Java GestureDetectorCompat类代码示例

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
@Override
public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) {

    if (recyclerView == null) {
        this.recyclerView = rv;
        this.baseQuickAdapter = (BaseQuickAdapter) recyclerView.getAdapter();
        mGestureDetector = new GestureDetectorCompat(recyclerView.getContext(), new ItemTouchHelperGestureListener(recyclerView));
    }
    if (!mGestureDetector.onTouchEvent(e) && e.getActionMasked() == MotionEvent.ACTION_UP && mIsShowPress) {
        if (mPressedView!=null){
            mPressedView.setPressed(false);
            mPressedView = null;
        }
        mIsShowPress = false;
        mIsPrepressed = false;


    }
    return false;
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
public Attacher(DraweeView<GenericDraweeHierarchy> draweeView) {
    mDraweeView = new WeakReference<>(draweeView);
    draweeView.getHierarchy().setActualImageScaleType(ScalingUtils.ScaleType.FIT_CENTER);
    draweeView.setOnTouchListener(this);
    mScaleDragDetector = new ScaleDragDetector(draweeView.getContext(), this);
    mGestureDetector = new GestureDetectorCompat(draweeView.getContext(),
            new GestureDetector.SimpleOnGestureListener() {
                @Override public void onLongPress(MotionEvent e) {
                    super.onLongPress(e);
                    if (null != mLongClickListener) {
                        mLongClickListener.onLongClick(getDraweeView());
                    }
                }
            });
    mGestureDetector.setOnDoubleTapListener(new DefaultOnDoubleTapListener(this));
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
private void init(Context context, AttributeSet attrs) {
    //获取相关属性设置
    TypedArray ta = context.obtainStyledAttributes(attrs, R.styleable.SlideLayout);
    mAlphaColor = ta.getColor(R.styleable.SlideLayout_sl_anim_alpha_color, DEF_ANIM_ALPHA_COLOR);
    mEdgeEnable = ta.getBoolean(R.styleable.SlideLayout_sl_edge_enable, DEF_EDGE_ENABLE);
    mMainAlphaEnable = ta.getBoolean(R.styleable.SlideLayout_sl_main_alpha_enable, DEF_MAIN_ALPHA_ENABLE);
    ta.recycle();

    //初始化ViewDragHelper相关
    mCallback = new DragCallback();
    mDragHelper = ViewDragHelper.create(this, DEF_SENSITIVITY, mCallback);

    if (mEdgeEnable) {
        //设置边缘滑动检测
        mDragHelper.setEdgeTrackingEnabled(ViewDragHelper.EDGE_LEFT);
        //设置最小滑动速度
        mDragHelper.setMinVelocity(DEF_SENSITIVITY * DEF_MIN_FLING_VELOCITY);
    }

    //初始化屏幕触控处理相关
    mGestureListener = new GestureListener();
    mGestureDetector = new GestureDetectorCompat(context, mGestureListener);

    //设置初始状态为关闭
    mStatus = Status.CLOSED;
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
/**
 * Constructor with arguments. It receives a
 * Context used to get the resources.
 *
 * @param context - the context used to get the resources.
 * @param attrs   - attribute set with custom styles.
 */
public CalendarView(Context context, AttributeSet attrs) {
    super(context, attrs);
    mContext = context;

    //Initialize the gesture listener needed..
    mGestureDetector = new GestureDetectorCompat(context, new CalendarGestureDetector());

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.CUPCAKE) {
        if (isInEditMode()) {
            return;
        }
    }

    getAttributes(attrs);
    init();
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
public DraggableSquareView(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);
    mDragHelper = ViewDragHelper
            .create(this, 10f, new DragHelperCallback());
    moveDetector = new GestureDetectorCompat(context,
            new MoveDetector());
    moveDetector.setIsLongpressEnabled(false); // 不能处理长按事件，否则违背最初设计的初衷
    spaceInterval = (int) getResources().getDimension(R.dimen.drag_square_interval); // 小方块之间的间隔

    // 滑动的距离阈值由系统提供
    ViewConfiguration configuration = ViewConfiguration.get(getContext());
    mTouchSlop = configuration.getScaledTouchSlop();

    anchorHandler = new Handler() {
        @Override
        public void handleMessage(Message msg) {
            if (draggingView != null) {
                // 开始移动重心的动画
                draggingView.startAnchorAnimation();
            }
        }
    };
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
public Window(Context context) {
    super(context);
    this.setFocusable(true);
    this.setFocusableInTouchMode(true);




    //used for checking the total size needed for all the bubble to be reachable but not being able to go for miles
    //without any stops
    totalscreensize.put("up",0);
    totalscreensize.put("down",0);
    totalscreensize.put("right",0);
    totalscreensize.put("left",0);
    currentmessage="";

    mDetector=new GestureDetectorCompat(getContext(),this);


    WindowManager wm =(WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display dis = wm.getDefaultDisplay();
    Point pt = new Point();
    dis.getSize(pt);
    Center = new Point(pt.x/centerX,pt.y/centerY);
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
/**
 * Constructs a new PendingDrag that, if accepted by the DragHandler, begins with the
 * {@code actionDown} event.
 *
 * @param controller The activity's {@link BlocklyController}.
 * @param touchedView The initial touched {@link BlockView} of the drag.
 * @param actionDown The first {@link MotionEvent#ACTION_DOWN} event.
 */
PendingDrag(@NonNull BlocklyController controller,
            @NonNull BlockView touchedView, @NonNull MotionEvent actionDown) {
    if (actionDown.getAction() != MotionEvent.ACTION_DOWN) {
        throw new IllegalArgumentException();
    }

    mController = controller;
    mHelper = controller.getWorkspaceHelper();

    mLatestEventTime = actionDown.getEventTime();

    mTouchedView = touchedView;

    mPointerId = actionDown.getPointerId(actionDown.getActionIndex());
    int pointerIdx = actionDown.findPointerIndex(mPointerId);
    mTouchDownBlockX = (int) actionDown.getX(pointerIdx);
    mTouchDownBlockY = (int) actionDown.getY(pointerIdx);

    touchedView.getTouchLocationOnScreen(actionDown, mTouchDownScreen);
    mHelper.screenToWorkspaceCoordinates(mTouchDownScreen, mTouchDownWorkspace);

    mGestureDetector = new GestureDetectorCompat(mController.getContext(),
            new GestureListener());
    mGestureDetector.onTouchEvent(actionDown);
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
private void prepare(AttributeSet attrs)
{
    setFocusable(true);
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setWillNotDraw(false);
    mScroller = new Scroller(getContext());
    mScaleGestureDetector = new ScaleGestureDetector(getContext(), mScaleListener);
    mGestureDetector = new GestureDetectorCompat(getContext(), mGestureListener);
    if (attrs != null)
    {
        TypedArray a = getContext().obtainStyledAttributes(attrs, R.styleable.CustomViewExtension, 0, 0);
        autoScrollMargins = a.getDimensionPixelSize(R.styleable.CustomViewExtension_autoScrollMargins, 0);
        a.recycle();
    }
    mEdgeGlowLeft = new EdgeEffectCompat(getContext());
    mEdgeGlowTop = new EdgeEffectCompat(getContext());
    mEdgeGlowRight = new EdgeEffectCompat(getContext());
    mEdgeGlowBottom = new EdgeEffectCompat(getContext());
    setWillNotDraw(false);
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
public CropView(Context context, AttributeSet attrs) {
    super(context, attrs);
    mDetectorCompat = new GestureDetectorCompat(getContext(), new GestureListener());
    mScaleDetector = new ScaleGestureDetector(getContext(), new ScaleGestureListener());

    mBitmapOptions = new BitmapFactory.Options();

    mPaint = new Paint(Paint.FILTER_BITMAP_FLAG);
    mRectPaint = new Paint();
    mRectPaint.setStyle(Paint.Style.STROKE);
    mRectPaint.setStrokeWidth(1f);
    mBorderPaint = new Paint();
    mBorderPaint.setColor(Color.BLACK);

    mCanvasDrawRect = new Rect();
    mImageDrawRect = new Rect();
    mCacheRect = new Rect();
    mOutputRect = new Rect();

    mSmallImage = false;
    mImageOK = false;

    mLabelCollection = new LabelCollection();
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
private void init(Context context) {
    this.context = context;

    paint = new Paint();
    paint.setAntiAlias(true);
    loadDataThread.start();
    gestureDetectorCompat = new GestureDetectorCompat(context,new GestureDetector.SimpleOnGestureListener(){
        @Override
        public boolean onDown(MotionEvent e) {

            handlerTouch(e.getX(),e.getY());

            return true;
        }
    });
    
    minWidth = context.getResources().getDimensionPixelOffset(R.dimen.min_width);
    minHeight = context.getResources().getDimensionPixelOffset(R.dimen.min_height);
    

}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
@Override
public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) {
    if (!shouldDetectGesture()) {
        return false; // 拦截手势检测
    }

    // 手势检测
    if (recyclerView == null) {
        this.recyclerView = rv;
        this.baseAdapter = (T) recyclerView.getAdapter();
        mGestureDetector = new GestureDetectorCompat(recyclerView.getContext(), new ItemTouchHelperGestureListener(recyclerView));
    }
    if (!mGestureDetector.onTouchEvent(e) && e.getActionMasked() == MotionEvent.ACTION_UP && mIsShowPress) {
        if (mPressedView != null) {
            BaseViewHolder vh = (BaseViewHolder) recyclerView.getChildViewHolder(mPressedView);
            if (vh == null || vh.getItemViewType() != IRecyclerView.LOADING_VIEW || vh.getItemViewType() != FETCHING_VIEW) {
                mPressedView.setPressed(false);
            }
            mPressedView = null;
        }
        mIsShowPress = false;
        mIsPrepressed = false;
    }

    return false;
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
/**
 * 双击
 */
public static void onDoubleTap(@NonNull View targetView, @NonNull final OnDoubleTapListener onDoubleTapListener) {
    final GestureDetectorCompat gestureDetectorCompat = new GestureDetectorCompat(targetView.getContext(),
            new GestureDetector.SimpleOnGestureListener() {
                @Override
                public boolean onDoubleTap(MotionEvent e) {
                    onDoubleTapListener.onDoubleTap();
                    return super.onDoubleTap(e);
                }
            });
    targetView.setOnTouchListener(new View.OnTouchListener() {
        @Override
        public boolean onTouch(View v, MotionEvent event) {
            gestureDetectorCompat.onTouchEvent(event);
            return false;
        }
    });
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
private void initLayout() {
    mOverScroller = new OverScroller(getContext());
    mGestureDetectorCompat = new GestureDetectorCompat(getContext(),
            new GestureDetector.SimpleOnGestureListener() {

                @Override
                public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, final float velocityY) {
                    if (Math.abs(velocityX) > Math.abs(velocityY)) {
                        return false;
                    }

                    if (isFloat() /*&& velocityY < 0*/) {
                        return false;
                    }
                    fling(velocityY);
                    return true;
                }
            });
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
public TagViewGroup(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);
    Resources.Theme theme = context.getTheme();
    TypedArray array = theme.obtainStyledAttributes(attrs, R.styleable.TagViewGroup, defStyleAttr, 0);
    mRadius = array.getDimensionPixelSize(R.styleable.TagViewGroup_radius, DipConvertUtils.dip2px(context, DEFAULT_RADIUS));
    mInnerRadius = array.getDimensionPixelSize(R.styleable.TagViewGroup_inner_radius, DipConvertUtils.dip2px(context, DEFAULT_INNER_RADIUS));
    mTDistance = array.getDimensionPixelSize(R.styleable.TagViewGroup_tilt_distance, DipConvertUtils.dip2px(context, DEFAULT_TILT_DISTANCE));
    mVDistance = array.getDimensionPixelSize(R.styleable.TagViewGroup_v_distance, DipConvertUtils.dip2px(context, DEFAULT_V_DISTANCE));
    mLinesWidth = array.getDimensionPixelSize(R.styleable.TagViewGroup_line_width, DipConvertUtils.dip2px(context, DEFAULT_LINES_WIDTH));
    mRippleMaxRadius = array.getDimensionPixelSize(R.styleable.TagViewGroup_ripple_maxRadius, DipConvertUtils.dip2px(context, DEFAULT_RIPPLE_MAX_RADIUS));
    mRippleAlpha = array.getInteger(R.styleable.TagViewGroup_ripple_alpha, DEFULT_RIPPLE_ALPHA);
    mRippleMinRadius = mInnerRadius + (mRadius - mInnerRadius) / 2;
    array.recycle();
    mPaint = new Paint();
    mPath = new Path();
    mDstPath = new Path();
    mPathMeasure = new PathMeasure();
    mPaint.setAntiAlias(true);
    mGestureDetector = new GestureDetectorCompat(context, new TagOnGestureListener());
    mChildUsed = new int[4];
    mCenterRect = new RectF();
}
 

import android.support.v4.view.GestureDetectorCompat; //导入依赖的package包/类
@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    mLandscape = getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE;
    mGestureDetector = new GestureDetectorCompat(getActivity(), new GestureListener());

    if ( mLandscape ) {
        mainActivity.mViewPagerListeners.add(this);
    }

    if ( savedInstanceState != null ) {
        long date = savedInstanceState.getLong(SAVE_DATE, -1);

        if ( date > 0 )
            mCalendar.setTimeInMillis(date);
    }
}