add other suggested glyphs

Signed-off-by: Andrew Fiddian-Green <software@whitebear.ch>

Author: andrewfg

bundles/org.openhab.core/src/main/java/org/openhab/core/library/unit/ImperialUnits.java

@@ -118,7 +118,7 @@ public final class ImperialUnits extends CustomUnits {
         SimpleUnitFormat.getInstance().label(POUND_FORCE_SQUARE_INCH, POUND_FORCE_SQUARE_INCH.getSymbol());
         SimpleUnitFormat.getInstance().label(GRAIN, GRAIN.getSymbol());
 
-        // Add the single character ℉ as an alias to improve support of East Asian languages
+        // Add the single character ℉ glyph as an alias to improve support of East Asian languages
         SimpleUnitFormat.getInstance().alias(FAHRENHEIT, "℉");
     }
 

bundles/org.openhab.core/src/main/java/org/openhab/core/library/unit/SIUnits.java

@@ -53,8 +53,14 @@ public final class SIUnits extends CustomUnits {
         // Override the default unit symbol ℃ to better support TTS and UIs:
         SimpleUnitFormat.getInstance().label(CELSIUS, "°C");
 
-        // Add the single character ℃ as an alias to improve support of East Asian languages
+        // Add some single character glyphs as aliases to improve support of East Asian languages
         SimpleUnitFormat.getInstance().alias(CELSIUS, "℃");
+        SimpleUnitFormat.getInstance().alias(METRE.multiply(0.001), "㎜");
+        SimpleUnitFormat.getInstance().alias(METRE.multiply(0.01), "㎝");
+        SimpleUnitFormat.getInstance().alias(METRE.multiply(1000), "㎞");
+        SimpleUnitFormat.getInstance().alias(KILOGRAM, "㎏");
+        SimpleUnitFormat.getInstance().alias(SQUARE_METRE, "㎡");
+        SimpleUnitFormat.getInstance().alias(CUBIC_METRE, "㎥");
     }
 
     private SIUnits() {

bundles/org.openhab.core/src/main/java/org/openhab/core/library/unit/Units.java

@@ -355,6 +355,9 @@ public final class Units extends CustomUnits {
         SimpleUnitFormat.getInstance().alias(MONTH, "mo");
         SimpleUnitFormat.getInstance().alias(WEEK, "wk");
         SimpleUnitFormat.getInstance().alias(YEAR, "y");
+
+        // Add the single character ㏈ glyph as an alias to improve support of East Asian languages
+        SimpleUnitFormat.getInstance().alias(DECIBEL, "㏈");
     }
 
     private Units() {