package.src.symbol.triangle.js Maven / Gradle / Ivy

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Graphical primitives for visualization, such as lines and areas.

There is a newer version: 3.2.0

var sqrt3 = Math.sqrt(3);

export default {
  draw: function(context, size) {
    var y = -Math.sqrt(size / (sqrt3 * 3));
    context.moveTo(0, y * 2);
    context.lineTo(-sqrt3 * y, -y);
    context.lineTo(sqrt3 * y, -y);
    context.closePath();
  }
};