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index.ts
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index.ts
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/*
* Copyright 2019 Google LLC. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// [START maps_overlay_symbol_custom]
// This example adds three custom symbols to a polyline.
function initMap(): void {
const map = new google.maps.Map(
document.getElementById("map") as HTMLElement,
{
zoom: 6,
center: { lat: 20.291, lng: 153.027 },
mapTypeId: "terrain",
}
);
// [START maps_overlay_symbol_custom_region_polyline]
// Define the custom symbols. All symbols are defined via SVG path notation.
// They have varying stroke color, fill color, stroke weight,
// opacity and rotation properties.
const symbolOne = {
path: "M -2,0 0,-2 2,0 0,2 z",
strokeColor: "#F00",
fillColor: "#F00",
fillOpacity: 1,
};
const symbolTwo = {
path: "M -1,0 A 1,1 0 0 0 -3,0 1,1 0 0 0 -1,0M 1,0 A 1,1 0 0 0 3,0 1,1 0 0 0 1,0M -3,3 Q 0,5 3,3",
strokeColor: "#00F",
rotation: 45,
};
const symbolThree = {
path: "M -2,-2 2,2 M 2,-2 -2,2",
strokeColor: "#292",
strokeWeight: 4,
};
// Create the polyline and add the symbols via the 'icons' property.
const line = new google.maps.Polyline({
path: [
{ lat: 22.291, lng: 153.027 },
{ lat: 18.291, lng: 153.027 },
],
icons: [
{
icon: symbolOne,
offset: "0%",
},
{
icon: symbolTwo,
offset: "50%",
},
{
icon: symbolThree,
offset: "100%",
},
],
map: map,
});
// [END maps_overlay_symbol_custom_region_polyline]
}
// [END maps_overlay_symbol_custom]
export { initMap };