px; |
| 83 | + |
| 84 | + img { |
| 85 | + height: 16px; |
| 86 | + transition: transform 0.3s ease; |
| 87 | + } |
| 88 | + } |
| 89 | +
|
| 90 | + &:hover .stats img { |
| 91 | + transform: scale(1.05); |
| 92 | + } |
| 93 | +
|
| 94 | + @media (max-width: 768px) { |
| 95 | + width: 100%; |
| 96 | + justify-content: space-between; |
| 97 | + border-top: 1px solid rgba(0, 0, 0, 0.06); |
| 98 | + padding-top: 4px; |
| 99 | + background: transparent; |
| 100 | + } |
| 101 | +`; |
| 102 | + |
| 103 | +const DirectionArrow = styled.span<{ $angle: number }>` |
| 104 | + display: inline-block; |
| 105 | + transform: rotate(${props => props.$angle}deg); |
| 106 | + transition: transform 0.3s ease; |
| 107 | + font-family: "Segoe UI Symbol", "Noto Color Emoji", sans-serif; |
| 108 | +`; |
| 109 | + |
| 110 | +interface WindData { |
| 111 | + speed: number; |
| 112 | + u: number; |
| 113 | + v: number; |
| 114 | + direction?: number; |
| 115 | +} |
| 116 | + |
| 117 | +interface SpeedQueryProps { |
| 118 | + windLayer: WindLayer | null; |
| 119 | + viewer: Viewer | null; |
| 120 | +} |
| 121 | + |
| 122 | +export const SpeedQuery: React.FC<SpeedQueryProps> = ({ windLayer, viewer }) => { |
| 123 | + const [queryResult, setQueryResult] = useState<WindData | null>(null); |
| 124 | + const [location, setLocation] = useState<{ lon: number; lat: number } | null>(null); |
| 125 | + |
| 126 | + const calculateWindDirection = (u: number, v: number): number => { |
| 127 | + // 使用 atan2 计算角度，注意参数顺序：atan2(y, x) |
| 128 | + // v 代表南北方向（y轴），u 代表东西方向（x轴） |
| 129 | + let angle = Math.atan2(v, u) * 180 / Math.PI; |
| 130 | + |
| 131 | + // 转换为地理坐标系的角度： |
| 132 | + // 1. atan2 得到的角度是数学坐标系（东为0°，逆时针为正） |
| 133 | + // 2. 转换为地理方向：逆时针旋转90度（或顺时针旋转270度） |
| 134 | + // 3. 加360°并取模确保在0-360范围内 |
| 135 | + angle = (450 - angle) % 360; |
| 136 | + |
| 137 | + return angle; |
| 138 | + }; |
| 139 | + |
| 140 | + const getCardinalDirection = (angle: number): string => { |
| 141 | + const directions = ['N', 'NE', 'E', 'SE', 'S', 'SW', 'W', 'NW']; |
| 142 | + const index = Math.round(angle / 45) % 8; |
| 143 | + return directions[index]; |
| 144 | + }; |
| 145 | + |
| 146 | + useEffect(() => { |
| 147 | + if (!viewer || !windLayer) return; |
| 148 | + |
| 149 | + const handler = new ScreenSpaceEventHandler(viewer.scene.canvas); |
| 150 | + const handleClick = (movement: any) => { |
| 151 | + const cartesian = viewer.camera.pickEllipsoid(movement.position); |
| 152 | + if (cartesian) { |
| 153 | + const cartographic = Cartographic.fromCartesian(cartesian); |
| 154 | + const lon = CesiumMath.toDegrees(cartographic.longitude); |
| 155 | + const lat = CesiumMath.toDegrees(cartographic.latitude); |
| 156 | + |
| 157 | + try { |
| 158 | + const result = windLayer.getDataAtLonLat(lon, lat); |
| 159 | + setLocation({ lon, lat }); |
| 160 | + |
| 161 | + if (result && typeof result.u === 'number' && typeof result.v === 'number') { |
| 162 | + const direction = calculateWindDirection(result.u, result.v); |
| 163 | + setQueryResult({ ...result, direction }); |
| 164 | + } else { |
| 165 | + setQueryResult(null); |
| 166 | + } |
| 167 | + } catch (error) { |
| 168 | + console.error('Failed to get wind data:', error); |
| 169 | + setQueryResult(null); |
| 170 | + } |
| 171 | + } |
| 172 | + }; |
| 173 | + |
| 174 | + // 支持移动端触摸 |
| 175 | + handler.setInputAction(handleClick, ScreenSpaceEventType.LEFT_CLICK); |
| 176 | + handler.setInputAction(handleClick, ScreenSpaceEventType.LEFT_DOUBLE_CLICK); |
| 177 | + |
| 178 | + return () => { |
| 179 | + handler.destroy(); |
| 180 | + }; |
| 181 | + }, [viewer, windLayer]); |
| 182 | + |
| 183 | + return ( |
| 184 | + <Container> |
| 185 | + <QueryInfo> |
| 186 | + {!location && ( |
| 187 | + <Text style={{ fontSize: '13px' }}> |
| 188 | + <span style={{ opacity: 0.7 }}>👆</span> Click to query wind info |
| 189 | + </Text> |
| 190 | + )} |
| 191 | + |
| 192 | + {location && ( |
| 193 | + <Space split={<Divider type="vertical" style={{ margin: '0 4px' }} />}> |
| 194 | + <DataItem> |
| 195 | + 📍 {location.lon.toFixed(1)}°, {location.lat.toFixed(1)}° |
| 196 | + </DataItem> |
| 197 | + |
| 198 | + {!queryResult && ( |
| 199 | + <Text type="secondary" style={{ fontSize: '13px' }}>No data</Text> |
| 200 | + )} |
| 201 | + |
| 202 | + {queryResult && ( |
| 203 | + <> |
| 204 | + <DataItem> |
| 205 | + 💨 {queryResult.speed.toFixed(1)} m/s |
| 206 | + </DataItem> |
| 207 | + <DataItem> |
| 208 | + <DirectionArrow $angle={(queryResult.direction || 0) - 90}>➤</DirectionArrow> |
| 209 | + {' '}{queryResult.direction?.toFixed(0)}° ({getCardinalDirection(queryResult.direction || 0)}) |
| 210 | + </DataItem> |
| 211 | + <DataItem> |
| 212 | + UV: {queryResult.u.toFixed(1)}, {queryResult.v.toFixed(1)} |
| 213 | + </DataItem> |
| 214 | + </> |
| 215 | + )} |
| 216 | + </Space> |
| 217 | + )} |
| 218 | + </QueryInfo> |
| 219 | + |
| 220 | + <GithubLink |
| 221 | + href="https://github.com/hongfaqiu/cesium-wind-layer" |
| 222 | + target="_blank" |
| 223 | + rel="noopener noreferrer" |
| 224 | + > |
| 225 | + <GithubOutlined style={{ fontSize: '14px' }} /> |
| 226 | + <span>cesium-wind-layer</span> |
| 227 | + <div className="stats"> |
| 228 | + <img |
| 229 | + src="https://img.shields.io/github/stars/hongfaqiu/cesium-wind-layer?style=flat&logo=github" |
| 230 | + alt="GitHub stars" |
| 231 | + /> |
| 232 | + </div> |
| 233 | + </GithubLink> |
| 234 | + </Container> |
| 235 | + ); |
| 236 | +}; |
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