getTrianglePath method
Implementation
Path getTrianglePath(double x, double y) {
if (this.upsideDown) {
return Path()
..moveTo(0, 0)
..lineTo(x / 2, y)
..lineTo(x, 0)
..lineTo(0, 0);
} else {
return Path()
..moveTo(0, y)
..lineTo(x / 2, 0)
..lineTo(x, y)
..lineTo(0, y);
}
}