/*);
* Copyright (C) 2012 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 com.android.systemui;
import android.animation.AnimatorSet;
import android.animation.PropertyValuesHolder;
import android.animation.ObjectAnimator;
import android.animation.TimeAnimator;
import android.app.Activity;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.drawable.AnimationDrawable;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.ColorMatrix;
import android.graphics.ColorMatrixColorFilter;
import android.graphics.Matrix;
import android.graphics.Paint;
import android.graphics.Point;
import android.graphics.PorterDuffColorFilter;
import android.graphics.PorterDuffXfermode;
import android.graphics.Rect;
import android.graphics.RectF;
import android.os.Handler;
import android.os.SystemClock;
import android.provider.Settings;
import android.util.AttributeSet;
import android.util.DisplayMetrics;
import android.util.Pair;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.view.animation.AnimationUtils;
import android.widget.FrameLayout;
import android.widget.ImageView;
import java.util.HashMap;
import java.util.Random;
public class BeanBag extends Activity {
final static boolean DEBUG = false;
public static class Board extends FrameLayout
{
static Random sRNG = new Random();
static float lerp(float a, float b, float f) {
return (b-a)*f + a;
}
static float randfrange(float a, float b) {
return lerp(a, b, sRNG.nextFloat());
}
static int randsign() {
return sRNG.nextBoolean() ? 1 : -1;
}
static boolean flip() {
return sRNG.nextBoolean();
}
static float mag(float x, float y) {
return (float) Math.sqrt(x*x+y*y);
}
static float clamp(float x, float a, float b) {
return ((x<a)?a:((x>b)?b:x));
}
static float dot(float x1, float y1, float x2, float y2) {
return x1*x2+y1+y2;
}
static <E> E pick(E[] array) {
if (array.length == 0) return null;
return array[sRNG.nextInt(array.length)];
}
static int pickInt(int[] array) {
if (array.length == 0) return 0;
return array[sRNG.nextInt(array.length)];
}
static int NUM_BEANS = 40;
static float MIN_SCALE = 0.2f;
static float MAX_SCALE = 1f;
static float LUCKY = 0.001f;
static int MAX_RADIUS = (int)(576 * MAX_SCALE);
static int BEANS[] = {
R.drawable.redbean0,
R.drawable.redbean0,
R.drawable.redbean0,
R.drawable.redbean0,
R.drawable.redbean1,
R.drawable.redbean1,
R.drawable.redbean2,
R.drawable.redbean2,
R.drawable.redbeandroid,
};
static int COLORS[] = {
0xFF00CC00,
0xFFCC0000,
0xFF0000CC,
0xFFFFFF00,
0xFFFF8000,
0xFF00CCFF,
0xFFFF0080,
0xFF8000FF,
0xFFFF8080,
0xFF8080FF,
0xFFB0C0D0,
0xFFDDDDDD,
0xFF333333,
};
public class Bean extends ImageView {
public static final float VMAX = 1000.0f;
public static final float VMIN = 100.0f;
public float x, y, a;
public float va;
public float vx, vy;
public float r;
public float z;
public int h,w;
public boolean grabbed;
public float grabx, graby;
public long grabtime;
private float grabx_offset, graby_offset;
public Bean(Context context, AttributeSet as) {
super(context, as);
}
public String toString() {
return String.format("<bean (%.1f, %.1f) (%d x %d)>",
getX(), getY(), getWidth(), getHeight());
}
private void pickBean() {
int beanId = pickInt(BEANS);
if (randfrange(0,1) <= LUCKY) {
beanId = R.drawable.jandycane;
}
BitmapDrawable bean = (BitmapDrawable) getContext().getResources().getDrawable(beanId);
Bitmap beanBits = bean.getBitmap();
h=beanBits.getHeight();
w=beanBits.getWidth();
if (DEBUG) {
bean.setAlpha(0x80);
}
this.setImageDrawable(bean);
Paint pt = new Paint();
final int color = pickInt(COLORS);
ColorMatrix CM = new ColorMatrix();
float[] M = CM.getArray();
// we assume the color information is in the red channel
/* R */ M[0] = (float)((color & 0x00FF0000) >> 16) / 0xFF;
/* G */ M[5] = (float)((color & 0x0000FF00) >> 8) / 0xFF;
/* B */ M[10] = (float)((color & 0x000000FF)) / 0xFF;
pt.setColorFilter(new ColorMatrixColorFilter(M));
setLayerType(View.LAYER_TYPE_HARDWARE, (beanId == R.drawable.jandycane) ? null : pt);
}
public void reset() {
pickBean();
final float scale = lerp(MIN_SCALE,MAX_SCALE,z);
setScaleX(scale); setScaleY(scale);
r = 0.3f*Math.max(h,w)*scale;
a=(randfrange(0,360));
va = randfrange(-30,30);
vx = randfrange(-40,40) * z;
vy = randfrange(-40,40) * z;
final float boardh = boardHeight;
final float boardw = boardWidth;
//android.util.Log.d("BeanBag", "reset: w="+w+" h="+h);
if (flip()) {
x=(vx < 0 ? boardw+2*r : -r*4f);
y=(randfrange(0, boardh-3*r)*0.5f + ((vy < 0)?boardh*0.5f:0));
} else {
y=(vy < 0 ? boardh+2*r : -r*4f);
x=(randfrange(0, boardw-3*r)*0.5f + ((vx < 0)?boardw*0.5f:0));
}
}
public void update(float dt) {
if (grabbed) {
// final float interval = (SystemClock.uptimeMillis() - grabtime) / 1000f;
vx = (vx * 0.75f) + ((grabx - x) / dt) * 0.25f;
x = grabx;
vy = (vy * 0.75f) + ((graby - y) / dt) * 0.25f;;
y = graby;
} else {
x = (x + vx * dt);
y = (y + vy * dt);
a = (a + va * dt);
}
}
public float overlap(Bean other) {
final float dx = (x - other.x);
final float dy = (y - other.y);
return mag(dx, dy) - r - other.r;
}
@Override
public boolean onTouchEvent(MotionEvent e) {
switch (e.getAction()) {
case MotionEvent.ACTION_DOWN:
grabbed = true;
grabx_offset = e.getRawX() - x;
graby_offset = e.getRawY() - y;
va = 0;
// fall
case MotionEvent.ACTION_MOVE:
grabx = e.getRawX() - grabx_offset;
graby = e.getRawY() - graby_offset;
grabtime = e.getEventTime();
break;
case MotionEvent.ACTION_CANCEL:
case MotionEvent.ACTION_UP:
grabbed = false;
float a = randsign() * clamp(mag(vx, vy) * 0.33f, 0, 1080f);
va = randfrange(a*0.5f, a);
break;
}
return true;
}
}
TimeAnimator mAnim;
private int boardWidth;
private int boardHeight;
public Board(Context context, AttributeSet as) {
super(context, as);
setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
setWillNotDraw(!DEBUG);
}
private void reset() {
// android.util.Log.d("Nyandroid", "board reset");
removeAllViews();
final ViewGroup.LayoutParams wrap = new ViewGroup.LayoutParams(
ViewGroup.LayoutParams.WRAP_CONTENT,
ViewGroup.LayoutParams.WRAP_CONTENT);
for(int i=0; i<NUM_BEANS; i++) {
Bean nv = new Bean(getContext(), null);
addView(nv, wrap);
nv.z = ((float)i/NUM_BEANS);
nv.z *= nv.z;
nv.reset();
nv.x = (randfrange(0, boardWidth));
nv.y = (randfrange(0, boardHeight));
}
if (mAnim != null) {
mAnim.cancel();
}
mAnim = new TimeAnimator();
mAnim.setTimeListener(new TimeAnimator.TimeListener() {
private long lastPrint = 0;
public void onTimeUpdate(TimeAnimator animation, long totalTime, long deltaTime) {
if (DEBUG && totalTime - lastPrint > 5000) {
lastPrint = totalTime;
for (int i=0; i<getChildCount(); i++) {
android.util.Log.d("BeanBag", "bean " + i + ": " + getChildAt(i));
}
}
for (int i=0; i<getChildCount(); i++) {
View v = getChildAt(i);
if (!(v instanceof Bean)) continue;
Bean nv = (Bean) v;
nv.update(deltaTime / 1000f);
for (int j=i+1; j<getChildCount(); j++) {
View v2 = getChildAt(j);
if (!(v2 instanceof Bean)) continue;
Bean nv2 = (Bean) v2;
final float overlap = nv.overlap(nv2);
}
nv.setRotation(nv.a);
nv.setX(nv.x-nv.getPivotX());
nv.setY(nv.y-nv.getPivotY());
if ( nv.x < - MAX_RADIUS
|| nv.x > boardWidth + MAX_RADIUS
|| nv.y < -MAX_RADIUS
|| nv.y > boardHeight + MAX_RADIUS)
{
nv.reset();
}
}
if (DEBUG) invalidate();
}
});
}
@Override
protected void onSizeChanged (int w, int h, int oldw, int oldh) {
super.onSizeChanged(w,h,oldw,oldh);
boardWidth = w;
boardHeight = h;
// android.util.Log.d("Nyandroid", "resized: " + w + "x" + h);
}
public void startAnimation() {
stopAnimation();
if (mAnim == null) {
post(new Runnable() { public void run() {
reset();
startAnimation();
} });
} else {
mAnim.start();
}
}
public void stopAnimation() {
if (mAnim != null) mAnim.cancel();
}
@Override
protected void onDetachedFromWindow() {
super.onDetachedFromWindow();
stopAnimation();
}
@Override
public boolean isOpaque() {
return false;
}
@Override
public void onDraw(Canvas c) {
if (DEBUG) {
//android.util.Log.d("BeanBag", "onDraw");
Paint pt = new Paint();
pt.setAntiAlias(true);
pt.setStyle(Paint.Style.STROKE);
pt.setColor(0xFFFF0000);
pt.setStrokeWidth(4.0f);
c.drawRect(0, 0, getWidth(), getHeight(), pt);
pt.setColor(0xFFFFCC00);
pt.setStrokeWidth(1.0f);
for (int i=0; i<getChildCount(); i++) {
Bean b = (Bean) getChildAt(i);
final float a = (360-b.a)/180f*3.14159f;
final float tx = b.getTranslationX();
final float ty = b.getTranslationY();
c.drawCircle(b.x, b.y, b.r, pt);
c.drawCircle(tx, ty, 4, pt);
c.drawLine(b.x, b.y, (float)(b.x+b.r*Math.sin(a)), (float)(b.y+b.r*Math.cos(a)), pt);
}
}
}
}
private Board mBoard;
@Override
public void onStart() {
super.onStart();
// ACHIEVEMENT UNLOCKED
PackageManager pm = getPackageManager();
pm.setComponentEnabledSetting(new ComponentName(this, BeanBagDream.class),
PackageManager.COMPONENT_ENABLED_STATE_ENABLED, 0);
getWindow().addFlags(
WindowManager.LayoutParams.FLAG_ALLOW_LOCK_WHILE_SCREEN_ON
| WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED
);
mBoard = new Board(this, null);
setContentView(mBoard);
}
@Override
public void onPause() {
super.onPause();
mBoard.stopAnimation();
}
@Override
public void onResume() {
super.onResume();
mBoard.startAnimation();
}
}