Merge pull request amlcurran#377 from robhor/fix-showcase-animation

Fix incorrect start position of showcase animation

Author: amlcurran

library/src/main/java/com/github/amlcurran/showcaseview/ShowcaseView.java

@@ -225,19 +225,21 @@ public boolean hasShowcaseView() {
     }
 
     public void setShowcaseX(int x) {
-        setShowcasePosition(x, showcaseY);
+        setShowcasePosition(x, getShowcaseY());
     }
 
     public void setShowcaseY(int y) {
-        setShowcasePosition(showcaseX, y);
+        setShowcasePosition(getShowcaseX(), y);
     }
 
     public int getShowcaseX() {
-        return showcaseX;
+        getLocationInWindow(positionInWindow);
+        return showcaseX + positionInWindow[0];
     }
 
     public int getShowcaseY() {
-        return showcaseY;
+        getLocationInWindow(positionInWindow);
+        return showcaseY + positionInWindow[1];
     }
 
     /**