import android.content.Context; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.Rect; import android.os.Handler; import android.os.Message; import android.os.Vibrator; import android.util.AttributeSet; import android.util.Log; import android.view.MotionEvent; import android.view.View; import android.widget.ImageView; import android.widget.RelativeLayout; import android.widget.TextView; import com.mosjoy.ad.R; public class SliderRelativeLayout extends RelativeLayout { private static String TAG = "SliderRelativeLayout"; private TextView tv_slider_icon = null; // 初始控件,用来判断是否为拖动? private Bitmap dragBitmap = null; //拖拽图片 private Context mContext = null; // 初始化图片拖拽时的Bitmap对象 private Handler mainHandler = null; //与主Activity通信的Handler对象 private ImageView mPhoneImageView; private ImageView mUnlockImageView; private ImageView mMessageImageView; private ImageView mCameraImageView; private boolean mStopBoolean = false; private Canvas mCanvas; public SliderRelativeLayout(Context context) { super(context); mContext = context; initDragBitmap(); } public SliderRelativeLayout(Context context, AttributeSet attrs) { super(context, attrs, 0); mContext = context; initDragBitmap(); } public SliderRelativeLayout(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); mContext = context; initDragBitmap(); } // 初始化图片拖拽时的Bitmap对象 private void initDragBitmap() { if (dragBitmap == null) dragBitmap = BitmapFactory.decodeResource(mContext.getResources(), R.drawable.getup_slider_ico_normal); } @Override protected void onFinishInflate() { super.onFinishInflate(); // 该控件主要判断是否处于滑动点击区域。滑动时 处于INVISIBLE(不可见)状态,滑动时处于VISIBLE(可见)状态 tv_slider_icon = (TextView) findViewById(R.id.slider_icon); mPhoneImageView = (ImageView) findViewById(R.id.iv_phone); mUnlockImageView = (ImageView) findViewById(R.id.iv_unlock); mCameraImageView = (ImageView) findViewById(R.id.iv_camera); mMessageImageView = (ImageView) findViewById(R.id.iv_message); } private int mLastMoveX = 1000; //当前bitmap应该绘制的地方 , 初始值为足够大,可以认为看不见 private int mLastMoveY = 1000; //当前bitmap应该绘制的地方 , 初始值为足够大,可以认为看不见 public boolean onTouchEvent(MotionEvent event) { int x = (int) event.getX(); int y = (int) event.getY(); switch (event.getAction()) { case MotionEvent.ACTION_DOWN: mLastMoveX = (int) event.getX(); mLastMoveY = (int) event.getY(); //处理Action_Down事件: 判断是否点击了滑动区域 return handleActionDownEvenet(event); case MotionEvent.ACTION_MOVE: mLastMoveX = x; //保存了X轴方向 mLastMoveY = y; invalidate(); //重新绘制 return true; case MotionEvent.ACTION_UP: //处理Action_Up事件: 判断是否解锁成功,成功则结束我们的Activity ;否则 ,缓慢回退该图片。 handleActionUpEvent(event); return true; } return super.onTouchEvent(event); } // 绘制拖动时的图片 @Override protected void onDraw (Canvas canvas) { super.onDraw(canvas); // 图片更随手势移动 if (!mStopBoolean) { invalidateDragImg(canvas); } mCanvas = canvas; } // 图片更随手势移动 private void invalidateDragImg(Canvas canvas) { //Log.e(TAG, "handleActionUpEvenet : invalidateDragImg" ); //以合适的坐标值绘制该图片 int drawXCor = mLastMoveX - dragBitmap.getWidth()/2; int drawYCor = mLastMoveY - dragBitmap.getHeight()/2; canvas.drawBitmap(dragBitmap, drawXCor < 0 ? 5 : drawXCor , drawYCor , null); // isHitUnlock(canvas); } // 手势落下是,是否点中了图片,即是否需要开始移动 private boolean handleActionDownEvenet(MotionEvent event) { Rect rect = new Rect(); tv_slider_icon.getHitRect(rect); boolean isHit = rect.contains((int) event.getX(), (int) event.getY()); //开始拖拽 ,隐藏该图片 if(isHit && !mStopBoolean){ tv_slider_icon.setVisibility(View.INVISIBLE); mPhoneImageView.setVisibility(View.VISIBLE); mUnlockImageView.setVisibility(View.VISIBLE); mMessageImageView.setVisibility(View.VISIBLE); mCameraImageView.setVisibility(View.VISIBLE); } return isHit; } //判断是否到达解锁点 private boolean isHitUnlock() { Rect phoneRect = new Rect(); mPhoneImageView.getHitRect(phoneRect); Rect unlockRect = new Rect(); mUnlockImageView.getHitRect(unlockRect); Rect messageRect = new Rect(); mMessageImageView.getHitRect(messageRect); Rect cameraRect = new Rect(); mCameraImageView.getHitRect(cameraRect); //解锁到电话界面 if(phoneRect.contains(mLastMoveX,mLastMoveY)){ mStopBoolean = true; adStopTwoSecond(); //结束我们的主Activity界面 Message msg = new Message(); msg.what = MainLockActivity.MSG_PHONE_LOCK_SUCESS; mainHandler.sendMessageDelayed(msg, 2*1000); // mainHandler.obtainMessage(MainLockActivity.MSG_PHONE_LOCK_SUCESS).sendToTarget(); return true; }else if(unlockRect.contains(mLastMoveX,mLastMoveY)){ mStopBoolean = true; adStopTwoSecond(); //结束我们的主Activity界面 Message msg = new Message(); msg.what = MainLockActivity.MSG_LOCK_SUCESS; mainHandler.sendMessageDelayed(msg, 2*1000); return true; }else if(messageRect.contains(mLastMoveX,mLastMoveY)){ mStopBoolean = true; adStopTwoSecond(); //结束我们的主Activity界面 Message msg = new Message(); msg.what = MainLockActivity.MSG_MESSAGE_LOCK_SUCESS; mainHandler.sendMessageDelayed(msg, 2*1000); // mainHandler.obtainMessage(MainLockActivity.MSG_MESSAGE_LOCK_SUCESS).sendToTarget(); return true; }else if(cameraRect.contains(mLastMoveX,mLastMoveY)){ mStopBoolean = true; adStopTwoSecond(); //结束我们的主Activity界面 Message msg = new Message(); msg.what = MainLockActivity.MSG_CAMERA_LOOK_SUCESS; mainHandler.sendMessageDelayed(msg, 2*1000); // mainHandler.obtainMessage(MainLockActivity.MSG_CAMERA_LOOK_SUCESS).sendToTarget(); return true; } return false; } //回退动画时间间隔值 private static int BACK_DURATION = 20 ; // 20ms //水平方向前进速率 private static float VE_HORIZONTAL = 0.7f ; //0.1dip/ms //判断松开手指时,是否达到末尾即可以开锁了 , 是,则开锁,否则,通过一定的算法使其回退。 private void handleActionUpEvent(MotionEvent event){ int x = (int) event.getX() ; int y = (int)event.getY(); //解锁到电话界面 if(isHitUnlock()){ }else { mStopBoolean = false; //没有成功解锁,以一定的算法使其回退 //每隔20ms , 速率为0.6dip/ms , 使当前的图片往后回退一段距离,直到到达最左端 mLastMoveX = x ; //记录手势松开时,当前的坐标位置。 int distance = x - tv_slider_icon.getRight() ; //只有移动了足够距离才回退 Log.e(TAG, "handleActionUpEvent : mLastMoveX -->" + mLastMoveX + " distance -->" + distance ); if(distance >= 0) mHandler.postDelayed(BackDragImgTask, BACK_DURATION); else{ //复原初始场景 resetViewState(); } } } //暂停两秒 private void adStopTwoSecond() { mPhoneImageView.setVisibility(View.INVISIBLE); mUnlockImageView.setVisibility(View.INVISIBLE); mCameraImageView.setVisibility(View.INVISIBLE); mMessageImageView.setVisibility(View.INVISIBLE); // mCanvas.drawBitmap(dragBitmap, 2000, 2000, null); invalidate(); // try { // Thread.sleep(2*1000); // } catch (InterruptedException e) { // e.printStackTrace(); // } } //重置初始的状态,显示tv_slider_icon图像,使bitmap不可见 private void resetViewState(){ mLastMoveX = 1000; mLastMoveY = 1000; tv_slider_icon.setVisibility(View.VISIBLE); mPhoneImageView.setVisibility(View.INVISIBLE); mUnlockImageView.setVisibility(View.INVISIBLE); mCameraImageView.setVisibility(View.INVISIBLE); mMessageImageView.setVisibility(View.INVISIBLE); invalidate(); //重绘最后一次 } //通过延时控制当前绘制bitmap的位置坐标 private Runnable BackDragImgTask = new Runnable(){ public void run(){ //一下次Bitmap应该到达的坐标值 mLastMoveX = mLastMoveX - (int)(BACK_DURATION * VE_HORIZONTAL); invalidate();//重绘 //是否需要下一次动画 ? 到达了初始位置,不在需要绘制 boolean shouldEnd = Math.abs(mLastMoveX - tv_slider_icon.getRight()) <= 8 ; if(!shouldEnd) mHandler.postDelayed(BackDragImgTask, BACK_DURATION); else { //复原初始场景 resetViewState(); } } }; private Handler mHandler =new Handler (){ public void handleMessage(Message msg){ } }; //震动一下下咯 private void virbate(){ Vibrator vibrator = (Vibrator) mContext.getSystemService(Context.VIBRATOR_SERVICE); vibrator.vibrate(200); } public void setMainHandler(Handler handler){ mainHandler = handler;//activity所在的Handler对象 } }
原创文章,作者:Maggie-Hunter,如若转载,请注明出处:https://blog.ytso.com/3228.html