feat(control) 摇杆优化

ui/VirtualJoystick.js

@@ -11,15 +11,19 @@ export class VirtualJoystick {
     this.radius = 50;
 
     // 仅在触屏设备显示
-    if ('ontouchstart' in window) {
-      this.create();
-      this.bindEvents();
-    }
+    // if ('ontouchstart' in window) {
+    //   this.create();
+    //   this.bindEvents();
+    // }
+    
+    // 在所有设备上都显示摇杆
+    this.create();
+    this.bindEvents();
   }
 
   create() {
-    const x = 100;
-    const y = this.scene.scale.height - 100;
+    const x = 200;
+    const y = this.scene.scale.height - 200;
     this.centerX = x;
     this.centerY = y;
 
@@ -75,4 +79,19 @@ export class VirtualJoystick {
     const dy = pointer.y - this.centerY;
     return Math.sqrt(dx * dx + dy * dy) <= this.radius + 20; // 容差
   }
+
+  /**
+   * 更新方法，用于在游戏循环中持续发送移动指令
+   */
+  update() {
+    if (this.isActive && this.pointer) {
+      const dx = this.pointer.x - this.centerX;
+      const dy = this.pointer.y - this.centerY;
+      
+      // 发送相对方向（归一化）
+      const dirX = dx / this.radius;
+      const dirY = dy / this.radius;
+      this.scene.events.emit('move-relative', { x: dirX, y: dirY });
+    }
+  }
 }