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2014/10/16 ¤W¤È 08:10:38
android Programming Glossary: blurfilterhttp://stackoverflow.com/questions/3567312/android-drop-shadow-on-view is only loaded displayed once in a while since the process is expensive. Pseudo code might even compile BlurMaskFilter blurFilter new BlurMaskFilter 5 BlurMaskFilter.Blur.OUTER Paint shadowPaint new Paint shadowPaint.setMaskFilter blurFilter int offsetXY.. blurFilter new BlurMaskFilter 5 BlurMaskFilter.Blur.OUTER Paint shadowPaint new Paint shadowPaint.setMaskFilter blurFilter int offsetXY new int 2 Bitmap shadowImage originalBitmap.extractAlpha shadowPaint offsetXY Might need to convert shadowImage..
How to prevent Android's drawBitmap from only drawing black images? http://stackoverflow.com/questions/3580051/how-to-prevent-androids-drawbitmap-from-only-drawing-black-images How can I prevent the original image definitely not black from being black when adding the shadow BlurMaskFilter blurFilter new BlurMaskFilter 2 BlurMaskFilter.Blur.OUTER Paint shadowPaint new Paint shadowPaint.setMaskFilter blurFilter int offsetXY.. blurFilter new BlurMaskFilter 2 BlurMaskFilter.Blur.OUTER Paint shadowPaint new Paint shadowPaint.setMaskFilter blurFilter int offsetXY new int 2 Bitmap originalBitmap BitmapFactory.decodeResource getResources R.drawable.pier_t Bitmap shadowImage.. view . You can play around with the x and y as well as the OUTER constant to get the desired effect. BlurMaskFilter blurFilter new BlurMaskFilter 2 BlurMaskFilter.Blur.OUTER Paint shadowPaint new Paint shadowPaint.setMaskFilter blurFilter int offsetXY..
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