acaziasoftcom / flutter_kanji_view Goto Github PK

Hi, I like your project and I want to use in my project. But it's not null safety. Is it any chance to update it?

I looked your LICENSE, but it doesn't have license. Is it possible to copy your project in case you can't update?

I have a problem as below. How can I fix this?

I/flutter ( 9046): ══╡ EXCEPTION CAUGHT BY WIDGETS LIBRARY ╞═══════════════════════════════════════════════════════════
I/flutter ( 9046): The following assertion was thrown building Playground(dirty, dependencies: [TickerMode], state:
I/flutter ( 9046): _PlaygroundState#79fa6(ticker inactive)):
I/flutter ( 9046): 'package:flutter_kanji_view/fklib/drawing_widget.dart': Failed assertion: line 241 pos 12:
I/flutter ( 9046): '!(this.controller == null &&
I/flutter ( 9046): (this.run == null || this.duration == null))': is not true.
I/flutter ( 9046):
I/flutter ( 9046):
I/flutter ( 9046): When the exception was thrown, this was the stack:
I/flutter ( 9046): #2 KanjiViewer.assertAnimationParameters (package:flutter_kanji_view/fklib/drawing_widget.dart:241:12)
I/flutter ( 9046): #3 new KanjiViewer.svg (package:flutter_kanji_view/fklib/drawing_widget.dart:94:5)
I/flutter ( 9046): #4 _PlaygroundState.build (package:flutter_kanji/main.dart:62:32)
I/flutter ( 9046): #5 StatefulElement.build (package:flutter/src/widgets/framework.dart:4440:27)
I/flutter ( 9046): #6 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4329:15)
I/flutter ( 9046): #7 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #8 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #9 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4487:11)
I/flutter ( 9046): #10 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #11 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #12 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #13 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5575:14)
I/flutter ( 9046): #14 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #15 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #16 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #17 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #18 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #19 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #20 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #21 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #22 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5575:14)
I/flutter ( 9046): #23 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #24 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #25 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5575:14)
I/flutter ( 9046): #26 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #27 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #28 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #29 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #30 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #31 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4487:11)
I/flutter ( 9046): #32 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #33 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #34 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #35 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5575:14)
I/flutter ( 9046): #36 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #37 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #38 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5575:14)
I/flutter ( 9046): #39 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #40 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #41 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #42 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #43 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #44 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4487:11)
I/flutter ( 9046): #45 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #46 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #47 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #48 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #49 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #50 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #51 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #52 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #53 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #54 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #55 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #56 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #57 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4487:11)
I/flutter ( 9046): #58 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #59 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #60 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #61 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5575:14)
I/flutter ( 9046): #62 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #63 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #64 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #65 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #66 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #67 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #68 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #69 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #70 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5575:14)
I/flutter ( 9046): #71 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #72 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #73 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #74 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #75 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #76 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4487:11)
I/flutter ( 9046): #77 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #78 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #79 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #80 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #81 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #82 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #83 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #84 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #85 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #86 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5575:14)
I/flutter ( 9046): #87 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #88 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #89 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #90 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #91 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #92 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #93 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #94 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #95 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #96 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #97 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #98 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4487:11)
I/flutter ( 9046): #99 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #100 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #101 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #102 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #103 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #104 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #105 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #106 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #107 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #108 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #109 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #110 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #111 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4487:11)
I/flutter ( 9046): #112 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #113 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #114 MultiChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5684:32)
I/flutter ( 9046): #115 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #116 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #117 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #118 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #119 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #120 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4487:11)
I/flutter ( 9046): #121 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #122 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #123 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #124 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #125 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #126 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #127 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #128 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #129 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #130 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5575:14)
I/flutter ( 9046): #131 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #132 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #133 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4349:16)
I/flutter ( 9046): #134 Element.rebuild (package:flutter/src/widgets/framework.dart:4053:5)
I/flutter ( 9046): #135 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:4312:5)
I/flutter ( 9046): #136 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4487:11)
I/flutter ( 9046): #137 ComponentElement.mount (package:flutter/src/widgets/framework.dart:4307:5)
I/flutter ( 9046): #138 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3297:14)
I/flutter ( 9046): #139 Element.updateChild (package:flutter/src/widgets/framework.dart:3091:12)
I/flutter ( 9046): #140 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5575:14)

════════ Exception caught by widgets library ═══════════════════════════════════════════════════════