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2014/10/16 ¤W¤È 08:12:32
android Programming Glossary: distanceyDraw Rectangle Over ImageView for highlight that can be zoom in-out in android http://stackoverflow.com/questions/10482229/draw-rectangle-over-imageview-for-highlight-that-can-be-zoom-in-out-in-android if isScaling int distanceX mPrevMoveX int event.getX int distanceY mPrevMoveY int event.getY mPrevMoveX int event.getX mPrevMoveY.. mPrevMoveY int event.getY mMatrix.postTranslate distanceX distanceY cutting break case MotionEvent.ACTION_UP case MotionEvent.ACTION_POINTER_UP..
android maps: How to Long Click a Map? http://stackoverflow.com/questions/1678493/android-maps-how-to-long-click-a-map MotionEvent e1 MotionEvent e2 float distanceX float distanceY if onGestureListener null onGestureListener.onScroll e1 e2 distanceX.. null onGestureListener.onScroll e1 e2 distanceX distanceY return false @Override public void onShowPress MotionEvent e..
Android: How to detect when a scroll has ended http://stackoverflow.com/questions/2089552/android-how-to-detect-when-a-scroll-has-ended MotionEvent e1 MotionEvent e2 float distanceX float distanceY i'm only scrolling along the X axis mIsScrolling true handleScroll..
Android - HorizontalScrollView within ScrollView Touch Handling http://stackoverflow.com/questions/2646028/android-horizontalscrollview-within-scrollview-touch-handling MotionEvent e1 MotionEvent e2 float distanceX float distanceY if Math.abs distanceY Math.abs distanceX return true return.. e2 float distanceX float distanceY if Math.abs distanceY Math.abs distanceX return true return false share improve..
ScrollView and Gallery interfering http://stackoverflow.com/questions/3171452/scrollview-and-gallery-interfering MotionEvent e1 MotionEvent e2 float distanceX float distanceY Hack eat jerky scrolls caused by stale state in mGestureDetector.. 100 return false return super.onScroll e1 e2 distanceX distanceY @Override public boolean onTouchEvent MotionEvent event Reset.. MotionEvent e1 MotionEvent e2 float distanceX float distanceY if scrollingHorizontally scrollingVertically We already know..
http://stackoverflow.com/questions/4951142/smooth-scrolling-in-android MotionEvent e1 MotionEvent e2 float distanceX float distanceY beware it can scroll to infinity scrollBy int distanceX int.. it can scroll to infinity scrollBy int distanceX int distanceY return true @Override public boolean onFling MotionEvent e1..
ScrollView inside Gallery, both scrolling independently http://stackoverflow.com/questions/5286115/scrollview-inside-gallery-both-scrolling-independently MotionEvent e1 MotionEvent e2 float distanceX float distanceY if mNeedToRebase mNeedToRebase false distanceX 0 return super.onScroll.. false distanceX 0 return super.onScroll e1 e2 distanceX distanceY @Override public boolean onInterceptTouchEvent MotionEvent e..
How can I change the OverScroll color in Android 2.3.1? http://stackoverflow.com/questions/5897909/how-can-i-change-the-overscroll-color-in-android-2-3-1 MotionEvent currentMotionEvent float distanceX float distanceY float distanceTraveled downMotionEvent.getY currentMotionEvent.getY.. At top and finger moving down scrollDistanceSinceBoundary distanceY scaleEdges underscrollEdge underscrollGlow scrollDistanceSinceBoundary.. moving up while in overscroll scrollDistanceSinceBoundary distanceY scaleEdges underscrollEdge underscrollGlow scrollDistanceSinceBoundary..
Draw Rectangle Over ImageView for highlight that can be zoom in-out in android http://stackoverflow.com/questions/10482229/draw-rectangle-over-imageview-for-highlight-that-can-be-zoom-in-out-in-android scale scale zoomTo scale mWidth 2 mHeight 2 cutting else if isScaling int distanceX mPrevMoveX int event.getX int distanceY mPrevMoveY int event.getY mPrevMoveX int event.getX mPrevMoveY int event.getY mMatrix.postTranslate distanceX distanceY.. mPrevMoveY int event.getY mPrevMoveX int event.getX mPrevMoveY int event.getY mMatrix.postTranslate distanceX distanceY cutting break case MotionEvent.ACTION_UP case MotionEvent.ACTION_POINTER_UP case MotionEvent.ACTION_POINTER_2_UP if event.getPointerCount..
android maps: How to Long Click a Map? http://stackoverflow.com/questions/1678493/android-maps-how-to-long-click-a-map onGestureListener.onLongPress e @Override public boolean onScroll MotionEvent e1 MotionEvent e2 float distanceX float distanceY if onGestureListener null onGestureListener.onScroll e1 e2 distanceX distanceY return false @Override public void onShowPress.. e1 MotionEvent e2 float distanceX float distanceY if onGestureListener null onGestureListener.onScroll e1 e2 distanceX distanceY return false @Override public void onShowPress MotionEvent e if onGestureListener null onGestureListener.onShowPress e @Override..
Android: How to detect when a scroll has ended http://stackoverflow.com/questions/2089552/android-how-to-detect-when-a-scroll-has-ended handleSingleTap e return true @Override public boolean onScroll MotionEvent e1 MotionEvent e2 float distanceX float distanceY i'm only scrolling along the X axis mIsScrolling true handleScroll Math.round e2.getX e1.getX return true @Override..
Android - HorizontalScrollView within ScrollView Touch Handling http://stackoverflow.com/questions/2646028/android-horizontalscrollview-within-scrollview-touch-handling
ScrollView and Gallery interfering http://stackoverflow.com/questions/3171452/scrollview-and-gallery-interfering return scrollingHorizontally @Override public boolean onScroll MotionEvent e1 MotionEvent e2 float distanceX float distanceY Hack eat jerky scrolls caused by stale state in mGestureDetector which we cannot directly access if Math.abs distanceX 100.. which we cannot directly access if Math.abs distanceX 100 return false return super.onScroll e1 e2 distanceX distanceY @Override public boolean onTouchEvent MotionEvent event Reset our scrolling flags if ACTION_UP or ACTION_CANCEL switch event.getAction.. onLongPress MotionEvent arg0 @Override public boolean onScroll MotionEvent e1 MotionEvent e2 float distanceX float distanceY if scrollingHorizontally scrollingVertically We already know we're scrolling ignore this callback. This avoids changing..
http://stackoverflow.com/questions/4951142/smooth-scrolling-in-android new SimpleOnGestureListener @Override public boolean onScroll MotionEvent e1 MotionEvent e2 float distanceX float distanceY beware it can scroll to infinity scrollBy int distanceX int distanceY return true @Override public boolean onFling MotionEvent.. e1 MotionEvent e2 float distanceX float distanceY beware it can scroll to infinity scrollBy int distanceX int distanceY return true @Override public boolean onFling MotionEvent e1 MotionEvent e2 float vX float vY mScroller.fling getScrollX..
ScrollView inside Gallery, both scrolling independently http://stackoverflow.com/questions/5286115/scrollview-inside-gallery-both-scrolling-independently Context context super context @Override public boolean onScroll MotionEvent e1 MotionEvent e2 float distanceX float distanceY if mNeedToRebase mNeedToRebase false distanceX 0 return super.onScroll e1 e2 distanceX distanceY @Override public boolean.. distanceX float distanceY if mNeedToRebase mNeedToRebase false distanceX 0 return super.onScroll e1 e2 distanceX distanceY @Override public boolean onInterceptTouchEvent MotionEvent e switch e.getAction case MotionEvent.ACTION_DOWN mIgnore false..
How can I change the OverScroll color in Android 2.3.1? http://stackoverflow.com/questions/5897909/how-can-i-change-the-overscroll-color-in-android-2-3-1 @Override public boolean onScroll MotionEvent downMotionEvent MotionEvent currentMotionEvent float distanceX float distanceY float distanceTraveled downMotionEvent.getY currentMotionEvent.getY if listIsAtTop distanceTraveled 0 At top and finger.. currentMotionEvent.getY if listIsAtTop distanceTraveled 0 At top and finger moving down scrollDistanceSinceBoundary distanceY scaleEdges underscrollEdge underscrollGlow scrollDistanceSinceBoundary else if listIsAtTop distanceTraveled 0 scrollDistanceSinceBoundary.. 0 scrollDistanceSinceBoundary 0 At top and finger moving up while in overscroll scrollDistanceSinceBoundary distanceY scaleEdges underscrollEdge underscrollGlow scrollDistanceSinceBoundary else if listIsAtBottom distanceTraveled 0 At bottom..
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