Android Studio实现华为手机的充电动画效果

根据系统原有的无线充电动画流程,新增有线充电气泡动画。

效果图

Android Studio实现华为手机的充电动画效果_第1张图片

修改文件清单

	vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
	vendor/mediatek/proprietary/packages/apps/SystemUI/res/layout/wired_charging_layout.xml
	vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/charging/BubbleBean.java
	vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/charging/BubbleViscosity.java
	vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/charging/WiredChargingAnimation.java

具体实现

新增布局
vendor/mediatek/proprietary/packages/apps/SystemUI/res/layout/wired_charging_layout.xml



    

新增气泡 bean
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/charging/BubbleBean.java

package com.android.systemui.charging;

public class BubbleBean {

	private float randomY = 3;
	private float x;
	private float y;
	private int index;

	public BubbleBean(float x, float y, float randomY, int index) {
		this.x = x;
		this.y = y;
		this.randomY = randomY;
		this.index = index;
	}

	public void set(float x, float y, float randomY, int index) {
		this.x = x;
		this.y = y;
		this.randomY = randomY;
		this.index = index;
	}

	public void setMove(int screenHeight, int maxDistance) {
		if (y - maxDistance < 110) {
			this.y -= 2;
			return;
		}

		if (maxDistance <= y && screenHeight - y > 110) {
			this.y -= randomY;
		} else {
			this.y -= 0.6;
		}

		if (index == 0) {
			this.x -= 0.4;
		} else if (index == 2) {
			this.x += 0.4;
		}
	}

	public int getIndex() {
		return index;
	}

	public float getX() {
		return x;
	}

	public void setX(float x) {
		this.x = x;
	}

	public float getY() {
		return y;
	}

	public void setY(float y) {
		this.y = y;
	}
}

新增充电动画自定义 view
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/charging/BubbleViscosity.java

package com.android.systemui.charging;

import java.util.ArrayList;
import java.util.List;
import java.util.Random;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;

import android.annotation.SuppressLint;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.PixelFormat;
import android.graphics.PointF;
import android.graphics.PorterDuff;
import android.graphics.PorterDuffXfermode;
import android.graphics.Rect;
import android.util.AttributeSet;
import android.util.DisplayMetrics;
import android.util.Log;
import android.util.TypedValue;
import android.view.SurfaceHolder;
import android.view.SurfaceView;

public class BubbleViscosity extends SurfaceView implements
		SurfaceHolder.Callback, Runnable {
	private static ScheduledExecutorService scheduledThreadPool;
	private Context context;
	private String paintColor = "#25DA29";
	private String centreColor = "#00000000";
	private String minCentreColor = "#9025DA29";
	private int screenHeight;
	private int screenWidth;

	private float lastRadius;
	private float rate = 0.32f;
	private float rate2 = 0.45f;
	private PointF lastCurveStrat = new PointF();
	private PointF lastCurveEnd = new PointF();
	private PointF centreCirclePoint = new PointF();
	private float centreRadius;
	private float bubbleRadius;

	private PointF[] arcPointStrat = new PointF[8];
	private PointF[] arcPointEnd = new PointF[8];
	private PointF[] control = new PointF[8];
	private PointF arcStrat = new PointF();
	private PointF arcEnd = new PointF();
	private PointF controlP = new PointF();

	List bubbleList = new ArrayList<>();
	List bubbleBeans = new ArrayList<>();

	private int rotateAngle = 0;
	private float controlrate = 1.66f;
	private float controlrateS = 1.3f;
	private int i = 0;
	private SurfaceHolder mHolder;
	private float scale = 0;

	private Paint arcPaint;
	private Paint minCentrePaint;
	private Paint bubblePaint;
	private Paint centrePaint;
	private Paint lastPaint;
	private Path lastPath;
	private Random random;
	private Paint textPaint;
	private String text = "78 %";
	private Rect rect;

	public BubbleViscosity(Context context) {
		this(context, null);
	}

	public BubbleViscosity(Context context, AttributeSet attrs) {
		this(context, attrs, 0);
	}

	public BubbleViscosity(Context context, AttributeSet attrs,
			int defStyleAttr) {
		super(context, attrs, defStyleAttr);
		this.context = context;
		initTool();
	}

	@Override
	protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
		super.onMeasure(widthMeasureSpec, heightMeasureSpec);
		screenHeight = getMeasuredHeight();
		screenWidth = getMeasuredWidth();
	}

	private void initTool() {
		rect = new Rect();
		mHolder = getHolder();
		mHolder.addCallback(this);
		setFocusable(true);
		mHolder.setFormat(PixelFormat.TRANSPARENT);
		setZOrderOnTop(true);
		lastRadius = dip2Dimension(40f, context);
		centreRadius = dip2Dimension(100f, context);
		bubbleRadius = dip2Dimension(15f, context);
		random = new Random();
		lastPaint = new Paint();
		lastPaint.setAntiAlias(true);
		lastPaint.setStyle(Paint.Style.FILL);
		lastPaint.setColor(Color.parseColor(paintColor));
		lastPaint.setStrokeWidth(2);

		lastPath = new Path();

		centrePaint = new Paint();
		centrePaint.setAntiAlias(true);
		centrePaint.setStyle(Paint.Style.FILL);
		centrePaint.setStrokeWidth(2);
		centrePaint
				.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OUT));
		centrePaint.setColor(Color.parseColor(centreColor));
		arcPaint = new Paint();
		arcPaint.setAntiAlias(true);
		arcPaint.setStyle(Paint.Style.FILL);
		arcPaint.setColor(Color.parseColor(paintColor));
		arcPaint.setStrokeWidth(2);
		minCentrePaint = new Paint();
		minCentrePaint.setAntiAlias(true);
		minCentrePaint.setStyle(Paint.Style.FILL);
		minCentrePaint.setColor(Color.parseColor(minCentreColor));
		minCentrePaint.setStrokeWidth(2);
		bubblePaint = new Paint();
		bubblePaint.setAntiAlias(true);
		bubblePaint.setStyle(Paint.Style.FILL);
		bubblePaint.setColor(Color.parseColor(minCentreColor));
		bubblePaint.setStrokeWidth(2);
		textPaint = new Paint();
		textPaint.setAntiAlias(true);
		textPaint.setStyle(Paint.Style.FILL);
		textPaint.setColor(Color.parseColor("#FFFFFF"));
		textPaint.setStrokeWidth(2);
		textPaint.setTextSize(dip2Dimension(40f, context));

	}

	private void onMDraw() {
		Canvas canvas = mHolder.lockCanvas();
		canvas.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
		bubbleDraw(canvas);
		lastCircleDraw(canvas);
		centreCircleDraw(canvas);
		textPaint.getTextBounds(text, 0, text.length(), rect);
		canvas.drawText(text, centreCirclePoint.x - rect.width() / 2,
				centreCirclePoint.y + rect.height() / 2, textPaint);
		mHolder.unlockCanvasAndPost(canvas);
	}

	public void setBatteryLevel(String level){
		this.text=level+"%";
		postInvalidate();
	}
	private void centreCircleDraw(Canvas canvas) {
		centreCirclePoint.set(screenWidth / 2, screenHeight / 2);
		circleInCoordinateDraw(canvas);
		canvas.drawCircle(centreCirclePoint.x, centreCirclePoint.y,
				centreRadius, centrePaint);

	}

	private void lastCircleDraw(Canvas canvas) {
		lastCurveStrat.set(screenWidth / 2 - lastRadius, screenHeight);
		lastCurveEnd.set((screenWidth / 2), screenHeight);

		float k = (lastRadius / 2) / lastRadius;

		float aX = lastRadius - lastRadius * rate2;
		float aY = lastCurveStrat.y - aX * k;
		float bX = lastRadius - lastRadius * rate;
		float bY = lastCurveEnd.y - bX * k;

		lastPath.rewind();
		lastPath.moveTo(lastCurveStrat.x, lastCurveStrat.y);
		lastPath.cubicTo(lastCurveStrat.x + aX, aY, lastCurveEnd.x - bX, bY,
				lastCurveEnd.x, lastCurveEnd.y - lastRadius / 2);
		lastPath.cubicTo(lastCurveEnd.x + bX, bY, lastCurveEnd.x + lastRadius
				- aX, aY, lastCurveEnd.x + lastRadius, lastCurveEnd.y);

		lastPath.lineTo(lastCurveStrat.x, lastCurveStrat.y);
		canvas.drawPath(lastPath, lastPaint);

	}

	private int bubbleIndex = 0;

	private void bubbleDraw(Canvas canvas) {
		
		for (int i = 0; i < bubbleBeans.size(); i++) {
			if (bubbleBeans.get(i).getY() <= (int) (screenHeight / 2 + centreRadius)) {
				bubblePaint.setAlpha(000);
				canvas.drawCircle(bubbleBeans.get(i).getX(), bubbleBeans.get(i)
						.getY(), bubbleRadius, bubblePaint);
			} else {
				bubblePaint.setAlpha(150);
				canvas.drawCircle(bubbleBeans.get(i).getX(), bubbleBeans.get(i)
						.getY(), bubbleRadius, bubblePaint);
			}
		}

	}

	/**
	 * @param dip
	 * @param context
	 * @return
	 */
	public float dip2Dimension(float dip, Context context) {
		DisplayMetrics displayMetrics = context.getResources()
				.getDisplayMetrics();
		return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dip,
				displayMetrics);
	}

	/**
	 * @param canvas
	 */
	public void circleInCoordinateDraw(Canvas canvas) {
		int angle;
		for (int i = 0; i < arcPointStrat.length; i++) {
			if (i > 3 && i < 6) {
				if (i == 4) {
					angle = rotateAngle + i * 60;

				} else {
					angle = rotateAngle + i * 64;
				}
			} else if (i > 5) {
				if (i == 6) {
					angle = rotateAngle + i * 25;
				} else {
					angle = rotateAngle + i * 48;
				}

			} else {
				angle = rotateAngle + i * 90;
			}

			float radian = (float) Math.toRadians(angle);
			float adjacent = (float) Math.cos(radian) * centreRadius;
			float right = (float) Math.sin(radian) * centreRadius;
			float radianControl = (float) Math.toRadians(90 - (45 + angle));
			float xStrat = (float) Math.cos(radianControl) * centreRadius;
			float yEnd = (float) Math.sin(radianControl) * centreRadius;
			if (i == 0 || i == 1) {
				if (i == 1) {
					arcStrat.set(centreCirclePoint.x + adjacent - scale,
							centreCirclePoint.y + right + scale);
					arcEnd.set(centreCirclePoint.x - right, centreCirclePoint.y
							+ adjacent);

				} else {
					arcStrat.set(centreCirclePoint.x + adjacent,
							centreCirclePoint.y + right);
					arcEnd.set(centreCirclePoint.x - right - scale,
							centreCirclePoint.y + adjacent + scale);

				}
				controlP.set(centreCirclePoint.x + yEnd * controlrate,
						centreCirclePoint.y + xStrat * controlrate);
			} else {
				arcStrat.set(centreCirclePoint.x + adjacent,
						centreCirclePoint.y + right);
				arcEnd.set(centreCirclePoint.x - right, centreCirclePoint.y
						+ adjacent);
				if (i > 5) {
					controlP.set(centreCirclePoint.x + yEnd * controlrateS,
							centreCirclePoint.y + xStrat * controlrateS);
				} else {
					controlP.set(centreCirclePoint.x + yEnd * controlrate,
							centreCirclePoint.y + xStrat * controlrate);
				}
			}
			arcPointStrat[i] = arcStrat;
			arcPointEnd[i] = arcEnd;
			control[i] = controlP;

			lastPath.rewind();
			lastPath.moveTo(arcPointStrat[i].x, arcPointStrat[i].y);
			lastPath.quadTo(control[i].x, control[i].y, arcPointEnd[i].x,
					arcPointEnd[i].y);

			if (i > 3 && i < 6) {
				canvas.drawPath(lastPath, minCentrePaint);
			} else {
				canvas.drawPath(lastPath, arcPaint);
			}
			lastPath.rewind();
		}
	}

	private void setAnimation() {
		setScheduleWithFixedDelay(this, 0, 5);
		setScheduleWithFixedDelay(new Runnable() {
			@Override
			public void run() {
				if (bubbleIndex > 2)
					bubbleIndex = 0;
				if (bubbleBeans.size() < 8) {
					bubbleBeans.add(new BubbleBean(
							bubbleList.get(bubbleIndex).x, bubbleList
									.get(bubbleIndex).y, random.nextInt(4) + 2,
							bubbleIndex));
				} else {
					for (int i = 0; i < bubbleBeans.size(); i++) {
						if (bubbleBeans.get(i).getY() <= (int) (screenHeight / 2 + centreRadius)) {
							bubbleBeans.get(i).set(
									bubbleList.get(bubbleIndex).x,
									bubbleList.get(bubbleIndex).y,
									random.nextInt(4) + 2, bubbleIndex);
							if (random.nextInt(bubbleBeans.size()) + 3 == 3 ? true
									: false) {
							} else {
								break;
							}
						}
					}
				}
				bubbleIndex++;
			}
		}, 0, 300);
	}

	private static ScheduledExecutorService getInstence() {
		if (scheduledThreadPool == null) {
			synchronized (BubbleViscosity.class) {
				if (scheduledThreadPool == null) {
					scheduledThreadPool = Executors
							.newSingleThreadScheduledExecutor();
				}
			}
		}
		return scheduledThreadPool;
	}

	private static void setScheduleWithFixedDelay(Runnable var1, long var2,
			long var4) {
		getInstence().scheduleWithFixedDelay(var1, var2, var4,
				TimeUnit.MILLISECONDS);

	}

	public static void onDestroyThread() {
		getInstence().shutdownNow();
		if (scheduledThreadPool != null) {
			scheduledThreadPool = null;
		}
	}

	@Override
	public void surfaceCreated(SurfaceHolder holder) {
		bubbleList.clear();
		setBubbleList();
		startBubbleRunnable();
		setAnimation();
	}

	@Override
	public void surfaceChanged(SurfaceHolder holder, int format, int width,
			int height) {

	}

	@Override
	public void surfaceDestroyed(SurfaceHolder holder) {
		onDestroyThread();
	}

	@Override
	public void run() {
		i++;
		rotateAngle = i;
		if (i > 90 && i < 180) {
			scale += 0.25;
			if (controlrateS < 1.66)
				controlrateS += 0.005;
		} else if (i >= 180) {
			scale -= 0.12;
			if (i > 300)
				controlrateS -= 0.01;
		}
		onMDraw();
		if (i == 360) {
			i = 0;
			rotateAngle = 0;
			controlrate = 1.66f;
			controlrateS = 1.3f;
			scale = 0;
		}

	}

	public void setBubbleList() {
		float radian = (float) Math.toRadians(35);
		float adjacent = (float) Math.cos(radian) * lastRadius / 3;
		float right = (float) Math.sin(radian) * lastRadius / 3;
		if (!bubbleList.isEmpty())
			return;
		bubbleList.add(new PointF(screenWidth / 2 - adjacent, screenHeight
				- right));
		bubbleList.add(new PointF(screenWidth / 2, screenHeight - lastRadius
				/ 4));
		bubbleList.add(new PointF(screenWidth / 2 + adjacent, screenHeight
				- right));
		startBubbleRunnable();
	}
	
	public void startBubbleRunnable(){
		setScheduleWithFixedDelay(new Runnable() {
			@Override
			public void run() {
				for (int i = 0; i < bubbleBeans.size(); i++) {
					bubbleBeans.get(i).setMove(screenHeight,
							(int) (screenHeight / 2 + centreRadius));
				}
			}
		}, 0, 4);
	}
}

新增动画管理类
vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/charging/WiredChargingAnimation.java

package com.android.systemui.charging;

import android.annotation.NonNull;
import android.annotation.Nullable;
import android.content.Context;
import android.graphics.PixelFormat;
import android.os.Handler;
import android.os.Looper;
import android.os.Message;
import android.util.Log;
import android.util.Slog;
import android.view.Gravity;
import android.view.View;
import android.view.WindowManager;
import android.view.LayoutInflater;
import com.android.systemui.R;

public class WiredChargingAnimation {

    public static final long DURATION = 3333;
    private static final String TAG = "WiredChargingAnimation";
    private static final boolean DEBUG = true || Log.isLoggable(TAG, Log.DEBUG);

    private final WiredChargingView mCurrentWirelessChargingView;
    private static WiredChargingView mPreviousWirelessChargingView;
    private static boolean mShowingWiredChargingAnimation;

    public static boolean isShowingWiredChargingAnimation(){
        return mShowingWiredChargingAnimation;
    }

    public WiredChargingAnimation(@NonNull Context context, @Nullable Looper looper, int
            batteryLevel,  boolean isDozing) {
        mCurrentWirelessChargingView = new WiredChargingView(context, looper,
                batteryLevel, isDozing);
    }

    public static WiredChargingAnimation makeWiredChargingAnimation(@NonNull Context context,
            @Nullable Looper looper, int batteryLevel, boolean isDozing) {
        mShowingWiredChargingAnimation = true;
        android.util.Log.d(TAG,"makeWiredChargingAnimation batteryLevel="+batteryLevel);
        return new WiredChargingAnimation(context, looper, batteryLevel, isDozing);
    }

    /**
     * Show the view for the specified duration.
     */
    public void show() {
        if (mCurrentWirelessChargingView == null ||
                mCurrentWirelessChargingView.mNextView == null) {
            throw new RuntimeException("setView must have been called");
        }

        /*if (mPreviousWirelessChargingView != null) {
            mPreviousWirelessChargingView.hide(0);
        }*/

        mPreviousWirelessChargingView = mCurrentWirelessChargingView;
        mCurrentWirelessChargingView.show();
        mCurrentWirelessChargingView.hide(DURATION);
    }

    private static class WiredChargingView {
        private static final int SHOW = 0;
        private static final int HIDE = 1;

        private final WindowManager.LayoutParams mParams = new WindowManager.LayoutParams();
        private final Handler mHandler;

        private int mGravity;
        private View mView;
        private View mNextView;
        private WindowManager mWM;

        public WiredChargingView(Context context, @Nullable Looper looper, int batteryLevel, boolean isDozing) {
            //mNextView = new WirelessChargingLayout(context, batteryLevel, isDozing);
            mNextView = LayoutInflater.from(context).inflate(R.layout.wired_charging_layout, null, false);
            BubbleViscosity shcyBubbleViscosity = mNextView.findViewById(R.id.shcy_bubble_view);
            shcyBubbleViscosity.setBatteryLevel(batteryLevel+"");

            mGravity = Gravity.CENTER_HORIZONTAL | Gravity.CENTER;

            final WindowManager.LayoutParams params = mParams;
            params.height = WindowManager.LayoutParams.MATCH_PARENT;
            params.width = WindowManager.LayoutParams.MATCH_PARENT;
            params.format = PixelFormat.TRANSLUCENT;

            params.type = WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG;
            params.setTitle("Charging Animation");
            params.flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
                    | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
                    | WindowManager.LayoutParams.FLAG_DIM_BEHIND;

            params.dimAmount = .3f;

            if (looper == null) {
                // Use Looper.myLooper() if looper is not specified.
                looper = Looper.myLooper();
                if (looper == null) {
                    throw new RuntimeException(
                            "Can't display wireless animation on a thread that has not called "
                                    + "Looper.prepare()");
                }
            }

            mHandler = new Handler(looper, null) {
                @Override
                public void handleMessage(Message msg) {
                    switch (msg.what) {
                        case SHOW: {
                            handleShow();
                            break;
                        }
                        case HIDE: {
                            handleHide();
                            // Don't do this in handleHide() because it is also invoked by
                            // handleShow()
                            mNextView = null;
                            mShowingWiredChargingAnimation = false;
                            break;
                        }
                    }
                }
            };
        }

        public void show() {
            if (DEBUG) Slog.d(TAG, "SHOW: " + this);
            mHandler.obtainMessage(SHOW).sendToTarget();
        }

        public void hide(long duration) {
            mHandler.removeMessages(HIDE);

            if (DEBUG) Slog.d(TAG, "HIDE: " + this);
            mHandler.sendMessageDelayed(Message.obtain(mHandler, HIDE), duration);
        }

        private void handleShow() {
            if (DEBUG) {
                Slog.d(TAG, "HANDLE SHOW: " + this + " mView=" + mView + " mNextView="
                        + mNextView);
            }

            if (mView != mNextView) {
                // remove the old view if necessary
                handleHide();
                mView = mNextView;
                Context context = mView.getContext().getApplicationContext();
                String packageName = mView.getContext().getOpPackageName();
                if (context == null) {
                    context = mView.getContext();
                }
                mWM = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
                mParams.packageName = packageName;
                mParams.hideTimeoutMilliseconds = DURATION;

                if (mView.getParent() != null) {
                    if (DEBUG) Slog.d(TAG, "REMOVE! " + mView + " in " + this);
                    mWM.removeView(mView);
                }
                if (DEBUG) Slog.d(TAG, "ADD! " + mView + " in " + this);

                try {
                    mWM.addView(mView, mParams);
                } catch (WindowManager.BadTokenException e) {
                    Slog.d(TAG, "Unable to add wireless charging view. " + e);
                }
            }
        }

        private void handleHide() {
            if (DEBUG) Slog.d(TAG, "HANDLE HIDE: " + this + " mView=" + mView);
            if (mView != null) {
                if (mView.getParent() != null) {
                    if (DEBUG) Slog.d(TAG, "REMOVE! " + mView + " in " + this);
                    mWM.removeViewImmediate(mView);
                }

                mView = null;
            }
        }
    }
}

电源插入时且在锁屏下显示气泡动画

vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java

//cczheng add for hw charge start 
import com.android.systemui.charging.WiredChargingAnimation;
//cczheng add for hw charge end

		mBatteryController.addCallback(new BatteryStateChangeCallback() {
            @Override
            public void onPowerSaveChanged(boolean isPowerSave) {
                mHandler.post(mCheckBarModes);
                if (mDozeServiceHost != null) {
                    mDozeServiceHost.firePowerSaveChanged(isPowerSave);
                }
            }

            @Override
            public void onBatteryLevelChanged(int level, boolean pluggedIn, boolean charging) {
                // noop
                 //cczheng add for hw charge start    
                boolean isShowing = WiredChargingAnimation.isShowingWiredChargingAnimation();
                android.util.Log.d("WiredChargingAnimation","level="+level+" charging="+charging+" isShowing="+isShowing);
                if (!isShowing && charging && mState == StatusBarState.KEYGUARD) {
                    WiredChargingAnimation.makeWiredChargingAnimation(mContext, null,
                            level, false).show();
                }
                //cczheng add for hw charge end
            }
        });

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