83 lines
2.0 KiB
Java
83 lines
2.0 KiB
Java
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package ProjectStormtrooper;
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public abstract class AbstractStrategy {
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private IMoveableObject _moveableObject;
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private Status _state = Status.NotInit;
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protected int FieldWidth;
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protected int FieldHeight;
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public Status GetStatus() {
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return _state;
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}
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public void SetData(IMoveableObject moveableObject, int width, int height) {
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if (moveableObject == null) {
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_state = Status.NotInit;
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return;
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}
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_state = Status.InProgress;
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_moveableObject = moveableObject;
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FieldWidth = width;
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FieldHeight = height;
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}
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public void MakeStep() {
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if (_state != Status.InProgress) {
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return;
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}
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if (IsTargetDestination()) {
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_state = Status.Finish;
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return;
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}
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MoveToTarget();
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}
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protected boolean MoveLeft() {
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return MoveTo(EnumDirectionType.Left);
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}
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protected boolean MoveRight() {
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return MoveTo(EnumDirectionType.Right);
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}
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protected boolean MoveUp() {
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return MoveTo(EnumDirectionType.Up);
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}
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protected boolean MoveDown() {
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return MoveTo(EnumDirectionType.Down);
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}
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protected ObjectParameters GetObjectParameters() {
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if (_moveableObject == null)
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return null;
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return _moveableObject.GetObjectPosition();
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}
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protected Integer GetStep() {
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if (_state != Status.InProgress) {
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return null;
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}
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if (_moveableObject == null)
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return null;
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return _moveableObject.GetStep();
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}
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protected abstract void MoveToTarget();
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protected abstract boolean IsTargetDestination();
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private boolean MoveTo(EnumDirectionType directionType) {
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if (_state != Status.InProgress) {
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return false;
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}
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if (_moveableObject == null)
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return false;
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if (_moveableObject.CheckCanMove(directionType)) {
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_moveableObject.MoveObject(directionType);
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return true;
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}
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return false;
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}
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}
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