ShipVector.groovy
package net.ebdon.trk21;
/**
* @file
* @author Terry Ebdon
* @date January 2019
* @copyright Terry Ebdon, 2019
* 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.
*/
/**
@brief ShipVector holds details of the ship's direction and speed.
@author Terry Ebdon
@date JAN-2019
*/
@groovy.transform.TypeChecked
final class ShipVector {
float course = 0;
float warpFactor = 0;
static final float minCourse = 1;
static final float maxCourse = 8.999999;
static final float minWarpFactor = 0.125;
static final float maxWarpFactor = 12;
boolean isValid() {
isValidCourse( course ) &&
isValidWarpFactor( warpFactor ) &&
course * warpFactor > 0
}
static boolean isValidCourse( final float newCourse ) {
newCourse >= minCourse && newCourse <= maxCourse
}
static boolean isValidWarpFactor( final float newWarpFactor ) {
newWarpFactor >= minWarpFactor && newWarpFactor <= maxWarpFactor
}
String toString() {
"course: $course, warpFactor: $warpFactor"
}
}