Dome 柱状图奔溃

[lxn1445663013]

java.lang.NullPointerException: Attempt to read from field 'float android.graphics.RectF.left' on a null object reference at com.openxu.cview.chart.barchart.BarVerticalChart.evaluatorByData(BarVerticalChart.java:150) at com.openxu.cview.chart.barchart.BarVerticalChart.onMeasure(BarVerticalChart.java:127) at android.view.View.measure(View.java:25029) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6968) at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1552) at android.widget.LinearLayout.measureVertical(LinearLayout.java:842) at android.widget.LinearLayout.onMeasure(LinearLayout.java:721) at android.view.View.measure(View.java:25029) at android.widget.ScrollView.measureChildWithMargins(ScrollView.java:1414) at android.widget.FrameLayout.onMeasure(FrameLayout.java:194) at android.widget.ScrollView.onMeasure(ScrollView.java:452) at android.view.View.measure(View.java:25029) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6968) at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1552) at android.widget.LinearLayout.measureVertical(LinearLayout.java:842) at android.widget.LinearLayout.onMeasure(LinearLayout.java:721) at android.view.View.measure(View.java:25029) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6968) at android.widget.FrameLayout.onMeasure(FrameLayout.java:194) at androidx.appcompat.widget.ContentFrameLayout.onMeasure(ContentFrameLayout.java:143) at android.view.View.measure(View.java:25029) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6968) at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1552) at android.widget.LinearLayout.measureVertical(LinearLayout.java:842) at android.widget.LinearLayout.onMeasure(LinearLayout.java:721) at android.view.View.measure(View.java:25029) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6968) at android.widget.FrameLayout.onMeasure(FrameLayout.java:194) at android.view.View.measure(View.java:25029) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6968) at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1552) at android.widget.LinearLayout.measureVertical(LinearLayout.java:842) at android.widget.LinearLayout.onMeasure(LinearLayout.java:721) at android.view.View.measure(View.java:25029) at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:6968) at android.widget.FrameLayout.onMeasure(FrameLayout.java:194) at com.android.internal.policy.DecorView.onMeasure(DecorView.java:775) at android.view.View.measure(View.java:25029) at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:3245) at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:2000) at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2305) at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1888) at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:8043) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:969) at android.view.Choreographer.doCallbacks(Choreographer.java:793) at android.view.Choreographer.doFrame(Choreographer.java:728) at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:954) at android.os.Handler.handleCallback(Handler.java:914) at android.os.Handler.dispatchMessage(Handler.java:100) at android.os.Looper.loop(Looper.java:224) at android.app.ActivityThread.main(ActivityThread.java:7551) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:539) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:995)

[zhoukp616]

+1

[zhoukp616]

修改BaseChart里面 omMeasure如下 @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { super.onMeasure(widthMeasureSpec, heightMeasureSpec); rectChart = new RectF(getPaddingLeft(),getPaddingTop(),getMeasuredWidth()-getPaddingRight(), getMeasuredHeight()-getPaddingBottom()); }

[lxn1445663013]

好的，谢谢

------------------ 原始邮件 ------------------ 发件人: "openXu/OXChart" <[email protected]>; 发送时间: 2021年1月7日(星期四) 上午10:39 收件人: "openXu/OXChart"<[email protected]>; 抄送: "令水剑客"<[email protected]>;"Author"<[email protected]>; 主题: Re: [openXu/OXChart] Dome 柱状图奔溃 (#26)

修改BaseChart里面 omMeasure如下 @override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { super.onMeasure(widthMeasureSpec, heightMeasureSpec); rectChart = new RectF(getPaddingLeft(),getPaddingTop(),getMeasuredWidth()-getPaddingRight(), getMeasuredHeight()-getPaddingBottom()); }

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