我正在制作一个2D游戏，需要一个2D角色才能最终在物体周围移动。我一直试图让我的运动方法起作用，虽然我想帮助我破解它，但我注意到我只是在gridPane中添加了一个图像而不是角色本身。虽然我有信心我可以添加图像并操纵它，但我想从createKeeper()添加守护者。
public class Main extends Application {
public static void main(String[] args) {
launch(args);
}
@Override
public void start(Stage stage) {
create(stage);
}
private void create(Stage theStage) {
GridPane root = new GridPane();
root.getColumnConstraints().add(new ColumnConstraints(100));
Text t1 = new Text(250, 50, "Sokoban");
t1.setId("title");
t1.setFont(Font.font(java.awt.Font.SERIF, 25));
Image image = new Image(getClass().getResourceAsStream("title.png"));
Label label1 = new Label("");
label1.setGraphic(new ImageView(image));
label1.setTranslateY(50);
label1.setTranslateX(225);
Text t3 = new Text(260, 350, "Quit");
t3.setFont(Font.font(java.awt.Font.SERIF, 25));
Button btn = new Button();
btn.setText("Start");
btn.setFont(Font.font(java.awt.Font.SERIF, 25));
btn.setOnAction(new EventHandler<ActionEvent>() {
@Override
public void handle(ActionEvent event) {
Level.runLevel1(theStage);
System.out.println("Hello World!");
}
});
Pane buttonPane = new Pane();
buttonPane.setId("root");
btn.setLayoutX(250);
btn.setLayoutY(250);
buttonPane.getChildren().addAll(label1, t3, btn);
Scene scene = new Scene(buttonPane, 560, 560);
buttonPane.getStylesheets().addAll(this.getClass().getResource("application.css").toExternalForm());
theStage.setResizable(false);
theStage.setTitle("Menu");
theStage.setScene(scene);
theStage.show();
}
}
public class Level {
private static ImageView image1 = ImageLoader.showWareHouseImage();
private static final int KEYBOARD_MOVEMENT_DELTA = 2;
static int xPosition;
static int yPosition;
static WarehouseKeeper keeper = new WarehouseKeeper(image1, xPosition, yPosition);;
public static void runLevel1(Stage theStage) {
keeper.yPosition = 5;
keeper.xPosition = 5;
Group root = new Group();
int columnAmount = 12;
int rowAmount = 12;
GridPane gameGrid = new GridPane();
for (int i = 0; i < columnAmount; i++) {
ColumnConstraints columnn = new ColumnConstraints(45);
gameGrid.getColumnConstraints().add(columnn);
}
for (int i = 0; i < rowAmount; i++) {
RowConstraints row = new RowConstraints(45);
gameGrid.getRowConstraints().add(row);
}
gameGrid.setStyle("-fx-background-color: white; -fx-grid-lines-visible:true");
Scene scene = new Scene(root, (columnAmount * 40) + 66, (rowAmount * 40) + 66, Color.WHITE);
root.getChildren().add(gameGrid);
gameGrid.add(image1, xPosition, yPosition);
moveWareHouse(theStage, keeper);
theStage.setScene(scene);
theStage.show();
}
private static void moveWareHouse(Stage theStage, WarehouseKeeper keeper) {
theStage.addEventFilter(KeyEvent.KEY_RELEASED, event -> {
event.consume();
switch (event.getCode()) {
case W:
System.out.println("up");
keeper.setyPosition(keeper.getyPosition() - KEYBOARD_MOVEMENT_DELTA);
break;
case D:
keeper.setxPosition(keeper.getxPosition() + KEYBOARD_MOVEMENT_DELTA);
break;
case A:
keeper.setyPosition(keeper.getyPosition() + KEYBOARD_MOVEMENT_DELTA);
break;
case S:
keeper.setxPosition(keeper.getxPosition() - KEYBOARD_MOVEMENT_DELTA);
break;
}
});
}
}
public class WarehouseKeeper extends ImageLoader {
private Image playerImage;
private ImageView image;
private int speed;
int xPosition;
int yPosition;
public WarehouseKeeper(ImageView wareHouseImage, int xPosition, int yPosition) {
super(wareHouseImage);
this.speed = speed;
this.xPosition = xPosition;
this.yPosition = yPosition;
}
public int getxPosition() {
return xPosition;
}
public void setxPosition(int xPosition) {
this.xPosition = xPosition;
}
public int getyPosition() {
return yPosition;
}
public void setyPosition(int yPosition) {
this.yPosition = yPosition;
}
}
public class ImageLoader {
public static ImageView wareHouseImage;
private Object diamondImage;
private Object wallImage;
private Object mapImage;
private Object crateImage;
public ImageLoader(ImageView wareHouseImage){
this.wareHouseImage = showWareHouseImage();
}
public ImageView getWareHouseImage() {
return wareHouseImage;
}
public Image setWareHouseImage(Image wareHouseImage) {
this.wareHouseImage = showWareHouseImage();
return wareHouseImage;
}
public static ImageView showWareHouseImage() {
ImageView wareHouse = new ImageView();
wareHouse.setFitHeight(45);
wareHouse.setFitWidth(45);
Image wareHouseImage = new Image("application/warehouse.png");
wareHouse.setImage(wareHouseImage);
return wareHouse;
}
}