const ADDITIONAL_SIDE

Drawing.js

@@ -0,0 +1,568 @@
+import { getArrowPolygon } from "athena-utils/shape/Arrow.js";
+import {  ARROW_BODY_STYLE_CONSTANT, ARROW_BODY_STYLE_LINEAR, ARROW_BODY_STYLE_EXPONENTIAL  } from "athena-utils/shape/Arrow.js";
+import { getFrontline } from "athena-utils/shape/Frontline.js";
+import { LEFT_SIDE, RIGHT_SIDE, BOTH_SIDES } from "athena-utils/shape/Frontline.js";
+
+const ARROW = "arrow";
+const FRONTLINE = "frontline";
+
+const ADDITIONAL_SIDE = "additionalSide"; // used for Id in BOTH_SIDES style
+
+const DEFAULT_ARROW_PARAMS = {
+    splineStep: 20,
+    offsetDistance: 12000,
+    calculation: ARROW_BODY_STYLE_LINEAR,
+    range: 1,
+    minValue: 0.1,
+    widthArrow: 5,
+    lengthArrow: 8,
+    paintOptions: {
+        "fill-color": "#0099ff",
+        "fill-outline-color": "#005588",
+        "fill-opacity": 0.6
+    }
+};
+
+const DEFAULT_FRONTLINE_PARAMS = {
+    splineStep: 0.08,
+    offsetDistance: 10000,
+    style: LEFT_SIDE,
+    protrusion: {
+        length: 15000,
+        startSize: 5000,
+        endSize: 500,
+        gap: 15000
+    },
+    paintOptionsLeft: {
+        "fill-color": "#00ff37",
+        "fill-outline-color": "#008809",
+        "fill-opacity": 0.6
+    },
+    paintOptionsRight: {
+        "fill-color": "#0011ff",
+        "fill-outline-color": "#002b88",
+        "fill-opacity": 0.6
+    }
+};
+
+let currentFeature = null;
+let currentDrawStyle = ARROW;
+
+const arrowParamsMap = new Map();
+const frontlineParamsMap = new Map();
+
+mapboxgl.accessToken = 'pk.eyJ1Ijoib3V0ZG9vcm1hcHBpbmdjb21wYW55IiwiYSI6ImNqYmh3cDdjYzNsMnozNGxsYzlvMmk2bTYifQ.QqcZ4LVoLWnXafXdjZxnZg';
+
+const map = new mapboxgl.Map({
+    container: 'map',
+    style: 'mapbox://styles/mapbox/streets-v12',
+    center: [10, 50],
+    zoom: 5
+});
+
+// Drawing visuals
+const draw = new MapboxDraw({
+    displayControlsDefault: false,
+    controls: {
+        line_string: true
+    },
+    defaultMode: 'draw_line_string',
+    styles: [
+        // Main drawing line
+        {
+            id: 'gl-draw-line',
+            type: 'line',
+            filter: ['all', ['==', '$type', 'LineString'], ['==', 'active', 'true']],
+            layout: {
+                'line-cap': 'round',
+                'line-join': 'round'
+            },
+            paint: {
+                'line-color': 'rgb(0, 255, 0)',
+                'line-width': 4
+            }
+        },
+        // This makes the nonstop visible line invisible
+        {
+            id: 'gl-draw-line-inactive',
+            type: 'line',
+            filter: ['all', ['==', '$type', 'LineString'], ['==', 'deactive', 'false']],
+            layout: {
+                'line-cap': 'round',
+                'line-join': 'round'
+            },
+            paint: {
+                'line-color': 'rgba(0, 0, 0, 0)',
+                'line-width': 2
+            }
+        },
+        // Selected point
+        {
+            id: 'gl-draw-polygon-and-line-vertex-active',
+            type: 'circle',
+            filter: ['all', ['==', '$type', 'Point'], ['==', 'meta', 'vertex'], ['==', 'active', 'true']],
+            paint: {
+                'circle-radius': 6,
+                'circle-color': 'rgb(255, 255, 0)'
+            }
+        },
+        // Main points
+        {
+            id: 'gl-draw-polygon-and-line-vertex-inactive',
+            type: 'circle',
+            filter: ['all', ['==', '$type', 'Point'], ['==', 'meta', 'vertex'], ['==', 'active', 'false']],
+            paint: {
+                'circle-radius': 4,
+                'circle-color': 'rgb(0, 255, 0)'
+            }
+        },
+        // Midpoints
+        {
+            id: 'gl-draw-polygon-midpoint',
+            type: 'circle',
+            filter: ['all', ['==', '$type', 'Point'], ['==', 'meta', 'midpoint']],
+            paint: {
+                'circle-radius': 4,
+                'circle-color': 'rgb(0, 255, 174)'
+            }
+        }
+    ]
+});
+
+// Map controlls
+map.addControl(draw, 'top-left');
+map.on('draw.create', handleDraw);
+map.on('draw.update', handleDraw);
+map.on('click', (e) => {
+    hideArrowEditor();
+    hideFrontlineEditor();
+    handleClick(e, ARROW, arrowParamsMap, showArrowEditor);
+    handleClick(e, FRONTLINE, frontlineParamsMap, showFrontlineEditor);
+});
+map.dragPan.enable();
+
+function handleDraw(e) {
+    const feature = e.features[0];
+    const coords = feature.geometry.coordinates;
+    const id = feature.id;
+
+    if (currentDrawStyle === ARROW) {
+        DrawArrow(coords, id);
+    } else if (currentDrawStyle === FRONTLINE) {
+        DrawFrontline(coords, id);
+    }
+}
+
+function handleClick(click, prefix, paramsMap, showEditorFunction) {
+    const features = map.queryRenderedFeatures(click.point, {
+        layers: map.getStyle().layers
+            .filter(l => l.id.startsWith(prefix + "-"))
+            .map(l => l.id)
+    });
+
+    if (features.length === 0) return;
+
+    currentDrawStyle = prefix;
+    updateButtonStyles();
+    const feature = features[0];
+    const featureId = feature.layer.id.replace(prefix + "-", '');
+
+    const allFeatures = draw.getAll().features;
+    currentFeature = allFeatures.find(f => f.id === featureId);
+
+    if (currentFeature) {
+        const params = paramsMap.get(featureId);
+        if (params) {
+            showEditorFunction(params);
+        }
+        draw.changeMode('direct_select', { featureId: featureId });
+    }
+}
+
+function DrawArrow(coordinates, polygonId) {
+    if (!arrowParamsMap.has(polygonId)) {
+        arrowParamsMap.set(polygonId, structuredClone(DEFAULT_ARROW_PARAMS));
+    }
+
+    const params = arrowParamsMap.get(polygonId);
+    const arrowGeoJSON = getArrowPolygon(
+        {
+            points: coordinates,
+            splineStep: params.splineStep,
+            offsetDistance: params.offsetDistance
+        },
+        {
+            calculation: params.calculation,
+            range: params.range,
+            minValue: params.minValue
+        },
+        {
+            widthArrow: params.widthArrow,
+            lengthArrow: params.lengthArrow
+        }
+    );
+    updatePolygonOnMap(ARROW, polygonId, drawOnMap, arrowGeoJSON, params.paintOptions);
+}
+
+function DrawFrontline(coordinates, polygonId) {
+    if (!frontlineParamsMap.has(polygonId)) {
+        frontlineParamsMap.set(polygonId, structuredClone(DEFAULT_FRONTLINE_PARAMS));
+    }
+
+    const params = frontlineParamsMap.get(polygonId);
+    const frontlineGeoJSON = getFrontline(
+        {
+            points: coordinates,
+            splineStep: params.splineStep,
+            offsetDistance: params.offsetDistance,
+            style: params.style
+        },
+        params.protrusion
+    );
+
+    let polygonToDraw = frontlineGeoJSON;
+
+    // Only one side
+    if (frontlineGeoJSON.leftPoly || frontlineGeoJSON.rightPoly) {
+        polygonToDraw = frontlineGeoJSON.leftPoly || frontlineGeoJSON.rightPoly;
+    }
+
+    // Both sides
+    if(frontlineGeoJSON.leftPoly && frontlineGeoJSON.rightPoly){
+        updatePolygonOnMap(FRONTLINE, polygonId, drawOnMap, polygonToDraw, params.paintOptionsLeft);
+
+        let additionalPolygonToDraw = frontlineGeoJSON.rightPoly;
+
+        drawOnMap(additionalPolygonToDraw, FRONTLINE + "-" + (polygonId + ADDITIONAL_SIDE), params.paintOptionsRight);
+        return;
+    }
+
+    if (params.style == 1){ // LEFT_SIDE
+        updatePolygonOnMap(FRONTLINE, polygonId, drawOnMap, polygonToDraw, params.paintOptionsLeft);
+    }else if(params.style == 2){ // RIGHT_SIDE
+        updatePolygonOnMap(FRONTLINE, polygonId, drawOnMap, polygonToDraw, params.paintOptionsRight);
+    }
+}
+
+function updatePolygonOnMap(prefix, polygonId, drawFunction, geojson, paintOptions) {
+    const layerId =  prefix + "-" + polygonId;
+
+    if (map.getLayer(layerId)) map.removeLayer(layerId);
+    if (map.getSource(layerId)) map.removeSource(layerId);
+
+    drawFunction(geojson, layerId, paintOptions);
+
+    const allFeatures = draw.getAll().features;
+    currentFeature = allFeatures.find(f => f.id === polygonId);
+}
+
+function drawOnMap(frontlineGeoJSON, id, paintOptions = {}) {
+    if (map.getLayer(id)) map.removeLayer(id);
+    if (map.getSource(id)) map.removeSource(id);
+
+    map.addSource(id, {
+        type: 'geojson',
+        data: frontlineGeoJSON
+    });
+
+    map.addLayer({
+        id: id,
+        type: 'fill',
+        source: id,
+        paint: {
+            'fill-color': paintOptions['fill-color'],
+            'fill-opacity': paintOptions['fill-opacity'],
+            'fill-outline-color': paintOptions['fill-outline-color']
+        }
+    });
+}
+
+
+function handleDelete(polygonType)
+{
+    if (!currentFeature) return;
+       
+    const id = currentFeature.id;
+
+    draw.delete(id);
+
+    //ARROW
+    if(polygonType == ARROW){
+        const arrowLayerId = polygonType + "-" + id;
+        DeleteFromMap(arrowLayerId, id);
+    }
+
+    //Frontline
+    if(polygonType == FRONTLINE){
+        const frontlineLayerId = polygonType + "-" + id;
+
+        if (frontlineParamsMap.get(id).style == 3){ //BOTH_SIDES
+            const frontlineLayerIdB = polygonType + "-" + (id + ADDITIONAL_SIDE);
+
+            DeleteFromMap(frontlineLayerId, id);
+            DeleteFromMap(frontlineLayerIdB, id + ADDITIONAL_SIDE);
+            hideArrowEditor();
+            hideFrontlineEditor();
+            return;
+        }
+
+        DeleteFromMap(frontlineLayerId, id);
+    }
+       
+    hideArrowEditor();
+    hideFrontlineEditor();
+}
+
+function DeleteFromMap(layerId, FeatureId){
+    if (map.getLayer(layerId)) map.removeLayer(layerId);
+    if (map.getSource(layerId)) map.removeSource(layerId);
+
+    arrowParamsMap.delete(FeatureId);
+}
+
+function showArrowEditor(params) {
+    const popup = document.getElementById('arrow-editor');
+    popup.style.display = 'block';
+    popup.style.left = '10px';
+    popup.style.top = '70px';
+
+    document.getElementById('splineStep').value = params.splineStep;
+    document.getElementById('offsetDistance').value = params.offsetDistance;
+    document.getElementById('range').value = params.range;
+    document.getElementById('minValue').value = params.minValue;
+    document.getElementById('widthArrow').value = params.widthArrow;
+    document.getElementById('lengthArrow').value = params.lengthArrow;
+    
+    document.getElementById('arrowFillColor').value = params.paintOptions["fill-color"];
+    document.getElementById('arrowOutlineColor').value = params.paintOptions["fill-outline-color"];
+    parseFloat(document.getElementById('arrowOpacity').value = params.paintOptions["fill-opacity"]);
+}
+
+function hideArrowEditor() {
+    const popup = document.getElementById('arrow-editor');
+    popup.style.display = 'none';
+    currentFeature = null;
+}
+
+function showFrontlineEditor(params) {
+    const popup = document.getElementById('frontline-editor');
+    popup.style.display = 'block';
+    popup.style.left = '10px';
+    popup.style.top = '70px';
+
+    document.getElementById('splineStepFrontline').value = params.splineStep;
+    document.getElementById('offsetDistanceFrontline').value = params.offsetDistance;
+    document.getElementById('styleFrontline').value = params.style;
+
+    document.getElementById('protrusionLength').value = params.protrusion.length;
+    document.getElementById('protrusionStartSize').value = params.protrusion.startSize;
+    document.getElementById('protrusionEndSize').value = params.protrusion.endSize;
+    document.getElementById('protrusionGap').value = params.protrusion.gap;
+    
+    document.getElementById('frontlineFillColorLeft').value = params.paintOptionsLeft["fill-color"];
+    document.getElementById('frontlineOutlineColorLeft').value = params.paintOptionsLeft["fill-outline-color"];
+    parseFloat(document.getElementById('frontlineOpacityLeft').value = params.paintOptionsLeft["fill-opacity"]);
+
+    document.getElementById('frontlineFillColorRight').value = params.paintOptionsRight["fill-color"];
+    document.getElementById('frontlineOutlineColorRight').value = params.paintOptionsRight["fill-outline-color"];
+    parseFloat(document.getElementById('frontlineOpacityRight').value = params.paintOptionsRight["fill-opacity"]);
+}
+
+function hideFrontlineEditor() {
+    const popup = document.getElementById('frontline-editor');
+    popup.style.display = 'none';
+    currentFeature = null;
+}
+
+function updateButtonStyles() {
+    const buttonsContainer = document.getElementById('drawStyleButtons');
+    Array.from(buttonsContainer.querySelectorAll('button')).forEach(btn => {
+        const isSelected = btn.getAttribute('data-style') === currentDrawStyle;
+        btn.style.backgroundColor = isSelected ? '#333' : '#f0f0f0';
+        btn.style.color = isSelected ? '#fff' : '#000';
+    });
+}
+
+document.addEventListener('DOMContentLoaded', () => {
+
+    document.getElementById('removeArrow').addEventListener('click', () => {
+       
+        handleDelete(ARROW);
+    });
+
+    document.getElementById('removeFrontline').addEventListener('click', () => {
+       
+        handleDelete(FRONTLINE);
+    });
+
+    document.getElementById('applyArrowChanges').addEventListener('click', () => {
+        if (!currentFeature) return;
+        
+        const coords = currentFeature.geometry.coordinates;
+        const id = currentFeature.id;
+        
+        const splineStep = parseFloat(document.getElementById('splineStep').value);
+        const offsetDistance = parseFloat(document.getElementById('offsetDistance').value);
+        const range = parseFloat(document.getElementById('range').value);
+        const minValue = parseFloat(document.getElementById('minValue').value);
+        const widthArrow = parseFloat(document.getElementById('widthArrow').value);
+        const lengthArrow = parseFloat(document.getElementById('lengthArrow').value);
+
+        const fillColor = document.getElementById('arrowFillColor').value;
+        const outlineColor = document.getElementById('arrowOutlineColor').value;
+        const opacity = parseFloat(document.getElementById('arrowOpacity').value);
+
+        const paintOptions = {
+            'fill-color': fillColor,
+            'fill-outline-color': outlineColor,
+            'fill-opacity': opacity
+        };
+
+        
+        arrowParamsMap.set(id, {
+            splineStep,
+            offsetDistance,
+            calculation: ARROW_BODY_STYLE_LINEAR,
+            range,
+            minValue,
+            widthArrow,
+            lengthArrow,
+            paintOptions 
+        });
+
+        const arrowGeoJSON = getArrowPolygon({
+            points: coords,
+            splineStep,
+            offsetDistance
+        }, {
+            calculation: ARROW_BODY_STYLE_LINEAR,
+            range,
+            minValue
+        }, {
+            widthArrow,
+            lengthArrow
+        });
+
+        //ARROW
+        const arrowLayerId = ARROW + "-" + id;
+        if (map.getLayer(arrowLayerId)) map.removeLayer(arrowLayerId);
+        if (map.getSource(arrowLayerId)) map.removeSource(arrowLayerId);
+
+        drawOnMap(arrowGeoJSON, ARROW + "-" + id, paintOptions);
+
+        const allFeatures = draw.getAll().features;
+        currentFeature = allFeatures.find(f => f.id === id);
+    });
+
+    document.getElementById('applyFrontlineChanges').addEventListener('click', () => {
+        if (!currentFeature) return;
+
+        const coords = currentFeature.geometry.coordinates;
+        const id = currentFeature.id;
+
+        const splineStep = parseFloat(document.getElementById('splineStepFrontline').value);
+        const offsetDistance = parseFloat(document.getElementById('offsetDistanceFrontline').value);
+        const style = parseInt(document.getElementById('styleFrontline').value);
+
+        const length = parseFloat(document.getElementById('protrusionLength').value);
+        const startSize = parseFloat(document.getElementById('protrusionStartSize').value);
+        const endSize = parseFloat(document.getElementById('protrusionEndSize').value);
+        const gap = parseFloat(document.getElementById('protrusionGap').value);
+
+        const fillColorLeft = document.getElementById('frontlineFillColorLeft').value;
+        const outlineColorLeft = document.getElementById('frontlineOutlineColorLeft').value;
+        const opacityLeft = parseFloat(document.getElementById('frontlineOpacityLeft').value);
+        const paintOptionsLeft = {
+            'fill-color': fillColorLeft,
+            'fill-outline-color': outlineColorLeft,
+            'fill-opacity': opacityLeft
+        };
+
+        const fillColorRight = document.getElementById('frontlineFillColorRight').value;
+        const outlineColorRight = document.getElementById('frontlineOutlineColorRight').value;
+        const opacityRight = parseFloat(document.getElementById('frontlineOpacityRight').value);
+        const paintOptionsRight = {
+            'fill-color': fillColorRight,
+            'fill-outline-color': outlineColorRight,
+            'fill-opacity': opacityRight
+        };
+
+        frontlineParamsMap.set(id, {
+            splineStep,
+            offsetDistance,
+            style,
+            protrusion: {
+                length,
+                startSize,
+                endSize,
+                gap
+            },
+            paintOptionsLeft,
+            paintOptionsRight
+        });
+
+        const frontlineData = {
+            points: coords,
+            splineStep,
+            offsetDistance,
+            style
+        };
+
+        const protrusionData = frontlineParamsMap.get(id).protrusion;
+        const frontlineGeoJSON = getFrontline(frontlineData, protrusionData);
+        let polygonToDraw = frontlineGeoJSON;
+
+        if (frontlineGeoJSON.leftPoly || frontlineGeoJSON.rightPoly) {
+            polygonToDraw = frontlineGeoJSON.leftPoly || frontlineGeoJSON.rightPoly;
+        }
+        if(frontlineGeoJSON.leftPoly && frontlineGeoJSON.rightPoly){
+            let polygonToDrawLeft = frontlineGeoJSON.leftPoly;
+            let polygonToDrawRight = frontlineGeoJSON.rightPoly;
+            const frontlineLayerId = FRONTLINE + "-" + id;
+
+            if (map.getLayer(frontlineLayerId)) map.removeLayer(frontlineLayerId);
+            if (map.getSource(frontlineLayerId)) map.removeSource(frontlineLayerId);
+
+            drawOnMap(polygonToDrawLeft, FRONTLINE + "-" + id + ADDITIONAL_SIDE, paintOptionsLeft);
+            drawOnMap(polygonToDrawRight, FRONTLINE + "-" + (id), paintOptionsRight);
+            
+            const allFeatures = draw.getAll().features;
+            currentFeature = allFeatures.find(f => f.id === id);
+
+            return;
+        }
+
+        const frontlineLayerId = FRONTLINE + "-" + id;
+        if (map.getLayer(frontlineLayerId + ADDITIONAL_SIDE)) map.removeLayer(frontlineLayerId + ADDITIONAL_SIDE);
+        if (map.getSource(frontlineLayerId + ADDITIONAL_SIDE)) map.removeSource(frontlineLayerId + ADDITIONAL_SIDE);
+        if (map.getLayer(frontlineLayerId)) map.removeLayer(frontlineLayerId);
+        if (map.getSource(frontlineLayerId)) map.removeSource(frontlineLayerId);
+        
+        let paintOptions;
+        if(frontlineData.style == LEFT_SIDE){
+            paintOptions = paintOptionsLeft;
+        }else if(frontlineData.style == RIGHT_SIDE)
+        {
+            paintOptions = paintOptionsRight;
+        }
+
+        drawOnMap(polygonToDraw, FRONTLINE + "-" + id, paintOptions);
+
+        const allFeatures = draw.getAll().features;
+        currentFeature = allFeatures.find(f => f.id === id);
+    });
+
+    const buttonsContainer = document.getElementById('drawStyleButtons');
+    buttonsContainer.addEventListener('click', (event) => {
+        if (event.target.tagName !== 'BUTTON') return;
+        
+        Array.from(buttonsContainer.querySelectorAll('button')).forEach(btn => btn.classList.remove('active'));
+        
+        event.target.classList.add('active');
+        
+        currentDrawStyle = event.target.getAttribute('data-style');
+        updateButtonStyles();
+    });
+    updateButtonStyles();
+});
+

MapPolygons.js

@@ -12,7 +12,8 @@ const map = new mapboxgl.Map({
     center: [10, 50],
     zoom: 5
 });
-
+//this is my test push
+//second
 map.on('load', () => {
     const fullPolygon = getArrowPolygon(arrowData, style, arrowHeadData);
     const circleGeoJSON = getCirclePolygon(circleCenter, circleRadius, circleDensity);

index.html

@@ -1,6 +1,125 @@
+<!--
+MAPBOX - DRAWING
+-->
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8">
+    <title>Draw a polygon and calculate its area</title>
+    <meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
+
+    <link href="https://api.mapbox.com/mapbox-gl-js/v3.12.0/mapbox-gl.css" rel="stylesheet">
+    <script src="https://api.mapbox.com/mapbox-gl-js/v3.12.0/mapbox-gl.js"></script>
+    <script src="https://unpkg.com/@turf/turf@6/turf.min.js"></script>
+    <script src="https://api.mapbox.com/mapbox-gl-js/plugins/mapbox-gl-draw/v1.5.0/mapbox-gl-draw.js"></script>
+    <link rel="stylesheet" href="https://api.mapbox.com/mapbox-gl-js/plugins/mapbox-gl-draw/v1.5.0/mapbox-gl-draw.css" type="text/css">
+
+    <style>
+      body { margin: 0; padding: 0; }
+      #map { position: absolute; top: 0; bottom: 0; width: 100%; }
+
+      .calculation-box {
+          height: 75px;
+          width: 150px;
+          position: absolute;
+          bottom: 40px;
+          left: 10px;
+          background-color: rgba(255, 255, 255, 0.9);
+          padding: 15px;
+          text-align: center;
+      }
+
+      p {
+          font-family: 'Open Sans';
+          margin: 0;
+          font-size: 13px;
+      }
+
+      #arrow-editor {
+          position: absolute;
+          display: none;
+          background: white;
+          padding: 10px;
+          border: 1px solid gray;
+          z-index: 10;
+      }
+
+      #arrow-editor label {
+          display: block;
+          margin-bottom: 5px;
+          font-family: sans-serif;
+          font-size: 13px;
+      }
+
+      #applyArrowChanges {
+          margin-top: 10px;
+      }
+    </style>
+  </head>
+  <body>
+
+    <div id="map"></div>
+    <div id="arrow-editor" style="position: absolute; background: white; padding: 10px; border: 1px solid #ccc; display: none; z-index: 1000;">
+    <h3>Arrow Editor</h3>
+    <label>Spline Step: <input id="splineStep" type="number" step="1"></label><br>
+    <label>Offset Distance: <input id="offsetDistance" type="number" step="1000"></label><br>
+    <label>Range: <input id="range" type="number" step="0.1" min="0"></label><br>
+    <label>Min Value: <input id="minValue" type="number" step="0.1" min="0"></label><br>
+    <label>Width Arrow: <input id="widthArrow" type="number" step="1"></label><br>
+    <label>Length Arrow: <input id="lengthArrow" type="number" step="1"></label><br>
+    
+    <h4>Styling</h4>
+    <label>Fill Color: <input id="arrowFillColor" type="color" value="#000000"></label><br>
+    <label>Outline Color: <input id="arrowOutlineColor" type="color" value="#000000"></label><br>
+    <label>Opacity: <input id="arrowOpacity" type="number" min="0" max="1" step="0.1" value="0.6"></label><br>
+
+    <button id="applyArrowChanges">Apply Changes</button>
+    <button id="removeArrow">Remove Arrow</button>
+
+</div>
+
+<div id="frontline-editor" style="position: absolute; background: white; padding: 10px; border: 1px solid #ccc; display: none; z-index: 1000;">
+    <h3>Frontline Editor</h3>
+    <label>Spline Step: <input id="splineStepFrontline" type="number" step="1"></label><br>
+    <label>Offset Distance: <input id="offsetDistanceFrontline" type="number" step="1000"></label><br>
+    <label>Style:
+        <select id="styleFrontline">
+            <option value=1>Left Side</option>
+            <option value=2>Right Side</option>
+            <option value=3>Both Sides</option>
+        </select>
+    </label><br>
+    <h4>Protrusion</h4>
+    <label>Length: <input id="protrusionLength" type="number" step="100"></label><br>
+    <label>Start Size: <input id="protrusionStartSize" type="number" step="100"></label><br>
+    <label>End Size: <input id="protrusionEndSize" type="number" step="100"></label><br>
+    <label>Gap: <input id="protrusionGap" type="number" step="100"></label><br>
+
+    <h4>Styling right side</h4>
+    <label>Fill Color: <input id="frontlineFillColorRight" type="color" value="#000000"></label><br>
+    <label>Outline Color: <input id="frontlineOutlineColorRight" type="color" value="#000000"></label><br>
+    <label>Opacity: <input id="frontlineOpacityRight" type="number" min="0" max="1" step="0.1" value="0.6"></label><br>
+
+    <h4>Styling left side</h4>
+    <label>Fill Color: <input id="frontlineFillColorLeft" type="color" value="#000000"></label><br>
+    <label>Outline Color: <input id="frontlineOutlineColorLeft" type="color" value="#000000"></label><br>
+    <label>Opacity: <input id="frontlineOpacityLeft" type="number" min="0" max="1" step="0.1" value="0.6"></label><br>
+
+    <button id="applyFrontlineChanges">Apply Changes</button>
+    <button id="removeFrontline">Remove Frontline</button>
+</div>
+
+    <div id="drawStyleButtons" style="position: absolute; top: 10px; left: 50px; background: white; padding: 5px; z-index: 10;">
+      <button data-style="frontline">Frontline</button>
+      <button data-style="arrow">Arrow</button>
+    </div>
+    <script type="module" src="Drawing.js"></script>
+  </body>
+</html>
+
+
 <!--
 MAPBOX
--->
 <!DOCTYPE html>
 <html>
 <head>
@@ -19,7 +138,7 @@ body { margin: 0; padding: 0; }
     <script type="module" src="MapPolygons.js"></script>
 </body>
 </html>
-
+-->
 
 <!--
 CANVAS