修改深色模式下结果图片显示异常

app/device/connection.py

@@ -25,6 +25,7 @@ from typing import TYPE_CHECKING
 from app.ucd_domain import ConnectionChanged, UcdError
 from drivers.caSerail import CASerail
 from drivers.ucd_driver import DeviceInfo
+from app.views.modern_styles import get_theme_palette
 
 from typing import TYPE_CHECKING
 
@@ -189,8 +190,7 @@ class ConnectionController:
             self.disconnect_ucd()
             self.disconnect_ca()
             self._enable_widgets()
-            self._app.ucd_status_indicator.config(bg="gray")
-            self._app.ca_status_indicator.config(bg="gray")
+            self._app.refresh_connection_indicators()
             self._app.status_var.set("串口连接已断开")
         except Exception as exc:  # noqa: BLE001
             self._log(f"断开连接时发生错误: {exc}", level="info")
@@ -212,10 +212,7 @@ class ConnectionController:
             )
         app.ca_com_combo.config(values=com_ports)
 
-        if hasattr(app, "ucd_status_indicator"):
-            app.ucd_status_indicator.config(bg="gray")
-        if hasattr(app, "ca_status_indicator"):
-            app.ca_status_indicator.config(bg="gray")
+        app.refresh_connection_indicators()
 
         app.update_config()
 
@@ -254,7 +251,45 @@ def check_com_connections(self: "PQAutomationApp"):
 
 
 def update_connection_indicator(self: "PQAutomationApp", indicator, connected):
-    indicator.config(bg="green" if connected else "red")
+    _draw_connection_indicator(indicator, "green" if connected else "red")
+
+
+def refresh_connection_indicators(self: "PQAutomationApp"):
+    """根据当前设备状态重画 UCD / CA 指示灯。"""
+    if hasattr(self, "ucd_status_indicator"):
+        ucd_connected = bool(getattr(self.ucd, "status", False))
+        _draw_connection_indicator(
+            self.ucd_status_indicator,
+            "green" if ucd_connected else "gray",
+        )
+    if hasattr(self, "ca_status_indicator"):
+        ca_connected = getattr(self, "ca", None) is not None
+        _draw_connection_indicator(
+            self.ca_status_indicator,
+            "green" if ca_connected else "gray",
+        )
+
+
+def _draw_connection_indicator(canvas, state: str) -> None:
+    palette = get_theme_palette()
+    color_map = {
+        "green": "#2ECC71",
+        "red": "#E74C3C",
+        "gray": "#9AA3AD",
+    }
+    fill = color_map.get(state, state)
+    border = palette["border"]
+    bg = palette["card_bg"]
+    try:
+        canvas.configure(bg=bg, highlightbackground=border, highlightcolor=border)
+        canvas.delete("all")
+        # 保持原有视觉：方形状态灯（红/绿/灰）
+        canvas.create_rectangle(0, 0, 15, 15, fill=fill, outline=border, width=1)
+    except Exception:
+        try:
+            canvas.config(bg=fill)
+        except Exception:
+            pass
 
 
 def check_port_connection(self: "PQAutomationApp", is_ucd=True):
@@ -323,6 +358,7 @@ __all__ = [
     "refresh_com_ports",
     "check_com_connections",
     "update_connection_indicator",
+    "refresh_connection_indicators",
     "check_port_connection",
     "enable_com_widgets",
     "disconnect_com_connections",
@@ -338,6 +374,7 @@ class DeviceConnectionMixin:
     refresh_com_ports = refresh_com_ports
     check_com_connections = check_com_connections
     update_connection_indicator = update_connection_indicator
+    refresh_connection_indicators = refresh_connection_indicators
     check_port_connection = check_port_connection
     enable_com_widgets = enable_com_widgets
     disconnect_com_connections = disconnect_com_connections

app/plots/plot_accuracy.py

@@ -9,7 +9,10 @@ from typing import TYPE_CHECKING
 
 from matplotlib.patches import Rectangle
 from matplotlib.lines import Line2D
-from matplotlib.patches import Circle
+import matplotlib.colors as mcolors
+import numpy as np
+
+from app.views.modern_styles import get_theme_palette
 
 from app.plots.gamut_background import get_cie1976_background
 from app.tests.color_accuracy import get_accuracy_color_standards
@@ -112,6 +115,9 @@ def _draw_left_panel(ax, color_patches, delta_e_values, font_scale=1.0, dark_mod
         spine.set_linewidth(0.9)
 
 
+
+
+
 # ============================================================
 # 子图：CIE 1976 u'v' 色度图（目标 vs 实测）
 # ============================================================
@@ -121,12 +127,14 @@ def _draw_uv_diagram(ax, color_patches, measurements, standards, font_scale=1.0,
     ax.clear()
     try:
         bg, bbox = get_cie1976_background()
+        if bg.shape[-1] == 4:
+            bg = bg[:, :, :3]
         xmin, xmax, ymin, ymax = bbox
         ax.imshow(
             bg,
             extent=(xmin, xmax, ymin, ymax),
             origin="lower",
-            interpolation="bicubic",
+            interpolation="bilinear",
             zorder=0,
             aspect="auto",
         )
@@ -181,8 +189,10 @@ def _draw_uv_diagram(ax, color_patches, measurements, standards, font_scale=1.0,
         s_u, s_v = _xy_to_uv(sx, sy)
 
         # face = get_patch_color_from_xy(name, (sx, sy)).strip().upper()
-        face = _COLOR_MAP.get(name, "#888888")
-        print(name, face)
+        face = _COLOR_MAP.get(name, "#FFFFFF")
+        # face = get_patch_color_from_xy(name, (mx, my))
+        # face = "#FF0000"
+
 
         # 目标点（Target） 空心方框
         ax.scatter(
@@ -300,17 +310,24 @@ def _draw_result_judgement(ax, accuracy_data, font_scale=1.0, dark_mode=False):
 
 def plot_accuracy(self: "PQAutomationApp", accuracy_data, test_type):
     """绘制色准测试结果 - Calman 风格（色块 + CIE 1976 u'v' + 统计）。"""
-
-    fig = self.accuracy_fig
-    fig.clear()
-
+    palette = get_theme_palette()
     try:
         from app.views.theme_manager import is_dark
         dark_mode = is_dark()
     except Exception:
         dark_mode = False
 
-    fig.patch.set_facecolor("#1B1F24" if dark_mode else "#FFFFFF")
+    fig = self.accuracy_fig
+    fig.clear()
+    try:
+        fig.set_layout_engine(None)
+    except Exception:
+        try:
+            fig.set_tight_layout(False)
+        except Exception:
+            pass
+
+    fig.patch.set_facecolor(palette["bg"])
 
     # 根据当前画布像素尺寸动态缩放字体，避免窗口缩小时文字挤压重叠。
     font_scale = 1.0
@@ -341,13 +358,12 @@ def plot_accuracy(self: "PQAutomationApp", accuracy_data, test_type):
     else:
         title = f"{test_type_name} - 色准测试（全 29色 | Gamma {target_gamma}）"
 
-    title_color = "#F3F5F7" if dark_mode else "#111"
     fig.suptitle(
         title,
         fontsize=max(8, 11 * font_scale),
         y=0.975,
         fontweight="bold",
-        color=title_color,
+        color=palette["fg"],
     )
 
     gs = fig.add_gridspec(
@@ -362,6 +378,8 @@ def plot_accuracy(self: "PQAutomationApp", accuracy_data, test_type):
     ax_left = fig.add_subplot(gs[0, 0])
     ax_uv = fig.add_subplot(gs[0, 1])
     ax_judge = fig.add_subplot(gs[1, :])
+    for ax in (ax_left, ax_uv, ax_judge):
+        ax.set_facecolor(palette["card_bg"])
 
     # 兼容外部对 self.accuracy_ax 的引用
     self.accuracy_ax = ax_judge

app/plots/plot_cct.py

@@ -4,6 +4,7 @@ Step 2 重构：从 pqAutomationApp.PQAutomationApp.plot_cct 原样搬迁。
 """
 
 import numpy as np
+from app.views.modern_styles import get_theme_palette
 
 from typing import TYPE_CHECKING
 
@@ -11,11 +12,36 @@ if TYPE_CHECKING:
     from pqAutomationApp import PQAutomationApp
 
 
+def _is_dark_palette(palette: dict[str, str]) -> bool:
+    """根据主题背景色亮度判断是否深色主题。"""
+    bg = palette.get("bg", "#FFFFFF").lstrip("#")
+    try:
+        r = int(bg[0:2], 16)
+        g = int(bg[2:4], 16)
+        b = int(bg[4:6], 16)
+    except Exception:
+        return False
+    return (r * 299 + g * 587 + b * 114) / 1000 < 128
+
+
 
 def plot_cct(self: "PQAutomationApp", test_type):
     """绘制 x 和 y 坐标分离图 - 每个点标注纵坐标值"""
+    palette = get_theme_palette()
+    dark_mode = _is_dark_palette(palette)
+    x_line_color = "#2F8BFF" if dark_mode else "#0A4BFF"
+    y_line_color = "#FF4D4D" if dark_mode else "#D90429"
+    ideal_line_color = "#00C853" if dark_mode else "#198754"
+    x_tol_color = "#FF7070" if dark_mode else "#C0392B"
+    y_tol_color = "#FFB74D" if dark_mode else "#D68910"
+    grid_color = "#566070" if dark_mode else "#B8BDC3"
+    axis_text = "#EDF2FA" if dark_mode else palette["fg"]
+    axis_sub_text = "#C8D2E0" if dark_mode else "#222222"
+    legend_bg = "#131821" if dark_mode else "#FFFFFF"
+    legend_edge = "#A4B2C6" if dark_mode else palette["border"]
 
     self.cct_fig.clear()
+    self.cct_fig.patch.set_facecolor(palette["bg"])
 
     gray_data = self.results.get_intermediate_data("shared", "gray")
     if not gray_data:
@@ -31,7 +57,7 @@ def plot_cct(self: "PQAutomationApp", test_type):
             ha="center",
             va="center",
             fontsize=14,
-            color="red",
+            color=palette["danger"],
         )
         ax.axis("off")
         self.cct_canvas.draw()
@@ -111,12 +137,20 @@ def plot_cct(self: "PQAutomationApp", test_type):
     # 为所有测试类型创建子图
     ax1 = self.cct_fig.add_subplot(211)
     ax2 = self.cct_fig.add_subplot(212)
+    for ax in (ax1, ax2):
+        ax.set_facecolor(palette["card_bg"])
+        for spine in ax.spines.values():
+            spine.set_color(palette["border"])
+        ax.tick_params(labelsize=8, colors=axis_sub_text)
+        ax.xaxis.label.set_color(axis_text)
+        ax.yaxis.label.set_color(axis_text)
 
     # ========== 上图：x coordinates ==========
     ax1.plot(
         grayscale,
         x_measured,
-        "b-o",
+        color=x_line_color,
+        marker="o",
         label="屏本体",
         linewidth=2,
         markersize=4,
@@ -133,13 +167,13 @@ def plot_cct(self: "PQAutomationApp", test_type):
             ha="center",
             va="bottom",
             fontsize=7,
-            color="blue",
+            color=x_line_color,
             bbox=dict(
                 boxstyle="round,pad=0.2",
-                facecolor="white",
-                edgecolor="blue",
-                alpha=0.8,
-                linewidth=0.5,
+                facecolor=palette["card_bg"],
+                edgecolor=x_line_color,
+                alpha=0.92 if dark_mode else 0.85,
+                linewidth=0.8,
             ),
         )
 
@@ -147,7 +181,7 @@ def plot_cct(self: "PQAutomationApp", test_type):
     full_grayscale = np.linspace(0, 100, 100)
     ax1.axhline(
         y=x_ideal,
-        color="green",
+        color=ideal_line_color,
         linestyle="--",
         linewidth=1.5,
         label=f"x-ideal ({x_ideal:.4f})",
@@ -155,30 +189,34 @@ def plot_cct(self: "PQAutomationApp", test_type):
     )
     ax1.axhline(
         y=x_low,
-        color="red",
+        color=x_tol_color,
         linestyle=":",
         linewidth=1,
-        alpha=0.7,
+        alpha=0.95 if dark_mode else 0.7,
         label=f"x-low ({x_low:.4f})",
         zorder=2,
     )
     ax1.axhline(
         y=x_high,
-        color="red",
+        color=x_tol_color,
         linestyle=":",
         linewidth=1,
-        alpha=0.7,
+        alpha=0.95 if dark_mode else 0.7,
         label=f"x-high ({x_high:.4f})",
         zorder=2,
     )
     ax1.fill_between(
-        full_grayscale, x_low, x_high, alpha=0.15, color="blue", zorder=1
+        full_grayscale,
+        x_low,
+        x_high,
+        alpha=0.22 if dark_mode else 0.15,
+        color=x_line_color,
+        zorder=1,
     )
 
-    ax1.set_xlabel("灰阶 (%)", fontsize=9)
-    ax1.set_ylabel("CIE x", fontsize=9)
-    ax1.grid(True, linestyle="--", alpha=0.3)
-    ax1.tick_params(labelsize=8)
+    ax1.set_xlabel("灰阶 (%)", fontsize=9, color=axis_text)
+    ax1.set_ylabel("CIE x", fontsize=9, color=axis_text)
+    ax1.grid(True, linestyle="--", alpha=0.45 if dark_mode else 0.3, color=grid_color)
     ax1.set_xlim(0, 105)
 
     # 纵坐标范围由用户参数控制
@@ -211,7 +249,8 @@ def plot_cct(self: "PQAutomationApp", test_type):
     ax2.plot(
         grayscale,
         y_measured,
-        "r-o",
+        color=y_line_color,
+        marker="o",
         label="屏本体",
         linewidth=2,
         markersize=4,
@@ -228,19 +267,19 @@ def plot_cct(self: "PQAutomationApp", test_type):
             ha="center",
             va="bottom",
             fontsize=7,
-            color="red",
+            color=y_line_color,
             bbox=dict(
                 boxstyle="round,pad=0.2",
-                facecolor="white",
-                edgecolor="red",
-                alpha=0.8,
-                linewidth=0.5,
+                facecolor=palette["card_bg"],
+                edgecolor=y_line_color,
+                alpha=0.92 if dark_mode else 0.85,
+                linewidth=0.8,
             ),
         )
 
     ax2.axhline(
         y=y_ideal,
-        color="green",
+        color=ideal_line_color,
         linestyle="--",
         linewidth=1.5,
         label=f"y-ideal ({y_ideal:.4f})",
@@ -248,30 +287,34 @@ def plot_cct(self: "PQAutomationApp", test_type):
     )
     ax2.axhline(
         y=y_low,
-        color="orange",
+        color=y_tol_color,
         linestyle=":",
         linewidth=1,
-        alpha=0.7,
+        alpha=0.95 if dark_mode else 0.7,
         label=f"y-low ({y_low:.4f})",
         zorder=2,
     )
     ax2.axhline(
         y=y_high,
-        color="orange",
+        color=y_tol_color,
         linestyle=":",
         linewidth=1,
-        alpha=0.7,
+        alpha=0.95 if dark_mode else 0.7,
         label=f"y-high ({y_high:.4f})",
         zorder=2,
     )
     ax2.fill_between(
-        full_grayscale, y_low, y_high, alpha=0.15, color="orange", zorder=1
+        full_grayscale,
+        y_low,
+        y_high,
+        alpha=0.22 if dark_mode else 0.15,
+        color=y_tol_color,
+        zorder=1,
     )
 
-    ax2.set_xlabel("灰阶 (%)", fontsize=9)
-    ax2.set_ylabel("CIE y", fontsize=9)
-    ax2.grid(True, linestyle="--", alpha=0.3)
-    ax2.tick_params(labelsize=8)
+    ax2.set_xlabel("灰阶 (%)", fontsize=9, color=axis_text)
+    ax2.set_ylabel("CIE y", fontsize=9, color=axis_text)
+    ax2.grid(True, linestyle="--", alpha=0.45 if dark_mode else 0.3, color=grid_color)
     ax2.set_xlim(0, 105)
 
     # 纵坐标范围由用户参数控制
@@ -307,6 +350,7 @@ def plot_cct(self: "PQAutomationApp", test_type):
         fontsize=12,
         y=0.98,
         fontweight="bold",
+        color=palette["fg"],
     )
 
     self.cct_fig.subplots_adjust(
@@ -317,12 +361,25 @@ def plot_cct(self: "PQAutomationApp", test_type):
         hspace=0.30,
     )
 
-    ax1.legend(
-        fontsize=7, loc="center left", bbox_to_anchor=(1.05, 0.5), framealpha=1.0
+    legend1 = ax1.legend(
+        fontsize=7,
+        loc="center left",
+        bbox_to_anchor=(1.05, 0.5),
+        framealpha=0.92 if dark_mode else 1.0,
+        facecolor=legend_bg,
+        edgecolor=legend_edge,
     )
-    ax2.legend(
-        fontsize=7, loc="center left", bbox_to_anchor=(1.05, 0.5), framealpha=1.0
+    legend2 = ax2.legend(
+        fontsize=7,
+        loc="center left",
+        bbox_to_anchor=(1.05, 0.5),
+        framealpha=0.92 if dark_mode else 1.0,
+        facecolor=legend_bg,
+        edgecolor=legend_edge,
     )
+    for legend in (legend1, legend2):
+        for text in legend.get_texts():
+            text.set_color(axis_text)
 
     self.cct_canvas.draw()
     self.chart_notebook.select(self.cct_chart_frame)

app/plots/plot_contrast.py

@@ -4,6 +4,7 @@ Step 2 重构：从 pqAutomationApp.PQAutomationApp.plot_contrast 原样搬迁
 """
 
 from matplotlib.patches import Rectangle
+from app.views.modern_styles import get_theme_palette
 
 from typing import TYPE_CHECKING
 
@@ -14,9 +15,12 @@ if TYPE_CHECKING:
 
 def plot_contrast(self: "PQAutomationApp", contrast_data, test_type):
     """绘制对比度测试结果 - 固定布局版本"""
+    palette = get_theme_palette()
 
     # 清空并重置
     self.contrast_ax.clear()
+    self.contrast_fig.patch.set_facecolor(palette["bg"])
+    self.contrast_ax.set_facecolor(palette["card_bg"])
     self.contrast_ax.set_xlim(0, 1)
     self.contrast_ax.set_ylim(0, 1)
     self.contrast_ax.axis("off")
@@ -51,6 +55,7 @@ def plot_contrast(self: "PQAutomationApp", contrast_data, test_type):
         fontsize=12,
         y=0.98,
         fontweight="bold",
+        color=palette["fg"],
     )
 
     # ========== 中央大对比度卡片 ==========
@@ -107,16 +112,16 @@ def plot_contrast(self: "PQAutomationApp", contrast_data, test_type):
             "title": "白场亮度",
             "value": f"{max_lum:.2f}",
             "unit": "cd/m²",
-            "color": "#E3F2FD",
-            "edge_color": "#2196F3",
+            "color": palette["surface_alt_bg"],
+            "edge_color": palette["primary"],
         },
         {
             "x": start_x + card_width + gap,
             "title": "黑场亮度",
             "value": f"{min_lum:.4f}",
             "unit": "cd/m²",
-            "color": "#F3E5F5",
-            "edge_color": "#9C27B0",
+            "color": palette["card_bg"],
+            "edge_color": palette["secondary"],
         },
     ]
 
@@ -142,6 +147,7 @@ def plot_contrast(self: "PQAutomationApp", contrast_data, test_type):
             va="top",
             fontsize=10,
             fontweight="bold",
+            color=palette["fg"],
             transform=self.contrast_ax.transAxes,
         )
 
@@ -154,6 +160,7 @@ def plot_contrast(self: "PQAutomationApp", contrast_data, test_type):
             va="center",
             fontsize=16,
             fontweight="bold",
+            color=palette["fg"],
             transform=self.contrast_ax.transAxes,
         )
 
@@ -165,7 +172,7 @@ def plot_contrast(self: "PQAutomationApp", contrast_data, test_type):
             ha="center",
             va="bottom",
             fontsize=9,
-            color="gray",
+            color=palette["muted_fg"],
             transform=self.contrast_ax.transAxes,
         )
 

app/plots/plot_eotf.py

@@ -4,6 +4,7 @@ Step 2 重构：从 pqAutomationApp.PQAutomationApp.plot_eotf 原样搬迁。
 """
 
 import numpy as np
+from app.views.modern_styles import get_theme_palette
 
 from typing import TYPE_CHECKING
 
@@ -14,15 +15,21 @@ if TYPE_CHECKING:
 
 def plot_eotf(self: "PQAutomationApp", L_bar, results_with_eotf_list, test_type):
     """绘制 EOTF 曲线 + 数据表格（HDR 专用，包含实测亮度）"""
+    palette = get_theme_palette()
 
     # ========== 1. 清空并重置左侧曲线 ==========
     self.eotf_ax.clear()
+    self.eotf_fig.patch.set_facecolor(palette["bg"])
+    self.eotf_ax.set_facecolor(palette["card_bg"])
     self.eotf_ax.set_xlim(0, 105)
     self.eotf_ax.set_ylim(0, 1.1)
     self.eotf_ax.set_xlabel("灰阶 (%)", fontsize=10)
     self.eotf_ax.set_ylabel("L_bar", fontsize=10)
     self.eotf_ax.grid(True, linestyle="--", alpha=0.3)
     self.eotf_ax.tick_params(labelsize=9)
+    self.eotf_ax.tick_params(colors=palette["fg"])
+    for spine in self.eotf_ax.spines.values():
+        spine.set_color(palette["border"])
 
     # 生成横坐标（灰阶百分比）
     x_values = np.linspace(0, 100, len(L_bar))
@@ -120,17 +127,17 @@ def plot_eotf(self: "PQAutomationApp", L_bar, results_with_eotf_list, test_type)
     # 表头样式
     for i in range(4):
         cell = table[(0, i)]
-        cell.set_facecolor("#4472C4")
-        cell.set_text_props(weight="bold", color="white")
+        cell.set_facecolor(palette["primary"])
+        cell.set_text_props(weight="bold", color=palette["select_fg"])
 
     # 数据行交替颜色
     for i in range(1, len(table_data)):
         for j in range(4):
             cell = table[(i, j)]
             if i % 2 == 0:
-                cell.set_facecolor("#E7E6E6")
+                cell.set_facecolor(palette["surface_alt_bg"])
             else:
-                cell.set_facecolor("#FFFFFF")
+                cell.set_facecolor(palette["card_bg"])
 
     # ========== 3. 总标题 ==========
     test_type_name = self.get_test_type_name(test_type)
@@ -139,6 +146,7 @@ def plot_eotf(self: "PQAutomationApp", L_bar, results_with_eotf_list, test_type)
         fontsize=12,
         y=0.98,
         fontweight="bold",
+        color=palette["fg"],
     )
 
     # 选中 EOTF Tab

app/plots/plot_gamma.py

@@ -4,6 +4,7 @@ Step 2 重构：从 pqAutomationApp.PQAutomationApp.plot_gamma 原样搬迁。
 """
 
 import numpy as np
+from app.views.modern_styles import get_theme_palette
 
 from typing import TYPE_CHECKING
 
@@ -11,18 +12,44 @@ if TYPE_CHECKING:
     from pqAutomationApp import PQAutomationApp
 
 
+def _is_dark_palette(palette: dict[str, str]) -> bool:
+    """根据主题背景色亮度判断是否深色主题。"""
+    bg = palette.get("bg", "#FFFFFF").lstrip("#")
+    try:
+        r = int(bg[0:2], 16)
+        g = int(bg[2:4], 16)
+        b = int(bg[4:6], 16)
+    except Exception:
+        return False
+    return (r * 299 + g * 587 + b * 114) / 1000 < 128
+
+
 
 def plot_gamma(self: "PQAutomationApp", L_bar, results_with_gamma_list, target_gamma, test_type):
     """绘制Gamma曲线 + 数据表格（包含实测亮度）"""
+    palette = get_theme_palette()
+    dark_mode = _is_dark_palette(palette)
+    line_actual = "#3FA7FF" if dark_mode else "#0A4BFF"
+    line_ideal = "#FF6B6B" if dark_mode else "#D62828"
+    grid_color = "#566070" if dark_mode else "#B8BDC3"
+    legend_bg = "#131821" if dark_mode else "#FFFFFF"
+    legend_edge = "#A4B2C6" if dark_mode else palette["border"]
+    table_edge = "#738196" if dark_mode else palette["border"]
+    table_body_fg = "#EEF3FA" if dark_mode else palette["fg"]
 
     # ========== 1. 清空并重置左侧曲线 ==========
     self.gamma_ax.clear()
+    self.gamma_fig.patch.set_facecolor(palette["bg"])
+    self.gamma_ax.set_facecolor(palette["card_bg"])
     self.gamma_ax.set_xlim(0, 105)
     self.gamma_ax.set_ylim(0, 1.1)
-    self.gamma_ax.set_xlabel("灰阶 (%)", fontsize=10)
-    self.gamma_ax.set_ylabel("L_bar", fontsize=10)
-    self.gamma_ax.grid(True, linestyle="--", alpha=0.3)
+    self.gamma_ax.set_xlabel("灰阶 (%)", fontsize=10, color=palette["fg"])
+    self.gamma_ax.set_ylabel("L_bar", fontsize=10, color=palette["fg"])
+    self.gamma_ax.grid(True, linestyle="--", alpha=0.45 if dark_mode else 0.3, color=grid_color)
     self.gamma_ax.tick_params(labelsize=9)
+    self.gamma_ax.tick_params(colors=palette["fg"])
+    for spine in self.gamma_ax.spines.values():
+        spine.set_color(palette["border"])
 
     # 生成横坐标（灰阶百分比）
     x_values = np.linspace(0, 100, len(L_bar))
@@ -46,7 +73,8 @@ def plot_gamma(self: "PQAutomationApp", L_bar, results_with_gamma_list, target_g
     self.gamma_ax.plot(
         x_values,
         L_bar,
-        "b-o",
+        color=line_actual,
+        marker="o",
         label=f"实测 (平均γ={avg_gamma:.2f})",
         linewidth=2,
         markersize=4,
@@ -58,15 +86,24 @@ def plot_gamma(self: "PQAutomationApp", L_bar, results_with_gamma_list, target_g
     self.gamma_ax.plot(
         x_values,
         ideal_L_bar,
-        "r--",
+        color=line_ideal,
+        linestyle="--",
         label=f"理想 (γ={target_gamma})",
         linewidth=2,
-        alpha=0.7,
+        alpha=0.9 if dark_mode else 0.7,
         zorder=3,
     )
 
     # 图例
-    self.gamma_ax.legend(fontsize=9, loc="upper left", framealpha=0.95)
+    legend = self.gamma_ax.legend(
+        fontsize=9,
+        loc="upper left",
+        framealpha=0.9 if dark_mode else 0.95,
+        facecolor=legend_bg,
+        edgecolor=legend_edge,
+    )
+    for text in legend.get_texts():
+        text.set_color(palette["fg"])
 
     # ========== 2. 清空并绘制右侧表格 ==========
     self.gamma_table_ax.clear()
@@ -120,17 +157,22 @@ def plot_gamma(self: "PQAutomationApp", L_bar, results_with_gamma_list, target_g
     # 表头样式
     for i in range(4):
         cell = table[(0, i)]
-        cell.set_facecolor("#4472C4")
-        cell.set_text_props(weight="bold", color="white")
+        cell.set_facecolor(palette["primary"])
+        cell.set_text_props(weight="bold", color=palette["select_fg"])
+        cell.set_edgecolor(table_edge)
+        cell.set_linewidth(0.8)
 
     # 数据行交替颜色
     for i in range(1, len(table_data)):
         for j in range(4):
             cell = table[(i, j)]
             if i % 2 == 0:
-                cell.set_facecolor("#E7E6E6")
+                cell.set_facecolor(palette["surface_alt_bg"])
             else:
-                cell.set_facecolor("#FFFFFF")
+                cell.set_facecolor(palette["card_bg"])
+            cell.set_text_props(color=table_body_fg)
+            cell.set_edgecolor(table_edge)
+            cell.set_linewidth(0.6)
 
     # ========== 3. 总标题 ==========
     test_type_name = self.get_test_type_name(test_type)
@@ -139,6 +181,7 @@ def plot_gamma(self: "PQAutomationApp", L_bar, results_with_gamma_list, target_g
         fontsize=12,
         y=0.98,
         fontweight="bold",
+        color=palette["fg"],
     )
 
     # ========== 4. 绘制到画布 ==========

app/plots/plot_gamut.py

@@ -178,7 +178,7 @@ def _style_axes(ax, *, title, xlabel, ylabel, xlim, ylim, dark_mode):
     ax.set_ylabel(ylabel, fontsize=10, color=text)
     ax.set_xlim(*xlim)
     ax.set_ylim(*ylim)
-    ax.set_aspect("equal", adjustable="datalim")
+    ax.set_aspect("equal", adjustable="box")
     ax.grid(True, linestyle=":", linewidth=0.7, color=grid, alpha=0.32)
     ax.tick_params(axis="both", labelsize=9, colors=text)
     for spine in ax.spines.values():
@@ -193,8 +193,10 @@ def _blit_background(ax, background, bbox):
     ax.imshow(
         background,
         extent=(xmin, xmax, ymin, ymax),
-        origin="upper",          # canvas.buffer_rgba 行 0 为顶部
-        interpolation="bicubic",
+        # gamut_background._render_chromaticity 已做过 np.flipud，
+        # 这里必须使用 lower 才能与真实色度坐标方向一致。
+        origin="lower",
+        interpolation="bilinear",
         zorder=0,
         aspect="auto",           # 由 _style_axes 的 set_aspect("equal") 控制
     )

app/views/chart_frame.py

@@ -9,6 +9,7 @@ import ttkbootstrap as ttk
 import matplotlib.pyplot as plt
 from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg
 from app.views.pq_debug_panel import PQDebugPanel
+from app.views.modern_styles import get_theme_palette
 
 from typing import TYPE_CHECKING
 
@@ -19,8 +20,7 @@ if TYPE_CHECKING:
 def _result_bg_color() -> str:
     """根据当前主题返回结果图背景色。"""
     try:
-        from app.views.theme_manager import is_dark
-        return "#1B1F24" if is_dark() else "#FFFFFF"
+        return get_theme_palette()["bg"]
     except Exception:
         return "#FFFFFF"
 
@@ -55,6 +55,19 @@ def apply_result_chart_theme(self: "PQAutomationApp"):
                 pass
 
 
+def _apply_axes_theme(ax, palette, *, title=None, xlabel=None, ylabel=None):
+    ax.set_facecolor(palette["card_bg"])
+    for spine in ax.spines.values():
+        spine.set_color(palette["border"])
+    if title is not None:
+        ax.set_title(title, color=palette["fg"])
+    if xlabel is not None:
+        ax.set_xlabel(xlabel, color=palette["fg"])
+    if ylabel is not None:
+        ax.set_ylabel(ylabel, color=palette["fg"])
+    ax.tick_params(axis="both", colors=palette["fg"])
+
+
 def init_gamut_chart(self: "PQAutomationApp"):
     """初始化色域图表 - 手动设置subplot位置，完全避免重叠"""
     container = ttk.Frame(self.gamut_chart_frame)
@@ -154,8 +167,10 @@ def init_gamma_chart(self: "PQAutomationApp"):
     """初始化Gamma曲线图表 - 左侧曲线 + 右侧表格（4列 + 通用说明）"""
     container = ttk.Frame(self.gamma_chart_frame)
     container.pack(expand=True, fill=tk.BOTH)
+    palette = get_theme_palette()
 
     self.gamma_fig = plt.Figure(figsize=(12, 6), dpi=100, constrained_layout=False)
+    self.gamma_fig.patch.set_facecolor(palette["bg"])
     self.gamma_canvas = FigureCanvasTkAgg(self.gamma_fig, master=container)
 
     canvas_widget = self.gamma_canvas.get_tk_widget()
@@ -163,6 +178,7 @@ def init_gamma_chart(self: "PQAutomationApp"):
 
     # 左侧：Gamma 曲线
     self.gamma_ax = self.gamma_fig.add_axes([0.08, 0.12, 0.50, 0.78])
+    _apply_axes_theme(self.gamma_ax, palette, xlabel="灰阶 (%)", ylabel="L_bar")
     self.gamma_ax.set_xlabel("灰阶 (%)", fontsize=10)
     self.gamma_ax.set_ylabel("L_bar", fontsize=10)
     self.gamma_ax.set_xlim(0, 105)
@@ -182,10 +198,13 @@ def init_gamma_chart(self: "PQAutomationApp"):
         ha="center",
         va="center",
         fontsize=10,
-        color="gray",
+        color=palette["muted_fg"],
         transform=self.gamma_ax.transAxes,
         bbox=dict(
-            boxstyle="round,pad=1", facecolor="white", edgecolor="gray", alpha=0.8
+            boxstyle="round,pad=1",
+            facecolor=palette["card_bg"],
+            edgecolor=palette["border"],
+            alpha=0.95,
         ),
     )
 
@@ -223,17 +242,17 @@ def init_gamma_chart(self: "PQAutomationApp"):
     # 表头样式
     for i in range(4):
         cell = table[(0, i)]
-        cell.set_facecolor("#4472C4")
-        cell.set_text_props(weight="bold", color="white", fontsize=7)
+        cell.set_facecolor(palette["primary"])
+        cell.set_text_props(weight="bold", color=palette["select_fg"], fontsize=7)
 
     # 数据行交替颜色
     for i in range(1, len(table_data)):
         for j in range(4):
             cell = table[(i, j)]
             if i % 2 == 0:
-                cell.set_facecolor("#E7E6E6")
+                cell.set_facecolor(palette["surface_alt_bg"])
             else:
-                cell.set_facecolor("#FFFFFF")
+                cell.set_facecolor(palette["card_bg"])
 
     # 底部说明
     self.gamma_table_ax.text(
@@ -246,25 +265,27 @@ def init_gamma_chart(self: "PQAutomationApp"):
         ha="center",
         va="bottom",
         fontsize=7,
-        color="gray",
+        color=palette["muted_fg"],
         transform=self.gamma_table_ax.transAxes,
         bbox=dict(
             boxstyle="round,pad=0.5",
-            facecolor="lightyellow",
-            edgecolor="gray",
-            alpha=0.8,
+            facecolor=palette["surface_alt_bg"],
+            edgecolor=palette["border"],
+            alpha=0.95,
         ),
     )
 
-    self.gamma_fig.suptitle("Gamma曲线 + 数据表格", fontsize=12, y=0.98)
+    self.gamma_fig.suptitle("Gamma曲线 + 数据表格", fontsize=12, y=0.98, color=palette["fg"])
     self.gamma_canvas.draw()
 
 def init_eotf_chart(self: "PQAutomationApp"):
     """初始化 EOTF 曲线图表（HDR 专用）- 左侧曲线 + 右侧表格（4列）"""
     container = ttk.Frame(self.eotf_chart_frame)
     container.pack(expand=True, fill=tk.BOTH)
+    palette = get_theme_palette()
 
     self.eotf_fig = plt.Figure(figsize=(12, 6), dpi=100, constrained_layout=False)
+    self.eotf_fig.patch.set_facecolor(palette["bg"])
     self.eotf_canvas = FigureCanvasTkAgg(self.eotf_fig, master=container)
 
     canvas_widget = self.eotf_canvas.get_tk_widget()
@@ -272,6 +293,7 @@ def init_eotf_chart(self: "PQAutomationApp"):
 
     # 左侧：EOTF 曲线
     self.eotf_ax = self.eotf_fig.add_axes([0.08, 0.12, 0.50, 0.78])
+    _apply_axes_theme(self.eotf_ax, palette, xlabel="灰阶 (%)", ylabel="L_bar (归一化亮度)")
     self.eotf_ax.set_xlabel("灰阶 (%)", fontsize=10)
     self.eotf_ax.set_ylabel("L_bar (归一化亮度)", fontsize=10)
     self.eotf_ax.set_xlim(0, 105)
@@ -287,10 +309,13 @@ def init_eotf_chart(self: "PQAutomationApp"):
         ha="center",
         va="center",
         fontsize=11,
-        color="gray",
+        color=palette["muted_fg"],
         transform=self.eotf_ax.transAxes,
         bbox=dict(
-            boxstyle="round,pad=1", facecolor="white", edgecolor="gray", alpha=0.8
+            boxstyle="round,pad=1",
+            facecolor=palette["card_bg"],
+            edgecolor=palette["border"],
+            alpha=0.95,
         ),
     )
 
@@ -328,17 +353,17 @@ def init_eotf_chart(self: "PQAutomationApp"):
     # 表头样式
     for i in range(4):
         cell = table[(0, i)]
-        cell.set_facecolor("#4472C4")
-        cell.set_text_props(weight="bold", color="white", fontsize=7)
+        cell.set_facecolor(palette["primary"])
+        cell.set_text_props(weight="bold", color=palette["select_fg"], fontsize=7)
 
     # 数据行交替颜色
     for i in range(1, len(table_data)):
         for j in range(4):
             cell = table[(i, j)]
             if i % 2 == 0:
-                cell.set_facecolor("#E7E6E6")
+                cell.set_facecolor(palette["surface_alt_bg"])
             else:
-                cell.set_facecolor("#FFFFFF")
+                cell.set_facecolor(palette["card_bg"])
 
     # 底部说明
     self.eotf_table_ax.text(
@@ -351,25 +376,27 @@ def init_eotf_chart(self: "PQAutomationApp"):
         ha="center",
         va="bottom",
         fontsize=7,
-        color="gray",
+        color=palette["muted_fg"],
         transform=self.eotf_table_ax.transAxes,
         bbox=dict(
             boxstyle="round,pad=0.5",
-            facecolor="lightyellow",
-            edgecolor="gray",
-            alpha=0.8,
+            facecolor=palette["surface_alt_bg"],
+            edgecolor=palette["border"],
+            alpha=0.95,
         ),
     )
 
-    self.eotf_fig.suptitle("EOTF 曲线 + 数据表格", fontsize=12, y=0.98)
+    self.eotf_fig.suptitle("EOTF 曲线 + 数据表格", fontsize=12, y=0.98, color=palette["fg"])
     self.eotf_canvas.draw()
 
 def init_cct_chart(self: "PQAutomationApp"):
     """初始化色度坐标图表 - 正向横坐标，标题居中最上方"""
     container = ttk.Frame(self.cct_chart_frame)
     container.pack(expand=True)
+    palette = get_theme_palette()
 
     self.cct_fig = plt.Figure(figsize=(8, 6), dpi=100, tight_layout=False)
+    self.cct_fig.patch.set_facecolor(palette["bg"])
     self.cct_canvas = FigureCanvasTkAgg(self.cct_fig, master=container)
 
     canvas_widget = self.cct_canvas.get_tk_widget()
@@ -378,7 +405,9 @@ def init_cct_chart(self: "PQAutomationApp"):
     canvas_widget.pack_propagate(False)
 
     self.cct_ax1 = self.cct_fig.add_subplot(211)
+    self.cct_ax1.set_facecolor(palette["card_bg"])
     self.cct_ax2 = self.cct_fig.add_subplot(212)
+    self.cct_ax2.set_facecolor(palette["card_bg"])
 
     # 上图：x coordinates
     self.cct_ax1.set_xlabel("灰阶 (%)", fontsize=9)
@@ -397,7 +426,7 @@ def init_cct_chart(self: "PQAutomationApp"):
     self.cct_ax2.tick_params(labelsize=8)
 
     # 调整标题位置：y=0.985（比色域/Gamma略高）
-    self.cct_fig.suptitle("色度一致性测试", fontsize=12, y=0.985)
+    self.cct_fig.suptitle("色度一致性测试", fontsize=12, y=0.985, color=palette["fg"])
 
     self.cct_fig.subplots_adjust(
         left=0.12,
@@ -413,12 +442,14 @@ def init_contrast_chart(self: "PQAutomationApp"):
     """初始化对比度图表 - 固定大小，居中显示"""
     container = ttk.Frame(self.contrast_chart_frame)
     container.pack(expand=True)
+    palette = get_theme_palette()
 
     self.contrast_fig = plt.Figure(
         figsize=(6, 6),
         dpi=100,
         tight_layout=False,
     )
+    self.contrast_fig.patch.set_facecolor(palette["bg"])
     self.contrast_canvas = FigureCanvasTkAgg(self.contrast_fig, master=container)
 
     canvas_widget = self.contrast_canvas.get_tk_widget()
@@ -428,12 +459,13 @@ def init_contrast_chart(self: "PQAutomationApp"):
     canvas_widget.pack_propagate(False)
 
     self.contrast_ax = self.contrast_fig.add_subplot(111)
+    self.contrast_ax.set_facecolor(palette["card_bg"])
     self.contrast_ax.set_xlim(0, 1)
     self.contrast_ax.set_ylim(0, 1)
     self.contrast_ax.axis("off")
 
     # 调整标题位置：y=0.985
-    self.contrast_fig.suptitle("对比度测试", fontsize=12, y=0.985)
+    self.contrast_fig.suptitle("对比度测试", fontsize=12, y=0.985, color=palette["fg"])
 
     self.contrast_fig.subplots_adjust(
         left=0.02,
@@ -448,6 +480,7 @@ def init_accuracy_chart(self: "PQAutomationApp"):
     """初始化色准图表 - 固定大小，居中显示"""
     container = ttk.Frame(self.accuracy_chart_frame)
     container.pack(expand=True, fill=tk.BOTH)
+    palette = get_theme_palette()
     container.grid_rowconfigure(0, weight=1)
     container.grid_rowconfigure(1, weight=0, minsize=220)
     container.grid_columnconfigure(0, weight=1)
@@ -464,18 +497,27 @@ def init_accuracy_chart(self: "PQAutomationApp"):
         dpi=100,
         tight_layout=False,
     )
+    self.accuracy_fig.patch.set_facecolor(palette["bg"])
+    try:
+        self.accuracy_fig.set_layout_engine(None)
+    except Exception:
+        try:
+            self.accuracy_fig.set_tight_layout(False)
+        except Exception:
+            pass
     self.accuracy_canvas = FigureCanvasTkAgg(self.accuracy_fig, master=plot_container)
 
     canvas_widget = self.accuracy_canvas.get_tk_widget()
     canvas_widget.pack(fill=tk.BOTH, expand=True)
 
     self.accuracy_ax = self.accuracy_fig.add_subplot(111)
+    self.accuracy_ax.set_facecolor(palette["card_bg"])
     self.accuracy_ax.set_xlim(0, 1)
     self.accuracy_ax.set_ylim(0, 1)
     self.accuracy_ax.axis("off")
 
     # 调整标题位置
-    self.accuracy_fig.suptitle("色准测试", fontsize=12, y=0.985)
+    self.accuracy_fig.suptitle("色准测试", fontsize=12, y=0.985, color=palette["fg"])
 
     self.accuracy_fig.subplots_adjust(
         left=0.05,
@@ -616,6 +658,7 @@ def update_accuracy_result_table(self: "PQAutomationApp", accuracy_data, standar
 
 def clear_chart(self: "PQAutomationApp"):
     """清空所有图表"""
+    palette = get_theme_palette()
 
     # ========== 1. 清空色域图表 ==========
     if hasattr(self, "gamut_ax_xy") and hasattr(self, "gamut_ax_uv"):
@@ -640,12 +683,17 @@ def clear_chart(self: "PQAutomationApp"):
     if hasattr(self, "gamma_ax") and hasattr(self, "gamma_table_ax"):
         # 清空左侧曲线
         self.gamma_ax.clear()
+        self.gamma_fig.patch.set_facecolor(palette["bg"])
+        self.gamma_ax.set_facecolor(palette["card_bg"])
         self.gamma_ax.set_xlim(0, 105)
         self.gamma_ax.set_ylim(0, 1.1)
         self.gamma_ax.set_xlabel("灰阶 (%)", fontsize=10)
         self.gamma_ax.set_ylabel("L_bar", fontsize=10)
         self.gamma_ax.grid(True, linestyle="--", alpha=0.3)
         self.gamma_ax.tick_params(labelsize=9)
+        self.gamma_ax.tick_params(colors=palette["fg"])
+        for spine in self.gamma_ax.spines.values():
+            spine.set_color(palette["border"])
 
         # 左侧提示
         self.gamma_ax.text(
@@ -659,13 +707,13 @@ def clear_chart(self: "PQAutomationApp"):
             ha="center",
             va="center",
             fontsize=10,
-            color="gray",
+            color=palette["muted_fg"],
             transform=self.gamma_ax.transAxes,
             bbox=dict(
                 boxstyle="round,pad=1",
-                facecolor="white",
-                edgecolor="gray",
-                alpha=0.8,
+                facecolor=palette["card_bg"],
+                edgecolor=palette["border"],
+                alpha=0.95,
             ),
         )
 
@@ -703,17 +751,17 @@ def clear_chart(self: "PQAutomationApp"):
         # 表头样式
         for i in range(4):
             cell = table[(0, i)]
-            cell.set_facecolor("#4472C4")
-            cell.set_text_props(weight="bold", color="white", fontsize=7)
+            cell.set_facecolor(palette["primary"])
+            cell.set_text_props(weight="bold", color=palette["select_fg"], fontsize=7)
 
         # 数据行交替颜色
         for i in range(1, len(table_data)):
             for j in range(4):
                 cell = table[(i, j)]
                 if i % 2 == 0:
-                    cell.set_facecolor("#E7E6E6")
+                    cell.set_facecolor(palette["surface_alt_bg"])
                 else:
-                    cell.set_facecolor("#FFFFFF")
+                    cell.set_facecolor(palette["card_bg"])
 
         # 底部说明
         self.gamma_table_ax.text(
@@ -726,29 +774,34 @@ def clear_chart(self: "PQAutomationApp"):
             ha="center",
             va="bottom",
             fontsize=7,
-            color="gray",
+                color=palette["muted_fg"],
             transform=self.gamma_table_ax.transAxes,
             bbox=dict(
                 boxstyle="round,pad=0.5",
-                facecolor="lightyellow",
-                edgecolor="gray",
-                alpha=0.8,
+                    facecolor=palette["surface_alt_bg"],
+                    edgecolor=palette["border"],
+                    alpha=0.95,
             ),
         )
 
-        self.gamma_fig.suptitle("Gamma曲线 + 数据表格", fontsize=12, y=0.98)
+        self.gamma_fig.suptitle("Gamma曲线 + 数据表格", fontsize=12, y=0.98, color=palette["fg"])
         self.gamma_canvas.draw()
 
     # ========== 3. 清空EOTF图表（4列）==========
     if hasattr(self, "eotf_ax") and hasattr(self, "eotf_table_ax"):
         # 清空左侧曲线
         self.eotf_ax.clear()
+        self.eotf_fig.patch.set_facecolor(palette["bg"])
+        self.eotf_ax.set_facecolor(palette["card_bg"])
         self.eotf_ax.set_xlim(0, 105)
         self.eotf_ax.set_ylim(0, 1.1)
         self.eotf_ax.set_xlabel("灰阶 (%)", fontsize=10)
         self.eotf_ax.set_ylabel("L_bar (归一化亮度)", fontsize=10)
         self.eotf_ax.grid(True, linestyle="--", alpha=0.3)
         self.eotf_ax.tick_params(labelsize=9)
+        self.eotf_ax.tick_params(colors=palette["fg"])
+        for spine in self.eotf_ax.spines.values():
+            spine.set_color(palette["border"])
 
         # 左侧提示
         self.eotf_ax.text(
@@ -758,13 +811,13 @@ def clear_chart(self: "PQAutomationApp"):
             ha="center",
             va="center",
             fontsize=11,
-            color="gray",
+            color=palette["muted_fg"],
             transform=self.eotf_ax.transAxes,
             bbox=dict(
                 boxstyle="round,pad=1",
-                facecolor="white",
-                edgecolor="gray",
-                alpha=0.8,
+                facecolor=palette["card_bg"],
+                edgecolor=palette["border"],
+                alpha=0.95,
             ),
         )
 
@@ -802,17 +855,17 @@ def clear_chart(self: "PQAutomationApp"):
         # 表头样式
         for i in range(4):
             cell = table[(0, i)]
-            cell.set_facecolor("#4472C4")
-            cell.set_text_props(weight="bold", color="white", fontsize=7)
+            cell.set_facecolor(palette["primary"])
+            cell.set_text_props(weight="bold", color=palette["select_fg"], fontsize=7)
 
         # 数据行交替颜色
         for i in range(1, len(table_data)):
             for j in range(4):
                 cell = table[(i, j)]
                 if i % 2 == 0:
-                    cell.set_facecolor("#E7E6E6")
+                    cell.set_facecolor(palette["surface_alt_bg"])
                 else:
-                    cell.set_facecolor("#FFFFFF")
+                    cell.set_facecolor(palette["card_bg"])
 
         # 底部说明
         self.eotf_table_ax.text(
@@ -825,17 +878,17 @@ def clear_chart(self: "PQAutomationApp"):
             ha="center",
             va="bottom",
             fontsize=7,
-            color="gray",
+                color=palette["muted_fg"],
             transform=self.eotf_table_ax.transAxes,
             bbox=dict(
                 boxstyle="round,pad=0.5",
-                facecolor="lightyellow",
-                edgecolor="gray",
-                alpha=0.8,
+                    facecolor=palette["surface_alt_bg"],
+                    edgecolor=palette["border"],
+                    alpha=0.95,
             ),
         )
 
-        self.eotf_fig.suptitle("EOTF 曲线 + 数据表格", fontsize=12, y=0.98)
+        self.eotf_fig.suptitle("EOTF 曲线 + 数据表格", fontsize=12, y=0.98, color=palette["fg"])
         self.eotf_canvas.draw()
 
     # ========== 4. 清空色度图表 ==========
@@ -843,8 +896,10 @@ def clear_chart(self: "PQAutomationApp"):
     # 过期引用。因此清空时必须同样重建，并更新引用，否则清不干净。
     if hasattr(self, "cct_fig") and hasattr(self, "cct_canvas"):
         self.cct_fig.clear()
+        self.cct_fig.patch.set_facecolor(palette["bg"])
 
         self.cct_ax1 = self.cct_fig.add_subplot(211)
+        self.cct_ax1.set_facecolor(palette["card_bg"])
         self.cct_ax1.set_xlabel("灰阶 (%)", fontsize=9)
         self.cct_ax1.set_ylabel("CIE x", fontsize=9)
         self.cct_ax1.set_xlim(0, 105)
@@ -853,6 +908,7 @@ def clear_chart(self: "PQAutomationApp"):
         self.cct_ax1.tick_params(labelsize=8)
 
         self.cct_ax2 = self.cct_fig.add_subplot(212)
+        self.cct_ax2.set_facecolor(palette["card_bg"])
         self.cct_ax2.set_xlabel("灰阶 (%)", fontsize=9)
         self.cct_ax2.set_ylabel("CIE y", fontsize=9)
         self.cct_ax2.set_xlim(0, 105)
@@ -860,7 +916,7 @@ def clear_chart(self: "PQAutomationApp"):
         self.cct_ax2.grid(True, linestyle="--", alpha=0.3)
         self.cct_ax2.tick_params(labelsize=8)
 
-        self.cct_fig.suptitle("色度一致性测试", fontsize=12, y=0.985)
+        self.cct_fig.suptitle("色度一致性测试", fontsize=12, y=0.985, color=palette["fg"])
         self.cct_fig.subplots_adjust(
             left=0.12,
             right=0.88,
@@ -873,11 +929,13 @@ def clear_chart(self: "PQAutomationApp"):
     # ========== 5. 清空对比度图表 ==========
     if hasattr(self, "contrast_ax"):
         self.contrast_ax.clear()
+        self.contrast_fig.patch.set_facecolor(palette["bg"])
+        self.contrast_ax.set_facecolor(palette["card_bg"])
         self.contrast_ax.set_xlim(0, 1)
         self.contrast_ax.set_ylim(0, 1)
         self.contrast_ax.axis("off")
 
-        self.contrast_fig.suptitle("对比度测试", fontsize=12, y=0.985)
+        self.contrast_fig.suptitle("对比度测试", fontsize=12, y=0.985, color=palette["fg"])
 
         # 重置布局
         self.contrast_fig.subplots_adjust(
@@ -892,12 +950,14 @@ def clear_chart(self: "PQAutomationApp"):
     # ========== 6. 清空色准图表 ==========
     if hasattr(self, "accuracy_ax"):
         self.accuracy_ax.clear()
+        self.accuracy_fig.patch.set_facecolor(palette["bg"])
+        self.accuracy_ax.set_facecolor(palette["card_bg"])
         self.accuracy_ax.set_xlim(0, 1)
         self.accuracy_ax.set_ylim(0, 1)
         self.accuracy_ax.axis("off")
 
         # 标题
-        self.accuracy_fig.suptitle("色准测试", fontsize=12, y=0.985)
+        self.accuracy_fig.suptitle("色准测试", fontsize=12, y=0.985, color=palette["fg"])
 
         # 重置布局
         self.accuracy_fig.subplots_adjust(

app/views/panels/main_layout.py

@@ -600,7 +600,6 @@ def create_connection_content(self: "PQAutomationApp"):
         com_frame, width=15, height=15, bg="gray", highlightthickness=0
     )
     self.ucd_status_indicator.grid(row=0, column=2, padx=(10, 20))
-    self.ucd_status_indicator.config(bg="gray")
 
     # 添加按钮框架
     button_frame = ttk.Frame(com_frame)
@@ -669,7 +668,8 @@ def create_connection_content(self: "PQAutomationApp"):
         com_frame, width=15, height=15, bg="gray", highlightthickness=0
     )
     self.ca_status_indicator.grid(row=1, column=2, padx=(10, 20))
-    self.ca_status_indicator.config(bg="gray")
+
+    self.refresh_connection_indicators()
 
     # 添加CA通道设置
     ttk.Label(com_frame, text="CA通道:").grid(
@@ -808,6 +808,11 @@ def _on_toggle_theme(self: "PQAutomationApp") -> None:
     toggle_theme()
     # apply_modern_styles()
     _refresh_theme_toggle_label(self)
+    if hasattr(self, "refresh_connection_indicators"):
+        try:
+            self.refresh_connection_indicators()
+        except Exception:
+            pass
     if hasattr(self, "apply_result_chart_theme"):
         try:
             self.apply_result_chart_theme()