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2014/10/16 ¤W¤È 08:26:48
android Programming Glossary: tv.getheightHow to scale/resize text to fit a TextView? http://stackoverflow.com/questions/2596452/how-to-scale-resize-text-to-fit-a-textview else minViewHeight 10f some min. final float maxViewHeight tv.getHeight tv.getPaddingBottom tv.getPaddingTop 12 12 just to be sure final.. the text bounds... small relative to the tv.getWidth and tv.getHeight values... even if the text size is far larger than the width.. currentWidth tv.getWidth scalingFactor tv.getTextSize tv.getHeight tv.setTextSize TypedValue.COMPLEX_UNIT_SP tv.getTextSize 0.25f..
How do you to retrieve dimensions of a view? Getheight() and Getwidth() always return zero http://stackoverflow.com/questions/4142090/how-do-you-to-retrieve-dimensions-of-a-view-getheight-and-getwidth-always-r tv new TextView this tv.setHeight 20 tv.setWidth 20 vh tv.getHeight getHeight returned 0 Why vw tv.getWidth getWidth returned 0.. ld LayerDrawable tv.getBackground ld.setLayerInset 1 0 tv.getHeight 2 0 0 ViewTreeObserver obs tv.getViewTreeObserver if Build.VERSION.SDK_INT..
http://stackoverflow.com/questions/4381033/multi-gradient-shapes ld LayerDrawable tv.getBackground int topInset tv.getHeight 2 does not work ld.setLayerInset 1 0 topInset 0 0 tv.setBackgroundDrawable..
When Can I First Measure a View? http://stackoverflow.com/questions/4393612/when-can-i-first-measure-a-view LayerDrawable ld LayerDrawable tv.getBackground int height tv.getHeight when to call this so as not to get 0 int topInset height 2 ld.setLayerInset.. public boolean onPreDraw Log.d TAG onPreDraw tv height is tv.getHeight bad for performance remove on production int height tv.getHeight.. bad for performance remove on production int height tv.getHeight int topInset height 2 ld.setLayerInset 1 0 topInset 0 0 tv.setBackgroundDrawable..
How to scale/resize text to fit a TextView? http://stackoverflow.com/questions/2596452/how-to-scale-resize-text-to-fit-a-textview null minViewHeight tv.getBackground .getIntrinsicHeight else minViewHeight 10f some min. final float maxViewHeight tv.getHeight tv.getPaddingBottom tv.getPaddingTop 12 12 just to be sure final String s tv.getText .toString System.out.println tv.getPaddingTop.. .getTextBounds ... . It always returns small numbers for the text bounds... small relative to the tv.getWidth and tv.getHeight values... even if the text size is far larger than the width or height of the TextView . android resize textview autosize.. is important... increase this if nec. later while int Math.ceil currentWidth tv.getWidth scalingFactor tv.getTextSize tv.getHeight tv.setTextSize TypedValue.COMPLEX_UNIT_SP tv.getTextSize 0.25f currentWidth tv.getPaint .measureText s System.out.println..
How do you to retrieve dimensions of a view? Getheight() and Getwidth() always return zero http://stackoverflow.com/questions/4142090/how-do-you-to-retrieve-dimensions-of-a-view-getheight-and-getwidth-always-r 0 Why Test 2 used a simple dynamically generated view TextView tv new TextView this tv.setHeight 20 tv.setWidth 20 vh tv.getHeight getHeight returned 0 Why vw tv.getWidth getWidth returned 0 Why eof method eof class android layout android widget lifecycle.. @Override public void onGlobalLayout LayerDrawable ld LayerDrawable tv.getBackground ld.setLayerInset 1 0 tv.getHeight 2 0 0 ViewTreeObserver obs tv.getViewTreeObserver if Build.VERSION.SDK_INT Build.VERSION_CODES.JELLY_BEAN obs.removeOnGlobalLayoutListener..
http://stackoverflow.com/questions/4381033/multi-gradient-shapes TextView tv TextView findViewById R.id.image_test LayerDrawable ld LayerDrawable tv.getBackground int topInset tv.getHeight 2 does not work ld.setLayerInset 1 0 topInset 0 0 tv.setBackgroundDrawable ld However This leads to yet another annoying..
When Can I First Measure a View? http://stackoverflow.com/questions/4393612/when-can-i-first-measure-a-view the user TextView tv TextView findViewById R.id.image_test LayerDrawable ld LayerDrawable tv.getBackground int height tv.getHeight when to call this so as not to get 0 int topInset height 2 ld.setLayerInset 1 0 topInset 0 0 tv.setBackgroundDrawable ld.. new ViewTreeObserver.OnPreDrawListener @Override public boolean onPreDraw Log.d TAG onPreDraw tv height is tv.getHeight bad for performance remove on production int height tv.getHeight int topInset height 2 ld.setLayerInset 1 0 topInset 0 0.. boolean onPreDraw Log.d TAG onPreDraw tv height is tv.getHeight bad for performance remove on production int height tv.getHeight int topInset height 2 ld.setLayerInset 1 0 topInset 0 0 tv.setBackgroundDrawable ld return true In my test project onPreDraw..
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