重构拆分设备连接/配置

app/tests/local_dimming.py

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+"""Local Dimming 测试逻辑（Step 4 重构）。
+
+从 pqAutomationApp.PQAutomationApp 中搬迁。每个函数第一行 `self = app`
+以保留原有 `self.xxx` 属性访问不变。
+"""
+
+import threading
+import tkinter as tk
+from tkinter import filedialog, messagebox
+
+def start_local_dimming_test(app):
+    """开始 Local Dimming 测试"""
+    self = app
+    # 检查设备连接
+    if not self.ca or not self.ucd.status:
+        messagebox.showerror("错误", "请先连接 CA410 和 UCD323")
+        return
+
+    # 禁用按钮
+    self.ld_start_btn.config(state=tk.DISABLED)
+    self.ld_stop_btn.config(state=tk.NORMAL)
+    self.ld_save_btn.config(state=tk.DISABLED)
+
+    # 清空结果
+    for item in self.ld_tree.get_children():
+        self.ld_tree.delete(item)
+
+    # 获取配置
+    wait_time = float(self.ld_wait_time_var.get())
+
+    # 在新线程中执行测试
+    def run_test():
+        from utils.local_dimming_test import LocalDimmingTest, LocalDimmingController
+
+        # 从设备当前 timing 获取分辨率
+        ld_ctrl = LocalDimmingController(self.ucd)
+        cur_w, cur_h = ld_ctrl.get_current_resolution()
+        resolution = f"{cur_w}x{cur_h}"
+
+        ld_test = LocalDimmingTest(
+            self.ucd,
+            self.ca,
+            log_callback=self.log_gui.log,
+        )
+
+        ld_test.wait_time = wait_time
+
+        results = ld_test.run_test(resolution=resolution)
+
+        # 保存到实例变量
+        self.ld_test_instance = ld_test
+        self.ld_test_results = results
+
+        # 更新结果显示
+        self.root.after(0, lambda: self.update_ld_results(results))
+
+        # 清理临时文件
+        ld_test.cleanup()
+
+        # 恢复按钮状态
+        self.root.after(0, lambda: self.ld_start_btn.config(state=tk.NORMAL))
+        self.root.after(0, lambda: self.ld_stop_btn.config(state=tk.DISABLED))
+        self.root.after(0, lambda: self.ld_save_btn.config(state=tk.NORMAL))
+
+    threading.Thread(target=run_test, daemon=True).start()
+
+
+def update_ld_results(app, results):
+    """更新 Local Dimming 结果显示"""
+    self = app
+    for percentage, x, y, lv, X, Y, Z in results:
+        self.ld_tree.insert(
+            "",
+            tk.END,
+            values=(f"{percentage}%", f"{lv:.2f}", f"{x:.4f}", f"{y:.4f}"),
+        )
+
+
+def stop_local_dimming_test(app):
+    """停止 Local Dimming 测试"""
+    self = app
+    if hasattr(self, "ld_test_instance"):
+        self.ld_test_instance.stop()
+
+
+def send_ld_window(app, percentage):
+    """发送指定百分比的窗口"""
+    self = app
+    if not self.ucd.status:
+        messagebox.showwarning("警告", "请先连接 UCD323 设备")
+        return
+
+    self.log_gui.log(f"🔆 发送 {percentage}% 窗口...")
+
+    # 记录当前百分比（用于测量）
+    self.current_ld_percentage = percentage
+
+    def send():
+        from utils.local_dimming_test import LocalDimmingController
+
+        ld_controller = LocalDimmingController(self.ucd)
+
+        # 从设备当前 timing 获取分辨率
+        width, height = ld_controller.get_current_resolution()
+
+        # 生成并发送图片
+        success = ld_controller.send_window_pattern_with_resolution(
+            percentage, width, height
+        )
+
+        if success:
+            self.root.after(
+                0, lambda: self.log_gui.log(f"✅ {percentage}% 窗口已发送")
+            )
+        else:
+            self.root.after(
+                0, lambda: self.log_gui.log(f"❌ {percentage}% 窗口发送失败")
+            )
+
+    threading.Thread(target=send, daemon=True).start()
+
+
+def measure_ld_luminance(app):
+    """测量当前亮度"""
+    self = app
+    if not self.ca:
+        messagebox.showwarning("警告", "请先连接 CA410 色度计")
+        return
+
+    if self.current_ld_percentage is None:
+        messagebox.showinfo("提示", "请先发送一个窗口图案")
+        return
+
+    self.log_gui.log("📏 正在采集亮度...")
+
+    def measure():
+        try:
+            x, y, lv, X, Y, Z = self.ca.readAllDisplay()
+
+            if lv is not None:
+                import datetime
+
+                timestamp = datetime.datetime.now().strftime("%H:%M:%S")
+
+                # 更新显示
+                self.root.after(
+                    0,
+                    lambda: self.ld_result_label.config(
+                        text=f"亮度: {lv:.2f} cd/m² | x: {x:.4f} | y: {y:.4f}"
+                    ),
+                )
+
+                # 添加到表格
+                self.root.after(
+                    0,
+                    lambda: self.ld_tree.insert(
+                        "",
+                        tk.END,
+                        values=(
+                            f"{self.current_ld_percentage}%",
+                            f"{lv:.2f}",
+                            f"{x:.4f}",
+                            f"{y:.4f}",
+                            timestamp,
+                        ),
+                    ),
+                )
+
+                self.root.after(
+                    0, lambda: self.log_gui.log(f"✅ 采集完成: {lv:.2f} cd/m²")
+                )
+            else:
+                self.root.after(0, lambda: self.log_gui.log("❌ 采集失败"))
+
+        except Exception as e:
+            self.root.after(0, lambda: self.log_gui.log(f"❌ 采集异常: {str(e)}"))
+
+    threading.Thread(target=measure, daemon=True).start()
+
+
+def clear_ld_records(app):
+    """清空测试记录"""
+    self = app
+    for item in self.ld_tree.get_children():
+        self.ld_tree.delete(item)
+    self.ld_result_label.config(text="亮度: -- cd/m² | x: -- | y: --")
+    self.current_ld_percentage = None
+    self.log_gui.log("🗑️ 测试记录已清空")
+
+
+def save_local_dimming_results(app):
+    """保存 Local Dimming 结果"""
+    self = app
+    from tkinter import filedialog
+    import csv
+    import datetime
+
+    if len(self.ld_tree.get_children()) == 0:
+        messagebox.showinfo("提示", "没有可保存的数据")
+        return
+
+    default_name = f"LocalDimming_{datetime.datetime.now().strftime('%Y%m%d_%H%M%S')}.csv"
+
+    save_path = filedialog.asksaveasfilename(
+        title="保存测试结果",
+        initialfile=default_name,
+        defaultextension=".csv",
+        filetypes=[("CSV 文件", "*.csv"), ("所有文件", "*.*")],
+    )
+
+    if not save_path:
+        return
+
+    try:
+        with open(save_path, "w", newline="", encoding="utf-8-sig") as f:
+            writer = csv.writer(f)
+            writer.writerow(["窗口百分比", "亮度 (cd/m²)", "x", "y", "时间"])
+
+            for item in self.ld_tree.get_children():
+                values = self.ld_tree.item(item, "values")
+                writer.writerow(values)
+
+        self.log_gui.log(f"✓ 测试结果已保存: {save_path}")
+        messagebox.showinfo("成功", f"测试结果已保存到:\n{save_path}")
+
+    except Exception as e:
+        self.log_gui.log(f"❌ 保存失败: {str(e)}")
+        messagebox.showerror("错误", f"保存失败: {str(e)}")