Refactor SetupStepGroup

Bug: 8159728
Change-Id: I1ab846d0910aacbd2f979289d72bafea8a8e0378

1 files changed, 8 insertions, 2 deletions

diff --git a/java/src/com/android/inputmethod/latin/setup/SetupStepIndicatorView.java b/java/src/com/android/inputmethod/latin/setup/SetupStepIndicatorView.java
index 077a21793..c909507c6 100644
--- a/java/src/com/android/inputmethod/latin/setup/SetupStepIndicatorView.java
+++ b/java/src/com/android/inputmethod/latin/setup/SetupStepIndicatorView.java
@@ -23,6 +23,7 @@ import android.graphics.Path;
 import android.util.AttributeSet;
 import android.view.View;
 
+import com.android.inputmethod.compat.ViewCompatUtils;
 import com.android.inputmethod.latin.R;
 
 public final class SetupStepIndicatorView extends View {
@@ -36,8 +37,13 @@ public final class SetupStepIndicatorView extends View {
         mIndicatorPaint.setStyle(Paint.Style.FILL);
     }
 
-    public void setIndicatorPosition(final float xRatio) {
-        mXRatio = xRatio;
+    public void setIndicatorPosition(final int stepPos, final int totalStepNum) {
+        final int layoutDirection = ViewCompatUtils.getLayoutDirection(this);
+        // The indicator position is the center of the partition that is equally divided into
+        // the total step number.
+        final float partionWidth = 1.0f / totalStepNum;
+        final float pos = stepPos * partionWidth + partionWidth / 2.0f;
+        mXRatio = (layoutDirection == ViewCompatUtils.LAYOUT_DIRECTION_RTL) ? 1.0f - pos : pos;
         invalidate();
     }