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import gradio as gr | |
import json | |
import random | |
# Sample country data with random progress percentages | |
COUNTRY_DATA = { | |
"MX": {"name": "Mexico", "percent": random.randint(10, 90)}, | |
"AR": {"name": "Argentina", "percent": random.randint(10, 90)}, | |
"CO": {"name": "Colombia", "percent": random.randint(10, 90)}, | |
"CL": {"name": "Chile", "percent": random.randint(10, 90)}, | |
"PE": {"name": "Peru", "percent": random.randint(10, 90)}, | |
"ES": {"name": "Spain", "percent": random.randint(10, 90)}, | |
"BR": {"name": "Brazil", "percent": random.randint(10, 90)}, | |
"VE": {"name": "Venezuela", "percent": random.randint(10, 90)}, | |
"EC": {"name": "Ecuador", "percent": random.randint(10, 90)}, | |
"BO": {"name": "Bolivia", "percent": random.randint(10, 90)}, | |
"PY": {"name": "Paraguay", "percent": random.randint(10, 90)}, | |
"UY": {"name": "Uruguay", "percent": random.randint(10, 90)}, | |
"CR": {"name": "Costa Rica", "percent": random.randint(10, 90)}, | |
"PA": {"name": "Panama", "percent": random.randint(10, 90)} | |
} | |
# Create the basic HTML container for the map | |
def create_map_container(): | |
return """ | |
<div id="map-container" style="width:100%; height:600px; position:relative; background-color:#111;"> | |
<div style="display:flex; justify-content:center; align-items:center; height:100%; color:white; font-family:sans-serif;"> | |
Loading map visualization... | |
</div> | |
</div> | |
<div id="tooltip" style="position:absolute; background-color:rgba(0,0,0,0.8); border-radius:5px; padding:8px; color:white; font-size:12px; pointer-events:none; opacity:0; transition:opacity 0.3s;"></div> | |
""" | |
# Create a script tag with the D3 code | |
def create_map_script(): | |
# Convert country data to JSON for JavaScript | |
country_data_json = json.dumps(COUNTRY_DATA) | |
return f""" | |
<script> | |
// Function to load D3.js and create the map | |
async function createMap() {{ | |
// Load D3.js dynamically | |
await new Promise((resolve) => {{ | |
const script = document.createElement('script'); | |
script.src = 'https://d3js.org/d3.v7.min.js'; | |
script.onload = resolve; | |
document.head.appendChild(script); | |
}}); | |
console.log('D3 loaded successfully'); | |
// Country data from Python | |
const countryData = {country_data_json}; | |
// Get container dimensions | |
const container = document.getElementById('map-container'); | |
const width = container.clientWidth; | |
const height = container.clientHeight; | |
// Clear loading message | |
container.innerHTML = ''; | |
// Create SVG | |
const svg = d3.select('#map-container') | |
.append('svg') | |
.attr('width', width) | |
.attr('height', height) | |
.attr('viewBox', `0 0 ${{width}} ${{height}}`); | |
// Create color scale | |
const colorScale = d3.scaleLinear() | |
.domain([0, 100]) | |
.range(['#4a1942', '#f32b7b']); | |
// Set up projection focused on Latin America | |
const projection = d3.geoMercator() | |
.center([-60, 0]) | |
.scale(width / 5) | |
.translate([width / 2, height / 2]); | |
const path = d3.geoPath().projection(projection); | |
// Tooltip setup | |
const tooltip = d3.select('#tooltip'); | |
// Load GeoJSON data | |
try {{ | |
const response = await fetch('https://raw.githubusercontent.com/holtzy/D3-graph-gallery/master/DATA/world.geojson'); | |
const data = await response.json(); | |
// Draw countries | |
svg.selectAll('path') | |
.data(data.features) | |
.enter() | |
.append('path') | |
.attr('d', path) | |
.attr('stroke', '#f32b7b') | |
.attr('stroke-width', 1) | |
.attr('fill', d => {{ | |
// Get the ISO code from the properties | |
const iso = d.properties.iso_a2; | |
if (countryData[iso]) {{ | |
return colorScale(countryData[iso].percent); | |
}} | |
return '#2d3748'; // Default gray for other countries | |
}}) | |
.on('mouseover', function(event, d) {{ | |
const iso = d.properties.iso_a2; | |
d3.select(this) | |
.attr('stroke', '#4a1942') | |
.attr('stroke-width', 2); | |
if (countryData[iso]) {{ | |
tooltip.style('opacity', 1) | |
.style('left', (event.pageX + 15) + 'px') | |
.style('top', (event.pageY + 15) + 'px') | |
.html(` | |
<strong>${{countryData[iso].name}}</strong><br/> | |
Progress: ${{countryData[iso].percent}}% | |
`); | |
}} | |
}}) | |
.on('mousemove', function(event) {{ | |
tooltip.style('left', (event.pageX + 15) + 'px') | |
.style('top', (event.pageY + 15) + 'px'); | |
}}) | |
.on('mouseout', function() {{ | |
d3.select(this) | |
.attr('stroke', '#f32b7b') | |
.attr('stroke-width', 1); | |
tooltip.style('opacity', 0); | |
}}); | |
// Add a legend | |
const legendWidth = Math.min(width - 40, 200); | |
const legendHeight = 15; | |
const legendX = width - legendWidth - 20; | |
const legend = svg.append('g') | |
.attr('transform', `translate(${{legendX}}, 30)`); | |
// Create gradient for legend | |
const defs = svg.append('defs'); | |
const gradient = defs.append('linearGradient') | |
.attr('id', 'dataGradient') | |
.attr('x1', '0%') | |
.attr('y1', '0%') | |
.attr('x2', '100%') | |
.attr('y2', '0%'); | |
gradient.append('stop') | |
.attr('offset', '0%') | |
.attr('stop-color', '#4a1942'); | |
gradient.append('stop') | |
.attr('offset', '100%') | |
.attr('stop-color', '#f32b7b'); | |
// Add legend title | |
legend.append('text') | |
.attr('x', legendWidth / 2) | |
.attr('y', -10) | |
.attr('text-anchor', 'middle') | |
.attr('font-size', '12px') | |
.attr('fill', '#f1f5f9') | |
.text('Progress'); | |
// Add legend rectangle | |
legend.append('rect') | |
.attr('width', legendWidth) | |
.attr('height', legendHeight) | |
.attr('rx', 2) | |
.attr('ry', 2) | |
.style('fill', 'url(#dataGradient)'); | |
// Add legend labels | |
legend.append('text') | |
.attr('x', 0) | |
.attr('y', legendHeight + 15) | |
.attr('text-anchor', 'start') | |
.attr('font-size', '10px') | |
.attr('fill', '#94a3b8') | |
.text('0%'); | |
legend.append('text') | |
.attr('x', legendWidth / 2) | |
.attr('y', legendHeight + 15) | |
.attr('text-anchor', 'middle') | |
.attr('font-size', '10px') | |
.attr('fill', '#94a3b8') | |
.text('50%'); | |
legend.append('text') | |
.attr('x', legendWidth) | |
.attr('y', legendHeight + 15) | |
.attr('text-anchor', 'end') | |
.attr('font-size', '10px') | |
.attr('fill', '#94a3b8') | |
.text('100%'); | |
// Handle window resize | |
window.addEventListener('resize', () => {{ | |
const width = container.clientWidth; | |
// Update SVG dimensions | |
svg.attr('width', width) | |
.attr('viewBox', `0 0 ${{width}} ${{height}}`); | |
// Update projection | |
projection.scale(width / 5) | |
.translate([width / 2, height / 2]); | |
// Update paths | |
svg.selectAll('path').attr('d', path); | |
// Update legend position | |
const legendWidth = Math.min(width - 40, 200); | |
const legendX = width - legendWidth - 20; | |
legend.attr('transform', `translate(${{legendX}}, 30)`); | |
}}); | |
}} catch (error) {{ | |
console.error('Error loading or rendering the map:', error); | |
container.innerHTML = `<div style="color: white; text-align: center;">Error loading map: ${{error.message}}</div>`; | |
}} | |
}} | |
// Call the function when the DOM is ready | |
document.addEventListener('DOMContentLoaded', createMap); | |
</script> | |
""" | |
# Create a simple Gradio interface | |
with gr.Blocks(theme=gr.themes.Soft(primary_hue="pink", secondary_hue="purple")) as demo: | |
gr.Markdown("# Latin America & Spain Map") | |
# Create a container for the map | |
map_container = gr.HTML(create_map_container()) | |
# Create a container for the script | |
script_container = gr.HTML(create_map_script(), visible=False) | |
# Button to generate new random data | |
def update_data(): | |
# Declare the variable as global first | |
global COUNTRY_DATA | |
# Create new random percentages | |
new_data = { | |
code: {"name": data["name"], "percent": random.randint(10, 90)} | |
for code, data in COUNTRY_DATA.items() | |
} | |
# Update the global variable | |
COUNTRY_DATA = new_data | |
# Return the updated script | |
return create_map_script() | |
gr.Button("Generate New Random Data").click(fn=update_data, outputs=script_container) | |
if __name__ == "__main__": | |
demo.launch() |