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2014/10/16 ¤W¤È 08:10:27
android Programming Glossary: ballxHow can I use the animation framework inside the canvas? http://stackoverflow.com/questions/4938822/how-can-i-use-the-animation-framework-inside-the-canvas screen width. int screenH Devices's screen height. int ballX Ball x position. int ballY Ball y position. int initialY float.. true Create a new mirrored bitmap by applying the matrix. ballX int screenW 2 ballW 2 Centre ball X into the centre of the screen... ev switch ev.getAction case MotionEvent.ACTION_DOWN ballX int ev.getX ballW 2 ballY int ev.getY ballH 2 ballFingerMove..
How can I use the animation framework inside the canvas? http://stackoverflow.com/questions/4938822/how-can-i-use-the-animation-framework-inside-the-canvas SurfaceHolder.Callback GameThread thread int screenW Device's screen width. int screenH Devices's screen height. int ballX Ball x position. int ballY Ball y position. int initialY float dY Ball vertical speed. int ballW int ballH int bgrW int.. bgrReverse Bitmap.createBitmap bgr 0 0 bgrW bgrH matrix true Create a new mirrored bitmap by applying the matrix. ballX int screenW 2 ballW 2 Centre ball X into the centre of the screen. ballY 50 Centre ball height above the screen. TOUCH.. @Override public synchronized boolean onTouchEvent MotionEvent ev switch ev.getAction case MotionEvent.ACTION_DOWN ballX int ev.getX ballW 2 ballY int ev.getY ballH 2 ballFingerMove true break case MotionEvent.ACTION_MOVE ballX int ev.getX..
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