Modify the base gestures API to use streams instead of files. Adds new wrappers to easily load/save gestures from files, resources, etc. Do the same for the letters recognizer.

3 files changed, 31 insertions, 28 deletions

diff --git a/tests/sketch/src/com/android/gesture/example/ContactListGestureOverlay.java b/tests/sketch/src/com/android/gesture/example/ContactListGestureOverlay.java
index 6767de6..7865a5c 100644
--- a/tests/sketch/src/com/android/gesture/example/ContactListGestureOverlay.java
+++ b/tests/sketch/src/com/android/gesture/example/ContactListGestureOverlay.java
@@ -33,6 +33,7 @@ import android.gesture.Gesture;
 import android.gesture.GestureOverlayView;
 import android.gesture.LetterRecognizer;
 import android.gesture.Prediction;
+import android.gesture.LetterRecognizers;
 
 import java.util.ArrayList;
 
@@ -57,8 +58,8 @@ public class ContactListGestureOverlay extends Activity {
         setContentView(R.layout.overlaydemo);
 
         // create a letter recognizer
-        mRecognizer = LetterRecognizer.getLetterRecognizer(this,
-                LetterRecognizer.RECOGNIZER_LATIN_LOWERCASE);
+        mRecognizer = LetterRecognizers.fromType(this,
+                LetterRecognizers.RECOGNIZER_LATIN_LOWERCASE);
         mOverlay = (GestureOverlayView) findViewById(R.id.overlay);
 
         // load the contact list
diff --git a/tests/sketch/src/com/android/gesture/example/GestureEntry.java b/tests/sketch/src/com/android/gesture/example/GestureEntry.java
index 3f86ed4..8dbec99 100644
--- a/tests/sketch/src/com/android/gesture/example/GestureEntry.java
+++ b/tests/sketch/src/com/android/gesture/example/GestureEntry.java
@@ -36,9 +36,10 @@ import android.widget.Spinner;
 import android.widget.AdapterView.OnItemSelectedListener;
 import android.gesture.Gesture;
 
-import android.gesture.GestureLibrary;
 import android.gesture.GestureOverlayView;
 import android.gesture.Prediction;
+import android.gesture.GestureLibraries;
+import android.gesture.GestureLibrary;
 
 import java.io.File;
 import java.util.ArrayList;
@@ -61,7 +62,7 @@ public class GestureEntry extends Activity {
 
     private Spinner mRecognitionResult;
 
-    private GestureLibrary mGestureLibrary;
+    private GestureLibrary mGestureStore;
 
     private boolean mChangedByRecognizer = false;
 
@@ -71,8 +72,8 @@ public class GestureEntry extends Activity {
         setContentView(R.layout.demo);
 
         // init the gesture library
-        mGestureLibrary = new GestureLibrary(GESTURE_FILE_NAME);
-        mGestureLibrary.load();
+        mGestureStore = GestureLibraries.fromFile(GESTURE_FILE_NAME);
+        mGestureStore.load();
 
         // create the spinner for showing the recognition results
         // the spinner also allows a user to correct a prediction
@@ -82,7 +83,7 @@ public class GestureEntry extends Activity {
             public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
                 // correct the recognition result by adding the new example
                 if (!mChangedByRecognizer) {
-                    mGestureLibrary.addGesture(parent.getSelectedItem().toString(), mGesturePad
+                    mGestureStore.addGesture(parent.getSelectedItem().toString(), mGesturePad
                             .getGesture());
                 } else {
                     mChangedByRecognizer = false;
@@ -109,7 +110,7 @@ public class GestureEntry extends Activity {
             public void onGestureStarted(GestureOverlayView overlay, MotionEvent event) {
                 overlay.clear(false);
             }
-            
+
             public void onGestureCancelled(GestureOverlayView overlay, MotionEvent event) {
             }
         });
@@ -134,7 +135,7 @@ public class GestureEntry extends Activity {
                                 .findViewById(R.id.gesturename_edit);
                         String text = edittext.getText().toString().trim();
                         if (text.length() > 0) {
-                            mGestureLibrary.addGesture(text, mGesturePad.getGesture());
+                            mGestureStore.addGesture(text, mGesturePad.getGesture());
                         }
                     }
                 }).setNegativeButton(R.string.newgesture_dialog_cancel,
@@ -173,14 +174,14 @@ public class GestureEntry extends Activity {
 
     @Override
     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
-        mGestureLibrary.load();
+        mGestureStore.load();
         mGesturePad.clear(false);
     }
 
     @Override
     protected void onPause() {
         super.onPause();
-        mGestureLibrary.save();
+        mGestureStore.save();
     }
 
     @Override
@@ -195,12 +196,12 @@ public class GestureEntry extends Activity {
         if (gesture != null) {
             outState.putParcelable(PARCEL_KEY, gesture);
         }
-        mGestureLibrary.save();
+        mGestureStore.save();
     }
 
     private void recognize(Gesture gesture) {
         mChangedByRecognizer = true;
-        ArrayList<Prediction> predictions = mGestureLibrary.recognize(gesture);
+        ArrayList<Prediction> predictions = mGestureStore.recognize(gesture);
         ArrayAdapter<Prediction> adapter = new ArrayAdapter<Prediction>(this,
                 android.R.layout.simple_spinner_item, predictions);
         adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
diff --git a/tests/sketch/src/com/android/gesture/example/GestureLibViewer.java b/tests/sketch/src/com/android/gesture/example/GestureLibViewer.java
index a561c96..f5bf683 100755
--- a/tests/sketch/src/com/android/gesture/example/GestureLibViewer.java
+++ b/tests/sketch/src/com/android/gesture/example/GestureLibViewer.java
@@ -28,8 +28,9 @@ import android.widget.Spinner;
 import android.widget.AdapterView.OnItemSelectedListener;
 import android.gesture.Gesture;
 
-import android.gesture.GestureLibrary;
 import android.gesture.GestureOverlayView;
+import android.gesture.GestureLibraries;
+import android.gesture.GestureLibrary;
 
 import java.util.ArrayList;
 import java.util.Collections;
@@ -45,7 +46,7 @@ public class GestureLibViewer extends Activity {
 
     private Spinner mGestureCategory;
 
-    private GestureLibrary mGesureLibrary;
+    private GestureLibrary mGesureStore;
 
     private ArrayList<Gesture> mGestures;
 
@@ -59,15 +60,15 @@ public class GestureLibViewer extends Activity {
 
             String name = (String) mGestureCategory.getSelectedItem();
             Gesture gesture = mGestures.get(mCurrentGestureIndex);
-            mGesureLibrary.removeGesture(name, gesture);
+            mGesureStore.removeGesture(name, gesture);
 
-            mGestures = mGesureLibrary.getGestures(name);
+            mGestures = mGesureStore.getGestures(name);
 
             if (mGestures == null) {
                 // delete the entire entry
                 mCurrentGestureIndex = 0;
                 ArrayList<String> list = new ArrayList<String>();
-                list.addAll(mGesureLibrary.getGestureEntries());
+                list.addAll(mGesureStore.getGestureEntries());
                 Collections.sort(list);
                 ArrayAdapter<String> adapter = new ArrayAdapter<String>(GestureLibViewer.this,
                         android.R.layout.simple_spinner_item, list);
@@ -83,7 +84,7 @@ public class GestureLibViewer extends Activity {
             }
         }
     }
-    
+
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -94,19 +95,19 @@ public class GestureLibViewer extends Activity {
         mGesturePad.setEnabled(false);
 
         // init the gesture library
-        mGesureLibrary = new GestureLibrary(GestureEntry.GESTURE_FILE_NAME);
-        mGesureLibrary.load();
+        mGesureStore = GestureLibraries.fromFile(GestureEntry.GESTURE_FILE_NAME);
+        mGesureStore.load();
 
         mGestureCategory = (Spinner) findViewById(R.id.spinner);
         ArrayList<String> list = new ArrayList<String>();
-        if (!mGesureLibrary.getGestureEntries().isEmpty()) {
-            list.addAll(mGesureLibrary.getGestureEntries());
+        if (!mGesureStore.getGestureEntries().isEmpty()) {
+            list.addAll(mGesureStore.getGestureEntries());
             Collections.sort(list);
             ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
                     android.R.layout.simple_spinner_item, list);
             adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
             mGestureCategory.setAdapter(adapter);
-            mGestures = mGesureLibrary.getGestures(list.get(0));
+            mGestures = mGesureStore.getGestures(list.get(0));
             mCurrentGestureIndex = 0;
             Gesture gesture = mGestures.get(mCurrentGestureIndex);
             mGesturePad.setGesture(gesture);
@@ -114,7 +115,7 @@ public class GestureLibViewer extends Activity {
 
         mGestureCategory.setOnItemSelectedListener(new OnItemSelectedListener() {
             public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
-                mGestures = mGesureLibrary.getGestures((String) mGestureCategory.getSelectedItem());
+                mGestures = mGesureStore.getGestures((String) mGestureCategory.getSelectedItem());
                 if (!mGestures.isEmpty()) {
                     mCurrentGestureIndex = 0;
                     Gesture gesture = mGestures.get(mCurrentGestureIndex);
@@ -160,7 +161,7 @@ public class GestureLibViewer extends Activity {
     @Override
     public boolean onKeyUp(int keyCode, KeyEvent event) {
         if (keyCode == KeyEvent.KEYCODE_BACK) {
-            mGesureLibrary.save();
+            mGesureStore.save();
             setResult(RESULT_OK);
             finish();
             return true;
@@ -172,12 +173,12 @@ public class GestureLibViewer extends Activity {
     @Override
     protected void onPause() {
         super.onPause();
-        mGesureLibrary.save();
+        mGesureStore.save();
     }
 
     @Override
     protected void onSaveInstanceState(Bundle outState) {
         super.onSaveInstanceState(outState);
-        mGesureLibrary.save();
+        mGesureStore.save();
     }
 }