更新Windows上中文GUI显示

core/world.py

@@ -498,18 +498,108 @@ class CoreWorld(Meta3DWorld):
 
 
 
+    # def _loadFont(self):
+    #     """加载中文字体"""
+    #     try:
+    #         self.chinese_font = self.loader.loadFont('/usr/share/fonts/truetype/wqy/wqy-microhei.ttc')
+    #         if not self.chinese_font:
+    #             print("警告: 无法加载中文字体，将使用默认字体")
+    #         else:
+    #             print("✓ 中文字体加载成功")
+    #     except:
+    #         print("警告: 无法加载中文字体，将使用默认字体")
+    #         self.chinese_font = None
+
     def _loadFont(self):
-        """加载中文字体"""
+        """加载中文字体 - 跨平台，Panda3D 友好路径"""
         try:
-            self.chinese_font = self.loader.loadFont('/usr/share/fonts/truetype/wqy/wqy-microhei.ttc')
+            import os
+            import platform
+            from pathlib import Path
+            from panda3d.core import Filename
+
+            self.chinese_font = None  # 初始化
+
+            # --- 平台与项目根 ---
+            system = platform.system().lower()
+            project_root = Path(__file__).resolve().parent.parent  # 上两级
+
+            # --- 候选字体路径（按平台） ---
+            if system == "windows":
+                win_dir = os.environ.get("WINDIR") or r"C:\Windows"
+                win_fonts_dir = Path(win_dir) / "Fonts"
+                font_candidates = [
+                    project_root / "RenderPipelineFile" / "data" / "font" / "msyh.ttc",
+                    win_fonts_dir / "msyh.ttc",
+                    win_fonts_dir / "msyh.ttf",
+                    win_fonts_dir / "simhei.ttf",
+                    win_fonts_dir / "simsun.ttc",
+                ]
+            elif system == "darwin":  # macOS
+                font_candidates = [
+                    Path("/System/Library/Fonts/PingFang.ttc"),
+                    Path("/System/Library/Fonts/STHeiti.ttc"),
+                    Path("/Library/Fonts/Songti.ttc"),
+                ]
+            else:  # Linux / 其他
+                font_candidates = [
+                    Path("/usr/share/fonts/truetype/wqy/wqy-microhei.ttc"),
+                    Path("/usr/share/fonts/truetype/wqy/wqy-zenhei.ttc"),
+                    Path("/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf"),
+                ]
+
+            # --- 逐个尝试加载 ---
+            for os_path in font_candidates:
+                os_path_str = str(os_path)
+                if not os.path.exists(os_path_str):
+                    # 文件确实不存在就跳过
+                    continue
+
+                # 1) 先把 OS 路径转换成 Panda 内部路径（/d/... 或 /usr/...）
+                panda_fn = Filename.fromOsSpecific(os_path_str)
+                panda_fn.makeTrueCase()  # Windows 上修正大小写（更稳）
+                panda_internal = panda_fn.getFullpath()  # 取“内部样式”的字符串
+
+                # 2) 打印便于对照 Panda 的日志
+                try:
+                    print(f"[FontLoader] 尝试加载: {panda_internal}")
+                except Exception:
+                    pass
+
+                try:
+                    # 3) 传“字符串”给 loader.loadFont（关键修复点）
+                    font = self.loader.loadFont(panda_internal)
+                    if font:
+                        self.chinese_font = font
+                        print("✓ 中文字体加载成功:", os_path_str)
+                        break
+                    else:
+                        print("[FontLoader] 返回空字体对象，继续尝试下一个候选...")
+                except TypeError as te:
+                    # 某些旧版绑定只接受 str，不接受 Filename；此处已传 str，若仍报错再兜底一次
+                    try:
+                        font = self.loader.loadFont(str(panda_fn))  # 退一步：str(Filename)
+                        if font:
+                            self.chinese_font = font
+                            print("✓ 中文字体加载成功(备用API):", os_path_str)
+                            break
+                        else:
+                            print("[FontLoader] 备用API仍返回空字体对象，继续…")
+                    except Exception as te2:
+                        print(f"[FontLoader] 加载失败(TypeError)，继续下一个: {os_path}，原因: {te2}")
+                except Exception as e:
+                    print(f"[FontLoader] 加载失败，继续下一个: {os_path}，原因: {e}")
+
+            # --- 兜底 ---
             if not self.chinese_font:
-                print("警告: 无法加载中文字体，将使用默认字体")
-            else:
-                print("✓ 中文字体加载成功")
-        except:
-            print("警告: 无法加载中文字体，将使用默认字体")
+                print("警告: 无法加载中文字体，将使用默认字体（可能导致中文显示不全）")
+                self.chinese_font = None
+
+        except Exception as e:
+            print(f"警告: 加载中文字体时发生错误: {e}")
             self.chinese_font = None
 
+
     def setQtWidget(self, widget):
         """设置Qt部件引用"""
         self.qtWidget = widget