diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..496ee2c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.DS_Store
\ No newline at end of file
diff --git a/viewer/.gitignore b/viewer/.gitignore
new file mode 100644
index 0000000..c0e8700
--- /dev/null
+++ b/viewer/.gitignore
@@ -0,0 +1,82 @@
+# Built application files
+*.apk
+*.ap_
+*.aab
+
+# Files for the ART/Dalvik VM
+*.dex
+
+# Java class files
+*.class
+
+# Generated files
+bin/
+gen/
+out/
+release/
+
+# Gradle files
+.gradle/
+build/
+
+# Local configuration file (sdk path, etc)
+local.properties
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Log Files
+*.log
+
+# Android Studio Navigation editor temp files
+.navigation/
+
+# Android Studio captures folder
+captures/
+
+# IntelliJ
+*.iml
+.idea/workspace.xml
+.idea/tasks.xml
+.idea/gradle.xml
+.idea/assetWizardSettings.xml
+.idea/dictionaries
+.idea/libraries
+# Android Studio 3 in .gitignore file.
+.idea/caches
+.idea/modules.xml
+# Comment next line if keeping position of elements in Navigation Editor is relevant for you
+.idea/navEditor.xml
+
+# Keystore files
+# Uncomment the following lines if you do not want to check your keystore files in.
+#*.jks
+#*.keystore
+
+# External native build folder generated in Android Studio 2.2 and later
+.externalNativeBuild
+
+# Google Services (e.g. APIs or Firebase)
+# google-services.json
+
+# Freeline
+freeline.py
+freeline/
+freeline_project_description.json
+
+# fastlane
+fastlane/report.xml
+fastlane/Preview.html
+fastlane/screenshots
+fastlane/test_output
+fastlane/readme.md
+
+# Version control
+vcs.xml
+
+# lint
+lint/intermediates/
+lint/generated/
+lint/outputs/
+lint/tmp/
+# lint/reports/
\ No newline at end of file
diff --git a/viewer/.idea/encodings.xml b/viewer/.idea/encodings.xml
new file mode 100644
index 0000000..15a15b2
--- /dev/null
+++ b/viewer/.idea/encodings.xml
@@ -0,0 +1,4 @@
+
+
+
+
\ No newline at end of file
diff --git a/viewer/.idea/misc.xml b/viewer/.idea/misc.xml
new file mode 100644
index 0000000..7bfef59
--- /dev/null
+++ b/viewer/.idea/misc.xml
@@ -0,0 +1,9 @@
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/viewer/.idea/runConfigurations.xml b/viewer/.idea/runConfigurations.xml
new file mode 100644
index 0000000..7f68460
--- /dev/null
+++ b/viewer/.idea/runConfigurations.xml
@@ -0,0 +1,12 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/viewer/app/.gitignore b/viewer/app/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/viewer/app/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/viewer/app/build.gradle b/viewer/app/build.gradle
new file mode 100644
index 0000000..abd74e7
--- /dev/null
+++ b/viewer/app/build.gradle
@@ -0,0 +1,41 @@
+apply plugin: 'com.android.application'
+
+android {
+ compileSdkVersion 28
+ buildToolsVersion "28.0.3"
+ defaultConfig {
+ applicationId "io.interactionlab.capimgdemo"
+ minSdkVersion 21
+ targetSdkVersion 28
+ versionCode 1
+ versionName "1.0"
+ testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+ }
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+ }
+ }
+ sourceSets {
+ main {
+ jniLibs.srcDirs = ['../../Dependencies/jniLibs']
+ }
+ }
+}
+
+dependencies {
+ implementation fileTree(include: ['*.jar'], dir: 'libs')
+ androidTestImplementation('com.android.support.test.espresso:espresso-core:2.2.2', {
+ exclude group: 'com.android.support', module: 'support-annotations'
+ })
+ implementation 'com.android.support:appcompat-v7:28.0.0'
+ implementation 'com.android.support:support-v4:28.0.0'
+ testImplementation 'junit:junit:4.12'
+ implementation 'org.tensorflow:tensorflow-android:1.5.0'
+ implementation files('libs/libftsp.jar')
+ //implementation project(':openCVLibrary310')
+ // https://mvnrepository.com/artifact/org.opencv/openCVLibrary
+ implementation group: 'org.opencv', name: 'openCVLibrary', version: '3.4.0'
+
+}
diff --git a/viewer/app/libs/libftsp.jar b/viewer/app/libs/libftsp.jar
new file mode 100644
index 0000000..2246401
Binary files /dev/null and b/viewer/app/libs/libftsp.jar differ
diff --git a/viewer/app/proguard-rules.pro b/viewer/app/proguard-rules.pro
new file mode 100644
index 0000000..2f55a81
--- /dev/null
+++ b/viewer/app/proguard-rules.pro
@@ -0,0 +1,25 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in C:\AndroidSDK/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
diff --git a/viewer/app/src/androidTest/java/io/interactionlab/capimgdemo/ExampleInstrumentedTest.java b/viewer/app/src/androidTest/java/io/interactionlab/capimgdemo/ExampleInstrumentedTest.java
new file mode 100644
index 0000000..590e9f6
--- /dev/null
+++ b/viewer/app/src/androidTest/java/io/interactionlab/capimgdemo/ExampleInstrumentedTest.java
@@ -0,0 +1,26 @@
+package io.interactionlab.capimgdemo;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumentation test, which will execute on an Android device.
+ *
+ * @see Testing documentation
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+ @Test
+ public void useAppContext() throws Exception {
+ // Context of the app under test.
+ Context appContext = InstrumentationRegistry.getTargetContext();
+
+ assertEquals("io.interactionlab.capimgdemo", appContext.getPackageName());
+ }
+}
diff --git a/viewer/app/src/main/.gitignore b/viewer/app/src/main/.gitignore
new file mode 100644
index 0000000..8f576dd
--- /dev/null
+++ b/viewer/app/src/main/.gitignore
@@ -0,0 +1 @@
+/jniLibs
\ No newline at end of file
diff --git a/viewer/app/src/main/AndroidManifest.xml b/viewer/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..49255e5
--- /dev/null
+++ b/viewer/app/src/main/AndroidManifest.xml
@@ -0,0 +1,26 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/viewer/app/src/main/assets/CNN.pb b/viewer/app/src/main/assets/CNN.pb
new file mode 100644
index 0000000..6f968d8
Binary files /dev/null and b/viewer/app/src/main/assets/CNN.pb differ
diff --git a/viewer/app/src/main/assets/LSTM.pb b/viewer/app/src/main/assets/LSTM.pb
new file mode 100644
index 0000000..76d6eab
Binary files /dev/null and b/viewer/app/src/main/assets/LSTM.pb differ
diff --git a/viewer/app/src/main/ic_launcher-web.png b/viewer/app/src/main/ic_launcher-web.png
new file mode 100644
index 0000000..ab96d68
Binary files /dev/null and b/viewer/app/src/main/ic_launcher-web.png differ
diff --git a/viewer/app/src/main/java/io/interactionlab/capimgdemo/BlobClassifier.java b/viewer/app/src/main/java/io/interactionlab/capimgdemo/BlobClassifier.java
new file mode 100644
index 0000000..d5aff4f
--- /dev/null
+++ b/viewer/app/src/main/java/io/interactionlab/capimgdemo/BlobClassifier.java
@@ -0,0 +1,221 @@
+package io.interactionlab.capimgdemo;
+
+import android.content.Context;
+
+import org.hcilab.libftsp.capacitivematrix.blobdetection.BlobBoundingBox;
+import org.hcilab.libftsp.capacitivematrix.capmatrix.CapacitiveImageTS;
+import org.opencv.core.Core;
+import org.opencv.core.Mat;
+import org.opencv.core.MatOfPoint;
+import org.opencv.core.CvType;
+import org.opencv.core.Point;
+import org.opencv.imgproc.Imgproc;
+import org.tensorflow.contrib.android.TensorFlowInferenceInterface;
+
+import io.interactionlab.capimgdemo.demo.ModelDescription;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static org.opencv.imgproc.Imgproc.THRESH_BINARY;
+import static org.opencv.imgproc.Imgproc.contourArea;
+import static org.opencv.imgproc.Imgproc.threshold;
+
+/**
+ * Created by Huy on 05/09/2017.
+ */
+
+class BlobClassifier {
+ private static TensorFlowInferenceInterface inferenceInterface;
+ private final Context context;
+ private ModelDescription modelDescription;
+
+ BlobClassifier(Context context) {
+ // Loading model from assets folder.
+ this.context = context;
+ }
+
+ public void setModel(ModelDescription modelDescription) {
+ this.modelDescription = modelDescription;
+ inferenceInterface = new TensorFlowInferenceInterface(context.getAssets(), modelDescription.modelPath);
+ }
+
+ public ClassificationResult classify(float[] pixels) {
+ // Node Names
+ String inputName = modelDescription.inputNode;
+ String outputName = modelDescription.outputNode;
+
+ // Define output nodes
+ String[] outputNodes = new String[]{outputName};
+ float[] outputs = new float[modelDescription.labels.length];
+
+ // Feed image into the model and fetch the results.
+ inferenceInterface.feed(inputName, pixels, modelDescription.inputDimensions);
+ inferenceInterface.run(outputNodes, true);
+ inferenceInterface.fetch(outputName, outputs);
+
+ ClassificationResult cr = new ClassificationResult();
+
+ // Convert one-hot encoded result to an int (= detected class)
+ float maxConf = Float.MIN_VALUE;
+ int idx = -1;
+ for (int i = 0; i < outputs.length; i++) {
+ if (outputs[i] > maxConf) {
+ maxConf = outputs[i];
+ idx = i;
+ }
+ }
+
+ float norm = 0.0f;
+ for (float output : outputs) {
+ norm += output;
+ }
+ maxConf = maxConf / norm;
+
+ cr.index = idx;
+ cr.label = modelDescription.labels[idx];
+ cr.confidence = maxConf;
+ cr.color = modelDescription.labelColor[idx];
+
+ return cr;
+ }
+
+ public float[] imagesToPixels(List images) {
+ int w = images.get(0)[0].length;
+ int h = images.get(0).length;
+ float[] pixels = new float[images.size() * w * h];
+ for (int i = 0; i < pixels.length; i++) {
+ pixels[i] = images.get(i/(w*h))[(i/w)%h][i%w];
+ }
+ return pixels;
+ }
+
+ public float[] getBlobContentIn27x15(int[][] matrix, BlobBoundingBox bbb) {
+ // first extract the blob
+ int y1 = Math.max(bbb.y1 - 1, 0);
+ int y2 = Math.min(bbb.y2 + 1, 29);
+ int x1 = Math.max(bbb.x1 - 1, 0);
+ int x2 = Math.min(bbb.x2 + 1, 17);
+
+ int[][] blob = new int[y2-y1][x2-x1];
+ for (int y = 0; y < blob.length; y++) {
+ for (int x = 0; x < blob[0].length; x++) {
+ blob[y][x] = matrix[y1+y][x1+x];
+ }
+ }
+
+ // put it into new 27x15 image
+ float[][] image = new float[27][15];
+ for(int y = 0; y < blob.length; y++) {
+ for(int x = 0; x < blob[0].length; x++) {
+ image[y][x] = blob[y][x];
+ }
+ }
+
+ float[] result = new float[27*15];
+ for(int y = 0; y < 27; y++) {
+ for(int x = 0; x < 15; x++) {
+ result[x+15*y] = image[y][x];
+ }
+ }
+ return result;
+ }
+
+ public int[][] preprocess(CapacitiveImageTS capImg) {
+ int[][] matrix = capImg.getMatrix();
+ Mat image = int27x15ToPaddedMat(matrix);
+ return matToInt2D(image);
+ }
+
+ public List getBlobBoundaries(int[][] matrix) {
+ Mat image = int29x17ToMat(matrix);
+ Mat inv_image = new Mat();
+ Core.bitwise_not(image, inv_image);
+ threshold(inv_image, image, 205, 255, THRESH_BINARY);
+
+ ArrayList blobs = new ArrayList<>();
+ List contours = new ArrayList<>();
+ Imgproc.findContours(image, contours, new Mat(), Imgproc.RETR_LIST, Imgproc.CHAIN_APPROX_SIMPLE);
+
+ if (contours.size() == 0) {
+ return blobs;
+ }
+
+ // get max contour
+ MatOfPoint max_contour = new MatOfPoint(new Point(5, 5));
+ for (int i = 0; i < contours.size(); i++) {
+ if (contourArea(contours.get(i)) > 5 && contourArea(contours.get(i)) < 255) {
+ if (contourArea(contours.get(i)) > contourArea(max_contour)) {
+ max_contour = contours.get(i);
+ }
+ }
+ }
+
+ if (contourArea(max_contour)==contourArea(new MatOfPoint(new Point(5, 5)))) {
+ return blobs;
+ }
+
+ // get xmin, xmax, ymin, ymax
+ int x_min = 2147483647;
+ int x_max = -2147483648;
+ int y_min = 2147483647;
+ int y_max = -2147483648;
+ for (Point p : max_contour.toList()) {
+ if (p.x < x_min) {
+ x_min = (int) p.x;
+ }
+
+ if (p.y < y_min) {
+ y_min = (int) p.y;
+ }
+
+ if (p.x > x_max) {
+ x_max = (int) p.x;
+ }
+
+ if (p.y > y_max) {
+ y_max = (int) p.y;
+ }
+ }
+ BlobBoundingBox bbb = new BlobBoundingBox(x_min, y_min, x_max, y_max);
+ blobs.add(bbb);
+ return blobs;
+ }
+
+ private Mat int27x15ToPaddedMat(int[][] matrix) {
+ Mat image = new Mat(29, 17, CvType.CV_8UC1);
+ for (int x = 0; x < 29; x++) {
+ for (int y = 0; y < 17; y++) {
+ image.put(x, y, 1);
+ }
+ }
+ // fill in matrix
+ for (int x = 0; x < 27; x++) {
+ for (int y = 0; y < 15; y++) {
+ image.put(1+x, 1+y, (double) matrix[x][y]);
+ }
+ }
+ return image;
+ }
+
+ private Mat int29x17ToMat(int[][] matrix) {
+ Mat image = new Mat(29, 17, CvType.CV_8UC1);
+ // fill in matrix
+ for (int x = 0; x < 29; x++) {
+ for (int y = 0; y < 17; y++) {
+ image.put(x, y, (double) matrix[x][y]);
+ }
+ }
+ return image;
+ }
+
+ private int[][] matToInt2D(Mat mat) {
+ int[][] matrix = new int[mat.rows()][mat.cols()];
+ for (int x = 0; x < mat.rows(); x++) {
+ for (int y = 0; y < mat.cols(); y++) {
+ matrix[x][y] = (int) mat.get(x, y)[0];
+ }
+ }
+ return matrix;
+ }
+}
diff --git a/viewer/app/src/main/java/io/interactionlab/capimgdemo/ClassificationResult.java b/viewer/app/src/main/java/io/interactionlab/capimgdemo/ClassificationResult.java
new file mode 100644
index 0000000..4ba52ce
--- /dev/null
+++ b/viewer/app/src/main/java/io/interactionlab/capimgdemo/ClassificationResult.java
@@ -0,0 +1,12 @@
+package io.interactionlab.capimgdemo;
+
+/**
+ * Created by Huy on 29/06/2018.
+ */
+
+public class ClassificationResult {
+ int index;
+ String label;
+ double confidence;
+ int color;
+}
diff --git a/viewer/app/src/main/java/io/interactionlab/capimgdemo/DrawView.java b/viewer/app/src/main/java/io/interactionlab/capimgdemo/DrawView.java
new file mode 100644
index 0000000..447d95c
--- /dev/null
+++ b/viewer/app/src/main/java/io/interactionlab/capimgdemo/DrawView.java
@@ -0,0 +1,111 @@
+package io.interactionlab.capimgdemo;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Paint;
+import android.graphics.Rect;
+import android.view.View;
+
+import org.hcilab.libftsp.capacitivematrix.blobdetection.BlobBoundingBox;
+import org.hcilab.libftsp.capacitivematrix.capmatrix.CapacitiveImageTS;
+
+import java.util.List;
+
+/**
+ * Created by Huy on 12/12/2017.
+ */
+
+public class DrawView extends View {
+ private final Paint paint = new Paint();
+
+ private CapacitiveImageTS capacitiveImage;
+ private List bbbl;
+ private List labels;
+ private List colors;
+
+ public DrawView(Context context) {
+ super(context);
+ }
+
+
+ public void updateView(CapacitiveImageTS capacitiveImage) {
+ this.capacitiveImage = capacitiveImage;
+ invalidate();
+ }
+
+ public void updateView(CapacitiveImageTS capacitiveImage, List bbbl, List labels, List colors) {
+ this.capacitiveImage = capacitiveImage;
+ this.bbbl = bbbl;
+ this.labels = labels;
+ this.colors = colors;
+ invalidate();
+ }
+
+ private void onDrawCNN(Canvas canvas, int boxWidth, int boxHeight) {
+ if (bbbl != null) {
+ // Draw Labels
+ for (int i = 0; i < bbbl.size(); i++) {
+ BlobBoundingBox bbb = bbbl.get(i);
+ paint.setColor(this.colors.get(i));
+ paint.setStyle(Paint.Style.STROKE);
+ Rect r = new Rect(bbb.x1 * boxWidth, bbb.y1 * boxHeight, bbb.x2 * boxWidth, bbb.y2 * boxHeight);
+ canvas.drawRect(r, paint);
+
+ paint.setTextSize(45);
+ canvas.drawText(labels.get(i), bbb.x1 * boxWidth - (int) (1.0 * boxWidth), bbb.y1 * boxHeight - (int) (1.0 * boxHeight), paint);
+ }
+ }
+ }
+
+ private void onDrawLSTMCNN(Canvas canvas, int boxWidth, int boxHeight) {
+ if (!labels.isEmpty()) {
+ paint.setColor(Color.GREEN);
+ paint.setStyle(Paint.Style.STROKE);
+ Rect r = new Rect(boxWidth, 5 * boxHeight, 14 * boxWidth, 10 * boxHeight);
+ canvas.drawRect(r, paint);
+
+ paint.setTextSize(45);
+ canvas.drawText(labels.get(0), 2 * boxWidth, 7 * boxHeight, paint);
+ }
+ }
+
+
+ @Override
+ public void onDraw(Canvas canvas) {
+ int boxWidth = 1080 / 15;
+ int boxHeight = 1920 / 27;
+
+ if (capacitiveImage == null) {
+ return;
+ }
+
+ paint.setStyle(Paint.Style.FILL);
+ int[][] matrix = capacitiveImage.getMatrix();
+
+ // Draw capacitive matrix
+ for (int i = 0; i < matrix.length; i++) {
+ for (int j = 0; j < matrix[i].length; j++) {
+ int val = matrix[i][j];
+
+ if (val < 0)
+ val = 0;
+
+ if (val > 255)
+ val = 255;
+
+ // Draw rectangle
+ paint.setColor(new Color().rgb(val, val, val));
+ paint.setStyle(Paint.Style.FILL);
+ Rect r = new Rect(j * boxWidth, (i) * boxHeight, (j + 1) * boxWidth, (i + 1) * boxHeight);
+ canvas.drawRect(r, paint);
+
+ // Write number
+ paint.setTextSize(15);
+ paint.setColor(new Color().rgb(255 - val, 255 - val, 255 - val));
+ canvas.drawText(val + "", j * boxWidth + (int) (0.5 * boxWidth), i * boxHeight + (int) (0.5 * boxHeight), paint);
+ }
+ }
+ //onDrawLSTMCNN(canvas, boxWidth, boxHeight);
+ }
+}
diff --git a/viewer/app/src/main/java/io/interactionlab/capimgdemo/FullscreenActivity.java b/viewer/app/src/main/java/io/interactionlab/capimgdemo/FullscreenActivity.java
new file mode 100644
index 0000000..82e378c
--- /dev/null
+++ b/viewer/app/src/main/java/io/interactionlab/capimgdemo/FullscreenActivity.java
@@ -0,0 +1,289 @@
+package io.interactionlab.capimgdemo;
+
+import android.annotation.SuppressLint;
+import android.content.DialogInterface;
+import android.graphics.Color;
+import android.os.Bundle;
+import android.os.Handler;
+import android.support.v7.app.ActionBar;
+import android.support.v7.app.AlertDialog;
+import android.support.v7.app.AppCompatActivity;
+import android.text.Html;
+import android.util.Log;
+import android.view.View;
+import android.widget.RelativeLayout;
+import android.widget.TextView;
+
+import org.hcilab.libftsp.LocalDeviceHandler;
+import org.hcilab.libftsp.capacitivematrix.blobdetection.BlobBoundingBox;
+import org.hcilab.libftsp.capacitivematrix.capmatrix.CapacitiveImageTS;
+import org.hcilab.libftsp.listeners.LocalCapImgListener;
+import org.opencv.android.OpenCVLoader;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+import io.interactionlab.capimgdemo.demo.DemoSettings;
+import io.interactionlab.capimgdemo.demo.ModelDescription;
+
+/**
+ * An example full-screen activity that shows and hides the system UI (i.e.
+ * status bar and navigation/system bar) with user interaction.
+ */
+public class FullscreenActivity extends AppCompatActivity {
+
+
+ private static final String TAG = FullscreenActivity.class.getSimpleName();
+
+ static {
+ if (!OpenCVLoader.initDebug())
+ Log.d("ERROR", "Unable to load OpenCV");
+ else
+ Log.d("SUCCESS", "OpenCV loaded");
+ }
+ /**
+ * Some older devices needs a small delay between UI widget updates
+ * and a change of the status and navigation bar.
+ */
+ private static final int UI_ANIMATION_DELAY = 300;
+
+ private final Handler mHideHandler = new Handler();
+
+ private final Runnable mHidePart2Runnable = new Runnable() {
+ @SuppressLint("InlinedApi")
+ @Override
+ public void run() {
+ movableWindow.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE
+ | View.SYSTEM_UI_FLAG_FULLSCREEN
+ | View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+ | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY
+ | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
+ | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION);
+ }
+ };
+ private View mControlsView;
+ private final Runnable mShowPart2Runnable = new Runnable() {
+ @Override
+ public void run() {
+ // Delayed display of UI elements
+ ActionBar actionBar = getSupportActionBar();
+ if (actionBar != null) {
+ actionBar.show();
+ }
+ mControlsView.setVisibility(View.VISIBLE);
+ }
+ };
+ private final Runnable mHideRunnable = new Runnable() {
+ @Override
+ public void run() {
+ hide();
+ }
+ };
+
+ private RelativeLayout movableWindow;
+ private DrawView drawView;
+ private TextView textViewMode;
+
+ private BlobClassifier blobClassifier;
+
+ private final static int WINDOW_SIZE = 50;
+ private int classification_display_length = 0;
+ private double cnn_classifications = 0;
+ private double cnn_classifications_total = 0;
+
+ private void setModel(ModelDescription modelDescription) {
+ ModelDescription currentModel = modelDescription;
+ blobClassifier.setModel(currentModel);
+ textViewMode.setText(Html.fromHtml("Model: " + modelDescription.modelName + ""));
+ }
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_fullscreen);
+
+ movableWindow = findViewById(R.id.movableScreen);
+ blobClassifier = new BlobClassifier(this);
+
+ final List images = new ArrayList<>();
+
+ LocalDeviceHandler localDeviceHandler = new LocalDeviceHandler();
+ localDeviceHandler.setLocalCapImgListener(new LocalCapImgListener() {
+ @Override
+ public void onLocalCapImg(final CapacitiveImageTS capImg) { // called approximately every 50ms
+
+ if (classification_display_length == 0) {
+ int[][] large = blobClassifier.preprocess(capImg);
+ final List blobBoundingBoxes = blobClassifier.getBlobBoundaries(large);
+ final List labelNames = new ArrayList<>();
+ final List colors = new ArrayList<>();
+ List flattenedBlobs = new ArrayList<>();
+
+ // if first blob already detected, add each image up to WINDOW_SIZE
+ if (!images.isEmpty()) {
+ images.add(capImg.getMatrix());
+ }
+
+ for (BlobBoundingBox bbb : blobBoundingBoxes) {
+ if (images.isEmpty()) {
+ images.add(capImg.getMatrix());
+ } // first detected blob
+ flattenedBlobs.add(blobClassifier.getBlobContentIn27x15(large, bbb));
+ }
+
+ for (int i = 0; i < flattenedBlobs.size(); i++) { // always classify
+ ClassificationResult cr = blobClassifier.classify(flattenedBlobs.get(i));
+ if (Objects.equals(cr.label, "Finger")) {
+ cnn_classifications += 1.0;
+ }
+ cnn_classifications_total += 1.0;
+ }
+
+ if (images.size() == WINDOW_SIZE) { // classify after WINDOW_SIZE images
+ blobClassifier.setModel(DemoSettings.models[1]); // set the model to LSTM
+ final ClassificationResult cr = blobClassifier.classify(blobClassifier.imagesToPixels(images));
+ labelNames.add(cr.label + " (" + ((int) Math.round(cr.confidence * 100)) + "%)");
+ final String cnnLabel;
+ //Log.i("Test","CNN Classifications: "+String.valueOf(cnn_classifications));
+ if (cnn_classifications / cnn_classifications_total >= 0.5) {
+ cnnLabel = "Finger";
+ } else {
+ cnnLabel = "Knuckle";
+ }
+ runOnUiThread(new Runnable() {
+ @Override
+ public void run() {
+ textViewMode.setText(Html.fromHtml(""+cnnLabel+": " + cr.label + ""));
+ }
+ });
+ cnn_classifications = 0.0;
+ cnn_classifications_total = 0.0;
+ colors.add(cr.color);
+ images.clear();
+ blobClassifier.setModel(DemoSettings.models[0]);
+ }
+
+ runOnUiThread(new Runnable() {
+ @Override
+ public void run() {
+ drawView.updateView(capImg, blobBoundingBoxes, labelNames, colors);
+ }
+ });
+
+
+ if (!labelNames.isEmpty()) {
+ classification_display_length = 20;
+ }
+ } else {
+ if (classification_display_length==1) {
+ runOnUiThread(new Runnable() {
+ @Override
+ public void run() {
+ textViewMode.setText("");
+ }
+ });
+ }
+ classification_display_length--;
+ }
+ }
+ });
+ localDeviceHandler.startHandler();
+
+ // fill the whole screen.
+ RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
+ params.addRule(RelativeLayout.ALIGN_PARENT_LEFT, RelativeLayout.TRUE);
+ params.addRule(RelativeLayout.ALIGN_PARENT_TOP, RelativeLayout.TRUE);
+ params.addRule(RelativeLayout.ALIGN_PARENT_RIGHT, RelativeLayout.TRUE);
+ params.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM, RelativeLayout.TRUE);
+
+ drawView = new DrawView(this);
+ movableWindow.removeAllViews();
+ movableWindow.addView(drawView, params);
+
+ textViewMode = new TextView(this);
+ textViewMode.setText(Html.fromHtml("x"));
+ textViewMode.setTextColor(Color.WHITE);
+ textViewMode.setTextSize(35);
+ textViewMode.setBackgroundColor(Color.TRANSPARENT);
+ RelativeLayout.LayoutParams tvmLayout = new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
+ tvmLayout.addRule(RelativeLayout.CENTER_HORIZONTAL, RelativeLayout.TRUE);
+ movableWindow.addView(textViewMode, tvmLayout);
+
+ textViewMode.setOnClickListener(new View.OnClickListener() {
+ @Override
+ public void onClick(View v) {
+ String[] modelNames = new String[DemoSettings.models.length];
+ for (int i = 0; i < DemoSettings.models.length; i++) {
+ modelNames[i] = DemoSettings.models[i].modelName;
+ }
+
+ AlertDialog.Builder builder = new AlertDialog.Builder(FullscreenActivity.this);
+ builder.setTitle("Select a Model");
+ builder.setItems(modelNames, new DialogInterface.OnClickListener() {
+ @Override
+ public void onClick(DialogInterface dialog, int which) {
+ setModel(DemoSettings.models[which]);
+ delayedHide(100);
+ }
+ });
+ builder.show();
+ }
+ });
+
+ setModel(DemoSettings.models[0]);
+ }
+
+
+ @Override
+ protected void onPostCreate(Bundle savedInstanceState) {
+ super.onPostCreate(savedInstanceState);
+
+ // Trigger the initial hide() shortly after the activity has been
+ // created, to briefly hint to the user that UI controls
+ // are available.
+ delayedHide(100);
+ }
+
+ @Override
+ protected void onResume() {
+ super.onResume();
+
+ // Trigger the initial hide() shortly after the activity has been
+ // created, to briefly hint to the user that UI controls
+ // are available.
+ delayedHide(100);
+ }
+
+ private void hide() {
+ // Hide UI first
+ ActionBar actionBar = getSupportActionBar();
+ if (actionBar != null) {
+ actionBar.hide();
+ }
+
+ // Schedule a runnable to remove the status and navigation bar after a delay
+ mHideHandler.removeCallbacks(mShowPart2Runnable);
+ mHideHandler.postDelayed(mHidePart2Runnable, UI_ANIMATION_DELAY);
+ }
+
+ @SuppressLint("InlinedApi")
+ private void show() {
+// // Show the system bar
+ movableWindow.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
+ | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
+
+ // Schedule a runnable to display UI elements after a delay
+ mHideHandler.removeCallbacks(mHidePart2Runnable);
+ mHideHandler.postDelayed(mShowPart2Runnable, UI_ANIMATION_DELAY);
+ }
+
+ /**
+ * Schedules a call to hide() in [delay] milliseconds, canceling any
+ * previously scheduled calls.
+ */
+ private void delayedHide(int delayMillis) {
+ mHideHandler.removeCallbacks(mHideRunnable);
+ mHideHandler.postDelayed(mHideRunnable, delayMillis);
+ }
+}
\ No newline at end of file
diff --git a/viewer/app/src/main/java/io/interactionlab/capimgdemo/demo/DemoSettings.java b/viewer/app/src/main/java/io/interactionlab/capimgdemo/demo/DemoSettings.java
new file mode 100644
index 0000000..a4fc06a
--- /dev/null
+++ b/viewer/app/src/main/java/io/interactionlab/capimgdemo/demo/DemoSettings.java
@@ -0,0 +1,46 @@
+package io.interactionlab.capimgdemo.demo;
+
+import android.graphics.Color;
+
+/**
+ * Created by Huy on 28/06/2018.
+ */
+
+public class DemoSettings {
+
+ private static int[] colorBand(int size) {
+ int[] band = new int[size];
+ for (int i = 0; i < size; i++) {
+ band[i] = Color.HSVToColor(new float[]{i*360.0f/(float)size, 1.0f, 1.0f});
+ }
+ return band;
+ }
+
+ public static final ModelDescription[] models = new ModelDescription[]{
+ new ModelDescription(
+ "KnuckleFinger",
+ "file:///android_asset/CNN.pb",
+ "conv2d_1_input",
+ "output_node0",
+ new long[]{1, 27, 15, 1},
+ new String[]{"Knuckle", "Finger"},
+ new int[]{Color.GREEN, Color.YELLOW}
+ ),
+ new ModelDescription(
+ "GestureRecognition",
+ "file:///android_asset/LSTM.pb",
+ "time_distributed_10_input",
+ "output_node0",
+ new long[]{50, 27, 15, 1},
+ new String[]{"Tap", "Two Tap", "Swipe left",
+ "Swipe right", "Swipe up", "Swipe down",
+ "Swipe up with two", "Swipe down with two", "Circle",
+ "Arrowhead left", "Arrowhead right", "Checkmark",
+ "Γ", "L", "Mirrored L", "S",
+ "Rotate"},
+ colorBand(17)
+ )
+ };
+}
+
+
diff --git a/viewer/app/src/main/java/io/interactionlab/capimgdemo/demo/ModelDescription.java b/viewer/app/src/main/java/io/interactionlab/capimgdemo/demo/ModelDescription.java
new file mode 100644
index 0000000..bc4b112
--- /dev/null
+++ b/viewer/app/src/main/java/io/interactionlab/capimgdemo/demo/ModelDescription.java
@@ -0,0 +1,26 @@
+package io.interactionlab.capimgdemo.demo;
+
+/**
+ * Created by Huy on 28/06/2018.
+ */
+
+@SuppressWarnings("ALL")
+public class ModelDescription {
+ public final String modelPath;
+ public final String modelName;
+ public final String inputNode;
+ public final String outputNode;
+ public final long[] inputDimensions;
+ public final String[] labels;
+ public final int[] labelColor;
+
+ public ModelDescription(String modelName, String modelPath, String inputNode, String outputNode, long[] inputDimensions, String[] labels, int[] labelColor) {
+ this.modelName = modelName;
+ this.modelPath = modelPath;
+ this.inputNode = inputNode;
+ this.outputNode = outputNode;
+ this.inputDimensions = inputDimensions;
+ this.labels = labels;
+ this.labelColor = labelColor;
+ }
+}
diff --git a/viewer/app/src/main/res/layout/activity_fullscreen.xml b/viewer/app/src/main/res/layout/activity_fullscreen.xml
new file mode 100644
index 0000000..2d99cd8
--- /dev/null
+++ b/viewer/app/src/main/res/layout/activity_fullscreen.xml
@@ -0,0 +1,19 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/viewer/app/src/main/res/mipmap-hdpi/ic_launcher.png b/viewer/app/src/main/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 0000000..adf1386
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diff --git a/viewer/app/src/main/res/mipmap-hdpi/ic_launcher_round.png b/viewer/app/src/main/res/mipmap-hdpi/ic_launcher_round.png
new file mode 100644
index 0000000..9a078e3
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diff --git a/viewer/app/src/main/res/mipmap-mdpi/ic_launcher.png b/viewer/app/src/main/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 0000000..1989aca
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diff --git a/viewer/app/src/main/res/mipmap-mdpi/ic_launcher_round.png b/viewer/app/src/main/res/mipmap-mdpi/ic_launcher_round.png
new file mode 100644
index 0000000..efc028a
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diff --git a/viewer/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/viewer/app/src/main/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 0000000..40fff7d
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diff --git a/viewer/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png b/viewer/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png
new file mode 100644
index 0000000..3af2608
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diff --git a/viewer/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/viewer/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 0000000..d679ed4
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diff --git a/viewer/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png b/viewer/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png
new file mode 100644
index 0000000..9bec2e6
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diff --git a/viewer/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/viewer/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 0000000..337b7bb
Binary files /dev/null and b/viewer/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png differ
diff --git a/viewer/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png b/viewer/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png
new file mode 100644
index 0000000..34947cd
Binary files /dev/null and b/viewer/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png differ
diff --git a/viewer/app/src/main/res/values/attrs.xml b/viewer/app/src/main/res/values/attrs.xml
new file mode 100644
index 0000000..7ce840e
--- /dev/null
+++ b/viewer/app/src/main/res/values/attrs.xml
@@ -0,0 +1,12 @@
+
+
+
+
+
+
+
+
+
diff --git a/viewer/app/src/main/res/values/colors.xml b/viewer/app/src/main/res/values/colors.xml
new file mode 100644
index 0000000..227fd33
--- /dev/null
+++ b/viewer/app/src/main/res/values/colors.xml
@@ -0,0 +1,8 @@
+
+
+ #3F51B5
+ #303F9F
+ #FF4081
+
+ #66000000
+
diff --git a/viewer/app/src/main/res/values/strings.xml b/viewer/app/src/main/res/values/strings.xml
new file mode 100644
index 0000000..3bcc682
--- /dev/null
+++ b/viewer/app/src/main/res/values/strings.xml
@@ -0,0 +1,3 @@
+
+ Viewer
+
diff --git a/viewer/app/src/main/res/values/styles.xml b/viewer/app/src/main/res/values/styles.xml
new file mode 100644
index 0000000..dc8a48c
--- /dev/null
+++ b/viewer/app/src/main/res/values/styles.xml
@@ -0,0 +1,23 @@
+
+
+
+
+
+
+
+
+
+
diff --git a/viewer/app/src/main/res/xml/backup_descriptor.xml b/viewer/app/src/main/res/xml/backup_descriptor.xml
new file mode 100644
index 0000000..6fd6103
--- /dev/null
+++ b/viewer/app/src/main/res/xml/backup_descriptor.xml
@@ -0,0 +1,4 @@
+
+
+
+
diff --git a/viewer/app/src/test/java/io/interactionlab/capimgdemo/ExampleUnitTest.java b/viewer/app/src/test/java/io/interactionlab/capimgdemo/ExampleUnitTest.java
new file mode 100644
index 0000000..0b49a92
--- /dev/null
+++ b/viewer/app/src/test/java/io/interactionlab/capimgdemo/ExampleUnitTest.java
@@ -0,0 +1,17 @@
+package io.interactionlab.capimgdemo;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see Testing documentation
+ */
+public class ExampleUnitTest {
+ @Test
+ public void addition_isCorrect() throws Exception {
+ assertEquals(4, 2 + 2);
+ }
+}
\ No newline at end of file
diff --git a/viewer/build.gradle b/viewer/build.gradle
new file mode 100644
index 0000000..723d307
--- /dev/null
+++ b/viewer/build.gradle
@@ -0,0 +1,31 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+ repositories {
+ jcenter()
+ maven {
+ url 'https://maven.google.com/'
+ name 'Google'
+ }
+ }
+ dependencies {
+ classpath 'com.android.tools.build:gradle:3.2.1'
+
+ // NOTE: Do not place your application dependencies here; they belong
+ // in the individual module build.gradle files
+ }
+}
+
+allprojects {
+ repositories {
+ jcenter()
+ maven {
+ url 'https://maven.google.com/'
+ name 'Google'
+ }
+ }
+}
+
+task clean(type: Delete) {
+ delete rootProject.buildDir
+}
diff --git a/viewer/gradle.properties b/viewer/gradle.properties
new file mode 100644
index 0000000..aac7c9b
--- /dev/null
+++ b/viewer/gradle.properties
@@ -0,0 +1,17 @@
+# Project-wide Gradle settings.
+
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx1536m
+
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
diff --git a/viewer/gradle/wrapper/gradle-wrapper.jar b/viewer/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..13372ae
Binary files /dev/null and b/viewer/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/viewer/gradle/wrapper/gradle-wrapper.properties b/viewer/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..ee0ff82
--- /dev/null
+++ b/viewer/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Thu Dec 20 15:44:55 CET 2018
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip
diff --git a/viewer/gradlew b/viewer/gradlew
new file mode 100644
index 0000000..9d82f78
--- /dev/null
+++ b/viewer/gradlew
@@ -0,0 +1,160 @@
+#!/usr/bin/env bash
+
+##############################################################################
+##
+## Gradle start up script for UN*X
+##
+##############################################################################
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn ( ) {
+ echo "$*"
+}
+
+die ( ) {
+ echo
+ echo "$*"
+ echo
+ exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+case "`uname`" in
+ CYGWIN* )
+ cygwin=true
+ ;;
+ Darwin* )
+ darwin=true
+ ;;
+ MINGW* )
+ msys=true
+ ;;
+esac
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+ ls=`ls -ld "$PRG"`
+ link=`expr "$ls" : '.*-> \(.*\)$'`
+ if expr "$link" : '/.*' > /dev/null; then
+ PRG="$link"
+ else
+ PRG=`dirname "$PRG"`"/$link"
+ fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+ if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+ # IBM's JDK on AIX uses strange locations for the executables
+ JAVACMD="$JAVA_HOME/jre/sh/java"
+ else
+ JAVACMD="$JAVA_HOME/bin/java"
+ fi
+ if [ ! -x "$JAVACMD" ] ; then
+ die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+ fi
+else
+ JAVACMD="java"
+ which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
+ MAX_FD_LIMIT=`ulimit -H -n`
+ if [ $? -eq 0 ] ; then
+ if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+ MAX_FD="$MAX_FD_LIMIT"
+ fi
+ ulimit -n $MAX_FD
+ if [ $? -ne 0 ] ; then
+ warn "Could not set maximum file descriptor limit: $MAX_FD"
+ fi
+ else
+ warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+ fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+ GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+ APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+ CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+ JAVACMD=`cygpath --unix "$JAVACMD"`
+
+ # We build the pattern for arguments to be converted via cygpath
+ ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+ SEP=""
+ for dir in $ROOTDIRSRAW ; do
+ ROOTDIRS="$ROOTDIRS$SEP$dir"
+ SEP="|"
+ done
+ OURCYGPATTERN="(^($ROOTDIRS))"
+ # Add a user-defined pattern to the cygpath arguments
+ if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+ OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+ fi
+ # Now convert the arguments - kludge to limit ourselves to /bin/sh
+ i=0
+ for arg in "$@" ; do
+ CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+ CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
+
+ if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
+ eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+ else
+ eval `echo args$i`="\"$arg\""
+ fi
+ i=$((i+1))
+ done
+ case $i in
+ (0) set -- ;;
+ (1) set -- "$args0" ;;
+ (2) set -- "$args0" "$args1" ;;
+ (3) set -- "$args0" "$args1" "$args2" ;;
+ (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+ (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+ (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+ (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+ (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+ (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+ esac
+fi
+
+# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
+function splitJvmOpts() {
+ JVM_OPTS=("$@")
+}
+eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
+JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
+
+exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"
diff --git a/viewer/gradlew.bat b/viewer/gradlew.bat
new file mode 100644
index 0000000..8a0b282
--- /dev/null
+++ b/viewer/gradlew.bat
@@ -0,0 +1,90 @@
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windowz variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+if "%@eval[2+2]" == "4" goto 4NT_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+goto execute
+
+:4NT_args
+@rem Get arguments from the 4NT Shell from JP Software
+set CMD_LINE_ARGS=%$
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
diff --git a/viewer/settings.gradle b/viewer/settings.gradle
new file mode 100644
index 0000000..e7b4def
--- /dev/null
+++ b/viewer/settings.gradle
@@ -0,0 +1 @@
+include ':app'