Refactoring button class. Minor bug fixes.

Bug: 7875246
Bug: 7459118

Change-Id: Ic1099a7ae0feeeb16c8be3035f9726805149666e

1 files changed, 16 insertions, 0 deletions

diff --git a/src/com/android/gallery3d/filtershow/filters/ImageFilter.java b/src/com/android/gallery3d/filtershow/filters/ImageFilter.java
index b8f0cf84f..46e159aea 100644
--- a/src/com/android/gallery3d/filtershow/filters/ImageFilter.java
+++ b/src/com/android/gallery3d/filtershow/filters/ImageFilter.java
@@ -76,6 +76,10 @@ public class ImageFilter implements Cloneable {
         return true;
     }
 
+    public boolean showUtilityPanel() {
+        return true;
+    }
+
     @Override
     public ImageFilter clone() throws CloneNotSupportedException {
         ImageFilter filter = (ImageFilter) super.clone();
@@ -114,6 +118,18 @@ public class ImageFilter implements Cloneable {
         return bitmap;
     }
 
+    /**
+     * Called on small bitmaps to create button icons for each filter.
+     * Override this to provide filter-specific button icons.
+     */
+    public Bitmap iconApply(Bitmap bitmap, float scaleFactor, boolean highQuality) {
+        int param = getParameter();
+        setParameter(getPreviewParameter());
+        bitmap = apply(bitmap, scaleFactor, highQuality);
+        setParameter(param);
+        return bitmap;
+    }
+
     public int getParameter() {
         return mParameter;
     }