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Chaemingeojson #3

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efa9233
프론트에 있던 geojson 브랜치
seongmincho33 Nov 27, 2025
3737818
Set initial era to Gojoseon (BC 1300) and clean up UI
Pazinpo Nov 28, 2025
c044c83
Fix UI regression, restore GeoJSON preview, and fix app.js syntax errors
Pazinpo Nov 28, 2025
c63059e
feat: Add GeoJSON import/export functionality - Add file and clipboar…
Pazinpo Dec 2, 2025
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258 changes: 258 additions & 0 deletions geojson-viewer.html
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Original file line number Diff line number Diff line change
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<!DOCTYPE html>
<html lang="ko">

<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>GeoJSON 뷰어 - gojoseontest.geojson</title>
<link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" />
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}

body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
background: #f5f5f5;
}

.header {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
padding: 20px;
box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header h1 {
font-size: 24px;
margin-bottom: 8px;
}

.header p {
opacity: 0.9;
font-size: 14px;
}

.container {
display: flex;
height: calc(100vh - 100px);
gap: 20px;
padding: 20px;
}

.map-container {
flex: 2;
background: white;
border-radius: 12px;
box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
overflow: hidden;
}

#map {
width: 100%;
height: 100%;
}

.info-panel {
flex: 1;
background: white;
border-radius: 12px;
box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
padding: 20px;
overflow-y: auto;
}

.info-panel h2 {
font-size: 18px;
margin-bottom: 16px;
color: #667eea;
}

.info-item {
margin-bottom: 16px;
padding: 12px;
background: #f8f9fa;
border-radius: 8px;
border-left: 4px solid #667eea;
}

.info-item label {
display: block;
font-size: 12px;
color: #666;
margin-bottom: 4px;
font-weight: 600;
}

.info-item value {
display: block;
font-size: 14px;
color: #333;
}

.code-block {
background: #1e1e1e;
color: #d4d4d4;
padding: 16px;
border-radius: 8px;
font-family: 'Courier New', monospace;
font-size: 12px;
overflow-x: auto;
margin-top: 16px;
}

.stats {
display: grid;
grid-template-columns: repeat(2, 1fr);
gap: 12px;
margin-bottom: 20px;
}

.stat-card {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
padding: 16px;
border-radius: 8px;
text-align: center;
}

.stat-card .number {
font-size: 24px;
font-weight: bold;
margin-bottom: 4px;
}

.stat-card .label {
font-size: 12px;
opacity: 0.9;
}
</style>
</head>

<body>
<div class="header">
<h1>🗺️ GeoJSON 뷰어</h1>
<p>gojoseontest.geojson 파일 시각화</p>
</div>

<div class="container">
<div class="map-container">
<div id="map"></div>
</div>

<div class="info-panel">
<h2>📊 GeoJSON 정보</h2>

<div class="stats" id="stats"></div>

<div id="properties"></div>

<h2 style="margin-top: 24px;">💾 GeoJSON 코드</h2>
<pre class="code-block" id="geojson-code"></pre>
</div>
</div>

<script src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js"></script>
<script>
// 지도 초기화
const map = L.map('map').setView([39, 126], 5);

// 타일 레이어 추가
L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
attribution: '© OpenStreetMap contributors',
maxZoom: 18
}).addTo(map);

// GeoJSON 로드
fetch('gojoseontest.geojson')
.then(response => response.json())
.then(data => {
console.log('GeoJSON 로드 완료:', data);

// 통계 정보 표시
const features = data.features || [];
const featureCount = features.length;
let totalCoordinates = 0;

features.forEach(feature => {
if (feature.geometry.type === 'Polygon') {
totalCoordinates += feature.geometry.coordinates[0].length;
}
});

document.getElementById('stats').innerHTML = `
<div class="stat-card">
<div class="number">${featureCount}</div>
<div class="label">Features</div>
</div>
<div class="stat-card">
<div class="number">${totalCoordinates}</div>
<div class="label">좌표 개수</div>
</div>
`;

// 속성 정보 표시
if (features.length > 0) {
const properties = features[0].properties || {};
let propertiesHTML = '<h2>🏷️ 속성 정보</h2>';

for (const [key, value] of Object.entries(properties)) {
propertiesHTML += `
<div class="info-item">
<label>${key}</label>
<value>${value}</value>
</div>
`;
}

document.getElementById('properties').innerHTML = propertiesHTML;
}

// GeoJSON 코드 표시
document.getElementById('geojson-code').textContent = JSON.stringify(data, null, 2);

// 지도에 GeoJSON 추가
const geojsonLayer = L.geoJSON(data, {
style: function (feature) {
return {
color: feature.properties.color || feature.properties.stroke || '#ef4444',
fillColor: feature.properties.fill || feature.properties.color || '#ef4444',
fillOpacity: feature.properties['fill-opacity'] || 0.5,
weight: feature.properties['stroke-width'] || 2
};
},
onEachFeature: function (feature, layer) {
if (feature.properties) {
let popupContent = '<div style="font-family: sans-serif;">';
popupContent += `<h3 style="margin: 0 0 8px 0; color: #667eea;">${feature.properties.name || feature.properties.NAME || '이름 없음'}</h3>`;

for (const [key, value] of Object.entries(feature.properties)) {
if (key !== 'name' && key !== 'NAME') {
popupContent += `<p style="margin: 4px 0;"><strong>${key}:</strong> ${value}</p>`;
}
}

popupContent += '</div>';
layer.bindPopup(popupContent);
}
}
}).addTo(map);

// 지도 범위를 GeoJSON에 맞춤
map.fitBounds(geojsonLayer.getBounds());

})
.catch(error => {
console.error('GeoJSON 로드 실패:', error);
document.getElementById('stats').innerHTML = `
<div style="color: red; padding: 20px;">
❌ GeoJSON 파일을 로드할 수 없습니다: ${error.message}
</div>
`;
});
</script>
</body>

</html>
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