そこで、画面をクリックすると、落下して下の大きなブロックと衝突してくっつくブロックを作成する簡単なプログラムを作成しようとしています。単純な衝突プログラムのようなものです。問題は、1 つのブロックを作成すると、以前にブロックが削除されることです。配列を作成しましたが、それでもこれを行います。私が間違っていることを知っている人はいますか?簡単な修正だと確信しています。
public class Screen extends JPanel implements Runnable {
public static JLabel statusbar; //displays a status bar showing what mouse movements are taking place
private Image cat; //image of the cat
public int xCoord ; //get the coordinates of the mouse pressed
public int yCoord ;
public int xCreate;
public int yCreate;
public Rectangle Ground;
public Rectangle Block;
public boolean isClicked = false;
public int clickCount = 0;
Rectangle blocks[] = new Rectangle[10];
int blocknum = 0;
public Screen(Frame frame) {
loadPic(); //calls the loadPic method above
Handlerclass handler = new Handlerclass(); //creates a new class to use the mouse motion listener
System.out.println("mouse works!");
addMouseListener(handler);
addMouseMotionListener(handler);
statusbar = new JLabel("default");
add(statusbar);
}
public void run(){ //this is the game run loop
System.out.println("this is running");
try{
} catch(Exception e) {} //exception handling
}
public void loadPic(){ //loads the picture from the other project but its the same pic
cat = new ImageIcon("C:\\Users\\Camtronius\\Documents\\NetBeansProjects\\Moving Block Proj\\src\\MovingBlock\\catIcon1.png").getImage(); //gets the image
System.out.println("Image Loaded!");
}
@Override public void paintComponent(Graphics g){
super.paintComponent(g); //paints the component, the picture, on top
Graphics2D g2d = (Graphics2D) g.create();
g2d.drawImage(cat, xCoord, yCoord, null);
g2d.setColor(Color.BLUE);
Ground = new Rectangle(0,450,550,50);
g2d.fillRect(0,450, 550, 50);
for(Rectangle blocknum : blocks){
if (blocks != null) {
g2d.setColor(Color.RED);
g2d.fillRect(xCreate,yCreate,50,50);
System.out.println(blocknum);
}
}
//move();
}
public void move(){
if(yCreate<400){
yCreate+=1;
}else{
}
if(Ground.intersects(blocks[blocknum])){
yCreate=400;
System.out.println("contains!");
}
}
private class Handlerclass implements MouseListener, MouseMotionListener{
public void mouseClicked(MouseEvent event){
}
public void mousePressed(MouseEvent event){
}
public void mouseReleased(MouseEvent event){
if(blocknum<blocks.length){
xCreate=event.getX();
yCreate=event.getY();
blocks[blocknum] = new Rectangle(50,50, xCreate, yCreate);
repaint();
}
blocknum=blocknum+1;
}
public void mouseEntered(MouseEvent event){
}
public void mouseExited(MouseEvent event){
}
public void mouseDragged(MouseEvent event){
}
public void mouseMoved(MouseEvent event){
statusbar.setText(String.format("Coordinates are: %d, %d", event.getX(),event.getY()));
xCoord=event.getX();
yCoord=event.getY();
}
}
}