[android] Fix my location drawable getting tinted (#9410)

* fix my location drawable tinted when setting mapbox_myLocationTintColor in xml issue (linking my location foreground drawables with my location foreground tint color and adding the possibility of setting an undefined my location foreground tint color)

* link my location background drawable with my location background tint color and add the possibility of setting an undefined my location background tint color

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapboxMapOptions.java

@@ -4,7 +4,6 @@
 import android.content.res.TypedArray;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
-import android.graphics.Color;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.os.Parcel;
@@ -37,6 +36,7 @@ public class MapboxMapOptions implements Parcelable {
 
   private static final float FOUR_DP = 4f;
   private static final float NINETY_TWO_DP = 92f;
+  private static final int UNDEFINED_COLOR = -1;
 
   private CameraPosition cameraPosition;
 
@@ -53,7 +53,7 @@ public class MapboxMapOptions implements Parcelable {
   private int[] logoMargins;
 
   @ColorInt
-  private int attributionTintColor = -1;
+  private int attributionTintColor = UNDEFINED_COLOR;
   private boolean attributionEnabled = true;
   private int attributionGravity = Gravity.BOTTOM;
   private int[] attributionMargins;
@@ -72,8 +72,10 @@ public class MapboxMapOptions implements Parcelable {
   private Drawable myLocationForegroundDrawable;
   private Drawable myLocationForegroundBearingDrawable;
   private Drawable myLocationBackgroundDrawable;
-  private int myLocationForegroundTintColor;
-  private int myLocationBackgroundTintColor;
+  @ColorInt
+  private int myLocationForegroundTintColor = UNDEFINED_COLOR;
+  @ColorInt
+  private int myLocationBackgroundTintColor = UNDEFINED_COLOR;
   private int[] myLocationBackgroundPadding;
   private int myLocationAccuracyTintColor;
   private int myLocationAccuracyAlpha;
@@ -234,7 +236,7 @@ public static MapboxMapOptions createFromAttributes(@NonNull Context context, @N
           FOUR_DP * pxlRatio))});
 
       mapboxMapOptions.attributionTintColor(typedArray.getColor(
-        R.styleable.mapbox_MapView_mapbox_uiAttributionTintColor, -1));
+        R.styleable.mapbox_MapView_mapbox_uiAttributionTintColor, UNDEFINED_COLOR));
       mapboxMapOptions.attributionEnabled(typedArray.getBoolean(
         R.styleable.mapbox_MapView_mapbox_uiAttribution, true));
       mapboxMapOptions.attributionGravity(typedArray.getInt(
@@ -251,10 +253,9 @@ public static MapboxMapOptions createFromAttributes(@NonNull Context context, @N
 
       mapboxMapOptions.locationEnabled(typedArray.getBoolean(R.styleable.mapbox_MapView_mapbox_myLocation, false));
       mapboxMapOptions.myLocationForegroundTintColor(
-        typedArray.getColor(R.styleable.mapbox_MapView_mapbox_myLocationTintColor,
-          ColorUtils.getPrimaryColor(context)));
+        typedArray.getColor(R.styleable.mapbox_MapView_mapbox_myLocationTintColor, UNDEFINED_COLOR));
       mapboxMapOptions.myLocationBackgroundTintColor(
-        typedArray.getColor(R.styleable.mapbox_MapView_mapbox_myLocationBackgroundTintColor, Color.WHITE));
+        typedArray.getColor(R.styleable.mapbox_MapView_mapbox_myLocationBackgroundTintColor, UNDEFINED_COLOR));
 
       Drawable foregroundDrawable = typedArray.getDrawable(R.styleable.mapbox_MapView_mapbox_myLocationDrawable);
       if (foregroundDrawable == null) {
@@ -638,7 +639,7 @@ public MapboxMapOptions myLocationForegroundTintColor(@ColorInt int myLocationFo
   /**
    * Set the background tint color of MyLocationView.
    *
-   * @param myLocationBackgroundTintColor the color to tint the background
+   * @param myLocationBackgroundTintColor the color to tint the background drawable
    * @return This
    */
   public MapboxMapOptions myLocationBackgroundTintColor(@ColorInt int myLocationBackgroundTintColor) {
@@ -944,6 +945,7 @@ public Drawable getMyLocationBackgroundDrawable() {
    *
    * @return the tint color
    */
+  @ColorInt
   public int getMyLocationForegroundTintColor() {
     return myLocationForegroundTintColor;
   }
@@ -953,6 +955,7 @@ public int getMyLocationForegroundTintColor() {
    *
    * @return the tint color
    */
+  @ColorInt
   public int getMyLocationBackgroundTintColor() {
     return myLocationBackgroundTintColor;
   }

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationView.java

@@ -51,6 +51,7 @@
  */
 public class MyLocationView extends View {
 
+  private static final int UNDEFINED_TINT_COLOR = -1;
   private MyLocationBehavior myLocationBehavior;
   private MapboxMap mapboxMap;
 
@@ -198,12 +199,8 @@ public final void setForegroundDrawables(Drawable defaultDrawable, Drawable bear
    * @param color The color to tint the drawable with
    */
   public final void setForegroundDrawableTint(@ColorInt int color) {
-    if (foregroundDrawable != null) {
-      foregroundDrawable.mutate().setColorFilter(color, PorterDuff.Mode.SRC_IN);
-    }
-    if (foregroundBearingDrawable != null) {
-      foregroundBearingDrawable.mutate().setColorFilter(color, PorterDuff.Mode.SRC_IN);
-    }
+    applyDrawableTint(foregroundDrawable, color);
+    applyDrawableTint(foregroundBearingDrawable, color);
     invalidate();
   }
 
@@ -247,7 +244,7 @@ public final void setShadowDrawableTint(@ColorInt int color) {
     if (backgroundDrawable == null) {
       return;
     }
-    backgroundDrawable.mutate().setColorFilter(color, PorterDuff.Mode.SRC_IN);
+    applyDrawableTint(backgroundDrawable, color);
     invalidate();
   }
 
@@ -737,6 +734,26 @@ public void setLocationSource(LocationEngine locationSource) {
     setEnabled(isEnabled(), locationSource != null);
   }
 
+  private void applyDrawableTint(Drawable drawable, @ColorInt int color) {
+    if (color == UNDEFINED_TINT_COLOR) {
+      removeTintColorFilter(drawable);
+    } else {
+      applyTintColorFilter(drawable, color);
+    }
+  }
+
+  private void removeTintColorFilter(Drawable drawable) {
+    if (drawable != null) {
+      drawable.mutate().setColorFilter(null);
+    }
+  }
+
+  private void applyTintColorFilter(Drawable drawable, @ColorInt int color) {
+    if (drawable != null) {
+      drawable.mutate().setColorFilter(color, PorterDuff.Mode.SRC_IN);
+    }
+  }
+
   private static class GpsLocationListener implements LocationEngineListener {
 
     private WeakReference<MyLocationView> userLocationView;

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/MyLocationViewSettings.java

@@ -119,6 +119,7 @@ public void setEnabled(boolean enabled) {
    * <p>
    * The foreground drawable is the image visible on screen
    * </p>
+   * It's linked with the foreground tint color
    *
    * @param foregroundDrawable        the drawable to show as foreground without bearing
    * @param foregroundBearingDrawable the drawable to show as foreground when bearing is enabled
@@ -127,6 +128,7 @@ public void setForegroundDrawable(Drawable foregroundDrawable, Drawable foregrou
     this.foregroundDrawable = foregroundDrawable;
     this.foregroundBearingDrawable = foregroundBearingDrawable;
     myLocationView.setForegroundDrawables(foregroundDrawable, foregroundBearingDrawable);
+    myLocationView.setForegroundDrawableTint(foregroundTintColor);
   }
 
   /**
@@ -153,7 +155,8 @@ public Drawable getForegroundBearingDrawable() {
    * The color will tint both the foreground and the bearing foreground drawable.
    * </p>
    *
-   * @param foregroundTintColor the color to tint the foreground drawable
+   * @param foregroundTintColor the color to tint the foreground drawable or -1 (undefined color) to remove the
+   *                            existing foreground tint color
    */
   public void setForegroundTintColor(@ColorInt int foregroundTintColor) {
     this.foregroundTintColor = foregroundTintColor;
@@ -174,6 +177,7 @@ public int getForegroundTintColor() {
    * <p>
    * Padding can be added to provide an offset to the background
    * </p>
+   * It's linked with the background tint color
    *
    * @param backgroundDrawable the drawable to show as background
    * @param padding            the padding added to the background
@@ -186,6 +190,7 @@ public void setBackgroundDrawable(Drawable backgroundDrawable, int[] padding) {
     } else {
       myLocationView.setShadowDrawable(backgroundDrawable);
     }
+    myLocationView.setShadowDrawableTint(backgroundTintColor);
   }
 
   /**
@@ -200,7 +205,8 @@ public Drawable getBackgroundDrawable() {
   /**
    * Set the background tint color.
    *
-   * @param backgroundTintColor the color to tint the background
+   * @param backgroundTintColor the color to tint the background drawable or -1 (undefined color) to remove the
+   *                            existing background tint color
    */
   public void setBackgroundTintColor(@ColorInt int backgroundTintColor) {
     this.backgroundTintColor = backgroundTintColor;