diff --git a/app/.gitignore b/app/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/app/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/app/app.iml b/app/app.iml
new file mode 100644
index 0000000..c6d989d
--- /dev/null
+++ b/app/app.iml
@@ -0,0 +1,97 @@
+
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+ generateDebugAndroidTestSources
+ generateDebugSources
+
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diff --git a/app/build.gradle b/app/build.gradle
new file mode 100644
index 0000000..793ee20
--- /dev/null
+++ b/app/build.gradle
@@ -0,0 +1,26 @@
+apply plugin: 'com.android.application'
+
+android {
+ compileSdkVersion 23
+ buildToolsVersion "23.0.2"
+
+ defaultConfig {
+ applicationId "com.example.egor.homework4"
+ minSdkVersion 15
+ targetSdkVersion 23
+ versionCode 1
+ versionName "1.0"
+ }
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+ }
+ }
+}
+
+dependencies {
+ compile fileTree(dir: 'libs', include: ['*.jar'])
+ testCompile 'junit:junit:4.12'
+ compile 'com.android.support:appcompat-v7:23.1.0'
+}
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
new file mode 100644
index 0000000..d23afc1
--- /dev/null
+++ b/app/proguard-rules.pro
@@ -0,0 +1,17 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /home/egor/Android/Sdk/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 *;
+#}
diff --git a/app/src/androidTest/java/com/example/egor/homework4/ApplicationTest.java b/app/src/androidTest/java/com/example/egor/homework4/ApplicationTest.java
new file mode 100644
index 0000000..e805716
--- /dev/null
+++ b/app/src/androidTest/java/com/example/egor/homework4/ApplicationTest.java
@@ -0,0 +1,13 @@
+package com.example.egor.homework4;
+
+import android.app.Application;
+import android.test.ApplicationTestCase;
+
+/**
+ * Testing Fundamentals
+ */
+public class ApplicationTest extends ApplicationTestCase {
+ public ApplicationTest() {
+ super(Application.class);
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..c7423b5
--- /dev/null
+++ b/app/src/main/AndroidManifest.xml
@@ -0,0 +1,20 @@
+
+
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+
diff --git a/app/src/main/java/com/example/egor/homework4/MainActivity.java b/app/src/main/java/com/example/egor/homework4/MainActivity.java
new file mode 100644
index 0000000..77da71a
--- /dev/null
+++ b/app/src/main/java/com/example/egor/homework4/MainActivity.java
@@ -0,0 +1,33 @@
+package com.example.egor.homework4;
+
+import android.hardware.Sensor;
+import android.hardware.SensorManager;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+
+public class MainActivity extends AppCompatActivity {
+ private MyView view;
+ private Sensor sensor;
+ private SensorManager sensorManager;
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_main);
+ view = (MyView) findViewById(R.id.main);
+ sensorManager = (SensorManager)getSystemService(SENSOR_SERVICE);
+ sensor = sensorManager.getDefaultSensor(Sensor.TYPE_MAGNETIC_FIELD);
+ }
+
+ @Override
+ protected void onResume() {
+ super.onResume();
+ sensorManager.registerListener(view, sensor, SensorManager.SENSOR_DELAY_NORMAL);
+ }
+
+ @Override
+ protected void onPause() {
+ super.onPause();
+ sensorManager.unregisterListener(view);
+ }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/egor/homework4/MyView.java b/app/src/main/java/com/example/egor/homework4/MyView.java
new file mode 100644
index 0000000..ee355c9
--- /dev/null
+++ b/app/src/main/java/com/example/egor/homework4/MyView.java
@@ -0,0 +1,81 @@
+package com.example.egor.homework4;
+
+/**
+ * Created by egor on 23.12.15.
+ */
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Paint;
+import android.hardware.Sensor;
+import android.hardware.SensorEvent;
+import android.hardware.SensorEventListener;
+import android.util.AttributeSet;
+import android.view.View;
+
+
+public class MyView extends View implements SensorEventListener{
+
+ private float sin, cos;
+ private final Paint circle = new Paint();
+ private final Paint arrowToNorth = new Paint();
+ private final Paint arrowToSouth = new Paint();
+
+ public MyView(Context context, AttributeSet attribute) {
+ super(context, attribute);
+
+ arrowToNorth.setColor(Color.BLACK);
+ arrowToSouth.setColor(Color.RED);
+
+ circle.setColor(Color.MAGENTA);
+ circle.setStrokeWidth(30);
+
+ arrowToNorth.setStrokeWidth(10);
+ arrowToSouth.setStrokeWidth(30);
+ }
+
+ @Override
+ public void onDraw(Canvas canvas) {
+ super.onDraw(canvas);
+
+ int width = getWidth(), height = getHeight();
+ int centreX = width / 2, centreY = height / 2;
+ float r = Math.min(width, height) / 2.5f;
+
+ canvas.drawCircle(
+ centreX,
+ centreY,
+ r,
+ circle);
+
+ r -= 15;
+
+ canvas.drawLine(
+ centreX,
+ centreY,
+ centreX + r * cos,
+ centreY + r * sin,
+ arrowToNorth);
+
+ canvas.drawLine(
+ centreX,
+ centreY,
+ centreX + r * (-cos),
+ centreY + r * (-sin),
+ arrowToSouth);
+ }
+
+ @Override
+ public void onSensorChanged(SensorEvent isEvent) {
+ float n = (float) Math.sqrt(isEvent.values[0] * isEvent.values[0] + isEvent.values[1] * isEvent.values[1]);
+ sin = isEvent.values[0] / n;
+ cos = isEvent.values[1] / n;
+ invalidate();
+ }
+
+ @Override
+ public void onAccuracyChanged(Sensor sensor, int accuracy) {
+
+ }
+}
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..059d330
--- /dev/null
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,13 @@
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher.png b/app/src/main/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 0000000..cde69bc
Binary files /dev/null and b/app/src/main/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher.png b/app/src/main/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 0000000..c133a0c
Binary files /dev/null and b/app/src/main/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/app/src/main/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 0000000..bfa42f0
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 0000000..324e72c
Binary files /dev/null and b/app/src/main/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 0000000..aee44e1
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/values-w820dp/dimens.xml b/app/src/main/res/values-w820dp/dimens.xml
new file mode 100644
index 0000000..63fc816
--- /dev/null
+++ b/app/src/main/res/values-w820dp/dimens.xml
@@ -0,0 +1,6 @@
+
+
+ 64dp
+
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
new file mode 100644
index 0000000..3ab3e9c
--- /dev/null
+++ b/app/src/main/res/values/colors.xml
@@ -0,0 +1,6 @@
+
+
+ #3F51B5
+ #303F9F
+ #FF4081
+
diff --git a/app/src/main/res/values/dimens.xml b/app/src/main/res/values/dimens.xml
new file mode 100644
index 0000000..47c8224
--- /dev/null
+++ b/app/src/main/res/values/dimens.xml
@@ -0,0 +1,5 @@
+
+
+ 16dp
+ 16dp
+
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
new file mode 100644
index 0000000..506e7e3
--- /dev/null
+++ b/app/src/main/res/values/strings.xml
@@ -0,0 +1,3 @@
+
+ homework4
+
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
new file mode 100644
index 0000000..5885930
--- /dev/null
+++ b/app/src/main/res/values/styles.xml
@@ -0,0 +1,11 @@
+
+
+
+
+
+
diff --git a/app/src/test/java/com/example/egor/homework4/ExampleUnitTest.java b/app/src/test/java/com/example/egor/homework4/ExampleUnitTest.java
new file mode 100644
index 0000000..3c412bd
--- /dev/null
+++ b/app/src/test/java/com/example/egor/homework4/ExampleUnitTest.java
@@ -0,0 +1,15 @@
+package com.example.egor.homework4;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * To work on unit tests, switch the Test Artifact in the Build Variants view.
+ */
+public class ExampleUnitTest {
+ @Test
+ public void addition_isCorrect() throws Exception {
+ assertEquals(4, 2 + 2);
+ }
+}
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..be515a8
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,23 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+ repositories {
+ jcenter()
+ }
+ dependencies {
+ classpath 'com.android.tools.build:gradle:1.3.0'
+
+ // NOTE: Do not place your application dependencies here; they belong
+ // in the individual module build.gradle files
+ }
+}
+
+allprojects {
+ repositories {
+ jcenter()
+ }
+}
+
+task clean(type: Delete) {
+ delete rootProject.buildDir
+}
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 0000000..1d3591c
--- /dev/null
+++ b/gradle.properties
@@ -0,0 +1,18 @@
+# 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.
+# Default value: -Xmx10248m -XX:MaxPermSize=256m
+# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
+
+# 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
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..7787e44
--- /dev/null
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,6 @@
+#Wed Dec 23 16:01:26 MSK 2015
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.4-all.zip
diff --git a/settings.gradle b/settings.gradle
new file mode 100644
index 0000000..e7b4def
--- /dev/null
+++ b/settings.gradle
@@ -0,0 +1 @@
+include ':app'