FAZA 3: Add 3 NPCs with random walk AI (zombie, villager, merchant)

src/utils/TextureGenerator.js

@@ -197,4 +197,97 @@ class TextureGenerator {
             pixel(ox + x, oy + 16, outlineColor);
         }
     }
+
+    // Generiraj NPC sprite (32x32px pixel art)
+    static createNPCSprite(scene, key = 'npc', type = 'zombie') {
+        const size = 32;
+        const canvas = scene.textures.createCanvas(key, size, size);
+        const ctx = canvas.getContext();
+
+        ctx.clearRect(0, 0, size, size);
+
+        const pixel = (x, y, color) => {
+            ctx.fillStyle = color;
+            ctx.fillRect(x, y, 1, 1);
+        };
+
+        const ox = 12;
+        const oy = 4;
+        const outlineColor = '#000000';
+
+        // Različne barve glede na tip
+        let skinColor, shirtColor, pantsColor;
+
+        switch (type) {
+            case 'zombie':
+                skinColor = '#9ACD32'; // Zelena koža
+                shirtColor = '#8B4513'; // Rjava raztrgana srajca
+                pantsColor = '#4A4A4A'; // Temno siva
+                break;
+            case 'villager':
+                skinColor = '#FFDBAC';
+                shirtColor = '#4169E1'; // Modra srajca
+                pantsColor = '#654321'; // Rjave hlače
+                break;
+            case 'merchant':
+                skinColor = '#FFDBAC';
+                shirtColor = '#DAA520'; // Zlata/rumena srajca
+                pantsColor = '#2F4F4F'; // Temno zelene hlače
+                break;
+            default:
+                skinColor = '#FFDBAC';
+                shirtColor = '#888888';
+                pantsColor = '#666666';
+        }
+
+        // Glava (brez klobuka za NPCje)
+        for (let y = 2; y < 6; y++) {
+            pixel(ox + 0, oy + y, outlineColor);
+            for (let x = 1; x < 7; x++) {
+                pixel(ox + x, oy + y, skinColor);
+            }
+            pixel(ox + 7, oy + y, outlineColor);
+        }
+
+        // Oči
+        pixel(ox + 2, oy + 4, outlineColor);
+        pixel(ox + 5, oy + 4, outlineColor);
+
+        // Telo - srajca
+        for (let y = 6; y < 11; y++) {
+            pixel(ox + 0, oy + y, outlineColor);
+            for (let x = 1; x < 7; x++) {
+                pixel(ox + x, oy + y, shirtColor);
+            }
+            pixel(ox + 7, oy + y, outlineColor);
+        }
+
+        // Roke
+        for (let y = 7; y < 10; y++) {
+            pixel(ox - 1, oy + y, skinColor);
+            pixel(ox - 2, oy + y, outlineColor);
+            pixel(ox + 8, oy + y, skinColor);
+            pixel(ox + 9, oy + y, outlineColor);
+        }
+
+        // Noge - hlače
+        for (let y = 11; y < 16; y++) {
+            pixel(ox + 0, oy + y, outlineColor);
+            pixel(ox + 1, oy + y, pantsColor);
+            pixel(ox + 2, oy + y, pantsColor);
+            pixel(ox + 3, oy + y, outlineColor);
+            pixel(ox + 4, oy + y, outlineColor);
+            pixel(ox + 5, oy + y, pantsColor);
+            pixel(ox + 6, oy + y, pantsColor);
+            pixel(ox + 7, oy + y, outlineColor);
+        }
+
+        // Dno nog
+        for (let x = 0; x < 8; x++) {
+            pixel(ox + x, oy + 16, outlineColor);
+        }
+
+        canvas.refresh();
+        return canvas;
+    }
 }