37 lines
1.2 KiB
Java
37 lines
1.2 KiB
Java
public class MoveToCenter extends AbstractStrategy {
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@Override
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protected boolean isTargetDestination() {
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var 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() <= getFieldWidth() / 2 &&
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objParams.objectMiddleHorizontal() + getStep() >= getFieldWidth() / 2 &&
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objParams.objectMiddleVertical() <= getFieldHeight() / 2 &&
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objParams.objectMiddleVertical() + getStep() >= getFieldHeight() / 2;
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}
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@Override
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protected void moveToTarget() {
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var objParams = getObjectParameters();
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if (objParams == null) {
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return;
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}
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var diffX = objParams.objectMiddleHorizontal() - getFieldWidth() / 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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} else {
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moveRight();
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}
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}
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var diffY = objParams.objectMiddleVertical() - getFieldHeight() / 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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} 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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