50 lines
1.6 KiB
Java
50 lines
1.6 KiB
Java
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package DoubleDeckerBus.MovementStrategy;
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public class MoveToCenter extends AbstractStrategy{
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@Override
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protected boolean IsTargetDestination() {
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ObjectParameters objParams = GetObjectParameters();
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if (objParams == null) {
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return false;
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}
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return ((objParams.ObjectMiddleHorizontal <= FieldWidth() / 2 &&
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objParams.ObjectMiddleHorizontal + GetStep() >= FieldWidth() / 2) ||
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(objParams.ObjectMiddleHorizontal >= FieldWidth() / 2 &&
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objParams.ObjectMiddleHorizontal - GetStep() <= FieldWidth() / 2)) &&
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((objParams.ObjectMiddleVertical <= FieldHeight() / 2 &&
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objParams.ObjectMiddleVertical + GetStep() >= FieldHeight() / 2) ||
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(objParams.ObjectMiddleVertical >= FieldHeight() / 2 &&
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objParams.ObjectMiddleVertical - GetStep() <= FieldHeight() / 2));
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}
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@Override
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protected void MoveToTarget() {
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ObjectParameters objParams = GetObjectParameters();
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if (objParams == null) {
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return;
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}
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int diffX = objParams.ObjectMiddleHorizontal - FieldWidth() / 2;
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if (Math.abs(diffX) > GetStep()) {
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if (diffX > 0) {
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MoveLeft();
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}
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else {
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MoveRight();
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}
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}
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int diffY = objParams.ObjectMiddleVertical - FieldHeight() / 2;
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if (Math.abs(diffY) > GetStep()) {
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if (diffY > 0) {
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MoveUp();
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}
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else {
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MoveDown();
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}
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}
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}
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}
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