terriajs
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Geospatial data visualization platform.
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text/typescript
/**
* Define only the SVG geometry for individual custom cursors
*/
const CUSTOM_CURSOR_GEOMETRIES = {
rotate: `<path d='M22.4789 9.45728L25.9935 12.9942L22.4789 16.5283V14.1032C18.126 14.1502 14.6071 17.6737 14.5675 22.0283H17.05L13.513 25.543L9.97889 22.0283H12.5674C12.6071 16.5691 17.0214 12.1503 22.4789 12.1031L22.4789 9.45728Z' fill='black'/><path fill-rule='evenodd' clip-rule='evenodd' d='M21.4789 7.03223L27.4035 12.9945L21.4789 18.9521V15.1868C18.4798 15.6549 16.1113 18.0273 15.649 21.0284H19.475L13.5128 26.953L7.55519 21.0284H11.6189C12.1243 15.8155 16.2679 11.6677 21.4789 11.1559L21.4789 7.03223ZM22.4789 12.1031C17.0214 12.1503 12.6071 16.5691 12.5674 22.0284H9.97889L13.513 25.543L17.05 22.0284H14.5675C14.5705 21.6896 14.5947 21.3558 14.6386 21.0284C15.1157 17.4741 17.9266 14.6592 21.4789 14.1761C21.8063 14.1316 22.1401 14.1069 22.4789 14.1032V16.5284L25.9935 12.9942L22.4789 9.45729L22.4789 12.1031Z' fill='white'/>`,
resize: `<path d='m9 17.9907v.005l5.997 5.996.001-3.999h1.999 2.02v4l5.98-6.001-5.98-5.999.001 4.019-2.021.002h-2l.001-4.022zm1.411.003 3.587-3.588-.001 2.587h3.5 2.521v-2.585l3.565 3.586-3.564 3.585-.001-2.585h-2.521l-3.499-.001-.001 2.586z' fill='%23fff'/><path d='m17.4971 18.9932h2.521v2.586l3.565-3.586-3.565-3.585v2.605h-2.521-3.5v-2.607l-3.586 3.587 3.586 3.586v-2.587z' fill='%23000'/>`,
grabbing: `<path d='m13.5732 12.0361c.48-.178 1.427-.069 1.677.473.213.462.396 1.241.406 1.075.024-.369-.024-1.167.137-1.584.117-.304.347-.59.686-.691.285-.086.62-.116.916-.055.313.064.642.287.765.499.362.623.368 1.899.385 1.831.064-.272.07-1.229.283-1.584.141-.235.497-.445.687-.479.294-.052.656-.068.964-.008.249.049.586.344.677.487.219.344.342 1.316.379 1.658.016.141.074-.393.293-.736.406-.639 1.844-.763 1.898.639.026.654.02.624.02 1.064 0 .516-.012.828-.04 1.202-.03.399-.116 1.304-.241 1.742-.086.301-.371.978-.653 1.384 0 0-1.074 1.25-1.191 1.812-.117.563-.078.567-.102.965-.023.399.121.923.121.923s-.801.104-1.234.034c-.391-.062-.875-.84-1-1.078-.172-.328-.539-.265-.682-.023-.224.383-.709 1.07-1.05 1.113-.669.084-2.055.03-3.14.02 0 0 .185-1.011-.227-1.358-.305-.26-.83-.784-1.144-1.06l-.832-.921c-.283-.36-1.002-.929-1.243-1.985-.213-.936-.192-1.395.037-1.77.232-.381.67-.589.854-.625.208-.042.692-.039.875.062.223.123.313.159.488.391.23.307.312.456.213.121-.076-.262-.322-.595-.434-.97-.109-.361-.401-.943-.38-1.526.008-.221.103-.771.832-1.042' fill='white'/><g stroke='black' stroke-width='.75'><path d='m13.5732 12.0361c.48-.178 1.427-.069 1.677.473.213.462.396 1.241.406 1.075.024-.369-.024-1.167.137-1.584.117-.304.347-.59.686-.691.285-.086.62-.116.916-.055.313.064.642.287.765.499.362.623.368 1.899.385 1.831.064-.272.07-1.229.283-1.584.141-.235.497-.445.687-.479.294-.052.656-.068.964-.008.249.049.586.344.677.487.219.344.342 1.316.379 1.658.016.141.074-.393.293-.736.406-.639 1.844-.763 1.898.639.026.654.02.624.02 1.064 0 .516-.012.828-.04 1.202-.03.399-.116 1.304-.241 1.742-.086.301-.371.978-.653 1.384 0 0-1.074 1.25-1.191 1.812-.117.563-.078.567-.102.965-.023.399.121.923.121.923s-.801.104-1.234.034c-.391-.062-.875-.84-1-1.078-.172-.328-.539-.265-.682-.023-.224.383-.709 1.07-1.05 1.113-.669.084-2.055.03-3.14.02 0 0 .185-1.011-.227-1.358-.305-.26-.83-.784-1.144-1.06l-.832-.921c-.283-.36-1.002-.929-1.243-1.985-.213-.936-.192-1.395.037-1.77.232-.381.67-.589.854-.625.208-.042.692-.039.875.062.223.123.313.159.488.391.23.307.312.456.213.121-.076-.262-.322-.595-.434-.97-.109-.361-.401-.943-.38-1.526.008-.221.103-.771.832-1.042z' stroke-linejoin='round'/><path d='m20.5664 19.7344v-3.459' stroke-linecap='round'/><path d='m18.5508 19.7461-.016-3.473' stroke-linecap='round'/><path d='m16.5547 16.3047.021 3.426' stroke-linecap='round'/></g>`,
grab: `<path d='m13.5557 17.5742c-.098-.375-.196-.847-.406-1.552-.167-.557-.342-.859-.47-1.233-.155-.455-.303-.721-.496-1.181-.139-.329-.364-1.048-.457-1.44-.119-.509.033-.924.244-1.206.253-.339.962-.49 1.357-.351.371.13.744.512.916.788.288.46.357.632.717 1.542.393.992.564 1.918.611 2.231l.085.452c-.001-.04-.043-1.122-.044-1.162-.035-1.029-.06-1.823-.038-2.939.002-.126.064-.587.084-.715.078-.5.305-.8.673-.979.412-.201.926-.215 1.401-.017.423.173.626.55.687 1.022.014.109.094.987.093 1.107-.013 1.025.006 1.641.015 2.174.004.231.003 1.625.017 1.469.061-.656.094-3.189.344-3.942.144-.433.405-.746.794-.929.431-.203 1.113-.07 1.404.243.285.305.446.692.482 1.153.032.405-.019.897-.02 1.245 0 .867-.021 1.324-.037 2.121-.001.038-.015.298.023.182.094-.28.188-.542.266-.745.049-.125.241-.614.359-.859.114-.234.211-.369.415-.688.2-.313.415-.448.668-.561.54-.235 1.109.112 1.301.591.086.215.009.713-.028 1.105-.061.647-.254 1.306-.352 1.648-.128.447-.274 1.235-.34 1.601-.072.394-.234 1.382-.359 1.82-.086.301-.371.978-.652 1.384 0 0-1.074 1.25-1.192 1.812-.117.563-.078.567-.101.965-.024.399.121.923.121.923s-.802.104-1.234.034c-.391-.062-.875-.841-1-1.078-.172-.328-.539-.265-.682-.023-.225.383-.709 1.07-1.051 1.113-.668.084-2.054.03-3.139.02 0 0 .185-1.011-.227-1.358-.305-.26-.83-.784-1.144-1.06l-.832-.921c-.284-.36-.629-1.093-1.243-1.985-.348-.504-1.027-1.085-1.284-1.579-.223-.425-.331-.954-.19-1.325.225-.594.675-.897 1.362-.832.519.05.848.206 1.238.537.225.19.573.534.75.748.163.195.203.276.377.509.23.307.302.459.214.121' fill='white'/><g stroke='black' stroke-linecap='round' stroke-width='.75'><path d='m13.5557 17.5742c-.098-.375-.196-.847-.406-1.552-.167-.557-.342-.859-.47-1.233-.155-.455-.303-.721-.496-1.181-.139-.329-.364-1.048-.457-1.44-.119-.509.033-.924.244-1.206.253-.339.962-.49 1.357-.351.371.13.744.512.916.788.288.46.357.632.717 1.542.393.992.564 1.918.611 2.231l.085.452c-.001-.04-.043-1.122-.044-1.162-.035-1.029-.06-1.823-.038-2.939.002-.126.064-.587.084-.715.078-.5.305-.8.673-.979.412-.201.926-.215 1.401-.017.423.173.626.55.687 1.022.014.109.094.987.093 1.107-.013 1.025.006 1.641.015 2.174.004.231.003 1.625.017 1.469.061-.656.094-3.189.344-3.942.144-.433.405-.746.794-.929.431-.203 1.113-.07 1.404.243.285.305.446.692.482 1.153.032.405-.019.897-.02 1.245 0 .867-.021 1.324-.037 2.121-.001.038-.015.298.023.182.094-.28.188-.542.266-.745.049-.125.241-.614.359-.859.114-.234.211-.369.415-.688.2-.313.415-.448.668-.561.54-.235 1.109.112 1.301.591.086.215.009.713-.028 1.105-.061.647-.254 1.306-.352 1.648-.128.447-.274 1.235-.34 1.601-.072.394-.234 1.382-.359 1.82-.086.301-.371.978-.652 1.384 0 0-1.074 1.25-1.192 1.812-.117.563-.078.567-.101.965-.024.399.121.923.121.923s-.802.104-1.234.034c-.391-.062-.875-.841-1-1.078-.172-.328-.539-.265-.682-.023-.225.383-.709 1.07-1.051 1.113-.668.084-2.054.03-3.139.02 0 0 .185-1.011-.227-1.358-.305-.26-.83-.784-1.144-1.06l-.832-.921c-.284-.36-.629-1.093-1.243-1.985-.348-.504-1.027-1.085-1.284-1.579-.223-.425-.331-.954-.19-1.325.225-.594.675-.897 1.362-.832.519.05.848.206 1.238.537.225.19.573.534.75.748.163.195.203.276.377.509.23.307.302.459.214.121' stroke-linejoin='round'/><path d='m20.5664 21.7344v-3.459'/><path d='m18.5508 21.7461-.016-3.473'/><path d='m16.5547 18.3047.021 3.426'/></g>`
};
export type CustomCursorType = keyof typeof CUSTOM_CURSOR_GEOMETRIES;
/**
* Return the CSS value for a custom cursor with rotation applied.
*
* The returned value can be set like: element.style.cursor = getCustomCssCursor(...)
*
* @param name Name of the custom cursor
* @param rotation The clockwise angle in degrees to rotate the cursor
* @param The CSS value to set.
*/
export function getCustomCssCursor(opts: {
type: CustomCursorType;
rotation: number;
fallback: string;
}): string {
const { type, rotation, fallback } = opts;
const geometry = CUSTOM_CURSOR_GEOMETRIES[type];
// Build a complete SVG element with rotation applied
const svg = `<svg height='64' width='64' viewBox='0 0 32 32' xmlns='http://www.w3.org/2000/svg' style='color: black;'><defs><filter id='shadow' y='-40%' x='-40%' width='180px' height='180%' color-interpolation-filters='sRGB'><feDropShadow dx='1' dy='1' stdDeviation='1.2' flood-opacity='.5'/></filter></defs><g fill='none' transform='rotate(${rotation} 16 16)' filter='url(%23shadow)'>${geometry}</g></svg>`;
const dataUrl = `data:image/svg+xml,${svg}`;
const cursor = `url("${dataUrl}") 32 32, ${fallback}`;
return cursor;
}