Refactor filters parameters

- introduce FilterRepresentations
- change filters lifecycle

Change-Id: I9416fca47a334d532a347cd5577795738c870933

1 files changed, 110 insertions, 0 deletions

diff --git a/src/com/android/gallery3d/filtershow/filters/FilterRepresentation.java b/src/com/android/gallery3d/filtershow/filters/FilterRepresentation.java
new file mode 100644
index 000000000..afa6ad18d
--- /dev/null
+++ b/src/com/android/gallery3d/filtershow/filters/FilterRepresentation.java
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.gallery3d.filtershow.filters;
+
+import com.android.gallery3d.app.Log;
+import com.android.gallery3d.filtershow.presets.ImagePreset;
+
+import java.util.HashMap;
+
+public class FilterRepresentation implements Cloneable {
+    private static final String LOGTAG = "FilterRepresentation";
+    private String mName;
+    private int mPriority;
+    private ImagePreset mPreset;
+    private boolean mShowParameterValue;
+    private Class mFilterClass;
+
+    public static String DEFAULT = "Default";
+
+    public FilterRepresentation(String name) {
+        mName = name;
+    }
+
+    @Override
+    public FilterRepresentation clone() throws CloneNotSupportedException {
+        FilterRepresentation representation = (FilterRepresentation) super.clone();
+        representation.setName(getName());
+        representation.setPriority(getPriority());
+        Log.v(LOGTAG, "cloning from <" + this + "> to <" + representation + ">");
+        return representation;
+    }
+
+    public boolean equals(FilterRepresentation representation) {
+        if (representation.mFilterClass == representation.mFilterClass
+                && representation.mName.equalsIgnoreCase(mName)
+                && representation.mPriority == mPriority
+                && representation.mShowParameterValue == mShowParameterValue) {
+            return true;
+        }
+        return false;
+    }
+
+    public String toString() {
+        return mName;
+    }
+
+    public void setName(String name) {
+        mName = name;
+    }
+
+    public String getName() {
+        return mName;
+    }
+
+    public void setPriority(int priority) {
+        mPriority = priority;
+    }
+
+    public int getPriority() {
+        return mPriority;
+    }
+
+    public void setImagePreset(ImagePreset preset) {
+        mPreset = preset;
+    }
+
+    public boolean isNil() {
+        return false;
+    }
+
+    public void useParametersFrom(FilterRepresentation a) {
+    }
+
+    public void setShowParameterValue(boolean showParameterValue) {
+        mShowParameterValue = showParameterValue;
+    }
+
+    public boolean showParameterValue() {
+        return mShowParameterValue;
+    }
+
+    public Class getFilterClass() {
+        return mFilterClass;
+    }
+
+    public void setFilterClass(Class filterClass) {
+        mFilterClass = filterClass;
+    }
+
+    public boolean same(FilterRepresentation b) {
+        if (b == null) {
+            return false;
+        }
+        return getFilterClass() == b.getFilterClass();
+    }
+}