make monsters killable and playing soundeffects

src/de/miaurizius/jgame2d/core/GamePanel.java

@@ -62,18 +62,12 @@ public class GamePanel extends JPanel implements Runnable {
         this.setFocusable(true);
     }
 
-    public void setupGame() {
-        assetSetter.setObject();
-        assetSetter.setNPC();
-        assetSetter.setMonster();
-        gameState = GameState.TITLE;
-    }
+    // GAME THREAD / CORE
 
     public void startGameThread() {
         gameThread = new Thread(this);
         gameThread.start();
     }
-
     @Override
     public void run() {
         double drawInterval = (double) 1000000000 / FPS;
@@ -103,6 +97,7 @@ public class GamePanel extends JPanel implements Runnable {
         }
     }
 
+    // FRAME GENERATION
     public void update() {
         switch(gameState) {
             case PLAY:
@@ -114,7 +109,6 @@ public class GamePanel extends JPanel implements Runnable {
                 break;
         }
     }
-
     public void paintComponent(Graphics graphics) {
         super.paintComponent(graphics);
         Graphics2D graphics2d = (Graphics2D) graphics;
@@ -159,19 +153,26 @@ public class GamePanel extends JPanel implements Runnable {
         graphics.dispose();
     }
 
+    // MUSIC
     public void playMusic(int i) {
         music.setFile(i);
         music.play();
         music.loop();
     }
-
     public void stopMusic() {
         music.stop();
     }
-
     public void playSE(int i) {
         se.setFile(i);
         se.play();
     }
 
+    // SETTING THINGS UP
+    public void setupGame() {
+        assetSetter.setObject();
+        assetSetter.setNPC();
+        assetSetter.setMonster();
+        gameState = GameState.TITLE;
+    }
+
 }

src/de/miaurizius/jgame2d/core/UI.java

@@ -52,6 +52,7 @@ public class UI {
         }
     }
 
+    // HUD
     public void drawPlayerLife() {
         int x = panel.tileSize / 2;
         int y = panel.tileSize / 2;
@@ -78,13 +79,13 @@ public class UI {
         }
     }
 
+    // GAME STATES
     public void drawPauseScreen() {
         graphics2d.setFont(graphics2d.getFont().deriveFont(Font.PLAIN, 80));
         String text = "PAUSED";
         int y = panel.screenHeight / 2;
         graphics2d.drawString(text, getCenteredX(text), y);
     }
-
     public void drawDialogueScreen() {
         // WINDOW
         int x = panel.tileSize*2;
@@ -102,7 +103,6 @@ public class UI {
             y += 40;
         }
     }
-
     public void drawTitleScreen() {
         graphics2d.setColor(new Color(0, 0, 0));
         graphics2d.fillRect(0, 0, panel.screenWidth, panel.screenHeight);
@@ -142,6 +142,7 @@ public class UI {
         if(commandNum == 2) graphics2d.drawString(">", x-panel.tileSize, y);
     }
 
+    // UTILITY
     public void drawSubWindow(int x, int y, int width, int height) {
         graphics2d.setColor(new Color(0,0,0,210));
         graphics2d.fillRoundRect(x, y, width, height, 35, 35);
@@ -149,7 +150,6 @@ public class UI {
         graphics2d.setStroke(new BasicStroke(5));
         graphics2d.drawRoundRect(x+5, y+5, width-10, height-10, 25, 25);
     }
-
     public int getCenteredX(String text) {
         return panel.screenWidth / 2 - (int) graphics2d.getFontMetrics().getStringBounds(text, graphics2d).getWidth() / 2;
     }

src/de/miaurizius/jgame2d/core/handlers/CollisionHandler.java

@@ -11,6 +11,7 @@ public class CollisionHandler {
         this.panel = panel;
     }
 
+    // WORLD COLLISION
     public void checkTile(Entity entity) {
         int entityLeftWorldX = entity.worldX + entity.solidArea.x;
         int entityRightWorldX = entity.worldX + entity.solidArea.x + entity.solidArea.width;
@@ -51,7 +52,6 @@ public class CollisionHandler {
                 break;
         }
     }
-
     public int checkObject(Entity entity, boolean player) {
         int index = 999;
         int c = -1;
@@ -112,7 +112,6 @@ public class CollisionHandler {
         }
         return index;
     }
-
     public boolean checkPlayer(Entity entity) {
         boolean contactPlayer = false;
         entity.solidArea.x += entity.worldX;
@@ -135,6 +134,7 @@ public class CollisionHandler {
         return contactPlayer;
     }
 
+    // UTILITY
     private void parseSolidArea(Entity entity) {
         switch (entity.direction) {
             case UP -> entity.solidArea.y -= entity.speed;

src/de/miaurizius/jgame2d/core/handlers/Sound.java

@@ -22,6 +22,8 @@ public class Sound {
             soundURL[2] = new File("assets/sounds/powerup.wav").toURI().toURL();
             soundURL[3] = new File("assets/sounds/unlock.wav").toURI().toURL();
             soundURL[4] = new File("assets/sounds/fanfare.wav").toURI().toURL();
+            soundURL[5] = new File("assets/sounds/hitmonster.wav").toURI().toURL();
+            soundURL[6] = new File("assets/sounds/receivedamage.wav").toURI().toURL();
         } catch(MalformedURLException e) {
             Boot.logger.log(Level.SEVERE, e.getMessage());
         }

src/de/miaurizius/jgame2d/entity/Entity.java

@@ -20,6 +20,7 @@ public class Entity {
     public BufferedImage attackUp1, attackUp2, attackDown1, attackDown2, attackLeft1, attackLeft2, attackRight1, attackRight2;
     public BufferedImage image, image2, image3;
     public Rectangle solidArea = new Rectangle(0, 0, 48, 48);
+    public Rectangle attackArea = new Rectangle(0, 0, 0, 0);
     public int solidAreaDefaultX,  solidAreaDefaultY;
     public boolean collision = false;
     String[] dialogue = new String[20];
@@ -49,21 +50,7 @@ public class Entity {
         this.panel = panel;
     }
 
-    public void setAction() {}
-
-    public void speak() {
-        if(dialogue[dialogueIndex] == null) dialogueIndex = 0;
-        panel.ui.currentDialogue = dialogue[dialogueIndex];
-        dialogueIndex++;
-
-        switch(panel.player.direction) {
-            case UP -> direction = Direction.DOWN;
-            case DOWN -> direction = Direction.UP;
-            case LEFT -> direction = Direction.RIGHT;
-            case RIGHT -> direction = Direction.LEFT;
-        }
-    }
-
+    // DEFAULT
     public void update() {
         setAction();
         collisionOn = false;
@@ -95,8 +82,15 @@ public class Entity {
             else spriteNum = 0;
             spriteCounter = 0;
         }
-    }
 
+        // INVINCIBLE COUNTER
+        if(!invincible) return;
+        invincibleCount++;
+        if(invincibleCount > 40) {
+            invincible = false;
+            invincibleCount = 0;
+        }
+    }
     public void draw(Graphics2D graphics2d) {
         int screenX = worldX - panel.player.worldX + panel.player.screenX;
         int screenY = worldY - panel.player.worldY + panel.player.screenY;
@@ -106,10 +100,38 @@ public class Entity {
                 worldY + panel.tileSize > panel.player.worldY - panel.player.screenY &&
                 worldY - panel.tileSize < panel.player.worldY + panel.player.screenY
         ) {
-            graphics2d.drawImage(parseSprite(), screenX, screenY, panel.tileSize, panel.tileSize, null);
+            if(invincible) {
+                graphics2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.4f));
+            }
+
+            // only modify sprite render position for player because I dont know yet how monster attack sprite are gonna look
+            if(type == EntityType.PLAYER) {
+                if(attacking) graphics2d.drawImage(parseSpriteATK(),
+                        (direction == Direction.LEFT) ? screenX - panel.tileSize : screenX,
+                        (direction == Direction.UP) ? screenY - panel.tileSize : screenY, null);
+                else graphics2d.drawImage(parseSprite(), screenX, screenY, null);
+            } else graphics2d.drawImage(parseSprite(), screenX, screenY, null);
+
+            graphics2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 1f));
         }
     }
 
+    // INTERACTION
+    public void speak() {
+        if(dialogue[dialogueIndex] == null) dialogueIndex = 0;
+        panel.ui.currentDialogue = dialogue[dialogueIndex];
+        dialogueIndex++;
+
+        switch(panel.player.direction) {
+            case UP -> direction = Direction.DOWN;
+            case DOWN -> direction = Direction.UP;
+            case LEFT -> direction = Direction.RIGHT;
+            case RIGHT -> direction = Direction.LEFT;
+        }
+    }
+    public void setAction() {}
+
+    // SETTING THINGS UP
     BufferedImage parseSprite() {
         return switch (direction) {
             case UP -> (spriteNum == 1) ? up1 : up2;
@@ -118,7 +140,14 @@ public class Entity {
             case RIGHT -> (spriteNum == 1) ? right1 : right2;
         };
     }
-
+    BufferedImage parseSpriteATK() {
+        return switch (direction) {
+            case UP -> (spriteNum == 1) ? attackUp1 : attackUp2;
+            case DOWN -> (spriteNum == 1) ? attackDown1 : attackDown2;
+            case LEFT -> (spriteNum == 1) ? attackLeft1 : attackLeft2;
+            case RIGHT -> (spriteNum == 1) ? attackRight1 : attackRight2;
+        };
+    }
     public BufferedImage initEntitySprites(String name) {
         try {
             return Utility.scaleImage(ImageIO.read(new FileInputStream("assets/" + name + ".png")), panel.tileSize, panel.tileSize);
@@ -127,7 +156,6 @@ public class Entity {
         }
         return null;
     }
-
     public BufferedImage initEntitySprites(String name, int width, int height) {
         try {
             return Utility.scaleImage(ImageIO.read(new FileInputStream("assets/" + name + ".png")), width, height);

src/de/miaurizius/jgame2d/entity/OldManNPC.java

@@ -2,6 +2,7 @@ package de.miaurizius.jgame2d.entity;
 
 import de.miaurizius.jgame2d.core.enums.Direction;
 import de.miaurizius.jgame2d.core.GamePanel;
+import de.miaurizius.jgame2d.core.enums.EntityType;
 
 import java.util.Random;
 
@@ -9,6 +10,8 @@ public class OldManNPC extends Entity {
 
     public OldManNPC(GamePanel panel) {
         super(panel);
+        type = EntityType.NPC;
+        name = "oldman-npc";
 
         direction = Direction.DOWN;
         speed = 1;

src/de/miaurizius/jgame2d/entity/Player.java

@@ -2,6 +2,7 @@ package de.miaurizius.jgame2d.entity;
 
 import de.miaurizius.jgame2d.core.*;
 import de.miaurizius.jgame2d.core.enums.Direction;
+import de.miaurizius.jgame2d.core.enums.EntityType;
 import de.miaurizius.jgame2d.core.enums.GameState;
 import de.miaurizius.jgame2d.core.handlers.KeyHandler;
 
@@ -18,6 +19,9 @@ public class Player extends Entity {
         super(panel);
         this.keyH = keyH;
 
+        name = "player";
+        type = EntityType.PLAYER;
+
         screenX = panel.screenWidth/2 - panel.tileSize/2;
         screenY = panel.screenHeight/2 - panel.tileSize/2;
 
@@ -29,29 +33,28 @@ public class Player extends Entity {
         solidArea.width = 24;
         solidArea.height = 24;
 
+        attackArea.width = 36;
+        attackArea.height = 36;
+
         setDefaultValues();
         getPlayerImage();
         getPlayerAttackImage();
     }
 
-    public void setDefaultValues() {
-        worldX = panel.tileSize * 23;
-        worldY = panel.tileSize * 21;
-        speed = 4;
-        direction = Direction.DOWN;
-
-        // PLAYER STATUS (1 heart = 2 lives)
-        maxLife = 6;
-        life = maxLife;
-    }
-
+    // DEFAULT
     public void update() {
+        if(attacking) {
+            attacking();
+            return;
+        }
         // MOVEMENT
         if(keyH.upPressed ||  keyH.downPressed || keyH.leftPressed || keyH.rightPressed || keyH.spacePressed) {
-            if(keyH.upPressed) direction = Direction.UP;
-            else if(keyH.downPressed) direction = Direction.DOWN;
-            else if(keyH.leftPressed) direction = Direction.LEFT;
-            else direction = Direction.RIGHT;
+            if(!keyH.spacePressed) {
+                if(keyH.upPressed) direction = Direction.UP;
+                else if(keyH.downPressed) direction = Direction.DOWN;
+                else if(keyH.leftPressed) direction = Direction.LEFT;
+                else direction = Direction.RIGHT;
+            }
 
             // CHECK TILE COLLISION
             collisionOn = false;
@@ -91,6 +94,8 @@ public class Player extends Entity {
                 spriteCounter = 0;
             }
         }
+
+        // INVINCIBLE COUNTER
         if(!invincible) return;
         invincibleCount++;
         if(invincibleCount > 60) {
@@ -99,42 +104,86 @@ public class Player extends Entity {
         }
     }
 
-    public void draw(Graphics2D graphics2d) {
-        int screenX = worldX - panel.player.worldX + panel.player.screenX;
-        int screenY = worldY - panel.player.worldY + panel.player.screenY;
-
-        if(invincible) {
-            graphics2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.3f));
-        }
-
-        graphics2d.drawImage(parseSprite(), screenX, screenY, null);
-
-        graphics2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 1f));
-    }
-
+    // INTERACTION
     public void pickObject(int index) {
         if(index == 999) return;
     }
 
-    public void interactNPC(int index) {
-        if(index == 999) return;
-        //if(!panel.keyH.spacePressed) return; //Only uncomment if text should only appear if player hits space
-        panel.gameState = GameState.DIALOGUE;
-        panel.npc[index].speak();
-    }
-
     public void interactMonster(int index) {
         if(index == 999) return;
         if(invincible) return;
         life -= 1;
+        panel.playSE(6);
         invincible = true;
     }
+    public void attacking() {
+        spriteCounter++;
+        if(spriteCounter <= 5) spriteNum = 1;
+        if(spriteCounter > 5 && spriteCounter <= 25) {
+            spriteNum = 2;
+            int currentWorldX = worldX;
+            int currentWorldY = worldY;
+            int solidAreaWidth = solidArea.width;
+            int solidAreaHeight = solidArea.height;
 
+            switch(direction) {
+                case UP -> worldY -= attackArea.height;
+                case DOWN -> worldY += attackArea.height;
+                case LEFT -> worldX -= attackArea.width;
+                case RIGHT -> worldX += attackArea.width;
+            }
+            solidArea.width = attackArea.width;
+            solidArea.height = attackArea.height;
+
+            int monsterIndex = panel.collisionH.checkEntity(this, panel.monster);
+            damageMonster(monsterIndex);
+
+            worldX = currentWorldX;
+            worldY = currentWorldY;
+            solidArea.width = solidAreaWidth;
+            solidArea.height = solidAreaHeight;
+
+        }
+        if(spriteCounter > 25) {
+            spriteNum = 1;
+            spriteCounter = 0;
+            attacking = false;
+        }
+    }
+    public void damageMonster(int index) {
+        if(index == 999) return;
+        if(panel.monster[index].invincible) return;
+        panel.monster[index].life -= 1;
+        panel.playSE(5);
+        panel.monster[index].invincible = true;
+        if(panel.monster[index].life <= 0) panel.monster[index] = null;
+    }
+
+    public void interactNPC(int index) {
+        if(index == 999) {
+            if(panel.keyH.spacePressed) attacking = true;
+            return;
+        }
+        //if(!panel.keyH.spacePressed) return; //Only uncomment if text should only appear if player hits space
+        panel.gameState = GameState.DIALOGUE;
+        panel.npc[index].speak();
+    }
     public void speak() {
         //This method only exists for character specific things later...
         super.speak();
     }
 
+    // SETTING THINGS UP
+    public void setDefaultValues() {
+        worldX = panel.tileSize * 23;
+        worldY = panel.tileSize * 21;
+        speed = 4;
+        direction = Direction.DOWN;
+
+        // PLAYER STATUS (1 heart = 2 lives)
+        maxLife = 6;
+        life = maxLife;
+    }
     public void getPlayerImage()  {
         up1 = initEntitySprites("player/boy_up_1");
         up2 = initEntitySprites("player/boy_up_2");
@@ -145,7 +194,6 @@ public class Player extends Entity {
         right1 = initEntitySprites("player/boy_right_1");
         right2 = initEntitySprites("player/boy_right_2");
     }
-
     public void getPlayerAttackImage() {
         attackUp1 = initEntitySprites("player/attack/boy_attack_up_1", panel.tileSize, panel.tileSize*2);
         attackUp2 = initEntitySprites("player/attack/boy_attack_up_2", panel.tileSize, panel.tileSize*2);

src/de/miaurizius/jgame2d/entity/monster/GreenSlimeMON.java

@@ -27,17 +27,7 @@ public class GreenSlimeMON extends Entity {
         getImage();
     }
 
-    public void getImage() {
-        up1 = initEntitySprites("monster/greenslime_down_1");
-        up2 = initEntitySprites("monster/greenslime_down_2");
-        down1 = initEntitySprites("monster/greenslime_down_1");
-        down2 = initEntitySprites("monster/greenslime_down_2");
-        left1 = initEntitySprites("monster/greenslime_down_1");
-        left2 = initEntitySprites("monster/greenslime_down_2");
-        right1 = initEntitySprites("monster/greenslime_down_1");
-        right2 = initEntitySprites("monster/greenslime_down_2");
-    }
-
+    // INTERACTION
     public void setAction() {
         actionLock++;
         if(actionLock != 120) return; //lock action for x frames
@@ -50,4 +40,16 @@ public class GreenSlimeMON extends Entity {
         actionLock = 0;
     }
 
+    // SETTING THINGS UP
+    public void getImage() {
+        up1 = initEntitySprites("monster/greenslime_down_1");
+        up2 = initEntitySprites("monster/greenslime_down_2");
+        down1 = initEntitySprites("monster/greenslime_down_1");
+        down2 = initEntitySprites("monster/greenslime_down_2");
+        left1 = initEntitySprites("monster/greenslime_down_1");
+        left2 = initEntitySprites("monster/greenslime_down_2");
+        right1 = initEntitySprites("monster/greenslime_down_1");
+        right2 = initEntitySprites("monster/greenslime_down_2");
+    }
+
 }