Migrated project to Android Studio

.checkstyle

@@ -1,10 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-
-<fileset-config file-format-version="1.2.0" simple-config="true" sync-formatter="false">
-  <local-check-config name="Checkstyle-Configuration" location="C:\Users\Alex\Eclipse Workspace\Sensor-Fusion-Demo\Checkstyle.xml" type="external" description="Standard Checkstyle configuration with extra wide lines.">
-    <additional-data name="protect-config-file" value="false"/>
-  </local-check-config>
-  <fileset name="all" enabled="true" check-config-name="Checkstyle-Configuration" local="true">
-    <file-match-pattern match-pattern="." include-pattern="true"/>
-  </fileset>
-</fileset-config>

.classpath

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="src" path="gen"/>
-	<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
-	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.LIBRARIES"/>
-	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.DEPENDENCIES"/>
-	<classpathentry kind="output" path="bin/classes"/>
-</classpath>

.gitignore

@@ -1,16 +1,46 @@
-# built application files
+# Built application files
 *.apk
 *.ap_
 
-# files for the dex VM
+# Files for the Dalvik VM
 *.dex
 
 # Java class files
 *.class
 
-# generated files
+# Generated files
 bin/
 gen/
+out/
+
+# Gradle files
+.gradle/
+build/
+/build
 
 # Local configuration file (sdk path, etc)
-local.properties
+local.properties
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Log Files
+*.log
+
+# Android Studio Navigation editor temp files
+.navigation/
+
+# Android Studio captures folder
+captures/
+
+# Android Studio
+*.iml
+.idea
+#.idea/workspace.xml - remove # and delete .idea if it better suit your needs.
+
+# Intellij
+*.iml
+/.idea/workspace.xml
+/.idea/libraries
+
+.DS_Store

.project

@@ -1,33 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>Sensor-Fusion-Demo</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<buildCommand>
-			<name>com.android.ide.eclipse.adt.ResourceManagerBuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-		<buildCommand>
-			<name>com.android.ide.eclipse.adt.PreCompilerBuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-		<buildCommand>
-			<name>org.eclipse.jdt.core.javabuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-		<buildCommand>
-			<name>com.android.ide.eclipse.adt.ApkBuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-	</buildSpec>
-	<natures>
-		<nature>com.android.ide.eclipse.adt.AndroidNature</nature>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>

.settings/org.eclipse.jdt.core.prefs

@@ -1,4 +0,0 @@
-eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
-org.eclipse.jdt.core.compiler.compliance=1.6
-org.eclipse.jdt.core.compiler.source=1.6

Checkstyle.xml

@@ -1,72 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE module PUBLIC "-//Puppy Crawl//DTD Check Configuration 1.3//EN" "http://www.puppycrawl.com/dtds/configuration_1_3.dtd">
-
-<!--
-    This configuration file was written by the eclipse-cs plugin configuration editor
-	and edited by Alexander Pacha
--->
-<!--
-    Checkstyle-Configuration: SightPlayerCheckstyle
-    Description: none
--->
-<module name="Checker">
-  <property name="severity" value="warning"/>
-  <module name="TreeWalker">
-    <module name="ConstantName"/>
-    <module name="MethodName"/>
-    <module name="LocalFinalVariableName"/>
-    <module name="LocalVariableName"/>
-    <module name="MemberName"/>
-    <module name="ParameterName"/>
-    <module name="TypeName"/>
-    <module name="StaticVariableName"/>
-    <module name="PackageName"/>
-    <module name="RightCurly"/>
-    <module name="LeftCurly"/>
-    <module name="NeedBraces"/>
-    <module name="OperatorWrap"/>
-    <module name="ParenPad"/>
-    <module name="NoWhitespaceAfter">
-      <property name="tokens" value="BNOT, DEC, DOT, INC, LNOT, UNARY_MINUS, UNARY_PLUS"/>
-    </module>
-    <module name="NoWhitespaceBefore"/>
-    <module name="WhitespaceAfter"/>
-    <module name="WhitespaceAround"/>
-    <module name="JavadocMethod"/>
-    <module name="JavadocType"/>
-    <module name="JavadocVariable"/>
-    <module name="ModifierOrder"/>
-    <module name="UpperEll"/>
-    <module name="EqualsHashCode"/>
-    <module name="IllegalInstantiation">
-      <property name="classes" value="java.lang.Boolean"/>
-    </module>
-    <module name="EmptyBlock"/>
-    <module name="InnerAssignment"/>
-    <module name="IllegalImport"/>
-    <module name="VisibilityModifier">
-      <property name="packageAllowed" value="true"/>
-      <property name="protectedAllowed" value="true"/>
-    </module>
-    <module name="UnusedImports"/>
-    <module name="SimplifyBooleanExpression"/>
-    <module name="SimplifyBooleanReturn"/>
-    <module name="AvoidStarImport"/>
-    <module name="TodoComment"/>
-    <module name="PackageHtml">
-      <property name="severity" value="ignore"/>
-      <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
-    </module>
-    <module name="FinalParameters">
-      <property name="severity" value="ignore"/>
-      <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
-    </module>
-    <module name="LineLength">
-      <property name="max" value="230"/> <!-- TODO Switch back to 130 -->
-    </module>
-  </module>
-  <module name="FileTabCharacter"/>
-  <module name="SuppressionFilter">
-    <property name="file" value="${project_loc}/suppressions.xml" />
-  </module>
-</module>

app/build.gradle

@@ -0,0 +1,23 @@
+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 23
+    buildToolsVersion "23.0.2"
+
+    defaultConfig {
+        applicationId "org.hitlabnz.sensor_fusion_demo"
+        minSdkVersion 11
+        targetSdkVersion 23
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
+        }
+    }
+}
+
+dependencies {
+    compile 'com.android.support:support-v4:23.2.0'
+}

app/src/main/assets/about/de/index.html

@@ -5,17 +5,17 @@
 		Diese App wurde von <a href="http://my-it.at">Alexander Pacha</a> am <a
 			href="http://www.hitlabnz.org">Human Interface Technology
 			Laboratory New Zealand</a> entwickelt und demonstriert die
-		Leistungsfähigkeit von verschiedenen Sensoren und Sensorfusionen.
+		Leistungsfähigkeit von verschiedenen Sensoren und Sensorfusionen.
 		Messungen von dem Gyroskop, Akzelerometer und Kompass werden in
-		verschiedenen Weisen kombiniert und das Ergebnis wird als Würfel
-		visualisiert, der durch rotieren des Gerätes gedreht werden kann.
+		verschiedenen Weisen kombiniert und das Ergebnis wird als Würfel
+		visualisiert, der durch rotieren des Gerätes gedreht werden kann.
 	</p>
 	<p>
-		Die große Neuheit in dieser Applikation ist die Fusion von zwei
+		Die große Neuheit in dieser Applikation ist die Fusion von zwei
 		virtuellen Sensoren: <b>Improved Orientation Sensor 1</b> und <b>Improved
 			Orientation Sensor 2</b> nutzen den Android Rotation Vector mit dem
-		kalibrierten Gyroskopsensor und erreichen eine nie zuvor dagewesenen Präzision
-		und Reaktionsfähigkeit.
+		kalibrierten Gyroskopsensor und erreichen eine nie zuvor dagewesenen Präzision
+		und Reaktionsfähigkeit.
 	</p>
 
 	<p>Neben diesen beiden Sensorfusionen gibt es noch weitere Sensoren
@@ -23,12 +23,12 @@
 	<ul>
 		<li>Improved Orientation Sensor 1 (Sensorfusion des Android
 			Rotation Vector und des kalibrierten Gyroskops - weniger stabil,
-			dafür genauer)</li>
+			dafür genauer)</li>
 		<li>Improved Orientation Sensor 2 (Sensorfusion des Android
-			Rotation Vector und des kalibrierten Gyroskops - stabiler, dafür
+			Rotation Vector und des kalibrierten Gyroskops - stabiler, dafür
 			ungenauer)</li>
 		<li>Android Rotation Vector (Kalmanfilterfusion von Akzelerometer
-			+ Gyroskop + Kompass) - die bisher beste verfügbare Fusion!</li>
+			+ Gyroskop + Kompass) - die bisher beste verfügbare Fusion!</li>
 		<li>Kalibriertes Gyroskop (Weiteres Ergebnis der
 			Kalmanfilterfusion von Akzelerometer + Gyroskop + Kompass). Liefert
 			nur relative Rotation, kann daher von den anderen Sensoren abweichen.</li>
@@ -46,10 +46,10 @@
 			Laboratory New Zealand</a> entwickelt.
 	</p>
 	
-	<p>Lange auf den Würfel gedrückt halten, um kurzfristig in den Raummodus zu wechseln.</p>
+	<p>Lange auf den Würfel gedrückt halten, um kurzfristig in den Raummodus zu wechseln.</p>
 
 	<p>
-		Der Quellcode ist öffentlich verfügbar auf <a
+		Der Quellcode ist öffentlich verfügbar auf <a
 			href="https://bitbucket.org/apacha/sensor-fusion-demo/">Bitbucket</a>
 		unter der MIT Lizenz.
 	</p>

app/src/main/java/org/hitlabnz/sensor_fusion_demo/SensorChecker.java

@@ -7,5 +7,5 @@ public interface SensorChecker {
 	 * 
 	 * @return True, if a gyroscope is available. False otherwise.
 	 */
-	public boolean IsGyroscopeAvailable ();
+	public boolean IsGyroscopeAvailable();
 }

build.gradle

@@ -0,0 +1,15 @@
+// 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:2.0.0-beta5'
+    }
+}
+
+allprojects {
+    repositories {
+        jcenter()
+    }
+}

gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,6 @@
+#Mon Dec 28 10:00:20 PST 2015
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.10-all.zip

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 "$@"

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

proguard-project.txt

@@ -1,20 +0,0 @@
-# To enable ProGuard in your project, edit project.properties
-# to define the proguard.config property as described in that file.
-#
-# Add project specific ProGuard rules here.
-# By default, the flags in this file are appended to flags specified
-# in ${sdk.dir}/tools/proguard/proguard-android.txt
-# You can edit the include path and order by changing the ProGuard
-# include property in project.properties.
-#
-# 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 *;
-#}

project.properties

@@ -1,14 +0,0 @@
-# This file is automatically generated by Android Tools.
-# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
-#
-# This file must be checked in Version Control Systems.
-#
-# To customize properties used by the Ant build system edit
-# "ant.properties", and override values to adapt the script to your
-# project structure.
-#
-# To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home):
-#proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
-
-# Project target.
-target=android-19

settings.gradle

@@ -0,0 +1 @@
+include ':app'

suppressions.xml

@@ -1,14 +0,0 @@
-<?xml version="1.0"?>
-
-<!DOCTYPE suppressions PUBLIC
-    "-//Puppy Crawl//DTD Suppressions 1.1//EN"
-    "http://www.puppycrawl.com/dtds/suppressions_1_1.dtd">
-
-<suppressions>
-    <!-- Don't check auto-generated files. -->
-    <suppress files="R.java" checks="[a-zA-Z0-9]*"/>
-    <suppress files="BuildConfig.java" checks="[a-zA-Z0-9]*"/>
-    
-    <!-- Factory has very long lines, which can not be shortened -->
-    <!--<suppress files="PipelineFactory.java" checks="LineLength" />-->
-</suppressions>