First attempt at partial currentColor support

android/src/main/java/com/horcrux/svg/RenderableShadowNode.java

@@ -394,6 +394,9 @@ abstract public class RenderableShadowNode extends VirtualNode {
                 }
                 brush.setupPaint(paint, mBox, mScale, opacity);
             }
+        } else if (colorType == 2) {
+            int brush = getSvgShadowNode().mTintColor;
+            paint.setColor(brush);
         }
 
     }

android/src/main/java/com/horcrux/svg/SvgViewShadowNode.java

@@ -30,6 +30,8 @@ import java.io.ByteArrayOutputStream;
 import java.util.HashMap;
 import java.util.Map;
 
+import javax.annotation.Nullable;
+
 /**
  * Shadow node for RNSVG virtual tree root - RNSVGSvgView
  */
@@ -54,6 +56,7 @@ public class SvgViewShadowNode extends LayoutShadowNode {
     private Matrix mInvViewBoxMatrix = new Matrix();
     private boolean mInvertible = true;
     private boolean mRendered = false;
+    int mTintColor = 0;
 
     public SvgViewShadowNode() {
         mScale = DisplayMetricsHolder.getScreenDisplayMetrics().density;
@@ -74,6 +77,15 @@ public class SvgViewShadowNode extends LayoutShadowNode {
         });
     }
 
+    @ReactProp(name = "tintColor", customType = "Color")
+    public void setTintColor(@Nullable Integer tintColor) {
+        if (tintColor == null) {
+            mTintColor = 0;
+        } else {
+            mTintColor = tintColor;
+        }
+    }
+
     @ReactProp(name = "minX")
     public void setMinX(float minX) {
         mMinX = minX;