1 files changed, 136 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/filtershow/filters/FilterStraightenRepresentation.java b/src/com/android/gallery3d/filtershow/filters/FilterStraightenRepresentation.java
new file mode 100644
index 000000000..a06216ef3
--- /dev/null
+++ b/src/com/android/gallery3d/filtershow/filters/FilterStraightenRepresentation.java
@@ -0,0 +1,136 @@
+/*
+ * 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 android.util.JsonReader;
+import android.util.JsonWriter;
+import android.util.Log;
+
+import com.android.gallery3d.R;
+import com.android.gallery3d.filtershow.editors.EditorStraighten;
+
+import java.io.IOException;
+
+public class FilterStraightenRepresentation extends FilterRepresentation {
+    public static final String SERIALIZATION_NAME = "STRAIGHTEN";
+    public static final String SERIALIZATION_STRAIGHTEN_VALUE = "value";
+    private static final String TAG = FilterStraightenRepresentation.class.getSimpleName();
+
+    float mStraighten;
+
+    public FilterStraightenRepresentation(float straighten) {
+        super(FilterStraightenRepresentation.class.getSimpleName());
+        setSerializationName(SERIALIZATION_NAME);
+        setShowParameterValue(true);
+        setFilterClass(FilterStraightenRepresentation.class);
+        setFilterType(FilterRepresentation.TYPE_GEOMETRY);
+        setTextId(R.string.straighten);
+        setEditorId(EditorStraighten.ID);
+        setStraighten(straighten);
+    }
+
+    public FilterStraightenRepresentation(FilterStraightenRepresentation s) {
+        this(s.getStraighten());
+    }
+
+    public FilterStraightenRepresentation() {
+        this(0);
+    }
+
+    public void set(FilterStraightenRepresentation r) {
+        mStraighten = r.mStraighten;
+    }
+
+    public float getStraighten() {
+        return mStraighten;
+    }
+
+    public void setStraighten(float straighten) {
+        if (!rangeCheck(straighten)) {
+            straighten = Math.min(Math.max(straighten, -45), 45);
+        }
+        mStraighten = straighten;
+    }
+
+    @Override
+    public boolean allowsSingleInstanceOnly() {
+        return true;
+    }
+
+    @Override
+    public FilterRepresentation copy() {
+        return new FilterStraightenRepresentation(this);
+    }
+
+    @Override
+    protected void copyAllParameters(FilterRepresentation representation) {
+        if (!(representation instanceof FilterStraightenRepresentation)) {
+            throw new IllegalArgumentException("calling copyAllParameters with incompatible types!");
+        }
+        super.copyAllParameters(representation);
+        representation.useParametersFrom(this);
+    }
+
+    @Override
+    public void useParametersFrom(FilterRepresentation a) {
+        if (!(a instanceof FilterStraightenRepresentation)) {
+            throw new IllegalArgumentException("calling useParametersFrom with incompatible types!");
+        }
+        setStraighten(((FilterStraightenRepresentation) a).getStraighten());
+    }
+
+    @Override
+    public boolean isNil() {
+        return mStraighten == 0;
+    }
+
+    @Override
+    public void serializeRepresentation(JsonWriter writer) throws IOException {
+        writer.beginObject();
+        writer.name(SERIALIZATION_STRAIGHTEN_VALUE).value(mStraighten);
+        writer.endObject();
+    }
+
+    @Override
+    public void deSerializeRepresentation(JsonReader reader) throws IOException {
+        boolean unset = true;
+        reader.beginObject();
+        while (reader.hasNext()) {
+            String name = reader.nextName();
+            if (SERIALIZATION_STRAIGHTEN_VALUE.equals(name)) {
+                int s = reader.nextInt();
+                if (rangeCheck(s)) {
+                    setStraighten(s);
+                    unset = false;
+                }
+            } else {
+                reader.skipValue();
+            }
+        }
+        if (unset) {
+            Log.w(TAG, "WARNING: bad value when deserializing " + SERIALIZATION_NAME);
+        }
+        reader.endObject();
+    }
+
+    private boolean rangeCheck(float s) {
+        if (s < -45 || s > 45) {
+            return false;
+        }
+        return true;
+    }
+}