From f836425be467ac9830d8f6b4caa98700ce87c19b Mon Sep 17 00:00:00 2001
From: Tobrun <tobrun@mapbox.com>
Date: Thu, 29 Jun 2017 13:36:59 +0200
Subject: [android] - keep state of initial overlain views margins (#9391)

---
 .../java/com/mapbox/mapboxsdk/maps/UiSettings.java | 45 ++++++++++++++--------
 1 file changed, 29 insertions(+), 16 deletions(-)

(limited to 'platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox')

diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/UiSettings.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/UiSettings.java
index 5f7b6c571b..285cd18089 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/UiSettings.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/UiSettings.java
@@ -37,8 +37,14 @@ public final class UiSettings {
   private final FocalPointChangeListener focalPointChangeListener;
   private final Projection projection;
   private final CompassView compassView;
+  private final int[] compassMargins = new int[4];
+
   private final ImageView attributionsView;
+  private final int[] attributionsMargins = new int[4];
+
   private final View logoView;
+  private final int[] logoMargins = new int[4];
+
   private float pixelRatio;
 
   private boolean rotateGesturesEnabled = true;
@@ -370,7 +376,7 @@ public final class UiSettings {
    */
   @UiThread
   public void setCompassMargins(int left, int top, int right, int bottom) {
-    setWidgetMargins(compassView, left, top, right, bottom);
+    setWidgetMargins(compassView, compassMargins, left, top, right, bottom);
   }
 
   /**
@@ -379,7 +385,7 @@ public final class UiSettings {
    * @return The left margin in pixels
    */
   public int getCompassMarginLeft() {
-    return ((FrameLayout.LayoutParams) compassView.getLayoutParams()).leftMargin;
+    return compassMargins[0];
   }
 
   /**
@@ -388,7 +394,7 @@ public final class UiSettings {
    * @return The top margin in pixels
    */
   public int getCompassMarginTop() {
-    return ((FrameLayout.LayoutParams) compassView.getLayoutParams()).topMargin;
+    return compassMargins[1];
   }
 
   /**
@@ -397,7 +403,7 @@ public final class UiSettings {
    * @return The right margin in pixels
    */
   public int getCompassMarginRight() {
-    return ((FrameLayout.LayoutParams) compassView.getLayoutParams()).rightMargin;
+    return compassMargins[2];
   }
 
   /**
@@ -406,7 +412,7 @@ public final class UiSettings {
    * @return The bottom margin in pixels
    */
   public int getCompassMarginBottom() {
-    return ((FrameLayout.LayoutParams) compassView.getLayoutParams()).bottomMargin;
+    return compassMargins[3];
   }
 
   /**
@@ -480,7 +486,7 @@ public final class UiSettings {
    * @param bottom The bottom margin in pixels.
    */
   public void setLogoMargins(int left, int top, int right, int bottom) {
-    setWidgetMargins(logoView, left, top, right, bottom);
+    setWidgetMargins(logoView, logoMargins, left, top, right, bottom);
   }
 
   /**
@@ -489,7 +495,7 @@ public final class UiSettings {
    * @return The left margin in pixels
    */
   public int getLogoMarginLeft() {
-    return ((FrameLayout.LayoutParams) logoView.getLayoutParams()).leftMargin;
+    return logoMargins[0];
   }
 
   /**
@@ -498,7 +504,7 @@ public final class UiSettings {
    * @return The top margin in pixels
    */
   public int getLogoMarginTop() {
-    return ((FrameLayout.LayoutParams) logoView.getLayoutParams()).topMargin;
+    return logoMargins[1];
   }
 
   /**
@@ -507,7 +513,7 @@ public final class UiSettings {
    * @return The right margin in pixels
    */
   public int getLogoMarginRight() {
-    return ((FrameLayout.LayoutParams) logoView.getLayoutParams()).rightMargin;
+    return logoMargins[2];
   }
 
   /**
@@ -516,7 +522,7 @@ public final class UiSettings {
    * @return The bottom margin in pixels
    */
   public int getLogoMarginBottom() {
-    return ((FrameLayout.LayoutParams) logoView.getLayoutParams()).bottomMargin;
+    return logoMargins[3];
   }
 
   /**
@@ -571,7 +577,7 @@ public final class UiSettings {
    * @param bottom The bottom margin in pixels.
    */
   public void setAttributionMargins(int left, int top, int right, int bottom) {
-    setWidgetMargins(attributionsView, left, top, right, bottom);
+    setWidgetMargins(attributionsView, attributionsMargins, left, top, right, bottom);
   }
 
   /**
@@ -598,7 +604,7 @@ public final class UiSettings {
    * @return The left margin in pixels
    */
   public int getAttributionMarginLeft() {
-    return ((FrameLayout.LayoutParams) attributionsView.getLayoutParams()).leftMargin;
+    return attributionsMargins[0];
   }
 
   /**
@@ -607,7 +613,7 @@ public final class UiSettings {
    * @return The top margin in pixels
    */
   public int getAttributionMarginTop() {
-    return ((FrameLayout.LayoutParams) attributionsView.getLayoutParams()).topMargin;
+    return attributionsMargins[1];
   }
 
   /**
@@ -616,7 +622,7 @@ public final class UiSettings {
    * @return The right margin in pixels
    */
   public int getAttributionMarginRight() {
-    return ((FrameLayout.LayoutParams) attributionsView.getLayoutParams()).rightMargin;
+    return attributionsMargins[2];
   }
 
   /**
@@ -625,7 +631,7 @@ public final class UiSettings {
    * @return The bottom margin in pixels
    */
   public int getAttributionMarginBottom() {
-    return ((FrameLayout.LayoutParams) attributionsView.getLayoutParams()).bottomMargin;
+    return attributionsMargins[3];
   }
 
   /**
@@ -929,7 +935,14 @@ public final class UiSettings {
     view.setLayoutParams(layoutParams);
   }
 
-  private void setWidgetMargins(@NonNull final View view, int left, int top, int right, int bottom) {
+  private void setWidgetMargins(@NonNull final View view, int[] initMargins, int left, int top, int right, int bottom) {
+    // keep state of initially set margins
+    initMargins[0] = left;
+    initMargins[1] = top;
+    initMargins[2] = right;
+    initMargins[3] = bottom;
+
+    // convert inital margins with padding
     int[] contentPadding = projection.getContentPadding();
     FrameLayout.LayoutParams layoutParams = (FrameLayout.LayoutParams) view.getLayoutParams();
     left += contentPadding[0];
-- 
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