ImagePanel class implemented, with pseudo-random portraits chosen.

dndBuilder/src/GUI/Panels/ChooseRacePanel.java

@@ -1,14 +1,21 @@
 package GUI.Panels;
 
+import GUI.img.*;
+
 import java.awt.*;
-import java.awt.event.*;
 
 import javax.swing.*;
 import javax.swing.border.*;
 
 public class ChooseRacePanel extends JPanel {
 
+	private String[] raceOptions = {"Dragonborn", "Dwarf", "Elf", "Gnome", "HalfElf", "Halfling", "Halforc", "Human", "Tiefling"};
+
+	private ImagePanel imgPanel;
+
+	// DEBUG: raceChoice to be deprecated after testing.
 	private String raceChoice;
+	private int raceIndex;
 	private JButton backButton;
 	private JButton continueButton;
 
@@ -19,6 +26,7 @@ public class ChooseRacePanel extends JPanel {
 		super();
 			this.backButton = backButton;
 			this.continueButton = continueButton;
+			imgPanel = new ImagePanel(raceOptions);
 
 			panelSetup();
 		
@@ -37,9 +45,9 @@ public class ChooseRacePanel extends JPanel {
 			racePanel.setOpaque(false);
 			racePanel.setLayout(null);
 
-			JTextPane textPane = new JTextPane();
-				textPane.setBounds(47, 67, 223, 301);
-			racePanel.add(textPane);
+
+				imgPanel.setBounds(47, 67, 223, 301);
+			racePanel.add(imgPanel);
 
 			racePanel.add(createRaceButtonPanel());
 
@@ -56,11 +64,9 @@ public class ChooseRacePanel extends JPanel {
 			raceBtnPanel.setBorder(new BevelBorder(BevelBorder.LOWERED, null, null, null, null));
 			raceBtnPanel.setBounds(311, 6, 409, 394);
 
-		String[] raceOptions = {"Dragonborn", "Dwarf", "Elf", "Gnome", "HalfElf", "Halfling", "Halforc", "Human", "Tiefling"};
+		for (int i = 0; i < raceOptions.length; i++) {
 
-		for (int i = 0; i <raceOptions.length; i++) {
-
-			raceBtnPanel.add(createButton(raceOptions[i]));
+			raceBtnPanel.add(createButton(raceOptions[i], i));
 
 		}
 
@@ -88,12 +94,18 @@ public class ChooseRacePanel extends JPanel {
 
 	}
 
-	private JButton createButton(String raceName) {
+	private JButton createButton(String raceName, int index) {
 
 		JButton button = new JButton(raceName);
 			button.addActionListener(
 
-					e -> raceChoice = raceName
+					e -> {
+
+						raceChoice = raceName;
+						raceIndex = index;
+						imgPanel.updateImage(raceIndex);
+
+					}
 
 			);
 
@@ -101,10 +113,12 @@ public class ChooseRacePanel extends JPanel {
 
 	}
 
-	public String getRaceChoice() {
+	public int getRaceChoice() {
 
-		return raceChoice;
+		return raceIndex;
 
 	}
 
+
+
 }

dndBuilder/src/GUI/Panels/img/ImagePanel.java

@@ -1,23 +0,0 @@
-package GUI.Panels.img;
-
-import javax.swing.*;
-import java.io.File;
-
-public class ImagePanel extends JPanel {
-
-    private JLabel[] dragonbornPortraits;
-
-    public ImagePanel() {
-
-        super();
-
-
-    }
-
-    private void createPortraitsArray() {
-
-
-
-    }
-
-}

dndBuilder/src/GUI/img/ImagePanel.java

@@ -0,0 +1,106 @@
+package GUI.img;
+
+import javax.imageio.ImageIO;
+import javax.swing.*;
+import java.awt.*;
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.util.*;
+
+public class ImagePanel extends JPanel {
+
+    private JLabel[][] portraits;
+    private String[] holder;
+    private int lastIndex;
+
+    public ImagePanel(String[] holder) {
+
+        super();
+            this.holder = holder;
+            createPortraitsArray();
+
+            updateImage(0); // Default selection of the 0th element.
+
+    }
+
+    public void updateImage(int holderIndex) {
+
+        removeAll();
+
+        Random ran = new Random();
+            int bound = portraits[holderIndex].length;
+            int newIndex = ran.nextInt(bound);
+
+            while(newIndex == lastIndex) {
+
+                newIndex = ran.nextInt(bound);
+
+            }
+
+        lastIndex = newIndex;
+
+        add(portraits[holderIndex][newIndex]);
+
+        repaint();
+        revalidate();
+
+
+    }
+
+    private void createPortraitsArray() {
+
+        portraits = new JLabel[holder.length][];
+
+        for (int i = 0; i < holder.length; i++) {
+
+            File imagesDir = new File("dndBuilder/src/GUI/img/" + holder[i] + "/");
+
+            File[] dir = imagesDir.listFiles();
+                portraits[i] = new JLabel[dir.length];
+            int index = 0;
+
+            for (File file : dir) {
+
+                portraits[i][index] = image(file);
+                index++;
+
+            }
+
+        }
+
+    }
+
+    private JLabel image(File file) {
+
+        BufferedImage img;
+        Image finalImg;
+        JLabel picture;
+
+        try {
+
+            img = ImageIO.read(file);
+            finalImg = img.getScaledInstance(250, 250, Image.SCALE_SMOOTH);
+
+        } catch (Exception e) {
+
+            System.out.println("Error reading file.");
+            img = null;
+            finalImg = null;
+
+        }
+
+        if(Objects.isNull(finalImg)) {
+
+            picture = new JLabel("ERROR: Image not found.");
+
+        } else {
+
+            picture = new JLabel(new ImageIcon(finalImg));
+
+        }
+
+        return picture;
+
+    }
+
+}