Imdroid/weather-station
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feat: 新增区域统计

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yarnom 2025-09-25 17:42:03 +08:00
parent 5d8202311f
commit 13b4117d75
1 changed files with 80 additions and 0 deletions
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80
templates/imdroid_radar.html
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@ -128,6 +128,7 @@
maybeCalcSector();
maybePlotSquare();
maybeCalcNearbyRain();
maybeCalcTileRegionStats();
}
async function loadTileAt(z, y, x, dtStr) {
@ -160,6 +161,7 @@
maybeCalcSector();
maybePlotSquare();
maybeCalcNearbyRain();
maybeCalcTileRegionStats();
}
function fmtDTLocal(dt){
@ -436,6 +438,75 @@
}catch(e){ /* ignore */ }
}
// 计算并展示：扇形区域与8km圆形区域的 >=40 和 >=30 dBZ 点数与累计值
function maybeCalcTileRegionStats(){
try{
const s40CntEl = document.getElementById('sector_ge40_cnt');
if(!s40CntEl) return; // 元素不存在则不计算
// 先清空展示
const ids=[
'sector_ge40_cnt','sector_ge40_sum','sector_ge30_cnt','sector_ge30_sum',
'circle_ge40_cnt','circle_ge40_sum','circle_ge30_cnt','circle_ge30_sum'
];
ids.forEach(id=>{ const el=document.getElementById(id); if(el) el.textContent='-'; });
if(!gTileValues || !gXs || !gYs || gStLat===null || gStLon===null) return;
const h=gTileValues.length, w=gTileValues[0].length;
// 扇形区域定义：风向 ±30°，半径 = 3 小时移动距离
const hasWind = (gWindFromDeg!==null && gWindSpeedMS!==null && gWindSpeedMS>0);
const halfAngle=30;
const rangeM = hasWind ? (gWindSpeedMS*3*3600) : 0;
// 圆形区域：半径 8km
const circleR = 8000;
let sec40Cnt=0, sec40Sum=0, sec30Cnt=0, sec30Sum=0;
let cir40Cnt=0, cir40Sum=0, cir30Cnt=0, cir30Sum=0;
for(let r=0;r<h;r++){
const lat=gYs[r];
for(let c=0;c<w;c++){
const v=gTileValues[r][c];
if(v==null) continue;
const dbz=Number(v);
const lon=gXs[c];
const dist=haversine(gStLat,gStLon,lat,lon);
// 圆形区域统计
if(dist<=circleR){
if(dbz>=40){ cir40Cnt++; cir40Sum+=dbz; }
if(dbz>=30){ cir30Cnt++; cir30Sum+=dbz; }
}
// 扇形区域统计（需要风向风速）
if(hasWind){
if(dist<=rangeM){
const brg=bearingDeg(gStLat,gStLon,lat,lon);
if(angDiff(brg,gWindFromDeg)<=halfAngle){
if(dbz>=40){ sec40Cnt++; sec40Sum+=dbz; }
if(dbz>=30){ sec30Cnt++; sec30Sum+=dbz; }
}
}
}
}
}
// 更新展示
const set = (id, val)=>{ const el=document.getElementById(id); if(el) el.textContent=String(val); };
if(hasWind){
set('sector_ge40_cnt', sec40Cnt); set('sector_ge40_sum', sec40Sum.toFixed(1));
set('sector_ge30_cnt', sec30Cnt); set('sector_ge30_sum', sec30Sum.toFixed(1));
} else {
// 无风场信息时显示提示
set('sector_ge40_cnt', '无风场'); set('sector_ge40_sum', '-');
set('sector_ge30_cnt', '无风场'); set('sector_ge30_sum', '-');
}
set('circle_ge40_cnt', cir40Cnt); set('circle_ge40_sum', cir40Sum.toFixed(1));
set('circle_ge30_cnt', cir30Cnt); set('circle_ge30_sum', cir30Sum.toFixed(1));
}catch(e){ /* ignore */ }
}
async function main() {
await loadStations();
// 初始化时间范围为最近24小时
@ -605,6 +676,7 @@
<option value="">最新</option>
</select>
</div>
<div class="w-full flex justify-center my-2">
<input id="timeSlider" type="range" min="0" max="0" value="0" step="1" class="slider slider-horizontal w-64" />
</div>
@ -615,6 +687,14 @@
<div class="card mt-4" style="width:100%;">
<div class="text-lg font-semibold mb-2">正方形裁减区域</div>
<div class="mt-3 text-sm space-y-1">
<div class="font-bold">扇形区域统计</div>
<span class="text-gray-700">≥40 dBZ：点数 <span id="sector_ge40_cnt">-</span>，累计 <span id="sector_ge40_sum">-</span></span>
<span class="text-gray-700"> | ≥30 dBZ：点数 <span id="sector_ge30_cnt">-</span>，累计 <span id="sector_ge30_sum">-</span></span>
<div class="font-bold mt-2">圆形区域统计</div>
<span class="text-gray-700">≥40 dBZ：点数 <span id="circle_ge40_cnt">-</span>，累计 <span id="circle_ge40_sum">-</span></span>
<span class="text-gray-700"> | ≥30 dBZ：点数 <span id="circle_ge30_cnt">-</span>，累计 <span id="circle_ge30_sum">-</span></span>
</div>
<div id="squarePlot" class="plot-box"></div>
</div>
</div>