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Commit 61ee45f2 authored by Shamali P's avatar Shamali P
Browse files

Add a factory for PreviewPositionHelper 

Enables testing as well as serves as a way to convey to clients that it
is stateful and hence a factory may need to be used to get a new object
for distinct invocations.

Bug: 399641570
Flag: EXEMPT BUGFIX
Test: N/A
Change-Id: I8411c4f8ef110128f9d59a24a5b5705bbf9abf7b
parent 901d7f99

packages/SystemUI/shared/src/com/android/systemui/shared/recents/utilities/PreviewPositionHelper.java

+15 −0
Original line number Diff line number Diff line
@@ -208,4 +208,19 @@ public class PreviewPositionHelper { 
        }

        mMatrix.postTranslate(translateX, translateY);

    }



    /**

     * A factory that returns a new instance of the {@link PreviewPositionHelper}.

     * <p>{@link PreviewPositionHelper} is a stateful helper, and hence when using it in distinct

     * scenarios, prefer fetching an object using this factory</p>

     * <p>Additionally, helpful for injecting mocks in tests</p>

     */

    public static class PreviewPositionHelperFactory {

        /**

         * Returns a new {@link PreviewPositionHelper} for use in a distinct scenario.

         */

        public PreviewPositionHelper create() {

            return new PreviewPositionHelper();

        }

    }

}