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2014/10/16 ¤W¤È 08:21:09
android Programming Glossary: paint.setfilterbitmapcreate circular image view in android [duplicate] http://stackoverflow.com/questions/16208365/create-circular-image-view-in-android final Paint paint new Paint final Rect rect new Rect 0 0 sbmp.getWidth sbmp.getHeight paint.setAntiAlias true paint.setFilterBitmap true paint.setDither true canvas.drawARGB 0 0 0 0 paint.setColor Color.parseColor #BAB399 canvas.drawCircle sbmp.getWidth..
Android custom view Bitmap memory leak http://stackoverflow.com/questions/4197794/android-custom-view-bitmap-memory-leak attrs int defStyle super context attrs defStyle public void init final Context context Paint paint new Paint paint.setFilterBitmap true int width getMeasuredWidth int height getMeasuredHeight resizedBitmap Bitmap.createScaledBitmap mapBitmap height height.. AttributeSet attrs int defStyle super context attrs defStyle public void init Bitmap mapBitmap Paint paint new Paint paint.setFilterBitmap true int width getMeasuredWidth int height getMeasuredHeight resizedBitmap new WeakReference Bitmap Bitmap.createScaledBitmap..
Draw smoothly scaled bitmaps on Canvas http://stackoverflow.com/questions/4294102/draw-smoothly-scaled-bitmaps-on-canvas
Gradient appears banded in a SurfaceView, but looks very smooth in a normal View http://stackoverflow.com/questions/7774867/gradient-appears-banded-in-a-surfaceview-but-looks-very-smooth-in-a-normal-view extended View and the SurfaceView is Paint paint new Paint paint.setStyle Paint.Style.FILL paint.setAntiAlias false paint.setFilterBitmap false paint.setDither false Shader shader new LinearGradient 0 0 0 200 new int 0xff150d2f 0xff432b96 null Shader.TileMode.CLAMP..
Android - Is it possible to declare an alpha mask directly within layer-list XML definition? http://stackoverflow.com/questions/8630365/android-is-it-possible-to-declare-an-alpha-mask-directly-within-layer-list-xml mainImage.getWidth mainImage.getHeight Bitmap.Config.ARGB_8888 canvas.setBitmap result Paint paint new Paint paint.setFilterBitmap false canvas.drawBitmap mainImage 0 0 paint paint.setXfermode new PorterDuffXfermode PorterDuff.Mode.DST_IN canvas.drawBitmap..
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