Refactors android getImageForFont to use RN font manager.

Author: oblador

android/src/main/java/com/oblador/vectoricons/VectorIconsModule.java

@@ -15,6 +15,7 @@
 import com.facebook.react.bridge.ReactContextBaseJavaModule;
 import com.facebook.react.bridge.ReactMethod;
 import com.facebook.react.bridge.Callback;
+import com.facebook.react.views.text.ReactFontManager;
 
 import java.io.File;
 import java.io.FileOutputStream;
@@ -39,15 +40,15 @@ public VectorIconsModule(ReactApplicationContext reactContext) {
   }
 
   @ReactMethod
-  public void getImageForFont(String fontFile, String glyph, Integer fontSize, Integer color, Callback callback) {
+  public void getImageForFont(String fontFamily, String glyph, Integer fontSize, Integer color, Callback callback) {
     Context context = getReactApplicationContext();
     File cacheFolder = context.getCacheDir();
     String cacheFolderPath = cacheFolder.getAbsolutePath() + "/";
 
     float scale = context.getResources().getDisplayMetrics().density;
     String scaleSuffix = "@" + (scale == (int) scale ? Integer.toString((int) scale) : Float.toString(scale)) + "x";
     int size = Math.round(fontSize*scale);
-    String cacheKey = fontFile + ":" + glyph + ":" + color;
+    String cacheKey = fontFamily + ":" + glyph + ":" + color;
     String hash = Integer.toString(cacheKey.hashCode(), 32);
     String cacheFilePath = cacheFolderPath + hash + "_" + Integer.toString(fontSize) + scaleSuffix + ".png";
     String cacheFileUrl = "file://" + cacheFilePath;
@@ -57,7 +58,7 @@ public void getImageForFont(String fontFile, String glyph, Integer fontSize, Int
       callback.invoke(null, cacheFileUrl);
     } else {
       FileOutputStream fos = null;
-      Typeface typeface = this.getOrCreateTypeface(fontFile, context);
+      Typeface typeface = ReactFontManager.getInstance().getTypeface(fontFamily, 0, context.getAssets());
       Paint paint = new Paint();
       paint.setTypeface(typeface);
       paint.setColor(color);
@@ -97,19 +98,4 @@ public void getImageForFont(String fontFile, String glyph, Integer fontSize, Int
     }
   }
 
-  public static Typeface getOrCreateTypeface(String fontFile, Context context) {
-    if (sTypefaceCache.get(fontFile) != null) {
-      return sTypefaceCache.get(fontFile);
-    }
-
-    try {
-      Typeface typeface = Typeface.createFromAsset(context.getAssets(), fontFile);
-      sTypefaceCache.put(fontFile, typeface);
-      return typeface;
-    } catch (Exception ex) {
-      Log.e(REACT_CLASS, "Error: " + ex.toString());
-    }
-    return null;
-  }
-
 }

lib/create-icon-set.js

@@ -178,7 +178,7 @@ function createIconSet(glyphMap : Object, fontFamily : string, fontFile : string
         if(!cached || cached instanceof Error ) { reject(cached); }
         return resolve({ uri: cached });
       }
-      NativeIconAPI.getImageForFont(Platform.OS === 'android' ? fontFile : fontFamily, glyph, size, color, function(err, image) {
+      NativeIconAPI.getImageForFont(fontReference, glyph, size, color, function(err, image) {
         if(typeof err === 'string') {
           err = new Error(err);
         }