migrate from maven to gradle

.gitignore

@@ -1,6 +1,64 @@
-.project
+## Java
+
+*.class
+*.war
+*.ear
+hs_err_pid*
+
+## GWT
+war/
+html/war/gwt_bree/
+html/gwt-unitCache/
+.apt_generated/
+html/war/WEB-INF/deploy/
+html/war/WEB-INF/classes/
+.gwt/
+gwt-unitCache/
+www-test/
+.gwt-tmp/
+
+## Android Studio and Intellij and Android in general
+android/libs/armeabi/
+android/libs/armeabi-v7a/
+android/libs/x86/
+android/gen/
+.idea/
+*.ipr
+*.iws
+*.iml
+out/
+com_crashlytics_export_strings.xml
+
+## Eclipse
 .classpath
-.settings
-*~
-/bin
-target/
+.project
+.metadata
+**/bin/
+tmp/
+*.tmp
+*.bak
+*.swp
+*~.nib
+local.properties
+.settings/
+.loadpath
+.externalToolBuilders/
+*.launch
+
+## NetBeans
+**/nbproject/private/
+build/
+nbbuild/
+dist/
+nbdist/
+nbactions.xml
+nb-configuration.xml
+
+## Gradle
+
+.gradle
+gradle-app.setting
+build/
+
+## OS Specific
+.DS_Store

android/AndroidManifest.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="de.dr1fter.jrobot"
+    android:versionCode="1"
+    android:versionName="1.0" >
+
+    <uses-sdk android:minSdkVersion="8" android:targetSdkVersion="23" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@drawable/ic_launcher"
+        android:label="@string/app_name"
+        android:theme="@style/GdxTheme" >
+        <activity
+            android:name="de.dr1fter.jrobot.AndroidLauncher"
+            android:label="@string/app_name" 
+            android:screenOrientation="landscape"
+            android:configChanges="keyboard|keyboardHidden|orientation|screenSize">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

android/assets/menuButton.pack

@@ -0,0 +1,19 @@
+menuButton.png
+size: 2038, 499
+format: RGBA8888
+filter: Linear,Linear
+repeat: none
+menuButtonPushed
+  rotate: false
+  xy: 1, 1
+  size: 1017, 497
+  orig: 1024, 512
+  offset: 2, 13
+  index: -1
+menuButtonUnPushed
+  rotate: false
+  xy: 1020, 1
+  size: 1017, 497
+  orig: 1024, 512
+  offset: 2, 13
+  index: -1

android/build.gradle

@@ -0,0 +1,122 @@
+android {
+    buildToolsVersion "23.0.2"
+    compileSdkVersion 23
+    sourceSets {
+        main {
+            manifest.srcFile 'AndroidManifest.xml'
+            java.srcDirs = ['src']
+            aidl.srcDirs = ['src']
+            renderscript.srcDirs = ['src']
+            res.srcDirs = ['res']
+            assets.srcDirs = ['assets']
+            jniLibs.srcDirs = ['libs']
+        }
+
+        instrumentTest.setRoot('tests')
+    }
+    defaultConfig {
+        applicationId "de.dr1fter.jrobot"
+        minSdkVersion 8
+        targetSdkVersion 23
+    }
+}
+
+
+// called every time gradle gets executed, takes the native dependencies of
+// the natives configuration, and extracts them to the proper libs/ folders
+// so they get packed with the APK.
+task copyAndroidNatives() { 
+    file("libs/armeabi/").mkdirs();
+    file("libs/armeabi-v7a/").mkdirs();
+    file("libs/x86/").mkdirs();
+
+    configurations.natives.files.each { jar ->
+        def outputDir = null
+        if(jar.name.endsWith("natives-armeabi-v7a.jar")) outputDir = file("libs/armeabi-v7a")
+        if(jar.name.endsWith("natives-armeabi.jar")) outputDir = file("libs/armeabi")
+        if(jar.name.endsWith("natives-x86.jar")) outputDir = file("libs/x86")
+        if(outputDir != null) {
+            copy {
+                from zipTree(jar)
+                into outputDir
+                include "*.so"
+            }
+        }
+    }
+}
+
+task run(type: Exec) {
+    def path
+    def localProperties = project.file("../local.properties")
+    if (localProperties.exists()) {
+        Properties properties = new Properties()
+        localProperties.withInputStream { instr ->
+            properties.load(instr)
+        }
+        def sdkDir = properties.getProperty('sdk.dir')
+        if (sdkDir) {
+            path = sdkDir
+        } else {
+            path = "$System.env.ANDROID_HOME"
+        }
+    } else {
+        path = "$System.env.ANDROID_HOME"
+    }
+
+    def adb = path + "/platform-tools/adb"
+    commandLine "$adb", 'shell', 'am', 'start', '-n', 'de.dr1fter.jrobot/de.dr1fter.jrobot.AndroidLauncher'
+}
+
+// sets up the Android Eclipse project, using the old Ant based build.
+eclipse {
+    // need to specify Java source sets explicitely, SpringSource Gradle Eclipse plugin
+    // ignores any nodes added in classpath.file.withXml
+    sourceSets {
+        main {
+            java.srcDirs "src", 'gen'
+        }
+    }
+
+    jdt {
+        sourceCompatibility = 1.8
+        targetCompatibility = 1.8
+    }
+
+    classpath {
+        plusConfigurations += [ project.configurations.compile ]        
+        containers 'com.android.ide.eclipse.adt.ANDROID_FRAMEWORK', 'com.android.ide.eclipse.adt.LIBRARIES'       
+    }
+
+    project {
+        name = appName + "-android"
+        natures 'com.android.ide.eclipse.adt.AndroidNature'
+        buildCommands.clear();
+        buildCommand "com.android.ide.eclipse.adt.ResourceManagerBuilder"
+        buildCommand "com.android.ide.eclipse.adt.PreCompilerBuilder"
+        buildCommand "org.eclipse.jdt.core.javabuilder"
+        buildCommand "com.android.ide.eclipse.adt.ApkBuilder"
+    }
+}
+
+// sets up the Android Idea project, using the old Ant based build.
+idea {
+    module {
+        sourceDirs += file("src");
+        scopes = [ COMPILE: [plus:[project.configurations.compile]]]        
+
+        iml {
+            withXml {
+                def node = it.asNode()
+                def builder = NodeBuilder.newInstance();
+                builder.current = node;
+                builder.component(name: "FacetManager") {
+                    facet(type: "android", name: "Android") {
+                        configuration {
+                            option(name: "UPDATE_PROPERTY_FILES", value:"true")
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

android/proguard-project.txt

@@ -0,0 +1,45 @@
+# 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 *;
+#}
+
+-verbose
+
+-dontwarn android.support.**
+-dontwarn com.badlogic.gdx.backends.android.AndroidFragmentApplication
+-dontwarn com.badlogic.gdx.utils.GdxBuild
+-dontwarn com.badlogic.gdx.physics.box2d.utils.Box2DBuild
+-dontwarn com.badlogic.gdx.jnigen.BuildTarget*
+-dontwarn com.badlogic.gdx.graphics.g2d.freetype.FreetypeBuild
+
+-keep class com.badlogic.gdx.controllers.android.AndroidControllers
+
+-keepclassmembers class com.badlogic.gdx.backends.android.AndroidInput* {
+   <init>(com.badlogic.gdx.Application, android.content.Context, java.lang.Object, com.badlogic.gdx.backends.android.AndroidApplicationConfiguration);
+}
+
+-keepclassmembers class com.badlogic.gdx.physics.box2d.World {
+   boolean contactFilter(long, long);
+   void    beginContact(long);
+   void    endContact(long);
+   void    preSolve(long, long);
+   void    postSolve(long, long);
+   boolean reportFixture(long);
+   float   reportRayFixture(long, float, float, float, float, float);
+}

android/project.properties

@@ -0,0 +1,14 @@
+# 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

android/res/values/strings.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <string name="app_name">jrobot</string>
+
+</resources>

android/res/values/styles.xml

@@ -0,0 +1,12 @@
+<resources>
+
+    <style name="GdxTheme" parent="android:Theme">
+		<item name="android:windowBackground">@android:color/transparent</item>
+        <item name="android:colorBackgroundCacheHint">@null</item>
+        <item name="android:windowAnimationStyle">@android:style/Animation</item>
+        <item name="android:windowNoTitle">true</item>
+        <item name="android:windowContentOverlay">@null</item>
+        <item name="android:windowFullscreen">true</item>
+    </style>
+
+</resources>

android/src/de/dr1fter/jrobot/AndroidLauncher.java

@@ -0,0 +1,16 @@
+package de.dr1fter.jrobot;
+
+import android.os.Bundle;
+
+import com.badlogic.gdx.backends.android.AndroidApplication;
+import com.badlogic.gdx.backends.android.AndroidApplicationConfiguration;
+import de.dr1fter.jrobot.JRobot;
+
+public class AndroidLauncher extends AndroidApplication {
+	@Override
+	protected void onCreate (Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		AndroidApplicationConfiguration config = new AndroidApplicationConfiguration();
+		initialize(new JRobot(), config);
+	}
+}