macOS: Fixed an issue restoring graphics state after drawing an AttributedString

modules/juce_graphics/fonts/juce_TextLayout.cpp

@@ -222,6 +222,8 @@ void TextLayout::draw (Graphics& g, Rectangle<float> area) const
     auto origin = justification.appliedToRectangle (Rectangle<float> (width, getHeight()), area).getPosition();
 
     auto& context   = g.getInternalContext();
+    context.saveState();
+
     auto clip       = context.getClipBounds();
     auto clipTop    = clip.getY()      - origin.y;
     auto clipBottom = clip.getBottom() - origin.y;
@@ -257,6 +259,8 @@ void TextLayout::draw (Graphics& g, Rectangle<float> area) const
             }
         }
     }
+
+    context.restoreState();
 }
 
 void TextLayout::createLayout (const AttributedString& text, float maxWidth)

modules/juce_graphics/native/juce_mac_Fonts.mm

@@ -276,10 +276,10 @@ namespace CoreTextTypeLayout
 
         CTParagraphStyleSetting settings[] =
         {
-            { kCTParagraphStyleSpecifierAlignment,              sizeof (CTTextAlignment), &ctTextAlignment },
-            { kCTParagraphStyleSpecifierLineBreakMode,          sizeof (CTLineBreakMode), &ctLineBreakMode },
+            { kCTParagraphStyleSpecifierAlignment,              sizeof (CTTextAlignment),    &ctTextAlignment },
+            { kCTParagraphStyleSpecifierLineBreakMode,          sizeof (CTLineBreakMode),    &ctLineBreakMode },
             { kCTParagraphStyleSpecifierBaseWritingDirection,   sizeof (CTWritingDirection), &ctWritingDirection},
-            { kCTParagraphStyleSpecifierLineSpacingAdjustment,  sizeof (CGFloat),         &ctLineSpacing }
+            { kCTParagraphStyleSpecifierLineSpacingAdjustment,  sizeof (CGFloat),            &ctLineSpacing }
         };
 
         auto ctParagraphStyleRef = CTParagraphStyleCreate (settings, (size_t) numElementsInArray (settings));
@@ -350,24 +350,25 @@ namespace CoreTextTypeLayout
         auto frame = createCTFrame (text, CGRectMake ((CGFloat) ctFrameArea.getX(), flipHeight - (CGFloat) ctFrameArea.getBottom(),
                                                       (CGFloat) ctFrameArea.getWidth(), (CGFloat) ctFrameArea.getHeight()));
 
+        auto textMatrix = CGContextGetTextMatrix (context);
+        CGContextSaveGState (context);
+
         if (verticalJustification == Justification::verticallyCentred
-             || verticalJustification == Justification::bottom)
+         || verticalJustification == Justification::bottom)
         {
             auto adjust = ctFrameArea.getHeight() - findCTFrameHeight (frame);
 
             if (verticalJustification == Justification::verticallyCentred)
                 adjust *= 0.5f;
 
-            CGContextSaveGState (context);
             CGContextTranslateCTM (context, 0, -adjust);
-            CTFrameDraw (frame, context);
-            CGContextRestoreGState (context);
-        }
-        else
-        {
-            CTFrameDraw (frame, context);
         }
 
+        CTFrameDraw (frame, context);
+
+        CGContextRestoreGState (context);
+        CGContextSetTextMatrix (context, textMatrix);
+
         CFRelease (frame);
     }