1 files changed, 37 insertions, 0 deletions
diff --git a/java/com/android/incallui/answer/impl/classifier/DirectionClassifier.java b/java/com/android/incallui/answer/impl/classifier/DirectionClassifier.java
new file mode 100644
index 000000000..068626859
--- /dev/null
+++ b/java/com/android/incallui/answer/impl/classifier/DirectionClassifier.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2015 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.incallui.answer.impl.classifier;
+
+/**
+ * A classifier which looks at the general direction of a stroke and evaluates it depending on the
+ * type of action that takes place.
+ */
+public class DirectionClassifier extends StrokeClassifier {
+  public DirectionClassifier(ClassifierData classifierData) {}
+
+  @Override
+  public String getTag() {
+    return "DIR";
+  }
+
+  @Override
+  public float getFalseTouchEvaluation(Stroke stroke) {
+    Point firstPoint = stroke.getPoints().get(0);
+    Point lastPoint = stroke.getPoints().get(stroke.getPoints().size() - 1);
+    return DirectionEvaluator.evaluate(lastPoint.x - firstPoint.x, lastPoint.y - firstPoint.y);
+  }
+}