...

2 files changed, 5 insertions, 1 deletions

diff --git a/src/osx/graphics/quartz/Brush.cpp b/src/osx/graphics/quartz/Brush.cpp
index 9daa8e13..b55ff4e8 100644
--- a/src/osx/graphics/quartz/Brush.cpp
+++ b/src/osx/graphics/quartz/Brush.cpp
@@ -7,6 +7,7 @@ QuartzSolidColorBrush::QuartzSolidColorBrush(IGraphicsFactory* graphics_factory,
   cg_color_ =
       CGColorCreateGenericRGB(color.GetFloatRed(), color.GetFloatGreen(),
                               color.GetFloatBlue(), color.GetFloatAlpha());
+  Ensures(cg_color_);
 }
 
 QuartzSolidColorBrush::~QuartzSolidColorBrush() { CGColorRelease(cg_color_); }
@@ -17,9 +18,12 @@ void QuartzSolidColorBrush::SetColor(const Color& color) {
   cg_color_ =
       CGColorCreateGenericRGB(color.GetFloatRed(), color.GetFloatGreen(),
                               color.GetFloatBlue(), color.GetFloatAlpha());
+  Ensures(cg_color_);
 }
 
 void QuartzSolidColorBrush::Select(CGContextRef context) {
+  Expects(context);
+  Expects(cg_color_);
   CGContextSetStrokeColorWithColor(context, cg_color_);
   CGContextSetFillColorWithColor(context, cg_color_);
 }
diff --git a/src/ui/UiManager.cpp b/src/ui/UiManager.cpp
index fde82eed..879ea2e1 100644
--- a/src/ui/UiManager.cpp
+++ b/src/ui/UiManager.cpp
@@ -40,7 +40,7 @@ UiManager* UiManager::GetInstance() {
 UiManager::UiManager() {
   const auto factory = GetGraphicsFactory();
 
-  theme_resource_.default_font_family = u"等线";
+  theme_resource_.default_font_family = u"";
 
   theme_resource_.default_font =
       factory->CreateFont(theme_resource_.default_font_family, 24.0f);