修改深色模式下结果图片显示异常

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,
         )