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私は学校用のこのJavaスロットマシンを作り、それをコード化しました。私はJFramesを使用していますが、画面に表示する画像を取得できません。スロット[] jLabelに問題があるようです。スロットは、3つの異なるリールを保持する配列です。問題がgridlayoutと関係しているかどうかは分かりません。混乱したImスロットマシンJavaゲーム
package slots;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.FlowLayout;
import java.awt.Graphics;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.border.TitledBorder;
public class SlotMachineProgram extends JFrame {
private int total = 2000; //this is the max bet you can have
private int bet = 100; //default bet amount
private int maxWin; //this variable stores the max wins
private String[] symbols = {
"Cherry",
"Bear",
"Diamond",
"Penguin",
"Star",
"Shoe",
"Banana",
"Orange",
"Apple"
}; //symbols that are available for the slot machine
//amount winning
int[] gotTwo = {
30,
16,
15,
12,
11,
10,
9,
7,
5
}; //Prize moneys for two matches
int[] gotThree = {
60,
32,
30,
24,
22,
20,
18,
14,
10
}; //prize money for three matches
public JPanel slotPanel = new JPanel(new GridLayout(1, 3)); //creates a grid that holds the three slot options
public JLabel[] slot = new JLabel[3]; //create the three slots
//LABELS
private JLabel amount = new JLabel("Total: $" + total); //this is the label for the total amount
private JLabel betLabel = new JLabel("Bet: $" + bet); //this is the label for the bet amount
//BUTTONS
private JButton add50Button = new JButton("+50"); //creates a button called add50Button that adds 50 dollars to the bet
private JButton spin = new JButton("Spin"); //creates a button that spins the slot machine
private JButton maxBetButton = new JButton("Max"); //creates a button that makes the max amount the bet
private JButton subtract50Button = new JButton("-50"); //creates a button that subtracts 50 from bet
private JButton getBet = new JButton("Enter Bet"); //a button that pops up a new window that allows the user to type in a bet
public SlotMachineProgram() { //constructor
maxWin = total; //set win to total
//Coloring Buttons
spin.setBackground(Color.GREEN); //sets color of button to be green
spin.setOpaque(true); //Sets Button Opaque so it can be seen
maxBetButton.setBackground(Color.CYAN); //sets color of button to be green
maxBetButton.setOpaque(true); //Sets Button Opaque so it can be seen
add50Button.setBackground(Color.YELLOW); //sets color of button to be green
add50Button.setOpaque(true); //Sets Button Opaque so it can be seen
subtract50Button.setBackground(Color.MAGENTA); //sets color of button to be green
subtract50Button.setOpaque(true); //Sets Button Opaque so it can be seen
getBet.setBackground(Color.ORANGE); //sets color of button to be green
getBet.setOpaque(true); //Sets Button Opaque so it can be seen
//money panel
JPanel moneyPanel = new JPanel(new GridLayout(2, 1)); //creates a grid called money panel that is 2x1 that stores total and bet
moneyPanel.setBorder(new TitledBorder("Money")); //creates the title of the panel
moneyPanel.add(amount); //adds the amount to the panel
moneyPanel.add(betLabel); //adds the BetLabel to the panel
//button panel
JPanel buttonsPanel = new JPanel(new GridLayout(2, 1)); //creates a new panel called buttonsPanel that has all of the buttons
JPanel buttonTopPanel = new JPanel(new FlowLayout(FlowLayout.CENTER, 5, 2)); //this orients the buttons to the middle in a row
buttonsPanel.setBorder(new TitledBorder(" Buttons")); //sets the title of the buttons panel to buttons
buttonTopPanel.add(add50Button); //add the add50button to the button panel
buttonTopPanel.add(spin); //adds a spin button
buttonTopPanel.add(maxBetButton); //adds a max bet button
JPanel BottomPanel = new JPanel(); //creates a panel for the bottom of the screen
BottomPanel.add(subtract50Button); //adds the subtract 50 button
BottomPanel.add(getBet); //adds the get bet button
buttonsPanel.add(buttonTopPanel, BorderLayout.NORTH); //adds a border on the north edge
buttonsPanel.add(BottomPanel, BorderLayout.SOUTH); //adds a border on the south edge
// TODO
//set slots to their default image
slot[0] = new JLabel(new ImageIcon("/images/left.png"));
slot[1] = new JLabel(new ImageIcon("/images/middle.png"));
slot[2] = new JLabel(new ImageIcon("/images/right.png"));
//add Action listeners to bet buttons
add50Button.addActionListener(new ActionListener() { //action listener for the add 50 button
@Override public void actionPerformed(ActionEvent e) { //makes an action performed method
bet += 50; //increase bet by 50 if the button add50 is clicked
if (bet > total) bet = total; //else skip
betLabel.setText("Bet: $" + bet); //show the bet next to the bet label
}
});
maxBetButton.addActionListener(new ActionListener() { //creates an action listener for the maxbetbutton
@Override public void actionPerformed(ActionEvent e) { //creates a method for the maxbetbutton's action listener
bet = total; //make bet the maxBet
betLabel.setText("Bet: $" + bet); //show bet next to the bet label
}
});
subtract50Button.addActionListener(new ActionListener() { //creates an actionlistener for the subtract 50 button
@Override public void actionPerformed(ActionEvent e) { //creates an actionperformed method
bet -= 50; //subtracts the value of the bet by 50
if (bet < 0) bet = 0; //is the user tries to have a negative bet, set bet to 0
betLabel.setText("Bet: $" + bet); //display the value of the bet next to a bet label
}
});
getBet.addActionListener(new ActionListener() { //create an actionlistener for the getbet button that allows the user to type in a custom amount
@Override public void actionPerformed(ActionEvent e) { // create an actionperformed method
String input; //creates a variables called input of type string. This is what is displayed on the screen
int betInput; //creates a variables called betInput of type int
//"How much do you want to bet" is the text that appears in the bet amount window.
//"Enter your bet amount" is the header on the bet window
input = JOptionPane.showInputDialog(null,
"How Much Do You Want To Bet? ", "Enter Your Bet Amount",
JOptionPane.QUESTION_MESSAGE);
betInput = Integer.parseInt(input); //set the user input to the betInput
if (betInput > total) { //if the inputed value is more than the total amount of money they user has left
bet = total; //set the bet to equal the amount of money the user has
} else { //if the inputed bet amount is less than the total
bet = betInput; //set the bet input the value of the bet
}
betLabel.setText("Bet: $" + bet); //updates the bet label to show the bet value next to its label
}
});
spin.addActionListener(new ActionListener() { //creates an actionlistener for the spin button
@Override
public void actionPerformed(ActionEvent e) { //creates a method called actionperformed
String[] rand = new String[3]; //creates an array of 3 strings
int addTotal; //creates a variable called addTotal
//generate 3 new slots
for (int i = 0; i < 3; i++) { //loops through the three panes
int choice; //creates a varaibe called choice
double random = Math.random(); //creates a random variable and assigns it a random value
random *= 8; //times the value by 8
choice = (int) random; //assigns the value of choice to be random with a cast of int
rand[i] = symbols[choice]; //assigns the value rand at index i to be symbols at index choice
slot[i].setIcon(new ImageIcon("/images/" + symbols[choice] + ".png")); //shows the image for the slot in the panel
// TODO
}
//check for matches
//three matches
if (rand[0] == rand[1] && rand[1] == rand[2]) { //if there were three matches
int index = 0; //creates a variable index of type int and assigns it to the value 0 and
for (int i = 0; i < symbols.length; i++) //a loop that runs the length of symbols
if (rand[0] == symbols[i]) { //if rand[0] is equal to symbols[i]
index = i; //assign index to equal i
}
addTotal = bet * gotThree[index]; //increase addTotal by bet times gotThree[index], which stores the bonuses for triple pairs
total += addTotal; //increment total by addTotal
//pop-up menu saying the bet amount, the amount won and the updated total
JOptionPane.showMessageDialog(null, "Your Bet: $" + bet + "\nYou Win: $" + addTotal + "\nMoney Left: $" + total,
"Three Matches", JOptionPane.INFORMATION_MESSAGE);
amount.setText("Total: $" + total); //set the label Total: to equal total
if (total > maxWin) { //if the new total is greater than maxWin
maxWin = total; //maxWin is now assigned to total
}
} else if (rand[0] == rand[1] || rand[1] == rand[2] || rand[2] == rand[0]) { //checks if there is a match between 2 tiles
int match, index = 0; //creates integer variables match and index, assigning it to 0
if (rand[0] == rand[1] || rand[0] == rand[2]) { //if the first box has a match
match = 0; //match is assigned the value of 0
} else { //if the second of third box has the match
match = 1; //assign match to the value of 1
}
//find the index
for (int i = 0; i < symbols.length; i++) { //A loop that iterates the amount of times of the length of symbols
if (rand[0] == symbols[i]) { //if rand at index 0 is equal to symbols at index i
index = i; //set index to equal i
}
}
addTotal = bet * gotTwo[index]; //increment addTotal by bet*gotTwo[index]
//Creates a pop-up window that displays the bet amount and the winnings
JOptionPane.showMessageDialog(null, "Your Bet: $" + bet + "\nYou Win: $" + addTotal,
"Two Matches", JOptionPane.INFORMATION_MESSAGE);
total += addTotal; //increments total by addTotal
amount.setText("Total: $" + total); //updates the text next to total
if (total > maxWin) { //if the total is greater than maxWin
maxWin = total; //set maxWin to total
}
} else { //run this is there are no matches
total -= bet; //decrement total by bet
//Creates a pop-up window that shows the lost amount (bet) and the money left
JOptionPane.showMessageDialog(null, "You Lost: $" + bet + "\nMoney Left: $" + total, "No Matches", JOptionPane.INFORMATION_MESSAGE);
amount.setText("Total: $" + total); //updates the total amount that will be seen on the screen
if (total > maxWin) { //if the total is greater than maxWin
maxWin = total; //sets maxWin to equal total
}
if (bet > total) { //if bet is greater than the amount of money left (total) than
bet = total; //set the bet to total
betLabel.setText("Bet: $" + bet); //create the betLabel and update the value of it
}
if (total == 0) { //if the total is the
bet = 0; //sets the bet value to equal 0
betLabel.setText("Bet: $" + bet); //updates the betLabel to the new bet value
//Creates a pop-up message saying "You Lost :(and it also displays the maximum amount that the user won
JOptionPane.showMessageDialog(null, "You Lost :(\nThe Maximum That You Won Was $" + maxWin,
"\nGame Over", JOptionPane.INFORMATION_MESSAGE);
System.exit(0); //exit the program
}
}
}
});
JPanel panelOnBottom = new JPanel(new BorderLayout()); //creates a panel on the bottom
panelOnBottom.add(moneyPanel, BorderLayout.WEST); //adds the money panel to the west/left border of the window
panelOnBottom.add(buttonsPanel, BorderLayout.EAST); //adds the buttons panel to the east/right border of the window
// TODO
JPanel all = new JPanel(new GridLayout(2, 1)); //creates a panel called all with a grid layout of 2x1
slotPanel.setVisible(true);
slotPanel.setOpaque(true);
all.add(slotPanel); //adds slotPanel to the 'all' panel
all.add(panelOnBottom); //adds the panelOnBottom to the 'all' panel
add(all); //add all to the window
}
public static void main(String[] args) { //the main class
JFrame frame = new SlotMachineProgram(); //creates a new frame of type SlotMachineProgram
frame.setTitle("Gambling Time!"); //creates the title of the frame to be Gambling Time!
frame.setLocationRelativeTo(null); //sets the location of the window to null, meaning it opens in the middle
frame.setSize(400, 300); //sets the size of the window to be 400 by 300
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //sets the default close method to exit
frame.setResizable(false); //makes the window not resizable
frame.setVisible(true); //makes the window visible
}
}