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alexzaitsev opened this issue Jan 23, 2018 · 2 comments
Closed

np_wheelItemCount cannot be set to 1 #86

alexzaitsev opened this issue Jan 23, 2018 · 2 comments

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@alexzaitsev
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alexzaitsev commented Jan 23, 2018 •
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Just set np_wheelItemCount to 1 and try to scroll. You'll get crash:

java.lang.ArrayIndexOutOfBoundsException: length=1; index=1
                                                                       at com.shawnlin.numberpicker.NumberPicker.decrementSelectorIndices(NumberPicker.java:1775)
                                                                       at com.shawnlin.numberpicker.NumberPicker.scrollBy(NumberPicker.java:1084)
                                                                       at com.shawnlin.numberpicker.NumberPicker.computeScroll(NumberPicker.java:1005)
                                                                       at android.view.View.updateDisplayListIfDirty(View.java:15167)
                                                                       at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:3593)
                                                                       at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3573)
                                                                       at android.view.View.updateDisplayListIfDirty(View.java:15140)
                                                                       at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:3593)
                                                                       at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3573)
                                                                       at android.view.View.updateDisplayListIfDirty(View.java:15140)
                                                                       at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:3593)
                                                                       at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3573)
                                                                       at android.view.View.updateDisplayListIfDirty(View.java:15140)
                                                                       at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:3593)
                                                                       at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3573)
                                                                       at android.view.View.updateDisplayListIfDirty(View.java:15140)
                                                                       at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:3593)
                                                                       at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3573)
                                                                       at android.view.View.updateDisplayListIfDirty(View.java:15140)
                                                                       at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:3593)
                                                                       at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3573)
                                                                       at android.view.View.updateDisplayListIfDirty(View.java:15140)
                                                                       at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:3593)
                                                                       at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3573)
                                                                       at android.view.View.updateDisplayListIfDirty(View.java:15140)
                                                                       at android.view.ViewGroup.recreateChildDisplayList(ViewGroup.java:3593)
                                                                       at android.view.ViewGroup.dispatchGetDisplayList(ViewGroup.java:3573)
                                                                       at android.view.View.updateDisplayListIfDirty(View.java:15140)
                                                                       at android.view.ThreadedRenderer.updateViewTreeDisplayList(ThreadedRenderer.java:281)
                                                                       at android.view.ThreadedRenderer.updateRootDisplayList(ThreadedRenderer.java:287)
                                                                       at android.view.ThreadedRenderer.draw(ThreadedRenderer.java:322)
                                                                       at android.view.ViewRootImpl.draw(ViewRootImpl.java:2615)
                                                                       at android.view.ViewRootImpl.performDraw(ViewRootImpl.java:2434)
                                                                       at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2067)
                                                                       at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1107)
                                                                       at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6013)
                                                                       at android.view.Choreographer$CallbackRecord.run(Choreographer.java:858)
                                                                       at android.view.Choreographer.doCallbacks(Choreographer.java:670)
                                                                       at android.view.Choreographer.doFrame(Choreographer.java:606)
                                                                       at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:844)
                                                                       at android.os.Handler.handleCallback(Handler.java:739)
                                                                       at android.os.Handler.dispatchMessage(Handler.java:95)
                                                                       at android.os.Looper.loop(Looper.java:148)
                                                                       at android.app.ActivityThread.main(ActivityThread.java:5417)
                                                                       at java.lang.reflect.Method.invoke(Native Method)
                                                                       at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
                                                                       at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)

Is it possible to archieve an effect like this: https://prnt.sc/i0c0kr ?
@ShawnLin013
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Have you tried setting the text color to transparent?

@ShawnLin013
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Ref to #57.

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@ShawnLin013 @alexzaitsev