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jaredrummler / ColorPicker

A highly customizable color picker for Android
Apache License 2.0
791 stars 170 forks source link

java.lang.NullPointerException: Attempt to invoke virtual method 'void android.graphics.Matrix.set(android.graphics.Matrix)' on a null object reference #105

Closed TheMelody closed 1 year ago

TheMelody commented 3 years ago

Hello, there is a null pointer here, please follow up, thank you！

πŸ‘‰πŸ‘‰πŸ‘‰πŸ‘‰γ€ com.jaredrummler.android.colorpicker.ColorPickerView.onDraw(SourceFile:20) γ€‘πŸ‘ˆπŸ‘ˆπŸ‘ˆπŸ‘ˆ

java.lang.NullPointerException: Attempt to invoke virtual method 'void android.graphics.Matrix.set(android.graphics.Matrix)' on a null object reference at android.graphics.Shader.copyLocalMatrix(Shader.java:159) at android.graphics.LinearGradient.copy(LinearGradient.java:129) at android.graphics.ComposeShader.copy(ComposeShader.java:96) at android.graphics.Shader.mzReversalCopy(Shader.java:134) at com.meizu.nightmode.MzNightModeManager.beforeDrawColor(MzNightModeManager.java:830) at com.meizu.nightmode.MzNightModeManager.beforeDrawColor(MzNightModeManager.java:810) at android.graphics.BaseCanvas.drawRect(BaseCanvas.java:589) at android.graphics.Canvas.drawRect(Canvas.java:1765) at com.jaredrummler.android.colorpicker.ColorPickerView.onDraw(SourceFile:20) at android.view.View.draw(View.java:19352) at android.view.View.updateDisplayListIfDirty(View.java:18295) at android.view.View.draw(View.java:19073) at android.view.ViewGroup.drawChild(ViewGroup.java:4236) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4022) at android.view.View.updateDisplayListIfDirty(View.java:18286) at android.view.View.draw(View.java:19073) at android.view.ViewGroup.drawChild(ViewGroup.java:4236) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4022) at android.view.View.draw(View.java:19355) at android.widget.ScrollView.draw(ScrollView.java:1773) at android.view.View.updateDisplayListIfDirty(View.java:18295) at android.view.View.draw(View.java:19073) at android.view.ViewGroup.drawChild(ViewGroup.java:4236) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4022) at android.view.View.updateDisplayListIfDirty(View.java:18286) at android.view.View.draw(View.java:19073) at android.view.ViewGroup.drawChild(ViewGroup.java:4236) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4022) at android.view.View.updateDisplayListIfDirty(View.java:18286) at android.view.View.draw(View.java:19073) at android.view.ViewGroup.drawChild(ViewGroup.java:4236) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4022) at android.view.View.updateDisplayListIfDirty(View.java:18286) at android.view.View.draw(View.java:19073) at android.view.ViewGroup.drawChild(ViewGroup.java:4236) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4022) at android.view.View.updateDisplayListIfDirty(View.java:18286) at android.view.View.draw(View.java:19073) at android.view.ViewGroup.drawChild(ViewGroup.java:4236) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4022) at android.view.View.updateDisplayListIfDirty(View.java:18286) at android.view.View.draw(View.java:19073) at android.view.ViewGroup.drawChild(ViewGroup.java:4236) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4022) at android.view.View.updateDisplayListIfDirty(View.java:18286) at android.view.View.draw(View.java:19073) at android.view.ViewGroup.drawChild(ViewGroup.java:4236) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4022) at android.view.View.updateDisplayListIfDirty(View.java:18286) at android.view.View.draw(View.java:19073) at android.view.ViewGroup.drawChild(ViewGroup.java:4236) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4022) at android.view.View.updateDisplayListIfDirty(View.java:18286) at android.view.View.draw(View.java:19073) at android.view.ViewGroup.drawChild(ViewGroup.java:4236) at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4022) at android.view.View.draw(View.java:19355) at com.android.internal.policy.DecorView.draw(DecorView.java:821) at android.view.View.updateDisplayListIfDirty(View.java:18295) at android.view.ThreadedRenderer.updateViewTreeDisplayList(ThreadedRenderer.java:702) at android.view.ThreadedRenderer.updateRootDisplayList(ThreadedRenderer.java:708) at android.view.ThreadedRenderer.draw(ThreadedRenderer.java:816) at android.view.ViewRootImpl.draw(ViewRootImpl.java:3166) at android.view.ViewRootImpl.performDraw(ViewRootImpl.java:2970) at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2499) at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1520) at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:7004) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1059) at android.view.Choreographer.doCallbacks(Choreographer.java:871) at android.view.Choreographer.doFrame(Choreographer.java:785) at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:1045) at android.os.Handler.handleCallback(Handler.java:790) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:192) at android.app.ActivityThread.main(ActivityThread.java:6842) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:438) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:886)