Refactor filters parameters

- introduce FilterRepresentations
- change filters lifecycle

Change-Id: I9416fca47a334d532a347cd5577795738c870933

1 files changed, 10 insertions, 5 deletions

diff --git a/src/com/android/gallery3d/filtershow/filters/ImageFilterNegative.java b/src/com/android/gallery3d/filtershow/filters/ImageFilterNegative.java
index 04fd1e42e..e69fe3542 100644
--- a/src/com/android/gallery3d/filtershow/filters/ImageFilterNegative.java
+++ b/src/com/android/gallery3d/filtershow/filters/ImageFilterNegative.java
@@ -10,6 +10,16 @@ public class ImageFilterNegative extends ImageFilter {
         mName = "Negative";
     }
 
+    public FilterRepresentation getDefaultRepresentation() {
+        FilterRepresentation representation = new FilterDirectRepresentation("Negative");
+        representation.setFilterClass(ImageFilterNegative.class);
+        return representation;
+    }
+
+    public boolean hasDefaultRepresentation() {
+        return true;
+    }
+
     @Override
     public int getButtonId() {
         return R.id.negativeButton;
@@ -21,11 +31,6 @@ public class ImageFilterNegative extends ImageFilter {
     }
 
     @Override
-    public boolean isNil() {
-        return false;
-    }
-
-    @Override
     public boolean showEditingControls() {
         return false;
     }