TextLayout whitespace fix.

modules/juce_graphics/fonts/juce_TextLayout.cpp

@@ -307,7 +307,7 @@ namespace TextLayoutHelpers
 
                 Array <int> newGlyphs;
                 Array <float> xOffsets;
-                t.font.getGlyphPositions (t.text.trimEnd(), newGlyphs, xOffsets);
+                t.font.getGlyphPositions (getTrimmedEndIfNotAllWhitespace (t.text), newGlyphs, xOffsets);
 
                 if (currentRun == nullptr)  currentRun  = new TextLayout::Run();
                 if (currentLine == nullptr) currentLine = new TextLayout::Line();
@@ -543,6 +543,15 @@ namespace TextLayoutHelpers
             }
         }
 
+        static String getTrimmedEndIfNotAllWhitespace (const String& s)
+        {
+            String trimmed (s.trimEnd());
+            if (trimmed.isEmpty() && ! s.isEmpty())
+                trimmed = s;
+
+            return trimmed;
+        }
+
         OwnedArray<Token> tokens;
         int totalLines;
 

modules/juce_graphics/native/juce_mac_CoreGraphicsContext.mm

@@ -619,6 +619,7 @@ bool CoreGraphicsContext::drawTextLayout (const AttributedString& text, const Re
     CoreTextTypeLayout::drawToCGContext (text, area, context, flipHeight);
     return true;
    #else
+    (void) text; (void) area;
     return false;
    #endif
 }

modules/juce_graphics/native/juce_mac_Fonts.mm

@@ -1008,11 +1008,11 @@ private:
     class CharToGlyphMapper
     {
     public:
-        CharToGlyphMapper (CGFontRef fontRef)
+        CharToGlyphMapper (CGFontRef cgFontRef)
             : segCount (0), endCode (0), startCode (0), idDelta (0),
               idRangeOffset (0), glyphIndexes (0)
         {
-            CFDataRef cmapTable = CGFontCopyTableForTag (fontRef, 'cmap');
+            CFDataRef cmapTable = CGFontCopyTableForTag (cgFontRef, 'cmap');
 
             if (cmapTable != 0)
             {