initial commit

13 files changed, 406 insertions, 0 deletions

diff --git a/.classpath b/.classpath
new file mode 100644
index 0000000..a4763d1
--- /dev/null
+++ b/.classpath
@@ -0,0 +1,8 @@
+<?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 kind="con" path="com.android.ide.eclipse.adt.LIBRARIES"/>
+	<classpathentry kind="output" path="bin/classes"/>
+</classpath>
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e614fbb
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+bin
+gen
diff --git a/.project b/.project
new file mode 100644
index 0000000..92d5f05
--- /dev/null
+++ b/.project
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>LinaroWallpaper</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>
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
new file mode 100644
index 0000000..f3a2f73
--- /dev/null
+++ b/AndroidManifest.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+		package="org.linaro.wallpaper"
+		android:versionCode="1"
+		android:versionName="1.0" >
+
+	<uses-sdk android:minSdkVersion="10" />
+	<uses-feature android:name="android.software.live_wallpaper" />
+
+	<application
+			android:icon="@drawable/icon"
+			android:label="@string/app_name" >
+			
+	    <service
+				android:label="@string/wallpaper_logo1"
+				android:name=".LogoWallpaper"
+				android:permission="android.permission.BIND_WALLPAPER">
+				<intent-filter>
+					<action android:name="android.service.wallpaper.WallpaperService" />
+				</intent-filter>
+				<meta-data android:name="android.service.wallpaper" android:resource="@xml/logo1" />
+		</service>
+	</application>
+</manifest>
\ No newline at end of file
diff --git a/proguard.cfg b/proguard.cfg
new file mode 100644
index 0000000..b1cdf17
--- /dev/null
+++ b/proguard.cfg
@@ -0,0 +1,40 @@
+-optimizationpasses 5
+-dontusemixedcaseclassnames
+-dontskipnonpubliclibraryclasses
+-dontpreverify
+-verbose
+-optimizations !code/simplification/arithmetic,!field/*,!class/merging/*
+
+-keep public class * extends android.app.Activity
+-keep public class * extends android.app.Application
+-keep public class * extends android.app.Service
+-keep public class * extends android.content.BroadcastReceiver
+-keep public class * extends android.content.ContentProvider
+-keep public class * extends android.app.backup.BackupAgentHelper
+-keep public class * extends android.preference.Preference
+-keep public class com.android.vending.licensing.ILicensingService
+
+-keepclasseswithmembernames class * {
+    native <methods>;
+}
+
+-keepclasseswithmembers class * {
+    public <init>(android.content.Context, android.util.AttributeSet);
+}
+
+-keepclasseswithmembers class * {
+    public <init>(android.content.Context, android.util.AttributeSet, int);
+}
+
+-keepclassmembers class * extends android.app.Activity {
+   public void *(android.view.View);
+}
+
+-keepclassmembers enum * {
+    public static **[] values();
+    public static ** valueOf(java.lang.String);
+}
+
+-keep class * implements android.os.Parcelable {
+  public static final android.os.Parcelable$Creator *;
+}
diff --git a/project.properties b/project.properties
new file mode 100644
index 0000000..f049142
--- /dev/null
+++ b/project.properties
@@ -0,0 +1,11 @@
+# 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 use,
+# "ant.properties", and override values to adapt the script to your
+# project structure.
+
+# Project target.
+target=android-10
diff --git a/res/drawable/box.xml b/res/drawable/box.xml
new file mode 100644
index 0000000..dc53453
--- /dev/null
+++ b/res/drawable/box.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+		android:shape="rectangle">
+        
+	<corners android:radius="2dip" />
+	
+	<size android:width="14dip" android:height="14dip"/>
+
+	<solid android:color="#a1cd41" />
+</shape>
+
diff --git a/res/drawable/icon.png b/res/drawable/icon.png
new file mode 100644
index 0000000..53c689d
--- /dev/null
+++ b/res/drawable/icon.png
diff --git a/res/drawable/logo.png b/res/drawable/logo.png
new file mode 100644
index 0000000..de9e2a1
--- /dev/null
+++ b/res/drawable/logo.png
diff --git a/res/values/strings.xml b/res/values/strings.xml
new file mode 100644
index 0000000..3f9aa8b
--- /dev/null
+++ b/res/values/strings.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+	<string name="app_name">Linaro Live Wallpaper</string>
+	<string name="wallpaper_logo1">Linaro Animated Logo</string>
+</resources>
\ No newline at end of file
diff --git a/res/xml/logo1.xml b/res/xml/logo1.xml
new file mode 100644
index 0000000..49eee72
--- /dev/null
+++ b/res/xml/logo1.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!-- The attributes in this XML file provide configuration information -->
+
+<wallpaper xmlns:android="http://schemas.android.com/apk/res/android"
+			android:thumbnail="@drawable/icon"
+/>
diff --git a/src/org/linaro/wallpaper/LogoWallpaper.java b/src/org/linaro/wallpaper/LogoWallpaper.java
new file mode 100644
index 0000000..05e7a87
--- /dev/null
+++ b/src/org/linaro/wallpaper/LogoWallpaper.java
@@ -0,0 +1,209 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.linaro.wallpaper;
+
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Point;
+import android.graphics.drawable.Drawable;
+import android.os.Handler;
+import android.service.wallpaper.WallpaperService;
+import android.view.SurfaceHolder;
+
+public class LogoWallpaper extends WallpaperService {
+
+	private final Handler mHandler = new Handler();
+
+	/**
+	 * The number of pixels between the left edge of logo.png and where the
+	 * first edge of the boxes should start at
+	 */
+	private final static int BOX_XOFFSET = 48;
+	/**
+	 * The number of pixels between the bottom of logo.png and where the top
+	 * of each box should be located at
+	 */
+	private final static int BOX_YOFFSET = 36;
+
+	/**
+	 * The number of animation frames used to draw each box
+	 */
+	private final int NUM_FRAMES = 20;
+
+	@Override
+	public Engine onCreateEngine() {
+		return new WallpaperEngine();
+	}
+
+	class WallpaperEngine extends Engine {
+
+		private final Runnable mDrawHandler = new Runnable() {
+			@Override
+			public void run() {
+				drawFrame();
+			}
+		};
+		private boolean mVisible;
+
+		private final int mBGColor;
+		private final Bitmap mLogo;
+		private MovingDrawable mBox[];
+
+		private float mLogoX = 0;
+		private float mLogoY = 0;
+
+		//let's each box render mNumFrameDelays before starting to render the
+		//next box
+		private int mNumFrameDelays = 0;
+
+
+		WallpaperEngine() {
+			mBGColor = Color.rgb(5, 5, 5);
+			mLogo = BitmapFactory.decodeResource(getResources(), R.drawable.logo);
+		}
+
+		@Override
+		public void onCreate(SurfaceHolder surfaceHolder) {
+			super.onCreate(surfaceHolder);
+		}
+
+		@Override
+		public void onDestroy() {
+			super.onDestroy();
+			mHandler.removeCallbacks(mDrawHandler);
+		}
+
+		@Override
+		public void onVisibilityChanged(boolean visible) {
+			mVisible = visible;
+			if (visible) {
+				drawFrame();
+			} else {
+				mHandler.removeCallbacks(mDrawHandler);
+			}
+		}
+
+		@Override
+		public void onSurfaceChanged(SurfaceHolder holder, int format,
+				int width, int height) {
+			super.onSurfaceChanged(holder, format, width, height);
+
+			float density = getResources().getDisplayMetrics().density;
+
+			mLogoX = (width/2.0f) - (mLogo.getWidth()/2.0f);
+			mLogoY = (height/2.0f) - (mLogo.getHeight()/2.0f);
+
+			mBox = new MovingDrawable[5];
+
+			int boxX = Math.round(mLogoX + (BOX_XOFFSET*density));
+			int boxY = Math.round(mLogoY + (BOX_YOFFSET*density));
+			Drawable d = getResources().getDrawable(R.drawable.box);
+			int w = d.getIntrinsicWidth() + Math.round(3*density);
+
+			//box 1 from the top,left
+			Point start = new Point(0, 0);
+			Point end = new Point(boxX + (0*w), boxY);
+			mBox[0] = new MovingDrawable(d, start, end, NUM_FRAMES);
+
+			//box 2 from the bottom,left
+			start = new Point(0, height);
+			end = new Point(boxX + (1*w), boxY);
+			mBox[1] = new MovingDrawable(d, start, end, NUM_FRAMES);
+
+			//box 3 from the top
+			start = new Point(boxX + (2*w), 0);
+			end = new Point(boxX + (2*w), boxY);
+			mBox[2] = new MovingDrawable(d, start, end, NUM_FRAMES);
+
+			//box 4 from the bottom,right
+			start = new Point(width, height);
+			end = new Point(boxX + (3*w), boxY);
+			mBox[3] = new MovingDrawable(d, start, end, NUM_FRAMES);
+
+			//box 5 from the top,left
+			start = new Point(width, 0);
+			end = new Point(boxX + (4*w), boxY);
+			mBox[4] = new MovingDrawable(d, start, end, NUM_FRAMES);
+
+			mNumFrameDelays = NUM_FRAMES / mBox.length;
+
+			drawFrame();
+		}
+
+		@Override
+		public void onSurfaceDestroyed(SurfaceHolder holder) {
+			super.onSurfaceDestroyed(holder);
+			mVisible = false;
+			mHandler.removeCallbacks(mDrawHandler);
+		}
+
+		@Override
+		public void onOffsetsChanged(float xOffset, float yOffset, float xStep,
+				float yStep, int xPixels, int yPixels) {
+			drawFrame();
+		}
+
+		/**
+		 * Draw one frame of the animation. This method gets called repeatedly
+		 * by posting a delayed Runnable.
+		 */
+		void drawFrame() {
+			final SurfaceHolder holder = getSurfaceHolder();
+
+			Canvas c = null;
+			try {
+				c = holder.lockCanvas();
+				if (c != null)
+					drawFrame(c);
+			} finally {
+				if (c != null)
+					holder.unlockCanvasAndPost(c);
+			}
+
+			// Reschedule the next redraw
+			mHandler.removeCallbacks(mDrawHandler);
+			if (mVisible) {
+				//restart the animation if needed
+				if( mBox[mBox.length-1].done() ) {
+					for(MovingDrawable m: mBox)
+						m.restart();
+					//wait longer for redrawing to show the completed image
+					mHandler.postDelayed(mDrawHandler, 1000);
+				}
+				else {
+					mHandler.postDelayed(mDrawHandler, 1000/100);
+				}
+			}
+		}
+
+		void drawFrame(Canvas c) {
+			c.save();
+
+			c.drawColor(mBGColor);
+			c.drawBitmap(mLogo, mLogoX, mLogoY, null);
+
+			for(int i = 0; i < mBox.length; i++) {
+				if( i == 0 || mBox[i-1].curFrame() > mNumFrameDelays )
+					mBox[i].draw(c);
+			}
+
+			c.restore();
+		}
+ 	}
+}
diff --git a/src/org/linaro/wallpaper/MovingDrawable.java b/src/org/linaro/wallpaper/MovingDrawable.java
new file mode 100644
index 0000000..072db8b
--- /dev/null
+++ b/src/org/linaro/wallpaper/MovingDrawable.java
@@ -0,0 +1,56 @@
+package org.linaro.wallpaper;
+
+import android.graphics.Canvas;
+import android.graphics.Point;
+import android.graphics.drawable.Drawable;
+
+public class MovingDrawable {
+
+	private final Drawable mDrawable;
+	private final Point mPositions[];
+
+	private int mCurPosition = -1;
+
+	/**
+	 * A wrapper class for a drawable object that can be moved from a staring
+	 * point to an ending point
+	 *
+	 * @param numFrames - the number of animation iterations wanted to go from
+	 *                    start to finish
+	 */
+	public MovingDrawable(Drawable d, Point start, Point end, int numFrames) {
+		mDrawable = d;
+		mPositions = new Point[numFrames];
+
+		int xinc = (end.x - start.x) / (numFrames-1);
+		int yinc = (end.y - start.y) / (numFrames-1);
+		for(int i = 0; i < numFrames; i++)
+			mPositions[i] = new Point(start.x+(i*xinc), start.y+(i*yinc));
+
+		//just to be sure we don't screw up on rounding on the destination
+		mPositions[mPositions.length-1] = end;
+	}
+
+	private static void move(Drawable d, Point p) {
+		d.setBounds(p.x, p.y, d.getIntrinsicWidth()+p.x, d.getIntrinsicHeight()+p.y);
+	}
+
+	public void draw(Canvas c) {
+		if( mCurPosition < mPositions.length -1)
+			mCurPosition++;
+		move(mDrawable, mPositions[mCurPosition]);
+		mDrawable.draw(c);
+	}
+
+	public boolean done() {
+		return mCurPosition == mPositions.length-1;
+	}
+
+	public void restart() {
+		mCurPosition = -1;
+	}
+
+	public int curFrame() {
+		return mCurPosition;
+	}
+}